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 <TGeoVolume.h>
  31 #include <TGeoTorus.h>
  32 #include <TGeoTube.h>
  33 #include <TGeoCone.h>
  34 #include <TGeoPcon.h>
  35 #include <TGeoBBox.h>
  36 #include <TGeoXtru.h>
  37 #include <TGeoCompositeShape.h>
  38
  39 #include "AliConst.h"
  40 #include "AliMagF.h"
  41 #include "AliPIPEv3.h"
  42 #include "AliRun.h"
  43 #include "AliLog.h"
  44
  45 ClassImp(AliPIPEv3)
  46
  47 //_____________________________________________________________________________
  48 AliPIPEv3::AliPIPEv3()
  49 {
  50 // Constructor
  51 }
  52
  53 //_____________________________________________________________________________
  54 AliPIPEv3::AliPIPEv3(const char *name, const char *title)
  55   : AliPIPE(name,title)
  56 {
  57 // Constructor
  58 }
  59
  60
  61 //___________________________________________
  62 void AliPIPEv3::CreateGeometry()
  63 {
  64     AliDebug(1,"Create PIPEv3 geometry");
  65 //
  66 //  Class describing the beam pipe geometry
  67 //
  68
  69     Float_t dz, z, zsh, z0;
  70 //
  71 // Rotation Matrices
  72 //
  73     const Float_t  kDegRad = TMath::Pi() / 180.;
  74 // Rotation by 180 deg
  75     TGeoRotation* rot180        = new TGeoRotation("rot180", 90., 180.,  90.,  90., 180.,   0.);
  76     TGeoRotation* rotyz         = new TGeoRotation("rotyz",  90., 180.,   0., 180.,  90.,  90.);
  77     TGeoRotation* rotxz         = new TGeoRotation("rotxz",   0.,   0.,  90.,  90.,  90., 180.);
  78     TGeoRotation* rot045        = new TGeoRotation("rot045", 90.,  45.,  90., 135.,   0.,   0.);
  79     TGeoRotation* rot135        = new TGeoRotation("rot135", 90. ,135.,  90., 225.,   0.,   0.);
  80     TGeoRotation* rot225        = new TGeoRotation("rot225", 90. ,225.,  90., 315.,   0.,   0.);
  81     TGeoRotation* rot315        = new TGeoRotation("rot315", 90. ,315.,  90.,  45.,   0.,   0.);
  82 //
  83 // Media
  84     const TGeoMedium* kMedAir     =  gGeoManager->GetMedium("PIPE_AIR");
  85     const TGeoMedium* kMedAirHigh =  gGeoManager->GetMedium("PIPE_AIR_HIGH");
  86     const TGeoMedium* kMedVac     =  gGeoManager->GetMedium("PIPE_VACUUM");
  87     const TGeoMedium* kMedInsu    =  gGeoManager->GetMedium("PIPE_INS_C0");
  88     const TGeoMedium* kMedSteel   =  gGeoManager->GetMedium("PIPE_INOX");
  89     const TGeoMedium* kMedBe      =  gGeoManager->GetMedium("PIPE_BE");
  90     const TGeoMedium* kMedCu      =  gGeoManager->GetMedium("PIPE_CU");
  91     const TGeoMedium* kMedKapton  =  gGeoManager->GetMedium("PIPE_KAPTON");
  92     const TGeoMedium* kMedAco     =  gGeoManager->GetMedium("PIPE_ANTICORODAL");
  93     const TGeoMedium* kMedNEG     =  gGeoManager->GetMedium("PIPE_NEG COATING");
  94
  95 // Top volume
  96     TGeoVolume* top    = gGeoManager->GetVolume("ALIC");
  97 //
  98 //
  99 ////////////////////////////////////////////////////////////////////////////////
 100 //                                                                            //
 101 //                                  The Central Vacuum system                 //
 102 //                                                                            //
 103 ////////////////////////////////////////////////////////////////////////////////
 104 //
 105 //
 106 //  The ALICE central beam-pipe according to drawing         LHCVC2C_0001
 107 //  Drawings of sub-elements:
 108 //
 109 //  Pos 7 - Minimised Flange:                                LHCVFX_P0025
 110 //  Pos 6 - Standard Flange:                                 STDVFUHV0009
 111 //  Pos 8 - Bellow:                                          LHCVBX__0001
 112 //
 113 //  Absolute z-coordinates -82.0 - 400.0 cm
 114 //  Total length:                                          482.0 cm
 115 //  It consists of 3 main parts:
 116 //  CP/2 The flange on the non-absorber side:               36.5 cm
 117 //  CP/1 The central Be pipe:                              405.0 cm
 118 //  CP/3 The double-bellow and flange on the absorber side: 40.5 cm
 119 //
 120 //
 121
 122 //
 123 //
 124 //  Starting position in z
 125     const Float_t kCPz0      = -400.0;
 126 //  Length of the CP/1 section
 127     const Float_t kCP1Length =  405.0;
 128 //  Length of the CP/2 section
 129     const Float_t kCP2Length =   36.5;
 130 //  Length of the CP/3 section
 131     const Float_t kCP3Length =   40.5;
 132 //  Position of the CP/2 section
 133 //    const Float_t kCP2pos    = kCPz0 + kCP2Length / 2.;
 134 //  Position of the CP/3 section
 135     const Float_t kCP3pos    = kCPz0 + kCP2Length + kCP1Length + kCP3Length/2.;
 136
 137
 138 ///////////////////
 139 //      CP/1     //
 140 ///////////////////
 141 //  Inner and outer radii of the Be-section [Pos 1]
 142     const Float_t kCP1NegRo                      = 2.90 + 0.0002;
 143     const Float_t kCP1BeRi                       = 2.90;
 144     const Float_t kCP1BeRo                       = 2.98;
 145     const Float_t kCP1KaRo                       = 2.99;
 146 //
 147 // Be-Stainless Steel adaptor tube [Pos 2] at both ends of the Be-section. Length 5 cm
 148     const Float_t kCP1BeStAdaptorLength          = 5.00;
 149 //
 150 // Bulge of the Be-Stainless Steel adaptor Tube [Pos 2]
 151     const Float_t kCP1BeStRo                     = 3.05;
 152 //
 153 //  Length of bulge [Pos 2]
 154     const Float_t kCP1BulgeLength                = 0.50;
 155 //
 156 //  Distance between bulges [Pos 2]
 157     const Float_t kCP1BulgeBulgeDistance         = 1.00;
 158 //
 159 // Length of Be-pipe
 160     const Float_t kCP1BeLength =  kCP1Length - 2. *  kCP1BeStAdaptorLength;
 161
 162 //
 163 // CP/1 Mother volume
 164     TGeoVolume* voCp1Mo = new TGeoVolume("CP1MO",
 165                                          new TGeoTube(0., kCP1BeStRo,  kCP1Length / 2.),
 166                                          kMedAir);
 167     voCp1Mo->SetVisibility(0);
 168
 169 /////////////////////////////////////////////
 170 // CP/1 Be-Section                         //
 171 /////////////////////////////////////////////
 172     TGeoVolume* voCp1Vac = new TGeoVolume("CP1VAC",
 173                                           new TGeoTube(0., kCP1BeRi,  kCP1BeLength / 2.),
 174                                           kMedVac);
 175     TGeoVolume* voCp1Be  = new TGeoVolume("CP1BE",
 176                                           new TGeoTube(0., kCP1BeRo,  kCP1BeLength / 2.),
 177                                           kMedBe);
 178     // Outer Kapton foil
 179     TGeoVolume* voCp1Ka  = new TGeoVolume("CP1KA",
 180                                           new TGeoTube(0., kCP1KaRo,  kCP1BeLength / 2.),
 181                                           kMedKapton);
 182     // Inner NEG coating
 183     TGeoVolume* voCp1NEG = new TGeoVolume("CP1NEG",
 184                                           new TGeoTube(kCP1BeRi, kCP1NegRo, kCP1BeLength / 2.),
 185                                           kMedNEG);
 186
 187     voCp1Ka->AddNode(voCp1Be,  1, gGeoIdentity);
 188     voCp1Be->AddNode(voCp1Vac, 1, gGeoIdentity);
 189     voCp1Be->AddNode(voCp1NEG, 1, gGeoIdentity);
 190     voCp1Mo->AddNode(voCp1Ka,  1, gGeoIdentity);
 191
 192 /////////////////////////////////////////////
 193 // CP/1 Be-Stainless Steel adaptor tube    //
 194 /////////////////////////////////////////////
 195     TGeoPcon* shCp1At = new TGeoPcon(0., 360., 8);
 196 //  First Bulge
 197     z = - kCP1BeStAdaptorLength / 2.;
 198     shCp1At->DefineSection(0, z, 0., kCP1BeStRo);
 199     z += kCP1BulgeLength;
 200     shCp1At->DefineSection(1, z, 0., kCP1BeStRo);
 201     shCp1At->DefineSection(2, z, 0., kCP1BeRo);
 202 //  Between the bulges
 203     z += kCP1BulgeBulgeDistance;
 204     shCp1At->DefineSection(3, z, 0., kCP1BeRo);
 205     shCp1At->DefineSection(4, z, 0., kCP1BeStRo);
 206 //  Second bulge
 207     z += kCP1BulgeLength;
 208     shCp1At->DefineSection(5, z, 0., kCP1BeStRo);
 209     shCp1At->DefineSection(6, z, 0., kCP1BeRo);
 210 //  Straight piece
 211     z = kCP1BeStAdaptorLength / 2.;
 212     shCp1At->DefineSection(7, z, 0., kCP1BeRo);
 213 //
 214     TGeoVolume* voCp1At  = new TGeoVolume("CP1AT",  shCp1At, kMedSteel);
 215     TGeoVolume* voCp1AtV = new TGeoVolume("CP1ATV", new TGeoTube(0., kCP1BeRi, kCP1BeStAdaptorLength / 2.), kMedVac);
 216     voCp1At->AddNode(voCp1AtV, 1, gGeoIdentity);
 217
 218 //  Position adaptor tube at both ends
 219     dz = kCP1Length / 2. -  kCP1BeStAdaptorLength / 2.;
 220     voCp1Mo->AddNode(voCp1At,    1, new TGeoTranslation(0., 0., -dz));
 221     voCp1Mo->AddNode(voCp1At,    2, new TGeoCombiTrans(0., 0.,  dz, rot180));
 222     TGeoVolumeAssembly* voCp1 = new TGeoVolumeAssembly("Cp1");
 223     voCp1->AddNode(voCp1Mo, 1, gGeoIdentity);
 224
 225 //
 226 ///////////////////
 227 //      CP/2     //
 228 ///////////////////
 229 //
 230 // Fixed Point tube [Pos 5]
 231 //
 232 // Inner and outer radii of the Stainless Steel pipe
 233     const Float_t kCP2StRi               =      2.90;
 234     const Float_t kCP2StRo               =      2.98;
 235 //
 236 // Transition to central Be-pipe (Bulge)
 237 // Length
 238     const Float_t kCP2BulgeLength        =      0.80;
 239 //
 240 // Bulge outer radius
 241     const Float_t kCP2BulgeRo            =      3.05;
 242 //
 243 // Fixed Point at z = 391.7 (IP)
 244 //
 245 // Position of fixed point
 246     const Float_t kCP2FixedPointZ        =      8.30;
 247 //
 248 // Outer radius of fixed point
 249     const Float_t kCP2FixedPointRo       =      3.50;
 250 //
 251 // Length of fixed point
 252     const Float_t kCP2FixedPointLength   =      0.60;
 253 //
 254 // Fixed Flange [Pos 6]
 255 //
 256 // Fixed flange outer radius
 257     const Float_t kCP2FixedFlangeRo      =      7.60;
 258 //
 259 // Fixed flange inner radius
 260     const Float_t kCP2FixedFlangeRi      =      3.00;
 261 // Fixed flange inner radius bulge
 262     const Float_t kCP2FixedFlangeBulgeRi =      2.90;
 263 // Fixed flange lengths of sections at inner radius
 264     const Float_t kCP2FixedFlangeRecessLengths[3] ={1., 0.08, 0.9};
 265 // Fixed flange length
 266     const Float_t kCP2FixedFlangeLength =       1.98;
 267 //
 268 // Fixed flange bulge
 269 // Outer radius
 270      const Float_t kCP2FixedFlangeBulgeRo =     3.00;
 271 //
 272 // Length
 273      const Float_t kCP2FixedFlangeBulgeLength = 2.00;
 274
 275 //
 276 // CP/2 Mother Volume
 277 //
 278     TGeoPcon* shCp2Mo = new TGeoPcon(0., 360., 14);
 279 //  Flange
 280     z = - kCP2Length / 2.;
 281     shCp2Mo->DefineSection( 0, z, kCP2FixedFlangeRi, kCP2FixedFlangeRo);
 282     z +=  kCP2FixedFlangeRecessLengths[0];
 283     shCp2Mo->DefineSection( 1, z, kCP2FixedFlangeRi, kCP2FixedFlangeRo);
 284     shCp2Mo->DefineSection( 2, z, 0.,                kCP2FixedFlangeRo);
 285     z +=  (kCP2FixedFlangeRecessLengths[1] + kCP2FixedFlangeRecessLengths[2]) ;
 286     shCp2Mo->DefineSection( 3, z, 0., kCP2FixedFlangeRo);
 287 //  Straight section between Flange and Fixed Point
 288     shCp2Mo->DefineSection( 4, z, 0., kCP2FixedFlangeBulgeRo);
 289     z += kCP2FixedFlangeBulgeLength;
 290     shCp2Mo->DefineSection( 5, z, 0., kCP2FixedFlangeBulgeRo);
 291     shCp2Mo->DefineSection( 6, z, 0., kCP2StRo);
 292     z =  - kCP2Length / 2 +  kCP2FixedPointZ - kCP2FixedPointLength / 2.;
 293     shCp2Mo->DefineSection( 7, z, 0., kCP2StRo);
 294 //  Fixed Point
 295     shCp2Mo->DefineSection( 8, z, 0., kCP2FixedPointRo);
 296     z +=  kCP2FixedPointLength;
 297     shCp2Mo->DefineSection( 9, z, 0., kCP2FixedPointRo);
 298 //  Straight section between Fixed Point and transition bulge
 299     shCp2Mo->DefineSection(10, z, 0., kCP2StRo);
 300     z  =  kCP2Length / 2. - kCP2BulgeLength;
 301     shCp2Mo->DefineSection(11, z, 0., kCP2StRo);
 302     shCp2Mo->DefineSection(12, z, 0., kCP2BulgeRo);
 303     z = kCP2Length / 2.;
 304     shCp2Mo->DefineSection(13, z, 0., kCP2BulgeRo);
 305
 306     TGeoVolume* voCp2Mo = new TGeoVolume("CP2MO", shCp2Mo, kMedAir);
 307     voCp2Mo->SetVisibility(0);
 308 //
 309 // CP/1 Vacuum
 310     TGeoTube*   shCp2Va = new TGeoTube(0., kCP2StRi, (kCP2Length - kCP2FixedFlangeRecessLengths[0])/2.);
 311     TGeoVolume* voCp2Va = new TGeoVolume("CP2VA", shCp2Va, kMedVac);
 312
 313     voCp2Mo->AddNode(voCp2Va, 1, new TGeoTranslation(0., 0., kCP2FixedFlangeRecessLengths[0]/2.));
 314
 315 /////////////////////////////////////////////
 316 //  CP/2 Fixed Flange [Pos 6]              //
 317 /////////////////////////////////////////////
 318
 319     TGeoPcon* shCp2Fl = new TGeoPcon(0., 360., 6);
 320     z = - kCP2FixedFlangeLength / 2.;
 321     shCp2Fl->DefineSection(0, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 322     z +=  kCP2FixedFlangeRecessLengths[0];
 323     shCp2Fl->DefineSection(1, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 324     shCp2Fl->DefineSection(2, z, kCP2FixedFlangeBulgeRi, kCP2FixedFlangeRo);
 325     z +=  kCP2FixedFlangeRecessLengths[1];
 326     shCp2Fl->DefineSection(3, z, kCP2FixedFlangeBulgeRi, kCP2FixedFlangeRo);
 327     shCp2Fl->DefineSection(4, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 328     z = kCP2FixedFlangeLength / 2.;
 329     shCp2Fl->DefineSection(5, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 330     TGeoVolume* voCp2Fl = new TGeoVolume("CP2FL", shCp2Fl, kMedSteel);
 331 //
 332     dz =  - kCP2Length / 2. +  kCP2FixedFlangeLength / 2.;
 333     voCp2Mo->AddNode(voCp2Fl, 1, new TGeoTranslation(0., 0., dz));
 334
 335
 336 /////////////////////////////////////////////////////////////
 337 //  CP/2 Beam pipe with fixed point and transition bulges  //
 338 /////////////////////////////////////////////////////////////
 339     TGeoPcon* shCp2Pi = new TGeoPcon(0., 360., 10);
 340 //  Bulge at transition to flange
 341     z =  - (kCP2Length -  kCP2FixedFlangeRecessLengths[0] - kCP2FixedFlangeRecessLengths[1]) / 2.;
 342     z0 = z;
 343     shCp2Pi->DefineSection(0, z, kCP2StRi, kCP2FixedFlangeBulgeRo);
 344     z += kCP2FixedFlangeBulgeLength;
 345     shCp2Pi->DefineSection(1, z, kCP2StRi, kCP2FixedFlangeBulgeRo);
 346 //  Straight section between Bulge and Fixed Point
 347     shCp2Pi->DefineSection(2, z, kCP2StRi, kCP2StRo);
 348     z  += (kCP2FixedPointZ - kCP2FixedPointLength / 2. - kCP2FixedFlangeRecessLengths[0]
 349            - kCP2FixedFlangeRecessLengths[1] -
 350         kCP2FixedFlangeBulgeLength);
 351     shCp2Pi->DefineSection(3, z, kCP2StRi, kCP2StRo);
 352 //  Fixed Point
 353     shCp2Pi->DefineSection(4, z, kCP2StRi, kCP2FixedPointRo);
 354     z +=  kCP2FixedPointLength;
 355     shCp2Pi->DefineSection(5, z, kCP2StRi, kCP2FixedPointRo);
 356 //  Straight section between Fixed Point and transition bulge
 357     shCp2Pi->DefineSection(6, z, kCP2StRi, kCP2StRo);
 358     z = - shCp2Pi->GetZ(0) - kCP2BulgeLength;
 359     shCp2Pi->DefineSection(7, z, kCP2StRi, kCP2StRo);
 360 //  Bulge at transition to Be pipe
 361     shCp2Pi->DefineSection(8, z, kCP2StRi, kCP2BulgeRo);
 362     z = - shCp2Pi->GetZ(0);
 363     shCp2Pi->DefineSection(9, z, kCP2StRi, kCP2BulgeRo);
 364
 365     TGeoVolume* voCp2Pi = new TGeoVolume("CP2PI", shCp2Pi, kMedSteel);
 366     dz = (kCP2FixedFlangeRecessLengths[0] + kCP2FixedFlangeRecessLengths[1]) / 2.;
 367     voCp2Mo->AddNode(voCp2Pi, 1, new TGeoTranslation(0., 0., dz));
 368
 369 //
 370 //  Central beam pipe support collars
 371 //  LHCVC2C_0019
 372 //  Position at z = -46., 40., 150.
