Support collar at FMD2 position.
[u/mrichter/AliRoot.git] / STRUCT / AliPIPEv3.cxx
1 /**************************************************************************
2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3  *                                                                        *
4  * Author: The ALICE Off-line Project.                                    *
5  * Contributors are mentioned in the code where appropriate.              *
6  *                                                                        *
7  * Permission to use, copy, modify and distribute this software and its   *
8  * documentation strictly for non-commercial purposes is hereby granted   *
9  * without fee, provided that the above copyright notice appears in all   *
10  * copies and that both the copyright notice and this permission notice   *
11  * appear in the supporting documentation. The authors make no claims     *
12  * about the suitability of this software for any purpose. It is          *
13  * provided "as is" without express or implied warranty.                  *
14  **************************************************************************/
15
16 /* $Id$ */
17
18 //-------------------------------------------------------------------------
19 //  Beam pipe class
20 //  This version uses TGeo
21 //  Author: A.Morsch
22 //-------------------------------------------------------------------------
23
24
25 #include <Riostream.h>
26
27 #include <TSystem.h>
28 #include <TVirtualMC.h>
29 #include <TGeoManager.h>
30 #include <TGeoMatrix.h>
31 #include <TGeoVolume.h>
32 #include <TGeoTorus.h>
33 #include <TGeoTube.h>
34 #include <TGeoCone.h>
35 #include <TGeoPcon.h>
36 #include <TGeoBBox.h>
37 #include <TGeoXtru.h>
38 #include <TGeoCompositeShape.h>
39
40 #include "AliConst.h"
41 #include "AliMagF.h"
42 #include "AliPIPEv3.h"
43 #include "AliRun.h"
44 #include "AliLog.h"
45  
46 ClassImp(AliPIPEv3)
47  
48 //_____________________________________________________________________________
49 AliPIPEv3::AliPIPEv3()
50 {
51 // Constructor
52 }
53
54 //_____________________________________________________________________________
55 AliPIPEv3::AliPIPEv3(const char *name, const char *title)
56   : AliPIPE(name,title)
57 {
58 // Constructor
59 }
60
61  
62 //___________________________________________
63 void AliPIPEv3::CreateGeometry()
64 {
65     AliDebug(1,"Create PIPEv3 geometry");
66 //
67 //  Class describing the beam pipe geometry
68 //
69
70     Float_t dz, z, zsh, z0;
71 //
72 // Rotation Matrices
73 //
74     const Float_t  kDegRad = TMath::Pi() / 180.;
75 // Rotation by 180 deg
76     TGeoRotation* rot180        = new TGeoRotation("rot180", 90., 180.,  90.,  90., 180.,   0.);
77     TGeoRotation* rotyz         = new TGeoRotation("rotyz",  90., 180.,   0., 180.,  90.,  90.);
78     TGeoRotation* rotxz         = new TGeoRotation("rotxz",   0.,   0.,  90.,  90.,  90., 180.);
79     TGeoRotation* rot045        = new TGeoRotation("rot045", 90.,  45.,  90., 135.,   0.,   0.);
80     TGeoRotation* rot135        = new TGeoRotation("rot135", 90. ,135.,  90., 225.,   0.,   0.);
81     TGeoRotation* rot225        = new TGeoRotation("rot225", 90. ,225.,  90., 315.,   0.,   0.);
82     TGeoRotation* rot315        = new TGeoRotation("rot315", 90. ,315.,  90.,  45.,   0.,   0.);    
83 //
84 // Media
85     const TGeoMedium* kMedAir     =  gGeoManager->GetMedium("PIPE_AIR");
86     const TGeoMedium* kMedAirHigh =  gGeoManager->GetMedium("PIPE_AIR_HIGH");
87     const TGeoMedium* kMedVac     =  gGeoManager->GetMedium("PIPE_VACUUM");    
88     const TGeoMedium* kMedInsu    =  gGeoManager->GetMedium("PIPE_INS_C0");    
89     const TGeoMedium* kMedSteel   =  gGeoManager->GetMedium("PIPE_INOX");        
90     const TGeoMedium* kMedBe      =  gGeoManager->GetMedium("PIPE_BE");       
91     const TGeoMedium* kMedCu      =  gGeoManager->GetMedium("PIPE_CU");        
92     const TGeoMedium* kMedKapton  =  gGeoManager->GetMedium("PIPE_KAPTON");        
93     const TGeoMedium* kMedAco     =  gGeoManager->GetMedium("PIPE_ANTICORODAL");        
94     const TGeoMedium* kMedNEG     =  gGeoManager->GetMedium("PIPE_NEG COATING"); 
95        
96 // Top volume
97     TGeoVolume* top    = gGeoManager->GetVolume("ALIC");
98 //
99 //
100 ////////////////////////////////////////////////////////////////////////////////     
101 //                                                                            //
102 //                                  The Central Vacuum system                 // 
103 //                                                                            //
104 ////////////////////////////////////////////////////////////////////////////////
105 //
106 //
107 //  The ALICE central beam-pipe according to drawing         LHCVC2C_0001 
108 //  Drawings of sub-elements:
109 //  
110 //  Pos 7 - Minimised Flange:                                LHCVFX_P0025
111 //  Pos 6 - Standard Flange:                                 STDVFUHV0009
112 //  Pos 8 - Bellow:                                          LHCVBX__0001
113 //
114 //  Absolute z-coordinates -82.0 - 400.0 cm 
115 //  Total length:                                          482.0 cm
116 //  It consists of 3 main parts:
117 //  CP/2 The flange on the non-absorber side:               36.5 cm  
118 //  CP/1 The central Be pipe:                              405.0 cm 
119 //  CP/3 The double-bellow and flange on the absorber side: 40.5 cm 
120 //
121 //
122
123 //
124 //
125 //  Starting position in z
126     const Float_t kCPz0      = -400.0;
127 //  Length of the CP/1 section
128     const Float_t kCP1Length =  405.0;    
129 //  Length of the CP/2 section    
130     const Float_t kCP2Length =   36.5;
131 //  Length of the CP/3 section    
132     const Float_t kCP3Length =   40.5;
133 //  Position of the CP/2 section    
134 //    const Float_t kCP2pos    = kCPz0 + kCP2Length / 2.;
135 //  Position of the CP/3 section
136     const Float_t kCP3pos    = kCPz0 + kCP2Length + kCP1Length + kCP3Length/2.;
137
138
139 ///////////////////
140 //      CP/1     //
141 ///////////////////
142 //  Inner and outer radii of the Be-section [Pos 1]
143     const Float_t kCP1NegRo                      = 2.90 + 0.0002;
144     const Float_t kCP1BeRi                       = 2.90;
145     const Float_t kCP1BeRo                       = 2.98;
146     const Float_t kCP1KaRo                       = 2.99;    
147 //
148 // Be-Stainless Steel adaptor tube [Pos 2] at both ends of the Be-section. Length 5 cm
149     const Float_t kCP1BeStAdaptorLength          = 5.00;
150 //
151 // Bulge of the Be-Stainless Steel adaptor Tube [Pos 2]
152     const Float_t kCP1BeStRo                     = 3.05;
153 //
154 //  Length of bulge [Pos 2]
155     const Float_t kCP1BulgeLength                = 0.50;
156 //
157 //  Distance between bulges [Pos 2]
158     const Float_t kCP1BulgeBulgeDistance         = 1.00;
159 //
160 // Length of Be-pipe
161     const Float_t kCP1BeLength =  kCP1Length - 2. *  kCP1BeStAdaptorLength;
162
163 //    
164 // CP/1 Mother volume 
165     TGeoVolume* voCp1Mo = new TGeoVolume("CP1MO", 
166                                          new TGeoTube(0., kCP1BeStRo,  kCP1Length / 2.), 
167                                          kMedAir);
168     voCp1Mo->SetVisibility(0);
169     
170 /////////////////////////////////////////////
171 // CP/1 Be-Section                         //
172 /////////////////////////////////////////////
173     TGeoVolume* voCp1Vac = new TGeoVolume("CP1VAC", 
174                                           new TGeoTube(0., kCP1BeRi,  kCP1BeLength / 2.), 
175                                           kMedVac);
176     TGeoVolume* voCp1Be  = new TGeoVolume("CP1BE", 
177                                           new TGeoTube(0., kCP1BeRo,  kCP1BeLength / 2.), 
178                                           kMedBe);
179     // Outer Kapton foil
180     TGeoVolume* voCp1Ka  = new TGeoVolume("CP1KA", 
181                                           new TGeoTube(0., kCP1KaRo,  kCP1BeLength / 2.), 
182                                           kMedKapton);
183     // Inner NEG coating
184     TGeoVolume* voCp1NEG = new TGeoVolume("CP1NEG", 
185                                           new TGeoTube(kCP1BeRi, kCP1NegRo, kCP1BeLength / 2.), 
186                                           kMedNEG);
187
188     voCp1Ka->AddNode(voCp1Be,  1, gGeoIdentity);
189     voCp1Be->AddNode(voCp1Vac, 1, gGeoIdentity);
190     voCp1Be->AddNode(voCp1NEG, 1, gGeoIdentity);
191     voCp1Mo->AddNode(voCp1Ka,  1, gGeoIdentity);
192
193 /////////////////////////////////////////////
194 // CP/1 Be-Stainless Steel adaptor tube    //
195 /////////////////////////////////////////////
196     TGeoPcon* shCp1At = new TGeoPcon(0., 360., 8);
197 //  First Bulge 
198     z = - kCP1BeStAdaptorLength / 2.;
199     shCp1At->DefineSection(0, z, 0., kCP1BeStRo);
200     z += kCP1BulgeLength;
201     shCp1At->DefineSection(1, z, 0., kCP1BeStRo);
202     shCp1At->DefineSection(2, z, 0., kCP1BeRo);
203 //  Between the bulges
204     z += kCP1BulgeBulgeDistance;
205     shCp1At->DefineSection(3, z, 0., kCP1BeRo);
206     shCp1At->DefineSection(4, z, 0., kCP1BeStRo);
207 //  Second bulge
208     z += kCP1BulgeLength;
209     shCp1At->DefineSection(5, z, 0., kCP1BeStRo);
210     shCp1At->DefineSection(6, z, 0., kCP1BeRo);
211 //  Straight piece
212     z = kCP1BeStAdaptorLength / 2.;
213     shCp1At->DefineSection(7, z, 0., kCP1BeRo);
214 //
215     TGeoVolume* voCp1At  = new TGeoVolume("CP1AT",  shCp1At, kMedSteel);
216     TGeoVolume* voCp1AtV = new TGeoVolume("CP1ATV", new TGeoTube(0., kCP1BeRi, kCP1BeStAdaptorLength / 2.), kMedVac);
217     voCp1At->AddNode(voCp1AtV, 1, gGeoIdentity);
218     
219 //  Position adaptor tube at both ends
220     dz = kCP1Length / 2. -  kCP1BeStAdaptorLength / 2.;
221     voCp1Mo->AddNode(voCp1At,    1, new TGeoTranslation(0., 0., -dz));
222     voCp1Mo->AddNode(voCp1At,    2, new TGeoCombiTrans(0., 0.,  dz, rot180));
223     TGeoVolumeAssembly* voCp1 = new TGeoVolumeAssembly("Cp1");
224     voCp1->AddNode(voCp1Mo, 1, gGeoIdentity);
225     
226 //
227 ///////////////////
228 //      CP/2     //
229 ///////////////////
230 //
231 // Fixed Point tube [Pos 5]
232 //
233 // Inner and outer radii of the Stainless Steel pipe    
234     const Float_t kCP2StRi               =      2.90;
235     const Float_t kCP2StRo               =      2.98;
236 //  
237 // Transition to central Be-pipe (Bulge)   
238 // Length
239     const Float_t kCP2BulgeLength        =      0.80;
240 //     
241 // Bulge outer radius
242     const Float_t kCP2BulgeRo            =      3.05;
243 //
244 // Fixed Point at z = 391.7 (IP)
245 //
246 // Position of fixed point
247     const Float_t kCP2FixedPointZ        =      8.30;
248 //
249 // Outer radius of fixed point
250     const Float_t kCP2FixedPointRo       =      3.50;
251 //
252 // Length of fixed point
253     const Float_t kCP2FixedPointLength   =      0.60;
254 //
255 // Fixed Flange [Pos 6]    
256 //
257 // Fixed flange outer radius
258     const Float_t kCP2FixedFlangeRo      =      7.60;
259 //
260 // Fixed flange inner radius
261     const Float_t kCP2FixedFlangeRi      =      3.00;
262 // Fixed flange inner radius bulge
263     const Float_t kCP2FixedFlangeBulgeRi =      2.90;
264 // Fixed flange lengths of sections at inner radius
265     const Float_t kCP2FixedFlangeRecessLengths[3] ={1., 0.08, 0.9};
266 // Fixed flange length
267     const Float_t kCP2FixedFlangeLength =       1.98;
268 //
269 // Fixed flange bulge
270 // Outer radius
271      const Float_t kCP2FixedFlangeBulgeRo =     3.00;
272 //
273 // Length    
274      const Float_t kCP2FixedFlangeBulgeLength = 2.00;
275
276 //
277 // CP/2 Mother Volume
278 //
279     TGeoPcon* shCp2Mo = new TGeoPcon(0., 360., 14);
280 //  Flange
281     z = - kCP2Length / 2.;
282     shCp2Mo->DefineSection( 0, z, kCP2FixedFlangeRi, kCP2FixedFlangeRo);
283     z +=  kCP2FixedFlangeRecessLengths[0];
284     shCp2Mo->DefineSection( 1, z, kCP2FixedFlangeRi, kCP2FixedFlangeRo);
285     shCp2Mo->DefineSection( 2, z, 0.,                kCP2FixedFlangeRo);
286     z +=  (kCP2FixedFlangeRecessLengths[1] + kCP2FixedFlangeRecessLengths[2]) ;
287     shCp2Mo->DefineSection( 3, z, 0., kCP2FixedFlangeRo);
288 //  Straight section between Flange and Fixed Point
289     shCp2Mo->DefineSection( 4, z, 0., kCP2FixedFlangeBulgeRo);
290     z += kCP2FixedFlangeBulgeLength;
291     shCp2Mo->DefineSection( 5, z, 0., kCP2FixedFlangeBulgeRo);
292     shCp2Mo->DefineSection( 6, z, 0., kCP2StRo);
293     z =  - kCP2Length / 2 +  kCP2FixedPointZ - kCP2FixedPointLength / 2.;
294     shCp2Mo->DefineSection( 7, z, 0., kCP2StRo);
295 //  Fixed Point
296     shCp2Mo->DefineSection( 8, z, 0., kCP2FixedPointRo);
297     z +=  kCP2FixedPointLength;
298     shCp2Mo->DefineSection( 9, z, 0., kCP2FixedPointRo);
299 //  Straight section between Fixed Point and transition bulge
300     shCp2Mo->DefineSection(10, z, 0., kCP2StRo);
301     z  =  kCP2Length / 2. - kCP2BulgeLength;
302     shCp2Mo->DefineSection(11, z, 0., kCP2StRo);
303     shCp2Mo->DefineSection(12, z, 0., kCP2BulgeRo);
304     z = kCP2Length / 2.;
305     shCp2Mo->DefineSection(13, z, 0., kCP2BulgeRo);
306     
307     TGeoVolume* voCp2Mo = new TGeoVolume("CP2MO", shCp2Mo, kMedAir);
308     voCp2Mo->SetVisibility(0);
309 //
310 // CP/1 Vacuum
311     TGeoTube*   shCp2Va = new TGeoTube(0., kCP2StRi, (kCP2Length - kCP2FixedFlangeRecessLengths[0])/2.);
312     TGeoVolume* voCp2Va = new TGeoVolume("CP2VA", shCp2Va, kMedVac);
313     
314     voCp2Mo->AddNode(voCp2Va, 1, new TGeoTranslation(0., 0., kCP2FixedFlangeRecessLengths[0]/2.));
315     
316 /////////////////////////////////////////////
317 //  CP/2 Fixed Flange [Pos 6]              //
318 /////////////////////////////////////////////
319
320     TGeoPcon* shCp2Fl = new TGeoPcon(0., 360., 6);
321     z = - kCP2FixedFlangeLength / 2.;
322     shCp2Fl->DefineSection(0, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
323     z +=  kCP2FixedFlangeRecessLengths[0];
324     shCp2Fl->DefineSection(1, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
325     shCp2Fl->DefineSection(2, z, kCP2FixedFlangeBulgeRi, kCP2FixedFlangeRo);
326     z +=  kCP2FixedFlangeRecessLengths[1];
327     shCp2Fl->DefineSection(3, z, kCP2FixedFlangeBulgeRi, kCP2FixedFlangeRo);
328     shCp2Fl->DefineSection(4, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
329     z = kCP2FixedFlangeLength / 2.;
330     shCp2Fl->DefineSection(5, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
331     TGeoVolume* voCp2Fl = new TGeoVolume("CP2FL", shCp2Fl, kMedSteel);
332 // 
333     dz =  - kCP2Length / 2. +  kCP2FixedFlangeLength / 2.;
334     voCp2Mo->AddNode(voCp2Fl, 1, new TGeoTranslation(0., 0., dz));
335
336
337 /////////////////////////////////////////////////////////////
338 //  CP/2 Beam pipe with fixed point and transition bulges  //
339 /////////////////////////////////////////////////////////////
340     TGeoPcon* shCp2Pi = new TGeoPcon(0., 360., 10);
341 //  Bulge at transition to flange 
342     z =  - (kCP2Length -  kCP2FixedFlangeRecessLengths[0] - kCP2FixedFlangeRecessLengths[1]) / 2.;
343     z0 = z;
344     shCp2Pi->DefineSection(0, z, kCP2StRi, kCP2FixedFlangeBulgeRo);
345     z += kCP2FixedFlangeBulgeLength;
346     shCp2Pi->DefineSection(1, z, kCP2StRi, kCP2FixedFlangeBulgeRo);
347 //  Straight section between Bulge and Fixed Point
348     shCp2Pi->DefineSection(2, z, kCP2StRi, kCP2StRo);
349     z  += (kCP2FixedPointZ - kCP2FixedPointLength / 2. - kCP2FixedFlangeRecessLengths[0]
350            - kCP2FixedFlangeRecessLengths[1] - 
351         kCP2FixedFlangeBulgeLength);
352     shCp2Pi->DefineSection(3, z, kCP2StRi, kCP2StRo);
353 //  Fixed Point
354     shCp2Pi->DefineSection(4, z, kCP2StRi, kCP2FixedPointRo);
355     z +=  kCP2FixedPointLength;
356     shCp2Pi->DefineSection(5, z, kCP2StRi, kCP2FixedPointRo);
357 //  Straight section between Fixed Point and transition bulge
358     shCp2Pi->DefineSection(6, z, kCP2StRi, kCP2StRo);
359     z = - shCp2Pi->GetZ(0) - kCP2BulgeLength;
360     shCp2Pi->DefineSection(7, z, kCP2StRi, kCP2StRo);
361 //  Bulge at transition to Be pipe
362     shCp2Pi->DefineSection(8, z, kCP2StRi, kCP2BulgeRo);
363     z = - shCp2Pi->GetZ(0);
364     shCp2Pi->DefineSection(9, z, kCP2StRi, kCP2BulgeRo);
365
366     TGeoVolume* voCp2Pi = new TGeoVolume("CP2PI", shCp2Pi, kMedSteel);
367     dz = (kCP2FixedFlangeRecessLengths[0] + kCP2FixedFlangeRecessLengths[1]) / 2.;
368     voCp2Mo->AddNode(voCp2Pi, 1, new TGeoTranslation(0., 0., dz));
369
370 //
371 //  Central beam pipe support collars
372 //  LHCVC2C_0019
373 //  cp1l = 405.
374 //  Position at z = -46., 40., 150.
