STRUCT/AliPIPEv3.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 /* $Id$ */
  17
  18 //-------------------------------------------------------------------------
  19 //  Beam pipe class
  20 //  This version uses TGeo
  21 //  Author: A.Morsch
  22 //-------------------------------------------------------------------------
  23
  24
  25 #include <Riostream.h>
  26
  27 #include <TSystem.h>
  28 #include <TVirtualMC.h>
  29 #include <TGeoManager.h>
  30 #include <TGeoMatrix.h>
  31 #include <TGeoVolume.h>
  32 #include <TGeoTorus.h>
  33 #include <TGeoTube.h>
  34 #include <TGeoCone.h>
  35 #include <TGeoPcon.h>
  36 #include <TGeoBBox.h>
  37 #include <TGeoXtru.h>
  38 #include <TGeoCompositeShape.h>
  39
  40 #include "AliConst.h"
  41 #include "AliMagF.h"
  42 #include "AliPIPEv3.h"
  43 #include "AliRun.h"
  44 #include "AliLog.h"
  45
  46 ClassImp(AliPIPEv3)
  47
  48 //_____________________________________________________________________________
  49 AliPIPEv3::AliPIPEv3()
  50 {
  51 // Constructor
  52 }
  53
  54 //_____________________________________________________________________________
  55 AliPIPEv3::AliPIPEv3(const char *name, const char *title)
  56   : AliPIPE(name,title)
  57 {
  58 // Constructor
  59 }
  60
  61
  62 //___________________________________________
  63 void AliPIPEv3::CreateGeometry()
  64 {
  65     AliDebug(1,"Create PIPEv3 geometry");
  66 //
  67 //  Class describing the beam pipe geometry
  68 //
  69
  70     Float_t dz, z, zsh, z0;
  71 //
  72 // Rotation Matrices
  73 //
  74     const Float_t  kDegRad = TMath::Pi() / 180.;
  75 // Rotation by 180 deg
  76     TGeoRotation* rot180        = new TGeoRotation("rot180", 90., 180.,  90.,  90., 180.,   0.);
  77     TGeoRotation* rotyz         = new TGeoRotation("rotyz",  90., 180.,   0., 180.,  90.,  90.);
  78     TGeoRotation* rotxz         = new TGeoRotation("rotxz",   0.,   0.,  90.,  90.,  90., 180.);
  79     TGeoRotation* rot045        = new TGeoRotation("rot045", 90.,  45.,  90., 135.,   0.,   0.);
  80     TGeoRotation* rot135        = new TGeoRotation("rot135", 90. ,135.,  90., 225.,   0.,   0.);
  81     TGeoRotation* rot225        = new TGeoRotation("rot225", 90. ,225.,  90., 315.,   0.,   0.);
  82     TGeoRotation* rot315        = new TGeoRotation("rot315", 90. ,315.,  90.,  45.,   0.,   0.);
  83 //
  84 // Media
  85     const TGeoMedium* kMedAir     =  gGeoManager->GetMedium("PIPE_AIR");
  86     const TGeoMedium* kMedAirHigh =  gGeoManager->GetMedium("PIPE_AIR_HIGH");
  87     const TGeoMedium* kMedVac     =  gGeoManager->GetMedium("PIPE_VACUUM");
  88     const TGeoMedium* kMedInsu    =  gGeoManager->GetMedium("PIPE_INS_C0");
  89     const TGeoMedium* kMedSteel   =  gGeoManager->GetMedium("PIPE_INOX");
  90     const TGeoMedium* kMedBe      =  gGeoManager->GetMedium("PIPE_BE");
  91     const TGeoMedium* kMedCu      =  gGeoManager->GetMedium("PIPE_CU");
  92     const TGeoMedium* kMedKapton  =  gGeoManager->GetMedium("PIPE_KAPTON");
  93     const TGeoMedium* kMedAco     =  gGeoManager->GetMedium("PIPE_ANTICORODAL");
  94     const TGeoMedium* kMedNEG     =  gGeoManager->GetMedium("PIPE_NEG COATING");
  95
  96 // Top volume
  97     TGeoVolume* top    = gGeoManager->GetVolume("ALIC");
  98 //
  99 //
 100 ////////////////////////////////////////////////////////////////////////////////
 101 //                                                                            //
 102 //                                  The Central Vacuum system                 //
 103 //                                                                            //
 104 ////////////////////////////////////////////////////////////////////////////////
 105 //
 106 //
 107 //  The ALICE central beam-pipe according to drawing         LHCVC2C_0001
 108 //  Drawings of sub-elements:
 109 //
 110 //  Pos 7 - Minimised Flange:                                LHCVFX_P0025
 111 //  Pos 6 - Standard Flange:                                 STDVFUHV0009
 112 //  Pos 8 - Bellow:                                          LHCVBX__0001
 113 //
 114 //  Absolute z-coordinates -82.0 - 400.0 cm
 115 //  Total length:                                          482.0 cm
 116 //  It consists of 3 main parts:
 117 //  CP/2 The flange on the non-absorber side:               36.5 cm
 118 //  CP/1 The central Be pipe:                              405.0 cm
 119 //  CP/3 The double-bellow and flange on the absorber side: 40.5 cm
 120 //
 121 //
 122
 123 //
 124 //
 125 //  Starting position in z
 126     const Float_t kCPz0      = -400.0;
 127 //  Length of the CP/1 section
 128     const Float_t kCP1Length =  405.0;
 129 //  Length of the CP/2 section
 130     const Float_t kCP2Length =   36.5;
 131 //  Length of the CP/3 section
 132     const Float_t kCP3Length =   40.5;
 133 //  Position of the CP/2 section
 134 //    const Float_t kCP2pos    = kCPz0 + kCP2Length / 2.;
 135 //  Position of the CP/3 section
 136     const Float_t kCP3pos    = kCPz0 + kCP2Length + kCP1Length + kCP3Length/2.;
 137
 138
 139 ///////////////////
 140 //      CP/1     //
 141 ///////////////////
 142 //  Inner and outer radii of the Be-section [Pos 1]
 143     const Float_t kCP1NegRo                      = 2.90 + 0.0002;
 144     const Float_t kCP1BeRi                       = 2.90;