 373     TGeoVolume* voCpSupC = new TGeoVolume("CpSupC", new TGeoTube(3.0, 4.0, 0.35), kMedAco);
 374     voCp1->AddNode(voCpSupC, 1, new TGeoTranslation(0., 0.,  kCP1Length / 2. - 81.5));
 375     voCp1->AddNode(voCpSupC, 2, new TGeoTranslation(0., 0.,  kCP1Length / 2.- 191.5));
 376 //  Beam Pipe Protection Tube
 377 //
 378 //  ALIFWDA_0025
 379 //
 380 //  Plaque de Centrage  ALIFWDA_0019
 381     const Float_t kFwdaBPPTXL = 3.;
 382     TGeoXtru* shFwdaBPPTX = new TGeoXtru(2);
 383     Double_t xBPPTX[8] = {12.5,  7.5, -7.5, -12.5, -12.5,  -7.5,   7.5, 12.5};
 384     Double_t yBPPTX[8] = { 7.0, 12.0, 12.0,  7.0, -7.0, -12.0, -12.0,  -7.0};
 385     shFwdaBPPTX->DefinePolygon(8, xBPPTX, yBPPTX);
 386     shFwdaBPPTX->DefineSection(0, 0.,         0., 0., 1.);
 387     shFwdaBPPTX->DefineSection(1, kFwdaBPPTXL, 0., 0., 1.);
 388     shFwdaBPPTX->SetName("FwdaBPPTX");
 389     TGeoTube* shFwdaBPPTY = new TGeoTube(0., 8.5, 3.2);
 390     shFwdaBPPTY->SetName("FwdaBPPTY");
 391     TGeoCompositeShape*  shFwdaBPPTPC = new TGeoCompositeShape("shFwdaBPPTPC", "FwdaBPPTX-FwdaBPPTY");
 392     TGeoVolume* voFwdaBPPTPC =  new TGeoVolume("FwdaBPPTPC", shFwdaBPPTPC, kMedAco);
 393 //
 394 //  Tube  ALIFWDA_0020
 395 //    const Float_t kFwdaBPPTTL = 48.;
 396     const Float_t kFwdaBPPTTL = 35.;
 397     TGeoVolume* voFwdaBPPTT =  new TGeoVolume("FwdaBPPTT", new TGeoTube(8.85, 9.0, kFwdaBPPTTL/2.), kMedAco);
 398     TGeoVolumeAssembly* voFwdaBPPT = new TGeoVolumeAssembly("FwdaBPPT");
 399     voFwdaBPPT->AddNode(voFwdaBPPTPC, 1, gGeoIdentity);
 400     voFwdaBPPT->AddNode(voFwdaBPPTT,  1, new TGeoTranslation(0., 0., kFwdaBPPTTL/2. + kFwdaBPPTXL));
 401
 402
 403 //  BeamPipe and T0A Support
 404 //
 405 //  ALIFWDA_0033
 406 //
 407 //  Support  Plate ALIFWDA_0026
 408     const Float_t kFwdaBPSPL = 4.0;
 409     TGeoXtru* shFwdaBPSPX = new TGeoXtru(2);
 410     Double_t xBPSPX[8] = {10.0,  6.0 , -6.0, -10.0, -10.0,  -6.0,   6.0, 10.0};
 411     Double_t yBPSPX[8] = { 6.0, 10.0,  10.0,   6.0, - 6.0, -10.0, -10.0, -6.0};
 412     shFwdaBPSPX->DefinePolygon(8, xBPSPX, yBPSPX);
 413     shFwdaBPSPX->DefineSection(0, 0.,         0., 0., 1.);
 414     shFwdaBPSPX->DefineSection(1, kFwdaBPSPL, 0., 0., 1.);
 415     shFwdaBPSPX->SetName("FwdaBPSPX");
 416     TGeoPcon* shFwdaBPSPY = new TGeoPcon(0., 360., 6);
 417     shFwdaBPSPY->DefineSection(0, -1.00, 0., 5.5);
 418     shFwdaBPSPY->DefineSection(1,  3.50, 0., 5.5);
 419     shFwdaBPSPY->DefineSection(2,  3.50, 0., 5.0);
 420     shFwdaBPSPY->DefineSection(3,  3.86, 0., 5.0);
 421     shFwdaBPSPY->DefineSection(4,  3.86, 0., 5.5);
 422     shFwdaBPSPY->DefineSection(5,  5.00, 0., 5.5);
 423     shFwdaBPSPY->SetName("FwdaBPSPY");
 424     TGeoCompositeShape*  shFwdaBPSP = new TGeoCompositeShape("shFwdaBPSP", "FwdaBPSPX-FwdaBPSPY");
 425     TGeoVolume* voFwdaBPSP =  new TGeoVolume("FwdaBPSP", shFwdaBPSP, kMedAco);
 426 //
 427 //  Flasque  ALIFWDA_00027
 428
 429
 430     const Float_t kFwdaBPSTTRi  =  7.6/2.;
 431     const Float_t kFwdaBPSTTRo1 = 13.9/2.;
 432     const Float_t kFwdaBPSTTRo2 =  8.2/2.;
 433     const Float_t kFwdaBPSTTRo3 =  9.4/2.;
 434
 435     TGeoPcon* shFwdaBPSFL = new TGeoPcon(0., 360., 8);
 436     z = 0.,
 437     shFwdaBPSFL->DefineSection(0, z, kFwdaBPSTTRi, kFwdaBPSTTRo1);
 438     z += 0.64;
 439     shFwdaBPSFL->DefineSection(1, z, kFwdaBPSTTRi, kFwdaBPSTTRo1);
 440     shFwdaBPSFL->DefineSection(2, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 441     z += 2.55;
 442     shFwdaBPSFL->DefineSection(3, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 443     shFwdaBPSFL->DefineSection(4, z, kFwdaBPSTTRi, kFwdaBPSTTRo3);
 444     z += 0.4;
 445     shFwdaBPSFL->DefineSection(5, z, kFwdaBPSTTRi, kFwdaBPSTTRo3);
 446     shFwdaBPSFL->DefineSection(6, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 447     z += 1.2;
 448     shFwdaBPSFL->DefineSection(7, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 449
 450     TGeoVolume* voFwdaBPSFL =  new TGeoVolume("FwdaBPSFL", shFwdaBPSFL, kMedAco);
 451
 452
 453     //
 454     // Cable support
 455     TGeoBBox* shFwdaBPSCSa = new TGeoBBox(3.0, 8.75, 0.5);
 456     shFwdaBPSCSa->SetName("FwdaBPSCSa");
 457     TGeoBBox* shFwdaBPSCSb = new TGeoBBox(1.25, 4.00, 1.0);
 458     shFwdaBPSCSb->SetName("FwdaBPSCSb");
 459     TGeoTranslation* tFwdaBPSCSb = new TGeoTranslation(0., 5.25 - 8.75, 0.);
 460     tFwdaBPSCSb->SetName("tFwdaBPSCSb");
 461     tFwdaBPSCSb->RegisterYourself();
 462     TGeoBBox* shFwdaBPSCSc = new TGeoBBox(3.0, 0.50, 0.70);
 463     shFwdaBPSCSc->SetName("FwdaBPSCSc");
 464     TGeoTranslation* tFwdaBPSCSc = new TGeoTranslation(0., 0.5 - 8.75, 1.2);
 465     tFwdaBPSCSc->SetName("tFwdaBPSCSc");
 466     tFwdaBPSCSc->RegisterYourself();
 467     TGeoCompositeShape* shFwdaBPSCS = new TGeoCompositeShape("shFwdaBPSCS", "(FwdaBPSCSa-FwdaBPSCSb:tFwdaBPSCSb)+FwdaBPSCSc:tFwdaBPSCSc");
 468     TGeoVolume* voFwdaBPSCS = new TGeoVolume("FwdaBPSCS", shFwdaBPSCS, kMedAco);
 469
 470
 471     // Assembling the beam pipe support
 472     TGeoVolumeAssembly* voFwdaBPS = new TGeoVolumeAssembly("FwdaBPS");
 473     voFwdaBPS->AddNode(voFwdaBPSP,   1,  new TGeoCombiTrans(0., 0., 0., rot045));
 474     voFwdaBPS->AddNode(voFwdaBPSFL,  1,  new TGeoTranslation(0., 0., kFwdaBPSPL));
 475     const Float_t kFwdaBPSCSdy = 18.75/TMath::Sqrt(2.);
 476
 477     voFwdaBPS->AddNode(voFwdaBPSCS,  1,  new TGeoCombiTrans(- kFwdaBPSCSdy,   kFwdaBPSCSdy, 2., rot045));
 478     voFwdaBPS->AddNode(voFwdaBPSCS,  2,  new TGeoCombiTrans(- kFwdaBPSCSdy, - kFwdaBPSCSdy, 2., rot135));
 479     voFwdaBPS->AddNode(voFwdaBPSCS,  3,  new TGeoCombiTrans(  kFwdaBPSCSdy, - kFwdaBPSCSdy, 2., rot225));
 480     voFwdaBPS->AddNode(voFwdaBPSCS,  4,  new TGeoCombiTrans(  kFwdaBPSCSdy,   kFwdaBPSCSdy, 2., rot315));
 481
 482     TGeoVolumeAssembly* voCp2 = new TGeoVolumeAssembly("CP2");
 483     voCp2->AddNode(voCp2Mo, 1, gGeoIdentity);
 484     voCp2->AddNode(voFwdaBPPT, 1, new TGeoTranslation(0., 0., -kCP2Length / 2. + 13.8));
 485     voCp2->AddNode(voFwdaBPS,  1, new TGeoTranslation(0., 0., -kCP2Length / 2. +  5.1));
 486
 487 //
 488 ///////////////////
 489 //      CP/3     //
 490 ///////////////////
 491 //
 492 // Adaptor tube [Pos 4]
 493 //
 494 // Adaptor tube length
 495     const Float_t  kCP3AdaptorTubeLength            =  5.50;
 496 //
 497 // Inner and outer radii
 498      const Float_t kCP3AdaptorTubeRi                =  2.92;
 499      const Float_t kCP3AdaptorTubeRo                =  3.00;
 500 //
 501 // Bulge at transition point
 502 // Inner and outer radii
 503      const Float_t kCP3AdaptorTubeBulgeRi           =  2.90;
 504      const Float_t kCP3AdaptorTubeBulgeRo           =  3.05;
 505 //
 506 // Length of bulge
 507     const Float_t  kCP3AdaptorTubeBulgeLength       =  0.80;
 508 //
 509 // Bellow [Pos 8]
 510 //
 511 //  Total length
 512     const Float_t kCP3BellowLength                  = 13.00;
 513 //  Outer Radius
 514     const Float_t kCP3BellowRo                      =  3.6;
 515 //  Inner Radius
 516     const Float_t kCP3BellowRi                      =  2.8;
 517 //  Number of plies
 518     const Int_t   kCP3NumberOfPlies                 = 18;
 519 //  Length of undulated region
 520     const Float_t kCP3BellowUndulatedLength         =  8.30;
 521 //  Plie thickness
 522     const Float_t kCP3PlieThickness                 =  0.02;
 523 //  Connection Plie radies (at transition been undulated region and beam pipe)
 524     const Float_t kCP3ConnectionPlieR               =  0.21;
 525 //  Plie radius
 526 //  const Float_t kCP3PlieR = 0.118286;
 527     const Float_t kCP3PlieR =
 528         (kCP3BellowUndulatedLength - 4. *  kCP3ConnectionPlieR + 2. * kCP3PlieThickness +
 529          (2. *  kCP3NumberOfPlies - 2.) * kCP3PlieThickness) / (4. * kCP3NumberOfPlies - 2.);
 530 //  Length of connection pipe
 531     const Float_t kCP3BellowConnectionLength        =  2.35;
 532 //
 533 //  Tube between bellows [Pos 3]
 534 //
 535 //  Length of tube
 536     const Float_t kCP3TubeLength                    =  4.00;
 537 //
 538 //  Minimised fixed flange [Pos 7]
 539 //
 540 //  Length of flange connection tube
 541     const Float_t kCP3FlangeConnectorLength         =  5.0 - 1.4;
 542 //  Length of Flange
 543     const Float_t kCP3FlangeLength                  =  1.40;
 544 //  Outer radius
 545     const Float_t kCP3FlangeRo                      =  4.30;
 546
 547 //
 548 // CP/3 Mother volume
 549 //
 550     TGeoPcon* shCp3Mo = new TGeoPcon(0., 360., 12);
 551 //  From transition to first bellow
 552     z = - kCP3Length / 2.;
 553     shCp3Mo->DefineSection( 0, z, 0., kCP3AdaptorTubeBulgeRo);
 554     z += kCP3BellowConnectionLength + kCP3AdaptorTubeLength;
 555     shCp3Mo->DefineSection( 1, z, 0., kCP3AdaptorTubeBulgeRo);
 556 //  First Bellow
 557     shCp3Mo->DefineSection( 2, z, 0., kCP3BellowRo);
 558     z +=  kCP3BellowUndulatedLength;
 559     shCp3Mo->DefineSection( 3, z, 0., kCP3BellowRo);
 560 //  Connection between the two bellows
 561     shCp3Mo->DefineSection( 4, z, 0., kCP3AdaptorTubeBulgeRo);
 562     z +=  2. * kCP3BellowConnectionLength + kCP3TubeLength;
 563     shCp3Mo->DefineSection( 5, z, 0., kCP3AdaptorTubeBulgeRo);
 564 //  Second bellow
 565     shCp3Mo->DefineSection( 6, z, 0., kCP3BellowRo);
 566     z += kCP3BellowUndulatedLength;
 567     shCp3Mo->DefineSection( 7, z, 0., kCP3BellowRo);
 568 //  Pipe between second Bellow and Flange
 569     shCp3Mo->DefineSection( 8, z, 0., kCP3AdaptorTubeBulgeRo);
 570     z +=  kCP3BellowConnectionLength +  kCP3FlangeConnectorLength;
 571     shCp3Mo->DefineSection( 9, z, 0., kCP3AdaptorTubeBulgeRo);
 572 //  Flange
 573     shCp3Mo->DefineSection(10, z, 0., kCP3FlangeRo);
 574     z = -shCp3Mo->GetZ(0);
 575     shCp3Mo->DefineSection(11, z, 0., kCP3FlangeRo);
 576 //
 577     TGeoVolume* voCp3Mo = new TGeoVolume("CP3MO", shCp3Mo, kMedAir);
 578     voCp3Mo->SetVisibility(0);
 579     TGeoVolumeAssembly* voCp3 = new TGeoVolumeAssembly("Cp3");
 580     voCp3->AddNode(voCp3Mo,  1, gGeoIdentity);
 581     voCp3->AddNode(voCpSupC, 3, new TGeoTranslation(0., 0., - kCP3Length / 2. + 4.5));
 582     dz = kCP3pos;
 583
 584 //////////////////////////////////////////////
 585 // CP/3 Adaptor tube                        //
 586 //////////////////////////////////////////////
 587     TGeoPcon* shCp3AtV = new TGeoPcon(0., 360., 4);
 588 //  Bulge at transition
 589     z =  - kCP3AdaptorTubeLength / 2.;
 590     shCp3AtV->DefineSection(0, z, 0., kCP3AdaptorTubeBulgeRo);
 591     z += kCP3AdaptorTubeBulgeLength;
 592     shCp3AtV->DefineSection(1, z, 0., kCP3AdaptorTubeBulgeRo);
 593 //  Tube
 594     shCp3AtV->DefineSection(2, z, 0., kCP3AdaptorTubeRo);
 595     z =  + kCP3AdaptorTubeLength / 2.;
 596     shCp3AtV->DefineSection(3, z, 0., kCP3AdaptorTubeRo);
 597
 598     TGeoVolume* voCp3AtV = new TGeoVolume("CP3ATV", shCp3AtV, kMedVac);
 599
 600     TGeoPcon* shCp3AtS = new TGeoPcon(0., 360., 4);
 601 //  Bulge at transition
 602     shCp3AtS->DefineSection(0, shCp3AtV->GetZ(0), kCP3AdaptorTubeBulgeRi, kCP3AdaptorTubeBulgeRo);
 603     shCp3AtS->DefineSection(1, shCp3AtV->GetZ(1), kCP3AdaptorTubeBulgeRi, kCP3AdaptorTubeBulgeRo);
 604 //  Tube
 605     shCp3AtS->DefineSection(2, shCp3AtV->GetZ(2), kCP3AdaptorTubeRi,      kCP3AdaptorTubeRo);
 606     shCp3AtS->DefineSection(3, shCp3AtV->GetZ(3), kCP3AdaptorTubeRi ,     kCP3AdaptorTubeRo);
 607     TGeoVolume* voCp3AtS = new TGeoVolume("CP3ATS", shCp3AtS, kMedSteel);
 608
 609     voCp3AtV->AddNode(voCp3AtS, 1, gGeoIdentity);
 610     dz = - kCP3Length / 2. +  kCP3AdaptorTubeLength / 2.;
 611     voCp3Mo->AddNode(voCp3AtV, 1, new TGeoTranslation(0., 0., dz));
 612
 613 /////////////////////////////////
 614 // CP/3 Bellow section         //
 615 /////////////////////////////////
 616
 617 //
 618 //  Upper part of the undulation
 619     TGeoTorus* plieTorusUO =  new TGeoTorus(kCP3BellowRo - kCP3PlieR, 0. , kCP3PlieR);
 620     plieTorusUO->SetName("TorusUO");
 621     TGeoTorus* plieTorusUI =  new TGeoTorus(kCP3BellowRo - kCP3PlieR, kCP3PlieR - kCP3PlieThickness, kCP3PlieR);
 622     plieTorusUI->SetName("TorusUI");
 623     TGeoTube*  plieTubeU   =  new TGeoTube (kCP3BellowRo - kCP3PlieR, kCP3BellowRo, kCP3PlieR);
 624     plieTubeU->SetName("TubeU");
 625
 626     TGeoCompositeShape*  shUpperPlieO = new TGeoCompositeShape("upperPlieO", "TorusUO*TubeU");
 627     TGeoCompositeShape*  shUpperPlieI = new TGeoCompositeShape("upperPlieI", "TorusUI*TubeU");
 628
 629     TGeoVolume* voWiggleUO = new TGeoVolume("CP3WUO", shUpperPlieO, kMedVac);
 630     TGeoVolume* voWiggleUI = new TGeoVolume("CP3WUI", shUpperPlieI, kMedSteel);
 631     voWiggleUO->AddNode(voWiggleUI, 1,  gGeoIdentity);
 632 //
 633 // Lower part of the undulation
 634     TGeoTorus* plieTorusLO =  new TGeoTorus(kCP3BellowRi + kCP3PlieR, 0. , kCP3PlieR);
 635     plieTorusLO->SetName("TorusLO");
 636     TGeoTorus* plieTorusLI =  new TGeoTorus(kCP3BellowRi + kCP3PlieR, kCP3PlieR - kCP3PlieThickness, kCP3PlieR);
 637     plieTorusLI->SetName("TorusLI");
 638     TGeoTube*  plieTubeL   =  new TGeoTube (kCP3BellowRi, kCP3BellowRi + kCP3PlieR, kCP3PlieR);
 639     plieTubeL->SetName("TubeL");
 640
 641     TGeoCompositeShape*  shLowerPlieO = new TGeoCompositeShape("lowerPlieO", "TorusLO*TubeL");
 642     TGeoCompositeShape*  shLowerPlieI = new TGeoCompositeShape("lowerPlieI", "TorusLI*TubeL");
 643
 644     TGeoVolume* voWiggleLO = new TGeoVolume("CP3WLO", shLowerPlieO, kMedVac);
 645     TGeoVolume* voWiggleLI = new TGeoVolume("CP3WLI", shLowerPlieI, kMedSteel);
 646     voWiggleLO->AddNode(voWiggleLI, 1,  gGeoIdentity);
 647
 648 //
 649 // Connection between upper and lower part of undulation
 650     TGeoVolume* voWiggleC1 = new TGeoVolume("Q3WCO1",
 651                                           new TGeoTube(kCP3BellowRi + kCP3PlieR, kCP3BellowRo - kCP3PlieR, kCP3PlieThickness / 2.),
 652                                           kMedSteel);
 653     TGeoVolume* voWiggleC2 = new TGeoVolume("Q3WCO2",
 654                                           new TGeoTube(kCP3BellowRi + kCP3ConnectionPlieR, kCP3BellowRo - kCP3PlieR, kCP3PlieThickness / 2.),
 655                                           kMedSteel);
 656 //
 657 // Conncetion between undulated section and beam pipe
 658     TGeoTorus* plieTorusCO =  new TGeoTorus(kCP3BellowRi + kCP3ConnectionPlieR, 0. , kCP3ConnectionPlieR);
 659     plieTorusCO->SetName("TorusCO");
 660     TGeoTorus* plieTorusCI =  new TGeoTorus(kCP3BellowRi + kCP3ConnectionPlieR, kCP3ConnectionPlieR - kCP3PlieThickness, kCP3ConnectionPlieR);
 661     plieTorusCI->SetName("TorusCI");
 662     TGeoTube*  plieTubeC   =  new TGeoTube (kCP3BellowRi, kCP3BellowRi + kCP3ConnectionPlieR, kCP3ConnectionPlieR);
 663     plieTubeC->SetName("TubeC");
 664
 665     TGeoCompositeShape*  shConnectionPlieO = new TGeoCompositeShape("connectionPlieO", "TorusCO*TubeC");
 666     TGeoCompositeShape*  shConnectionPlieI = new TGeoCompositeShape("connectionPlieI", "TorusCI*TubeC");
 667
 668     TGeoVolume* voConnectionPO = new TGeoVolume("CP3CPO", shConnectionPlieO, kMedVac);
 669     TGeoVolume* voConnectionPI = new TGeoVolume("CP3CPI", shConnectionPlieI, kMedSteel);
 670     voConnectionPO->AddNode(voConnectionPI, 1,  gGeoIdentity);
 671 //
 672 // Connecting pipes
 673     TGeoVolume* voConnectionPipeO = new TGeoVolume("CP3BECO",
 674                                                    new TGeoTube(0., kCP3AdaptorTubeRo, kCP3BellowConnectionLength / 2.),
 675                                                    kMedVac);
 676     TGeoVolume* voConnectionPipeI = new TGeoVolume("CP3BECI",
 677                                                    new TGeoTube(kCP3AdaptorTubeRi, kCP3AdaptorTubeRo, kCP3BellowConnectionLength / 2.),
 678                                                    kMedSteel);
 679
 680     voConnectionPipeO->AddNode(voConnectionPipeI, 1,  gGeoIdentity);
 681
 682 //
 683 // Bellow mother
 684     TGeoPcon* shBellowMotherPC = new TGeoPcon(0., 360., 6);
 685     dz =  - kCP3BellowLength / 2;
 686     shBellowMotherPC->DefineSection(0, dz, 0.,  kCP3AdaptorTubeRo);
 687     dz +=  kCP3BellowConnectionLength;
 688     shBellowMotherPC->DefineSection(1, dz, 0.,  kCP3AdaptorTubeRo);
 689     shBellowMotherPC->DefineSection(2, dz, 0.,  kCP3BellowRo);
 690     dz =  kCP3BellowLength /2. -  kCP3BellowConnectionLength;;
 691     shBellowMotherPC->DefineSection(3, dz, 0.,  kCP3BellowRo);
 692     shBellowMotherPC->DefineSection(4, dz, 0.,  kCP3AdaptorTubeRo);
 693     dz +=  kCP3BellowConnectionLength;
 694     shBellowMotherPC->DefineSection(5, dz, 0.,  kCP3AdaptorTubeRo);
 695
 696     TGeoVolume* voBellowMother = new TGeoVolume("CP3BeMO", shBellowMotherPC, kMedVac);
 697     voBellowMother->SetVisibility(0);
 698
 699 //
 700 // Add undulations
 701     z0   =  - kCP3BellowLength / 2. +  kCP3BellowConnectionLength + 2. * kCP3ConnectionPlieR - kCP3PlieThickness;
 702     zsh  = 4. *  kCP3PlieR -  2. * kCP3PlieThickness;
 703     for (Int_t iw = 0; iw < 18; iw++) {
 704         Float_t zpos =  z0 + iw * zsh;
 705         if (iw > 0)
 706             voBellowMother->AddNode(voWiggleC1,  iw + 1 , new TGeoTranslation(0., 0., zpos + kCP3PlieThickness / 2.));
 707         else
 708             voBellowMother->AddNode(voWiggleC2,  iw + 1 , new TGeoTranslation(0., 0., zpos + kCP3PlieThickness / 2.));
 709
 710         zpos += kCP3PlieR;
 711         voBellowMother->AddNode(voWiggleUO, iw + 1,  new TGeoTranslation(0., 0., zpos));
 712
 713         zpos += kCP3PlieR;
 714         if (iw < 17)
 715             voBellowMother->AddNode(voWiggleC1,  iw + 19, new TGeoTranslation(0., 0., zpos - kCP3PlieThickness / 2.));
 716         else
 717             voBellowMother->AddNode(voWiggleC2,  iw + 19, new TGeoTranslation(0., 0., zpos - kCP3PlieThickness / 2.));
 718
 719         if (iw < 17) {
 720             zpos += kCP3PlieR;
 721             voBellowMother->AddNode(voWiggleLO, iw + 1, new TGeoTranslation(0., 0., zpos -  kCP3PlieThickness));
 722         }
 723     }
 724 //
 725 // Add connecting undulation between bellow and connecting pipe
 726     dz = - kCP3BellowUndulatedLength / 2. + kCP3ConnectionPlieR;
 727     voBellowMother->AddNode(voConnectionPO, 1,  new TGeoTranslation(0., 0.,  dz));
 728     voBellowMother->AddNode(voConnectionPO, 2,  new TGeoTranslation(0., 0., -dz));
 729 //
 730 // Add connecting pipe
 731     dz =  - kCP3BellowLength / 2. +  kCP3BellowConnectionLength / 2.;
 732     voBellowMother->AddNode(voConnectionPipeO, 1,  new TGeoTranslation(0., 0.,   dz));