375     TGeoVolume* voCpSupC = new TGeoVolume("CpSupC", new TGeoTube(3.051, 4.00, 0.35), kMedAco);
376     voCp1->AddNode(voCpSupC, 1, new TGeoTranslation(0., 0.,  kCP1Length / 2. - 98.2 - 34.77));
377 //    voCp1->AddNode(voCpSupC, 2, new TGeoTranslation(0., 0.,  kCP1Length / 2.- 191.5));
378 //  Beam Pipe Protection Tube
379 //
380 //  ALIFWDA_0025
381 //    
382 //  Plaque de Centrage  ALIFWDA_0019
383     const Float_t kFwdaBPPTXL = 3.;
384     TGeoXtru* shFwdaBPPTX = new TGeoXtru(2);
385     Double_t xBPPTX[8] = {12.5,  7.5, -7.5, -12.5, -12.5,  -7.5,   7.5, 12.5};
386     Double_t yBPPTX[8] = { 7.0, 12.0, 12.0,  7.0, -7.0, -12.0, -12.0,  -7.0};
387     shFwdaBPPTX->DefinePolygon(8, xBPPTX, yBPPTX);
388     shFwdaBPPTX->DefineSection(0, 0.,         0., 0., 1.);
389     shFwdaBPPTX->DefineSection(1, kFwdaBPPTXL, 0., 0., 1.);
390     shFwdaBPPTX->SetName("FwdaBPPTX");
391     TGeoTube* shFwdaBPPTY = new TGeoTube(0., 8.5, 3.2);
392     shFwdaBPPTY->SetName("FwdaBPPTY");
393     TGeoCompositeShape*  shFwdaBPPTPC = new TGeoCompositeShape("shFwdaBPPTPC", "FwdaBPPTX-FwdaBPPTY");
394     TGeoVolume* voFwdaBPPTPC =  new TGeoVolume("FwdaBPPTPC", shFwdaBPPTPC, kMedAco);
395 //    
396 //  Tube  ALIFWDA_0020  
397 //    const Float_t kFwdaBPPTTL = 48.;
398     const Float_t kFwdaBPPTTL = 35.;
399     TGeoVolume* voFwdaBPPTT =  new TGeoVolume("FwdaBPPTT", new TGeoTube(8.85, 9.0, kFwdaBPPTTL/2.), kMedAco);
400     TGeoVolumeAssembly* voFwdaBPPT = new TGeoVolumeAssembly("FwdaBPPT");
401     voFwdaBPPT->AddNode(voFwdaBPPTPC, 1, gGeoIdentity);
402     voFwdaBPPT->AddNode(voFwdaBPPTT,  1, new TGeoTranslation(0., 0., kFwdaBPPTTL/2. + kFwdaBPPTXL));
403
404     
405 //  BeamPipe and T0A Support
406 //
407 //  ALIFWDA_0033
408 //    
409 //  Support  Plate ALIFWDA_0026
410     const Float_t kFwdaBPSPL = 4.0;
411     TGeoXtru* shFwdaBPSPX = new TGeoXtru(2);
412     Double_t xBPSPX[8] = {10.0,  6.0 , -6.0, -10.0, -10.0,  -6.0,   6.0, 10.0};
413     Double_t yBPSPX[8] = { 6.0, 10.0,  10.0,   6.0, - 6.0, -10.0, -10.0, -6.0};
414     shFwdaBPSPX->DefinePolygon(8, xBPSPX, yBPSPX);
415     shFwdaBPSPX->DefineSection(0, 0.,         0., 0., 1.);
416     shFwdaBPSPX->DefineSection(1, kFwdaBPSPL, 0., 0., 1.);
417     shFwdaBPSPX->SetName("FwdaBPSPX");
418     TGeoPcon* shFwdaBPSPY = new TGeoPcon(0., 360., 6);
419     shFwdaBPSPY->DefineSection(0, -1.00, 0., 5.5);
420     shFwdaBPSPY->DefineSection(1,  3.50, 0., 5.5);    
421     shFwdaBPSPY->DefineSection(2,  3.50, 0., 5.0);    
422     shFwdaBPSPY->DefineSection(3,  3.86, 0., 5.0);    
423     shFwdaBPSPY->DefineSection(4,  3.86, 0., 5.5);    
424     shFwdaBPSPY->DefineSection(5,  5.00, 0., 5.5);    
425     shFwdaBPSPY->SetName("FwdaBPSPY");
426     TGeoCompositeShape*  shFwdaBPSP = new TGeoCompositeShape("shFwdaBPSP", "FwdaBPSPX-FwdaBPSPY");
427     TGeoVolume* voFwdaBPSP =  new TGeoVolume("FwdaBPSP", shFwdaBPSP, kMedAco);
428 //    
429 //  Flasque  ALIFWDA_00027
430
431
432     const Float_t kFwdaBPSTTRi  =  7.6/2.;
433     const Float_t kFwdaBPSTTRo1 = 13.9/2.;
434     const Float_t kFwdaBPSTTRo2 =  8.2/2.;
435     const Float_t kFwdaBPSTTRo3 =  9.4/2.;
436     
437     TGeoPcon* shFwdaBPSFL = new TGeoPcon(0., 360., 8);
438     z = 0., 
439     shFwdaBPSFL->DefineSection(0, z, kFwdaBPSTTRi, kFwdaBPSTTRo1);
440     z += 0.64;
441     shFwdaBPSFL->DefineSection(1, z, kFwdaBPSTTRi, kFwdaBPSTTRo1);
442     shFwdaBPSFL->DefineSection(2, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
443     z += 2.55;
444     shFwdaBPSFL->DefineSection(3, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
445     shFwdaBPSFL->DefineSection(4, z, kFwdaBPSTTRi, kFwdaBPSTTRo3);
446     z += 0.4;
447     shFwdaBPSFL->DefineSection(5, z, kFwdaBPSTTRi, kFwdaBPSTTRo3);
448     shFwdaBPSFL->DefineSection(6, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
449     z += 1.2;
450     shFwdaBPSFL->DefineSection(7, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
451
452     TGeoVolume* voFwdaBPSFL =  new TGeoVolume("FwdaBPSFL", shFwdaBPSFL, kMedAco);
453
454     
455     //
456     // Cable support 
457     TGeoBBox* shFwdaBPSCSa = new TGeoBBox(3.0, 8.75, 0.5);
458     shFwdaBPSCSa->SetName("FwdaBPSCSa");
459     TGeoBBox* shFwdaBPSCSb = new TGeoBBox(1.25, 4.00, 1.0);
460     shFwdaBPSCSb->SetName("FwdaBPSCSb");   
461     TGeoTranslation* tFwdaBPSCSb = new TGeoTranslation(0., 5.25 - 8.75, 0.);
462     tFwdaBPSCSb->SetName("tFwdaBPSCSb");
463     tFwdaBPSCSb->RegisterYourself();
464     TGeoBBox* shFwdaBPSCSc = new TGeoBBox(3.0, 0.50, 0.70);
465     shFwdaBPSCSc->SetName("FwdaBPSCSc");
466     TGeoTranslation* tFwdaBPSCSc = new TGeoTranslation(0., 0.5 - 8.75, 1.2);
467     tFwdaBPSCSc->SetName("tFwdaBPSCSc");
468     tFwdaBPSCSc->RegisterYourself();
469     TGeoCompositeShape* shFwdaBPSCS = new TGeoCompositeShape("shFwdaBPSCS", "(FwdaBPSCSa-FwdaBPSCSb:tFwdaBPSCSb)+FwdaBPSCSc:tFwdaBPSCSc");
470     TGeoVolume* voFwdaBPSCS = new TGeoVolume("FwdaBPSCS", shFwdaBPSCS, kMedAco);
471     
472     
473     // Assembling the beam pipe support 
474     TGeoVolumeAssembly* voFwdaBPS = new TGeoVolumeAssembly("FwdaBPS");
475     voFwdaBPS->AddNode(voFwdaBPSP,   1,  new TGeoCombiTrans(0., 0., 0., rot045));
476     voFwdaBPS->AddNode(voFwdaBPSFL,  1,  new TGeoTranslation(0., 0., kFwdaBPSPL));
477     const Float_t kFwdaBPSCSdy = 18.75/TMath::Sqrt(2.);
478     
479     voFwdaBPS->AddNode(voFwdaBPSCS,  1,  new TGeoCombiTrans(- kFwdaBPSCSdy,   kFwdaBPSCSdy, 2., rot045));
480     voFwdaBPS->AddNode(voFwdaBPSCS,  2,  new TGeoCombiTrans(- kFwdaBPSCSdy, - kFwdaBPSCSdy, 2., rot135));
481     voFwdaBPS->AddNode(voFwdaBPSCS,  3,  new TGeoCombiTrans(  kFwdaBPSCSdy, - kFwdaBPSCSdy, 2., rot225));
482     voFwdaBPS->AddNode(voFwdaBPSCS,  4,  new TGeoCombiTrans(  kFwdaBPSCSdy,   kFwdaBPSCSdy, 2., rot315));
483
484     TGeoVolumeAssembly* voCp2 = new TGeoVolumeAssembly("CP2");
485     voCp2->AddNode(voCp2Mo, 1, gGeoIdentity);
486     voCp2->AddNode(voFwdaBPPT, 1, new TGeoTranslation(0., 0., -kCP2Length / 2. + 13.8));
487     voCp2->AddNode(voFwdaBPS,  1, new TGeoTranslation(0., 0., -kCP2Length / 2. +  5.1));
488
489 //
490 ///////////////////
491 //      CP/3     //
492 ///////////////////
493 //
494 // Adaptor tube [Pos 4]
495 // 
496 // Adaptor tube length 
497     const Float_t  kCP3AdaptorTubeLength            =  5.50;
498 //
499 // Inner and outer radii
500      const Float_t kCP3AdaptorTubeRi                =  2.92;
501      const Float_t kCP3AdaptorTubeRo                =  3.00;
502 //
503 // Bulge at transition point
504 // Inner and outer radii
505      const Float_t kCP3AdaptorTubeBulgeRi           =  2.90;
506      const Float_t kCP3AdaptorTubeBulgeRo           =  3.05;    
507 //
508 // Length of bulge
509     const Float_t  kCP3AdaptorTubeBulgeLength       =  0.80;
510 //
511 // Bellow [Pos 8]
512 //
513 //  Total length    
514     const Float_t kCP3BellowLength                  = 13.00;
515 //  Outer Radius
516     const Float_t kCP3BellowRo                      =  3.6;
517 //  Inner Radius 
518     const Float_t kCP3BellowRi                      =  2.8;
519 //  Number of plies
520     const Int_t   kCP3NumberOfPlies                 = 18;
521 //  Length of undulated region
522     const Float_t kCP3BellowUndulatedLength         =  8.30; 
523 //  Plie thickness
524     const Float_t kCP3PlieThickness                 =  0.02;   
525 //  Connection Plie radies (at transition been undulated region and beam pipe)
526     const Float_t kCP3ConnectionPlieR               =  0.21;
527 //  Plie radius
528 //  const Float_t kCP3PlieR = 0.118286;
529     const Float_t kCP3PlieR = 
530         (kCP3BellowUndulatedLength - 4. *  kCP3ConnectionPlieR + 2. * kCP3PlieThickness + 
531          (2. *  kCP3NumberOfPlies - 2.) * kCP3PlieThickness) / (4. * kCP3NumberOfPlies - 2.);
532 //  Length of connection pipe
533     const Float_t kCP3BellowConnectionLength        =  2.35;
534 //
535 //  Tube between bellows [Pos 3]  
536 //    
537 //  Length of tube
538     const Float_t kCP3TubeLength                    =  4.00;
539 //
540 //  Minimised fixed flange [Pos 7]
541 //  
542 //  Length of flange connection tube
543     const Float_t kCP3FlangeConnectorLength         =  5.0 - 1.4;
544 //  Length of Flange
545     const Float_t kCP3FlangeLength                  =  1.40;
546 //  Outer radius    
547     const Float_t kCP3FlangeRo                      =  4.30;
548
549 //
550 // CP/3 Mother volume
551 //
552     TGeoPcon* shCp3Mo = new TGeoPcon(0., 360., 12);
553 //  From transition to first bellow
554     z = - kCP3Length / 2.;
555     shCp3Mo->DefineSection( 0, z, 0., kCP3AdaptorTubeBulgeRo);
556     z += kCP3BellowConnectionLength + kCP3AdaptorTubeLength;
557     shCp3Mo->DefineSection( 1, z, 0., kCP3AdaptorTubeBulgeRo);
558 //  First Bellow
559     shCp3Mo->DefineSection( 2, z, 0., kCP3BellowRo);
560     z +=  kCP3BellowUndulatedLength;
561     shCp3Mo->DefineSection( 3, z, 0., kCP3BellowRo);
562 //  Connection between the two bellows
563     shCp3Mo->DefineSection( 4, z, 0., kCP3AdaptorTubeBulgeRo);
564     z +=  2. * kCP3BellowConnectionLength + kCP3TubeLength;
565     shCp3Mo->DefineSection( 5, z, 0., kCP3AdaptorTubeBulgeRo);
566 //  Second bellow
567     shCp3Mo->DefineSection( 6, z, 0., kCP3BellowRo);
568     z += kCP3BellowUndulatedLength;
569     shCp3Mo->DefineSection( 7, z, 0., kCP3BellowRo);
570 //  Pipe between second Bellow and Flange
571     shCp3Mo->DefineSection( 8, z, 0., kCP3AdaptorTubeBulgeRo);
572     z +=  kCP3BellowConnectionLength +  kCP3FlangeConnectorLength;
573     shCp3Mo->DefineSection( 9, z, 0., kCP3AdaptorTubeBulgeRo);
574 //  Flange 
575     shCp3Mo->DefineSection(10, z, 0., kCP3FlangeRo);
576     z = -shCp3Mo->GetZ(0);
577     shCp3Mo->DefineSection(11, z, 0., kCP3FlangeRo);
578 //
579     TGeoVolume* voCp3Mo = new TGeoVolume("CP3MO", shCp3Mo, kMedAir);
580     voCp3Mo->SetVisibility(0);
581     TGeoVolumeAssembly* voCp3 = new TGeoVolumeAssembly("Cp3");
582     voCp3->AddNode(voCp3Mo,  1, gGeoIdentity);
583     voCp3->AddNode(voCpSupC, 3, new TGeoTranslation(0., 0., - kCP3Length / 2. + 4.6));
584     dz = kCP3pos;
585
586 //////////////////////////////////////////////
587 // CP/3 Adaptor tube                        // 
588 //////////////////////////////////////////////
589     TGeoPcon* shCp3AtV = new TGeoPcon(0., 360., 4);
590 //  Bulge at transition
591     z =  - kCP3AdaptorTubeLength / 2.;
592     shCp3AtV->DefineSection(0, z, 0., kCP3AdaptorTubeBulgeRo);
593     z += kCP3AdaptorTubeBulgeLength;
594     shCp3AtV->DefineSection(1, z, 0., kCP3AdaptorTubeBulgeRo);
595 //  Tube
596     shCp3AtV->DefineSection(2, z, 0., kCP3AdaptorTubeRo);
597     z =  + kCP3AdaptorTubeLength / 2.;
598     shCp3AtV->DefineSection(3, z, 0., kCP3AdaptorTubeRo);
599
600     TGeoVolume* voCp3AtV = new TGeoVolume("CP3ATV", shCp3AtV, kMedVac);
601
602     TGeoPcon* shCp3AtS = new TGeoPcon(0., 360., 4);
603 //  Bulge at transition
604     shCp3AtS->DefineSection(0, shCp3AtV->GetZ(0), kCP3AdaptorTubeBulgeRi, kCP3AdaptorTubeBulgeRo);
605     shCp3AtS->DefineSection(1, shCp3AtV->GetZ(1), kCP3AdaptorTubeBulgeRi, kCP3AdaptorTubeBulgeRo);
606 //  Tube
607     shCp3AtS->DefineSection(2, shCp3AtV->GetZ(2), kCP3AdaptorTubeRi,      kCP3AdaptorTubeRo);
608     shCp3AtS->DefineSection(3, shCp3AtV->GetZ(3), kCP3AdaptorTubeRi ,     kCP3AdaptorTubeRo);
609     TGeoVolume* voCp3AtS = new TGeoVolume("CP3ATS", shCp3AtS, kMedSteel);
610
611     voCp3AtV->AddNode(voCp3AtS, 1, gGeoIdentity);
612     dz = - kCP3Length / 2. +  kCP3AdaptorTubeLength / 2.;
613     voCp3Mo->AddNode(voCp3AtV, 1, new TGeoTranslation(0., 0., dz));
614
615 /////////////////////////////////
616 // CP/3 Bellow section         //
617 /////////////////////////////////
618
619 //
620 //  Upper part of the undulation
621     TGeoTorus* plieTorusUO =  new TGeoTorus(kCP3BellowRo - kCP3PlieR, 0. , kCP3PlieR);
622     plieTorusUO->SetName("TorusUO");
623     TGeoTorus* plieTorusUI =  new TGeoTorus(kCP3BellowRo - kCP3PlieR, kCP3PlieR - kCP3PlieThickness, kCP3PlieR);
624     plieTorusUI->SetName("TorusUI");
625     TGeoTube*  plieTubeU   =  new TGeoTube (kCP3BellowRo - kCP3PlieR, kCP3BellowRo, kCP3PlieR);
626     plieTubeU->SetName("TubeU");
627     
628     TGeoCompositeShape*  shUpperPlieO = new TGeoCompositeShape("upperPlieO", "TorusUO*TubeU");
629     TGeoCompositeShape*  shUpperPlieI = new TGeoCompositeShape("upperPlieI", "TorusUI*TubeU");
630  
631     TGeoVolume* voWiggleUO = new TGeoVolume("CP3WUO", shUpperPlieO, kMedVac);
632     TGeoVolume* voWiggleUI = new TGeoVolume("CP3WUI", shUpperPlieI, kMedSteel);
633     voWiggleUO->AddNode(voWiggleUI, 1,  gGeoIdentity);    
634 //
635 // Lower part of the undulation
636     TGeoTorus* plieTorusLO =  new TGeoTorus(kCP3BellowRi + kCP3PlieR, 0. , kCP3PlieR);
637     plieTorusLO->SetName("TorusLO");
638     TGeoTorus* plieTorusLI =  new TGeoTorus(kCP3BellowRi + kCP3PlieR, kCP3PlieR - kCP3PlieThickness, kCP3PlieR);
639     plieTorusLI->SetName("TorusLI");
640     TGeoTube*  plieTubeL   =  new TGeoTube (kCP3BellowRi, kCP3BellowRi + kCP3PlieR, kCP3PlieR);
641     plieTubeL->SetName("TubeL");
642
643     TGeoCompositeShape*  shLowerPlieO = new TGeoCompositeShape("lowerPlieO", "TorusLO*TubeL");
644     TGeoCompositeShape*  shLowerPlieI = new TGeoCompositeShape("lowerPlieI", "TorusLI*TubeL");
645
646     TGeoVolume* voWiggleLO = new TGeoVolume("CP3WLO", shLowerPlieO, kMedVac);
647     TGeoVolume* voWiggleLI = new TGeoVolume("CP3WLI", shLowerPlieI, kMedSteel);
648     voWiggleLO->AddNode(voWiggleLI, 1,  gGeoIdentity);    
649
650 //
651 // Connection between upper and lower part of undulation
652     TGeoVolume* voWiggleC1 = new TGeoVolume("Q3WCO1",  
653                                           new TGeoTube(kCP3BellowRi + kCP3PlieR, kCP3BellowRo - kCP3PlieR, kCP3PlieThickness / 2.),
654                                           kMedSteel);
655     TGeoVolume* voWiggleC2 = new TGeoVolume("Q3WCO2",  
656                                           new TGeoTube(kCP3BellowRi + kCP3ConnectionPlieR, kCP3BellowRo - kCP3PlieR, kCP3PlieThickness / 2.),
657                                           kMedSteel);
658 //
659 // Conncetion between undulated section and beam pipe
660     TGeoTorus* plieTorusCO =  new TGeoTorus(kCP3BellowRi + kCP3ConnectionPlieR, 0. , kCP3ConnectionPlieR);
661     plieTorusCO->SetName("TorusCO");
662     TGeoTorus* plieTorusCI =  new TGeoTorus(kCP3BellowRi + kCP3ConnectionPlieR, kCP3ConnectionPlieR - kCP3PlieThickness, kCP3ConnectionPlieR);
663     plieTorusCI->SetName("TorusCI");
664     TGeoTube*  plieTubeC   =  new TGeoTube (kCP3BellowRi, kCP3BellowRi + kCP3ConnectionPlieR, kCP3ConnectionPlieR);
665     plieTubeC->SetName("TubeC");
666
667     TGeoCompositeShape*  shConnectionPlieO = new TGeoCompositeShape("connectionPlieO", "TorusCO*TubeC");
668     TGeoCompositeShape*  shConnectionPlieI = new TGeoCompositeShape("connectionPlieI", "TorusCI*TubeC");
669
670     TGeoVolume* voConnectionPO = new TGeoVolume("CP3CPO", shConnectionPlieO, kMedVac);
671     TGeoVolume* voConnectionPI = new TGeoVolume("CP3CPI", shConnectionPlieI, kMedSteel);
672     voConnectionPO->AddNode(voConnectionPI, 1,  gGeoIdentity);    
673 //
674 // Connecting pipes
675     TGeoVolume* voConnectionPipeO = new TGeoVolume("CP3BECO",  
676                                                    new TGeoTube(0., kCP3AdaptorTubeRo, kCP3BellowConnectionLength / 2.),
677                                                    kMedVac);
678     TGeoVolume* voConnectionPipeI = new TGeoVolume("CP3BECI",  
679                                                    new TGeoTube(kCP3AdaptorTubeRi, kCP3AdaptorTubeRo, kCP3BellowConnectionLength / 2.),
680                                                    kMedSteel);
681     
682     voConnectionPipeO->AddNode(voConnectionPipeI, 1,  gGeoIdentity);
683     
684 //
685 // Bellow mother
686     TGeoPcon* shBellowMotherPC = new TGeoPcon(0., 360., 6);
687     dz =  - kCP3BellowLength / 2;
688     shBellowMotherPC->DefineSection(0, dz, 0.,  kCP3AdaptorTubeRo);
689     dz +=  kCP3BellowConnectionLength;
690     shBellowMotherPC->DefineSection(1, dz, 0.,  kCP3AdaptorTubeRo);
691     shBellowMotherPC->DefineSection(2, dz, 0.,  kCP3BellowRo);
692     dz =  kCP3BellowLength /2. -  kCP3BellowConnectionLength;;
693     shBellowMotherPC->DefineSection(3, dz, 0.,  kCP3BellowRo);
694     shBellowMotherPC->DefineSection(4, dz, 0.,  kCP3AdaptorTubeRo);
695     dz +=  kCP3BellowConnectionLength;
696     shBellowMotherPC->DefineSection(5, dz, 0.,  kCP3AdaptorTubeRo);
697
698     TGeoVolume* voBellowMother = new TGeoVolume("CP3BeMO", shBellowMotherPC, kMedVac);
699     voBellowMother->SetVisibility(0);
700     
701 //
702 // Add undulations
703     z0   =  - kCP3BellowLength / 2. +  kCP3BellowConnectionLength + 2. * kCP3ConnectionPlieR - kCP3PlieThickness;
704     zsh  = 4. *  kCP3PlieR -  2. * kCP3PlieThickness;
705     for (Int_t iw = 0; iw < 18; iw++) {
706         Float_t zpos =  z0 + iw * zsh;  
707         if (iw > 0) 
708             voBellowMother->AddNode(voWiggleC1,  iw + 1 , new TGeoTranslation(0., 0., zpos + kCP3PlieThickness / 2.));  
709         else
710             voBellowMother->AddNode(voWiggleC2,  iw + 1 , new TGeoTranslation(0., 0., zpos + kCP3PlieThickness / 2.));  
711
712         zpos += kCP3PlieR;
713         voBellowMother->AddNode(voWiggleUO, iw + 1,  new TGeoTranslation(0., 0., zpos));        
714
715         zpos += kCP3PlieR;
716         if (iw < 17) 
717             voBellowMother->AddNode(voWiggleC1,  iw + 19, new TGeoTranslation(0., 0., zpos - kCP3PlieThickness / 2.));
718         else
719             voBellowMother->AddNode(voWiggleC2,  iw + 19, new TGeoTranslation(0., 0., zpos - kCP3PlieThickness / 2.));
720
721         if (iw < 17) {
722             zpos += kCP3PlieR;
723             voBellowMother->AddNode(voWiggleLO, iw + 1, new TGeoTranslation(0., 0., zpos -  kCP3PlieThickness));
724         }
725     }
726 //
727 // Add connecting undulation between bellow and connecting pipe
728     dz = - kCP3BellowUndulatedLength / 2. + kCP3ConnectionPlieR;
729     voBellowMother->AddNode(voConnectionPO, 1,  new TGeoTranslation(0., 0.,  dz));
730     voBellowMother->AddNode(voConnectionPO, 2,  new TGeoTranslation(0., 0., -dz));
731 //
732 // Add connecting pipe
733     dz =  - kCP3BellowLength / 2. +  kCP3BellowConnectionLength / 2.;
734     voBellowMother->AddNode(voConnectionPipeO, 1,  new TGeoTranslation(0., 0.,   dz));
735     voBellowMother->AddNode(voConnectionPipeO, 2,  new TGeoTranslation(0., 0.,  -dz));
736 //
737 // Add bellow to CP/3 mother    
738     dz = - kCP3Length / 2. +  kCP3AdaptorTubeLength +  kCP3BellowLength / 2.;
739     voCp3Mo->AddNode(voBellowMother, 1,  new TGeoTranslation(0., 0., dz));
740     dz += (kCP3BellowLength +  kCP3TubeLength);