 145     const Float_t kCP1BeRo                       = 2.98;
 146     const Float_t kCP1KaRo                       = 2.99;
 147 //
 148 // Be-Stainless Steel adaptor tube [Pos 2] at both ends of the Be-section. Length 5 cm
 149     const Float_t kCP1BeStAdaptorLength          = 5.00;
 150 //
 151 // Bulge of the Be-Stainless Steel adaptor Tube [Pos 2]
 152     const Float_t kCP1BeStRo                     = 3.05;
 153 //
 154 //  Length of bulge [Pos 2]
 155     const Float_t kCP1BulgeLength                = 0.50;
 156 //
 157 //  Distance between bulges [Pos 2]
 158     const Float_t kCP1BulgeBulgeDistance         = 1.00;
 159 //
 160 // Length of Be-pipe
 161     const Float_t kCP1BeLength =  kCP1Length - 2. *  kCP1BeStAdaptorLength;
 162
 163 //
 164 // CP/1 Mother volume
 165     TGeoVolume* voCp1Mo = new TGeoVolume("CP1MO",
 166                                          new TGeoTube(0., kCP1BeStRo,  kCP1Length / 2.),
 167                                          kMedAir);
 168     voCp1Mo->SetVisibility(0);
 169
 170 /////////////////////////////////////////////
 171 // CP/1 Be-Section                         //
 172 /////////////////////////////////////////////
 173     TGeoVolume* voCp1Vac = new TGeoVolume("CP1VAC",
 174                                           new TGeoTube(0., kCP1BeRi,  kCP1BeLength / 2.),
 175                                           kMedVac);
 176     TGeoVolume* voCp1Be  = new TGeoVolume("CP1BE",
 177                                           new TGeoTube(0., kCP1BeRo,  kCP1BeLength / 2.),
 178                                           kMedBe);
 179     // Outer Kapton foil
 180     TGeoVolume* voCp1Ka  = new TGeoVolume("CP1KA",
 181                                           new TGeoTube(0., kCP1KaRo,  kCP1BeLength / 2.),
 182                                           kMedKapton);
 183     // Inner NEG coating
 184     TGeoVolume* voCp1NEG = new TGeoVolume("CP1NEG",
 185                                           new TGeoTube(kCP1BeRi, kCP1NegRo, kCP1BeLength / 2.),
 186                                           kMedNEG);
 187
 188     voCp1Ka->AddNode(voCp1Be,  1, gGeoIdentity);
 189     voCp1Be->AddNode(voCp1Vac, 1, gGeoIdentity);
 190     voCp1Be->AddNode(voCp1NEG, 1, gGeoIdentity);
 191     voCp1Mo->AddNode(voCp1Ka,  1, gGeoIdentity);
 192
 193 /////////////////////////////////////////////
 194 // CP/1 Be-Stainless Steel adaptor tube    //
 195 /////////////////////////////////////////////
 196     TGeoPcon* shCp1At = new TGeoPcon(0., 360., 8);
 197 //  First Bulge
 198     z = - kCP1BeStAdaptorLength / 2.;
 199     shCp1At->DefineSection(0, z, 0., kCP1BeStRo);
 200     z += kCP1BulgeLength;
 201     shCp1At->DefineSection(1, z, 0., kCP1BeStRo);
 202     shCp1At->DefineSection(2, z, 0., kCP1BeRo);
 203 //  Between the bulges
 204     z += kCP1BulgeBulgeDistance;
 205     shCp1At->DefineSection(3, z, 0., kCP1BeRo);
 206     shCp1At->DefineSection(4, z, 0., kCP1BeStRo);
 207 //  Second bulge
 208     z += kCP1BulgeLength;
 209     shCp1At->DefineSection(5, z, 0., kCP1BeStRo);
 210     shCp1At->DefineSection(6, z, 0., kCP1BeRo);
 211 //  Straight piece
 212     z = kCP1BeStAdaptorLength / 2.;
 213     shCp1At->DefineSection(7, z, 0., kCP1BeRo);
 214 //
 215     TGeoVolume* voCp1At  = new TGeoVolume("CP1AT",  shCp1At, kMedSteel);
 216     TGeoVolume* voCp1AtV = new TGeoVolume("CP1ATV", new TGeoTube(0., kCP1BeRi, kCP1BeStAdaptorLength / 2.), kMedVac);
 217     voCp1At->AddNode(voCp1AtV, 1, gGeoIdentity);
 218
 219 //  Position adaptor tube at both ends
 220     dz = kCP1Length / 2. -  kCP1BeStAdaptorLength / 2.;
 221     voCp1Mo->AddNode(voCp1At,    1, new TGeoTranslation(0., 0., -dz));
 222     voCp1Mo->AddNode(voCp1At,    2, new TGeoCombiTrans(0., 0.,  dz, rot180));
 223     TGeoVolumeAssembly* voCp1 = new TGeoVolumeAssembly("Cp1");
 224     voCp1->AddNode(voCp1Mo, 1, gGeoIdentity);
 225
 226 //
 227 ///////////////////
 228 //      CP/2     //
 229 ///////////////////
 230 //
 231 // Fixed Point tube [Pos 5]
 232 //
 233 // Inner and outer radii of the Stainless Steel pipe
 234     const Float_t kCP2StRi               =      2.90;
 235     const Float_t kCP2StRo               =      2.98;
 236 //
 237 // Transition to central Be-pipe (Bulge)
 238 // Length
 239     const Float_t kCP2BulgeLength        =      0.80;
 240 //
 241 // Bulge outer radius
 242     const Float_t kCP2BulgeRo            =      3.05;
 243 //
 244 // Fixed Point at z = 391.7 (IP)
 245 //
 246 // Position of fixed point
 247     const Float_t kCP2FixedPointZ        =      8.30;
 248 //
 249 // Outer radius of fixed point
 250     const Float_t kCP2FixedPointRo       =      3.50;
 251 //
 252 // Length of fixed point
 253     const Float_t kCP2FixedPointLength   =      0.60;
 254 //
 255 // Fixed Flange [Pos 6]
 256 //
 257 // Fixed flange outer radius
 258     const Float_t kCP2FixedFlangeRo      =      7.60;
 259 //
 260 // Fixed flange inner radius
 261     const Float_t kCP2FixedFlangeRi      =      3.00;
 262 // Fixed flange inner radius bulge
 263     const Float_t kCP2FixedFlangeBulgeRi =      2.90;
 264 // Fixed flange lengths of sections at inner radius
 265     const Float_t kCP2FixedFlangeRecessLengths[3] ={1., 0.08, 0.9};
 266 // Fixed flange length
 267     const Float_t kCP2FixedFlangeLength =       1.98;