 733     voBellowMother->AddNode(voConnectionPipeO, 2,  new TGeoTranslation(0., 0.,  -dz));
 734 //
 735 // Add bellow to CP/3 mother
 736     dz = - kCP3Length / 2. +  kCP3AdaptorTubeLength +  kCP3BellowLength / 2.;
 737     voCp3Mo->AddNode(voBellowMother, 1,  new TGeoTranslation(0., 0., dz));
 738     dz += (kCP3BellowLength +  kCP3TubeLength);
 739     voCp3Mo->AddNode(voBellowMother, 2,  new TGeoTranslation(0., 0., dz));
 740
 741
 742 ///////////////////////////////////////////
 743 // Beam pipe section between bellows     //
 744 ///////////////////////////////////////////
 745
 746     TGeoVolume* voCp3Bco = new TGeoVolume("CP3BCO",
 747                                           new TGeoTube(0.,  kCP3AdaptorTubeRo,  kCP3TubeLength / 2.),
 748                                           kMedVac);
 749
 750     TGeoVolume* voCp3Bci = new TGeoVolume("CP3BCI",
 751                                           new TGeoTube(kCP3AdaptorTubeRi, kCP3AdaptorTubeRo, kCP3TubeLength / 2.),
 752                                           kMedSteel);
 753
 754     voCp3Bco->AddNode(voCp3Bci, 1, gGeoIdentity);
 755     dz = - kCP3Length / 2. +   kCP3AdaptorTubeLength +  kCP3BellowLength +  kCP3TubeLength / 2.;
 756     voCp3Mo->AddNode(voCp3Bco, 1, new TGeoTranslation(0., 0., dz));
 757
 758
 759 ///////////////////////////////////////////
 760 // CP3 Minimised Flange                  //
 761 ///////////////////////////////////////////
 762
 763     TGeoPcon* shCp3mfo = new TGeoPcon(0., 360., 4);
 764     z = - (kCP3FlangeConnectorLength + kCP3FlangeLength) / 2.;
 765 //  Connection Tube
 766     shCp3mfo->DefineSection(0, z, 0., kCP3AdaptorTubeRo);
 767     z +=  kCP3FlangeConnectorLength;
 768     shCp3mfo->DefineSection(1, z, 0., kCP3AdaptorTubeRo);
 769 //  Flange
 770     shCp3mfo->DefineSection(2, z, 0., kCP3FlangeRo);
 771     z = - shCp3mfo->GetZ(0);
 772     shCp3mfo->DefineSection(3, z, 0., kCP3FlangeRo);
 773
 774     TGeoVolume* voCp3mfo = new TGeoVolume("CP3MFO", shCp3mfo, kMedVac);
 775
 776
 777     TGeoPcon* shCp3mfi = new TGeoPcon(0., 360., 4);
 778 //  Connection Tube
 779     shCp3mfi->DefineSection(0, shCp3mfo->GetZ(0), kCP3AdaptorTubeRi, kCP3AdaptorTubeRo);
 780     shCp3mfi->DefineSection(1, shCp3mfo->GetZ(1), kCP3AdaptorTubeRi, kCP3AdaptorTubeRo);
 781 //  Flange
 782     shCp3mfi->DefineSection(2, shCp3mfo->GetZ(2), kCP3AdaptorTubeRi, kCP3FlangeRo);
 783     shCp3mfi->DefineSection(3, shCp3mfo->GetZ(3), kCP3AdaptorTubeRi, kCP3FlangeRo);
 784
 785     TGeoVolume* voCp3mfi = new TGeoVolume("CP3MFI", shCp3mfi, kMedSteel);
 786
 787     voCp3mfo->AddNode(voCp3mfi, 1, gGeoIdentity);
 788     dz =  kCP3Length / 2. - (kCP3FlangeConnectorLength + kCP3FlangeLength) / 2.;
 789     voCp3Mo->AddNode(voCp3mfo, 1, new TGeoTranslation(0., 0., dz));
 790
 791
 792 //
 793 //  Assemble the central beam pipe
 794 //
 795     TGeoVolumeAssembly* asCP = new TGeoVolumeAssembly("CP");
 796     z = 0.;
 797     asCP->AddNode(voCp2,   1, gGeoIdentity);
 798     z +=  kCP2Length / 2. + kCP1Length / 2.;
 799     asCP->AddNode(voCp1, 1, new TGeoTranslation(0., 0., z));
 800     z +=  kCP1Length / 2.  + kCP3Length / 2.;
 801     asCP->AddNode(voCp3, 1, new TGeoTranslation(0., 0., z));
 802     top->AddNode(asCP, 1,  new TGeoCombiTrans(0., 0., 400. -  kCP2Length / 2, rot180));
 803
 804
 805
 806
 807 ////////////////////////////////////////////////////////////////////////////////
 808 //                                                                            //
 809 //                                  RB24/1                                    //
 810 //                                                                            //
 811 ////////////////////////////////////////////////////////////////////////////////
 812 //
 813 //
 814 // Drawing LHCVC2U_0001
 815 // Copper Tube RB24/1      393.5 cm
 816 // Warm module VMACA        18.0 cm
 817 // Annular Ion Pump         35.0 cm
 818 // Valve                     7.5 cm
 819 // Warm module VMABC        28.0 cm
 820 // ================================
 821 //                         462.0 cm
 822 //
 823
 824
 825 // Copper Tube RB24/1
 826     const Float_t  kRB24CuTubeL   = 393.5;
 827     const Float_t  kRB24CuTubeRi  = 8.0/2.;
 828     const Float_t  kRB24CuTubeRo  = 8.4/2.;
 829     const Float_t  kRB24CuTubeFRo = 7.6;
 830     const Float_t  kRB24CuTubeFL  = 1.86;
 831
 832     TGeoVolume* voRB24CuTubeM = new TGeoVolume("voRB24CuTubeM",
 833                                                new TGeoTube(0., kRB24CuTubeRo, kRB24CuTubeL/2.), kMedVac);
 834     voRB24CuTubeM->SetVisibility(0);
 835     TGeoVolume* voRB24CuTube  = new TGeoVolume("voRB24CuTube",
 836                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB24CuTubeL/2.), kMedCu);
 837     voRB24CuTubeM->AddNode(voRB24CuTube, 1, gGeoIdentity);
 838     // Air outside tube with higher transport cuts
 839     TGeoVolume* voRB24CuTubeA  = new TGeoVolume("voRB24CuTubeA",
 840                                                 new TGeoTube(25., 100., kRB24CuTubeL/2.), kMedAirHigh);
 841     voRB24CuTubeA->SetVisibility(0);
 842     // Simplified DN 100 Flange
 843      TGeoVolume* voRB24CuTubeF = new TGeoVolume("voRB24CuTubeF",
 844                                                new TGeoTube(kRB24CuTubeRo, kRB24CuTubeFRo, kRB24CuTubeFL/2.), kMedSteel);
 845
 846 // Warm Module Type VMACA
 847 // LHCVMACA_0002
 848 //
 849 // Pos 1 Warm Bellows DN100       LHCVBU__0012
 850 // Pos 2 RF Contact   D80         LHCVSR__0005
 851 // Pos 3 Trans. Tube Flange       LHCVSR__0065
 852 // [Pos 4 Hex. Countersunk Screw   Bossard BN4719]
 853 // [Pos 5 Tension spring           LHCVSR__0011]
 854 //
 855 //
 856 //
 857 // Pos1    Warm Bellows DN100
 858 // Pos1.1  Bellows                  LHCVBU__0006
 859 //
 860 //
 861 // Connection Tubes
 862 // Connection tube inner r
 863     const Float_t kRB24B1ConTubeRin        = 10.0/2.;
 864 // Connection tube outer r
 865     const Float_t kRB24B1ConTubeRou        = 10.3/2.;
 866 // Connection tube length
 867     const Float_t kRB24B1ConTubeL          =  2.5;
 868 //
 869     const Float_t kRB24B1CompL             = 16.00;    // Length of the compensator
 870     const Float_t kRB24B1BellowRi          = 10.25/2.; // Bellow inner radius
 871     const Float_t kRB24B1BellowRo          = 11.40/2.; // Bellow outer radius
 872     const Int_t   kRB24B1NumberOfPlies     = 27;       // Number of plies
 873     const Float_t kRB24B1BellowUndL        = 11.00;    // Length of undulated region
 874     const Float_t kRB24B1PlieThickness     =  0.015;   // Plie thickness
 875
 876     const Float_t kRB24B1PlieRadius =
 877         (kRB24B1BellowUndL + (2. *  kRB24B1NumberOfPlies - 2.) * kRB24B1PlieThickness) / (4. * kRB24B1NumberOfPlies);
 878
 879     const Float_t kRB24B1ProtTubeThickness = 0.02;     // Thickness of the protection tube
 880     const Float_t kRB24B1ProtTubeLength    = 4.2;      // Length of the protection tube
 881
 882     const Float_t kRB24B1RFlangeL          = 1.86;     // Length of the flanges
 883     const Float_t kRB24B1RFlangeLO         = 0.26;     // Flange overlap
 884     const Float_t kRB24B1RFlangeRO         = 11.18/2;  // Inner radius at Flange overlap
 885     const Float_t kRB24B1RFlangeRou        = 15.20/2.; // Outer radius of flange
 886     const Float_t kRB24B1RFlangeRecess     = 0.98;     // Flange recess
 887     const Float_t kRB24B1L                 = kRB24B1CompL +  2. * (kRB24B1RFlangeL - kRB24B1RFlangeRecess);
 888
 889 ///
 890 //
 891 // Bellow mother volume
 892     TGeoPcon* shRB24B1BellowM = new TGeoPcon(0., 360., 14);
 893     // Connection Tube and Flange
 894     z = 0.;
 895     shRB24B1BellowM->DefineSection( 0, z, 0.,               kRB24B1RFlangeRou);
 896     z += kRB24B1RFlangeLO;
 897     shRB24B1BellowM->DefineSection( 1, z, 0.,               kRB24B1RFlangeRou);
 898     shRB24B1BellowM->DefineSection( 2, z, 0.,               kRB24B1RFlangeRou);
 899     z = kRB24B1RFlangeL;
 900     shRB24B1BellowM->DefineSection( 3, z, 0.,               kRB24B1RFlangeRou);
 901     shRB24B1BellowM->DefineSection( 4, z, 0.,               kRB24B1ConTubeRou);
 902     z = kRB24B1ConTubeL +  kRB24B1RFlangeL - kRB24B1RFlangeRecess;
 903     shRB24B1BellowM->DefineSection( 5, z, 0.,               kRB24B1ConTubeRou);
 904     // Plie
 905     shRB24B1BellowM->DefineSection( 6, z, 0.,               kRB24B1BellowRo + kRB24B1ProtTubeThickness);
 906     z += kRB24B1BellowUndL;
 907     shRB24B1BellowM->DefineSection( 7, z, 0.,               kRB24B1BellowRo + kRB24B1ProtTubeThickness);
 908     shRB24B1BellowM->DefineSection( 8, z, 0.,               kRB24B1ConTubeRou);
 909     // Connection Tube and Flange
 910     z = kRB24B1L - shRB24B1BellowM->GetZ(3);
 911     shRB24B1BellowM->DefineSection( 9, z, 0.,               kRB24B1ConTubeRou);
 912     shRB24B1BellowM->DefineSection(10, z, 0.,               kRB24B1RFlangeRou);
 913     z = kRB24B1L - shRB24B1BellowM->GetZ(1);
 914     shRB24B1BellowM->DefineSection(11, z, 0.,               kRB24B1RFlangeRou);
 915     shRB24B1BellowM->DefineSection(12, z, 0.,               kRB24B1RFlangeRou);
 916     z = kRB24B1L - shRB24B1BellowM->GetZ(0);
 917     shRB24B1BellowM->DefineSection(13, z, 0.,               kRB24B1RFlangeRou);
 918
 919     TGeoVolume* voRB24B1BellowM = new TGeoVolume("RB24B1BellowM", shRB24B1BellowM, kMedVac);
 920     voRB24B1BellowM->SetVisibility(0);
 921 //
 922 // Bellow Section
 923     TGeoVolume* voRB24B1Bellow
 924         = MakeBellow("RB24B1", kRB24B1NumberOfPlies, kRB24B1BellowRi, kRB24B1BellowRo,
 925                      kRB24B1BellowUndL, kRB24B1PlieRadius ,kRB24B1PlieThickness);
 926     voRB24B1Bellow->SetVisibility(0);
 927
 928 //
 929 // End Parts (connection tube)
 930     TGeoVolume* voRB24B1CT = new TGeoVolume("RB24B1CT", new TGeoTube(kRB24B1ConTubeRin, kRB24B1ConTubeRou,  kRB24B1ConTubeL/2.), kMedSteel);
 931 //
 932 // Protection Tube
 933     TGeoVolume* voRB24B1PT = new TGeoVolume("RB24B1PT", new TGeoTube(kRB24B1BellowRo, kRB24B1BellowRo + kRB24B1ProtTubeThickness,
 934                                                                      kRB24B1ProtTubeLength / 2.), kMedSteel);
 935
 936     z = kRB24B1ConTubeL/2. +  (kRB24B1RFlangeL - kRB24B1RFlangeRecess);
 937
 938     voRB24B1BellowM->AddNode(voRB24B1CT, 1, new TGeoTranslation(0., 0., z));
 939     z += (kRB24B1ConTubeL/2.+ kRB24B1BellowUndL/2.);
 940     voRB24B1BellowM->AddNode(voRB24B1Bellow, 1, new TGeoTranslation(0., 0., z));
 941     z += (kRB24B1BellowUndL/2. + kRB24B1ConTubeL/2);
 942     voRB24B1BellowM->AddNode(voRB24B1CT, 2, new TGeoTranslation(0., 0., z));
 943     z =  kRB24B1ConTubeL +  kRB24B1ProtTubeLength / 2. + 1. + kRB24B1RFlangeLO;
 944     voRB24B1BellowM->AddNode(voRB24B1PT, 1, new TGeoTranslation(0., 0., z));
 945     z +=  kRB24B1ProtTubeLength + 0.6;
 946     voRB24B1BellowM->AddNode(voRB24B1PT, 2, new TGeoTranslation(0., 0., z));
 947
 948
 949
 950 // Pos 1/2 Rotatable Flange         LHCVBU__0013
 951 // Pos 1/3 Flange DN100/103         LHCVBU__0018
 952 // The two flanges can be represented by the same volume
 953     // Outer Radius (including the outer movable ring).
 954     // The inner ring has a diameter of 12.04 cm
 955
 956
 957     TGeoPcon* shRB24B1RFlange = new TGeoPcon(0., 360., 10);
 958     z = 0.;
 959     shRB24B1RFlange->DefineSection(0, z, 10.30/2., kRB24B1RFlangeRou);
 960     z += 0.55;  // 5.5 mm added for outer ring
 961     z += 0.43;
 962     shRB24B1RFlange->DefineSection(1, z, 10.30/2., kRB24B1RFlangeRou);
 963     shRB24B1RFlange->DefineSection(2, z, 10.06/2., kRB24B1RFlangeRou);
 964     z += 0.15;
 965     shRB24B1RFlange->DefineSection(3, z, 10.06/2., kRB24B1RFlangeRou);
 966     // In reality this part is rounded
 967     shRB24B1RFlange->DefineSection(4, z, 10.91/2., kRB24B1RFlangeRou);
 968     z += 0.15;
 969     shRB24B1RFlange->DefineSection(5, z, 10.91/2., kRB24B1RFlangeRou);
 970     shRB24B1RFlange->DefineSection(6, z, 10.06/2., kRB24B1RFlangeRou);
 971     z += 0.32;
 972     shRB24B1RFlange->DefineSection(7, z, 10.06/2., kRB24B1RFlangeRou);
 973     shRB24B1RFlange->DefineSection(8, z, kRB24B1RFlangeRO, kRB24B1RFlangeRou);
 974     z += kRB24B1RFlangeLO;
 975     shRB24B1RFlange->DefineSection(9, z, kRB24B1RFlangeRO, kRB24B1RFlangeRou);
 976
 977     TGeoVolume* voRB24B1RFlange = new TGeoVolume("RB24B1RFlange", shRB24B1RFlange, kMedSteel);
 978
 979
 980     z = kRB24B1L - kRB24B1RFlangeL;
 981     voRB24B1BellowM->AddNode(voRB24B1RFlange, 1, new TGeoTranslation(0., 0., z));
 982     z = kRB24B1RFlangeL;
 983     voRB24B1BellowM->AddNode(voRB24B1RFlange, 2, new TGeoCombiTrans(0., 0., z, rot180));
 984 //
 985 // Pos 2 RF Contact   D80         LHCVSR__0005
 986 //
 987 // Pos 2.1 RF Contact Flange      LHCVSR__0003
 988 //
 989     TGeoPcon* shRB24B1RCTFlange = new TGeoPcon(0., 360., 6);
 990     const Float_t kRB24B1RCTFlangeRin  = 8.06/2.;  // Inner radius
 991     const Float_t kRB24B1RCTFlangeL    = 1.45;     // Length
 992
 993     z = 0.;
 994     shRB24B1RCTFlange->DefineSection(0, z, kRB24B1RCTFlangeRin,  8.20/2.);
 995     z += 0.15;
 996     shRB24B1RCTFlange->DefineSection(1, z, kRB24B1RCTFlangeRin,  8.20/2.);
 997     shRB24B1RCTFlange->DefineSection(2, z, kRB24B1RCTFlangeRin,  8.60/2.);
 998     z += 1.05;
 999     shRB24B1RCTFlange->DefineSection(3, z, kRB24B1RCTFlangeRin,  8.60/2.);
1000     shRB24B1RCTFlange->DefineSection(4, z, kRB24B1RCTFlangeRin, 11.16/2.);
1001     z += 0.25;
1002     shRB24B1RCTFlange->DefineSection(5, z, kRB24B1RCTFlangeRin, 11.16/2.);
1003     TGeoVolume* voRB24B1RCTFlange = new TGeoVolume("RB24B1RCTFlange", shRB24B1RCTFlange, kMedCu);
1004     z = kRB24B1L - kRB24B1RCTFlangeL;
1005
1006     voRB24B1BellowM->AddNode(voRB24B1RCTFlange, 1, new TGeoTranslation(0., 0., z));
1007 //
1008 // Pos 2.2 RF-Contact        LHCVSR__0004
1009 //
1010     TGeoPcon* shRB24B1RCT = new TGeoPcon(0., 360., 3);
1011     const Float_t kRB24B1RCTRin  = 8.00/2.;        // Inner radius
1012     const Float_t kRB24B1RCTCRin = 8.99/2.;        // Max. inner radius conical section
1013     const Float_t kRB24B1RCTL    = 11.78;          // Length
1014     const Float_t kRB24B1RCTSL   = 10.48;          // Length of straight section
1015     const Float_t kRB24B1RCTd    =  0.03;          // Thickness
1016
1017     z = 0;
1018     shRB24B1RCT->DefineSection(0, z,  kRB24B1RCTCRin,  kRB24B1RCTCRin + kRB24B1RCTd);
1019     z =  kRB24B1RCTL -  kRB24B1RCTSL;
1020     // In the (VSR0004) this section is straight in (LHCVC2U_0001) it is conical ????
1021     shRB24B1RCT->DefineSection(1, z,  kRB24B1RCTRin + 0.35,  kRB24B1RCTRin + 0.35 + kRB24B1RCTd);
1022     z = kRB24B1RCTL;
1023     shRB24B1RCT->DefineSection(2, z,  kRB24B1RCTRin,  kRB24B1RCTRin + kRB24B1RCTd);
1024
1025     TGeoVolume* voRB24B1RCT = new TGeoVolume("RB24B1RCT", shRB24B1RCT, kMedCu);
1026     z = kRB24B1L - kRB24B1RCTL - 0.45;
1027     voRB24B1BellowM->AddNode(voRB24B1RCT, 1, new TGeoTranslation(0., 0., z));
1028
1029 //
1030 // Pos 3 Trans. Tube Flange       LHCVSR__0065
1031 //
1032 // Pos 3.1 Transition Tube D53    LHCVSR__0064
1033 // Pos 3.2 Transition Flange      LHCVSR__0060
1034 // Pos 3.3 Transition Tube        LHCVSR__0058
1035     TGeoPcon* shRB24B1TTF = new TGeoPcon(0., 360., 7);
1036     // Flange
1037     z = 0.;
1038     shRB24B1TTF->DefineSection(0, z,  6.30/2., 11.16/2.);
1039     z += 0.25;
1040     shRB24B1TTF->DefineSection(1, z,  6.30/2., 11.16/2.);
1041     shRB24B1TTF->DefineSection(2, z,  6.30/2.,  9.3/2.);
1042     z += 0.55;
1043     shRB24B1TTF->DefineSection(3, z,  6.30/2.,  9.3/2.);
1044     // Tube
1045     shRB24B1TTF->DefineSection(4, z,  6.30/2.,  6.7/2.);
1046     z += 5.80;
1047     shRB24B1TTF->DefineSection(5, z,  6.30/2.,  6.7/2.);
1048     // Transition Tube
1049     z += 3.75;
1050     shRB24B1TTF->DefineSection(6, z,  8.2/2.,  8.6/2.);
1051     TGeoVolume* voRB24B1TTF = new TGeoVolume("RB24B1TTF", shRB24B1TTF, kMedSteel);
1052     z =  0.;
1053     voRB24B1BellowM->AddNode(voRB24B1TTF, 1, new TGeoTranslation(0., 0., z));
1054
1055 // Annular Ion Pump
1056 // LHCVC2U_0003
1057 //
1058 // Pos  1 Rotable Flange         LHCVFX__0031
1059 // Pos  2 RF Screen Tube         LHCVC2U_0005
1060 // Pos  3 Shell                  LHCVC2U_0007
1061 // Pos  4 Extruded Shell         LHCVC2U_0006
1062 // Pos  5 Feedthrough Tube       LHCVC2U_0004
1063 // Pos  6 Tubulated Flange       STDVFUHV0021
1064 // Pos  7 Fixed Flange           LHCVFX__0032
1065 // Pos  8 Pumping Elements
1066
1067 //
1068 // Pos 1 Rotable Flange          LHCVFX__0031
1069 // pos 7 Fixed Flange            LHCVFX__0032
1070 //
1071 //  Mother volume
1072     const Float_t kRB24AIpML = 35.;
1073
1074     TGeoVolume* voRB24AIpM = new TGeoVolume("voRB24AIpM", new TGeoTube(0., 10., kRB24AIpML/2.), kMedAir);
1075     voRB24AIpM->SetVisibility(0);
1076
1077     //
1078     // Length 35 cm
1079     // Flange 2 x 1.98 =   3.96
1080     // Tube            =  32.84
1081     //==========================
1082     //                    36.80
1083     // Overlap 2 * 0.90 =  1.80
1084
1085     const Float_t kRB24IpRFD1     =  0.68;    // Length of section 1
1086     const Float_t kRB24IpRFD2     =  0.30;    // Length of section 2
1087     const Float_t kRB24IpRFD3     =  0.10;    // Length of section 3
1088     const Float_t kRB24IpRFD4     =  0.35;    // Length of section 4
1089     const Float_t kRB24IpRFD5     =  0.55;    // Length of section 5
1090
1091     const Float_t kRB24IpRFRo     = 15.20/2.; // Flange outer radius
1092     const Float_t kRB24IpRFRi1    =  6.30/2.; // Flange inner radius section 1
1093     const Float_t kRB24IpRFRi2    =  6.00/2.; // Flange inner radius section 2
1094     const Float_t kRB24IpRFRi3    =  5.84/2.; // Flange inner radius section 3
1095     const Float_t kRB24IpRFRi4    =  6.00/2.; // Flange inner radius section 1
1096     const Float_t kRB24IpRFRi5    = 10.50/2.; // Flange inner radius section 2
1097
1098     TGeoPcon* shRB24IpRF = new TGeoPcon(0., 360., 9);
1099     z0 = 0.;
1100     shRB24IpRF->DefineSection(0, z0, kRB24IpRFRi1, kRB24IpRFRo);
1101     z0 += kRB24IpRFD1;
1102     shRB24IpRF->DefineSection(1, z0, kRB24IpRFRi2, kRB24IpRFRo);
1103     z0 += kRB24IpRFD2;
1104     shRB24IpRF->DefineSection(2, z0, kRB24IpRFRi2, kRB24IpRFRo);
1105     shRB24IpRF->DefineSection(3, z0, kRB24IpRFRi3, kRB24IpRFRo);
1106     z0 += kRB24IpRFD3;
1107     shRB24IpRF->DefineSection(4, z0, kRB24IpRFRi3, kRB24IpRFRo);
1108     shRB24IpRF->DefineSection(5, z0, kRB24IpRFRi4, kRB24IpRFRo);