741     voCp3Mo->AddNode(voBellowMother, 2,  new TGeoTranslation(0., 0., dz));
742
743
744 ///////////////////////////////////////////
745 // Beam pipe section between bellows     //
746 ///////////////////////////////////////////
747
748     TGeoVolume* voCp3Bco = new TGeoVolume("CP3BCO",
749                                           new TGeoTube(0.,  kCP3AdaptorTubeRo,  kCP3TubeLength / 2.),
750                                           kMedVac);
751    
752     TGeoVolume* voCp3Bci = new TGeoVolume("CP3BCI",
753                                           new TGeoTube(kCP3AdaptorTubeRi, kCP3AdaptorTubeRo, kCP3TubeLength / 2.), 
754                                           kMedSteel);
755     
756     voCp3Bco->AddNode(voCp3Bci, 1, gGeoIdentity);
757     dz = - kCP3Length / 2. +   kCP3AdaptorTubeLength +  kCP3BellowLength +  kCP3TubeLength / 2.;
758     voCp3Mo->AddNode(voCp3Bco, 1, new TGeoTranslation(0., 0., dz));
759
760
761 ///////////////////////////////////////////               
762 // CP3 Minimised Flange                  //
763 ///////////////////////////////////////////
764
765     TGeoPcon* shCp3mfo = new TGeoPcon(0., 360., 4);
766     z = - (kCP3FlangeConnectorLength + kCP3FlangeLength) / 2.;
767 //  Connection Tube
768     shCp3mfo->DefineSection(0, z, 0., kCP3AdaptorTubeRo);
769     z +=  kCP3FlangeConnectorLength;
770     shCp3mfo->DefineSection(1, z, 0., kCP3AdaptorTubeRo);
771 //  Flange
772     shCp3mfo->DefineSection(2, z, 0., kCP3FlangeRo);
773     z = - shCp3mfo->GetZ(0);
774     shCp3mfo->DefineSection(3, z, 0., kCP3FlangeRo);
775
776     TGeoVolume* voCp3mfo = new TGeoVolume("CP3MFO", shCp3mfo, kMedVac);
777
778
779     TGeoPcon* shCp3mfi = new TGeoPcon(0., 360., 4);
780 //  Connection Tube
781     shCp3mfi->DefineSection(0, shCp3mfo->GetZ(0), kCP3AdaptorTubeRi, kCP3AdaptorTubeRo);
782     shCp3mfi->DefineSection(1, shCp3mfo->GetZ(1), kCP3AdaptorTubeRi, kCP3AdaptorTubeRo);
783 //  Flange
784     shCp3mfi->DefineSection(2, shCp3mfo->GetZ(2), kCP3AdaptorTubeRi, kCP3FlangeRo);
785     shCp3mfi->DefineSection(3, shCp3mfo->GetZ(3), kCP3AdaptorTubeRi, kCP3FlangeRo);
786
787     TGeoVolume* voCp3mfi = new TGeoVolume("CP3MFI", shCp3mfi, kMedSteel);
788
789     voCp3mfo->AddNode(voCp3mfi, 1, gGeoIdentity);
790     dz =  kCP3Length / 2. - (kCP3FlangeConnectorLength + kCP3FlangeLength) / 2.;
791     voCp3Mo->AddNode(voCp3mfo, 1, new TGeoTranslation(0., 0., dz));
792
793
794 //
795 //  Assemble the central beam pipe
796 //
797     TGeoVolumeAssembly* asCP = new TGeoVolumeAssembly("CP");
798     z = 0.;
799     asCP->AddNode(voCp2,   1, gGeoIdentity);
800     z +=  kCP2Length / 2. + kCP1Length / 2.;
801     asCP->AddNode(voCp1, 1, new TGeoTranslation(0., 0., z));
802     z +=  kCP1Length / 2.  + kCP3Length / 2.;
803     asCP->AddNode(voCp3, 1, new TGeoTranslation(0., 0., z));
804     top->AddNode(asCP, 1,  new TGeoCombiTrans(0., 0., 400. -  kCP2Length / 2, rot180));
805
806
807
808
809 ////////////////////////////////////////////////////////////////////////////////     
810 //                                                                            //
811 //                                  RB24/1                                    // 
812 //                                                                            //
813 ////////////////////////////////////////////////////////////////////////////////
814 //
815 //
816 // Drawing LHCVC2U_0001
817 // Copper Tube RB24/1      393.5 cm 
818 // Warm module VMACA        18.0 cm
819 // Annular Ion Pump         35.0 cm
820 // Valve                     7.5 cm
821 // Warm module VMABC        28.0 cm
822 // ================================
823 //                         462.0 cm
824 //
825
826     
827 // Copper Tube RB24/1
828     const Float_t  kRB24CuTubeL   = 393.5;
829     const Float_t  kRB24CuTubeRi  = 8.0/2.;
830     const Float_t  kRB24CuTubeRo  = 8.4/2.;
831     const Float_t  kRB24CuTubeFRo = 7.6;
832     const Float_t  kRB24CuTubeFL  = 1.86;
833
834     TGeoVolume* voRB24CuTubeM = new TGeoVolume("voRB24CuTubeM", 
835                                                new TGeoTube(0., kRB24CuTubeRo, kRB24CuTubeL/2.), kMedVac);
836     voRB24CuTubeM->SetVisibility(0);
837     TGeoVolume* voRB24CuTube  = new TGeoVolume("voRB24CuTube", 
838                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB24CuTubeL/2.), kMedCu);
839     voRB24CuTubeM->AddNode(voRB24CuTube, 1, gGeoIdentity);
840     // Air outside tube with higher transport cuts
841     TGeoVolume* voRB24CuTubeA  = new TGeoVolume("voRB24CuTubeA", 
842                                                 new TGeoTube(25., 100., kRB24CuTubeL/2.), kMedAirHigh);
843     voRB24CuTubeA->SetVisibility(0);
844     // Simplified DN 100 Flange
845      TGeoVolume* voRB24CuTubeF = new TGeoVolume("voRB24CuTubeF", 
846                                                new TGeoTube(kRB24CuTubeRo, kRB24CuTubeFRo, kRB24CuTubeFL/2.), kMedSteel);
847
848 // Warm Module Type VMACA
849 // LHCVMACA_0002
850 // 
851 // Pos 1 Warm Bellows DN100       LHCVBU__0012
852 // Pos 2 RF Contact   D80         LHCVSR__0005
853 // Pos 3 Trans. Tube Flange       LHCVSR__0065
854 // [Pos 4 Hex. Countersunk Screw   Bossard BN4719]
855 // [Pos 5 Tension spring           LHCVSR__0011]
856 //
857 //
858 //
859 // Pos1    Warm Bellows DN100
860 // Pos1.1  Bellows                  LHCVBU__0006
861 //
862 //
863 // Connection Tubes    
864 // Connection tube inner r
865     const Float_t kRB24B1ConTubeRin        = 10.0/2.;
866 // Connection tube outer r
867     const Float_t kRB24B1ConTubeRou        = 10.3/2.;
868 // Connection tube length
869     const Float_t kRB24B1ConTubeL          =  2.5;
870 // 
871     const Float_t kRB24B1CompL             = 16.00;    // Length of the compensator
872     const Float_t kRB24B1BellowRi          = 10.25/2.; // Bellow inner radius        
873     const Float_t kRB24B1BellowRo          = 11.40/2.; // Bellow outer radius        
874     const Int_t   kRB24B1NumberOfPlies     = 27;       // Number of plies            
875     const Float_t kRB24B1BellowUndL        = 11.00;    // Length of undulated region 
876     const Float_t kRB24B1PlieThickness     =  0.015;   // Plie thickness             
877
878     const Float_t kRB24B1PlieRadius = 
879         (kRB24B1BellowUndL + (2. *  kRB24B1NumberOfPlies - 2.) * kRB24B1PlieThickness) / (4. * kRB24B1NumberOfPlies);
880     
881     const Float_t kRB24B1ProtTubeThickness = 0.02;     // Thickness of the protection tube
882     const Float_t kRB24B1ProtTubeLength    = 4.2;      // Length of the protection tube
883
884     const Float_t kRB24B1RFlangeL          = 1.86;     // Length of the flanges
885     const Float_t kRB24B1RFlangeLO         = 0.26;     // Flange overlap
886     const Float_t kRB24B1RFlangeRO         = 11.18/2;  // Inner radius at Flange overlap    
887     const Float_t kRB24B1RFlangeRou        = 15.20/2.; // Outer radius of flange
888     const Float_t kRB24B1RFlangeRecess     = 0.98;     // Flange recess
889     const Float_t kRB24B1L                 = kRB24B1CompL +  2. * (kRB24B1RFlangeL - kRB24B1RFlangeRecess);
890     
891 ///      
892 //
893 // Bellow mother volume
894     TGeoPcon* shRB24B1BellowM = new TGeoPcon(0., 360., 14);
895     // Connection Tube and Flange
896     z = 0.;
897     shRB24B1BellowM->DefineSection( 0, z, 0.,               kRB24B1RFlangeRou);
898     z += kRB24B1RFlangeLO;
899     shRB24B1BellowM->DefineSection( 1, z, 0.,               kRB24B1RFlangeRou);
900     shRB24B1BellowM->DefineSection( 2, z, 0.,               kRB24B1RFlangeRou);    
901     z = kRB24B1RFlangeL;
902     shRB24B1BellowM->DefineSection( 3, z, 0.,               kRB24B1RFlangeRou);    
903     shRB24B1BellowM->DefineSection( 4, z, 0.,               kRB24B1ConTubeRou);
904     z = kRB24B1ConTubeL +  kRB24B1RFlangeL - kRB24B1RFlangeRecess;
905     shRB24B1BellowM->DefineSection( 5, z, 0.,               kRB24B1ConTubeRou);
906     // Plie
907     shRB24B1BellowM->DefineSection( 6, z, 0.,               kRB24B1BellowRo + kRB24B1ProtTubeThickness);
908     z += kRB24B1BellowUndL;
909     shRB24B1BellowM->DefineSection( 7, z, 0.,               kRB24B1BellowRo + kRB24B1ProtTubeThickness);
910     shRB24B1BellowM->DefineSection( 8, z, 0.,               kRB24B1ConTubeRou);
911     // Connection Tube and Flange
912     z = kRB24B1L - shRB24B1BellowM->GetZ(3);
913     shRB24B1BellowM->DefineSection( 9, z, 0.,               kRB24B1ConTubeRou);
914     shRB24B1BellowM->DefineSection(10, z, 0.,               kRB24B1RFlangeRou);
915     z = kRB24B1L - shRB24B1BellowM->GetZ(1);
916     shRB24B1BellowM->DefineSection(11, z, 0.,               kRB24B1RFlangeRou);
917     shRB24B1BellowM->DefineSection(12, z, 0.,               kRB24B1RFlangeRou);
918     z = kRB24B1L - shRB24B1BellowM->GetZ(0);
919     shRB24B1BellowM->DefineSection(13, z, 0.,               kRB24B1RFlangeRou);
920
921     TGeoVolume* voRB24B1BellowM = new TGeoVolume("RB24B1BellowM", shRB24B1BellowM, kMedVac);
922     voRB24B1BellowM->SetVisibility(0);
923 //
924 // Bellow Section    
925     TGeoVolume* voRB24B1Bellow 
926         = MakeBellow("RB24B1", kRB24B1NumberOfPlies, kRB24B1BellowRi, kRB24B1BellowRo, 
927                      kRB24B1BellowUndL, kRB24B1PlieRadius ,kRB24B1PlieThickness);
928     voRB24B1Bellow->SetVisibility(0);
929     
930 //
931 // End Parts (connection tube)
932     TGeoVolume* voRB24B1CT = new TGeoVolume("RB24B1CT", new TGeoTube(kRB24B1ConTubeRin, kRB24B1ConTubeRou,  kRB24B1ConTubeL/2.), kMedSteel); 
933 //
934 // Protection Tube      
935     TGeoVolume* voRB24B1PT = new TGeoVolume("RB24B1PT", new TGeoTube(kRB24B1BellowRo, kRB24B1BellowRo + kRB24B1ProtTubeThickness,  
936                                                                      kRB24B1ProtTubeLength / 2.), kMedSteel);
937     
938     z = kRB24B1ConTubeL/2. +  (kRB24B1RFlangeL - kRB24B1RFlangeRecess);
939     
940     voRB24B1BellowM->AddNode(voRB24B1CT, 1, new TGeoTranslation(0., 0., z));
941     z += (kRB24B1ConTubeL/2.+ kRB24B1BellowUndL/2.);
942     voRB24B1BellowM->AddNode(voRB24B1Bellow, 1, new TGeoTranslation(0., 0., z));
943     z += (kRB24B1BellowUndL/2. + kRB24B1ConTubeL/2);
944     voRB24B1BellowM->AddNode(voRB24B1CT, 2, new TGeoTranslation(0., 0., z));
945     z =  kRB24B1ConTubeL +  kRB24B1ProtTubeLength / 2. + 1. + kRB24B1RFlangeLO;
946     voRB24B1BellowM->AddNode(voRB24B1PT, 1, new TGeoTranslation(0., 0., z));
947     z +=  kRB24B1ProtTubeLength + 0.6;
948     voRB24B1BellowM->AddNode(voRB24B1PT, 2, new TGeoTranslation(0., 0., z));
949
950                  
951
952 // Pos 1/2 Rotatable Flange         LHCVBU__0013
953 // Pos 1/3 Flange DN100/103         LHCVBU__0018
954 // The two flanges can be represented by the same volume
955     // Outer Radius (including the outer movable ring).
956     // The inner ring has a diameter of 12.04 cm
957
958   
959     TGeoPcon* shRB24B1RFlange = new TGeoPcon(0., 360., 10);
960     z = 0.;
961     shRB24B1RFlange->DefineSection(0, z, 10.30/2., kRB24B1RFlangeRou);
962     z += 0.55;  // 5.5 mm added for outer ring
963     z += 0.43;
964     shRB24B1RFlange->DefineSection(1, z, 10.30/2., kRB24B1RFlangeRou);
965     shRB24B1RFlange->DefineSection(2, z, 10.06/2., kRB24B1RFlangeRou);    
966     z += 0.15;
967     shRB24B1RFlange->DefineSection(3, z, 10.06/2., kRB24B1RFlangeRou);    
968     // In reality this part is rounded
969     shRB24B1RFlange->DefineSection(4, z, 10.91/2., kRB24B1RFlangeRou);    
970     z += 0.15;
971     shRB24B1RFlange->DefineSection(5, z, 10.91/2., kRB24B1RFlangeRou);    
972     shRB24B1RFlange->DefineSection(6, z, 10.06/2., kRB24B1RFlangeRou);    
973     z += 0.32;
974     shRB24B1RFlange->DefineSection(7, z, 10.06/2., kRB24B1RFlangeRou);    
975     shRB24B1RFlange->DefineSection(8, z, kRB24B1RFlangeRO, kRB24B1RFlangeRou);    
976     z += kRB24B1RFlangeLO;
977     shRB24B1RFlange->DefineSection(9, z, kRB24B1RFlangeRO, kRB24B1RFlangeRou);    
978     
979     TGeoVolume* voRB24B1RFlange = new TGeoVolume("RB24B1RFlange", shRB24B1RFlange, kMedSteel);
980
981     
982     z = kRB24B1L - kRB24B1RFlangeL;
983     voRB24B1BellowM->AddNode(voRB24B1RFlange, 1, new TGeoTranslation(0., 0., z));
984     z = kRB24B1RFlangeL;
985     voRB24B1BellowM->AddNode(voRB24B1RFlange, 2, new TGeoCombiTrans(0., 0., z, rot180));
986 //
987 // Pos 2 RF Contact   D80         LHCVSR__0005
988 //
989 // Pos 2.1 RF Contact Flange      LHCVSR__0003
990 //
991     TGeoPcon* shRB24B1RCTFlange = new TGeoPcon(0., 360., 6);
992     const Float_t kRB24B1RCTFlangeRin  = 8.06/2. + 0.05;  // Inner radius
993     const Float_t kRB24B1RCTFlangeL    = 1.45;            // Length
994     
995     z = 0.;
996     shRB24B1RCTFlange->DefineSection(0, z, kRB24B1RCTFlangeRin,  8.20/2.);
997     z += 0.15;
998     shRB24B1RCTFlange->DefineSection(1, z, kRB24B1RCTFlangeRin,  8.20/2.);
999     shRB24B1RCTFlange->DefineSection(2, z, kRB24B1RCTFlangeRin,  8.60/2.);
1000     z += 1.05;
1001     shRB24B1RCTFlange->DefineSection(3, z, kRB24B1RCTFlangeRin,  8.60/2.);
1002     shRB24B1RCTFlange->DefineSection(4, z, kRB24B1RCTFlangeRin, 11.16/2.);
1003     z += 0.25;
1004     shRB24B1RCTFlange->DefineSection(5, z, kRB24B1RCTFlangeRin, 11.16/2.);
1005     TGeoVolume* voRB24B1RCTFlange = new TGeoVolume("RB24B1RCTFlange", shRB24B1RCTFlange, kMedCu);
1006     z = kRB24B1L - kRB24B1RCTFlangeL;
1007     
1008     voRB24B1BellowM->AddNode(voRB24B1RCTFlange, 1, new TGeoTranslation(0., 0., z));
1009 //
1010 // Pos 2.2 RF-Contact        LHCVSR__0004
1011 //
1012     TGeoPcon* shRB24B1RCT = new TGeoPcon(0., 360., 3);
1013     const Float_t kRB24B1RCTRin  = 8.00/2.;        // Inner radius
1014     const Float_t kRB24B1RCTCRin = 8.99/2.;        // Max. inner radius conical section
1015     const Float_t kRB24B1RCTL    = 11.78;          // Length
1016     const Float_t kRB24B1RCTSL   = 10.48;          // Length of straight section
1017     const Float_t kRB24B1RCTd    =  0.03;          // Thickness
1018     
1019     z = 0;
1020     shRB24B1RCT->DefineSection(0, z,  kRB24B1RCTCRin,  kRB24B1RCTCRin + kRB24B1RCTd);
1021     z =  kRB24B1RCTL -  kRB24B1RCTSL;
1022     // In the (VSR0004) this section is straight in (LHCVC2U_0001) it is conical ????
1023     shRB24B1RCT->DefineSection(1, z,  kRB24B1RCTRin + 0.35,  kRB24B1RCTRin + 0.35 + kRB24B1RCTd);
1024     z = kRB24B1RCTL - 0.03;
1025     shRB24B1RCT->DefineSection(2, z,  kRB24B1RCTRin,  kRB24B1RCTRin + kRB24B1RCTd);
1026
1027     TGeoVolume* voRB24B1RCT = new TGeoVolume("RB24B1RCT", shRB24B1RCT, kMedCu);
1028     z = kRB24B1L - kRB24B1RCTL - 0.45;
1029     voRB24B1BellowM->AddNode(voRB24B1RCT, 1, new TGeoTranslation(0., 0., z));    
1030
1031 //
1032 // Pos 3 Trans. Tube Flange       LHCVSR__0065
1033 //
1034 // Pos 3.1 Transition Tube D53    LHCVSR__0064
1035 // Pos 3.2 Transition Flange      LHCVSR__0060
1036 // Pos 3.3 Transition Tube        LHCVSR__0058
1037     TGeoPcon* shRB24B1TTF = new TGeoPcon(0., 360., 7);
1038     // Flange
1039     z = 0.;
1040     shRB24B1TTF->DefineSection(0, z,  6.30/2., 11.16/2.);
1041     z += 0.25;
1042     shRB24B1TTF->DefineSection(1, z,  6.30/2., 11.16/2.);
1043     shRB24B1TTF->DefineSection(2, z,  6.30/2.,  9.3/2.);
1044     z += 0.55;
1045     shRB24B1TTF->DefineSection(3, z,  6.30/2.,  9.3/2.);
1046     // Tube
1047     shRB24B1TTF->DefineSection(4, z,  6.30/2.,  6.7/2.);
1048     z += 5.80;
1049     shRB24B1TTF->DefineSection(5, z,  6.30/2.,  6.7/2.);
1050     // Transition Tube
1051     z += 3.75;
1052     shRB24B1TTF->DefineSection(6, z,  8.05/2.,  8.45/2.);
1053     TGeoVolume* voRB24B1TTF = new TGeoVolume("RB24B1TTF", shRB24B1TTF, kMedSteel);
1054     z =  0.;
1055     voRB24B1BellowM->AddNode(voRB24B1TTF, 1, new TGeoTranslation(0., 0., z));    
1056
1057 // Annular Ion Pump        
1058 // LHCVC2U_0003
1059 //
1060 // Pos  1 Rotable Flange         LHCVFX__0031
1061 // Pos  2 RF Screen Tube         LHCVC2U_0005
1062 // Pos  3 Shell                  LHCVC2U_0007
1063 // Pos  4 Extruded Shell         LHCVC2U_0006
1064 // Pos  5 Feedthrough Tube       LHCVC2U_0004
1065 // Pos  6 Tubulated Flange       STDVFUHV0021
1066 // Pos  7 Fixed Flange           LHCVFX__0032
1067 // Pos  8 Pumping Elements
1068
1069 //
1070 // Pos 1 Rotable Flange          LHCVFX__0031
1071 // pos 7 Fixed Flange            LHCVFX__0032
1072 //
1073 //  Mother volume
1074     const Float_t kRB24AIpML = 35.;
1075     
1076     TGeoVolume* voRB24AIpM = new TGeoVolume("voRB24AIpM", new TGeoTube(0., 10., kRB24AIpML/2.), kMedAir);
1077     voRB24AIpM->SetVisibility(0);
1078     
1079     //
1080     // Length 35 cm
1081     // Flange 2 x 1.98 =   3.96
1082     // Tube            =  32.84
1083     //==========================
1084     //                    36.80
1085     // Overlap 2 * 0.90 =  1.80
1086                         
1087     const Float_t kRB24IpRFD1     =  0.68;    // Length of section 1
1088     const Float_t kRB24IpRFD2     =  0.30;    // Length of section 2                                                 
1089     const Float_t kRB24IpRFD3     =  0.10;    // Length of section 3                                                       
1090     const Float_t kRB24IpRFD4     =  0.35;    // Length of section 4                                                       
1091     const Float_t kRB24IpRFD5     =  0.55;    // Length of section 5                                                       
1092     
1093     const Float_t kRB24IpRFRo     = 15.20/2.; // Flange outer radius 
1094     const Float_t kRB24IpRFRi1    =  6.30/2.; // Flange inner radius section 1
1095     const Float_t kRB24IpRFRi2    =  6.00/2.; // Flange inner radius section 2
1096     const Float_t kRB24IpRFRi3    =  5.84/2.; // Flange inner radius section 3    
1097     const Float_t kRB24IpRFRi4    =  6.00/2.; // Flange inner radius section 1
1098     const Float_t kRB24IpRFRi5    = 10.50/2.; // Flange inner radius section 2
1099
1100     TGeoPcon* shRB24IpRF = new TGeoPcon(0., 360., 9);
1101     z0 = 0.;
1102     shRB24IpRF->DefineSection(0, z0, kRB24IpRFRi1, kRB24IpRFRo);
1103     z0 += kRB24IpRFD1;
1104     shRB24IpRF->DefineSection(1, z0, kRB24IpRFRi2, kRB24IpRFRo);
1105     z0 += kRB24IpRFD2;
1106     shRB24IpRF->DefineSection(2, z0, kRB24IpRFRi2, kRB24IpRFRo);
1107     shRB24IpRF->DefineSection(3, z0, kRB24IpRFRi3, kRB24IpRFRo);
1108     z0 += kRB24IpRFD3;
1109     shRB24IpRF->DefineSection(4, z0, kRB24IpRFRi3, kRB24IpRFRo);
1110     shRB24IpRF->DefineSection(5, z0, kRB24IpRFRi4, kRB24IpRFRo);
1111     z0 += kRB24IpRFD4;
1112     shRB24IpRF->DefineSection(6, z0, kRB24IpRFRi4, kRB24IpRFRo);
1113     shRB24IpRF->DefineSection(7, z0, kRB24IpRFRi5, kRB24IpRFRo);
1114     z0 += kRB24IpRFD5;
1115     shRB24IpRF->DefineSection(8, z0, kRB24IpRFRi5, kRB24IpRFRo);
1116