 268 //
 269 // Fixed flange bulge
 270 // Outer radius
 271      const Float_t kCP2FixedFlangeBulgeRo =     3.00;
 272 //
 273 // Length
 274      const Float_t kCP2FixedFlangeBulgeLength = 2.00;
 275
 276 //
 277 // CP/2 Mother Volume
 278 //
 279     TGeoPcon* shCp2Mo = new TGeoPcon(0., 360., 14);
 280 //  Flange
 281     z = - kCP2Length / 2.;
 282     shCp2Mo->DefineSection( 0, z, kCP2FixedFlangeRi, kCP2FixedFlangeRo);
 283     z +=  kCP2FixedFlangeRecessLengths[0];
 284     shCp2Mo->DefineSection( 1, z, kCP2FixedFlangeRi, kCP2FixedFlangeRo);
 285     shCp2Mo->DefineSection( 2, z, 0.,                kCP2FixedFlangeRo);
 286     z +=  (kCP2FixedFlangeRecessLengths[1] + kCP2FixedFlangeRecessLengths[2]) ;
 287     shCp2Mo->DefineSection( 3, z, 0., kCP2FixedFlangeRo);
 288 //  Straight section between Flange and Fixed Point
 289     shCp2Mo->DefineSection( 4, z, 0., kCP2FixedFlangeBulgeRo);
 290     z += kCP2FixedFlangeBulgeLength;
 291     shCp2Mo->DefineSection( 5, z, 0., kCP2FixedFlangeBulgeRo);
 292     shCp2Mo->DefineSection( 6, z, 0., kCP2StRo);
 293     z =  - kCP2Length / 2 +  kCP2FixedPointZ - kCP2FixedPointLength / 2.;
 294     shCp2Mo->DefineSection( 7, z, 0., kCP2StRo);
 295 //  Fixed Point
 296     shCp2Mo->DefineSection( 8, z, 0., kCP2FixedPointRo);
 297     z +=  kCP2FixedPointLength;
 298     shCp2Mo->DefineSection( 9, z, 0., kCP2FixedPointRo);
 299 //  Straight section between Fixed Point and transition bulge
 300     shCp2Mo->DefineSection(10, z, 0., kCP2StRo);
 301     z  =  kCP2Length / 2. - kCP2BulgeLength;
 302     shCp2Mo->DefineSection(11, z, 0., kCP2StRo);
 303     shCp2Mo->DefineSection(12, z, 0., kCP2BulgeRo);
 304     z = kCP2Length / 2.;
 305     shCp2Mo->DefineSection(13, z, 0., kCP2BulgeRo);
 306
 307     TGeoVolume* voCp2Mo = new TGeoVolume("CP2MO", shCp2Mo, kMedAir);
 308     voCp2Mo->SetVisibility(0);
 309 //
 310 // CP/1 Vacuum
 311     TGeoTube*   shCp2Va = new TGeoTube(0., kCP2StRi, (kCP2Length - kCP2FixedFlangeRecessLengths[0])/2.);
 312     TGeoVolume* voCp2Va = new TGeoVolume("CP2VA", shCp2Va, kMedVac);
 313
 314     voCp2Mo->AddNode(voCp2Va, 1, new TGeoTranslation(0., 0., kCP2FixedFlangeRecessLengths[0]/2.));
 315
 316 /////////////////////////////////////////////
 317 //  CP/2 Fixed Flange [Pos 6]              //
 318 /////////////////////////////////////////////
 319
 320     TGeoPcon* shCp2Fl = new TGeoPcon(0., 360., 6);
 321     z = - kCP2FixedFlangeLength / 2.;
 322     shCp2Fl->DefineSection(0, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 323     z +=  kCP2FixedFlangeRecessLengths[0];
 324     shCp2Fl->DefineSection(1, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 325     shCp2Fl->DefineSection(2, z, kCP2FixedFlangeBulgeRi, kCP2FixedFlangeRo);
 326     z +=  kCP2FixedFlangeRecessLengths[1];
 327     shCp2Fl->DefineSection(3, z, kCP2FixedFlangeBulgeRi, kCP2FixedFlangeRo);
 328     shCp2Fl->DefineSection(4, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 329     z = kCP2FixedFlangeLength / 2.;
 330     shCp2Fl->DefineSection(5, z, kCP2FixedFlangeRi,      kCP2FixedFlangeRo);
 331     TGeoVolume* voCp2Fl = new TGeoVolume("CP2FL", shCp2Fl, kMedSteel);
 332 //
 333     dz =  - kCP2Length / 2. +  kCP2FixedFlangeLength / 2.;
 334     voCp2Mo->AddNode(voCp2Fl, 1, new TGeoTranslation(0., 0., dz));
 335
 336
 337 /////////////////////////////////////////////////////////////
 338 //  CP/2 Beam pipe with fixed point and transition bulges  //
 339 /////////////////////////////////////////////////////////////
 340     TGeoPcon* shCp2Pi = new TGeoPcon(0., 360., 10);
 341 //  Bulge at transition to flange
 342     z =  - (kCP2Length -  kCP2FixedFlangeRecessLengths[0] - kCP2FixedFlangeRecessLengths[1]) / 2.;
 343     z0 = z;
 344     shCp2Pi->DefineSection(0, z, kCP2StRi, kCP2FixedFlangeBulgeRo);
 345     z += kCP2FixedFlangeBulgeLength;
 346     shCp2Pi->DefineSection(1, z, kCP2StRi, kCP2FixedFlangeBulgeRo);
 347 //  Straight section between Bulge and Fixed Point
 348     shCp2Pi->DefineSection(2, z, kCP2StRi, kCP2StRo);
 349     z  += (kCP2FixedPointZ - kCP2FixedPointLength / 2. - kCP2FixedFlangeRecessLengths[0]
 350            - kCP2FixedFlangeRecessLengths[1] -
 351         kCP2FixedFlangeBulgeLength);
 352     shCp2Pi->DefineSection(3, z, kCP2StRi, kCP2StRo);
 353 //  Fixed Point
 354     shCp2Pi->DefineSection(4, z, kCP2StRi, kCP2FixedPointRo);
 355     z +=  kCP2FixedPointLength;
 356     shCp2Pi->DefineSection(5, z, kCP2StRi, kCP2FixedPointRo);
 357 //  Straight section between Fixed Point and transition bulge
 358     shCp2Pi->DefineSection(6, z, kCP2StRi, kCP2StRo);
 359     z = - shCp2Pi->GetZ(0) - kCP2BulgeLength;
 360     shCp2Pi->DefineSection(7, z, kCP2StRi, kCP2StRo);
 361 //  Bulge at transition to Be pipe
 362     shCp2Pi->DefineSection(8, z, kCP2StRi, kCP2BulgeRo);
 363     z = - shCp2Pi->GetZ(0);
 364     shCp2Pi->DefineSection(9, z, kCP2StRi, kCP2BulgeRo);
 365
 366     TGeoVolume* voCp2Pi = new TGeoVolume("CP2PI", shCp2Pi, kMedSteel);
 367     dz = (kCP2FixedFlangeRecessLengths[0] + kCP2FixedFlangeRecessLengths[1]) / 2.;
 368     voCp2Mo->AddNode(voCp2Pi, 1, new TGeoTranslation(0., 0., dz));
 369
 370 //
 371 //  Central beam pipe support collars
 372 //  LHCVC2C_0019
 373 //  Position at z = -46., 40., 150.