1109     z0 += kRB24IpRFD4;
1110     shRB24IpRF->DefineSection(6, z0, kRB24IpRFRi4, kRB24IpRFRo);
1111     shRB24IpRF->DefineSection(7, z0, kRB24IpRFRi5, kRB24IpRFRo);
1112     z0 += kRB24IpRFD5;
1113     shRB24IpRF->DefineSection(8, z0, kRB24IpRFRi5, kRB24IpRFRo);
1114
1115     TGeoVolume* voRB24IpRF = new TGeoVolume("RB24IpRF", shRB24IpRF, kMedSteel);
1116
1117 //
1118 // Pos  2 RF Screen Tube         LHCVC2U_0005
1119 //
1120
1121 //
1122 // Tube
1123     Float_t kRB24IpSTTL  = 32.84;            // Total length of the tube
1124     Float_t kRB24IpSTTRi =  5.80/2.;         // Inner Radius
1125     Float_t kRB24IpSTTRo =  6.00/2.;         // Outer Radius
1126     TGeoVolume* voRB24IpSTT = new TGeoVolume("RB24IpSTT", new TGeoTube(kRB24IpSTTRi, kRB24IpSTTRo, kRB24IpSTTL/2.), kMedSteel);
1127 // Screen
1128     Float_t kRB24IpSTCL  =  0.4;             // Lenth of the crochet detail
1129     // Length of the screen
1130     Float_t kRB24IpSTSL  =  9.00 - 2. * kRB24IpSTCL;
1131     // Rel. position of the screen
1132     Float_t kRB24IpSTSZ  =  7.00 + kRB24IpSTCL;
1133     TGeoVolume* voRB24IpSTS = new TGeoVolume("RB24IpSTS", new TGeoTube(kRB24IpSTTRi, kRB24IpSTTRo, kRB24IpSTSL/2.), kMedSteel);
1134     // Vacuum
1135     TGeoVolume* voRB24IpSTV = new TGeoVolume("RB24IpSTV", new TGeoTube(0., kRB24IpSTTRi, kRB24AIpML/2.), kMedVac);
1136     //
1137     voRB24IpSTT->AddNode(voRB24IpSTS, 1, new TGeoTranslation(0., 0., kRB24IpSTSZ -  kRB24IpSTTL/2. +  kRB24IpSTSL/2.));
1138
1139 // Crochets
1140     // Inner radius
1141     Float_t kRB24IpSTCRi  = kRB24IpSTTRo + 0.25;
1142     // Outer radius
1143     Float_t kRB24IpSTCRo  = kRB24IpSTTRo + 0.35;
1144     // Length of 1stsection
1145     Float_t kRB24IpSTCL1  = 0.15;
1146     // Length of 2nd section
1147     Float_t kRB24IpSTCL2  = 0.15;
1148     // Length of 3rd section
1149     Float_t kRB24IpSTCL3  = 0.10;
1150     // Rel. position of 1st Crochet
1151
1152
1153     TGeoPcon* shRB24IpSTC = new TGeoPcon(0., 360., 5);
1154     z0 = 0;
1155     shRB24IpSTC->DefineSection(0, z0, kRB24IpSTCRi, kRB24IpSTCRo);
1156     z0 += kRB24IpSTCL1;
1157     shRB24IpSTC->DefineSection(1, z0, kRB24IpSTCRi, kRB24IpSTCRo);
1158     shRB24IpSTC->DefineSection(2, z0, kRB24IpSTTRo, kRB24IpSTCRo);
1159     z0 += kRB24IpSTCL2;
1160     shRB24IpSTC->DefineSection(3, z0, kRB24IpSTTRo, kRB24IpSTCRo);
1161     z0 += kRB24IpSTCL3;
1162     shRB24IpSTC->DefineSection(4, z0, kRB24IpSTTRo, kRB24IpSTTRo + 0.001);
1163     TGeoVolume* voRB24IpSTC = new TGeoVolume("RB24IpSTC", shRB24IpSTC, kMedSteel);
1164
1165 // Pos  3 Shell                  LHCVC2U_0007
1166 // Pos  4 Extruded Shell         LHCVC2U_0006
1167     Float_t kRB24IpShellL     =  4.45;    // Length of the Shell
1168     Float_t kRB24IpShellD     =  0.10;    // Wall thickness of the shell
1169     Float_t kRB24IpShellCTRi  =  6.70/2.; // Inner radius of the connection tube
1170     Float_t kRB24IpShellCTL   =  1.56;    // Length of the connection tube
1171     Float_t kRB24IpShellCARi  = 17.80/2.; // Inner radius of the cavity
1172     Float_t kRB24IpShellCCRo  = 18.20/2.; // Inner radius at the centre
1173
1174     TGeoPcon* shRB24IpShell = new TGeoPcon(0., 360., 7);
1175     z0 = 0;
1176     shRB24IpShell->DefineSection(0, z0, kRB24IpShellCTRi, kRB24IpShellCTRi + kRB24IpShellD);
1177     z0 +=  kRB24IpShellCTL;
1178     shRB24IpShell->DefineSection(1, z0, kRB24IpShellCTRi, kRB24IpShellCTRi + kRB24IpShellD);
1179     shRB24IpShell->DefineSection(2, z0, kRB24IpShellCTRi, kRB24IpShellCARi + kRB24IpShellD);
1180     z0 += kRB24IpShellD;
1181     shRB24IpShell->DefineSection(3, z0, kRB24IpShellCARi, kRB24IpShellCARi + kRB24IpShellD);
1182     z0 = kRB24IpShellL - kRB24IpShellD;
1183     shRB24IpShell->DefineSection(4, z0, kRB24IpShellCARi, kRB24IpShellCARi + kRB24IpShellD);
1184     shRB24IpShell->DefineSection(5, z0, kRB24IpShellCARi, kRB24IpShellCCRo);
1185     z0 = kRB24IpShellL;
1186     shRB24IpShell->DefineSection(6, z0, kRB24IpShellCARi, kRB24IpShellCCRo);
1187     TGeoVolume* voRB24IpShell = new TGeoVolume("RB24IpShell", shRB24IpShell, kMedSteel);
1188
1189     TGeoPcon* shRB24IpShellM   = MakeMotherFromTemplate(shRB24IpShell, 0, 6, kRB24IpShellCTRi , 13);
1190
1191
1192     for (Int_t i = 0; i < 6; i++) {
1193         z = 2. * kRB24IpShellL  - shRB24IpShellM->GetZ(5-i);
1194         Float_t rmin = shRB24IpShellM->GetRmin(5-i);
1195         Float_t rmax = shRB24IpShellM->GetRmax(5-i);
1196         shRB24IpShellM->DefineSection(7+i, z, rmin, rmax);
1197     }
1198
1199     TGeoVolume* voRB24IpShellM = new TGeoVolume("RB24IpShellM", shRB24IpShellM, kMedVac);
1200     voRB24IpShellM->SetVisibility(0);
1201     voRB24IpShellM->AddNode(voRB24IpShell, 1, gGeoIdentity);
1202     voRB24IpShellM->AddNode(voRB24IpShell, 2, new TGeoCombiTrans(0., 0., 2. * kRB24IpShellL, rot180));
1203 //
1204 // Pos  8 Pumping Elements
1205 //
1206 //  Anode array
1207     TGeoVolume* voRB24IpPE = new TGeoVolume("voRB24IpPE", new TGeoTube(0.9, 1., 2.54/2.), kMedSteel);
1208     Float_t kRB24IpPEAR = 5.5;
1209
1210     for (Int_t i = 0; i < 15; i++) {
1211         Float_t phi = Float_t(i) * 24.;
1212         Float_t x   =  kRB24IpPEAR * TMath::Cos(kDegRad * phi);
1213         Float_t y   =  kRB24IpPEAR * TMath::Sin(kDegRad * phi);
1214         voRB24IpShellM->AddNode(voRB24IpPE, i+1, new TGeoTranslation(x, y, kRB24IpShellL));
1215     }
1216
1217
1218 //
1219 //  Cathodes
1220 //
1221 // Here we could add some Ti strips
1222
1223 // Postioning of elements
1224     voRB24AIpM->AddNode(voRB24IpRF,     1, new TGeoTranslation(0., 0., -kRB24AIpML/2.));
1225     voRB24AIpM->AddNode(voRB24IpRF,     2, new TGeoCombiTrans (0., 0., +kRB24AIpML/2., rot180));
1226     voRB24AIpM->AddNode(voRB24IpSTT,    1, new TGeoTranslation(0., 0., 0.));
1227     voRB24AIpM->AddNode(voRB24IpSTV,    1, new TGeoTranslation(0., 0., 0.));
1228     voRB24AIpM->AddNode(voRB24IpShellM, 1, new TGeoTranslation(0., 0., -kRB24AIpML/2. +  8.13));
1229     voRB24AIpM->AddNode(voRB24IpSTC,    1, new TGeoTranslation(0., 0., 8.13 - kRB24AIpML/2.));
1230     voRB24AIpM->AddNode(voRB24IpSTC,    2, new TGeoCombiTrans (0., 0., 8.14 + 8.9 - kRB24AIpML/2., rot180));
1231
1232 //
1233 // Valve
1234 // VAC Series 47 DN 63 with manual actuator
1235 //
1236     const Float_t kRB24ValveWz = 7.5;
1237     const Float_t kRB24ValveDN = 10.0/2.;
1238 //
1239 //  Body containing the valve plate
1240 //
1241     const Float_t kRB24ValveBoWx =  15.6;
1242     const Float_t kRB24ValveBoWy = (21.5 + 23.1 - 5.);
1243     const Float_t kRB24ValveBoWz =  4.6;
1244     const Float_t kRB24ValveBoD  =  0.5;
1245
1246     TGeoVolume* voRB24ValveBoM =
1247         new TGeoVolume("RB24ValveBoM",
1248                        new TGeoBBox( kRB24ValveBoWx/2.,  kRB24ValveBoWy/2., kRB24ValveBoWz/2.), kMedAir);
1249     voRB24ValveBoM->SetVisibility(0);
1250     TGeoVolume* voRB24ValveBo =
1251         new TGeoVolume("RB24ValveBo",
1252                        new TGeoBBox( kRB24ValveBoWx/2.,  kRB24ValveBoWy/2., kRB24ValveBoWz/2.), kMedSteel);
1253     voRB24ValveBoM->AddNode(voRB24ValveBo, 1, gGeoIdentity);
1254     //
1255     // Inner volume
1256     //
1257     TGeoVolume* voRB24ValveBoI = new TGeoVolume("RB24ValveBoI",
1258                                                 new TGeoBBox( kRB24ValveBoWx/2. -  kRB24ValveBoD,
1259                                                               kRB24ValveBoWy/2. -  kRB24ValveBoD/2.,
1260                                                               kRB24ValveBoWz/2. -  kRB24ValveBoD),
1261                                                 kMedVac);
1262     voRB24ValveBo->AddNode(voRB24ValveBoI, 1, new TGeoTranslation(0., kRB24ValveBoD/2., 0.));
1263     //
1264     // Opening and Flanges
1265     const Float_t  kRB24ValveFlRo = 18./2.;
1266     const Float_t  kRB24ValveFlD  = 1.45;
1267     TGeoVolume* voRB24ValveBoA = new TGeoVolume("RB24ValveBoA",
1268                                                 new TGeoTube(0., kRB24ValveDN/2., kRB24ValveBoD/2.), kMedVac);
1269     voRB24ValveBo->AddNode(voRB24ValveBoA, 1, new TGeoTranslation(0., - kRB24ValveBoWy/2. + 21.5, -kRB24ValveBoWz/2. +  kRB24ValveBoD/2.));
1270     voRB24ValveBo->AddNode(voRB24ValveBoA, 2, new TGeoTranslation(0., - kRB24ValveBoWy/2. + 21.5, +kRB24ValveBoWz/2. -  kRB24ValveBoD/2.));
1271
1272     TGeoVolume* voRB24ValveFl  = new TGeoVolume("RB24ValveFl",  new TGeoTube(kRB24ValveDN/2.,  kRB24ValveFlRo, kRB24ValveFlD/2.), kMedSteel);
1273     TGeoVolume* voRB24ValveFlI = new TGeoVolume("RB24ValveFlI", new TGeoTube(0.,               kRB24ValveFlRo, kRB24ValveFlD/2.), kMedVac);
1274     voRB24ValveFlI->AddNode(voRB24ValveFl, 1, gGeoIdentity);
1275
1276     //
1277     // Actuator Flange
1278     const Float_t kRB24ValveAFlWx =  18.9;
1279     const Float_t kRB24ValveAFlWy =   5.0;
1280     const Float_t kRB24ValveAFlWz =   7.7;
1281     TGeoVolume* voRB24ValveAFl = new TGeoVolume("RB24ValveAFl", new TGeoBBox(kRB24ValveAFlWx/2., kRB24ValveAFlWy/2., kRB24ValveAFlWz/2.), kMedSteel);
1282     //
1283     // Actuator Tube
1284     const Float_t kRB24ValveATRo = 9.7/2.;
1285     const Float_t kRB24ValveATH  = 16.6;
1286     TGeoVolume* voRB24ValveAT = new TGeoVolume("RB24ValveAT", new TGeoTube(kRB24ValveATRo -  2. * kRB24ValveBoD,kRB24ValveATRo,  kRB24ValveATH/2.),
1287                                                kMedSteel);
1288     //
1289     // Manual Actuator (my best guess)
1290     TGeoVolume* voRB24ValveMA1 = new TGeoVolume("RB24ValveMA1", new TGeoCone(2.5/2., 0., 0.5, 4.5, 5.), kMedSteel);
1291     TGeoVolume* voRB24ValveMA2 = new TGeoVolume("RB24ValveMA2", new TGeoTorus(5., 0., 1.25), kMedSteel);
1292     TGeoVolume* voRB24ValveMA3 = new TGeoVolume("RB24ValveMA3", new TGeoTube (0., 1.25, 2.5), kMedSteel);
1293
1294
1295     //
1296     // Position all volumes
1297     Float_t y0;
1298     TGeoVolumeAssembly*  voRB24ValveMo = new TGeoVolumeAssembly("RB24ValveMo");
1299     voRB24ValveMo->AddNode(voRB24ValveFl,  1, new TGeoTranslation(0., 0., - 7.5/2. + kRB24ValveFlD/2.));
1300     voRB24ValveMo->AddNode(voRB24ValveFl,  2, new TGeoTranslation(0., 0., + 7.5/2. - kRB24ValveFlD/2.));
1301     y0 = -21.5;
1302     voRB24ValveMo->AddNode(voRB24ValveBoM, 1, new TGeoTranslation(0., y0 + kRB24ValveBoWy/2.,   0.));
1303     y0 +=  kRB24ValveBoWy;
1304     voRB24ValveMo->AddNode(voRB24ValveAFl, 1, new TGeoTranslation(0., y0 +  kRB24ValveAFlWy/2., 0.));
1305     y0 +=  kRB24ValveAFlWy;
1306     voRB24ValveMo->AddNode(voRB24ValveAT,  1, new TGeoCombiTrans(0.,  y0 + kRB24ValveATH/2.,    0., rotyz));
1307     y0 += kRB24ValveATH;
1308     voRB24ValveMo->AddNode(voRB24ValveMA1, 1, new TGeoCombiTrans(0.,  y0 + 2.5/2.,    0., rotyz));
1309     y0 += 2.5;
1310     voRB24ValveMo->AddNode(voRB24ValveMA2, 1, new TGeoCombiTrans(0.,  y0 + 2.5/2.,    0., rotyz));
1311     y0 += 2.5;
1312     voRB24ValveMo->AddNode(voRB24ValveMA3, 1, new TGeoCombiTrans(5./TMath::Sqrt(2.),  y0 + 5.0/2., 5./TMath::Sqrt(2.), rotyz));
1313 //
1314 // Warm Module Type VMABC
1315 // LHCVMABC_0002
1316 //
1317 //
1318 //
1319 // Flange                  1.00
1320 // Central Piece          11.50
1321 // Bellow                 14.50
1322 // End Flange              1.00
1323 //===================================
1324 // Total                  28.00
1325 //
1326 // Pos 1 Warm Bellows DN100       LHCVBU__0016
1327 // Pos 2 Trans. Tube Flange       LHCVSR__0062
1328 // Pos 3 RF Contact   D63         LHCVSR__0057
1329 // [Pos 4 Hex. Countersunk Screw   Bossard BN4719]
1330 // [Pos 5 Tension spring           LHCVSR__00239]
1331 //
1332
1333 // Pos 1 Warm Bellows DN100                   LHCVBU__0016
1334 // Pos 1.1 Right Body 2 Ports with Support    LHCVBU__0014
1335     //
1336     // Tube 1
1337     const Float_t kRB24VMABCRBT1Ri = 10.0/2.;
1338     const Float_t kRB24VMABCRBT1Ro = 10.3/2.;
1339     const Float_t kRB24VMABCRBT1L  = 11.5;
1340     const Float_t kRB24VMABCRBT1L2 = 8.;
1341     const Float_t kRB24VMABCL      = 28.;
1342
1343     TGeoTube* shRB24VMABCRBT1 = new TGeoTube(kRB24VMABCRBT1Ri, kRB24VMABCRBT1Ro, kRB24VMABCRBT1L/2.);
1344     shRB24VMABCRBT1->SetName("RB24VMABCRBT1");
1345     TGeoTube* shRB24VMABCRBT1o = new TGeoTube(0., kRB24VMABCRBT1Ro,  kRB24VMABCRBT1L/2.);
1346     shRB24VMABCRBT1o->SetName("RB24VMABCRBT1o");
1347     TGeoTube* shRB24VMABCRBT1o2 = new TGeoTube(0., kRB24VMABCRBT1Ro + 0.3, kRB24VMABCRBT1L/2.);
1348     shRB24VMABCRBT1o2->SetName("RB24VMABCRBT1o2");
1349     // Lower inforcement
1350     TGeoVolume*  voRB24VMABCRBT12  = new TGeoVolume("RB24VMABCRBT12",
1351                                                     new TGeoTubeSeg(kRB24VMABCRBT1Ro, kRB24VMABCRBT1Ro + 0.3, kRB24VMABCRBT1L2/2., 220., 320.)
1352                                                     , kMedSteel);
1353     //
1354     // Tube 2
1355     const Float_t kRB24VMABCRBT2Ri =   6.0/2.;
1356     const Float_t kRB24VMABCRBT2Ro =   6.3/2.;
1357     const Float_t kRB24VMABCRBF2Ro =  11.4/2.;
1358     const Float_t kRB24VMABCRBT2L  =   5.95 + 2.; // 2. cm added for welding
1359     const Float_t kRB24VMABCRBF2L  =   1.75;
1360     TGeoTube* shRB24VMABCRBT2 = new TGeoTube(kRB24VMABCRBT2Ri, kRB24VMABCRBT2Ro,  kRB24VMABCRBT2L/2.);
1361     shRB24VMABCRBT2->SetName("RB24VMABCRBT2");
1362     TGeoTube* shRB24VMABCRBT2i = new TGeoTube(0., kRB24VMABCRBT2Ri, kRB24VMABCRBT2L/2. + 2.);
1363     shRB24VMABCRBT2i->SetName("RB24VMABCRBT2i");
1364     TGeoCombiTrans* tRBT2 = new TGeoCombiTrans(-11.5 + kRB24VMABCRBT2L/2., 0., 7.2 - kRB24VMABCRBT1L/2.  , rotxz);
1365     tRBT2->SetName("tRBT2");
1366     tRBT2->RegisterYourself();
1367     TGeoCompositeShape* shRB24VMABCRBT2c =  new TGeoCompositeShape("shRB24VMABCRBT2c","RB24VMABCRBT2:tRBT2-RB24VMABCRBT1o");
1368     TGeoVolume* voRB24VMABCRBT2 = new TGeoVolume("shRB24VMABCRBT2", shRB24VMABCRBT2c, kMedSteel);
1369     // Flange
1370     // Pos 1.4 Flange DN63                        LHCVBU__0008
1371     TGeoVolume* voRB24VMABCRBF2 = new TGeoVolume("RB24VMABCRBF2",
1372                                                  new TGeoTube(kRB24VMABCRBT2Ro, kRB24VMABCRBF2Ro, kRB24VMABCRBF2L/2.), kMedSteel);
1373     // DN63 Blank Flange (my best guess)
1374     TGeoVolume* voRB24VMABCRBF2B = new TGeoVolume("RB24VMABCRBF2B",
1375                                                   new TGeoTube(0., kRB24VMABCRBF2Ro, kRB24VMABCRBF2L/2.), kMedSteel);
1376     //
1377     // Tube 3
1378     const Float_t kRB24VMABCRBT3Ri =  3.5/2.;
1379     const Float_t kRB24VMABCRBT3Ro =  3.8/2.;
1380     const Float_t kRB24VMABCRBF3Ro =  7.0/2.;
1381     const Float_t kRB24VMABCRBT3L  =  4.95 + 2.; // 2. cm added for welding
1382     const Float_t kRB24VMABCRBF3L  =  1.27;
1383     TGeoTube* shRB24VMABCRBT3 = new TGeoTube(kRB24VMABCRBT3Ri, kRB24VMABCRBT3Ro,  kRB24VMABCRBT3L/2);
1384     shRB24VMABCRBT3->SetName("RB24VMABCRBT3");
1385     TGeoTube* shRB24VMABCRBT3i = new TGeoTube(0., kRB24VMABCRBT3Ri, kRB24VMABCRBT3L/2. + 2.);
1386     shRB24VMABCRBT3i->SetName("RB24VMABCRBT3i");
1387     TGeoCombiTrans* tRBT3 = new TGeoCombiTrans(0., 10.5 - kRB24VMABCRBT3L/2., 7.2 - kRB24VMABCRBT1L/2.  , rotyz);
1388     tRBT3->SetName("tRBT3");
1389     tRBT3->RegisterYourself();
1390     TGeoCompositeShape* shRB24VMABCRBT3c =  new TGeoCompositeShape("shRB24VMABCRBT3c","RB24VMABCRBT3:tRBT3-RB24VMABCRBT1o");
1391     TGeoVolume* voRB24VMABCRBT3 = new TGeoVolume("shRB24VMABCRBT3", shRB24VMABCRBT3c, kMedSteel);
1392     // Flange
1393     // Pos 1.4 Flange DN35                        LHCVBU__0007
1394     TGeoVolume* voRB24VMABCRBF3 = new TGeoVolume("RB24VMABCRBF3",
1395                                                  new TGeoTube(kRB24VMABCRBT3Ro, kRB24VMABCRBF3Ro, kRB24VMABCRBF3L/2.), kMedSteel);
1396     //
1397     // Tube 4
1398     const Float_t kRB24VMABCRBT4Ri =  6.0/2.;
1399     const Float_t kRB24VMABCRBT4Ro =  6.4/2.;
1400     const Float_t kRB24VMABCRBT4L  =  6.6;
1401     TGeoTube* shRB24VMABCRBT4 = new TGeoTube(kRB24VMABCRBT4Ri, kRB24VMABCRBT4Ro,  kRB24VMABCRBT4L/2.);
1402     shRB24VMABCRBT4->SetName("RB24VMABCRBT4");
1403     TGeoCombiTrans* tRBT4 = new TGeoCombiTrans(0.,-11.+kRB24VMABCRBT4L/2., 7.2 - kRB24VMABCRBT1L/2.  , rotyz);
1404     tRBT4->SetName("tRBT4");
1405     tRBT4->RegisterYourself();
1406     TGeoCompositeShape* shRB24VMABCRBT4c =  new TGeoCompositeShape("shRB24VMABCRBT4c","RB24VMABCRBT4:tRBT4-RB24VMABCRBT1o2");
1407     TGeoVolume* voRB24VMABCRBT4 = new TGeoVolume("shRB24VMABCRBT4", shRB24VMABCRBT4c, kMedSteel);
1408     TGeoCompositeShape* shRB24VMABCRB = new TGeoCompositeShape("shRB24VMABCRB", "RB24VMABCRBT1-(RB24VMABCRBT2i:tRBT2+RB24VMABCRBT3i:tRBT3)");
1409     TGeoVolume* voRB24VMABCRBI = new TGeoVolume("RB24VMABCRBI", shRB24VMABCRB, kMedSteel);
1410     //
1411     // Plate
1412     const Float_t kRB24VMABCRBBx = 16.0;
1413     const Float_t kRB24VMABCRBBy =  1.5;
1414     const Float_t kRB24VMABCRBBz = 15.0;
1415
1416     // Relative position of tubes
1417     const Float_t  kRB24VMABCTz =   7.2;
1418     // Relative position of plate
1419     const Float_t  kRB24VMABCPz =   3.6;
1420     const Float_t  kRB24VMABCPy = -12.5;
1421
1422     TGeoVolume* voRB24VMABCRBP = new TGeoVolume("RB24VMABCRBP", new TGeoBBox(kRB24VMABCRBBx/2., kRB24VMABCRBBy/2., kRB24VMABCRBBz/2.), kMedSteel);
1423     //
1424     // Pirani Gauge (my best guess)
1425     //
1426     TGeoPcon* shRB24VMABCPirani = new TGeoPcon(0., 360., 15);
1427     // DN35/16 Coupling
1428     z = 0;
1429     shRB24VMABCPirani->DefineSection( 0, z,  0.8 , kRB24VMABCRBF3Ro);
1430     z += kRB24VMABCRBF3L; // 1.3
1431     shRB24VMABCPirani->DefineSection( 1, z,  0.8 , kRB24VMABCRBF3Ro);
1432     shRB24VMABCPirani->DefineSection( 2, z,  0.8 , 1.0);
1433     // Pipe
1434     z += 2.8;
1435     shRB24VMABCPirani->DefineSection( 3, z,  0.8 , 1.0);
1436     // Flange
1437     shRB24VMABCPirani->DefineSection( 4, z,  0.8 , 1.75);
1438     z += 1.6;
1439     shRB24VMABCPirani->DefineSection( 5, z,  0.8 , 1.75);
1440     shRB24VMABCPirani->DefineSection( 6, z,  0.8 , 1.0);
1441     z += 5.2;
1442     shRB24VMABCPirani->DefineSection( 7, z,  0.8 , 1.0);
1443     shRB24VMABCPirani->DefineSection( 8, z,  0.8 , 2.5);
1444     z += 2.0;
1445     shRB24VMABCPirani->DefineSection( 9, z,  0.80, 2.50);
1446     shRB24VMABCPirani->DefineSection(10, z,  1.55, 1.75);
1447     z += 5.7;
1448     shRB24VMABCPirani->DefineSection(11, z,  1.55, 1.75);
1449     shRB24VMABCPirani->DefineSection(11, z,  0.00, 1.75);
1450     z += 0.2;
1451     shRB24VMABCPirani->DefineSection(12, z,  0.00, 1.75);
1452     shRB24VMABCPirani->DefineSection(13, z,  0.00, 0.75);
1453     z += 0.5;