1117     TGeoVolume* voRB24IpRF = new TGeoVolume("RB24IpRF", shRB24IpRF, kMedSteel);
1118     
1119 //
1120 // Pos  2 RF Screen Tube         LHCVC2U_0005
1121 //
1122
1123 //
1124 // Tube
1125     Float_t kRB24IpSTTL  = 32.84;            // Total length of the tube
1126     Float_t kRB24IpSTTRi =  5.80/2.;         // Inner Radius
1127     Float_t kRB24IpSTTRo =  6.00/2.;         // Outer Radius
1128     TGeoVolume* voRB24IpSTT = new TGeoVolume("RB24IpSTT", new TGeoTube(kRB24IpSTTRi, kRB24IpSTTRo, kRB24IpSTTL/2.), kMedSteel);
1129 // Screen
1130     Float_t kRB24IpSTCL  =  0.4;             // Lenth of the crochet detail
1131     // Length of the screen 
1132     Float_t kRB24IpSTSL  =  9.00 - 2. * kRB24IpSTCL; 
1133     // Rel. position of the screen 
1134     Float_t kRB24IpSTSZ  =  7.00 + kRB24IpSTCL; 
1135     TGeoVolume* voRB24IpSTS = new TGeoVolume("RB24IpSTS", new TGeoTube(kRB24IpSTTRi, kRB24IpSTTRo, kRB24IpSTSL/2.), kMedSteel);
1136     // Vacuum
1137     TGeoVolume* voRB24IpSTV = new TGeoVolume("RB24IpSTV", new TGeoTube(0., kRB24IpSTTRi, kRB24AIpML/2.), kMedVac);
1138     //
1139     voRB24IpSTT->AddNode(voRB24IpSTS, 1, new TGeoTranslation(0., 0., kRB24IpSTSZ -  kRB24IpSTTL/2. +  kRB24IpSTSL/2.));
1140     
1141 // Crochets
1142     // Inner radius
1143     Float_t kRB24IpSTCRi  = kRB24IpSTTRo + 0.25;
1144     // Outer radius
1145     Float_t kRB24IpSTCRo  = kRB24IpSTTRo + 0.35;
1146     // Length of 1stsection
1147     Float_t kRB24IpSTCL1  = 0.15;
1148     // Length of 2nd section
1149     Float_t kRB24IpSTCL2  = 0.15;
1150     // Length of 3rd section
1151     Float_t kRB24IpSTCL3  = 0.10;
1152     // Rel. position of 1st Crochet
1153
1154
1155     TGeoPcon* shRB24IpSTC = new TGeoPcon(0., 360., 5);
1156     z0 = 0;
1157     shRB24IpSTC->DefineSection(0, z0, kRB24IpSTCRi, kRB24IpSTCRo);
1158     z0 += kRB24IpSTCL1;
1159     shRB24IpSTC->DefineSection(1, z0, kRB24IpSTCRi, kRB24IpSTCRo);
1160     shRB24IpSTC->DefineSection(2, z0, kRB24IpSTTRo, kRB24IpSTCRo);
1161     z0 += kRB24IpSTCL2;
1162     shRB24IpSTC->DefineSection(3, z0, kRB24IpSTTRo, kRB24IpSTCRo);
1163     z0 += kRB24IpSTCL3;
1164     shRB24IpSTC->DefineSection(4, z0, kRB24IpSTTRo, kRB24IpSTTRo + 0.001);
1165     TGeoVolume* voRB24IpSTC = new TGeoVolume("RB24IpSTC", shRB24IpSTC, kMedSteel);
1166
1167 // Pos  3 Shell                  LHCVC2U_0007
1168 // Pos  4 Extruded Shell         LHCVC2U_0006
1169     Float_t kRB24IpShellL     =  4.45;    // Length of the Shell
1170     Float_t kRB24IpShellD     =  0.10;    // Wall thickness of the shell
1171     Float_t kRB24IpShellCTRi  =  6.70/2.; // Inner radius of the connection tube
1172     Float_t kRB24IpShellCTL   =  1.56;    // Length of the connection tube
1173     Float_t kRB24IpShellCARi  = 17.80/2.; // Inner radius of the cavity
1174     Float_t kRB24IpShellCCRo  = 18.20/2.; // Inner radius at the centre
1175
1176     TGeoPcon* shRB24IpShell = new TGeoPcon(0., 360., 7);
1177     z0 = 0;
1178     shRB24IpShell->DefineSection(0, z0, kRB24IpShellCTRi, kRB24IpShellCTRi + kRB24IpShellD);
1179     z0 +=  kRB24IpShellCTL;
1180     shRB24IpShell->DefineSection(1, z0, kRB24IpShellCTRi, kRB24IpShellCTRi + kRB24IpShellD);
1181     shRB24IpShell->DefineSection(2, z0, kRB24IpShellCTRi, kRB24IpShellCARi + kRB24IpShellD);
1182     z0 += kRB24IpShellD;
1183     shRB24IpShell->DefineSection(3, z0, kRB24IpShellCARi, kRB24IpShellCARi + kRB24IpShellD);
1184     z0 = kRB24IpShellL - kRB24IpShellD;
1185     shRB24IpShell->DefineSection(4, z0, kRB24IpShellCARi, kRB24IpShellCARi + kRB24IpShellD);
1186     shRB24IpShell->DefineSection(5, z0, kRB24IpShellCARi, kRB24IpShellCCRo);
1187     z0 = kRB24IpShellL;
1188     shRB24IpShell->DefineSection(6, z0, kRB24IpShellCARi, kRB24IpShellCCRo);
1189     TGeoVolume* voRB24IpShell = new TGeoVolume("RB24IpShell", shRB24IpShell, kMedSteel);
1190     
1191     TGeoPcon* shRB24IpShellM   = MakeMotherFromTemplate(shRB24IpShell, 0, 6, kRB24IpShellCTRi , 13);
1192     
1193     
1194     for (Int_t i = 0; i < 6; i++) {
1195         z = 2. * kRB24IpShellL  - shRB24IpShellM->GetZ(5-i);
1196         Float_t rmin = shRB24IpShellM->GetRmin(5-i);
1197         Float_t rmax = shRB24IpShellM->GetRmax(5-i);
1198         shRB24IpShellM->DefineSection(7+i, z, rmin, rmax);
1199     }
1200     
1201     TGeoVolume* voRB24IpShellM = new TGeoVolume("RB24IpShellM", shRB24IpShellM, kMedVac);
1202     voRB24IpShellM->SetVisibility(0);
1203     voRB24IpShellM->AddNode(voRB24IpShell, 1, gGeoIdentity);
1204     voRB24IpShellM->AddNode(voRB24IpShell, 2, new TGeoCombiTrans(0., 0., 2. * kRB24IpShellL, rot180));
1205 //
1206 // Pos  8 Pumping Elements
1207 //
1208 //  Anode array
1209     TGeoVolume* voRB24IpPE = new TGeoVolume("voRB24IpPE", new TGeoTube(0.9, 1., 2.54/2.), kMedSteel);
1210     Float_t kRB24IpPEAR = 5.5;
1211     
1212     for (Int_t i = 0; i < 15; i++) {
1213         Float_t phi = Float_t(i) * 24.;
1214         Float_t x   =  kRB24IpPEAR * TMath::Cos(kDegRad * phi);
1215         Float_t y   =  kRB24IpPEAR * TMath::Sin(kDegRad * phi);
1216         voRB24IpShellM->AddNode(voRB24IpPE, i+1, new TGeoTranslation(x, y, kRB24IpShellL));
1217     }
1218     
1219     
1220 //
1221 //  Cathodes
1222 //
1223 // Here we could add some Ti strips
1224
1225 // Postioning of elements
1226     voRB24AIpM->AddNode(voRB24IpRF,     1, new TGeoTranslation(0., 0., -kRB24AIpML/2.));
1227     voRB24AIpM->AddNode(voRB24IpRF,     2, new TGeoCombiTrans (0., 0., +kRB24AIpML/2., rot180));
1228     voRB24AIpM->AddNode(voRB24IpSTT,    1, new TGeoTranslation(0., 0., 0.));
1229     voRB24AIpM->AddNode(voRB24IpSTV,    1, new TGeoTranslation(0., 0., 0.));
1230     voRB24AIpM->AddNode(voRB24IpShellM, 1, new TGeoTranslation(0., 0., -kRB24AIpML/2. +  8.13));
1231     voRB24AIpM->AddNode(voRB24IpSTC,    1, new TGeoTranslation(0., 0., 8.13 - kRB24AIpML/2.));
1232     voRB24AIpM->AddNode(voRB24IpSTC,    2, new TGeoCombiTrans (0., 0., 8.14 + 8.9 - kRB24AIpML/2., rot180));
1233     
1234 //
1235 // Valve
1236 // VAC Series 47 DN 63 with manual actuator
1237 //
1238     const Float_t kRB24ValveWz = 7.5;
1239     const Float_t kRB24ValveDN = 10.0/2.;
1240 //
1241 //  Body containing the valve plate
1242 //
1243     const Float_t kRB24ValveBoWx =  15.6;
1244     const Float_t kRB24ValveBoWy = (21.5 + 23.1 - 5.);
1245     const Float_t kRB24ValveBoWz =  4.6;
1246     const Float_t kRB24ValveBoD  =  0.5;
1247
1248     TGeoVolume* voRB24ValveBoM =
1249         new TGeoVolume("RB24ValveBoM", 
1250                        new TGeoBBox( kRB24ValveBoWx/2.,  kRB24ValveBoWy/2., kRB24ValveBoWz/2.), kMedAir);
1251     voRB24ValveBoM->SetVisibility(0);
1252     TGeoVolume* voRB24ValveBo =
1253         new TGeoVolume("RB24ValveBo", 
1254                        new TGeoBBox( kRB24ValveBoWx/2.,  kRB24ValveBoWy/2., kRB24ValveBoWz/2.), kMedSteel);
1255     voRB24ValveBoM->AddNode(voRB24ValveBo, 1, gGeoIdentity);
1256     //
1257     // Inner volume
1258     //
1259     TGeoVolume* voRB24ValveBoI = new TGeoVolume("RB24ValveBoI", 
1260                                                 new TGeoBBox( kRB24ValveBoWx/2. -  kRB24ValveBoD,  
1261                                                               kRB24ValveBoWy/2. -  kRB24ValveBoD/2., 
1262                                                               kRB24ValveBoWz/2. -  kRB24ValveBoD), 
1263                                                 kMedVac);
1264     voRB24ValveBo->AddNode(voRB24ValveBoI, 1, new TGeoTranslation(0., kRB24ValveBoD/2., 0.));
1265     //
1266     // Opening and Flanges
1267     const Float_t  kRB24ValveFlRo = 18./2.;
1268     const Float_t  kRB24ValveFlD  = 1.45;    
1269     TGeoVolume* voRB24ValveBoA = new TGeoVolume("RB24ValveBoA", 
1270                                                 new TGeoTube(0., kRB24ValveDN/2., kRB24ValveBoD/2.), kMedVac);
1271     voRB24ValveBo->AddNode(voRB24ValveBoA, 1, new TGeoTranslation(0., - kRB24ValveBoWy/2. + 21.5, -kRB24ValveBoWz/2. +  kRB24ValveBoD/2.));
1272     voRB24ValveBo->AddNode(voRB24ValveBoA, 2, new TGeoTranslation(0., - kRB24ValveBoWy/2. + 21.5, +kRB24ValveBoWz/2. -  kRB24ValveBoD/2.));
1273  
1274     TGeoVolume* voRB24ValveFl  = new TGeoVolume("RB24ValveFl",  new TGeoTube(kRB24ValveDN/2.,  kRB24ValveFlRo, kRB24ValveFlD/2.), kMedSteel);
1275     TGeoVolume* voRB24ValveFlI = new TGeoVolume("RB24ValveFlI", new TGeoTube(0.,               kRB24ValveFlRo, kRB24ValveFlD/2.), kMedVac);
1276     voRB24ValveFlI->AddNode(voRB24ValveFl, 1, gGeoIdentity);
1277     
1278     //
1279     // Actuator Flange
1280     const Float_t kRB24ValveAFlWx =  18.9;
1281     const Float_t kRB24ValveAFlWy =   5.0;
1282     const Float_t kRB24ValveAFlWz =   7.7;
1283     TGeoVolume* voRB24ValveAFl = new TGeoVolume("RB24ValveAFl", new TGeoBBox(kRB24ValveAFlWx/2., kRB24ValveAFlWy/2., kRB24ValveAFlWz/2.), kMedSteel);
1284     //
1285     // Actuator Tube
1286     const Float_t kRB24ValveATRo = 9.7/2.;
1287     const Float_t kRB24ValveATH  = 16.6;
1288     TGeoVolume* voRB24ValveAT = new TGeoVolume("RB24ValveAT", new TGeoTube(kRB24ValveATRo -  2. * kRB24ValveBoD,kRB24ValveATRo,  kRB24ValveATH/2.), 
1289                                                kMedSteel);
1290     //
1291     // Manual Actuator (my best guess)
1292     TGeoVolume* voRB24ValveMA1 = new TGeoVolume("RB24ValveMA1", new TGeoCone(2.5/2., 0., 0.5, 4.5, 5.), kMedSteel);
1293     TGeoVolume* voRB24ValveMA2 = new TGeoVolume("RB24ValveMA2", new TGeoTorus(5., 0., 1.25), kMedSteel);
1294     TGeoVolume* voRB24ValveMA3 = new TGeoVolume("RB24ValveMA3", new TGeoTube (0., 1.25, 2.5), kMedSteel);
1295     
1296
1297     //
1298     // Position all volumes
1299     Float_t y0;
1300     TGeoVolumeAssembly*  voRB24ValveMo = new TGeoVolumeAssembly("RB24ValveMo");
1301     voRB24ValveMo->AddNode(voRB24ValveFl,  1, new TGeoTranslation(0., 0., - 7.5/2. + kRB24ValveFlD/2.));
1302     voRB24ValveMo->AddNode(voRB24ValveFl,  2, new TGeoTranslation(0., 0., + 7.5/2. - kRB24ValveFlD/2.));
1303     y0 = -21.5;
1304     voRB24ValveMo->AddNode(voRB24ValveBoM, 1, new TGeoTranslation(0., y0 + kRB24ValveBoWy/2.,   0.));
1305     y0 +=  kRB24ValveBoWy;
1306     voRB24ValveMo->AddNode(voRB24ValveAFl, 1, new TGeoTranslation(0., y0 +  kRB24ValveAFlWy/2., 0.));
1307     y0 +=  kRB24ValveAFlWy;
1308     voRB24ValveMo->AddNode(voRB24ValveAT,  1, new TGeoCombiTrans(0.,  y0 + kRB24ValveATH/2.,    0., rotyz));
1309     y0 += kRB24ValveATH;
1310     voRB24ValveMo->AddNode(voRB24ValveMA1, 1, new TGeoCombiTrans(0.,  y0 + 2.5/2.,    0., rotyz));
1311     y0 += 2.5;
1312     voRB24ValveMo->AddNode(voRB24ValveMA2, 1, new TGeoCombiTrans(0.,  y0 + 2.5/2.,    0., rotyz));
1313     y0 += 2.5;
1314     voRB24ValveMo->AddNode(voRB24ValveMA3, 1, new TGeoCombiTrans(5./TMath::Sqrt(2.),  y0 + 5.0/2., 5./TMath::Sqrt(2.), rotyz));
1315 //
1316 // Warm Module Type VMABC
1317 // LHCVMABC_0002
1318 // 
1319 //
1320 //
1321 // Flange                  1.00
1322 // Central Piece          11.50
1323 // Bellow                 14.50
1324 // End Flange              1.00
1325 //===================================
1326 // Total                  28.00 
1327 //                        
1328 // Pos 1 Warm Bellows DN100       LHCVBU__0016
1329 // Pos 2 Trans. Tube Flange       LHCVSR__0062
1330 // Pos 3 RF Contact   D63         LHCVSR__0057
1331 // [Pos 4 Hex. Countersunk Screw   Bossard BN4719]
1332 // [Pos 5 Tension spring           LHCVSR__00239]
1333 //
1334
1335 // Pos 1 Warm Bellows DN100                   LHCVBU__0016
1336 // Pos 1.1 Right Body 2 Ports with Support    LHCVBU__0014
1337     //
1338     // Tube 1
1339     const Float_t kRB24VMABCRBT1Ri = 10.0/2.;
1340     const Float_t kRB24VMABCRBT1Ro = 10.3/2.;
1341     const Float_t kRB24VMABCRBT1L  = 11.5;   
1342     const Float_t kRB24VMABCRBT1L2 = 8.;
1343     const Float_t kRB24VMABCL      = 28.;
1344     
1345     TGeoTube* shRB24VMABCRBT1 = new TGeoTube(kRB24VMABCRBT1Ri, kRB24VMABCRBT1Ro, kRB24VMABCRBT1L/2.);
1346     shRB24VMABCRBT1->SetName("RB24VMABCRBT1");
1347     TGeoTube* shRB24VMABCRBT1o = new TGeoTube(0., kRB24VMABCRBT1Ro,  kRB24VMABCRBT1L/2.);
1348     shRB24VMABCRBT1o->SetName("RB24VMABCRBT1o");
1349     TGeoTube* shRB24VMABCRBT1o2 = new TGeoTube(0., kRB24VMABCRBT1Ro + 0.3, kRB24VMABCRBT1L/2.);
1350     shRB24VMABCRBT1o2->SetName("RB24VMABCRBT1o2");
1351     // Lower inforcement 
1352     TGeoVolume*  voRB24VMABCRBT12  = new TGeoVolume("RB24VMABCRBT12", 
1353                                                     new TGeoTubeSeg(kRB24VMABCRBT1Ro, kRB24VMABCRBT1Ro + 0.3, kRB24VMABCRBT1L2/2., 220., 320.)
1354                                                     , kMedSteel);
1355     //
1356     // Tube 2
1357     const Float_t kRB24VMABCRBT2Ri =   6.0/2.;
1358     const Float_t kRB24VMABCRBT2Ro =   6.3/2.;
1359     const Float_t kRB24VMABCRBF2Ro =  11.4/2.;
1360     const Float_t kRB24VMABCRBT2L  =   5.95 + 2.; // 2. cm added for welding    
1361     const Float_t kRB24VMABCRBF2L  =   1.75;
1362     TGeoTube* shRB24VMABCRBT2 = new TGeoTube(kRB24VMABCRBT2Ri, kRB24VMABCRBT2Ro,  kRB24VMABCRBT2L/2.);
1363     shRB24VMABCRBT2->SetName("RB24VMABCRBT2");
1364     TGeoTube* shRB24VMABCRBT2i = new TGeoTube(0., kRB24VMABCRBT2Ri, kRB24VMABCRBT2L/2. + 2.);
1365     shRB24VMABCRBT2i->SetName("RB24VMABCRBT2i");
1366     TGeoCombiTrans* tRBT2 = new TGeoCombiTrans(-11.5 + kRB24VMABCRBT2L/2., 0., 7.2 - kRB24VMABCRBT1L/2.  , rotxz);
1367     tRBT2->SetName("tRBT2");
1368     tRBT2->RegisterYourself();
1369     TGeoCompositeShape* shRB24VMABCRBT2c =  new TGeoCompositeShape("shRB24VMABCRBT2c","RB24VMABCRBT2:tRBT2-RB24VMABCRBT1o");
1370     TGeoVolume* voRB24VMABCRBT2 = new TGeoVolume("shRB24VMABCRBT2", shRB24VMABCRBT2c, kMedSteel);
1371     // Flange
1372     // Pos 1.4 Flange DN63                        LHCVBU__0008
1373     TGeoVolume* voRB24VMABCRBF2 = new TGeoVolume("RB24VMABCRBF2", 
1374                                                  new TGeoTube(kRB24VMABCRBT2Ro, kRB24VMABCRBF2Ro, kRB24VMABCRBF2L/2.), kMedSteel);
1375     // DN63 Blank Flange (my best guess)
1376     TGeoVolume* voRB24VMABCRBF2B = new TGeoVolume("RB24VMABCRBF2B", 
1377                                                   new TGeoTube(0., kRB24VMABCRBF2Ro, kRB24VMABCRBF2L/2.), kMedSteel);
1378     //
1379     // Tube 3
1380     const Float_t kRB24VMABCRBT3Ri =  3.5/2.;
1381     const Float_t kRB24VMABCRBT3Ro =  3.8/2.;
1382     const Float_t kRB24VMABCRBF3Ro =  7.0/2.;
1383     const Float_t kRB24VMABCRBT3L  =  4.95 + 2.; // 2. cm added for welding    
1384     const Float_t kRB24VMABCRBF3L  =  1.27;
1385     TGeoTube* shRB24VMABCRBT3 = new TGeoTube(kRB24VMABCRBT3Ri, kRB24VMABCRBT3Ro,  kRB24VMABCRBT3L/2);
1386     shRB24VMABCRBT3->SetName("RB24VMABCRBT3");
1387     TGeoTube* shRB24VMABCRBT3i = new TGeoTube(0., kRB24VMABCRBT3Ri, kRB24VMABCRBT3L/2. + 2.);
1388     shRB24VMABCRBT3i->SetName("RB24VMABCRBT3i");
1389     TGeoCombiTrans* tRBT3 = new TGeoCombiTrans(0., 10.5 - kRB24VMABCRBT3L/2., 7.2 - kRB24VMABCRBT1L/2.  , rotyz);
1390     tRBT3->SetName("tRBT3");
1391     tRBT3->RegisterYourself();
1392     TGeoCompositeShape* shRB24VMABCRBT3c =  new TGeoCompositeShape("shRB24VMABCRBT3c","RB24VMABCRBT3:tRBT3-RB24VMABCRBT1o");
1393     TGeoVolume* voRB24VMABCRBT3 = new TGeoVolume("shRB24VMABCRBT3", shRB24VMABCRBT3c, kMedSteel);
1394     // Flange
1395     // Pos 1.4 Flange DN35                        LHCVBU__0007
1396     TGeoVolume* voRB24VMABCRBF3 = new TGeoVolume("RB24VMABCRBF3", 
1397                                                  new TGeoTube(kRB24VMABCRBT3Ro, kRB24VMABCRBF3Ro, kRB24VMABCRBF3L/2.), kMedSteel);
1398     //
1399     // Tube 4
1400     const Float_t kRB24VMABCRBT4Ri =  6.0/2.;
1401     const Float_t kRB24VMABCRBT4Ro =  6.4/2.;
1402     const Float_t kRB24VMABCRBT4L  =  6.6;    
1403     TGeoTube* shRB24VMABCRBT4 = new TGeoTube(kRB24VMABCRBT4Ri, kRB24VMABCRBT4Ro,  kRB24VMABCRBT4L/2.);
1404     shRB24VMABCRBT4->SetName("RB24VMABCRBT4");
1405     TGeoCombiTrans* tRBT4 = new TGeoCombiTrans(0.,-11.+kRB24VMABCRBT4L/2., 7.2 - kRB24VMABCRBT1L/2.  , rotyz);
1406     tRBT4->SetName("tRBT4");
1407     tRBT4->RegisterYourself();
1408     TGeoCompositeShape* shRB24VMABCRBT4c =  new TGeoCompositeShape("shRB24VMABCRBT4c","RB24VMABCRBT4:tRBT4-RB24VMABCRBT1o2");
1409     TGeoVolume* voRB24VMABCRBT4 = new TGeoVolume("shRB24VMABCRBT4", shRB24VMABCRBT4c, kMedSteel);
1410     TGeoCompositeShape* shRB24VMABCRB = new TGeoCompositeShape("shRB24VMABCRB", "RB24VMABCRBT1-(RB24VMABCRBT2i:tRBT2+RB24VMABCRBT3i:tRBT3)");
1411     TGeoVolume* voRB24VMABCRBI = new TGeoVolume("RB24VMABCRBI", shRB24VMABCRB, kMedSteel);
1412     //
1413     // Plate
1414     const Float_t kRB24VMABCRBBx = 16.0;
1415     const Float_t kRB24VMABCRBBy =  1.5;
1416     const Float_t kRB24VMABCRBBz = 15.0;
1417     
1418     // Relative position of tubes
1419     const Float_t  kRB24VMABCTz =   7.2;
1420     // Relative position of plate
1421     const Float_t  kRB24VMABCPz =   3.6;
1422     const Float_t  kRB24VMABCPy = -12.5;
1423     
1424     TGeoVolume* voRB24VMABCRBP = new TGeoVolume("RB24VMABCRBP", new TGeoBBox(kRB24VMABCRBBx/2., kRB24VMABCRBBy/2., kRB24VMABCRBBz/2.), kMedSteel);
1425     //
1426     // Pirani Gauge (my best guess)
1427     //
1428     TGeoPcon* shRB24VMABCPirani = new TGeoPcon(0., 360., 15);
1429     // DN35/16 Coupling
1430     z = 0;
1431     shRB24VMABCPirani->DefineSection( 0, z,  0.8 , kRB24VMABCRBF3Ro);
1432     z += kRB24VMABCRBF3L; // 1.3
1433     shRB24VMABCPirani->DefineSection( 1, z,  0.8 , kRB24VMABCRBF3Ro);
1434     shRB24VMABCPirani->DefineSection( 2, z,  0.8 , 1.0);
1435     // Pipe
1436     z += 2.8;
1437     shRB24VMABCPirani->DefineSection( 3, z,  0.8 , 1.0);
1438     // Flange
1439     shRB24VMABCPirani->DefineSection( 4, z,  0.8 , 1.75);
1440     z += 1.6;
1441     shRB24VMABCPirani->DefineSection( 5, z,  0.8 , 1.75);
1442     shRB24VMABCPirani->DefineSection( 6, z,  0.8 , 1.0);
1443     z += 5.2;
1444     shRB24VMABCPirani->DefineSection( 7, z,  0.8 , 1.0);
1445     shRB24VMABCPirani->DefineSection( 8, z,  0.8 , 2.5);    
1446     z += 2.0;
1447     shRB24VMABCPirani->DefineSection( 9, z,  0.80, 2.50);    
1448     shRB24VMABCPirani->DefineSection(10, z,  1.55, 1.75);    
1449     z += 5.7;
1450     shRB24VMABCPirani->DefineSection(11, z,  1.55, 1.75);    
1451     shRB24VMABCPirani->DefineSection(11, z,  0.00, 1.75);    
1452     z += 0.2;
1453     shRB24VMABCPirani->DefineSection(12, z,  0.00, 1.75);    
1454     shRB24VMABCPirani->DefineSection(13, z,  0.00, 0.75);    
1455     z += 0.5;
1456     shRB24VMABCPirani->DefineSection(14, z,  0.00, 0.75);  
1457     TGeoVolume* voRB24VMABCPirani = new TGeoVolume("RB24VMABCPirani", shRB24VMABCPirani, kMedSteel);
1458     //
1459     //
1460     // 
1461     
1462     
1463     //
1464     // Positioning of elements