 374     TGeoVolume* voCpSupC = new TGeoVolume("CpSupC", new TGeoTube(3.051, 4.0, 0.35), kMedAco);
 375     voCp1->AddNode(voCpSupC, 1, new TGeoTranslation(0., 0.,  kCP1Length / 2. - 81.5));
 376     voCp1->AddNode(voCpSupC, 2, new TGeoTranslation(0., 0.,  kCP1Length / 2.- 191.5));
 377 //  Beam Pipe Protection Tube
 378 //
 379 //  ALIFWDA_0025
 380 //
 381 //  Plaque de Centrage  ALIFWDA_0019
 382     const Float_t kFwdaBPPTXL = 3.;
 383     TGeoXtru* shFwdaBPPTX = new TGeoXtru(2);
 384     Double_t xBPPTX[8] = {12.5,  7.5, -7.5, -12.5, -12.5,  -7.5,   7.5, 12.5};
 385     Double_t yBPPTX[8] = { 7.0, 12.0, 12.0,  7.0, -7.0, -12.0, -12.0,  -7.0};
 386     shFwdaBPPTX->DefinePolygon(8, xBPPTX, yBPPTX);
 387     shFwdaBPPTX->DefineSection(0, 0.,         0., 0., 1.);
 388     shFwdaBPPTX->DefineSection(1, kFwdaBPPTXL, 0., 0., 1.);
 389     shFwdaBPPTX->SetName("FwdaBPPTX");
 390     TGeoTube* shFwdaBPPTY = new TGeoTube(0., 8.5, 3.2);
 391     shFwdaBPPTY->SetName("FwdaBPPTY");
 392     TGeoCompositeShape*  shFwdaBPPTPC = new TGeoCompositeShape("shFwdaBPPTPC", "FwdaBPPTX-FwdaBPPTY");
 393     TGeoVolume* voFwdaBPPTPC =  new TGeoVolume("FwdaBPPTPC", shFwdaBPPTPC, kMedAco);
 394 //
 395 //  Tube  ALIFWDA_0020
 396 //    const Float_t kFwdaBPPTTL = 48.;
 397     const Float_t kFwdaBPPTTL = 35.;
 398     TGeoVolume* voFwdaBPPTT =  new TGeoVolume("FwdaBPPTT", new TGeoTube(8.85, 9.0, kFwdaBPPTTL/2.), kMedAco);
 399     TGeoVolumeAssembly* voFwdaBPPT = new TGeoVolumeAssembly("FwdaBPPT");
 400     voFwdaBPPT->AddNode(voFwdaBPPTPC, 1, gGeoIdentity);
 401     voFwdaBPPT->AddNode(voFwdaBPPTT,  1, new TGeoTranslation(0., 0., kFwdaBPPTTL/2. + kFwdaBPPTXL));
 402
 403
 404 //  BeamPipe and T0A Support
 405 //
 406 //  ALIFWDA_0033
 407 //
 408 //  Support  Plate ALIFWDA_0026
 409     const Float_t kFwdaBPSPL = 4.0;
 410     TGeoXtru* shFwdaBPSPX = new TGeoXtru(2);
 411     Double_t xBPSPX[8] = {10.0,  6.0 , -6.0, -10.0, -10.0,  -6.0,   6.0, 10.0};
 412     Double_t yBPSPX[8] = { 6.0, 10.0,  10.0,   6.0, - 6.0, -10.0, -10.0, -6.0};
 413     shFwdaBPSPX->DefinePolygon(8, xBPSPX, yBPSPX);
 414     shFwdaBPSPX->DefineSection(0, 0.,         0., 0., 1.);
 415     shFwdaBPSPX->DefineSection(1, kFwdaBPSPL, 0., 0., 1.);
 416     shFwdaBPSPX->SetName("FwdaBPSPX");
 417     TGeoPcon* shFwdaBPSPY = new TGeoPcon(0., 360., 6);
 418     shFwdaBPSPY->DefineSection(0, -1.00, 0., 5.5);
 419     shFwdaBPSPY->DefineSection(1,  3.50, 0., 5.5);
 420     shFwdaBPSPY->DefineSection(2,  3.50, 0., 5.0);
 421     shFwdaBPSPY->DefineSection(3,  3.86, 0., 5.0);
 422     shFwdaBPSPY->DefineSection(4,  3.86, 0., 5.5);
 423     shFwdaBPSPY->DefineSection(5,  5.00, 0., 5.5);
 424     shFwdaBPSPY->SetName("FwdaBPSPY");
 425     TGeoCompositeShape*  shFwdaBPSP = new TGeoCompositeShape("shFwdaBPSP", "FwdaBPSPX-FwdaBPSPY");
 426     TGeoVolume* voFwdaBPSP =  new TGeoVolume("FwdaBPSP", shFwdaBPSP, kMedAco);
 427 //
 428 //  Flasque  ALIFWDA_00027
 429
 430
 431     const Float_t kFwdaBPSTTRi  =  7.6/2.;
 432     const Float_t kFwdaBPSTTRo1 = 13.9/2.;
 433     const Float_t kFwdaBPSTTRo2 =  8.2/2.;
 434     const Float_t kFwdaBPSTTRo3 =  9.4/2.;
 435
 436     TGeoPcon* shFwdaBPSFL = new TGeoPcon(0., 360., 8);
 437     z = 0.,
 438     shFwdaBPSFL->DefineSection(0, z, kFwdaBPSTTRi, kFwdaBPSTTRo1);
 439     z += 0.64;
 440     shFwdaBPSFL->DefineSection(1, z, kFwdaBPSTTRi, kFwdaBPSTTRo1);
 441     shFwdaBPSFL->DefineSection(2, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 442     z += 2.55;
 443     shFwdaBPSFL->DefineSection(3, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 444     shFwdaBPSFL->DefineSection(4, z, kFwdaBPSTTRi, kFwdaBPSTTRo3);
 445     z += 0.4;
 446     shFwdaBPSFL->DefineSection(5, z, kFwdaBPSTTRi, kFwdaBPSTTRo3);
 447     shFwdaBPSFL->DefineSection(6, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 448     z += 1.2;
 449     shFwdaBPSFL->DefineSection(7, z, kFwdaBPSTTRi, kFwdaBPSTTRo2);
 450
 451     TGeoVolume* voFwdaBPSFL =  new TGeoVolume("FwdaBPSFL", shFwdaBPSFL, kMedAco);
 452
 453
 454     //
 455     // Cable support
 456     TGeoBBox* shFwdaBPSCSa = new TGeoBBox(3.0, 8.75, 0.5);
 457     shFwdaBPSCSa->SetName("FwdaBPSCSa");
 458     TGeoBBox* shFwdaBPSCSb = new TGeoBBox(1.25, 4.00, 1.0);
 459     shFwdaBPSCSb->SetName("FwdaBPSCSb");
 460     TGeoTranslation* tFwdaBPSCSb = new TGeoTranslation(0., 5.25 - 8.75, 0.);
 461     tFwdaBPSCSb->SetName("tFwdaBPSCSb");
 462     tFwdaBPSCSb->RegisterYourself();
 463     TGeoBBox* shFwdaBPSCSc = new TGeoBBox(3.0, 0.50, 0.70);
 464     shFwdaBPSCSc->SetName("FwdaBPSCSc");
 465     TGeoTranslation* tFwdaBPSCSc = new TGeoTranslation(0., 0.5 - 8.75, 1.2);
 466     tFwdaBPSCSc->SetName("tFwdaBPSCSc");
 467     tFwdaBPSCSc->RegisterYourself();