1454     shRB24VMABCPirani->DefineSection(14, z,  0.00, 0.75);
1455     TGeoVolume* voRB24VMABCPirani = new TGeoVolume("RB24VMABCPirani", shRB24VMABCPirani, kMedSteel);
1456     //
1457     //
1458     //
1459
1460
1461     //
1462     // Positioning of elements
1463     TGeoVolumeAssembly* voRB24VMABCRB = new TGeoVolumeAssembly("RB24VMABCRB");
1464     //
1465     voRB24VMABCRB->AddNode(voRB24VMABCRBI,   1, gGeoIdentity);
1466     // Plate
1467     voRB24VMABCRB->AddNode(voRB24VMABCRBP,   1, new TGeoTranslation(0., kRB24VMABCPy +  kRB24VMABCRBBy /2.,
1468                                                                     kRB24VMABCRBBz/2. - kRB24VMABCRBT1L/2. +  kRB24VMABCPz));
1469     // Tube 2
1470     voRB24VMABCRB->AddNode(voRB24VMABCRBT2,  1, gGeoIdentity);
1471     // Flange Tube 2
1472     voRB24VMABCRB->AddNode(voRB24VMABCRBF2,  1, new TGeoCombiTrans(kRB24VMABCPy + kRB24VMABCRBF2L/2., 0.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotxz));
1473     // Blank Flange Tube 2
1474     voRB24VMABCRB->AddNode(voRB24VMABCRBF2B, 1, new TGeoCombiTrans(kRB24VMABCPy- kRB24VMABCRBF2L/2., 0.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotxz));
1475     // Tube 3
1476     voRB24VMABCRB->AddNode(voRB24VMABCRBT3,  1, gGeoIdentity);
1477     // Flange Tube 3
1478     voRB24VMABCRB->AddNode(voRB24VMABCRBF3,  1, new TGeoCombiTrans(0.,   11.2 - kRB24VMABCRBF3L/2.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotyz));
1479     // Pirani Gauge
1480     voRB24VMABCRB->AddNode(voRB24VMABCPirani, 1, new  TGeoCombiTrans(0., 11.2,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotyz));
1481     // Tube 4
1482     voRB24VMABCRB->AddNode(voRB24VMABCRBT4,  1, gGeoIdentity);
1483     // Inforcement
1484     voRB24VMABCRB->AddNode(voRB24VMABCRBT12, 1, new TGeoTranslation(0., 0., kRB24VMABCRBT1L2/2. - kRB24VMABCRBT1L/2. + 2.8));
1485
1486
1487 // Pos 1.3 Bellows with end part              LHCVBU__0002
1488 //
1489 // Connection Tube
1490 // Connection tube inner r
1491     const Float_t kRB24VMABBEConTubeRin        = 10.0/2.;
1492 // Connection tube outer r
1493     const Float_t kRB24VMABBEConTubeRou        = 10.3/2.;
1494 // Connection tube length
1495     const Float_t kRB24VMABBEConTubeL1         =  0.9;
1496     const Float_t kRB24VMABBEConTubeL2         =  2.6;
1497 //  const Float_t RB24VMABBEBellowL            =  kRB24VMABBEConTubeL1 + kRB24VMABBEConTubeL2 + kRB24B1BellowUndL;
1498
1499 // Mother volume
1500     TGeoPcon* shRB24VMABBEBellowM = new TGeoPcon(0., 360., 6);
1501     // Connection Tube and Flange
1502     z = 0.;
1503     shRB24VMABBEBellowM->DefineSection( 0, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1504     z += kRB24VMABBEConTubeL1;
1505     shRB24VMABBEBellowM->DefineSection( 1, z, kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou);
1506     shRB24VMABBEBellowM->DefineSection( 2, z, kRB24B1BellowRi,       kRB24B1BellowRo + kRB24B1ProtTubeThickness);
1507     z += kRB24B1BellowUndL;
1508     shRB24VMABBEBellowM->DefineSection( 3, z, kRB24B1BellowRi,       kRB24B1BellowRo + kRB24B1ProtTubeThickness);
1509     shRB24VMABBEBellowM->DefineSection( 4, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1510     z += kRB24VMABBEConTubeL2;
1511     shRB24VMABBEBellowM->DefineSection( 5, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1512     TGeoVolume* voRB24VMABBEBellowM = new TGeoVolume("RB24VMABBEBellowM", shRB24VMABBEBellowM, kMedVac);
1513     voRB24VMABBEBellowM->SetVisibility(0);
1514
1515 //  Connection tube left
1516     TGeoVolume* voRB24VMABBECT1 = new TGeoVolume("RB24VMABBECT1",
1517                                               new TGeoTube(kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou,kRB24VMABBEConTubeL1/2.),
1518                                               kMedSteel);
1519 //  Connection tube right
1520     TGeoVolume* voRB24VMABBECT2 = new TGeoVolume("RB24VMABBECT2",
1521                                               new TGeoTube(kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou,kRB24VMABBEConTubeL2/2.),
1522                                               kMedSteel);
1523     z = kRB24VMABBEConTubeL1/2.;
1524     voRB24VMABBEBellowM->AddNode(voRB24VMABBECT1, 1, new TGeoTranslation(0., 0., z));
1525     z += kRB24VMABBEConTubeL1/2.;
1526     z += kRB24B1BellowUndL/2.;
1527     voRB24VMABBEBellowM->AddNode(voRB24B1Bellow, 2, new TGeoTranslation(0., 0., z));
1528     z += kRB24B1BellowUndL/2.;
1529     z += kRB24VMABBEConTubeL2/2.;
1530     voRB24VMABBEBellowM->AddNode(voRB24VMABBECT2, 1, new TGeoTranslation(0., 0., z));
1531     z += kRB24VMABBEConTubeL2/2.;
1532
1533     voRB24VMABCRB->AddNode(voRB24VMABBEBellowM, 1, new TGeoTranslation(0., 0., kRB24VMABCRBT1L/2.));
1534
1535 // Pos 1.2 Rotable flange                     LHCVBU__0013[*]
1536 // Front
1537     voRB24VMABCRB->AddNode(voRB24B1RFlange,  3, new TGeoCombiTrans(0., 0., - kRB24VMABCRBT1L/2. + 0.86, rot180));
1538 // End
1539     z =  kRB24VMABCRBT1L/2. + kRB24B1BellowUndL +kRB24VMABBEConTubeL1 +  kRB24VMABBEConTubeL2;
1540     voRB24VMABCRB->AddNode(voRB24B1RFlange,  4, new TGeoTranslation(0., 0., z - 0.86));
1541
1542
1543 // Pos 2    Trans. Tube Flange       LHCVSR__0062
1544 // Pos 2.1  Transition Tube          LHCVSR__0063
1545 // Pos 2.2  Transition Flange        LHCVSR__0060
1546 //
1547 // Transition Tube with Flange
1548     TGeoPcon* shRB24VMABCTT = new TGeoPcon(0., 360., 7);
1549     z = 0.;
1550     shRB24VMABCTT->DefineSection(0, z, 6.3/2., 11.16/2.);
1551     z += 0.25;
1552     shRB24VMABCTT->DefineSection(1, z, 6.3/2., 11.16/2.);
1553     shRB24VMABCTT->DefineSection(2, z, 6.3/2.,  9.30/2.);
1554     z += 0.25;
1555     shRB24VMABCTT->DefineSection(3, z, 6.3/2.,  9.30/2.);
1556     shRB24VMABCTT->DefineSection(4, z, 6.3/2.,  6.70/2.);
1557     z += (20.35 - 0.63);
1558     shRB24VMABCTT->DefineSection(5, z, 6.3/2.,  6.7/2.);
1559     z += 0.63;
1560     shRB24VMABCTT->DefineSection(6, z, 6.5/2.,  6.9/2.);
1561     TGeoVolume* voRB24VMABCTT = new TGeoVolume("RB24VMABCTT", shRB24VMABCTT, kMedSteel);
1562     voRB24VMABCRB->AddNode(voRB24VMABCTT, 1, new TGeoTranslation(0., 0., - kRB24VMABCRBT1L/2.-1.));
1563
1564 // Pos 3   RF Contact   D63         LHCVSR__0057
1565 // Pos 3.1 RF Contact Flange        LHCVSR__0017
1566 //
1567     TGeoPcon* shRB24VMABCCTFlange = new TGeoPcon(0., 360., 6);
1568     const Float_t kRB24VMABCCTFlangeRin  = 6.36/2.;  // Inner radius
1569     const Float_t kRB24VMABCCTFlangeL    = 1.30;     // Length
1570
1571     z = 0.;
1572     shRB24VMABCCTFlange->DefineSection(0, z, kRB24VMABCCTFlangeRin,  6.5/2.);
1573     z += 0.15;
1574     shRB24VMABCCTFlange->DefineSection(1, z, kRB24VMABCCTFlangeRin,  6.5/2.);
1575     shRB24VMABCCTFlange->DefineSection(2, z, kRB24VMABCCTFlangeRin,  6.9/2.);
1576     z += 0.9;
1577     shRB24VMABCCTFlange->DefineSection(3, z, kRB24VMABCCTFlangeRin,  6.9/2.);
1578     shRB24VMABCCTFlange->DefineSection(4, z, kRB24VMABCCTFlangeRin, 11.16/2.);
1579     z += 0.25;
1580     shRB24VMABCCTFlange->DefineSection(5, z, kRB24VMABCCTFlangeRin, 11.16/2.);
1581     TGeoVolume* voRB24VMABCCTFlange = new TGeoVolume("RB24VMABCCTFlange", shRB24VMABCCTFlange, kMedCu);
1582 //
1583 // Pos 3.2 RF-Contact        LHCVSR__0056
1584 //
1585     TGeoPcon* shRB24VMABCCT = new TGeoPcon(0., 360., 4);
1586     const Float_t kRB24VMABCCTRin  = 6.30/2.;        // Inner radius
1587     const Float_t kRB24VMABCCTCRin = 7.29/2.;        // Max. inner radius conical section
1588     const Float_t kRB24VMABCCTL    = 11.88;          // Length
1589     const Float_t kRB24VMABCCTSL   = 10.48;          // Length of straight section
1590     const Float_t kRB24VMABCCTd    =  0.03;          // Thickness
1591     z = 0;
1592     shRB24VMABCCT->DefineSection(0, z,  kRB24VMABCCTCRin,  kRB24VMABCCTCRin + kRB24VMABCCTd);
1593     z =  kRB24VMABCCTL -  kRB24VMABCCTSL;
1594     shRB24VMABCCT->DefineSection(1, z,  kRB24VMABCCTRin + 0.35,  kRB24VMABCCTRin + 0.35 + kRB24VMABCCTd);
1595     z = kRB24VMABCCTL  -  kRB24VMABCCTFlangeL;
1596     shRB24VMABCCT->DefineSection(2, z,  kRB24VMABCCTRin,  kRB24VMABCCTRin + kRB24VMABCCTd);
1597     z = kRB24VMABCCTL;
1598     shRB24VMABCCT->DefineSection(3, z,  kRB24VMABCCTRin,  kRB24VMABCCTRin + kRB24VMABCCTd);
1599
1600     TGeoVolume* voRB24VMABCCT = new TGeoVolume("RB24VMABCCT", shRB24VMABCCT, kMedCu);
1601
1602     TGeoVolumeAssembly* voRB24VMABRFCT = new TGeoVolumeAssembly("RB24VMABRFCT");
1603     voRB24VMABRFCT->AddNode(voRB24VMABCCT,        1, gGeoIdentity);
1604     voRB24VMABRFCT->AddNode( voRB24VMABCCTFlange, 1, new TGeoTranslation(0., 0.,  kRB24VMABCCTL - kRB24VMABCCTFlangeL));
1605
1606     z =  kRB24VMABCRBT1L/2. + kRB24B1BellowUndL + kRB24VMABBEConTubeL1 +  kRB24VMABBEConTubeL2 - kRB24VMABCCTL + 1.;
1607     voRB24VMABCRB->AddNode(voRB24VMABRFCT, 1, new TGeoTranslation(0., 0., z));
1608
1609
1610 //
1611 // Assembling RB24/1
1612 //
1613     TGeoVolumeAssembly* voRB24 = new TGeoVolumeAssembly("RB24");
1614     // Cu Tube with two simplified flanges
1615     voRB24->AddNode(voRB24CuTubeM, 1, gGeoIdentity);
1616     voRB24->AddNode(voRB24CuTubeA, 1, gGeoIdentity);
1617     z = - kRB24CuTubeL/2 + kRB24CuTubeFL/2.;
1618     voRB24->AddNode(voRB24CuTubeF, 1, new TGeoTranslation(0., 0., z));
1619     z = + kRB24CuTubeL/2 - kRB24CuTubeFL/2.;
1620     voRB24->AddNode(voRB24CuTubeF, 2, new TGeoTranslation(0., 0., z));
1621     // VMABC close to compensator magnet
1622     z = - kRB24CuTubeL/2. -  (kRB24VMABCL - kRB24VMABCRBT1L/2) + 1.;
1623
1624     voRB24->AddNode(voRB24VMABCRB, 2, new TGeoTranslation(0., 0., z));
1625     // Bellow
1626     z =  kRB24CuTubeL/2;
1627     voRB24->AddNode(voRB24B1BellowM, 1, new TGeoTranslation(0., 0., z));
1628     z +=  (kRB24B1L +  kRB24AIpML/2.);
1629     // Annular ion pump
1630     voRB24->AddNode(voRB24AIpM, 1, new TGeoTranslation(0., 0., z));
1631     z +=  (kRB24AIpML/2. +  kRB24ValveWz/2.);
1632     // Valve
1633     voRB24->AddNode(voRB24ValveMo, 1, new TGeoTranslation(0., 0., z));
1634     z += (kRB24ValveWz/2.+ kRB24VMABCRBT1L/2. + 1.);
1635     // VMABC close to forward detectors
1636     voRB24->AddNode(voRB24VMABCRB, 3, new TGeoTranslation(0., 0., z));
1637 //
1638 //   RB24/2
1639 //
1640 // Copper Tube RB24/2
1641     const Float_t  kRB242CuTubeL  = 330.0;
1642
1643     TGeoVolume* voRB242CuTubeM = new TGeoVolume("voRB242CuTubeM",
1644                                                 new TGeoTube(0., kRB24CuTubeRo, kRB242CuTubeL/2.), kMedVac);
1645     voRB24CuTubeM->SetVisibility(0);
1646     TGeoVolume* voRB242CuTube = new TGeoVolume("voRB242CuTube",
1647                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB242CuTubeL/2.), kMedCu);
1648     voRB242CuTubeM->AddNode(voRB242CuTube, 1, gGeoIdentity);
1649
1650
1651     TGeoVolumeAssembly* voRB242 = new TGeoVolumeAssembly("RB242");
1652     voRB242->AddNode(voRB242CuTube, 1, gGeoIdentity);
1653     z = - kRB242CuTubeL/2 + kRB24CuTubeFL/2.;
1654     voRB242->AddNode(voRB24CuTubeF, 3, new TGeoTranslation(0., 0., z));
1655     z = + kRB242CuTubeL/2 - kRB24CuTubeFL/2.;
1656     voRB242->AddNode(voRB24CuTubeF, 4, new TGeoTranslation(0., 0., z));
1657     z = - kRB24CuTubeL/2 - kRB24VMABCL - kRB242CuTubeL/2.;
1658     voRB24->AddNode(voRB242, 1, new TGeoTranslation(0., 0., z));
1659 //
1660 //   RB24/3
1661 //
1662 // Copper Tube RB24/3
1663     const Float_t  kRB243CuTubeL  = 303.35;
1664
1665     TGeoVolume* voRB243CuTubeM = new TGeoVolume("voRB243CuTubeM",
1666                                                 new TGeoTube(0., kRB24CuTubeRo, kRB243CuTubeL/2.), kMedVac);
1667     voRB24CuTubeM->SetVisibility(0);
1668     TGeoVolume* voRB243CuTube = new TGeoVolume("voRB243CuTube",
1669                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB243CuTubeL/2.), kMedCu);
1670     voRB243CuTubeM->AddNode(voRB243CuTube, 1, gGeoIdentity);
1671
1672
1673     TGeoVolumeAssembly* voRB243  = new TGeoVolumeAssembly("RB243");
1674     TGeoVolumeAssembly* voRB243A = new TGeoVolumeAssembly("RB243A");
1675
1676     voRB243A->AddNode(voRB243CuTube, 1, gGeoIdentity);
1677     z = - kRB243CuTubeL/2 + kRB24CuTubeFL/2.;
1678     voRB243A->AddNode(voRB24CuTubeF, 5, new TGeoTranslation(0., 0., z));
1679     z = + kRB243CuTubeL/2 - kRB24CuTubeFL/2.;
1680     voRB243A->AddNode(voRB24CuTubeF,    6, new TGeoTranslation(0., 0., z));
1681     z = + kRB243CuTubeL/2;
1682     voRB243A->AddNode(voRB24B1BellowM,  2, new TGeoTranslation(0., 0., z));
1683
1684     z = - kRB243CuTubeL/2.  - kRB24B1L;
1685     voRB243->AddNode(voRB243A, 1, new TGeoTranslation(0., 0., z));
1686     z = - (1.5 * kRB243CuTubeL + 2. * kRB24B1L);
1687     voRB243->AddNode(voRB243A, 2, new TGeoTranslation(0., 0., z));
1688
1689     z = - 2. * (kRB243CuTubeL + kRB24B1L) - (kRB24VMABCL - kRB24VMABCRBT1L/2) + 1.;
1690     voRB243->AddNode(voRB24VMABCRB, 3, new TGeoTranslation(0., 0., z));
1691
1692     z = - kRB24CuTubeL/2 - kRB24VMABCL - kRB242CuTubeL;
1693     voRB24->AddNode(voRB243, 1, new TGeoTranslation(0., 0., z));
1694
1695
1696 //
1697 //
1698     top->AddNode(voRB24, 1, new TGeoCombiTrans(0., 0., kRB24CuTubeL/2 + 88.5 + 400., rot180));
1699
1700
1701 //
1702 ////////////////////////////////////////////////////////////////////////////////
1703 //                                                                            //
1704 //                                  The Absorber Vacuum system                //
1705 //                                                                            //
1706 ////////////////////////////////////////////////////////////////////////////////
1707 //
1708 //    Rotable Flange starts at:            82.00 cm from IP
1709 //    Length of rotable flange section:    10.68 cm
1710 //    Weld                                  0.08 cm
1711 //    Length of straight section          207.21 cm
1712 //    =======================================================================
1713 //                                        299.97 cm  [0.03 cm missing ?]
1714 //    Length of opening cone              252.09 cm
1715 //    Weld                                  0.15 cm
1716 //    Length of compensator                30.54 cm
1717 //    Weld                                  0.15 cm
1718 //    Length of fixed flange  2.13 - 0.97   1.16 cm
1719 //    =======================================================================
1720 //                                        584.06 cm [584.80 installed] [0.74 cm missing]
1721 //    RB26/3
1722 //    Length of split flange  2.13 - 1.2    0.93 cm
1723 //    Weld                                  0.15 cm
1724 //    Length of fixed point section        16.07 cm
1725 //    Weld                                  0.15 cm
1726 //    Length of opening cone              629.20 cm
1727 //    Weld                                  0.30 cm
1728 //    Kength of the compensator            41.70 cm
1729 //    Weld                                  0.30 cm
1730 //    Length of fixed flange  2.99 - 1.72   1.27 cm
1731 // =================================================
1732 //    Length of RB26/3                    690.07 cm [689.20 installed] [0.87 cm too much]
1733 //
1734 //    RB26/4-5
1735 //    Length of split flange  2.13 - 1.2    0.93 cm
1736 //    Weld                                  0.15 cm
1737 //    Length of fixed point section        16.07 cm
1738 //    Weld                                  0.15 cm
1739 //    Length of opening cone              629.20 cm
1740 //    Weld                                  0.30 cm
1741 //    Length of closing cone
1742 //    Weld
1743 //    Lenth of straight section
1744 //    Kength of the compensator            41.70 cm
1745 //    Weld                                  0.30 cm
1746 //    Length of fixed flange  2.99 - 1.72   1.27 cm
1747 // =================================================
1748 //    Length of RB26/3                    690.07 cm [689.20 installed] [0.87 cm too much]
1749
1750 ///////////////////////////////////////////
1751 //                                       //
1752 //    RB26/1-2                           //
1753 //    Drawing LHCV2a_0050 [as installed] //
1754 //    Drawing LHCV2a_0008                //
1755 //    Drawing LHCV2a_0001                //
1756 ///////////////////////////////////////////
1757 //    Pos1 Vacuum Tubes   LHCVC2A__0010
1758 //    Pos2 Compensator    LHCVC2A__0064
1759 //    Pos3 Rotable Flange LHCVFX___0016
1760 //    Pos4 Fixed Flange   LHCVFX___0006
1761 //    Pos5 Bellow Tooling LHCVFX___0003
1762 //
1763 //
1764 //
1765 ///////////////////////////////////
1766 //    RB26/1-2 Vacuum Tubes      //
1767 //    Drawing  LHCVC2a_0010      //
1768 ///////////////////////////////////
1769       const Float_t kRB26s12TubeL = 459.45; // 0.15 cm added for welding
1770       //
1771       // Add 1 cm on outer diameter for insulation
1772       //
1773       TGeoPcon* shRB26s12Tube = new TGeoPcon(0., 360., 5);
1774       // Section 1: straight section
1775       shRB26s12Tube->DefineSection(0,   0.00,         5.84/2.,  6.00/2.);
1776       shRB26s12Tube->DefineSection(1, 207.21,         5.84/2.,  6.00/2.);
1777       // Section 2: 0.72 deg opening cone
1778       shRB26s12Tube->DefineSection(2, 207.21,         5.84/2.,  6.14/2.);
1779       shRB26s12Tube->DefineSection(3, 452.30,        12.00/2., 12.30/2.);
1780       shRB26s12Tube->DefineSection(4, kRB26s12TubeL, 12.00/2., 12.30/2.);
1781       TGeoVolume* voRB26s12Tube  = new TGeoVolume("RB26s12Tube", shRB26s12Tube, kMedSteel);
1782       // Add the insulation layer
1783       TGeoVolume* voRB26s12TubeIns = new TGeoVolume("RB26s12TubeIns", MakeInsulationFromTemplate(shRB26s12Tube), kMedInsu);
1784       voRB26s12Tube->AddNode(voRB26s12TubeIns, 1, gGeoIdentity);
1785
1786
1787       TGeoVolume* voRB26s12TubeM  = new TGeoVolume("RB26s12TubeM", MakeMotherFromTemplate(shRB26s12Tube), kMedVac);
1788       voRB26s12TubeM->AddNode(voRB26s12Tube, 1, gGeoIdentity);
1789
1790
1791
1792 ///////////////////////////////////
1793 //    RB26/2   Axial Compensator //
1794 //    Drawing  LHCVC2a_0064      //
1795 ///////////////////////////////////
1796       const Float_t kRB26s2CompL             = 30.65;    // Length of the compensator
1797       const Float_t kRB26s2BellowRo          = 14.38/2.; // Bellow outer radius        [Pos 1]
1798       const Float_t kRB26s2BellowRi          = 12.12/2.; // Bellow inner radius        [Pos 1]
1799       const Int_t   kRB26s2NumberOfPlies     = 14;       // Number of plies            [Pos 1]
1800       const Float_t kRB26s2BellowUndL        = 10.00;    // Length of undulated region [Pos 1]  [+10 mm installed including pretension ?]