1465     TGeoVolumeAssembly* voRB24VMABCRB = new TGeoVolumeAssembly("RB24VMABCRB");
1466     //
1467     voRB24VMABCRB->AddNode(voRB24VMABCRBI,   1, gGeoIdentity);
1468     // Plate
1469     voRB24VMABCRB->AddNode(voRB24VMABCRBP,   1, new TGeoTranslation(0., kRB24VMABCPy +  kRB24VMABCRBBy /2., 
1470                                                                     kRB24VMABCRBBz/2. - kRB24VMABCRBT1L/2. +  kRB24VMABCPz));
1471     // Tube 2
1472     voRB24VMABCRB->AddNode(voRB24VMABCRBT2,  1, gGeoIdentity);
1473     // Flange Tube 2
1474     voRB24VMABCRB->AddNode(voRB24VMABCRBF2,  1, new TGeoCombiTrans(kRB24VMABCPy + kRB24VMABCRBF2L/2., 0.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotxz));
1475     // Blank Flange Tube 2
1476     voRB24VMABCRB->AddNode(voRB24VMABCRBF2B, 1, new TGeoCombiTrans(kRB24VMABCPy- kRB24VMABCRBF2L/2., 0.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotxz));    
1477     // Tube 3
1478     voRB24VMABCRB->AddNode(voRB24VMABCRBT3,  1, gGeoIdentity);
1479     // Flange Tube 3
1480     voRB24VMABCRB->AddNode(voRB24VMABCRBF3,  1, new TGeoCombiTrans(0.,   11.2 - kRB24VMABCRBF3L/2.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotyz));
1481     // Pirani Gauge
1482     voRB24VMABCRB->AddNode(voRB24VMABCPirani, 1, new  TGeoCombiTrans(0., 11.2,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotyz));
1483     // Tube 4
1484     voRB24VMABCRB->AddNode(voRB24VMABCRBT4,  1, gGeoIdentity);
1485     // Inforcement 
1486     voRB24VMABCRB->AddNode(voRB24VMABCRBT12, 1, new TGeoTranslation(0., 0., kRB24VMABCRBT1L2/2. - kRB24VMABCRBT1L/2. + 2.8));
1487     
1488
1489 // Pos 1.3 Bellows with end part              LHCVBU__0002
1490 //
1491 // Connection Tube    
1492 // Connection tube inner r
1493     const Float_t kRB24VMABBEConTubeRin        = 10.0/2.;
1494 // Connection tube outer r
1495     const Float_t kRB24VMABBEConTubeRou        = 10.3/2.;
1496 // Connection tube length
1497     const Float_t kRB24VMABBEConTubeL1         =  0.9;
1498     const Float_t kRB24VMABBEConTubeL2         =  2.6;
1499 //  const Float_t RB24VMABBEBellowL            =  kRB24VMABBEConTubeL1 + kRB24VMABBEConTubeL2 + kRB24B1BellowUndL;
1500     
1501 // Mother volume
1502     TGeoPcon* shRB24VMABBEBellowM = new TGeoPcon(0., 360., 6);
1503     // Connection Tube and Flange
1504     z = 0.;
1505     shRB24VMABBEBellowM->DefineSection( 0, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1506     z += kRB24VMABBEConTubeL1;
1507     shRB24VMABBEBellowM->DefineSection( 1, z, kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou);
1508     shRB24VMABBEBellowM->DefineSection( 2, z, kRB24B1BellowRi,       kRB24B1BellowRo + kRB24B1ProtTubeThickness);
1509     z += kRB24B1BellowUndL;
1510     shRB24VMABBEBellowM->DefineSection( 3, z, kRB24B1BellowRi,       kRB24B1BellowRo + kRB24B1ProtTubeThickness);
1511     shRB24VMABBEBellowM->DefineSection( 4, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1512     z += kRB24VMABBEConTubeL2;
1513     shRB24VMABBEBellowM->DefineSection( 5, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1514     TGeoVolume* voRB24VMABBEBellowM = new TGeoVolume("RB24VMABBEBellowM", shRB24VMABBEBellowM, kMedVac);
1515     voRB24VMABBEBellowM->SetVisibility(0);
1516     
1517 //  Connection tube left
1518     TGeoVolume* voRB24VMABBECT1 = new TGeoVolume("RB24VMABBECT1", 
1519                                               new TGeoTube(kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou,kRB24VMABBEConTubeL1/2.),
1520                                               kMedSteel);
1521 //  Connection tube right
1522     TGeoVolume* voRB24VMABBECT2 = new TGeoVolume("RB24VMABBECT2", 
1523                                               new TGeoTube(kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou,kRB24VMABBEConTubeL2/2.),
1524                                               kMedSteel);
1525     z = kRB24VMABBEConTubeL1/2.;
1526     voRB24VMABBEBellowM->AddNode(voRB24VMABBECT1, 1, new TGeoTranslation(0., 0., z));
1527     z += kRB24VMABBEConTubeL1/2.;
1528     z += kRB24B1BellowUndL/2.;
1529     voRB24VMABBEBellowM->AddNode(voRB24B1Bellow, 2, new TGeoTranslation(0., 0., z));
1530     z += kRB24B1BellowUndL/2.;
1531     z += kRB24VMABBEConTubeL2/2.;
1532     voRB24VMABBEBellowM->AddNode(voRB24VMABBECT2, 1, new TGeoTranslation(0., 0., z));
1533     z += kRB24VMABBEConTubeL2/2.;
1534
1535     voRB24VMABCRB->AddNode(voRB24VMABBEBellowM, 1, new TGeoTranslation(0., 0., kRB24VMABCRBT1L/2.));
1536
1537 // Pos 1.2 Rotable flange                     LHCVBU__0013[*]
1538 // Front
1539     voRB24VMABCRB->AddNode(voRB24B1RFlange,  3, new TGeoCombiTrans(0., 0., - kRB24VMABCRBT1L/2. + 0.86, rot180));
1540 // End
1541     z =  kRB24VMABCRBT1L/2. + kRB24B1BellowUndL +kRB24VMABBEConTubeL1 +  kRB24VMABBEConTubeL2;
1542     voRB24VMABCRB->AddNode(voRB24B1RFlange,  4, new TGeoTranslation(0., 0., z - 0.86));
1543
1544
1545 // Pos 2    Trans. Tube Flange       LHCVSR__0062
1546 // Pos 2.1  Transition Tube          LHCVSR__0063
1547 // Pos 2.2  Transition Flange        LHCVSR__0060
1548 //
1549 // Transition Tube with Flange
1550     TGeoPcon* shRB24VMABCTT = new TGeoPcon(0., 360., 7);
1551     z = 0.;
1552     shRB24VMABCTT->DefineSection(0, z, 6.3/2., 11.16/2.);
1553     z += 0.25;
1554     shRB24VMABCTT->DefineSection(1, z, 6.3/2., 11.16/2.);
1555     shRB24VMABCTT->DefineSection(2, z, 6.3/2.,  9.30/2.);
1556     z += 0.25;
1557     shRB24VMABCTT->DefineSection(3, z, 6.3/2.,  9.30/2.);
1558     shRB24VMABCTT->DefineSection(4, z, 6.3/2.,  6.70/2.);
1559     z += (20.35 - 0.63);
1560     shRB24VMABCTT->DefineSection(5, z, 6.3/2.,  6.7/2.);
1561     z += 0.63;
1562     shRB24VMABCTT->DefineSection(6, z, 6.3/2.,  6.7/2.);
1563     TGeoVolume* voRB24VMABCTT = new TGeoVolume("RB24VMABCTT", shRB24VMABCTT, kMedSteel);
1564     voRB24VMABCRB->AddNode(voRB24VMABCTT, 1, new TGeoTranslation(0., 0., - kRB24VMABCRBT1L/2.-1.));
1565
1566 // Pos 3   RF Contact   D63         LHCVSR__0057
1567 // Pos 3.1 RF Contact Flange        LHCVSR__0017
1568 //
1569     TGeoPcon* shRB24VMABCCTFlange = new TGeoPcon(0., 360., 6);
1570     const Float_t kRB24VMABCCTFlangeRin  = 6.36/2.;  // Inner radius
1571     const Float_t kRB24VMABCCTFlangeL    = 1.30;     // Length
1572     
1573     z = 0.;
1574     shRB24VMABCCTFlange->DefineSection(0, z, kRB24VMABCCTFlangeRin,  6.5/2.);
1575     z += 0.15;
1576     shRB24VMABCCTFlange->DefineSection(1, z, kRB24VMABCCTFlangeRin,  6.5/2.);
1577     shRB24VMABCCTFlange->DefineSection(2, z, kRB24VMABCCTFlangeRin,  6.9/2.);
1578     z += 0.9;
1579     shRB24VMABCCTFlange->DefineSection(3, z, kRB24VMABCCTFlangeRin,  6.9/2.);
1580     shRB24VMABCCTFlange->DefineSection(4, z, kRB24VMABCCTFlangeRin, 11.16/2.);
1581     z += 0.25;
1582     shRB24VMABCCTFlange->DefineSection(5, z, kRB24VMABCCTFlangeRin, 11.16/2.);
1583     TGeoVolume* voRB24VMABCCTFlange = new TGeoVolume("RB24VMABCCTFlange", shRB24VMABCCTFlange, kMedCu);
1584 //
1585 // Pos 3.2 RF-Contact        LHCVSR__0056
1586 //
1587     TGeoPcon* shRB24VMABCCT = new TGeoPcon(0., 360., 4);
1588     const Float_t kRB24VMABCCTRin  = 6.30/2.;        // Inner radius
1589     const Float_t kRB24VMABCCTCRin = 7.29/2.;        // Max. inner radius conical section
1590     const Float_t kRB24VMABCCTL    = 11.88;          // Length
1591     const Float_t kRB24VMABCCTSL   = 10.48;          // Length of straight section
1592     const Float_t kRB24VMABCCTd    =  0.03;          // Thickness
1593     z = 0;
1594     shRB24VMABCCT->DefineSection(0, z,  kRB24VMABCCTCRin,  kRB24VMABCCTCRin + kRB24VMABCCTd);
1595     z =  kRB24VMABCCTL -  kRB24VMABCCTSL;
1596     shRB24VMABCCT->DefineSection(1, z,  kRB24VMABCCTRin + 0.35,  kRB24VMABCCTRin + 0.35 + kRB24VMABCCTd);
1597     z = kRB24VMABCCTL  -  kRB24VMABCCTFlangeL;
1598     shRB24VMABCCT->DefineSection(2, z,  kRB24VMABCCTRin,  kRB24VMABCCTRin + kRB24VMABCCTd);
1599     z = kRB24VMABCCTL;
1600     shRB24VMABCCT->DefineSection(3, z,  kRB24VMABCCTRin,  kRB24VMABCCTRin + kRB24VMABCCTd);
1601
1602     TGeoVolume* voRB24VMABCCT = new TGeoVolume("RB24VMABCCT", shRB24VMABCCT, kMedCu);
1603     
1604     TGeoVolumeAssembly* voRB24VMABRFCT = new TGeoVolumeAssembly("RB24VMABRFCT");
1605     voRB24VMABRFCT->AddNode(voRB24VMABCCT,        1, gGeoIdentity);
1606     voRB24VMABRFCT->AddNode( voRB24VMABCCTFlange, 1, new TGeoTranslation(0., 0.,  kRB24VMABCCTL - kRB24VMABCCTFlangeL));
1607
1608     z =  kRB24VMABCRBT1L/2. + kRB24B1BellowUndL + kRB24VMABBEConTubeL1 +  kRB24VMABBEConTubeL2 - kRB24VMABCCTL + 1.;    
1609     voRB24VMABCRB->AddNode(voRB24VMABRFCT, 1, new TGeoTranslation(0., 0., z));
1610
1611
1612 //
1613 // Assembling RB24/1
1614 //    
1615     TGeoVolumeAssembly* voRB24 = new TGeoVolumeAssembly("RB24");
1616     // Cu Tube with two simplified flanges
1617     voRB24->AddNode(voRB24CuTubeM, 1, gGeoIdentity);
1618     voRB24->AddNode(voRB24CuTubeA, 1, gGeoIdentity);
1619     z = - kRB24CuTubeL/2 + kRB24CuTubeFL/2.;
1620     voRB24->AddNode(voRB24CuTubeF, 1, new TGeoTranslation(0., 0., z));
1621     z = + kRB24CuTubeL/2 - kRB24CuTubeFL/2.;
1622     voRB24->AddNode(voRB24CuTubeF, 2, new TGeoTranslation(0., 0., z));
1623     // VMABC close to compensator magnet
1624     z = - kRB24CuTubeL/2. -  (kRB24VMABCL - kRB24VMABCRBT1L/2) + 1.;
1625     
1626     voRB24->AddNode(voRB24VMABCRB, 2, new TGeoTranslation(0., 0., z));
1627     // Bellow
1628     z =  kRB24CuTubeL/2;
1629     voRB24->AddNode(voRB24B1BellowM, 1, new TGeoTranslation(0., 0., z));
1630     z +=  (kRB24B1L +  kRB24AIpML/2.);
1631     // Annular ion pump
1632     voRB24->AddNode(voRB24AIpM, 1, new TGeoTranslation(0., 0., z));
1633     z +=  (kRB24AIpML/2. +  kRB24ValveWz/2.);
1634     // Valve
1635     voRB24->AddNode(voRB24ValveMo, 1, new TGeoTranslation(0., 0., z));
1636     z += (kRB24ValveWz/2.+ kRB24VMABCRBT1L/2. + 1.);
1637     // VMABC close to forward detectors
1638     voRB24->AddNode(voRB24VMABCRB, 3, new TGeoTranslation(0., 0., z));
1639 //
1640 //   RB24/2
1641 //     
1642 // Copper Tube RB24/2
1643     const Float_t  kRB242CuTubeL  = 330.0;
1644     
1645     TGeoVolume* voRB242CuTubeM = new TGeoVolume("voRB242CuTubeM", 
1646                                                 new TGeoTube(0., kRB24CuTubeRo, kRB242CuTubeL/2.), kMedVac);
1647     voRB24CuTubeM->SetVisibility(0);
1648     TGeoVolume* voRB242CuTube = new TGeoVolume("voRB242CuTube", 
1649                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB242CuTubeL/2.), kMedCu);
1650     voRB242CuTubeM->AddNode(voRB242CuTube, 1, gGeoIdentity);
1651     
1652
1653     TGeoVolumeAssembly* voRB242 = new TGeoVolumeAssembly("RB242");
1654     voRB242->AddNode(voRB242CuTube, 1, gGeoIdentity);
1655     z = - kRB242CuTubeL/2 + kRB24CuTubeFL/2.;
1656     voRB242->AddNode(voRB24CuTubeF, 3, new TGeoTranslation(0., 0., z));
1657     z = + kRB242CuTubeL/2 - kRB24CuTubeFL/2.;
1658     voRB242->AddNode(voRB24CuTubeF, 4, new TGeoTranslation(0., 0., z));
1659     z = - kRB24CuTubeL/2 - kRB24VMABCL - kRB242CuTubeL/2.;
1660     voRB24->AddNode(voRB242, 1, new TGeoTranslation(0., 0., z));
1661 //
1662 //   RB24/3
1663 //     
1664 // Copper Tube RB24/3
1665     const Float_t  kRB243CuTubeL  = 303.35;
1666     
1667     TGeoVolume* voRB243CuTubeM = new TGeoVolume("voRB243CuTubeM", 
1668                                                 new TGeoTube(0., kRB24CuTubeRo, kRB243CuTubeL/2.), kMedVac);
1669     voRB24CuTubeM->SetVisibility(0);
1670     TGeoVolume* voRB243CuTube = new TGeoVolume("voRB243CuTube", 
1671                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB243CuTubeL/2.), kMedCu);
1672     voRB243CuTubeM->AddNode(voRB243CuTube, 1, gGeoIdentity);
1673     
1674
1675     TGeoVolumeAssembly* voRB243  = new TGeoVolumeAssembly("RB243");
1676     TGeoVolumeAssembly* voRB243A = new TGeoVolumeAssembly("RB243A");
1677     
1678     voRB243A->AddNode(voRB243CuTube, 1, gGeoIdentity);
1679     z = - kRB243CuTubeL/2 + kRB24CuTubeFL/2.;
1680     voRB243A->AddNode(voRB24CuTubeF, 5, new TGeoTranslation(0., 0., z));
1681     z = + kRB243CuTubeL/2 - kRB24CuTubeFL/2.;
1682     voRB243A->AddNode(voRB24CuTubeF,    6, new TGeoTranslation(0., 0., z));
1683     z = + kRB243CuTubeL/2;
1684     voRB243A->AddNode(voRB24B1BellowM,  2, new TGeoTranslation(0., 0., z));    
1685
1686     z = - kRB243CuTubeL/2.  - kRB24B1L;
1687     voRB243->AddNode(voRB243A, 1, new TGeoTranslation(0., 0., z));    
1688     z = - (1.5 * kRB243CuTubeL + 2. * kRB24B1L);
1689     voRB243->AddNode(voRB243A, 2, new TGeoTranslation(0., 0., z));    
1690
1691     z = - 2. * (kRB243CuTubeL + kRB24B1L) - (kRB24VMABCL - kRB24VMABCRBT1L/2) + 1.;
1692     voRB243->AddNode(voRB24VMABCRB, 3, new TGeoTranslation(0., 0., z));    
1693     
1694     z = - kRB24CuTubeL/2 - kRB24VMABCL - kRB242CuTubeL;
1695     voRB24->AddNode(voRB243, 1, new TGeoTranslation(0., 0., z));
1696
1697
1698 //
1699 //
1700     top->AddNode(voRB24, 1, new TGeoCombiTrans(0., 0., kRB24CuTubeL/2 + 88.5 + 400., rot180));
1701
1702
1703 // 
1704 ////////////////////////////////////////////////////////////////////////////////     
1705 //                                                                            //
1706 //                                  The Absorber Vacuum system                // 
1707 //                                                                            //
1708 ////////////////////////////////////////////////////////////////////////////////
1709 //
1710 //    Rotable Flange starts at:            82.00 cm from IP      
1711 //    Length of rotable flange section:    10.68 cm             
1712 //    Weld                                  0.08 cm                  
1713 //    Length of straight section          207.21 cm
1714 //    =======================================================================
1715 //                                        299.97 cm  [0.03 cm missing ?]
1716 //    Length of opening cone              252.09 cm
1717 //    Weld                                  0.15 cm                
1718 //    Length of compensator                30.54 cm
1719 //    Weld                                  0.15 cm                
1720 //    Length of fixed flange  2.13 - 0.97   1.16 cm
1721 //    ======================================================================= 
1722 //                                        584.06 cm [584.80 installed] [0.74 cm missing]
1723 //    RB26/3
1724 //    Length of split flange  2.13 - 1.2    0.93 cm
1725 //    Weld                                  0.15 cm                
1726 //    Length of fixed point section        16.07 cm               
1727 //    Weld                                  0.15 cm                
1728 //    Length of opening cone              629.20 cm
1729 //    Weld                                  0.30 cm                
1730 //    Kength of the compensator            41.70 cm
1731 //    Weld                                  0.30 cm                
1732 //    Length of fixed flange  2.99 - 1.72   1.27 cm
1733 // =================================================
1734 //    Length of RB26/3                    690.07 cm [689.20 installed] [0.87 cm too much] 
1735 //
1736 //    RB26/4-5
1737 //    Length of split flange  2.13 - 1.2    0.93 cm
1738 //    Weld                                  0.15 cm                
1739 //    Length of fixed point section        16.07 cm               
1740 //    Weld                                  0.15 cm                
1741 //    Length of opening cone              629.20 cm
1742 //    Weld                                  0.30 cm                
1743 //    Length of closing cone
1744 //    Weld
1745 //    Lenth of straight section 
1746 //    Kength of the compensator            41.70 cm
1747 //    Weld                                  0.30 cm                
1748 //    Length of fixed flange  2.99 - 1.72   1.27 cm
1749 // =================================================
1750 //    Length of RB26/3                    690.07 cm [689.20 installed] [0.87 cm too much] 
1751       
1752 ///////////////////////////////////////////
1753 //                                       //
1754 //    RB26/1-2                           //  
1755 //    Drawing LHCV2a_0050 [as installed] //
1756 //    Drawing LHCV2a_0008                //
1757 //    Drawing LHCV2a_0001                //
1758 ///////////////////////////////////////////
1759 //    Pos1 Vacuum Tubes   LHCVC2A__0010
1760 //    Pos2 Compensator    LHCVC2A__0064
1761 //    Pos3 Rotable Flange LHCVFX___0016
1762 //    Pos4 Fixed Flange   LHCVFX___0006
1763 //    Pos5 Bellow Tooling LHCVFX___0003
1764 //
1765 //             
1766 //
1767 ///////////////////////////////////
1768 //    RB26/1-2 Vacuum Tubes      //
1769 //    Drawing  LHCVC2a_0010      //
1770 ///////////////////////////////////
1771       const Float_t kRB26s12TubeL = 459.45; // 0.15 cm added for welding       
1772       //
1773       // Add 1 cm on outer diameter for insulation
1774       //
1775       TGeoPcon* shRB26s12Tube = new TGeoPcon(0., 360., 5);
1776       // Section 1: straight section
1777       shRB26s12Tube->DefineSection(0,   0.00,         5.84/2.,  6.00/2.);
1778       shRB26s12Tube->DefineSection(1, 207.21,         5.84/2.,  6.00/2.);      
1779       // Section 2: 0.72 deg opening cone
1780       shRB26s12Tube->DefineSection(2, 207.21,         5.84/2.,  6.14/2.);      
1781       shRB26s12Tube->DefineSection(3, 452.30,        12.00/2., 12.30/2.);      
1782       shRB26s12Tube->DefineSection(4, kRB26s12TubeL, 12.00/2., 12.30/2.); 
1783       TGeoVolume* voRB26s12Tube  = new TGeoVolume("RB26s12Tube", shRB26s12Tube, kMedSteel);
1784       // Add the insulation layer    
1785       TGeoVolume* voRB26s12TubeIns = new TGeoVolume("RB26s12TubeIns", MakeInsulationFromTemplate(shRB26s12Tube), kMedInsu); 
1786       voRB26s12Tube->AddNode(voRB26s12TubeIns, 1, gGeoIdentity);
1787
1788  
1789       TGeoVolume* voRB26s12TubeM  = new TGeoVolume("RB26s12TubeM", MakeMotherFromTemplate(shRB26s12Tube), kMedVac);
1790       voRB26s12TubeM->AddNode(voRB26s12Tube, 1, gGeoIdentity);
1791       
1792
1793       
1794 ///////////////////////////////////
1795 //    RB26/2   Axial Compensator //
1796 //    Drawing  LHCVC2a_0064      //
1797 ///////////////////////////////////
1798       const Float_t kRB26s2CompL             = 30.65;    // Length of the compensator
1799       const Float_t kRB26s2BellowRo          = 14.38/2.; // Bellow outer radius        [Pos 1]
1800       const Float_t kRB26s2BellowRi          = 12.12/2.; // Bellow inner radius        [Pos 1] 
1801       const Int_t   kRB26s2NumberOfPlies     = 14;       // Number of plies            [Pos 1] 
1802       const Float_t kRB26s2BellowUndL        = 10.00;    // Length of undulated region [Pos 1]  [+10 mm installed including pretension ?] 