 468     TGeoCompositeShape* shFwdaBPSCS = new TGeoCompositeShape("shFwdaBPSCS", "(FwdaBPSCSa-FwdaBPSCSb:tFwdaBPSCSb)+FwdaBPSCSc:tFwdaBPSCSc");
 469     TGeoVolume* voFwdaBPSCS = new TGeoVolume("FwdaBPSCS", shFwdaBPSCS, kMedAco);
 470
 471
 472     // Assembling the beam pipe support
 473     TGeoVolumeAssembly* voFwdaBPS = new TGeoVolumeAssembly("FwdaBPS");
 474     voFwdaBPS->AddNode(voFwdaBPSP,   1,  new TGeoCombiTrans(0., 0., 0., rot045));
 475     voFwdaBPS->AddNode(voFwdaBPSFL,  1,  new TGeoTranslation(0., 0., kFwdaBPSPL));
 476     const Float_t kFwdaBPSCSdy = 18.75/TMath::Sqrt(2.);
 477
 478     voFwdaBPS->AddNode(voFwdaBPSCS,  1,  new TGeoCombiTrans(- kFwdaBPSCSdy,   kFwdaBPSCSdy, 2., rot045));
 479     voFwdaBPS->AddNode(voFwdaBPSCS,  2,  new TGeoCombiTrans(- kFwdaBPSCSdy, - kFwdaBPSCSdy, 2., rot135));
 480     voFwdaBPS->AddNode(voFwdaBPSCS,  3,  new TGeoCombiTrans(  kFwdaBPSCSdy, - kFwdaBPSCSdy, 2., rot225));
 481     voFwdaBPS->AddNode(voFwdaBPSCS,  4,  new TGeoCombiTrans(  kFwdaBPSCSdy,   kFwdaBPSCSdy, 2., rot315));
 482
 483     TGeoVolumeAssembly* voCp2 = new TGeoVolumeAssembly("CP2");
 484     voCp2->AddNode(voCp2Mo, 1, gGeoIdentity);
 485     voCp2->AddNode(voFwdaBPPT, 1, new TGeoTranslation(0., 0., -kCP2Length / 2. + 13.8));
 486     voCp2->AddNode(voFwdaBPS,  1, new TGeoTranslation(0., 0., -kCP2Length / 2. +  5.1));
 487
 488 //
 489 ///////////////////
 490 //      CP/3     //
 491 ///////////////////
 492 //
 493 // Adaptor tube [Pos 4]
 494 //
 495 // Adaptor tube length
 496     const Float_t  kCP3AdaptorTubeLength            =  5.50;
 497 //
 498 // Inner and outer radii
 499      const Float_t kCP3AdaptorTubeRi                =  2.92;
 500      const Float_t kCP3AdaptorTubeRo                =  3.00;
 501 //
 502 // Bulge at transition point
 503 // Inner and outer radii
 504      const Float_t kCP3AdaptorTubeBulgeRi           =  2.90;
 505      const Float_t kCP3AdaptorTubeBulgeRo           =  3.05;
 506 //
 507 // Length of bulge
 508     const Float_t  kCP3AdaptorTubeBulgeLength       =  0.80;
 509 //
 510 // Bellow [Pos 8]
 511 //
 512 //  Total length
 513     const Float_t kCP3BellowLength                  = 13.00;
 514 //  Outer Radius
 515     const Float_t kCP3BellowRo                      =  3.6;
 516 //  Inner Radius
 517     const Float_t kCP3BellowRi                      =  2.8;
 518 //  Number of plies
 519     const Int_t   kCP3NumberOfPlies                 = 18;
 520 //  Length of undulated region
 521     const Float_t kCP3BellowUndulatedLength         =  8.30;
 522 //  Plie thickness
 523     const Float_t kCP3PlieThickness                 =  0.02;
 524 //  Connection Plie radies (at transition been undulated region and beam pipe)
 525     const Float_t kCP3ConnectionPlieR               =  0.21;
 526 //  Plie radius
 527 //  const Float_t kCP3PlieR = 0.118286;
 528     const Float_t kCP3PlieR =
 529         (kCP3BellowUndulatedLength - 4. *  kCP3ConnectionPlieR + 2. * kCP3PlieThickness +
 530          (2. *  kCP3NumberOfPlies - 2.) * kCP3PlieThickness) / (4. * kCP3NumberOfPlies - 2.);
 531 //  Length of connection pipe
 532     const Float_t kCP3BellowConnectionLength        =  2.35;
 533 //
 534 //  Tube between bellows [Pos 3]
 535 //
 536 //  Length of tube
 537     const Float_t kCP3TubeLength                    =  4.00;
 538 //
 539 //  Minimised fixed flange [Pos 7]
 540 //
 541 //  Length of flange connection tube
 542     const Float_t kCP3FlangeConnectorLength         =  5.0 - 1.4;
 543 //  Length of Flange
 544     const Float_t kCP3FlangeLength                  =  1.40;
 545 //  Outer radius
 546     const Float_t kCP3FlangeRo                      =  4.30;
 547
 548 //
 549 // CP/3 Mother volume
 550 //
 551     TGeoPcon* shCp3Mo = new TGeoPcon(0., 360., 12);
 552 //  From transition to first bellow
 553     z = - kCP3Length / 2.;
 554     shCp3Mo->DefineSection( 0, z, 0., kCP3AdaptorTubeBulgeRo);
 555     z += kCP3BellowConnectionLength + kCP3AdaptorTubeLength;
 556     shCp3Mo->DefineSection( 1, z, 0., kCP3AdaptorTubeBulgeRo);
 557 //  First Bellow
 558     shCp3Mo->DefineSection( 2, z, 0., kCP3BellowRo);
 559     z +=  kCP3BellowUndulatedLength;
 560     shCp3Mo->DefineSection( 3, z, 0., kCP3BellowRo);
 561 //  Connection between the two bellows
 562     shCp3Mo->DefineSection( 4, z, 0., kCP3AdaptorTubeBulgeRo);
 563     z +=  2. * kCP3BellowConnectionLength + kCP3TubeLength;
 564     shCp3Mo->DefineSection( 5, z, 0., kCP3AdaptorTubeBulgeRo);
 565 //  Second bellow
 566     shCp3Mo->DefineSection( 6, z, 0., kCP3BellowRo);
 567     z += kCP3BellowUndulatedLength;
 568     shCp3Mo->DefineSection( 7, z, 0., kCP3BellowRo);
 569 //  Pipe between second Bellow and Flange
 570     shCp3Mo->DefineSection( 8, z, 0., kCP3AdaptorTubeBulgeRo);
 571     z +=  kCP3BellowConnectionLength +  kCP3FlangeConnectorLength;