1801       const Float_t kRB26s2PlieThickness     =  0.025;   // Plie thickness             [Pos 1]
1802       const Float_t kRB26s2ConnectionPlieR   =  0.21;    // Connection plie radius     [Pos 1]
1803 //  Plie radius
1804       const Float_t kRB26s2PlieR =
1805         (kRB26s2BellowUndL - 4. *  kRB26s2ConnectionPlieR + 2. * kRB26s2PlieThickness +
1806          (2. *  kRB26s2NumberOfPlies - 2.) * kRB26s2PlieThickness) / (4. * kRB26s2NumberOfPlies - 2.);
1807       const Float_t kRB26s2CompTubeInnerR    = 12.00/2.;  // Connection tubes inner radius     [Pos 2 + 3]
1808       const Float_t kRB26s2CompTubeOuterR    = 12.30/2.;  // Connection tubes outer radius     [Pos 2 + 3]
1809       const Float_t kRB26s2WeldingTubeLeftL  =  9.00/2.;  // Left connection tube half length  [Pos 2]
1810       const Float_t kRB26s2WeldingTubeRightL = 11.65/2.;  // Right connection tube half length [Pos 3]  [+ 0.15 cm for welding]
1811       const Float_t kRB26s2RingOuterR        = 18.10/2.;  // Ring inner radius                 [Pos 4]
1812       const Float_t kRB26s2RingL             =  0.40/2.;  // Ring half length                  [Pos 4]
1813       const Float_t kRB26s2RingZ             =  6.50   ;  // Ring z-position                   [Pos 4]
1814       const Float_t kRB26s2ProtOuterR        = 18.20/2.;  // Protection tube outer radius      [Pos 5]
1815       const Float_t kRB26s2ProtL             = 15.00/2.;  // Protection tube half length       [Pos 5]
1816       const Float_t kRB26s2ProtZ             =  6.70   ;  // Protection tube z-position        [Pos 5]
1817
1818
1819 // Mother volume
1820 //
1821       TGeoPcon* shRB26s2Compensator  = new TGeoPcon(0., 360., 6);
1822       shRB26s2Compensator->DefineSection( 0,   0.0, 0., kRB26s2CompTubeOuterR);
1823       shRB26s2Compensator->DefineSection( 1,   kRB26s2RingZ, 0., kRB26s2CompTubeOuterR);
1824       shRB26s2Compensator->DefineSection( 2,   kRB26s2RingZ, 0., kRB26s2ProtOuterR);
1825       shRB26s2Compensator->DefineSection( 3,   kRB26s2ProtZ + 2. * kRB26s2ProtL, 0., kRB26s2ProtOuterR);
1826       shRB26s2Compensator->DefineSection( 4,   kRB26s2ProtZ + 2. * kRB26s2ProtL, 0., kRB26s2CompTubeOuterR);
1827       shRB26s2Compensator->DefineSection( 5,   kRB26s2CompL                    , 0., kRB26s2CompTubeOuterR);
1828       TGeoVolume* voRB26s2Compensator  = new TGeoVolume("RB26s2Compensator", shRB26s2Compensator, kMedVac);
1829
1830 //
1831 // [Pos 1] Bellow
1832 //
1833 //
1834       TGeoVolume* voRB26s2Bellow = new TGeoVolume("RB26s2Bellow", new TGeoTube(kRB26s2BellowRi, kRB26s2BellowRo, kRB26s2BellowUndL/2.), kMedVac);
1835 //
1836 //  Upper part of the undulation
1837 //
1838       TGeoTorus* shRB26s2PlieTorusU  =  new TGeoTorus(kRB26s2BellowRo - kRB26s2PlieR, kRB26s2PlieR - kRB26s2PlieThickness, kRB26s2PlieR);
1839       shRB26s2PlieTorusU->SetName("RB26s2TorusU");
1840       TGeoTube*  shRB26s2PlieTubeU   =  new TGeoTube (kRB26s2BellowRo - kRB26s2PlieR, kRB26s2BellowRo, kRB26s2PlieR);
1841       shRB26s2PlieTubeU->SetName("RB26s2TubeU");
1842       TGeoCompositeShape*  shRB26s2UpperPlie = new TGeoCompositeShape("RB26s2UpperPlie", "RB26s2TorusU*RB26s2TubeU");
1843
1844       TGeoVolume* voRB26s2WiggleU = new TGeoVolume("RB26s2UpperPlie", shRB26s2UpperPlie, kMedSteel);
1845 //
1846 // Lower part of the undulation
1847       TGeoTorus* shRB26s2PlieTorusL =  new TGeoTorus(kRB26s2BellowRi + kRB26s2PlieR, kRB26s2PlieR - kRB26s2PlieThickness, kRB26s2PlieR);
1848       shRB26s2PlieTorusL->SetName("RB26s2TorusL");
1849       TGeoTube*  shRB26s2PlieTubeL   =  new TGeoTube (kRB26s2BellowRi, kRB26s2BellowRi + kRB26s2PlieR, kRB26s2PlieR);
1850       shRB26s2PlieTubeL->SetName("RB26s2TubeL");
1851       TGeoCompositeShape*  shRB26s2LowerPlie = new TGeoCompositeShape("RB26s2LowerPlie", "RB26s2TorusL*RB26s2TubeL");
1852
1853       TGeoVolume* voRB26s2WiggleL = new TGeoVolume("RB26s2LowerPlie", shRB26s2LowerPlie, kMedSteel);
1854
1855 //
1856 // Connection between upper and lower part of undulation
1857       TGeoVolume* voRB26s2WiggleC1 = new TGeoVolume("RB26s2PlieConn1",
1858                                                     new TGeoTube(kRB26s2BellowRi + kRB26s2PlieR,
1859                                                                  kRB26s2BellowRo - kRB26s2PlieR, kRB26s2PlieThickness / 2.), kMedSteel);
1860 //
1861 // One wiggle
1862       TGeoVolumeAssembly* voRB26s2Wiggle = new TGeoVolumeAssembly("RB26s2Wiggle");
1863       z0 =  -  kRB26s2PlieThickness / 2.;
1864       voRB26s2Wiggle->AddNode(voRB26s2WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
1865       z0 += kRB26s2PlieR -  kRB26s2PlieThickness / 2.;
1866       voRB26s2Wiggle->AddNode(voRB26s2WiggleU,   1 , new TGeoTranslation(0., 0., z0));
1867       z0 += kRB26s2PlieR -  kRB26s2PlieThickness / 2.;
1868       voRB26s2Wiggle->AddNode(voRB26s2WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
1869       z0 += kRB26s2PlieR -  kRB26s2PlieThickness;
1870       voRB26s2Wiggle->AddNode(voRB26s2WiggleL ,  1 , new TGeoTranslation(0., 0., z0));
1871 // Positioning of the volumes
1872       z0   = - kRB26s2BellowUndL/2.+ kRB26s2ConnectionPlieR;
1873       voRB26s2Bellow->AddNode(voRB26s2WiggleL, 1, new TGeoTranslation(0., 0., z0));
1874       z0  +=  kRB26s2ConnectionPlieR;
1875       zsh  = 4. *  kRB26s2PlieR -  2. * kRB26s2PlieThickness;
1876       for (Int_t iw = 0; iw < kRB26s2NumberOfPlies; iw++) {
1877           Float_t zpos =  z0 + iw * zsh;
1878           voRB26s2Bellow->AddNode(voRB26s2Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s2PlieThickness));
1879       }
1880
1881       voRB26s2Compensator->AddNode(voRB26s2Bellow, 1,  new TGeoTranslation(0., 0., 2. * kRB26s2WeldingTubeLeftL + kRB26s2BellowUndL/2.));
1882
1883 //
1884 // [Pos 2] Left Welding Tube
1885 //
1886       TGeoTube* shRB26s2CompLeftTube = new TGeoTube(kRB26s2CompTubeInnerR, kRB26s2CompTubeOuterR, kRB26s2WeldingTubeLeftL);
1887       TGeoVolume* voRB26s2CompLeftTube = new TGeoVolume("RB26s2CompLeftTube", shRB26s2CompLeftTube, kMedSteel);
1888       voRB26s2Compensator->AddNode(voRB26s2CompLeftTube, 1,  new TGeoTranslation(0., 0., kRB26s2WeldingTubeLeftL));
1889 //
1890 // [Pos 3] Right Welding Tube
1891 //
1892       TGeoTube* shRB26s2CompRightTube = new TGeoTube(kRB26s2CompTubeInnerR, kRB26s2CompTubeOuterR, kRB26s2WeldingTubeRightL);
1893       TGeoVolume* voRB26s2CompRightTube = new TGeoVolume("RB26s2CompRightTube", shRB26s2CompRightTube, kMedSteel);
1894       voRB26s2Compensator->AddNode(voRB26s2CompRightTube,  1, new TGeoTranslation(0., 0.,  kRB26s2CompL - kRB26s2WeldingTubeRightL));
1895 //
1896 // [Pos 4] Ring
1897 //
1898       TGeoTube* shRB26s2CompRing = new TGeoTube(kRB26s2CompTubeOuterR, kRB26s2RingOuterR, kRB26s2RingL);
1899       TGeoVolume* voRB26s2CompRing = new TGeoVolume("RB26s2CompRing", shRB26s2CompRing, kMedSteel);
1900       voRB26s2Compensator->AddNode(voRB26s2CompRing,  1, new TGeoTranslation(0., 0., kRB26s2RingZ + kRB26s2RingL));
1901
1902 //
1903 // [Pos 5] Outer Protecting Tube
1904 //
1905       TGeoTube* shRB26s2CompProtTube = new TGeoTube(kRB26s2RingOuterR, kRB26s2ProtOuterR, kRB26s2ProtL);
1906       TGeoVolume* voRB26s2CompProtTube = new TGeoVolume("RB26s2CompProtTube", shRB26s2CompProtTube, kMedSteel);
1907       voRB26s2Compensator->AddNode(voRB26s2CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s2ProtZ + kRB26s2ProtL));
1908
1909 ///////////////////////////////////
1910 //    Rotable Flange             //
1911 //    Drawing  LHCVFX_0016       //
1912 ///////////////////////////////////
1913       const Float_t kRB26s1RFlangeTubeRi    = 5.84/2. ;  // Tube inner radius
1914       const Float_t kRB26s1RFlangeTubeRo    = 6.00/2. ;  // Tube outer radius
1915
1916 // Pos 1 Clamp Ring          LHCVFX__0015
1917       const Float_t kRB26s1RFlangeCrL       = 1.40     ; // Lenth of the clamp ring
1918       const Float_t kRB26s1RFlangeCrRi1     = 6.72/2.  ; // Ring inner radius section 1
1919       const Float_t kRB26s1RFlangeCrRi2     = 6.06/2.  ; // Ring inner radius section 2
1920       const Float_t kRB26s1RFlangeCrRo      = 8.60/2.  ; // Ring outer radius
1921       const Float_t kRB26s1RFlangeCrD       = 0.800    ; // Width section 1
1922
1923       TGeoPcon* shRB26s1RFlangeCr = new TGeoPcon(0., 360., 4);
1924       z0 = 0.;
1925       shRB26s1RFlangeCr->DefineSection(0, z0, kRB26s1RFlangeCrRi1, kRB26s1RFlangeCrRo);
1926       z0 += kRB26s1RFlangeCrD;
1927       shRB26s1RFlangeCr->DefineSection(1, z0, kRB26s1RFlangeCrRi1, kRB26s1RFlangeCrRo);
1928       shRB26s1RFlangeCr->DefineSection(2, z0, kRB26s1RFlangeCrRi2, kRB26s1RFlangeCrRo);
1929       z0 = kRB26s1RFlangeCrL;
1930       shRB26s1RFlangeCr->DefineSection(3, z0, kRB26s1RFlangeCrRi2, kRB26s1RFlangeCrRo);
1931       TGeoVolume* voRB26s1RFlangeCr =
1932           new TGeoVolume("RB26s1RFlangeCr", shRB26s1RFlangeCr, kMedSteel);
1933
1934 // Pos 2 Insert              LHCVFX__0015
1935       const Float_t kRB26s1RFlangeIsL       = 4.88     ; // Lenth of the insert
1936       const Float_t kRB26s1RFlangeIsR       = 6.70/2.  ; // Ring radius
1937       const Float_t kRB26s1RFlangeIsD       = 0.80     ; // Ring Width
1938
1939       TGeoPcon* shRB26s1RFlangeIs = new TGeoPcon(0., 360., 4);
1940       z0 = 0.;
1941       shRB26s1RFlangeIs->DefineSection(0, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeIsR);
1942       z0 += kRB26s1RFlangeIsD;
1943       shRB26s1RFlangeIs->DefineSection(1, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeIsR);
1944       shRB26s1RFlangeIs->DefineSection(2, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1945       z0 = kRB26s1RFlangeIsL;
1946       shRB26s1RFlangeIs->DefineSection(3, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1947       TGeoVolume* voRB26s1RFlangeIs =
1948           new TGeoVolume("RB26s1RFlangeIs", shRB26s1RFlangeIs, kMedSteel);
1949 // 4.88 + 3.7 = 8.58 (8.7 to avoid overlap)
1950 // Pos 3 Fixed Point Section LHCVC2A_0021
1951       const Float_t kRB26s1RFlangeFpL       = 5.88     ; // Length of the fixed point section (0.08 cm added for welding)
1952       const Float_t kRB26s1RFlangeFpZ       = 3.82     ; // Position of the ring
1953       const Float_t kRB26s1RFlangeFpD       = 0.59     ; // Width of the ring
1954       const Float_t kRB26s1RFlangeFpR       = 7.00/2.  ; // Radius of the ring
1955
1956       TGeoPcon* shRB26s1RFlangeFp = new TGeoPcon(0., 360., 6);
1957       z0 = 0.;
1958       shRB26s1RFlangeFp->DefineSection(0, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1959       z0 += kRB26s1RFlangeFpZ;
1960       shRB26s1RFlangeFp->DefineSection(1, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1961       shRB26s1RFlangeFp->DefineSection(2, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeFpR);
1962       z0 += kRB26s1RFlangeFpD;
1963       shRB26s1RFlangeFp->DefineSection(3, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeFpR);
1964       shRB26s1RFlangeFp->DefineSection(4, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1965       z0 = kRB26s1RFlangeFpL;
1966       shRB26s1RFlangeFp->DefineSection(5, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1967       TGeoVolume* voRB26s1RFlangeFp = new TGeoVolume("RB26s1RFlangeFp", shRB26s1RFlangeFp, kMedSteel);
1968
1969 // Put everything in a mother volume
1970       TGeoPcon* shRB26s1RFlange = new TGeoPcon(0., 360., 8);
1971       z0 =  0.;
1972       shRB26s1RFlange->DefineSection(0, z0, 0., kRB26s1RFlangeCrRo);
1973       z0 += kRB26s1RFlangeCrL;
1974       shRB26s1RFlange->DefineSection(1, z0, 0., kRB26s1RFlangeCrRo);
1975       shRB26s1RFlange->DefineSection(2, z0, 0., kRB26s1RFlangeTubeRo);
1976       z0 = kRB26s1RFlangeIsL + kRB26s1RFlangeFpZ;
1977       shRB26s1RFlange->DefineSection(3, z0, 0., kRB26s1RFlangeTubeRo);
1978       shRB26s1RFlange->DefineSection(4, z0, 0., kRB26s1RFlangeFpR);
1979       z0 += kRB26s1RFlangeFpD;
1980       shRB26s1RFlange->DefineSection(5, z0, 0., kRB26s1RFlangeFpR);
1981       shRB26s1RFlange->DefineSection(6, z0, 0., kRB26s1RFlangeTubeRo);
1982       z0 = kRB26s1RFlangeIsL + kRB26s1RFlangeFpL;
1983       shRB26s1RFlange->DefineSection(7, z0, 0., kRB26s1RFlangeTubeRo);
1984       TGeoVolume* voRB26s1RFlange = new TGeoVolume("RB26s1RFlange", shRB26s1RFlange, kMedVac);
1985
1986       voRB26s1RFlange->AddNode(voRB26s1RFlangeIs, 1, gGeoIdentity);
1987       voRB26s1RFlange->AddNode(voRB26s1RFlangeCr, 1, gGeoIdentity);
1988       voRB26s1RFlange->AddNode(voRB26s1RFlangeFp, 1, new TGeoTranslation(0., 0., kRB26s1RFlangeIsL));
1989
1990 ///////////////////////////////////
1991 //    Fixed Flange               //
1992 //    Drawing  LHCVFX_0006       //
1993 ///////////////////////////////////
1994       const Float_t kRB26s2FFlangeL      =  2.13;    // Length of the flange
1995       const Float_t kRB26s2FFlangeD1     =  0.97;    // Length of section 1
1996       const Float_t kRB26s2FFlangeD2     =  0.29;    // Length of section 2
1997       const Float_t kRB26s2FFlangeD3     =  0.87;    // Length of section 3
1998       const Float_t kRB26s2FFlangeRo     = 17.15/2.; // Flange outer radius
1999       const Float_t kRB26s2FFlangeRi1    = 12.30/2.; // Flange inner radius section 1
2000       const Float_t kRB26s2FFlangeRi2    = 12.00/2.; // Flange inner radius section 2
2001       const Float_t kRB26s2FFlangeRi3    = 12.30/2.; // Flange inner radius section 3
2002       z0 = 0;
2003       TGeoPcon* shRB26s2FFlange = new TGeoPcon(0., 360., 6);
2004       z0 = 0.;
2005       shRB26s2FFlange->DefineSection(0, z0, kRB26s2FFlangeRi1, kRB26s2FFlangeRo);
2006       z0 += kRB26s2FFlangeD1;
2007       shRB26s2FFlange->DefineSection(1, z0, kRB26s2FFlangeRi1, kRB26s2FFlangeRo);
2008       shRB26s2FFlange->DefineSection(2, z0, kRB26s2FFlangeRi2, kRB26s2FFlangeRo);
2009       z0 += kRB26s2FFlangeD2;
2010       shRB26s2FFlange->DefineSection(3, z0, kRB26s2FFlangeRi2, kRB26s2FFlangeRo);
2011       shRB26s2FFlange->DefineSection(4, z0, kRB26s2FFlangeRi3, kRB26s2FFlangeRo);
2012       z0 += kRB26s2FFlangeD3;
2013       shRB26s2FFlange->DefineSection(5, z0, kRB26s2FFlangeRi3, kRB26s2FFlangeRo);
2014       TGeoVolume* voRB26s2FFlange = new TGeoVolume("RB26s2FFlange", shRB26s2FFlange, kMedSteel);
2015
2016       TGeoVolume* voRB26s2FFlangeM = new TGeoVolume("RB26s2FFlangeM", MakeMotherFromTemplate(shRB26s2FFlange, 2, 5), kMedVac);
2017       voRB26s2FFlangeM->AddNode(voRB26s2FFlange, 1, gGeoIdentity);
2018
2019
2020
2021 ////////////////////////////////////////
2022 //                                    //
2023 //    RB26/3                          //
2024 //    Drawing LHCV2a_0048             //
2025 //    Drawing LHCV2a_0002             //
2026 ////////////////////////////////////////
2027 //
2028 //    Pos 1 Vacuum Tubes      LHCVC2A__0003
2029 //    Pos 2 Fixed Point       LHCVFX___0005
2030 //    Pos 3 Split Flange      LHCVFX___0007
2031 //    Pos 4 Fixed Flange      LHCVFX___0004
2032 //    Pos 5 Axial Compensator LHCVC2A__0065
2033 //
2034 //
2035 //
2036 //
2037 ///////////////////////////////////
2038 //    Vacuum Tube                //
2039 //    Drawing  LHCVC2A_0003      //
2040 ///////////////////////////////////
2041       const Float_t kRB26s3TubeL  = 629.35 + 0.3; // 0.3 cm added for welding
2042       const Float_t kRB26s3TubeR1 =  12./2.;
2043       const Float_t kRB26s3TubeR2 =  kRB26s3TubeR1 + 215.8 * TMath::Tan(0.829 / 180. * TMath::Pi());
2044
2045
2046       TGeoPcon* shRB26s3Tube = new TGeoPcon(0., 360., 7);
2047       // Section 1: straight section
2048       shRB26s3Tube->DefineSection(0,   0.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.15);
2049       shRB26s3Tube->DefineSection(1,   2.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.15);
2050       // Section 2: 0.829 deg opening cone
2051       shRB26s3Tube->DefineSection(2,   2.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.20);
2052
2053       shRB26s3Tube->DefineSection(3, 217.80, kRB26s3TubeR2, kRB26s3TubeR2 + 0.20);
2054       shRB26s3Tube->DefineSection(4, 217.80, kRB26s3TubeR2, kRB26s3TubeR2 + 0.30);
2055
2056       shRB26s3Tube->DefineSection(5, 622.20,       30.00/2., 30.60/2.);
2057       shRB26s3Tube->DefineSection(6, kRB26s3TubeL, 30.00/2., 30.60/2.);
2058
2059       TGeoVolume* voRB26s3Tube = new TGeoVolume("RB26s3Tube", shRB26s3Tube, kMedSteel);
2060 //    Add the insulation layer
2061       TGeoVolume* voRB26s3TubeIns = new TGeoVolume("RB26s3TubeIns", MakeInsulationFromTemplate(shRB26s3Tube), kMedInsu);
2062       voRB26s3Tube->AddNode(voRB26s3TubeIns, 1, gGeoIdentity);
2063
2064       TGeoVolume* voRB26s3TubeM  = new TGeoVolume("RB26s3TubeM", MakeMotherFromTemplate(shRB26s3Tube), kMedVac);
2065       voRB26s3TubeM->AddNode(voRB26s3Tube, 1, gGeoIdentity);
2066
2067
2068
2069 ///////////////////////////////////
2070 //    Fixed Point                //
2071 //    Drawing  LHCVFX_0005       //
2072 ///////////////////////////////////
2073       const Float_t kRB26s3FixedPointL       = 16.37     ; // Length of the fixed point section (0.3 cm added for welding)
2074       const Float_t kRB26s3FixedPointZ       =  9.72     ; // Position of the ring (0.15 cm added for welding)
2075       const Float_t kRB26s3FixedPointD       =  0.595    ; // Width of the ring
2076       const Float_t kRB26s3FixedPointR       = 13.30/2.  ; // Radius of the ring
2077       const Float_t kRB26s3FixedPointRi      = 12.00/2.  ; // Inner radius of the tube
2078       const Float_t kRB26s3FixedPointRo1     = 12.30/2.  ; // Outer radius of the tube (in)
2079       const Float_t kRB26s3FixedPointRo2     = 12.40/2.  ; // Outer radius of the tube (out)
2080       const Float_t kRB26s3FixedPointDs      =  1.5      ; // Width of straight section behind ring
2081       const Float_t kRB26s3FixedPointDc      =  3.15     ; // Width of conical  section behind ring (0.15 cm added for welding)
2082
2083       TGeoPcon* shRB26s3FixedPoint = new TGeoPcon(0., 360., 8);
2084       z0 = 0.;
2085       shRB26s3FixedPoint->DefineSection(0, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2086       z0 += kRB26s3FixedPointZ;
2087       shRB26s3FixedPoint->DefineSection(1, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2088       shRB26s3FixedPoint->DefineSection(2, z0, kRB26s3FixedPointRi, kRB26s3FixedPointR);
2089       z0 += kRB26s3FixedPointD;
2090       shRB26s3FixedPoint->DefineSection(3, z0, kRB26s3FixedPointRi, kRB26s3FixedPointR);
2091       shRB26s3FixedPoint->DefineSection(4, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2092       z0 += kRB26s3FixedPointDs;
2093       shRB26s3FixedPoint->DefineSection(5, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2094       z0 += kRB26s3FixedPointDc;
2095       shRB26s3FixedPoint->DefineSection(6, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo2);
2096       z0 = kRB26s3FixedPointL;
2097       shRB26s3FixedPoint->DefineSection(7, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo2);
2098       TGeoVolume* voRB26s3FixedPoint = new TGeoVolume("RB26s3FixedPoint", shRB26s3FixedPoint, kMedSteel);
2099
2100       TGeoVolume* voRB26s3FixedPointM = new TGeoVolume("RB26s3FixedPointM", MakeMotherFromTemplate(shRB26s3FixedPoint), kMedVac);
2101       voRB26s3FixedPointM->AddNode(voRB26s3FixedPoint, 1, gGeoIdentity);
2102
2103 ///////////////////////////////////
2104 //    Split Flange               //
2105 //    Drawing  LHCVFX_0005       //
2106 ///////////////////////////////////
2107       const Float_t kRB26s3SFlangeL      =  2.13;        // Length of the flange
2108       const Float_t kRB26s3SFlangeD1     =  0.57;        // Length of section 1
2109       const Float_t kRB26s3SFlangeD2     =  0.36;        // Length of section 2
2110       const Float_t kRB26s3SFlangeD3     =  0.50 + 0.70; // Length of section 3
2111       const Float_t kRB26s3SFlangeRo     = 17.15/2.;     // Flange outer radius
2112       const Float_t kRB26s3SFlangeRi1    = 12.30/2.;     // Flange inner radius section 1
2113       const Float_t kRB26s3SFlangeRi2    = 12.00/2.;     // Flange inner radius section 2
2114       const Float_t kRB26s3SFlangeRi3    = 12.30/2.;     // Flange inner radius section 3
2115       z0 = 0;
2116       TGeoPcon* shRB26s3SFlange = new TGeoPcon(0., 360., 6);
2117       z0 = 0.;
2118       shRB26s3SFlange->DefineSection(0, z0, kRB26s3SFlangeRi1, kRB26s3SFlangeRo);
2119       z0 += kRB26s3SFlangeD1;
2120       shRB26s3SFlange->DefineSection(1, z0, kRB26s3SFlangeRi1, kRB26s3SFlangeRo);
2121       shRB26s3SFlange->DefineSection(2, z0, kRB26s3SFlangeRi2, kRB26s3SFlangeRo);
2122       z0 += kRB26s3SFlangeD2;
2123       shRB26s3SFlange->DefineSection(3, z0, kRB26s3SFlangeRi2, kRB26s3SFlangeRo);
2124       shRB26s3SFlange->DefineSection(4, z0, kRB26s3SFlangeRi3, kRB26s3SFlangeRo);
2125       z0 += kRB26s3SFlangeD3;
2126       shRB26s3SFlange->DefineSection(5, z0, kRB26s3SFlangeRi3, kRB26s3SFlangeRo);
2127       TGeoVolume* voRB26s3SFlange = new TGeoVolume("RB26s3SFlange", shRB26s3SFlange, kMedSteel);
2128
2129       TGeoVolume* voRB26s3SFlangeM = new TGeoVolume("RB26s3SFlange", MakeMotherFromTemplate(shRB26s3SFlange, 0, 3), kMedVac);
2130       voRB26s3SFlangeM->AddNode(voRB26s3SFlange, 1, gGeoIdentity);
2131
2132 ///////////////////////////////////
2133 //    RB26/3   Fixed Flange      //
2134 //    Drawing  LHCVFX___0004     //
2135 ///////////////////////////////////
2136       const Float_t kRB26s3FFlangeL      =  2.99;    // Length of the flange
2137       const Float_t kRB26s3FFlangeD1     =  1.72;    // Length of section 1
2138       const Float_t kRB26s3FFlangeD2     =  0.30;    // Length of section 2
2139       const Float_t kRB26s3FFlangeD3     =  0.97;    // Length of section 3
2140       const Float_t kRB26s3FFlangeRo     = 36.20/2.; // Flange outer radius
2141       const Float_t kRB26s3FFlangeRi1    = 30.60/2.; // Flange inner radius section 1
2142       const Float_t kRB26s3FFlangeRi2    = 30.00/2.; // Flange inner radius section 2
2143       const Float_t kRB26s3FFlangeRi3    = 30.60/2.; // Flange inner radius section 3
2144       z0 = 0;
2145       TGeoPcon* shRB26s3FFlange = new TGeoPcon(0., 360., 6);
2146       z0 = 0.;
2147       shRB26s3FFlange->DefineSection(0, z0, kRB26s3FFlangeRi1, kRB26s3FFlangeRo);
2148       z0 += kRB26s3FFlangeD1;
2149       shRB26s3FFlange->DefineSection(1, z0, kRB26s3FFlangeRi1, kRB26s3FFlangeRo);
2150       shRB26s3FFlange->DefineSection(2, z0, kRB26s3FFlangeRi2, kRB26s3FFlangeRo);
2151       z0 += kRB26s3FFlangeD2;
2152       shRB26s3FFlange->DefineSection(3, z0, kRB26s3FFlangeRi2, kRB26s3FFlangeRo);
2153       shRB26s3FFlange->DefineSection(4, z0, kRB26s3FFlangeRi3, kRB26s3FFlangeRo);
2154       z0 += kRB26s3FFlangeD3;
2155       shRB26s3FFlange->DefineSection(5, z0, kRB26s3FFlangeRi3, kRB26s3FFlangeRo);
2156       TGeoVolume* voRB26s3FFlange = new TGeoVolume("RB26s3FFlange", shRB26s3FFlange, kMedSteel);
2157
2158       TGeoVolume* voRB26s3FFlangeM = new TGeoVolume("RB26s3FFlange", MakeMotherFromTemplate(shRB26s3FFlange, 2, 5), kMedVac);
2159       voRB26s3FFlangeM->AddNode(voRB26s3FFlange, 1, gGeoIdentity);
2160
2161
2162
2163 ///////////////////////////////////
2164 //    RB26/3   Axial Compensator //
2165 //    Drawing  LHCVC2a_0065      //
2166 ///////////////////////////////////
2167       const Float_t kRB26s3CompL              = 42.0;     // Length of the compensator (0.3 cm added for welding)
2168       const Float_t kRB26s3BellowRo           = 34.00/2.; // Bellow outer radius        [Pos 1]
2169       const Float_t kRB26s3BellowRi           = 30.10/2.; // Bellow inner radius        [Pos 1]
2170       const Int_t   kRB26s3NumberOfPlies      = 13;       // Number of plies            [Pos 1]
2171       const Float_t kRB26s3BellowUndL         = 17.70;    // Length of undulated region [Pos 1]
2172       const Float_t kRB26s3PlieThickness      =  0.06;    // Plie thickness             [Pos 1]
2173       const Float_t kRB26s3ConnectionPlieR    =  0.21;    // Connection plie radius     [Pos 1]
2174 //  Plie radius
2175       const Float_t kRB26s3PlieR =
2176         (kRB26s3BellowUndL - 4. *  kRB26s3ConnectionPlieR + 2. * kRB26s3PlieThickness +
2177          (2. *  kRB26s3NumberOfPlies - 2.) * kRB26s3PlieThickness) / (4. * kRB26s3NumberOfPlies - 2.);
2178
2179       //
2180       // The welding tubes have 3 sections with different radii and 2 transition regions.