1803       const Float_t kRB26s2PlieThickness     =  0.025;   // Plie thickness             [Pos 1]
1804       const Float_t kRB26s2ConnectionPlieR   =  0.21;    // Connection plie radius     [Pos 1] 
1805 //  Plie radius
1806       const Float_t kRB26s2PlieR = 
1807         (kRB26s2BellowUndL - 4. *  kRB26s2ConnectionPlieR + 2. * kRB26s2PlieThickness + 
1808          (2. *  kRB26s2NumberOfPlies - 2.) * kRB26s2PlieThickness) / (4. * kRB26s2NumberOfPlies - 2.);
1809       const Float_t kRB26s2CompTubeInnerR    = 12.00/2.;  // Connection tubes inner radius     [Pos 2 + 3]
1810       const Float_t kRB26s2CompTubeOuterR    = 12.30/2.;  // Connection tubes outer radius     [Pos 2 + 3]
1811       const Float_t kRB26s2WeldingTubeLeftL  =  9.00/2.;  // Left connection tube half length  [Pos 2]
1812       const Float_t kRB26s2WeldingTubeRightL = 11.65/2.;  // Right connection tube half length [Pos 3]  [+ 0.15 cm for welding]
1813       const Float_t kRB26s2RingOuterR        = 18.10/2.;  // Ring inner radius                 [Pos 4]
1814       const Float_t kRB26s2RingL             =  0.40/2.;  // Ring half length                  [Pos 4]
1815       const Float_t kRB26s2RingZ             =  6.50   ;  // Ring z-position                   [Pos 4]
1816       const Float_t kRB26s2ProtOuterR        = 18.20/2.;  // Protection tube outer radius      [Pos 5]
1817       const Float_t kRB26s2ProtL             = 15.00/2.;  // Protection tube half length       [Pos 5]
1818       const Float_t kRB26s2ProtZ             =  6.70   ;  // Protection tube z-position        [Pos 5]
1819    
1820       
1821 // Mother volume
1822 //
1823       TGeoPcon* shRB26s2Compensator  = new TGeoPcon(0., 360., 6);
1824       shRB26s2Compensator->DefineSection( 0,   0.0, 0., kRB26s2CompTubeOuterR);
1825       shRB26s2Compensator->DefineSection( 1,   kRB26s2RingZ, 0., kRB26s2CompTubeOuterR);      
1826       shRB26s2Compensator->DefineSection( 2,   kRB26s2RingZ, 0., kRB26s2ProtOuterR);      
1827       shRB26s2Compensator->DefineSection( 3,   kRB26s2ProtZ + 2. * kRB26s2ProtL, 0., kRB26s2ProtOuterR);            
1828       shRB26s2Compensator->DefineSection( 4,   kRB26s2ProtZ + 2. * kRB26s2ProtL, 0., kRB26s2CompTubeOuterR);
1829       shRB26s2Compensator->DefineSection( 5,   kRB26s2CompL                    , 0., kRB26s2CompTubeOuterR);            
1830       TGeoVolume* voRB26s2Compensator  = new TGeoVolume("RB26s2Compensator", shRB26s2Compensator, kMedVac);
1831             
1832 //
1833 // [Pos 1] Bellow
1834 //      
1835 //
1836       TGeoVolume* voRB26s2Bellow = new TGeoVolume("RB26s2Bellow", new TGeoTube(kRB26s2BellowRi, kRB26s2BellowRo, kRB26s2BellowUndL/2.), kMedVac);
1837 //      
1838 //  Upper part of the undulation
1839 //
1840       TGeoTorus* shRB26s2PlieTorusU  =  new TGeoTorus(kRB26s2BellowRo - kRB26s2PlieR, kRB26s2PlieR - kRB26s2PlieThickness, kRB26s2PlieR);
1841       shRB26s2PlieTorusU->SetName("RB26s2TorusU");
1842       TGeoTube*  shRB26s2PlieTubeU   =  new TGeoTube (kRB26s2BellowRo - kRB26s2PlieR, kRB26s2BellowRo, kRB26s2PlieR);
1843       shRB26s2PlieTubeU->SetName("RB26s2TubeU");
1844       TGeoCompositeShape*  shRB26s2UpperPlie = new TGeoCompositeShape("RB26s2UpperPlie", "RB26s2TorusU*RB26s2TubeU");
1845  
1846       TGeoVolume* voRB26s2WiggleU = new TGeoVolume("RB26s2UpperPlie", shRB26s2UpperPlie, kMedSteel);
1847 //
1848 // Lower part of the undulation
1849       TGeoTorus* shRB26s2PlieTorusL =  new TGeoTorus(kRB26s2BellowRi + kRB26s2PlieR, kRB26s2PlieR - kRB26s2PlieThickness, kRB26s2PlieR);
1850       shRB26s2PlieTorusL->SetName("RB26s2TorusL");
1851       TGeoTube*  shRB26s2PlieTubeL   =  new TGeoTube (kRB26s2BellowRi, kRB26s2BellowRi + kRB26s2PlieR, kRB26s2PlieR);
1852       shRB26s2PlieTubeL->SetName("RB26s2TubeL");
1853       TGeoCompositeShape*  shRB26s2LowerPlie = new TGeoCompositeShape("RB26s2LowerPlie", "RB26s2TorusL*RB26s2TubeL");
1854       
1855       TGeoVolume* voRB26s2WiggleL = new TGeoVolume("RB26s2LowerPlie", shRB26s2LowerPlie, kMedSteel); 
1856
1857 //
1858 // Connection between upper and lower part of undulation
1859       TGeoVolume* voRB26s2WiggleC1 = new TGeoVolume("RB26s2PlieConn1",  
1860                                                     new TGeoTube(kRB26s2BellowRi + kRB26s2PlieR, 
1861                                                                  kRB26s2BellowRo - kRB26s2PlieR, kRB26s2PlieThickness / 2.), kMedSteel);
1862 //
1863 // One wiggle
1864       TGeoVolumeAssembly* voRB26s2Wiggle = new TGeoVolumeAssembly("RB26s2Wiggle");
1865       z0 =  -  kRB26s2PlieThickness / 2.;
1866       voRB26s2Wiggle->AddNode(voRB26s2WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
1867       z0 += kRB26s2PlieR -  kRB26s2PlieThickness / 2.;
1868       voRB26s2Wiggle->AddNode(voRB26s2WiggleU,   1 , new TGeoTranslation(0., 0., z0));
1869       z0 += kRB26s2PlieR -  kRB26s2PlieThickness / 2.;
1870       voRB26s2Wiggle->AddNode(voRB26s2WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
1871       z0 += kRB26s2PlieR -  kRB26s2PlieThickness;
1872       voRB26s2Wiggle->AddNode(voRB26s2WiggleL ,  1 , new TGeoTranslation(0., 0., z0));
1873 // Positioning of the volumes
1874       z0   = - kRB26s2BellowUndL/2.+ kRB26s2ConnectionPlieR;
1875       voRB26s2Bellow->AddNode(voRB26s2WiggleL, 1, new TGeoTranslation(0., 0., z0));
1876       z0  +=  kRB26s2ConnectionPlieR;
1877       zsh  = 4. *  kRB26s2PlieR -  2. * kRB26s2PlieThickness;
1878       for (Int_t iw = 0; iw < kRB26s2NumberOfPlies; iw++) {
1879           Float_t zpos =  z0 + iw * zsh;        
1880           voRB26s2Bellow->AddNode(voRB26s2Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s2PlieThickness));  
1881       }
1882
1883       voRB26s2Compensator->AddNode(voRB26s2Bellow, 1,  new TGeoTranslation(0., 0., 2. * kRB26s2WeldingTubeLeftL + kRB26s2BellowUndL/2.));
1884       
1885 //
1886 // [Pos 2] Left Welding Tube
1887 //      
1888       TGeoTube* shRB26s2CompLeftTube = new TGeoTube(kRB26s2CompTubeInnerR, kRB26s2CompTubeOuterR, kRB26s2WeldingTubeLeftL);
1889       TGeoVolume* voRB26s2CompLeftTube = new TGeoVolume("RB26s2CompLeftTube", shRB26s2CompLeftTube, kMedSteel);
1890       voRB26s2Compensator->AddNode(voRB26s2CompLeftTube, 1,  new TGeoTranslation(0., 0., kRB26s2WeldingTubeLeftL));
1891 //
1892 // [Pos 3] Right Welding Tube
1893 //      
1894       TGeoTube* shRB26s2CompRightTube = new TGeoTube(kRB26s2CompTubeInnerR, kRB26s2CompTubeOuterR, kRB26s2WeldingTubeRightL);
1895       TGeoVolume* voRB26s2CompRightTube = new TGeoVolume("RB26s2CompRightTube", shRB26s2CompRightTube, kMedSteel);
1896       voRB26s2Compensator->AddNode(voRB26s2CompRightTube,  1, new TGeoTranslation(0., 0.,  kRB26s2CompL - kRB26s2WeldingTubeRightL));
1897 //
1898 // [Pos 4] Ring
1899 //      
1900       TGeoTube* shRB26s2CompRing = new TGeoTube(kRB26s2CompTubeOuterR, kRB26s2RingOuterR, kRB26s2RingL);
1901       TGeoVolume* voRB26s2CompRing = new TGeoVolume("RB26s2CompRing", shRB26s2CompRing, kMedSteel);
1902       voRB26s2Compensator->AddNode(voRB26s2CompRing,  1, new TGeoTranslation(0., 0., kRB26s2RingZ + kRB26s2RingL));
1903
1904 //
1905 // [Pos 5] Outer Protecting Tube
1906 //      
1907       TGeoTube* shRB26s2CompProtTube = new TGeoTube(kRB26s2RingOuterR, kRB26s2ProtOuterR, kRB26s2ProtL);
1908       TGeoVolume* voRB26s2CompProtTube = new TGeoVolume("RB26s2CompProtTube", shRB26s2CompProtTube, kMedSteel);
1909       voRB26s2Compensator->AddNode(voRB26s2CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s2ProtZ + kRB26s2ProtL));
1910       
1911 ///////////////////////////////////
1912 //    Rotable Flange             //
1913 //    Drawing  LHCVFX_0016       //
1914 /////////////////////////////////// 
1915       const Float_t kRB26s1RFlangeTubeRi    = 5.84/2. ;  // Tube inner radius
1916       const Float_t kRB26s1RFlangeTubeRo    = 6.00/2. ;  // Tube outer radius
1917
1918 // Pos 1 Clamp Ring          LHCVFX__0015
1919       const Float_t kRB26s1RFlangeCrL       = 1.40     ; // Lenth of the clamp ring
1920       const Float_t kRB26s1RFlangeCrRi1     = 6.72/2.  ; // Ring inner radius section 1
1921       const Float_t kRB26s1RFlangeCrRi2     = 6.06/2.  ; // Ring inner radius section 2
1922       const Float_t kRB26s1RFlangeCrRo      = 8.60/2.  ; // Ring outer radius 
1923       const Float_t kRB26s1RFlangeCrD       = 0.800    ; // Width section 1
1924       
1925       TGeoPcon* shRB26s1RFlangeCr = new TGeoPcon(0., 360., 4);
1926       z0 = 0.;
1927       shRB26s1RFlangeCr->DefineSection(0, z0, kRB26s1RFlangeCrRi1, kRB26s1RFlangeCrRo);
1928       z0 += kRB26s1RFlangeCrD;
1929       shRB26s1RFlangeCr->DefineSection(1, z0, kRB26s1RFlangeCrRi1, kRB26s1RFlangeCrRo);
1930       shRB26s1RFlangeCr->DefineSection(2, z0, kRB26s1RFlangeCrRi2, kRB26s1RFlangeCrRo);      
1931       z0 = kRB26s1RFlangeCrL;
1932       shRB26s1RFlangeCr->DefineSection(3, z0, kRB26s1RFlangeCrRi2, kRB26s1RFlangeCrRo);
1933       TGeoVolume* voRB26s1RFlangeCr =  
1934           new TGeoVolume("RB26s1RFlangeCr", shRB26s1RFlangeCr, kMedSteel);
1935
1936 // Pos 2 Insert              LHCVFX__0015
1937       const Float_t kRB26s1RFlangeIsL       = 4.88     ; // Lenth of the insert
1938       const Float_t kRB26s1RFlangeIsR       = 6.70/2.  ; // Ring radius
1939       const Float_t kRB26s1RFlangeIsD       = 0.80     ; // Ring Width
1940
1941       TGeoPcon* shRB26s1RFlangeIs = new TGeoPcon(0., 360., 4);
1942       z0 = 0.;
1943       shRB26s1RFlangeIs->DefineSection(0, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeIsR);
1944       z0 += kRB26s1RFlangeIsD;
1945       shRB26s1RFlangeIs->DefineSection(1, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeIsR);
1946       shRB26s1RFlangeIs->DefineSection(2, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);      
1947       z0 = kRB26s1RFlangeIsL;
1948       shRB26s1RFlangeIs->DefineSection(3, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1949       TGeoVolume* voRB26s1RFlangeIs =  
1950           new TGeoVolume("RB26s1RFlangeIs", shRB26s1RFlangeIs, kMedSteel);
1951 // 4.88 + 3.7 = 8.58 (8.7 to avoid overlap)
1952 // Pos 3 Fixed Point Section LHCVC2A_0021
1953       const Float_t kRB26s1RFlangeFpL       = 5.88     ; // Length of the fixed point section (0.08 cm added for welding)
1954       const Float_t kRB26s1RFlangeFpZ       = 3.82     ; // Position of the ring
1955       const Float_t kRB26s1RFlangeFpD       = 0.59     ; // Width of the ring
1956       const Float_t kRB26s1RFlangeFpR       = 7.00/2.  ; // Radius of the ring
1957       
1958       TGeoPcon* shRB26s1RFlangeFp = new TGeoPcon(0., 360., 6);
1959       z0 = 0.;
1960       shRB26s1RFlangeFp->DefineSection(0, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1961       z0 += kRB26s1RFlangeFpZ;
1962       shRB26s1RFlangeFp->DefineSection(1, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);      
1963       shRB26s1RFlangeFp->DefineSection(2, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeFpR);           
1964       z0 += kRB26s1RFlangeFpD;
1965       shRB26s1RFlangeFp->DefineSection(3, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeFpR);           
1966       shRB26s1RFlangeFp->DefineSection(4, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1967       z0 = kRB26s1RFlangeFpL;
1968       shRB26s1RFlangeFp->DefineSection(5, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1969       TGeoVolume* voRB26s1RFlangeFp = new TGeoVolume("RB26s1RFlangeFp", shRB26s1RFlangeFp, kMedSteel);
1970              
1971 // Put everything in a mother volume
1972       TGeoPcon* shRB26s1RFlange = new TGeoPcon(0., 360., 8);
1973       z0 =  0.;
1974       shRB26s1RFlange->DefineSection(0, z0, 0., kRB26s1RFlangeCrRo);
1975       z0 += kRB26s1RFlangeCrL;
1976       shRB26s1RFlange->DefineSection(1, z0, 0., kRB26s1RFlangeCrRo);
1977       shRB26s1RFlange->DefineSection(2, z0, 0., kRB26s1RFlangeTubeRo);
1978       z0 = kRB26s1RFlangeIsL + kRB26s1RFlangeFpZ;
1979       shRB26s1RFlange->DefineSection(3, z0, 0., kRB26s1RFlangeTubeRo);      
1980       shRB26s1RFlange->DefineSection(4, z0, 0., kRB26s1RFlangeFpR);
1981       z0 += kRB26s1RFlangeFpD;
1982       shRB26s1RFlange->DefineSection(5, z0, 0., kRB26s1RFlangeFpR);               
1983       shRB26s1RFlange->DefineSection(6, z0, 0., kRB26s1RFlangeTubeRo);
1984       z0 = kRB26s1RFlangeIsL + kRB26s1RFlangeFpL;
1985       shRB26s1RFlange->DefineSection(7, z0, 0., kRB26s1RFlangeTubeRo);
1986       TGeoVolume* voRB26s1RFlange = new TGeoVolume("RB26s1RFlange", shRB26s1RFlange, kMedVac);
1987
1988       voRB26s1RFlange->AddNode(voRB26s1RFlangeIs, 1, gGeoIdentity);
1989       voRB26s1RFlange->AddNode(voRB26s1RFlangeCr, 1, gGeoIdentity);
1990       voRB26s1RFlange->AddNode(voRB26s1RFlangeFp, 1, new TGeoTranslation(0., 0., kRB26s1RFlangeIsL));
1991       
1992 ///////////////////////////////////
1993 //    Fixed Flange               //
1994 //    Drawing  LHCVFX_0006       //
1995 /////////////////////////////////// 
1996       const Float_t kRB26s2FFlangeL      =  2.13;    // Length of the flange
1997       const Float_t kRB26s2FFlangeD1     =  0.97;    // Length of section 1
1998       const Float_t kRB26s2FFlangeD2     =  0.29;    // Length of section 2                                                  
1999       const Float_t kRB26s2FFlangeD3     =  0.87;    // Length of section 3                                                        
2000       const Float_t kRB26s2FFlangeRo     = 17.15/2.; // Flange outer radius 
2001       const Float_t kRB26s2FFlangeRi1    = 12.30/2.; // Flange inner radius section 1
2002       const Float_t kRB26s2FFlangeRi2    = 12.00/2.; // Flange inner radius section 2
2003       const Float_t kRB26s2FFlangeRi3    = 12.30/2.; // Flange inner radius section 3
2004       z0 = 0;
2005       TGeoPcon* shRB26s2FFlange = new TGeoPcon(0., 360., 6);
2006       z0 = 0.;
2007       shRB26s2FFlange->DefineSection(0, z0, kRB26s2FFlangeRi1, kRB26s2FFlangeRo);
2008       z0 += kRB26s2FFlangeD1;
2009       shRB26s2FFlange->DefineSection(1, z0, kRB26s2FFlangeRi1, kRB26s2FFlangeRo);
2010       shRB26s2FFlange->DefineSection(2, z0, kRB26s2FFlangeRi2, kRB26s2FFlangeRo);
2011       z0 += kRB26s2FFlangeD2;
2012       shRB26s2FFlange->DefineSection(3, z0, kRB26s2FFlangeRi2, kRB26s2FFlangeRo);
2013       shRB26s2FFlange->DefineSection(4, z0, kRB26s2FFlangeRi3, kRB26s2FFlangeRo);
2014       z0 += kRB26s2FFlangeD3;
2015       shRB26s2FFlange->DefineSection(5, z0, kRB26s2FFlangeRi3, kRB26s2FFlangeRo);
2016       TGeoVolume* voRB26s2FFlange = new TGeoVolume("RB26s2FFlange", shRB26s2FFlange, kMedSteel);
2017
2018       TGeoVolume* voRB26s2FFlangeM = new TGeoVolume("RB26s2FFlangeM", MakeMotherFromTemplate(shRB26s2FFlange, 2, 5), kMedVac);
2019       voRB26s2FFlangeM->AddNode(voRB26s2FFlange, 1, gGeoIdentity);
2020       
2021       
2022
2023 ////////////////////////////////////////
2024 //                                    //
2025 //    RB26/3                          //  
2026 //    Drawing LHCV2a_0048             //
2027 //    Drawing LHCV2a_0002             //
2028 ////////////////////////////////////////    
2029 //
2030 //    Pos 1 Vacuum Tubes      LHCVC2A__0003
2031 //    Pos 2 Fixed Point       LHCVFX___0005
2032 //    Pos 3 Split Flange      LHCVFX___0007
2033 //    Pos 4 Fixed Flange      LHCVFX___0004
2034 //    Pos 5 Axial Compensator LHCVC2A__0065
2035 //
2036 //
2037 //
2038 //
2039 ///////////////////////////////////
2040 //    Vacuum Tube                //
2041 //    Drawing  LHCVC2A_0003      //
2042 /////////////////////////////////// 
2043       const Float_t kRB26s3TubeL  = 629.35 + 0.3; // 0.3 cm added for welding
2044       const Float_t kRB26s3TubeR1 =  12./2.;
2045       const Float_t kRB26s3TubeR2 =  kRB26s3TubeR1 + 215.8 * TMath::Tan(0.829 / 180. * TMath::Pi());
2046       
2047       
2048       TGeoPcon* shRB26s3Tube = new TGeoPcon(0., 360., 7);
2049       // Section 1: straight section
2050       shRB26s3Tube->DefineSection(0,   0.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.15);
2051       shRB26s3Tube->DefineSection(1,   2.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.15);      
2052       // Section 2: 0.829 deg opening cone
2053       shRB26s3Tube->DefineSection(2,   2.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.20);
2054       
2055       shRB26s3Tube->DefineSection(3, 217.80, kRB26s3TubeR2, kRB26s3TubeR2 + 0.20);
2056       shRB26s3Tube->DefineSection(4, 217.80, kRB26s3TubeR2, kRB26s3TubeR2 + 0.30);      
2057
2058       shRB26s3Tube->DefineSection(5, 622.20,       30.00/2., 30.60/2.);      
2059       shRB26s3Tube->DefineSection(6, kRB26s3TubeL, 30.00/2., 30.60/2.); 
2060
2061       TGeoVolume* voRB26s3Tube = new TGeoVolume("RB26s3Tube", shRB26s3Tube, kMedSteel);
2062 //    Add the insulation layer
2063       TGeoVolume* voRB26s3TubeIns = new TGeoVolume("RB26s3TubeIns", MakeInsulationFromTemplate(shRB26s3Tube), kMedInsu); 
2064       voRB26s3Tube->AddNode(voRB26s3TubeIns, 1, gGeoIdentity);
2065
2066       TGeoVolume* voRB26s3TubeM  = new TGeoVolume("RB26s3TubeM", MakeMotherFromTemplate(shRB26s3Tube), kMedVac);
2067       voRB26s3TubeM->AddNode(voRB26s3Tube, 1, gGeoIdentity);
2068
2069       
2070
2071 ///////////////////////////////////
2072 //    Fixed Point                //
2073 //    Drawing  LHCVFX_0005       //
2074 /////////////////////////////////// 
2075       const Float_t kRB26s3FixedPointL       = 16.37     ; // Length of the fixed point section (0.3 cm added for welding)
2076       const Float_t kRB26s3FixedPointZ       =  9.72     ; // Position of the ring (0.15 cm added for welding)
2077       const Float_t kRB26s3FixedPointD       =  0.595    ; // Width of the ring
2078       const Float_t kRB26s3FixedPointR       = 13.30/2.  ; // Radius of the ring
2079       const Float_t kRB26s3FixedPointRi      = 12.00/2.  ; // Inner radius of the tube
2080       const Float_t kRB26s3FixedPointRo1     = 12.30/2.  ; // Outer radius of the tube (in)
2081       const Float_t kRB26s3FixedPointRo2     = 12.40/2.  ; // Outer radius of the tube (out)
2082       const Float_t kRB26s3FixedPointDs      =  1.5      ; // Width of straight section behind ring
2083       const Float_t kRB26s3FixedPointDc      =  3.15     ; // Width of conical  section behind ring (0.15 cm added for welding)      
2084       
2085       TGeoPcon* shRB26s3FixedPoint = new TGeoPcon(0., 360., 8);
2086       z0 = 0.;
2087       shRB26s3FixedPoint->DefineSection(0, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2088       z0 += kRB26s3FixedPointZ;
2089       shRB26s3FixedPoint->DefineSection(1, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);      
2090       shRB26s3FixedPoint->DefineSection(2, z0, kRB26s3FixedPointRi, kRB26s3FixedPointR);          
2091       z0 += kRB26s3FixedPointD;
2092       shRB26s3FixedPoint->DefineSection(3, z0, kRB26s3FixedPointRi, kRB26s3FixedPointR);          
2093       shRB26s3FixedPoint->DefineSection(4, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2094       z0 += kRB26s3FixedPointDs;
2095       shRB26s3FixedPoint->DefineSection(5, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2096       z0 += kRB26s3FixedPointDc;
2097       shRB26s3FixedPoint->DefineSection(6, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo2);
2098       z0 = kRB26s3FixedPointL;
2099       shRB26s3FixedPoint->DefineSection(7, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo2);
2100       TGeoVolume* voRB26s3FixedPoint = new TGeoVolume("RB26s3FixedPoint", shRB26s3FixedPoint, kMedSteel);
2101
2102       TGeoVolume* voRB26s3FixedPointM = new TGeoVolume("RB26s3FixedPointM", MakeMotherFromTemplate(shRB26s3FixedPoint), kMedVac);
2103       voRB26s3FixedPointM->AddNode(voRB26s3FixedPoint, 1, gGeoIdentity);
2104       
2105 ///////////////////////////////////
2106 //    Split Flange               //
2107 //    Drawing  LHCVFX_0005       //
2108 /////////////////////////////////// 
2109       const Float_t kRB26s3SFlangeL      =  2.13;        // Length of the flange
2110       const Float_t kRB26s3SFlangeD1     =  0.57;        // Length of section 1
2111       const Float_t kRB26s3SFlangeD2     =  0.36;        // Length of section 2                                              
2112       const Float_t kRB26s3SFlangeD3     =  0.50 + 0.70; // Length of section 3                                                    
2113       const Float_t kRB26s3SFlangeRo     = 17.15/2.;     // Flange outer radius 
2114       const Float_t kRB26s3SFlangeRi1    = 12.30/2.;     // Flange inner radius section 1
2115       const Float_t kRB26s3SFlangeRi2    = 12.00/2.;     // Flange inner radius section 2
2116       const Float_t kRB26s3SFlangeRi3    = 12.30/2.;     // Flange inner radius section 3
2117       z0 = 0;
2118       TGeoPcon* shRB26s3SFlange = new TGeoPcon(0., 360., 6);
2119       z0 = 0.;
2120       shRB26s3SFlange->DefineSection(0, z0, kRB26s3SFlangeRi1, kRB26s3SFlangeRo);
2121       z0 += kRB26s3SFlangeD1;
2122       shRB26s3SFlange->DefineSection(1, z0, kRB26s3SFlangeRi1, kRB26s3SFlangeRo);
2123       shRB26s3SFlange->DefineSection(2, z0, kRB26s3SFlangeRi2, kRB26s3SFlangeRo);
2124       z0 += kRB26s3SFlangeD2;
2125       shRB26s3SFlange->DefineSection(3, z0, kRB26s3SFlangeRi2, kRB26s3SFlangeRo);
2126       shRB26s3SFlange->DefineSection(4, z0, kRB26s3SFlangeRi3, kRB26s3SFlangeRo);
2127       z0 += kRB26s3SFlangeD3;
2128       shRB26s3SFlange->DefineSection(5, z0, kRB26s3SFlangeRi3, kRB26s3SFlangeRo);
2129       TGeoVolume* voRB26s3SFlange = new TGeoVolume("RB26s3SFlange", shRB26s3SFlange, kMedSteel);
2130
2131       TGeoVolume* voRB26s3SFlangeM = new TGeoVolume("RB26s3SFlangeM", MakeMotherFromTemplate(shRB26s3SFlange, 0, 3), kMedVac);
2132       voRB26s3SFlangeM->AddNode(voRB26s3SFlange, 1, gGeoIdentity);
2133         
2134 ///////////////////////////////////
2135 //    RB26/3   Fixed Flange      //
2136 //    Drawing  LHCVFX___0004     //
2137 /////////////////////////////////// 
2138       const Float_t kRB26s3FFlangeL      =  2.99;    // Length of the flange
2139       const Float_t kRB26s3FFlangeD1     =  1.72;    // Length of section 1
2140       const Float_t kRB26s3FFlangeD2     =  0.30;    // Length of section 2                                                  
2141       const Float_t kRB26s3FFlangeD3     =  0.97;    // Length of section 3                                                        
2142       const Float_t kRB26s3FFlangeRo     = 36.20/2.; // Flange outer radius 
2143       const Float_t kRB26s3FFlangeRi1    = 30.60/2.; // Flange inner radius section 1
2144       const Float_t kRB26s3FFlangeRi2    = 30.00/2.; // Flange inner radius section 2
2145       const Float_t kRB26s3FFlangeRi3    = 30.60/2.; // Flange inner radius section 3
2146       z0 = 0;
2147       TGeoPcon* shRB26s3FFlange = new TGeoPcon(0., 360., 6);
2148       z0 = 0.;
2149       shRB26s3FFlange->DefineSection(0, z0, kRB26s3FFlangeRi1, kRB26s3FFlangeRo);
2150       z0 += kRB26s3FFlangeD1;
2151       shRB26s3FFlange->DefineSection(1, z0, kRB26s3FFlangeRi1, kRB26s3FFlangeRo);
2152       shRB26s3FFlange->DefineSection(2, z0, kRB26s3FFlangeRi2, kRB26s3FFlangeRo);
2153       z0 += kRB26s3FFlangeD2;
2154       shRB26s3FFlange->DefineSection(3, z0, kRB26s3FFlangeRi2, kRB26s3FFlangeRo);
2155       shRB26s3FFlange->DefineSection(4, z0, kRB26s3FFlangeRi3, kRB26s3FFlangeRo);
2156       z0 += kRB26s3FFlangeD3;
2157       shRB26s3FFlange->DefineSection(5, z0, kRB26s3FFlangeRi3, kRB26s3FFlangeRo);
2158       TGeoVolume* voRB26s3FFlange = new TGeoVolume("RB26s3FFlange", shRB26s3FFlange, kMedSteel);
2159       
2160       TGeoVolume* voRB26s3FFlangeM = new TGeoVolume("RB26s3FFlangeM", MakeMotherFromTemplate(shRB26s3FFlange, 2, 5), kMedVac);
2161       voRB26s3FFlangeM->AddNode(voRB26s3FFlange, 1, gGeoIdentity);
2162             
2163
2164
2165 ///////////////////////////////////
2166 //    RB26/3   Axial Compensator //
2167 //    Drawing  LHCVC2a_0065      //
2168 /////////////////////////////////// 
2169       const Float_t kRB26s3CompL              = 42.0;     // Length of the compensator (0.3 cm added for welding)
2170       const Float_t kRB26s3BellowRo           = 34.00/2.; // Bellow outer radius        [Pos 1]
2171       const Float_t kRB26s3BellowRi           = 30.10/2.; // Bellow inner radius        [Pos 1] 
2172       const Int_t   kRB26s3NumberOfPlies      = 13;       // Number of plies            [Pos 1] 
2173       const Float_t kRB26s3BellowUndL         = 17.70;    // Length of undulated region [Pos 1] 
2174       const Float_t kRB26s3PlieThickness      =  0.06;    // Plie thickness             [Pos 1]
2175       const Float_t kRB26s3ConnectionPlieR    =  0.21;    // Connection plie radius     [Pos 1] 
2176 //  Plie radius
2177       const Float_t kRB26s3PlieR = 
2178         (kRB26s3BellowUndL - 4. *  kRB26s3ConnectionPlieR + 2. * kRB26s3PlieThickness + 
2179          (2. *  kRB26s3NumberOfPlies - 2.) * kRB26s3PlieThickness) / (4. * kRB26s3NumberOfPlies - 2.);
2180
2181       //
2182       // The welding tubes have 3 sections with different radii and 2 transition regions.