 572     shCp3Mo->DefineSection( 9, z, 0., kCP3AdaptorTubeBulgeRo);
 573 //  Flange
 574     shCp3Mo->DefineSection(10, z, 0., kCP3FlangeRo);
 575     z = -shCp3Mo->GetZ(0);
 576     shCp3Mo->DefineSection(11, z, 0., kCP3FlangeRo);
 577 //
 578     TGeoVolume* voCp3Mo = new TGeoVolume("CP3MO", shCp3Mo, kMedAir);
 579     voCp3Mo->SetVisibility(0);
 580     TGeoVolumeAssembly* voCp3 = new TGeoVolumeAssembly("Cp3");
 581     voCp3->AddNode(voCp3Mo,  1, gGeoIdentity);
 582     voCp3->AddNode(voCpSupC, 3, new TGeoTranslation(0., 0., - kCP3Length / 2. + 4.5));
 583     dz = kCP3pos;
 584
 585 //////////////////////////////////////////////
 586 // CP/3 Adaptor tube                        //
 587 //////////////////////////////////////////////
 588     TGeoPcon* shCp3AtV = new TGeoPcon(0., 360., 4);
 589 //  Bulge at transition
 590     z =  - kCP3AdaptorTubeLength / 2.;
 591     shCp3AtV->DefineSection(0, z, 0., kCP3AdaptorTubeBulgeRo);
 592     z += kCP3AdaptorTubeBulgeLength;
 593     shCp3AtV->DefineSection(1, z, 0., kCP3AdaptorTubeBulgeRo);
 594 //  Tube
 595     shCp3AtV->DefineSection(2, z, 0., kCP3AdaptorTubeRo);
 596     z =  + kCP3AdaptorTubeLength / 2.;
 597     shCp3AtV->DefineSection(3, z, 0., kCP3AdaptorTubeRo);
 598
 599     TGeoVolume* voCp3AtV = new TGeoVolume("CP3ATV", shCp3AtV, kMedVac);
 600
 601     TGeoPcon* shCp3AtS = new TGeoPcon(0., 360., 4);
 602 //  Bulge at transition
 603     shCp3AtS->DefineSection(0, shCp3AtV->GetZ(0), kCP3AdaptorTubeBulgeRi, kCP3AdaptorTubeBulgeRo);
 604     shCp3AtS->DefineSection(1, shCp3AtV->GetZ(1), kCP3AdaptorTubeBulgeRi, kCP3AdaptorTubeBulgeRo);
 605 //  Tube
 606     shCp3AtS->DefineSection(2, shCp3AtV->GetZ(2), kCP3AdaptorTubeRi,      kCP3AdaptorTubeRo);
 607     shCp3AtS->DefineSection(3, shCp3AtV->GetZ(3), kCP3AdaptorTubeRi ,     kCP3AdaptorTubeRo);
 608     TGeoVolume* voCp3AtS = new TGeoVolume("CP3ATS", shCp3AtS, kMedSteel);
 609
 610     voCp3AtV->AddNode(voCp3AtS, 1, gGeoIdentity);
 611     dz = - kCP3Length / 2. +  kCP3AdaptorTubeLength / 2.;
 612     voCp3Mo->AddNode(voCp3AtV, 1, new TGeoTranslation(0., 0., dz));
 613
 614 /////////////////////////////////
 615 // CP/3 Bellow section         //
 616 /////////////////////////////////
 617
 618 //
 619 //  Upper part of the undulation
 620     TGeoTorus* plieTorusUO =  new TGeoTorus(kCP3BellowRo - kCP3PlieR, 0. , kCP3PlieR);
 621     plieTorusUO->SetName("TorusUO");
 622     TGeoTorus* plieTorusUI =  new TGeoTorus(kCP3BellowRo - kCP3PlieR, kCP3PlieR - kCP3PlieThickness, kCP3PlieR);
 623     plieTorusUI->SetName("TorusUI");
 624     TGeoTube*  plieTubeU   =  new TGeoTube (kCP3BellowRo - kCP3PlieR, kCP3BellowRo, kCP3PlieR);
 625     plieTubeU->SetName("TubeU");
 626
 627     TGeoCompositeShape*  shUpperPlieO = new TGeoCompositeShape("upperPlieO", "TorusUO*TubeU");
 628     TGeoCompositeShape*  shUpperPlieI = new TGeoCompositeShape("upperPlieI", "TorusUI*TubeU");
 629
 630     TGeoVolume* voWiggleUO = new TGeoVolume("CP3WUO", shUpperPlieO, kMedVac);
 631     TGeoVolume* voWiggleUI = new TGeoVolume("CP3WUI", shUpperPlieI, kMedSteel);
 632     voWiggleUO->AddNode(voWiggleUI, 1,  gGeoIdentity);
 633 //
 634 // Lower part of the undulation
 635     TGeoTorus* plieTorusLO =  new TGeoTorus(kCP3BellowRi + kCP3PlieR, 0. , kCP3PlieR);
 636     plieTorusLO->SetName("TorusLO");
 637     TGeoTorus* plieTorusLI =  new TGeoTorus(kCP3BellowRi + kCP3PlieR, kCP3PlieR - kCP3PlieThickness, kCP3PlieR);
 638     plieTorusLI->SetName("TorusLI");
 639     TGeoTube*  plieTubeL   =  new TGeoTube (kCP3BellowRi, kCP3BellowRi + kCP3PlieR, kCP3PlieR);
 640     plieTubeL->SetName("TubeL");
 641
 642     TGeoCompositeShape*  shLowerPlieO = new TGeoCompositeShape("lowerPlieO", "TorusLO*TubeL");
 643     TGeoCompositeShape*  shLowerPlieI = new TGeoCompositeShape("lowerPlieI", "TorusLI*TubeL");
 644
 645     TGeoVolume* voWiggleLO = new TGeoVolume("CP3WLO", shLowerPlieO, kMedVac);
 646     TGeoVolume* voWiggleLI = new TGeoVolume("CP3WLI", shLowerPlieI, kMedSteel);
 647     voWiggleLO->AddNode(voWiggleLI, 1,  gGeoIdentity);
 648
 649 //
 650 // Connection between upper and lower part of undulation
 651     TGeoVolume* voWiggleC1 = new TGeoVolume("Q3WCO1",
 652                                           new TGeoTube(kCP3BellowRi + kCP3PlieR, kCP3BellowRo - kCP3PlieR, kCP3PlieThickness / 2.),
 653                                           kMedSteel);
 654     TGeoVolume* voWiggleC2 = new TGeoVolume("Q3WCO2",
 655                                           new TGeoTube(kCP3BellowRi + kCP3ConnectionPlieR, kCP3BellowRo - kCP3PlieR, kCP3PlieThickness / 2.),
 656                                           kMedSteel);
 657 //
 658 // Conncetion between undulated section and beam pipe
 659     TGeoTorus* plieTorusCO =  new TGeoTorus(kCP3BellowRi + kCP3ConnectionPlieR, 0. , kCP3ConnectionPlieR);