2181       // Section 1: connection to the outside
2182       // Section 2: commection to the bellow
2183       // Section 3: between 1 and 2
2184       const Float_t kRB26s3CompTubeInnerR1    = 30.0/2.;  // Outer Connection tubes inner radius     [Pos 4 + 3]
2185       const Float_t kRB26s3CompTubeOuterR1    = 30.6/2.;  // Outer Connection tubes outer radius     [Pos 4 + 3]
2186       const Float_t kRB26s3CompTubeInnerR2    = 29.4/2.;  // Connection tubes inner radius           [Pos 4 + 3]
2187       const Float_t kRB26s3CompTubeOuterR2    = 30.0/2.;  // Connection tubes outer radius           [Pos 4 + 3]
2188       const Float_t kRB26s3CompTubeInnerR3    = 30.6/2.;  // Connection tubes inner radius at bellow [Pos 4 + 3]
2189       const Float_t kRB26s3CompTubeOuterR3    = 32.2/2.;  // Connection tubes outer radius at bellow [Pos 4 + 3]
2190
2191       const Float_t kRB26s3WeldingTubeLeftL1  =  2.0;     // Left connection tube length             [Pos 4]
2192       const Float_t kRB26s3WeldingTubeLeftL2  =  3.4;     // Left connection tube length             [Pos 4]
2193       const Float_t kRB26s3WeldingTubeLeftL   =  7.0;     // Left connection tube total length       [Pos 4]
2194       const Float_t kRB26s3WeldingTubeRightL1 =  2.3;     // Right connection tube length            [Pos 3] (0.3 cm added for welding)
2195       const Float_t kRB26s3WeldingTubeRightL2 = 13.4;     // Right connection tube length            [Pos 3]
2196
2197       const Float_t kRB26s3WeldingTubeT1      =  0.6;     // Length of first r-transition            [Pos 4 + 3]
2198       const Float_t kRB26s3WeldingTubeT2      =  1.0;     // Length of 2nd   r-transition            [Pos 4 + 3]
2199
2200
2201
2202       const Float_t kRB26s3RingOuterR         = 36.1/2.;  // Ring inner radius                       [Pos 4]
2203       const Float_t kRB26s3RingL              =  0.8/2.;  // Ring half length                        [Pos 4]
2204       const Float_t kRB26s3RingZ              =  3.7   ;  // Ring z-position                         [Pos 4]
2205       const Float_t kRB26s3ProtOuterR         = 36.2/2.;  // Protection tube outer radius            [Pos 2]
2206       const Float_t kRB26s3ProtL              = 27.0/2.;  // Protection tube half length             [Pos 2]
2207       const Float_t kRB26s3ProtZ              =  4.0   ;  // Protection tube z-position              [Pos 2]
2208
2209
2210 // Mother volume
2211 //
2212       TGeoPcon* shRB26s3Compensator  = new TGeoPcon(0., 360., 6);
2213       shRB26s3Compensator->DefineSection( 0,   0.0, 0., kRB26s3CompTubeOuterR1);
2214       shRB26s3Compensator->DefineSection( 1,   kRB26s3RingZ, 0., kRB26s3CompTubeOuterR1);
2215       shRB26s3Compensator->DefineSection( 2,   kRB26s3RingZ, 0., kRB26s3ProtOuterR);
2216       shRB26s3Compensator->DefineSection( 3,   kRB26s3ProtZ + 2. * kRB26s3ProtL, 0., kRB26s3ProtOuterR);
2217       shRB26s3Compensator->DefineSection( 4,   kRB26s3ProtZ + 2. * kRB26s3ProtL, 0., kRB26s3CompTubeOuterR1);
2218       shRB26s3Compensator->DefineSection( 5,   kRB26s3CompL                    , 0., kRB26s3CompTubeOuterR1);
2219       TGeoVolume* voRB26s3Compensator  =
2220           new TGeoVolume("RB26s3Compensator", shRB26s3Compensator, kMedVac);
2221
2222 //
2223 // [Pos 1] Bellow
2224 //
2225 //
2226       TGeoVolume* voRB26s3Bellow = new TGeoVolume("RB26s3Bellow",
2227                                                   new TGeoTube(kRB26s3BellowRi, kRB26s3BellowRo, kRB26s3BellowUndL/2.), kMedVac);
2228 //
2229 //  Upper part of the undulation
2230 //
2231       TGeoTorus* shRB26s3PlieTorusU  =  new TGeoTorus(kRB26s3BellowRo - kRB26s3PlieR, kRB26s3PlieR - kRB26s3PlieThickness, kRB26s3PlieR);
2232       shRB26s3PlieTorusU->SetName("RB26s3TorusU");
2233       TGeoTube*  shRB26s3PlieTubeU   =  new TGeoTube (kRB26s3BellowRo - kRB26s3PlieR, kRB26s3BellowRo, kRB26s3PlieR);
2234       shRB26s3PlieTubeU->SetName("RB26s3TubeU");
2235       TGeoCompositeShape*  shRB26s3UpperPlie = new TGeoCompositeShape("RB26s3UpperPlie", "RB26s3TorusU*RB26s3TubeU");
2236
2237       TGeoVolume* voRB26s3WiggleU = new TGeoVolume("RB26s3UpperPlie", shRB26s3UpperPlie, kMedSteel);
2238 //
2239 // Lower part of the undulation
2240       TGeoTorus* shRB26s3PlieTorusL =  new TGeoTorus(kRB26s3BellowRi + kRB26s3PlieR, kRB26s3PlieR - kRB26s3PlieThickness, kRB26s3PlieR);
2241       shRB26s3PlieTorusL->SetName("RB26s3TorusL");
2242       TGeoTube*  shRB26s3PlieTubeL   =  new TGeoTube (kRB26s3BellowRi, kRB26s3BellowRi + kRB26s3PlieR, kRB26s3PlieR);
2243       shRB26s3PlieTubeL->SetName("RB26s3TubeL");
2244       TGeoCompositeShape*  shRB26s3LowerPlie = new TGeoCompositeShape("RB26s3LowerPlie", "RB26s3TorusL*RB26s3TubeL");
2245
2246       TGeoVolume* voRB26s3WiggleL = new TGeoVolume("RB26s3LowerPlie", shRB26s3LowerPlie, kMedSteel);
2247
2248 //
2249 // Connection between upper and lower part of undulation
2250       TGeoVolume* voRB26s3WiggleC1 = new TGeoVolume("RB26s3PlieConn1",
2251                                                     new TGeoTube(kRB26s3BellowRi + kRB26s3PlieR,
2252                                                                  kRB26s3BellowRo - kRB26s3PlieR, kRB26s3PlieThickness / 2.), kMedSteel);
2253 //
2254 // One wiggle
2255       TGeoVolumeAssembly* voRB26s3Wiggle = new TGeoVolumeAssembly("RB26s3Wiggle");
2256       z0 =  -  kRB26s3PlieThickness / 2.;
2257       voRB26s3Wiggle->AddNode(voRB26s3WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2258       z0 += kRB26s3PlieR -  kRB26s3PlieThickness / 2.;
2259       voRB26s3Wiggle->AddNode(voRB26s3WiggleU,   1 , new TGeoTranslation(0., 0., z0));
2260       z0 += kRB26s3PlieR -  kRB26s3PlieThickness / 2.;
2261       voRB26s3Wiggle->AddNode(voRB26s3WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2262       z0 += kRB26s3PlieR -  kRB26s3PlieThickness;
2263       voRB26s3Wiggle->AddNode(voRB26s3WiggleL,  1 , new TGeoTranslation(0., 0., z0));
2264 // Positioning of the volumes
2265       z0   = - kRB26s3BellowUndL/2.+ kRB26s3ConnectionPlieR;
2266       voRB26s3Bellow->AddNode(voRB26s3WiggleL, 1, new TGeoTranslation(0., 0., z0));
2267       z0  +=  kRB26s3ConnectionPlieR;
2268       zsh  = 4. *  kRB26s3PlieR -  2. * kRB26s3PlieThickness;
2269       for (Int_t iw = 0; iw < kRB26s3NumberOfPlies; iw++) {
2270           Float_t zpos =  z0 + iw * zsh;
2271           voRB26s3Bellow->AddNode(voRB26s3Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s3PlieThickness));
2272       }
2273
2274       voRB26s3Compensator->AddNode(voRB26s3Bellow, 1,  new TGeoTranslation(0., 0., kRB26s3WeldingTubeLeftL + kRB26s3BellowUndL/2.));
2275
2276
2277 //
2278 // [Pos 2] Outer Protecting Tube
2279 //
2280       TGeoTube* shRB26s3CompProtTube = new TGeoTube(kRB26s3RingOuterR, kRB26s3ProtOuterR, kRB26s3ProtL);
2281       TGeoVolume* voRB26s3CompProtTube =
2282           new TGeoVolume("RB26s3CompProtTube", shRB26s3CompProtTube, kMedSteel);
2283       voRB26s3Compensator->AddNode(voRB26s3CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s3ProtZ + kRB26s3ProtL));
2284
2285
2286 //
2287 // [Pos 3] Right Welding Tube
2288 //
2289       TGeoPcon* shRB26s3CompRightTube = new TGeoPcon(0., 360., 5);
2290       z0 = 0.;
2291       shRB26s3CompRightTube->DefineSection(0, z0,  kRB26s3CompTubeInnerR3, kRB26s3CompTubeOuterR3);
2292       z0 += kRB26s3WeldingTubeT2;
2293       shRB26s3CompRightTube->DefineSection(1, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2294       z0 += kRB26s3WeldingTubeRightL2;
2295       shRB26s3CompRightTube->DefineSection(2, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2296       z0 += kRB26s3WeldingTubeT1;
2297       shRB26s3CompRightTube->DefineSection(3, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2298       z0 += kRB26s3WeldingTubeRightL1;
2299       shRB26s3CompRightTube->DefineSection(4, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2300
2301       TGeoVolume* voRB26s3CompRightTube =
2302           new TGeoVolume("RB26s3CompRightTube", shRB26s3CompRightTube, kMedSteel);
2303       voRB26s3Compensator->AddNode(voRB26s3CompRightTube,  1, new TGeoTranslation(0., 0.,  kRB26s3CompL - z0));
2304
2305 //
2306 // [Pos 4] Left Welding Tube
2307 //
2308       TGeoPcon* shRB26s3CompLeftTube = new TGeoPcon(0., 360., 5);
2309       z0 = 0.;
2310       shRB26s3CompLeftTube->DefineSection(0, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2311       z0 += kRB26s3WeldingTubeLeftL1;
2312       shRB26s3CompLeftTube->DefineSection(1, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2313       z0 += kRB26s3WeldingTubeT1;
2314       shRB26s3CompLeftTube->DefineSection(2, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2315       z0 += kRB26s3WeldingTubeLeftL2;
2316       shRB26s3CompLeftTube->DefineSection(3, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2317       z0 += kRB26s3WeldingTubeT2;
2318       shRB26s3CompLeftTube->DefineSection(4, z0,  kRB26s3CompTubeInnerR3, kRB26s3CompTubeOuterR3);
2319
2320       TGeoVolume* voRB26s3CompLeftTube =
2321           new TGeoVolume("RB26s3CompLeftTube", shRB26s3CompLeftTube, kMedSteel);
2322       voRB26s3Compensator->AddNode(voRB26s3CompLeftTube, 1,  gGeoIdentity);
2323 //
2324 // [Pos 5] Ring
2325 //
2326       TGeoTube* shRB26s3CompRing = new TGeoTube(kRB26s3CompTubeOuterR2, kRB26s3RingOuterR, kRB26s3RingL);
2327       TGeoVolume* voRB26s3CompRing =
2328           new TGeoVolume("RB26s3CompRing", shRB26s3CompRing, kMedSteel);
2329       voRB26s3Compensator->AddNode(voRB26s3CompRing,  1, new TGeoTranslation(0., 0., kRB26s3RingZ + kRB26s3RingL));
2330
2331
2332
2333 ///////////////////////////////////////////
2334 //                                       //
2335 //    RB26/4-5                           //
2336 //    Drawing LHCV2a_0012 [as installed] //
2337 ////////////////////////////////////////////
2338 //    Pos1 Vacuum Tubes        LHCVC2A__0014
2339 //    Pos2 Compensator         LHCVC2A__0066
2340 //    Pos3 Fixed Point Section LHCVC2A__0016
2341 //    Pos4 Split Flange        LHCVFX___0005
2342 //    Pos5 RotableFlange       LHCVFX___0009
2343 ////////////////////////////////////////////
2344
2345 ///////////////////////////////////
2346 //    RB26/4-5 Vacuum Tubes      //
2347 //    Drawing  LHCVC2a_0014      //
2348 ///////////////////////////////////
2349       const Float_t kRB26s45TubeL = 593.12 + 0.3; // 0.3 cm added for welding
2350
2351       TGeoPcon* shRB26s45Tube = new TGeoPcon(0., 360., 11);
2352       // Section 1: straight section
2353       shRB26s45Tube->DefineSection( 0,   0.00, 30.00/2., 30.60/2.);
2354       shRB26s45Tube->DefineSection( 1,   1.20, 30.00/2., 30.60/2.);
2355       shRB26s45Tube->DefineSection( 2,   1.20, 30.00/2., 30.80/2.);
2356       shRB26s45Tube->DefineSection( 3,  25.10, 30.00/2., 30.80/2.);
2357       // Section 2: 0.932 deg opening cone
2358       shRB26s45Tube->DefineSection( 4, 486.10, 45.00/2., 45.80/2.);
2359       // Section 3: straight section 4 mm
2360       shRB26s45Tube->DefineSection( 5, 512.10, 45.00/2., 45.80/2.);
2361       // Section 4: straight section 3 mm
2362       shRB26s45Tube->DefineSection( 6, 512.10, 45.00/2., 45.60/2.);
2363       shRB26s45Tube->DefineSection( 7, 527.70, 45.00/2., 45.60/2.);
2364       // Section 4: closing cone
2365       shRB26s45Tube->DefineSection( 8, 591.30, 10.00/2., 10.60/2.);
2366       shRB26s45Tube->DefineSection( 9, 591.89, 10.00/2., 10.30/2.);
2367
2368       shRB26s45Tube->DefineSection(10, kRB26s45TubeL, 10.00/2., 10.30/2.);
2369       TGeoVolume* voRB26s45Tube  =
2370           new TGeoVolume("RB26s45Tube", shRB26s45Tube, kMedSteel);
2371
2372       TGeoVolume* voRB26s45TubeM  = new TGeoVolume("RB26s45TubeM", MakeMotherFromTemplate(shRB26s45Tube), kMedVac);
2373       voRB26s45TubeM->AddNode(voRB26s45Tube, 1, gGeoIdentity);
2374
2375
2376
2377 ///////////////////////////////////
2378 //    RB26/5   Axial Compensator //
2379 //    Drawing  LHCVC2a_0066      //
2380 ///////////////////////////////////
2381       const Float_t kRB26s5CompL             = 27.60;    // Length of the compensator (0.30 cm added for welding)
2382       const Float_t kRB26s5BellowRo          = 12.48/2.; // Bellow outer radius        [Pos 1]
2383       const Float_t kRB26s5BellowRi          = 10.32/2.; // Bellow inner radius        [Pos 1]
2384       const Int_t   kRB26s5NumberOfPlies     = 15;       // Number of plies            [Pos 1]
2385       const Float_t kRB26s5BellowUndL        = 10.50;    // Length of undulated region [Pos 1]
2386       const Float_t kRB26s5PlieThickness     =  0.025;   // Plie thickness             [Pos 1]
2387       const Float_t kRB26s5ConnectionPlieR   =  0.21;    // Connection plie radius     [Pos 1]
2388       const Float_t kRB26s5ConnectionR       = 11.2/2.;  // Bellow connection radius   [Pos 1]
2389 //  Plie radius
2390       const Float_t kRB26s5PlieR =
2391         (kRB26s5BellowUndL - 4. *  kRB26s5ConnectionPlieR + 2. * kRB26s5PlieThickness +
2392          (2. *  kRB26s5NumberOfPlies - 2.) * kRB26s5PlieThickness) / (4. * kRB26s5NumberOfPlies - 2.);
2393       const Float_t kRB26s5CompTubeInnerR    = 10.00/2.;  // Connection tubes inner radius     [Pos 2 + 3]
2394       const Float_t kRB26s5CompTubeOuterR    = 10.30/2.;  // Connection tubes outer radius     [Pos 2 + 3]
2395       const Float_t kRB26s5WeldingTubeLeftL  =  3.70/2.;  // Left connection tube half length  [Pos 2]
2396       const Float_t kRB26s5WeldingTubeRightL = 13.42/2.;  // Right connection tube half length [Pos 3]   (0.3 cm added for welding)
2397       const Float_t kRB26s5RingInnerR        = 11.2/2.;   // Ring inner radius                 [Pos 4]
2398       const Float_t kRB26s5RingOuterR        = 16.0/2.;   // Ring inner radius                 [Pos 4]
2399       const Float_t kRB26s5RingL             =  0.4/2.;   // Ring half length                  [Pos 4]
2400       const Float_t kRB26s5RingZ             = 14.97;     // Ring z-position                   [Pos 4]
2401       const Float_t kRB26s5ProtOuterR        = 16.2/2.;   // Protection tube outer radius      [Pos 5]
2402       const Float_t kRB26s5ProtL             = 13.0/2.;   // Protection tube half length       [Pos 5]
2403       const Float_t kRB26s5ProtZ             =  2.17;     // Protection tube z-position        [Pos 5]
2404       const Float_t kRB26s5DetailZR          = 11.3/2.;   // Detail Z max radius
2405
2406
2407 // Mother volume
2408 //
2409       TGeoPcon* shRB26s5Compensator  = new TGeoPcon(0., 360., 8);
2410       shRB26s5Compensator->DefineSection( 0,   0.0,                                                  0., kRB26s5CompTubeOuterR);
2411       shRB26s5Compensator->DefineSection( 1,   kRB26s5ProtZ,                                         0., kRB26s5CompTubeOuterR);
2412       shRB26s5Compensator->DefineSection( 2,   kRB26s5ProtZ,                                         0., kRB26s5ProtOuterR);
2413       shRB26s5Compensator->DefineSection( 3,   kRB26s5ProtZ + 2. * kRB26s5ProtL + 2. * kRB26s5RingL, 0., kRB26s5ProtOuterR);
2414       shRB26s5Compensator->DefineSection( 4,   kRB26s5ProtZ + 2. * kRB26s5ProtL + 2. * kRB26s5RingL, 0., kRB26s5DetailZR);
2415       shRB26s5Compensator->DefineSection( 5,   kRB26s5CompL - 8.,                                    0., kRB26s5DetailZR);
2416       shRB26s5Compensator->DefineSection( 6,   kRB26s5CompL - 8.,                                    0., kRB26s5CompTubeOuterR);
2417       shRB26s5Compensator->DefineSection( 7,   kRB26s5CompL,                                         0., kRB26s5CompTubeOuterR);
2418       TGeoVolume* voRB26s5Compensator  = new TGeoVolume("RB26s5Compensator", shRB26s5Compensator, kMedVac);
2419
2420 //
2421 // [Pos 1] Bellow
2422 //
2423 //
2424       TGeoVolume* voRB26s5Bellow = new TGeoVolume("RB26s5Bellow",
2425                                                   new TGeoTube(kRB26s5BellowRi, kRB26s5BellowRo, kRB26s5BellowUndL/2.), kMedVac);
2426 //
2427 //  Upper part of the undulation
2428 //
2429       TGeoTorus* shRB26s5PlieTorusU  =  new TGeoTorus(kRB26s5BellowRo - kRB26s5PlieR, kRB26s5PlieR - kRB26s5PlieThickness, kRB26s5PlieR);
2430       shRB26s5PlieTorusU->SetName("RB26s5TorusU");
2431       TGeoTube*  shRB26s5PlieTubeU   =  new TGeoTube (kRB26s5BellowRo - kRB26s5PlieR, kRB26s5BellowRo, kRB26s5PlieR);
2432       shRB26s5PlieTubeU->SetName("RB26s5TubeU");
2433       TGeoCompositeShape*  shRB26s5UpperPlie = new TGeoCompositeShape("RB26s5UpperPlie", "RB26s5TorusU*RB26s5TubeU");
2434
2435       TGeoVolume* voRB26s5WiggleU = new TGeoVolume("RB26s5UpperPlie", shRB26s5UpperPlie, kMedSteel);
2436 //
2437 // Lower part of the undulation
2438       TGeoTorus* shRB26s5PlieTorusL =  new TGeoTorus(kRB26s5BellowRi + kRB26s5PlieR, kRB26s5PlieR - kRB26s5PlieThickness, kRB26s5PlieR);
2439       shRB26s5PlieTorusL->SetName("RB26s5TorusL");
2440       TGeoTube*  shRB26s5PlieTubeL   =  new TGeoTube (kRB26s5BellowRi, kRB26s5BellowRi + kRB26s5PlieR, kRB26s5PlieR);
2441       shRB26s5PlieTubeL->SetName("RB26s5TubeL");
2442       TGeoCompositeShape*  shRB26s5LowerPlie = new TGeoCompositeShape("RB26s5LowerPlie", "RB26s5TorusL*RB26s5TubeL");
2443
2444       TGeoVolume* voRB26s5WiggleL = new TGeoVolume("RB26s5LowerPlie", shRB26s5LowerPlie, kMedSteel);
2445
2446 //
2447 // Connection between upper and lower part of undulation
2448       TGeoVolume* voRB26s5WiggleC1 = new TGeoVolume("RB26s5PlieConn1",
2449                                                     new TGeoTube(kRB26s5BellowRi + kRB26s5PlieR,
2450                                                                  kRB26s5BellowRo - kRB26s5PlieR, kRB26s5PlieThickness / 2.), kMedSteel);
2451 //
2452 // One wiggle
2453       TGeoVolumeAssembly* voRB26s5Wiggle = new TGeoVolumeAssembly("RB26s5Wiggle");
2454       z0 =  -  kRB26s5PlieThickness / 2.;
2455       voRB26s5Wiggle->AddNode(voRB26s5WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2456       z0 += kRB26s5PlieR -  kRB26s5PlieThickness / 2.;
2457       voRB26s5Wiggle->AddNode(voRB26s5WiggleU,   1 , new TGeoTranslation(0., 0., z0));
2458       z0 += kRB26s5PlieR -  kRB26s5PlieThickness / 2.;
2459       voRB26s5Wiggle->AddNode(voRB26s5WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2460       z0 += kRB26s5PlieR -  kRB26s5PlieThickness;
2461       voRB26s5Wiggle->AddNode(voRB26s5WiggleL ,  1 , new TGeoTranslation(0., 0., z0));
2462 // Positioning of the volumes
2463       z0   = - kRB26s5BellowUndL/2.+ kRB26s5ConnectionPlieR;
2464       voRB26s5Bellow->AddNode(voRB26s5WiggleL, 1, new TGeoTranslation(0., 0., z0));
2465       z0  +=  kRB26s5ConnectionPlieR;
2466       zsh  = 4. *  kRB26s5PlieR -  2. * kRB26s5PlieThickness;
2467       for (Int_t iw = 0; iw < kRB26s5NumberOfPlies; iw++) {
2468           Float_t zpos =  z0 + iw * zsh;
2469           voRB26s5Bellow->AddNode(voRB26s5Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s5PlieThickness));
2470       }
2471
2472       voRB26s5Compensator->AddNode(voRB26s5Bellow, 1,  new TGeoTranslation(0., 0., 2. * kRB26s5WeldingTubeLeftL + kRB26s5BellowUndL/2.));
2473
2474 //
2475 // [Pos 2] Left Welding Tube
2476 //
2477       TGeoPcon* shRB26s5CompLeftTube = new TGeoPcon(0., 360., 3);
2478       z0 = 0;
2479       shRB26s5CompLeftTube->DefineSection(0, z0, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2480       z0 += 2 * kRB26s5WeldingTubeLeftL - ( kRB26s5ConnectionR - kRB26s5CompTubeOuterR);
2481       shRB26s5CompLeftTube->DefineSection(1, z0, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2482       z0 += ( kRB26s5ConnectionR - kRB26s5CompTubeOuterR);
2483       shRB26s5CompLeftTube->DefineSection(2, z0, kRB26s5ConnectionR - 0.15, kRB26s5ConnectionR);
2484       TGeoVolume* voRB26s5CompLeftTube = new TGeoVolume("RB26s5CompLeftTube", shRB26s5CompLeftTube, kMedSteel);
2485       voRB26s5Compensator->AddNode(voRB26s5CompLeftTube, 1,  gGeoIdentity);
2486 //
2487 // [Pos 3] Right Welding Tube
2488 //
2489       TGeoPcon* shRB26s5CompRightTube = new TGeoPcon(0., 360., 11);
2490       // Detail Z
2491       shRB26s5CompRightTube->DefineSection( 0, 0.  , kRB26s5CompTubeInnerR + 0.22, 11.2/2.);
2492       shRB26s5CompRightTube->DefineSection( 1, 0.05, kRB26s5CompTubeInnerR + 0.18, 11.2/2.);
2493       shRB26s5CompRightTube->DefineSection( 2, 0.22, kRB26s5CompTubeInnerR       , 11.2/2. - 0.22);
2494       shRB26s5CompRightTube->DefineSection( 3, 0.44, kRB26s5CompTubeInnerR       , 11.2/2.);
2495       shRB26s5CompRightTube->DefineSection( 4, 1.70, kRB26s5CompTubeInnerR       , 11.2/2.);
2496       shRB26s5CompRightTube->DefineSection( 5, 2.10, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2497       shRB26s5CompRightTube->DefineSection( 6, 2.80, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2498       shRB26s5CompRightTube->DefineSection( 7, 2.80, kRB26s5CompTubeInnerR       , 11.3/2.);
2499       shRB26s5CompRightTube->DefineSection( 8, 3.40, kRB26s5CompTubeInnerR       , 11.3/2.);
2500       // Normal pipe
2501       shRB26s5CompRightTube->DefineSection( 9, 3.50, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2502       shRB26s5CompRightTube->DefineSection(10, 2. * kRB26s5WeldingTubeRightL, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2503
2504       TGeoVolume* voRB26s5CompRightTube =