2183       // Section 1: connection to the outside
2184       // Section 2: commection to the bellow
2185       // Section 3: between 1 and 2
2186       const Float_t kRB26s3CompTubeInnerR1    = 30.0/2.;  // Outer Connection tubes inner radius     [Pos 4 + 3]
2187       const Float_t kRB26s3CompTubeOuterR1    = 30.6/2.;  // Outer Connection tubes outer radius     [Pos 4 + 3]
2188       const Float_t kRB26s3CompTubeInnerR2    = 29.4/2.;  // Connection tubes inner radius           [Pos 4 + 3]
2189       const Float_t kRB26s3CompTubeOuterR2    = 30.0/2.;  // Connection tubes outer radius           [Pos 4 + 3]
2190       const Float_t kRB26s3CompTubeInnerR3    = 30.6/2.;  // Connection tubes inner radius at bellow [Pos 4 + 3]
2191       const Float_t kRB26s3CompTubeOuterR3    = 32.2/2.;  // Connection tubes outer radius at bellow [Pos 4 + 3]
2192  
2193       const Float_t kRB26s3WeldingTubeLeftL1  =  2.0;     // Left connection tube length             [Pos 4]
2194       const Float_t kRB26s3WeldingTubeLeftL2  =  3.4;     // Left connection tube length             [Pos 4]
2195       const Float_t kRB26s3WeldingTubeLeftL   =  7.0;     // Left connection tube total length       [Pos 4]
2196       const Float_t kRB26s3WeldingTubeRightL1 =  2.3;     // Right connection tube length            [Pos 3] (0.3 cm added for welding)
2197       const Float_t kRB26s3WeldingTubeRightL2 = 13.4;     // Right connection tube length            [Pos 3]
2198
2199       const Float_t kRB26s3WeldingTubeT1      =  0.6;     // Length of first r-transition            [Pos 4 + 3]
2200       const Float_t kRB26s3WeldingTubeT2      =  1.0;     // Length of 2nd   r-transition            [Pos 4 + 3]       
2201
2202       
2203       
2204       const Float_t kRB26s3RingOuterR         = 36.1/2.;  // Ring inner radius                       [Pos 4]
2205       const Float_t kRB26s3RingL              =  0.8/2.;  // Ring half length                        [Pos 4]
2206       const Float_t kRB26s3RingZ              =  3.7   ;  // Ring z-position                         [Pos 4]
2207       const Float_t kRB26s3ProtOuterR         = 36.2/2.;  // Protection tube outer radius            [Pos 2]
2208       const Float_t kRB26s3ProtL              = 27.0/2.;  // Protection tube half length             [Pos 2]
2209       const Float_t kRB26s3ProtZ              =  4.0   ;  // Protection tube z-position              [Pos 2]
2210    
2211       
2212 // Mother volume
2213 //
2214       TGeoPcon* shRB26s3Compensator  = new TGeoPcon(0., 360., 6);
2215       shRB26s3Compensator->DefineSection( 0,   0.0, 0., kRB26s3CompTubeOuterR1);
2216       shRB26s3Compensator->DefineSection( 1,   kRB26s3RingZ, 0., kRB26s3CompTubeOuterR1);      
2217       shRB26s3Compensator->DefineSection( 2,   kRB26s3RingZ, 0., kRB26s3ProtOuterR);      
2218       shRB26s3Compensator->DefineSection( 3,   kRB26s3ProtZ + 2. * kRB26s3ProtL, 0., kRB26s3ProtOuterR);            
2219       shRB26s3Compensator->DefineSection( 4,   kRB26s3ProtZ + 2. * kRB26s3ProtL, 0., kRB26s3CompTubeOuterR1);
2220       shRB26s3Compensator->DefineSection( 5,   kRB26s3CompL                    , 0., kRB26s3CompTubeOuterR1);            
2221       TGeoVolume* voRB26s3Compensator  =  
2222           new TGeoVolume("RB26s3Compensator", shRB26s3Compensator, kMedVac);
2223             
2224 //
2225 // [Pos 1] Bellow
2226 //      
2227 //
2228       TGeoVolume* voRB26s3Bellow = new TGeoVolume("RB26s3Bellow", 
2229                                                   new TGeoTube(kRB26s3BellowRi, kRB26s3BellowRo, kRB26s3BellowUndL/2.), kMedVac);
2230 //      
2231 //  Upper part of the undulation
2232 //
2233       TGeoTorus* shRB26s3PlieTorusU  =  new TGeoTorus(kRB26s3BellowRo - kRB26s3PlieR, kRB26s3PlieR - kRB26s3PlieThickness, kRB26s3PlieR);
2234       shRB26s3PlieTorusU->SetName("RB26s3TorusU");
2235       TGeoTube*  shRB26s3PlieTubeU   =  new TGeoTube (kRB26s3BellowRo - kRB26s3PlieR, kRB26s3BellowRo, kRB26s3PlieR);
2236       shRB26s3PlieTubeU->SetName("RB26s3TubeU");
2237       TGeoCompositeShape*  shRB26s3UpperPlie = new TGeoCompositeShape("RB26s3UpperPlie", "RB26s3TorusU*RB26s3TubeU");
2238  
2239       TGeoVolume* voRB26s3WiggleU = new TGeoVolume("RB26s3UpperPlie", shRB26s3UpperPlie, kMedSteel);
2240 //
2241 // Lower part of the undulation
2242       TGeoTorus* shRB26s3PlieTorusL =  new TGeoTorus(kRB26s3BellowRi + kRB26s3PlieR, kRB26s3PlieR - kRB26s3PlieThickness, kRB26s3PlieR);
2243       shRB26s3PlieTorusL->SetName("RB26s3TorusL");
2244       TGeoTube*  shRB26s3PlieTubeL   =  new TGeoTube (kRB26s3BellowRi, kRB26s3BellowRi + kRB26s3PlieR, kRB26s3PlieR);
2245       shRB26s3PlieTubeL->SetName("RB26s3TubeL");
2246       TGeoCompositeShape*  shRB26s3LowerPlie = new TGeoCompositeShape("RB26s3LowerPlie", "RB26s3TorusL*RB26s3TubeL");
2247       
2248       TGeoVolume* voRB26s3WiggleL = new TGeoVolume("RB26s3LowerPlie", shRB26s3LowerPlie, kMedSteel); 
2249
2250 //
2251 // Connection between upper and lower part of undulation
2252       TGeoVolume* voRB26s3WiggleC1 = new TGeoVolume("RB26s3PlieConn1",  
2253                                                     new TGeoTube(kRB26s3BellowRi + kRB26s3PlieR, 
2254                                                                  kRB26s3BellowRo - kRB26s3PlieR, kRB26s3PlieThickness / 2.), kMedSteel);
2255 //
2256 // One wiggle
2257       TGeoVolumeAssembly* voRB26s3Wiggle = new TGeoVolumeAssembly("RB26s3Wiggle");
2258       z0 =  -  kRB26s3PlieThickness / 2.;
2259       voRB26s3Wiggle->AddNode(voRB26s3WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2260       z0 += kRB26s3PlieR -  kRB26s3PlieThickness / 2.;
2261       voRB26s3Wiggle->AddNode(voRB26s3WiggleU,   1 , new TGeoTranslation(0., 0., z0));
2262       z0 += kRB26s3PlieR -  kRB26s3PlieThickness / 2.;
2263       voRB26s3Wiggle->AddNode(voRB26s3WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2264       z0 += kRB26s3PlieR -  kRB26s3PlieThickness;
2265       voRB26s3Wiggle->AddNode(voRB26s3WiggleL,  1 , new TGeoTranslation(0., 0., z0));
2266 // Positioning of the volumes
2267       z0   = - kRB26s3BellowUndL/2.+ kRB26s3ConnectionPlieR;
2268       voRB26s3Bellow->AddNode(voRB26s3WiggleL, 1, new TGeoTranslation(0., 0., z0));
2269       z0  +=  kRB26s3ConnectionPlieR;
2270       zsh  = 4. *  kRB26s3PlieR -  2. * kRB26s3PlieThickness;
2271       for (Int_t iw = 0; iw < kRB26s3NumberOfPlies; iw++) {
2272           Float_t zpos =  z0 + iw * zsh;        
2273           voRB26s3Bellow->AddNode(voRB26s3Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s3PlieThickness));  
2274       }
2275
2276       voRB26s3Compensator->AddNode(voRB26s3Bellow, 1,  new TGeoTranslation(0., 0., kRB26s3WeldingTubeLeftL + kRB26s3BellowUndL/2.));
2277
2278
2279 //
2280 // [Pos 2] Outer Protecting Tube
2281 //      
2282       TGeoTube* shRB26s3CompProtTube = new TGeoTube(kRB26s3RingOuterR, kRB26s3ProtOuterR, kRB26s3ProtL);
2283       TGeoVolume* voRB26s3CompProtTube =  
2284           new TGeoVolume("RB26s3CompProtTube", shRB26s3CompProtTube, kMedSteel);
2285       voRB26s3Compensator->AddNode(voRB26s3CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s3ProtZ + kRB26s3ProtL));
2286       
2287
2288 //
2289 // [Pos 3] Right Welding Tube
2290 //      
2291       TGeoPcon* shRB26s3CompRightTube = new TGeoPcon(0., 360., 5);
2292       z0 = 0.;
2293       shRB26s3CompRightTube->DefineSection(0, z0,  kRB26s3CompTubeInnerR3, kRB26s3CompTubeOuterR3);
2294       z0 += kRB26s3WeldingTubeT2;
2295       shRB26s3CompRightTube->DefineSection(1, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2296       z0 += kRB26s3WeldingTubeRightL2;
2297       shRB26s3CompRightTube->DefineSection(2, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2298       z0 += kRB26s3WeldingTubeT1;
2299       shRB26s3CompRightTube->DefineSection(3, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2300       z0 += kRB26s3WeldingTubeRightL1;
2301       shRB26s3CompRightTube->DefineSection(4, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2302       
2303       TGeoVolume* voRB26s3CompRightTube =  
2304           new TGeoVolume("RB26s3CompRightTube", shRB26s3CompRightTube, kMedSteel);
2305       voRB26s3Compensator->AddNode(voRB26s3CompRightTube,  1, new TGeoTranslation(0., 0.,  kRB26s3CompL - z0));
2306
2307 //
2308 // [Pos 4] Left Welding Tube
2309 //      
2310       TGeoPcon* shRB26s3CompLeftTube = new TGeoPcon(0., 360., 5);
2311       z0 = 0.;
2312       shRB26s3CompLeftTube->DefineSection(0, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2313       z0 += kRB26s3WeldingTubeLeftL1;
2314       shRB26s3CompLeftTube->DefineSection(1, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2315       z0 += kRB26s3WeldingTubeT1;
2316       shRB26s3CompLeftTube->DefineSection(2, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2317       z0 += kRB26s3WeldingTubeLeftL2;
2318       shRB26s3CompLeftTube->DefineSection(3, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2319       z0 += kRB26s3WeldingTubeT2;
2320       shRB26s3CompLeftTube->DefineSection(4, z0,  kRB26s3CompTubeInnerR3, kRB26s3CompTubeOuterR3);
2321
2322       TGeoVolume* voRB26s3CompLeftTube =  
2323           new TGeoVolume("RB26s3CompLeftTube", shRB26s3CompLeftTube, kMedSteel);
2324       voRB26s3Compensator->AddNode(voRB26s3CompLeftTube, 1,  gGeoIdentity);
2325 //
2326 // [Pos 5] Ring
2327 //      
2328       TGeoTube* shRB26s3CompRing = new TGeoTube(kRB26s3CompTubeOuterR2, kRB26s3RingOuterR, kRB26s3RingL);
2329       TGeoVolume* voRB26s3CompRing =  
2330           new TGeoVolume("RB26s3CompRing", shRB26s3CompRing, kMedSteel);
2331       voRB26s3Compensator->AddNode(voRB26s3CompRing,  1, new TGeoTranslation(0., 0., kRB26s3RingZ + kRB26s3RingL));
2332
2333
2334
2335 ///////////////////////////////////////////
2336 //                                       //
2337 //    RB26/4-5                           //  
2338 //    Drawing LHCV2a_0012 [as installed] //
2339 ////////////////////////////////////////////
2340 //    Pos1 Vacuum Tubes        LHCVC2A__0014
2341 //    Pos2 Compensator         LHCVC2A__0066
2342 //    Pos3 Fixed Point Section LHCVC2A__0016
2343 //    Pos4 Split Flange        LHCVFX___0005
2344 //    Pos5 RotableFlange       LHCVFX___0009
2345 ////////////////////////////////////////////
2346
2347 ///////////////////////////////////
2348 //    RB26/4-5 Vacuum Tubes      //
2349 //    Drawing  LHCVC2a_0014      //
2350 /////////////////////////////////// 
2351       const Float_t kRB26s45TubeL = 593.12 + 0.3; // 0.3 cm added for welding
2352       
2353       TGeoPcon* shRB26s45Tube = new TGeoPcon(0., 360., 11);
2354       // Section 1: straight section
2355       shRB26s45Tube->DefineSection( 0,   0.00, 30.00/2., 30.60/2.);
2356       shRB26s45Tube->DefineSection( 1,   1.20, 30.00/2., 30.60/2.);
2357       shRB26s45Tube->DefineSection( 2,   1.20, 30.00/2., 30.80/2.);
2358       shRB26s45Tube->DefineSection( 3,  25.10, 30.00/2., 30.80/2.);      
2359       // Section 2: 0.932 deg opening cone
2360       shRB26s45Tube->DefineSection( 4, 486.10, 45.00/2., 45.80/2.);      
2361       // Section 3: straight section 4 mm 
2362       shRB26s45Tube->DefineSection( 5, 512.10, 45.00/2., 45.80/2.);
2363       // Section 4: straight section 3 mm
2364       shRB26s45Tube->DefineSection( 6, 512.10, 45.00/2., 45.60/2.);
2365       shRB26s45Tube->DefineSection( 7, 527.70, 45.00/2., 45.60/2.);
2366       // Section 4: closing cone 
2367       shRB26s45Tube->DefineSection( 8, 591.30, 10.00/2., 10.60/2.);      
2368       shRB26s45Tube->DefineSection( 9, 591.89, 10.00/2., 10.30/2.);      
2369
2370       shRB26s45Tube->DefineSection(10, kRB26s45TubeL, 10.00/2., 10.30/2.);      
2371       TGeoVolume* voRB26s45Tube  =  
2372           new TGeoVolume("RB26s45Tube", shRB26s45Tube, kMedSteel);
2373
2374       TGeoVolume* voRB26s45TubeM  = new TGeoVolume("RB26s45TubeM", MakeMotherFromTemplate(shRB26s45Tube), kMedVac);
2375       voRB26s45TubeM->AddNode(voRB26s45Tube, 1, gGeoIdentity);
2376             
2377       
2378
2379 ///////////////////////////////////
2380 //    RB26/5   Axial Compensator //
2381 //    Drawing  LHCVC2a_0066      //
2382 /////////////////////////////////// 
2383       const Float_t kRB26s5CompL             = 27.60;    // Length of the compensator (0.30 cm added for welding)
2384       const Float_t kRB26s5BellowRo          = 12.48/2.; // Bellow outer radius        [Pos 1]
2385       const Float_t kRB26s5BellowRi          = 10.32/2.; // Bellow inner radius        [Pos 1] 
2386       const Int_t   kRB26s5NumberOfPlies     = 15;       // Number of plies            [Pos 1] 
2387       const Float_t kRB26s5BellowUndL        = 10.50;    // Length of undulated region [Pos 1] 
2388       const Float_t kRB26s5PlieThickness     =  0.025;   // Plie thickness             [Pos 1]
2389       const Float_t kRB26s5ConnectionPlieR   =  0.21;    // Connection plie radius     [Pos 1] 
2390       const Float_t kRB26s5ConnectionR       = 11.2/2.;  // Bellow connection radius   [Pos 1] 
2391 //  Plie radius
2392       const Float_t kRB26s5PlieR = 
2393         (kRB26s5BellowUndL - 4. *  kRB26s5ConnectionPlieR + 2. * kRB26s5PlieThickness + 
2394          (2. *  kRB26s5NumberOfPlies - 2.) * kRB26s5PlieThickness) / (4. * kRB26s5NumberOfPlies - 2.);
2395       const Float_t kRB26s5CompTubeInnerR    = 10.00/2.;  // Connection tubes inner radius     [Pos 2 + 3]
2396       const Float_t kRB26s5CompTubeOuterR    = 10.30/2.;  // Connection tubes outer radius     [Pos 2 + 3]
2397       const Float_t kRB26s5WeldingTubeLeftL  =  3.70/2.;  // Left connection tube half length  [Pos 2]
2398       const Float_t kRB26s5WeldingTubeRightL = 13.40/2.;  // Right connection tube half length [Pos 3]   (0.3 cm added for welding)
2399       const Float_t kRB26s5RingInnerR        = 11.2/2.;   // Ring inner radius                 [Pos 4]
2400       const Float_t kRB26s5RingOuterR        = 16.0/2.;   // Ring inner radius                 [Pos 4]
2401       const Float_t kRB26s5RingL             =  0.4/2.;   // Ring half length                  [Pos 4]
2402       const Float_t kRB26s5RingZ             = 14.97;     // Ring z-position                   [Pos 4]
2403       const Float_t kRB26s5ProtOuterR        = 16.2/2.;   // Protection tube outer radius      [Pos 5]
2404       const Float_t kRB26s5ProtL             = 13.0/2.;   // Protection tube half length       [Pos 5]
2405       const Float_t kRB26s5ProtZ             =  2.17;     // Protection tube z-position        [Pos 5]
2406       const Float_t kRB26s5DetailZR          = 11.3/2.;   // Detail Z max radius
2407       
2408       
2409 // Mother volume
2410 //
2411       TGeoPcon* shRB26s5Compensator  = new TGeoPcon(0., 360., 8);
2412       shRB26s5Compensator->DefineSection( 0,   0.0,                                                  0., kRB26s5CompTubeOuterR);
2413       shRB26s5Compensator->DefineSection( 1,   kRB26s5ProtZ,                                         0., kRB26s5CompTubeOuterR);      
2414       shRB26s5Compensator->DefineSection( 2,   kRB26s5ProtZ,                                         0., kRB26s5ProtOuterR);
2415       shRB26s5Compensator->DefineSection( 3,   kRB26s5ProtZ + 2. * kRB26s5ProtL + 2. * kRB26s5RingL, 0., kRB26s5ProtOuterR);      
2416       shRB26s5Compensator->DefineSection( 4,   kRB26s5ProtZ + 2. * kRB26s5ProtL + 2. * kRB26s5RingL, 0., kRB26s5DetailZR);
2417       shRB26s5Compensator->DefineSection( 5,   kRB26s5CompL - 8.,                                    0., kRB26s5DetailZR);
2418       shRB26s5Compensator->DefineSection( 6,   kRB26s5CompL - 8.,                                    0., kRB26s5CompTubeOuterR);            
2419       shRB26s5Compensator->DefineSection( 7,   kRB26s5CompL,                                         0., kRB26s5CompTubeOuterR);            
2420       TGeoVolume* voRB26s5Compensator  = new TGeoVolume("RB26s5Compensator", shRB26s5Compensator, kMedVac);
2421             
2422 //
2423 // [Pos 1] Bellow
2424 //      
2425 //
2426       TGeoVolume* voRB26s5Bellow = new TGeoVolume("RB26s5Bellow", 
2427                                                   new TGeoTube(kRB26s5BellowRi, kRB26s5BellowRo, kRB26s5BellowUndL/2.), kMedVac);
2428 //      
2429 //  Upper part of the undulation
2430 //
2431       TGeoTorus* shRB26s5PlieTorusU  =  new TGeoTorus(kRB26s5BellowRo - kRB26s5PlieR, kRB26s5PlieR - kRB26s5PlieThickness, kRB26s5PlieR);
2432       shRB26s5PlieTorusU->SetName("RB26s5TorusU");
2433       TGeoTube*  shRB26s5PlieTubeU   =  new TGeoTube (kRB26s5BellowRo - kRB26s5PlieR, kRB26s5BellowRo, kRB26s5PlieR);
2434       shRB26s5PlieTubeU->SetName("RB26s5TubeU");
2435       TGeoCompositeShape*  shRB26s5UpperPlie = new TGeoCompositeShape("RB26s5UpperPlie", "RB26s5TorusU*RB26s5TubeU");
2436  
2437       TGeoVolume* voRB26s5WiggleU = new TGeoVolume("RB26s5UpperPlie", shRB26s5UpperPlie, kMedSteel);
2438 //
2439 // Lower part of the undulation
2440       TGeoTorus* shRB26s5PlieTorusL =  new TGeoTorus(kRB26s5BellowRi + kRB26s5PlieR, kRB26s5PlieR - kRB26s5PlieThickness, kRB26s5PlieR);
2441       shRB26s5PlieTorusL->SetName("RB26s5TorusL");
2442       TGeoTube*  shRB26s5PlieTubeL   =  new TGeoTube (kRB26s5BellowRi, kRB26s5BellowRi + kRB26s5PlieR, kRB26s5PlieR);
2443       shRB26s5PlieTubeL->SetName("RB26s5TubeL");
2444       TGeoCompositeShape*  shRB26s5LowerPlie = new TGeoCompositeShape("RB26s5LowerPlie", "RB26s5TorusL*RB26s5TubeL");
2445       
2446       TGeoVolume* voRB26s5WiggleL = new TGeoVolume("RB26s5LowerPlie", shRB26s5LowerPlie, kMedSteel); 
2447
2448 //
2449 // Connection between upper and lower part of undulation
2450       TGeoVolume* voRB26s5WiggleC1 = new TGeoVolume("RB26s5PlieConn1",  
2451                                                     new TGeoTube(kRB26s5BellowRi + kRB26s5PlieR, 
2452                                                                  kRB26s5BellowRo - kRB26s5PlieR, kRB26s5PlieThickness / 2.), kMedSteel);
2453 //
2454 // One wiggle
2455       TGeoVolumeAssembly* voRB26s5Wiggle = new TGeoVolumeAssembly("RB26s5Wiggle");
2456       z0 =  -  kRB26s5PlieThickness / 2.;
2457       voRB26s5Wiggle->AddNode(voRB26s5WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2458       z0 += kRB26s5PlieR -  kRB26s5PlieThickness / 2.;
2459       voRB26s5Wiggle->AddNode(voRB26s5WiggleU,   1 , new TGeoTranslation(0., 0., z0));
2460       z0 += kRB26s5PlieR -  kRB26s5PlieThickness / 2.;
2461       voRB26s5Wiggle->AddNode(voRB26s5WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2462       z0 += kRB26s5PlieR -  kRB26s5PlieThickness;
2463       voRB26s5Wiggle->AddNode(voRB26s5WiggleL ,  1 , new TGeoTranslation(0., 0., z0));
2464 // Positioning of the volumes
2465       z0   = - kRB26s5BellowUndL/2.+ kRB26s5ConnectionPlieR;
2466       voRB26s5Bellow->AddNode(voRB26s5WiggleL, 1, new TGeoTranslation(0., 0., z0));
2467       z0  +=  kRB26s5ConnectionPlieR;
2468       zsh  = 4. *  kRB26s5PlieR -  2. * kRB26s5PlieThickness;
2469       for (Int_t iw = 0; iw < kRB26s5NumberOfPlies; iw++) {
2470           Float_t zpos =  z0 + iw * zsh;        
2471           voRB26s5Bellow->AddNode(voRB26s5Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s5PlieThickness));  
2472       }
2473
2474       voRB26s5Compensator->AddNode(voRB26s5Bellow, 1,  new TGeoTranslation(0., 0., 2. * kRB26s5WeldingTubeLeftL + kRB26s5BellowUndL/2.));
2475       
2476 //
2477 // [Pos 2] Left Welding Tube
2478 //      
2479       TGeoPcon* shRB26s5CompLeftTube = new TGeoPcon(0., 360., 3);
2480       z0 = 0;
2481       shRB26s5CompLeftTube->DefineSection(0, z0, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2482       z0 += 2 * kRB26s5WeldingTubeLeftL - ( kRB26s5ConnectionR - kRB26s5CompTubeOuterR);
2483       shRB26s5CompLeftTube->DefineSection(1, z0, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2484       z0 += ( kRB26s5ConnectionR - kRB26s5CompTubeOuterR);
2485       shRB26s5CompLeftTube->DefineSection(2, z0, kRB26s5ConnectionR - 0.15, kRB26s5ConnectionR);
2486       TGeoVolume* voRB26s5CompLeftTube = new TGeoVolume("RB26s5CompLeftTube", shRB26s5CompLeftTube, kMedSteel);
2487       voRB26s5Compensator->AddNode(voRB26s5CompLeftTube, 1,  gGeoIdentity);
2488 //
2489 // [Pos 3] Right Welding Tube
2490 //      
2491       TGeoPcon* shRB26s5CompRightTube = new TGeoPcon(0., 360., 11);
2492       // Detail Z
2493       shRB26s5CompRightTube->DefineSection( 0, 0.  , kRB26s5CompTubeInnerR + 0.22, 11.2/2.);
2494       shRB26s5CompRightTube->DefineSection( 1, 0.05, kRB26s5CompTubeInnerR + 0.18, 11.2/2.);
2495       shRB26s5CompRightTube->DefineSection( 2, 0.22, kRB26s5CompTubeInnerR       , 11.2/2. - 0.22);
2496       shRB26s5CompRightTube->DefineSection( 3, 0.44, kRB26s5CompTubeInnerR       , 11.2/2.);
2497       shRB26s5CompRightTube->DefineSection( 4, 1.70, kRB26s5CompTubeInnerR       , 11.2/2.);
2498       shRB26s5CompRightTube->DefineSection( 5, 2.10, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2499       shRB26s5CompRightTube->DefineSection( 6, 2.80, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2500       shRB26s5CompRightTube->DefineSection( 7, 2.80, kRB26s5CompTubeInnerR       , 11.3/2.);
2501       shRB26s5CompRightTube->DefineSection( 8, 3.40, kRB26s5CompTubeInnerR       , 11.3/2.);
2502       // Normal pipe
2503       shRB26s5CompRightTube->DefineSection( 9, 3.50, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2504       shRB26s5CompRightTube->DefineSection(10, 2. * kRB26s5WeldingTubeRightL, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2505       
2506       TGeoVolume* voRB26s5CompRightTube =  
2507           new TGeoVolume("RB26s5CompRightTube", shRB26s5CompRightTube, kMedSteel);