 660     plieTorusCO->SetName("TorusCO");
 661     TGeoTorus* plieTorusCI =  new TGeoTorus(kCP3BellowRi + kCP3ConnectionPlieR, kCP3ConnectionPlieR - kCP3PlieThickness, kCP3ConnectionPlieR);
 662     plieTorusCI->SetName("TorusCI");
 663     TGeoTube*  plieTubeC   =  new TGeoTube (kCP3BellowRi, kCP3BellowRi + kCP3ConnectionPlieR, kCP3ConnectionPlieR);
 664     plieTubeC->SetName("TubeC");
 665
 666     TGeoCompositeShape*  shConnectionPlieO = new TGeoCompositeShape("connectionPlieO", "TorusCO*TubeC");
 667     TGeoCompositeShape*  shConnectionPlieI = new TGeoCompositeShape("connectionPlieI", "TorusCI*TubeC");
 668
 669     TGeoVolume* voConnectionPO = new TGeoVolume("CP3CPO", shConnectionPlieO, kMedVac);
 670     TGeoVolume* voConnectionPI = new TGeoVolume("CP3CPI", shConnectionPlieI, kMedSteel);
 671     voConnectionPO->AddNode(voConnectionPI, 1,  gGeoIdentity);
 672 //
 673 // Connecting pipes
 674     TGeoVolume* voConnectionPipeO = new TGeoVolume("CP3BECO",
 675                                                    new TGeoTube(0., kCP3AdaptorTubeRo, kCP3BellowConnectionLength / 2.),
 676                                                    kMedVac);
 677     TGeoVolume* voConnectionPipeI = new TGeoVolume("CP3BECI",
 678                                                    new TGeoTube(kCP3AdaptorTubeRi, kCP3AdaptorTubeRo, kCP3BellowConnectionLength / 2.),
 679                                                    kMedSteel);
 680
 681     voConnectionPipeO->AddNode(voConnectionPipeI, 1,  gGeoIdentity);
 682
 683 //
 684 // Bellow mother
 685     TGeoPcon* shBellowMotherPC = new TGeoPcon(0., 360., 6);
 686     dz =  - kCP3BellowLength / 2;
 687     shBellowMotherPC->DefineSection(0, dz, 0.,  kCP3AdaptorTubeRo);
 688     dz +=  kCP3BellowConnectionLength;
 689     shBellowMotherPC->DefineSection(1, dz, 0.,  kCP3AdaptorTubeRo);
 690     shBellowMotherPC->DefineSection(2, dz, 0.,  kCP3BellowRo);
 691     dz =  kCP3BellowLength /2. -  kCP3BellowConnectionLength;;
 692     shBellowMotherPC->DefineSection(3, dz, 0.,  kCP3BellowRo);
 693     shBellowMotherPC->DefineSection(4, dz, 0.,  kCP3AdaptorTubeRo);
 694     dz +=  kCP3BellowConnectionLength;
 695     shBellowMotherPC->DefineSection(5, dz, 0.,  kCP3AdaptorTubeRo);
 696
 697     TGeoVolume* voBellowMother = new TGeoVolume("CP3BeMO", shBellowMotherPC, kMedVac);
 698     voBellowMother->SetVisibility(0);
 699
 700 //
 701 // Add undulations
 702     z0   =  - kCP3BellowLength / 2. +  kCP3BellowConnectionLength + 2. * kCP3ConnectionPlieR - kCP3PlieThickness;
 703     zsh  = 4. *  kCP3PlieR -  2. * kCP3PlieThickness;
 704     for (Int_t iw = 0; iw < 18; iw++) {
 705         Float_t zpos =  z0 + iw * zsh;
 706         if (iw > 0)
 707             voBellowMother->AddNode(voWiggleC1,  iw + 1 , new TGeoTranslation(0., 0., zpos + kCP3PlieThickness / 2.));
 708         else
 709             voBellowMother->AddNode(voWiggleC2,  iw + 1 , new TGeoTranslation(0., 0., zpos + kCP3PlieThickness / 2.));
 710
 711         zpos += kCP3PlieR;
 712         voBellowMother->AddNode(voWiggleUO, iw + 1,  new TGeoTranslation(0., 0., zpos));
 713
 714         zpos += kCP3PlieR;
 715         if (iw < 17)
 716             voBellowMother->AddNode(voWiggleC1,  iw + 19, new TGeoTranslation(0., 0., zpos - kCP3PlieThickness / 2.));
 717         else
 718             voBellowMother->AddNode(voWiggleC2,  iw + 19, new TGeoTranslation(0., 0., zpos - kCP3PlieThickness / 2.));
 719
 720         if (iw < 17) {
 721             zpos += kCP3PlieR;
 722             voBellowMother->AddNode(voWiggleLO, iw + 1, new TGeoTranslation(0., 0., zpos -  kCP3PlieThickness));
 723         }
 724     }
 725 //
 726 // Add connecting undulation between bellow and connecting pipe
 727     dz = - kCP3BellowUndulatedLength / 2. + kCP3ConnectionPlieR;
 728     voBellowMother->AddNode(voConnectionPO, 1,  new TGeoTranslation(0., 0.,  dz));
 729     voBellowMother->AddNode(voConnectionPO, 2,  new TGeoTranslation(0., 0., -dz));
 730 //
 731 // Add connecting pipe
 732     dz =  - kCP3BellowLength / 2. +  kCP3BellowConnectionLength / 2.;
 733     voBellowMother->AddNode(voConnectionPipeO, 1,  new TGeoTranslation(0., 0.,   dz));
 734     voBellowMother->AddNode(voConnectionPipeO, 2,  new TGeoTranslation(0., 0.,  -dz));
 735 //
 736 // Add bellow to CP/3 mother
 737     dz = - kCP3Length / 2. +  kCP3AdaptorTubeLength +  kCP3BellowLength / 2.;
 738     voCp3Mo->AddNode(voBellowMother, 1,  new TGeoTranslation(0., 0., dz));
 739     dz += (kCP3BellowLength +  kCP3TubeLength);
 740     voCp3Mo->AddNode(voBellowMother, 2,  new TGeoTranslation(0., 0., dz));
 741
 742
 743 ///////////////////////////////////////////
 744 // Beam pipe section between bellows     //
 745 ///////////////////////////////////////////
 746