2505           new TGeoVolume("RB26s5CompRightTube", shRB26s5CompRightTube, kMedSteel);
2506       voRB26s5Compensator->AddNode(voRB26s5CompRightTube,  1,
2507                                    new TGeoTranslation(0., 0.,  kRB26s5CompL - 2. * kRB26s5WeldingTubeRightL));
2508 //
2509 // [Pos 4] Ring
2510 //
2511       TGeoTube* shRB26s5CompRing = new TGeoTube(kRB26s5RingInnerR, kRB26s5RingOuterR, kRB26s5RingL);
2512       TGeoVolume* voRB26s5CompRing =
2513           new TGeoVolume("RB26s5CompRing", shRB26s5CompRing, kMedSteel);
2514       voRB26s5Compensator->AddNode(voRB26s5CompRing,  1, new TGeoTranslation(0., 0., kRB26s5RingZ + kRB26s5RingL));
2515
2516 //
2517 // [Pos 5] Outer Protecting Tube
2518 //
2519       TGeoTube* shRB26s5CompProtTube = new TGeoTube(kRB26s5RingOuterR, kRB26s5ProtOuterR, kRB26s5ProtL);
2520       TGeoVolume* voRB26s5CompProtTube =
2521           new TGeoVolume("RB26s5CompProtTube", shRB26s5CompProtTube, kMedSteel);
2522       voRB26s5Compensator->AddNode(voRB26s5CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s5ProtZ + kRB26s5ProtL));
2523
2524 ///////////////////////////////////////
2525 //    RB26/4   Fixed Point Section   //
2526 //    Drawing  LHCVC2a_0016          //
2527 ///////////////////////////////////////
2528       const Float_t kRB26s4TubeRi            =  30.30/2. ; // Tube inner radius  (0.3 cm added for welding)
2529       const Float_t kRB26s4TubeRo            =  30.60/2. ; // Tube outer radius
2530       const Float_t kRB26s4FixedPointL       =  12.63    ; // Length of the fixed point section
2531       const Float_t kRB26s4FixedPointZ       =  10.53    ; // Position of the ring (0.15 added for welding)
2532       const Float_t kRB26s4FixedPointD       =   0.595   ; // Width of the ring
2533       const Float_t kRB26s4FixedPointR       =  31.60/2. ; // Radius of the ring
2534
2535       TGeoPcon* shRB26s4FixedPoint = new TGeoPcon(0., 360., 6);
2536       z0 = 0.;
2537       shRB26s4FixedPoint->DefineSection(0, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2538       z0 += kRB26s4FixedPointZ;
2539       shRB26s4FixedPoint->DefineSection(1, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2540       shRB26s4FixedPoint->DefineSection(2, z0, kRB26s4TubeRi, kRB26s4FixedPointR);
2541       z0 += kRB26s4FixedPointD;
2542       shRB26s4FixedPoint->DefineSection(3, z0, kRB26s4TubeRi, kRB26s4FixedPointR);
2543       shRB26s4FixedPoint->DefineSection(4, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2544       z0 = kRB26s4FixedPointL;
2545       shRB26s4FixedPoint->DefineSection(5, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2546       TGeoVolume* voRB26s4FixedPoint = new TGeoVolume("RB26s4FixedPoint", shRB26s4FixedPoint, kMedSteel);
2547
2548       TGeoVolume* voRB26s4FixedPointM = new TGeoVolume("RB26s4FixedPointM", MakeMotherFromTemplate(shRB26s4FixedPoint), kMedVac);
2549       voRB26s4FixedPointM->AddNode(voRB26s4FixedPoint, 1, gGeoIdentity);
2550
2551
2552 ///////////////////////////////////////
2553 //    RB26/4   Split Flange          //
2554 //    Drawing  LHCVFX__0005          //
2555 ///////////////////////////////////////
2556       const Float_t kRB26s4SFlangeL      =  2.99;        // Length of the flange
2557       const Float_t kRB26s4SFlangeD1     =  0.85;        // Length of section 1
2558       const Float_t kRB26s4SFlangeD2     =  0.36;        // Length of section 2
2559       const Float_t kRB26s4SFlangeD3     =  0.73 + 1.05; // Length of section 3
2560       const Float_t kRB26s4SFlangeRo     = 36.20/2.;     // Flange outer radius
2561       const Float_t kRB26s4SFlangeRi1    = 30.60/2.;     // Flange inner radius section 1
2562       const Float_t kRB26s4SFlangeRi2    = 30.00/2.;     // Flange inner radius section 2
2563       const Float_t kRB26s4SFlangeRi3    = 30.60/2.;     // Flange inner radius section 3
2564       z0 = 0;
2565       TGeoPcon* shRB26s4SFlange = new TGeoPcon(0., 360., 6);
2566       z0 = 0.;
2567       shRB26s4SFlange->DefineSection(0, z0, kRB26s4SFlangeRi1, kRB26s4SFlangeRo);
2568       z0 += kRB26s4SFlangeD1;
2569       shRB26s4SFlange->DefineSection(1, z0, kRB26s4SFlangeRi1, kRB26s4SFlangeRo);
2570       shRB26s4SFlange->DefineSection(2, z0, kRB26s4SFlangeRi2, kRB26s4SFlangeRo);
2571       z0 += kRB26s4SFlangeD2;
2572       shRB26s4SFlange->DefineSection(3, z0, kRB26s4SFlangeRi2, kRB26s4SFlangeRo);
2573       shRB26s4SFlange->DefineSection(4, z0, kRB26s4SFlangeRi3, kRB26s4SFlangeRo);
2574       z0 += kRB26s4SFlangeD3;
2575       shRB26s4SFlange->DefineSection(5, z0, kRB26s4SFlangeRi3, kRB26s4SFlangeRo);
2576       TGeoVolume* voRB26s4SFlange = new TGeoVolume("RB26s4SFlange", shRB26s4SFlange, kMedSteel);
2577
2578       TGeoVolume* voRB26s4SFlangeM = new TGeoVolume("RB26s4SFlangeM", MakeMotherFromTemplate(shRB26s4SFlange, 0, 3), kMedVac);
2579       voRB26s4SFlangeM->AddNode(voRB26s4SFlange, 1, gGeoIdentity);
2580
2581 ///////////////////////////////////////
2582 //    RB26/5   Rotable Flange        //
2583 //    Drawing  LHCVFX__0009          //
2584 ///////////////////////////////////////
2585       const Float_t kRB26s5RFlangeL      =  1.86;    // Length of the flange
2586       const Float_t kRB26s5RFlangeD1     =  0.61;    // Length of section 1
2587       const Float_t kRB26s5RFlangeD2     =  0.15;    // Length of section 2
2588       const Float_t kRB26s5RFlangeD3     =  0.60;    // Length of section 3
2589       const Float_t kRB26s5RFlangeD4     =  0.50;    // Length of section 4
2590       const Float_t kRB26s5RFlangeRo     = 15.20/2.; // Flange outer radius
2591       const Float_t kRB26s5RFlangeRi1    = 10.30/2.; // Flange inner radius section 1
2592       const Float_t kRB26s5RFlangeRi2    = 10.00/2.; // Flange inner radius section 2
2593       const Float_t kRB26s5RFlangeRi3    = 10.30/2.; // Flange inner radius section 3
2594       const Float_t kRB26s5RFlangeRi4    = 10.50/2.; // Flange inner radius section 4
2595
2596       z0 = 0;
2597       TGeoPcon* shRB26s5RFlange = new TGeoPcon(0., 360., 8);
2598       z0 = 0.;
2599       shRB26s5RFlange->DefineSection(0, z0, kRB26s5RFlangeRi4, kRB26s5RFlangeRo);
2600       z0 += kRB26s5RFlangeD4;
2601       shRB26s5RFlange->DefineSection(1, z0, kRB26s5RFlangeRi4, kRB26s5RFlangeRo);
2602       shRB26s5RFlange->DefineSection(2, z0, kRB26s5RFlangeRi3, kRB26s5RFlangeRo);
2603       z0 += kRB26s5RFlangeD3;
2604       shRB26s5RFlange->DefineSection(3, z0, kRB26s5RFlangeRi3, kRB26s5RFlangeRo);
2605       shRB26s5RFlange->DefineSection(4, z0, kRB26s5RFlangeRi2, kRB26s5RFlangeRo);
2606       z0 += kRB26s5RFlangeD2;
2607       shRB26s5RFlange->DefineSection(5, z0, kRB26s5RFlangeRi2, kRB26s5RFlangeRo);
2608       shRB26s5RFlange->DefineSection(6, z0, kRB26s5RFlangeRi1, kRB26s5RFlangeRo);
2609       z0 += kRB26s5RFlangeD1;
2610       shRB26s5RFlange->DefineSection(7, z0, kRB26s5RFlangeRi1, kRB26s5RFlangeRo);
2611       TGeoVolume* voRB26s5RFlange = new TGeoVolume("RB26s5RFlange", shRB26s5RFlange, kMedSteel);
2612
2613       TGeoVolume* voRB26s5RFlangeM = new TGeoVolume("RB26s5RFlangeM", MakeMotherFromTemplate(shRB26s5RFlange, 4, 7), kMedVac);
2614       voRB26s5RFlangeM->AddNode(voRB26s5RFlange, 1, gGeoIdentity);
2615
2616 //
2617 // Assemble RB26/1-2
2618 //
2619       TGeoVolumeAssembly* asRB26s12 = new TGeoVolumeAssembly("RB26s12");
2620       z0 = 0.;
2621       asRB26s12->AddNode(voRB26s1RFlange,       1, gGeoIdentity);
2622       z0 += kRB26s1RFlangeIsL + kRB26s1RFlangeFpL;
2623       asRB26s12->AddNode(voRB26s12TubeM,         1, new TGeoTranslation(0., 0., z0));
2624       z0 += kRB26s12TubeL;
2625       asRB26s12->AddNode(voRB26s2Compensator,   1, new TGeoTranslation(0., 0., z0));
2626       z0 += kRB26s2CompL;
2627       z0 -= kRB26s2FFlangeD1;
2628       asRB26s12->AddNode(voRB26s2FFlangeM,       1, new TGeoTranslation(0., 0., z0));
2629       z0 += kRB26s2FFlangeL;
2630       const Float_t kRB26s12L = z0;
2631
2632 //
2633 // Assemble RB26/3
2634 //
2635       TGeoVolumeAssembly* asRB26s3 = new TGeoVolumeAssembly("RB26s3");
2636       z0 = 0.;
2637       asRB26s3->AddNode(voRB26s3SFlangeM,      1, gGeoIdentity);
2638       z0 +=  kRB26s3SFlangeL;
2639       z0 -=  kRB26s3SFlangeD3;
2640       asRB26s3->AddNode(voRB26s3FixedPointM,   1, new TGeoTranslation(0., 0., z0));
2641       z0 += kRB26s3FixedPointL;
2642       asRB26s3->AddNode(voRB26s3TubeM,         1, new TGeoTranslation(0., 0., z0));
2643       z0 += kRB26s3TubeL;
2644       asRB26s3->AddNode(voRB26s3Compensator,   1, new TGeoTranslation(0., 0., z0));
2645       z0 += kRB26s3CompL;
2646       z0 -= kRB26s3FFlangeD1;
2647       asRB26s3->AddNode(voRB26s3FFlangeM,      1, new TGeoTranslation(0., 0., z0));
2648       z0 += kRB26s3FFlangeL;
2649       const Float_t kRB26s3L = z0;
2650
2651
2652 //
2653 // Assemble RB26/4-5
2654 //
2655       TGeoVolumeAssembly* asRB26s45 = new TGeoVolumeAssembly("RB26s45");
2656       z0 = 0.;
2657       asRB26s45->AddNode(voRB26s4SFlangeM,       1, gGeoIdentity);
2658       z0 +=  kRB26s4SFlangeL;
2659       z0 -=  kRB26s4SFlangeD3;
2660       asRB26s45->AddNode(voRB26s4FixedPointM,    1, new TGeoTranslation(0., 0., z0));
2661       z0 += kRB26s4FixedPointL;
2662       asRB26s45->AddNode(voRB26s45TubeM,         1, new TGeoTranslation(0., 0., z0));
2663       z0 += kRB26s45TubeL;
2664       asRB26s45->AddNode(voRB26s5Compensator,    1, new TGeoTranslation(0., 0., z0));
2665       z0 += kRB26s5CompL;
2666       z0 -= kRB26s5RFlangeD3;
2667       z0 -= kRB26s5RFlangeD4;
2668       asRB26s45->AddNode(voRB26s5RFlangeM,       1, new TGeoTranslation(0., 0., z0));
2669       z0 += kRB26s5RFlangeL;
2670       const Float_t kRB26s45L = z0;
2671
2672 //
2673 // Assemble RB26
2674 //
2675       TGeoVolumeAssembly* asRB26Pipe = new TGeoVolumeAssembly("RB26Pipe");
2676       z0 = 0.;
2677       asRB26Pipe->AddNode(asRB26s12,       1, new TGeoTranslation(0., 0., z0));
2678       z0 +=  kRB26s12L;
2679       asRB26Pipe->AddNode(asRB26s3,        1, new TGeoTranslation(0., 0., z0));
2680       z0 +=  kRB26s3L;
2681       asRB26Pipe->AddNode(asRB26s45,       1, new TGeoTranslation(0., 0., z0));
2682       z0 +=  kRB26s45L;
2683       top->AddNode(asRB26Pipe, 1, new TGeoCombiTrans(0., 0., -82., rot180));
2684 }
2685
2686
2687
2688 //___________________________________________
2689 void AliPIPEv3::CreateMaterials()
2690 {
2691   //
2692   // Define materials for beam pipe
2693   //
2694
2695   AliDebugClass(1,"Create PIPEv3 materials");
2696   Int_t   isxfld = gAlice->Field()->Integ();
2697   Float_t sxmgmx = gAlice->Field()->Max();
2698   // Steel (Inox)
2699   Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
2700   Float_t zsteel[4] = { 26.,24.,28.,14. };
2701   Float_t wsteel[4] = { .715,.18,.1,.005 };
2702   // AlBe - alloy
2703   Float_t aAlBe[2] = { 26.98, 9.01};
2704   Float_t zAlBe[2] = { 13.00, 4.00};
2705   Float_t wAlBe[2] = { 0.4, 0.6};
2706   //
2707   // Polyamid
2708   Float_t aPA[4] = {16., 14., 12.,  1.};
2709   Float_t zPA[4] = { 8.,  7.,  6.,  1.};
2710   Float_t wPA[4] = { 1.,  1.,  6., 11.};
2711   //
2712   // Air
2713   //
2714   Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
2715   Float_t zAir[4]={6.,7.,8.,18.};
2716   Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
2717   Float_t dAir = 1.20479E-3;
2718   Float_t dAir1 = 1.20479E-10;
2719   //
2720   // Insulation powder
2721   //                    Si         O       Ti     Al
2722   Float_t ains[4] ={28.0855, 15.9994, 47.867,  26.982};
2723   Float_t zins[4] ={14.,      8.    , 22.   ,  13.   };
2724   Float_t wins[4] ={ 0.3019,  0.4887,  0.1914,  0.018};
2725   //
2726   //
2727   // Anticorodal
2728   //
2729   // Al Si7 Mg 0.6
2730   //
2731   Float_t aaco[3] ={26.982, 28.0855, 24.035};
2732   Float_t zaco[3] ={13.,    14.    , 12.   };
2733   Float_t waco[3] ={ 0.924,  0.07,  0.006};
2734   // Kapton
2735   //
2736   Float_t aKapton[4]={1.00794,12.0107, 14.010,15.9994};
2737   Float_t zKapton[4]={1.,6.,7.,8.};
2738   Float_t wKapton[4]={0.026362,0.69113,0.07327,0.209235};
2739   Float_t dKapton = 1.42;
2740   // NEG coating
2741   //                  Ti     V      Zr
2742   Float_t aNEG[4] = {47.87, 50.94, 91.24};
2743   Float_t zNEG[4] = {22.00, 23.00, 40.00};
2744   Float_t wNEG[4] = {1./3., 1./3., 1./3.};
2745   Float_t dNEG = 5.6; // ?
2746
2747   //
2748   //
2749   //     Berillium
2750   AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7);
2751   //
2752   //     Carbon
2753   AliMaterial(6,  "CARBON$   ", 12.01, 6., 2.265, 18.8, 49.9);
2754   //
2755   //     Aluminum
2756   AliMaterial(9,  "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
2757   //
2758   //     Copper
2759   AliMaterial(10, "COPPER", 63.55, 29, 8.96, 1.43, 85.6/8.96);
2760   //
2761   //     Air
2762   AliMixture(15, "AIR$      ", aAir, zAir, dAir, 4, wAir);
2763   AliMixture(35, "AIR_HIGH$ ", aAir, zAir, dAir, 4, wAir);
2764   //
2765   //     Vacuum
2766   AliMixture(16, "VACUUM$ ", aAir, zAir, dAir1, 4, wAir);
2767   //
2768   //     stainless Steel
2769   AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
2770   //
2771   //     reduced density steel to approximate pump getter material
2772   AliMixture(20, "GETTER$", asteel, zsteel, 1.00, 4, wsteel);
2773   //     Al-Be alloy
2774   //
2775   AliMixture(21, "AlBe$", aAlBe, zAlBe, 2.07, 2, wAlBe);
2776   //     Polyamid
2777   //
2778   AliMixture(22, "PA$", aPA, zPA, 1.14, -4, wPA);
2779   //
2780   //     Kapton
2781   AliMixture(23, "KAPTON", aKapton, zKapton, dKapton, 4, wKapton);
2782   // Anticorodal
2783   AliMixture(24, "ANTICORODAL", aaco, zaco, 2.66, 3, waco);
2784
2785   //
2786   //     Insulation powder
2787    AliMixture(14, "INSULATION0$", ains, zins, 0.41, 4, wins);
2788    AliMixture(34, "INSULATION1$", ains, zins, 0.41, 4, wins);
2789    AliMixture(54, "INSULATION2$", ains, zins, 0.41, 4, wins);
2790
2791    //    NEG
2792    AliMixture(25, "NEG COATING", aNEG, zNEG, dNEG, -3, wNEG);
2793
2794
2795    // ****************
2796    //     Defines tracking media parameters.
2797    //
2798   Float_t epsil  = .001;    // Tracking precision,
2799   Float_t stemax = -0.01;   // Maximum displacement for multiple scat
2800   Float_t tmaxfd = -20.;    // Maximum angle due to field deflection
2801   Float_t deemax = -.3;     // Maximum fractional energy loss, DLS
2802   Float_t stmin  = -.8;
2803   // ***************
2804   //
2805   //    Beryllium
2806
2807   AliMedium(5, "BE",       5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2808
2809   //    Carbon
2810   AliMedium(6, "C",        6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2811   //
2812   //    Aluminum
2813   AliMedium(9, "ALU",      9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2814   //    Copper
2815   AliMedium(10, "CU",      10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2816   //
2817   //    Air
2818   AliMedium(15, "AIR",     15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2819   AliMedium(35, "AIR_HIGH",35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2820   //
2821   //    Vacuum
2822   AliMedium(16, "VACUUM", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2823   //
2824   //    Steel
2825   AliMedium(19, "INOX",   19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2826   //
2827   //    Getter
2828   AliMedium(20, "GETTER", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2829   //
2830   //   AlBe - Aloy
2831   AliMedium(21, "AlBe"  , 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2832   //
2833   //   Polyamid
2834   AliMedium(22, "PA"  ,   22, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2835   //   Antocorodal
2836   AliMedium(24, "ANTICORODAL",   24, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2837   //    Insulation Powder
2838   AliMedium(14, "INS_C0          ", 14, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2839   AliMedium(34, "INS_C1          ", 34, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2840   AliMedium(54, "INS_C2          ", 54, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2841   //
2842   //   KAPTON
2843   AliMedium(23, "KAPTON", 23, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2844
2845   //
2846   //   NEG
2847   AliMedium(25, "NEG COATING", 25, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2848 }
2849
2850
2851 TGeoPcon* AliPIPEv3::MakeMotherFromTemplate(TGeoPcon* shape, Int_t imin, Int_t imax, Float_t r0, Int_t nz)
2852 {
2853 //
2854 //  Create a mother shape from a template setting some min radii to 0
2855 //
2856     Int_t nz0 = shape->GetNz();
2857     // if nz > -1 the number of planes is given by nz
2858     if (nz != -1) nz0 = nz;
2859     TGeoPcon* mother = new TGeoPcon(0., 360., nz0);
2860
2861     if (imin == -1 || imax == -1) {
2862         imin = 0;
2863         imax = shape->GetNz();
2864     } else if (imax >= nz0) {
2865         imax = nz0 - 1;
2866         printf("Warning: imax reset to nz-1 %5d %5d %5d %5d\n", imin, imax, nz, nz0);
2867     }
2868
2869
2870
2871     for (Int_t i = 0;  i < shape->GetNz(); i++) {
2872         Double_t rmin = shape->GetRmin(i);
2873         if ((i >= imin) && (i <= imax) ) rmin = r0;
2874         Double_t rmax = shape->GetRmax(i);
2875         Double_t    z = shape->GetZ(i);
2876         mother->DefineSection(i, z, rmin, rmax);
2877     }
2878     return mother;
2879
2880 }
2881
2882 TGeoPcon* AliPIPEv3::MakeInsulationFromTemplate(TGeoPcon* shape)
2883 {
2884 //
2885 //  Create an beam pipe insulation layer shape from a template
2886 //
2887     Int_t nz = shape->GetNz();
2888     TGeoPcon* insu = new TGeoPcon(0., 360., nz);
2889
2890     for (Int_t i = 0;  i < nz; i++) {
2891         Double_t    z = shape->GetZ(i);
2892         Double_t rmin = shape->GetRmin(i);
2893         Double_t rmax = shape->GetRmax(i);
2894         rmax += 0.5;
2895         shape->DefineSection(i, z, rmin, rmax);
2896         rmin  = rmax - 0.5;
2897         insu->DefineSection(i, z, rmin, rmax);
2898     }
2899     return insu;
2900
2901 }
2902
2903
2904 TGeoVolume* AliPIPEv3::MakeBellow(char* ext, Int_t nc, Float_t rMin, Float_t rMax, Float_t dU, Float_t rPlie, Float_t dPlie)
2905 {
2906     // nc     Number of convolution
2907     // rMin   Inner radius of the bellow
2908     // rMax   Outer radius of the bellow
2909     // dU     Undulation length
2910     // rPlie  Plie radius
2911     // dPlie  Plie thickness
2912     const TGeoMedium* kMedVac    =  gGeoManager->GetMedium("PIPE_VACUUM");
2913     const TGeoMedium* kMedSteel  =  gGeoManager->GetMedium("PIPE_INOX");
2914
2915     char name[64], nameA[64], nameB[64], bools[64];
2916     sprintf(name, "%sBellowUS", ext);
2917     TGeoVolume* voBellow = new TGeoVolume(name, new TGeoTube(rMin, rMax, dU/2.), kMedVac);
2918 //
2919 //  Upper part of the undulation
2920 //
2921     TGeoTorus* shPlieTorusU  =  new TGeoTorus(rMax - rPlie, rPlie - dPlie, rPlie);
2922     sprintf(nameA, "%sTorusU", ext);
2923     shPlieTorusU->SetName(nameA);
2924     TGeoTube*  shPlieTubeU   =  new TGeoTube (rMax - rPlie, rMax, rPlie);
2925     sprintf(nameB, "%sTubeU", ext);
2926     shPlieTubeU->SetName(nameB);
2927     sprintf(name, "%sUpperPlie", ext);
2928     sprintf(bools, "%s*%s", nameA, nameB);
2929     TGeoCompositeShape*  shUpperPlie = new TGeoCompositeShape(name, bools);
2930
2931     TGeoVolume* voWiggleU = new TGeoVolume(name, shUpperPlie, kMedSteel);
2932 //
2933 // Lower part of the undulation
2934     TGeoTorus* shPlieTorusL =  new TGeoTorus(rMin + rPlie, rPlie - dPlie, rPlie);
2935     sprintf(nameA, "%sTorusL", ext);
2936     shPlieTorusL->SetName(nameA);
2937     TGeoTube*  shPlieTubeL  =  new TGeoTube (rMin, rMin + rPlie, rPlie);
2938     sprintf(nameB, "%sTubeL", ext);
2939     shPlieTubeL->SetName(nameB);
2940     sprintf(name, "%sLowerPlie", ext);
2941     sprintf(bools, "%s*%s", nameA, nameB);
2942     TGeoCompositeShape*  shLowerPlie = new TGeoCompositeShape(name, bools);
2943
2944     TGeoVolume* voWiggleL = new TGeoVolume(name, shLowerPlie, kMedSteel);
2945
2946 //
2947 // Connection between upper and lower part of undulation
2948     sprintf(name, "%sPlieConn1", ext);
2949     TGeoVolume* voWiggleC1 = new TGeoVolume(name, new TGeoTube(rMin + rPlie, rMax - rPlie, dPlie/2.), kMedSteel);
2950 //
2951 // One wiggle
2952     Float_t dz = rPlie -  dPlie / 2.;
2953     Float_t z0 = -  dPlie / 2.;
2954     sprintf(name, "%sWiggle", ext);
2955     TGeoVolumeAssembly* asWiggle = new TGeoVolumeAssembly(name);
2956     asWiggle->AddNode(voWiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2957     z0 += dz;
2958     asWiggle->AddNode(voWiggleU,   1 , new TGeoTranslation(0., 0., z0));
2959     z0 += dz;
2960     asWiggle->AddNode(voWiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2961     z0 += dz;
2962     asWiggle->AddNode(voWiggleL ,  1 , new TGeoTranslation(0., 0., z0));
2963 // Positioning of the volumes
2964     z0   = - dU / 2.+ rPlie;
2965     voBellow->AddNode(voWiggleL, 2, new TGeoTranslation(0., 0., z0));
2966     z0  +=  rPlie;
2967     Float_t zsh  = 4. *  rPlie -  2. * dPlie;
2968     for (Int_t iw = 0; iw < nc; iw++) {
2969         Float_t zpos =  z0 + iw * zsh;
2970         voBellow->AddNode(asWiggle,  iw + 1, new TGeoTranslation(0., 0., zpos - dPlie));
2971     }
2972     return voBellow;
2973 }
2974
2975
2976
2977