2508       voRB26s5Compensator->AddNode(voRB26s5CompRightTube,  1, 
2509                                    new TGeoTranslation(0., 0.,  kRB26s5CompL - 2. * kRB26s5WeldingTubeRightL));
2510 //
2511 // [Pos 4] Ring
2512 //      
2513       TGeoTube* shRB26s5CompRing = new TGeoTube(kRB26s5RingInnerR, kRB26s5RingOuterR, kRB26s5RingL);
2514       TGeoVolume* voRB26s5CompRing =  
2515           new TGeoVolume("RB26s5CompRing", shRB26s5CompRing, kMedSteel);
2516       voRB26s5Compensator->AddNode(voRB26s5CompRing,  1, new TGeoTranslation(0., 0., kRB26s5RingZ + kRB26s5RingL));
2517
2518 //
2519 // [Pos 5] Outer Protecting Tube
2520 //      
2521       TGeoTube* shRB26s5CompProtTube = new TGeoTube(kRB26s5RingOuterR, kRB26s5ProtOuterR, kRB26s5ProtL);
2522       TGeoVolume* voRB26s5CompProtTube =  
2523           new TGeoVolume("RB26s5CompProtTube", shRB26s5CompProtTube, kMedSteel);
2524       voRB26s5Compensator->AddNode(voRB26s5CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s5ProtZ + kRB26s5ProtL));
2525
2526 ///////////////////////////////////////
2527 //    RB26/4   Fixed Point Section   //
2528 //    Drawing  LHCVC2a_0016          //
2529 /////////////////////////////////////// 
2530       const Float_t kRB26s4TubeRi            =  30.30/2. ; // Tube inner radius  (0.3 cm added for welding)
2531       const Float_t kRB26s4TubeRo            =  30.60/2. ; // Tube outer radius      
2532       const Float_t kRB26s4FixedPointL       =  12.63    ; // Length of the fixed point section
2533       const Float_t kRB26s4FixedPointZ       =  10.53    ; // Position of the ring (0.15 added for welding)
2534       const Float_t kRB26s4FixedPointD       =   0.595   ; // Width of the ring
2535       const Float_t kRB26s4FixedPointR       =  31.60/2. ; // Radius of the ring
2536       
2537       TGeoPcon* shRB26s4FixedPoint = new TGeoPcon(0., 360., 6);
2538       z0 = 0.;
2539       shRB26s4FixedPoint->DefineSection(0, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2540       z0 += kRB26s4FixedPointZ;
2541       shRB26s4FixedPoint->DefineSection(1, z0, kRB26s4TubeRi, kRB26s4TubeRo);      
2542       shRB26s4FixedPoint->DefineSection(2, z0, kRB26s4TubeRi, kRB26s4FixedPointR);                
2543       z0 += kRB26s4FixedPointD;
2544       shRB26s4FixedPoint->DefineSection(3, z0, kRB26s4TubeRi, kRB26s4FixedPointR);                
2545       shRB26s4FixedPoint->DefineSection(4, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2546       z0 = kRB26s4FixedPointL;
2547       shRB26s4FixedPoint->DefineSection(5, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2548       TGeoVolume* voRB26s4FixedPoint = new TGeoVolume("RB26s4FixedPoint", shRB26s4FixedPoint, kMedSteel);
2549       
2550       TGeoVolume* voRB26s4FixedPointM = new TGeoVolume("RB26s4FixedPointM", MakeMotherFromTemplate(shRB26s4FixedPoint), kMedVac);
2551       voRB26s4FixedPointM->AddNode(voRB26s4FixedPoint, 1, gGeoIdentity);
2552             
2553
2554 ///////////////////////////////////////
2555 //    RB26/4   Split Flange          //
2556 //    Drawing  LHCVFX__0005          //
2557 /////////////////////////////////////// 
2558       const Float_t kRB26s4SFlangeL      =  2.99;        // Length of the flange
2559       const Float_t kRB26s4SFlangeD1     =  0.85;        // Length of section 1
2560       const Float_t kRB26s4SFlangeD2     =  0.36;        // Length of section 2                                              
2561       const Float_t kRB26s4SFlangeD3     =  0.73 + 1.05; // Length of section 3                                                    
2562       const Float_t kRB26s4SFlangeRo     = 36.20/2.;     // Flange outer radius 
2563       const Float_t kRB26s4SFlangeRi1    = 30.60/2.;     // Flange inner radius section 1
2564       const Float_t kRB26s4SFlangeRi2    = 30.00/2.;     // Flange inner radius section 2
2565       const Float_t kRB26s4SFlangeRi3    = 30.60/2.;     // Flange inner radius section 3
2566       z0 = 0;
2567       TGeoPcon* shRB26s4SFlange = new TGeoPcon(0., 360., 6);
2568       z0 = 0.;
2569       shRB26s4SFlange->DefineSection(0, z0, kRB26s4SFlangeRi1, kRB26s4SFlangeRo);
2570       z0 += kRB26s4SFlangeD1;
2571       shRB26s4SFlange->DefineSection(1, z0, kRB26s4SFlangeRi1, kRB26s4SFlangeRo);
2572       shRB26s4SFlange->DefineSection(2, z0, kRB26s4SFlangeRi2, kRB26s4SFlangeRo);
2573       z0 += kRB26s4SFlangeD2;
2574       shRB26s4SFlange->DefineSection(3, z0, kRB26s4SFlangeRi2, kRB26s4SFlangeRo);
2575       shRB26s4SFlange->DefineSection(4, z0, kRB26s4SFlangeRi3, kRB26s4SFlangeRo);
2576       z0 += kRB26s4SFlangeD3;
2577       shRB26s4SFlange->DefineSection(5, z0, kRB26s4SFlangeRi3, kRB26s4SFlangeRo);
2578       TGeoVolume* voRB26s4SFlange = new TGeoVolume("RB26s4SFlange", shRB26s4SFlange, kMedSteel);
2579
2580       TGeoVolume* voRB26s4SFlangeM = new TGeoVolume("RB26s4SFlangeM", MakeMotherFromTemplate(shRB26s4SFlange, 0, 3), kMedVac);
2581       voRB26s4SFlangeM->AddNode(voRB26s4SFlange, 1, gGeoIdentity);
2582       
2583 ///////////////////////////////////////
2584 //    RB26/5   Rotable Flange        //
2585 //    Drawing  LHCVFX__0009          //
2586 /////////////////////////////////////// 
2587       const Float_t kRB26s5RFlangeL      =  1.86;    // Length of the flange
2588       const Float_t kRB26s5RFlangeD1     =  0.61;    // Length of section 1
2589       const Float_t kRB26s5RFlangeD2     =  0.15;    // Length of section 2                                                  
2590       const Float_t kRB26s5RFlangeD3     =  0.60;    // Length of section 3                                                        
2591       const Float_t kRB26s5RFlangeD4     =  0.50;    // Length of section 4                                                        
2592       const Float_t kRB26s5RFlangeRo     = 15.20/2.; // Flange outer radius 
2593       const Float_t kRB26s5RFlangeRi1    = 10.30/2.; // Flange inner radius section 1
2594       const Float_t kRB26s5RFlangeRi2    = 10.00/2.; // Flange inner radius section 2
2595       const Float_t kRB26s5RFlangeRi3    = 10.30/2.; // Flange inner radius section 3
2596       const Float_t kRB26s5RFlangeRi4    = 10.50/2.; // Flange inner radius section 4
2597
2598       z0 = 0;
2599       TGeoPcon* shRB26s5RFlange = new TGeoPcon(0., 360., 8);
2600       z0 = 0.;
2601       shRB26s5RFlange->DefineSection(0, z0, kRB26s5RFlangeRi4, kRB26s5RFlangeRo);
2602       z0 += kRB26s5RFlangeD4;
2603       shRB26s5RFlange->DefineSection(1, z0, kRB26s5RFlangeRi4, kRB26s5RFlangeRo);
2604       shRB26s5RFlange->DefineSection(2, z0, kRB26s5RFlangeRi3, kRB26s5RFlangeRo);
2605       z0 += kRB26s5RFlangeD3;
2606       shRB26s5RFlange->DefineSection(3, z0, kRB26s5RFlangeRi3, kRB26s5RFlangeRo);
2607       shRB26s5RFlange->DefineSection(4, z0, kRB26s5RFlangeRi2, kRB26s5RFlangeRo);
2608       z0 += kRB26s5RFlangeD2;
2609       shRB26s5RFlange->DefineSection(5, z0, kRB26s5RFlangeRi2, kRB26s5RFlangeRo);
2610       shRB26s5RFlange->DefineSection(6, z0, kRB26s5RFlangeRi1, kRB26s5RFlangeRo);
2611       z0 += kRB26s5RFlangeD1;
2612       shRB26s5RFlange->DefineSection(7, z0, kRB26s5RFlangeRi1, kRB26s5RFlangeRo);
2613       TGeoVolume* voRB26s5RFlange = new TGeoVolume("RB26s5RFlange", shRB26s5RFlange, kMedSteel);
2614
2615       TGeoVolume* voRB26s5RFlangeM = new TGeoVolume("RB26s5RFlangeM", MakeMotherFromTemplate(shRB26s5RFlange, 4, 7), kMedVac);
2616       voRB26s5RFlangeM->AddNode(voRB26s5RFlange, 1, gGeoIdentity);
2617
2618 //      
2619 // Assemble RB26/1-2
2620 //
2621       TGeoVolumeAssembly* asRB26s12 = new TGeoVolumeAssembly("RB26s12"); 
2622       z0 = 0.;
2623       asRB26s12->AddNode(voRB26s1RFlange,       1, gGeoIdentity);
2624       z0 += kRB26s1RFlangeIsL + kRB26s1RFlangeFpL;
2625       asRB26s12->AddNode(voRB26s12TubeM,         1, new TGeoTranslation(0., 0., z0));
2626       z0 += kRB26s12TubeL;
2627       asRB26s12->AddNode(voRB26s2Compensator,   1, new TGeoTranslation(0., 0., z0));
2628       z0 += kRB26s2CompL;
2629       z0 -= kRB26s2FFlangeD1;
2630       asRB26s12->AddNode(voRB26s2FFlangeM,       1, new TGeoTranslation(0., 0., z0));
2631       z0 += kRB26s2FFlangeL;
2632       const Float_t kRB26s12L = z0;
2633
2634 //
2635 // Assemble RB26/3
2636 //
2637       TGeoVolumeAssembly* asRB26s3 = new TGeoVolumeAssembly("RB26s3"); 
2638       z0 = 0.;
2639       asRB26s3->AddNode(voRB26s3SFlangeM,      1, gGeoIdentity);
2640       z0 +=  kRB26s3SFlangeL;
2641       z0 -=  kRB26s3SFlangeD3;
2642       asRB26s3->AddNode(voRB26s3FixedPointM,   1, new TGeoTranslation(0., 0., z0));
2643       z0 += kRB26s3FixedPointL;
2644       asRB26s3->AddNode(voRB26s3TubeM,         1, new TGeoTranslation(0., 0., z0));
2645       z0 += kRB26s3TubeL;
2646       asRB26s3->AddNode(voRB26s3Compensator,   1, new TGeoTranslation(0., 0., z0));
2647       z0 += kRB26s3CompL;
2648       z0 -= kRB26s3FFlangeD1;
2649       asRB26s3->AddNode(voRB26s3FFlangeM,      1, new TGeoTranslation(0., 0., z0));
2650       z0 += kRB26s3FFlangeL;
2651       const Float_t kRB26s3L = z0;
2652       
2653
2654 //
2655 // Assemble RB26/4-5
2656 //
2657       TGeoVolumeAssembly* asRB26s45 = new TGeoVolumeAssembly("RB26s45"); 
2658       z0 = 0.;
2659       asRB26s45->AddNode(voRB26s4SFlangeM,       1, gGeoIdentity);
2660       z0 +=  kRB26s4SFlangeL;
2661       z0 -=  kRB26s4SFlangeD3;
2662       asRB26s45->AddNode(voRB26s4FixedPointM,    1, new TGeoTranslation(0., 0., z0));
2663       z0 += kRB26s4FixedPointL;
2664       asRB26s45->AddNode(voRB26s45TubeM,         1, new TGeoTranslation(0., 0., z0));
2665       z0 += kRB26s45TubeL;
2666       asRB26s45->AddNode(voRB26s5Compensator,    1, new TGeoTranslation(0., 0., z0));
2667       z0 += kRB26s5CompL;
2668       z0 -= kRB26s5RFlangeD3;
2669       z0 -= kRB26s5RFlangeD4;
2670       asRB26s45->AddNode(voRB26s5RFlangeM,       1, new TGeoTranslation(0., 0., z0));
2671       z0 += kRB26s5RFlangeL;
2672       const Float_t kRB26s45L = z0;
2673       
2674 //
2675 // Assemble RB26
2676 //
2677       TGeoVolumeAssembly* asRB26Pipe = new TGeoVolumeAssembly("RB26Pipe"); 
2678       z0 = 0.;
2679       asRB26Pipe->AddNode(asRB26s12,       1, new TGeoTranslation(0., 0., z0));
2680       z0 +=  kRB26s12L;
2681       asRB26Pipe->AddNode(asRB26s3,        1, new TGeoTranslation(0., 0., z0));
2682       z0 +=  kRB26s3L;
2683       asRB26Pipe->AddNode(asRB26s45,       1, new TGeoTranslation(0., 0., z0));
2684       z0 +=  kRB26s45L;
2685       top->AddNode(asRB26Pipe, 1, new TGeoCombiTrans(0., 0., -82., rot180));
2686 }
2687
2688
2689
2690 //___________________________________________
2691 void AliPIPEv3::CreateMaterials()
2692 {
2693   //
2694   // Define materials for beam pipe
2695   //
2696
2697   AliDebugClass(1,"Create PIPEv3 materials");
2698   Int_t   isxfld = gAlice->Field()->Integ();
2699   Float_t sxmgmx = gAlice->Field()->Max();
2700   // Steel (Inox)  
2701   Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
2702   Float_t zsteel[4] = { 26.,24.,28.,14. };
2703   Float_t wsteel[4] = { .715,.18,.1,.005 };
2704   // AlBe - alloy 
2705   Float_t aAlBe[2] = { 26.98, 9.01};
2706   Float_t zAlBe[2] = { 13.00, 4.00};
2707   Float_t wAlBe[2] = { 0.4, 0.6};
2708   //
2709   // Polyamid
2710   Float_t aPA[4] = {16., 14., 12.,  1.};
2711   Float_t zPA[4] = { 8.,  7.,  6.,  1.};
2712   Float_t wPA[4] = { 1.,  1.,  6., 11.};
2713   //
2714   // Air 
2715   //
2716   Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
2717   Float_t zAir[4]={6.,7.,8.,18.};
2718   Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
2719   Float_t dAir = 1.20479E-3;
2720   Float_t dAir1 = 1.20479E-10;
2721   //
2722   // Insulation powder
2723   //                    Si         O       Ti     Al
2724   Float_t ains[4] ={28.0855, 15.9994, 47.867,  26.982};
2725   Float_t zins[4] ={14.,      8.    , 22.   ,  13.   };
2726   Float_t wins[4] ={ 0.3019,  0.4887,  0.1914,  0.018};
2727   //
2728   //
2729   // Anticorodal
2730   //
2731   // Al Si7 Mg 0.6
2732   //
2733   Float_t aaco[3] ={26.982, 28.0855, 24.035};
2734   Float_t zaco[3] ={13.,    14.    , 12.   };
2735   Float_t waco[3] ={ 0.924,  0.07,  0.006};
2736   // Kapton
2737   //
2738   Float_t aKapton[4]={1.00794,12.0107, 14.010,15.9994};
2739   Float_t zKapton[4]={1.,6.,7.,8.};
2740   Float_t wKapton[4]={0.026362,0.69113,0.07327,0.209235};
2741   Float_t dKapton = 1.42;
2742   // NEG coating
2743   //                  Ti     V      Zr
2744   Float_t aNEG[4] = {47.87, 50.94, 91.24};
2745   Float_t zNEG[4] = {22.00, 23.00, 40.00};
2746   Float_t wNEG[4] = {1./3., 1./3., 1./3.};  
2747   Float_t dNEG = 5.6; // ?
2748
2749   //
2750   //
2751   //     Berillium 
2752   AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7);
2753   //
2754   //     Carbon 
2755   AliMaterial(6,  "CARBON$   ", 12.01, 6., 2.265, 18.8, 49.9);
2756   //
2757   //     Aluminum 
2758   AliMaterial(9,  "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
2759   //
2760   //     Copper 
2761   AliMaterial(10, "COPPER", 63.55, 29, 8.96, 1.43, 85.6/8.96);
2762   //
2763   //     Air 
2764   AliMixture(15, "AIR$      ", aAir, zAir, dAir, 4, wAir);
2765   AliMixture(35, "AIR_HIGH$ ", aAir, zAir, dAir, 4, wAir);
2766   //
2767   //     Vacuum 
2768   AliMixture(16, "VACUUM$ ", aAir, zAir, dAir1, 4, wAir);
2769   //
2770   //     stainless Steel 
2771   AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
2772   //
2773   //     reduced density steel to approximate pump getter material
2774   AliMixture(20, "GETTER$", asteel, zsteel, 1.00, 4, wsteel);
2775   //     Al-Be alloy
2776   //     
2777   AliMixture(21, "AlBe$", aAlBe, zAlBe, 2.07, 2, wAlBe);
2778   //     Polyamid
2779   //   
2780   AliMixture(22, "PA$", aPA, zPA, 1.14, -4, wPA);
2781   //
2782   //     Kapton
2783   AliMixture(23, "KAPTON", aKapton, zKapton, dKapton, 4, wKapton);
2784   // Anticorodal 
2785   AliMixture(24, "ANTICORODAL", aaco, zaco, 2.66, 3, waco);
2786   
2787   //
2788   //     Insulation powder 
2789    AliMixture(14, "INSULATION0$", ains, zins, 0.41, 4, wins);
2790    AliMixture(34, "INSULATION1$", ains, zins, 0.41, 4, wins);
2791    AliMixture(54, "INSULATION2$", ains, zins, 0.41, 4, wins);
2792
2793    //    NEG
2794    AliMixture(25, "NEG COATING", aNEG, zNEG, dNEG, -3, wNEG);
2795    
2796    
2797    // **************** 
2798    //     Defines tracking media parameters. 
2799    //
2800   Float_t epsil  = .001;    // Tracking precision, 
2801   Float_t stemax = -0.01;   // Maximum displacement for multiple scat 
2802   Float_t tmaxfd = -20.;    // Maximum angle due to field deflection 
2803   Float_t deemax = -.3;     // Maximum fractional energy loss, DLS 
2804   Float_t stmin  = -.8;
2805   // *************** 
2806   //
2807   //    Beryllium 
2808   
2809   AliMedium(5, "BE",       5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2810
2811   //    Carbon 
2812   AliMedium(6, "C",        6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2813   //
2814   //    Aluminum 
2815   AliMedium(9, "ALU",      9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2816   //    Copper 
2817   AliMedium(10, "CU",      10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2818   //
2819   //    Air 
2820   AliMedium(15, "AIR",     15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2821   AliMedium(35, "AIR_HIGH",35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2822   //
2823   //    Vacuum 
2824   AliMedium(16, "VACUUM", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2825   //
2826   //    Steel 
2827   AliMedium(19, "INOX",   19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2828   //
2829   //    Getter 
2830   AliMedium(20, "GETTER", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2831   //
2832   //   AlBe - Aloy 
2833   AliMedium(21, "AlBe"  , 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2834   //
2835   //   Polyamid
2836   AliMedium(22, "PA"  ,   22, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2837   //   Antocorodal
2838   AliMedium(24, "ANTICORODAL",   24, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2839   //    Insulation Powder 
2840   AliMedium(14, "INS_C0          ", 14, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2841   AliMedium(34, "INS_C1          ", 34, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2842   AliMedium(54, "INS_C2          ", 54, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2843   //
2844   //   KAPTON
2845   AliMedium(23, "KAPTON", 23, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2846
2847   //
2848   //   NEG
2849   AliMedium(25, "NEG COATING", 25, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2850 }
2851
2852
2853 TGeoPcon* AliPIPEv3::MakeMotherFromTemplate(TGeoPcon* shape, Int_t imin, Int_t imax, Float_t r0, Int_t nz)
2854 {
2855 //
2856 //  Create a mother shape from a template setting some min radii to 0
2857 //
2858     Int_t nz0 = shape->GetNz();
2859     // if nz > -1 the number of planes is given by nz
2860     if (nz != -1) nz0 = nz;
2861     TGeoPcon* mother = new TGeoPcon(0., 360., nz0);
2862
2863     if (imin == -1 || imax == -1) {
2864         imin = 0;
2865         imax = shape->GetNz();
2866     } else if (imax >= nz0) {
2867         imax = nz0 - 1;
2868         printf("Warning: imax reset to nz-1 %5d %5d %5d %5d\n", imin, imax, nz, nz0);
2869     }
2870     
2871
2872     
2873     for (Int_t i = 0;  i < shape->GetNz(); i++) {
2874         Double_t rmin = shape->GetRmin(i);
2875         if ((i >= imin) && (i <= imax) ) rmin = r0;
2876         Double_t rmax = shape->GetRmax(i);
2877         Double_t    z = shape->GetZ(i);
2878         mother->DefineSection(i, z, rmin, rmax);
2879     }
2880     return mother;
2881     
2882 }
2883
2884 TGeoPcon* AliPIPEv3::MakeInsulationFromTemplate(TGeoPcon* shape)
2885 {
2886 //
2887 //  Create an beam pipe insulation layer shape from a template
2888 //
2889     Int_t nz = shape->GetNz();
2890     TGeoPcon* insu = new TGeoPcon(0., 360., nz);
2891     
2892     for (Int_t i = 0;  i < nz; i++) {
2893         Double_t    z = shape->GetZ(i);
2894         Double_t rmin = shape->GetRmin(i);
2895         Double_t rmax = shape->GetRmax(i);
2896         rmax += 0.5;
2897         shape->DefineSection(i, z, rmin, rmax); 
2898         rmin  = rmax - 0.5;
2899         insu->DefineSection(i, z, rmin, rmax);  
2900     }
2901     return insu;
2902     
2903 }
2904
2905
2906 TGeoVolume* AliPIPEv3::MakeBellow(const char* ext, Int_t nc, Float_t rMin, Float_t rMax, Float_t dU, Float_t rPlie, Float_t dPlie)
2907 {
2908     // nc     Number of convolution
2909     // rMin   Inner radius of the bellow
2910     // rMax   Outer radius of the bellow
2911     // dU     Undulation length
2912     // rPlie  Plie radius
2913     // dPlie  Plie thickness
2914     const TGeoMedium* kMedVac    =  gGeoManager->GetMedium("PIPE_VACUUM");    
2915     const TGeoMedium* kMedSteel  =  gGeoManager->GetMedium("PIPE_INOX");   
2916
2917     char name[64], nameA[64], nameB[64], bools[64];
2918     sprintf(name, "%sBellowUS", ext);
2919     TGeoVolume* voBellow = new TGeoVolume(name, new TGeoTube(rMin, rMax, dU/2.), kMedVac);
2920 //      
2921 //  Upper part of the undulation
2922 //
2923     TGeoTorus* shPlieTorusU  =  new TGeoTorus(rMax - rPlie, rPlie - dPlie, rPlie);
2924     sprintf(nameA, "%sTorusU", ext);
2925     shPlieTorusU->SetName(nameA);
2926     TGeoTube*  shPlieTubeU   =  new TGeoTube (rMax - rPlie, rMax, rPlie);
2927     sprintf(nameB, "%sTubeU", ext);
2928     shPlieTubeU->SetName(nameB);
2929     sprintf(name, "%sUpperPlie", ext);
2930     sprintf(bools, "%s*%s", nameA, nameB);
2931     TGeoCompositeShape*  shUpperPlie = new TGeoCompositeShape(name, bools);
2932     
2933     TGeoVolume* voWiggleU = new TGeoVolume(name, shUpperPlie, kMedSteel);
2934 //
2935 // Lower part of the undulation
2936     TGeoTorus* shPlieTorusL =  new TGeoTorus(rMin + rPlie, rPlie - dPlie, rPlie);
2937     sprintf(nameA, "%sTorusL", ext);
2938     shPlieTorusL->SetName(nameA);
2939     TGeoTube*  shPlieTubeL  =  new TGeoTube (rMin, rMin + rPlie, rPlie);
2940     sprintf(nameB, "%sTubeL", ext);
2941     shPlieTubeL->SetName(nameB);
2942     sprintf(name, "%sLowerPlie", ext);
2943     sprintf(bools, "%s*%s", nameA, nameB);
2944     TGeoCompositeShape*  shLowerPlie = new TGeoCompositeShape(name, bools);
2945     
2946     TGeoVolume* voWiggleL = new TGeoVolume(name, shLowerPlie, kMedSteel); 
2947     
2948 //
2949 // Connection between upper and lower part of undulation
2950     sprintf(name, "%sPlieConn1", ext);
2951     TGeoVolume* voWiggleC1 = new TGeoVolume(name, new TGeoTube(rMin + rPlie, rMax - rPlie, dPlie/2.), kMedSteel);
2952 //
2953 // One wiggle
2954     Float_t dz = rPlie -  dPlie / 2.;
2955     Float_t z0 = -  dPlie / 2.;
2956     sprintf(name, "%sWiggle", ext);
2957     TGeoVolumeAssembly* asWiggle = new TGeoVolumeAssembly(name);
2958     asWiggle->AddNode(voWiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2959     z0 += dz;
2960     asWiggle->AddNode(voWiggleU,   1 , new TGeoTranslation(0., 0., z0));
2961     z0 += dz;
2962     asWiggle->AddNode(voWiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2963     z0 += dz;
2964     asWiggle->AddNode(voWiggleL ,  1 , new TGeoTranslation(0., 0., z0));
2965 // Positioning of the volumes
2966     z0   = - dU / 2.+ rPlie;
2967     voBellow->AddNode(voWiggleL, 2, new TGeoTranslation(0., 0., z0));
2968     z0  +=  rPlie;
2969     Float_t zsh  = 4. *  rPlie -  2. * dPlie;
2970     for (Int_t iw = 0; iw < nc; iw++) {
2971         Float_t zpos =  z0 + iw * zsh;  
2972         voBellow->AddNode(asWiggle,  iw + 1, new TGeoTranslation(0., 0., zpos - dPlie));        
2973     }
2974     return voBellow;
2975 }
2976
2977
2978
2979