 747     TGeoVolume* voCp3Bco = new TGeoVolume("CP3BCO",
 748                                           new TGeoTube(0.,  kCP3AdaptorTubeRo,  kCP3TubeLength / 2.),
 749                                           kMedVac);
 750
 751     TGeoVolume* voCp3Bci = new TGeoVolume("CP3BCI",
 752                                           new TGeoTube(kCP3AdaptorTubeRi, kCP3AdaptorTubeRo, kCP3TubeLength / 2.),
 753                                           kMedSteel);
 754
 755     voCp3Bco->AddNode(voCp3Bci, 1, gGeoIdentity);
 756     dz = - kCP3Length / 2. +   kCP3AdaptorTubeLength +  kCP3BellowLength +  kCP3TubeLength / 2.;
 757     voCp3Mo->AddNode(voCp3Bco, 1, new TGeoTranslation(0., 0., dz));
 758
 759
 760 ///////////////////////////////////////////
 761 // CP3 Minimised Flange                  //
 762 ///////////////////////////////////////////
 763
 764     TGeoPcon* shCp3mfo = new TGeoPcon(0., 360., 4);
 765     z = - (kCP3FlangeConnectorLength + kCP3FlangeLength) / 2.;
 766 //  Connection Tube
 767     shCp3mfo->DefineSection(0, z, 0., kCP3AdaptorTubeRo);
 768     z +=  kCP3FlangeConnectorLength;
 769     shCp3mfo->DefineSection(1, z, 0., kCP3AdaptorTubeRo);
 770 //  Flange
 771     shCp3mfo->DefineSection(2, z, 0., kCP3FlangeRo);
 772     z = - shCp3mfo->GetZ(0);
 773     shCp3mfo->DefineSection(3, z, 0., kCP3FlangeRo);
 774
 775     TGeoVolume* voCp3mfo = new TGeoVolume("CP3MFO", shCp3mfo, kMedVac);
 776
 777
 778     TGeoPcon* shCp3mfi = new TGeoPcon(0., 360., 4);
 779 //  Connection Tube
 780     shCp3mfi->DefineSection(0, shCp3mfo->GetZ(0), kCP3AdaptorTubeRi, kCP3AdaptorTubeRo);
 781     shCp3mfi->DefineSection(1, shCp3mfo->GetZ(1), kCP3AdaptorTubeRi, kCP3AdaptorTubeRo);
 782 //  Flange
 783     shCp3mfi->DefineSection(2, shCp3mfo->GetZ(2), kCP3AdaptorTubeRi, kCP3FlangeRo);
 784     shCp3mfi->DefineSection(3, shCp3mfo->GetZ(3), kCP3AdaptorTubeRi, kCP3FlangeRo);
 785
 786     TGeoVolume* voCp3mfi = new TGeoVolume("CP3MFI", shCp3mfi, kMedSteel);
 787
 788     voCp3mfo->AddNode(voCp3mfi, 1, gGeoIdentity);
 789     dz =  kCP3Length / 2. - (kCP3FlangeConnectorLength + kCP3FlangeLength) / 2.;
 790     voCp3Mo->AddNode(voCp3mfo, 1, new TGeoTranslation(0., 0., dz));
 791
 792
 793 //
 794 //  Assemble the central beam pipe
 795 //
 796     TGeoVolumeAssembly* asCP = new TGeoVolumeAssembly("CP");
 797     z = 0.;
 798     asCP->AddNode(voCp2,   1, gGeoIdentity);
 799     z +=  kCP2Length / 2. + kCP1Length / 2.;
 800     asCP->AddNode(voCp1, 1, new TGeoTranslation(0., 0., z));
 801     z +=  kCP1Length / 2.  + kCP3Length / 2.;
 802     asCP->AddNode(voCp3, 1, new TGeoTranslation(0., 0., z));
 803     top->AddNode(asCP, 1,  new TGeoCombiTrans(0., 0., 400. -  kCP2Length / 2, rot180));
 804
 805
 806
 807
 808 ////////////////////////////////////////////////////////////////////////////////
 809 //                                                                            //
 810 //                                  RB24/1                                    //
 811 //                                                                            //
 812 ////////////////////////////////////////////////////////////////////////////////
 813 //
 814 //
 815 // Drawing LHCVC2U_0001
 816 // Copper Tube RB24/1      393.5 cm
 817 // Warm module VMACA        18.0 cm
 818 // Annular Ion Pump         35.0 cm
 819 // Valve                     7.5 cm
 820 // Warm module VMABC        28.0 cm
 821 // ================================
 822 //                         462.0 cm
 823 //
 824
 825
 826 // Copper Tube RB24/1
 827     const Float_t  kRB24CuTubeL   = 393.5;
 828     const Float_t  kRB24CuTubeRi  = 8.0/2.;
 829     const Float_t  kRB24CuTubeRo  = 8.4/2.;
 830     const Float_t  kRB24CuTubeFRo = 7.6;
 831     const Float_t  kRB24CuTubeFL  = 1.86;
 832
 833     TGeoVolume* voRB24CuTubeM = new TGeoVolume("voRB24CuTubeM",
 834                                                new TGeoTube(0., kRB24CuTubeRo, kRB24CuTubeL/2.), kMedVac);
 835     voRB24CuTubeM->SetVisibility(0);
 836     TGeoVolume* voRB24CuTube  = new TGeoVolume("voRB24CuTube",
 837                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB24CuTubeL/2.), kMedCu);
 838     voRB24CuTubeM->AddNode(voRB24CuTube, 1, gGeoIdentity);
 839     // Air outside tube with higher transport cuts
 840     TGeoVolume* voRB24CuTubeA  = new TGeoVolume("voRB24CuTubeA",
 841                                                 new TGeoTube(25., 100., kRB24CuTubeL/2.), kMedAirHigh);
 842     voRB24CuTubeA->SetVisibility(0);
 843     // Simplified DN 100 Flange
 844      TGeoVolume* voRB24CuTubeF = new TGeoVolume("voRB24CuTubeF",
 845                                                new TGeoTube(kRB24CuTubeRo, kRB24CuTubeFRo, kRB24CuTubeFL/2.), kMedSteel);
 846
 847 // Warm Module Type VMACA
 848 // LHCVMACA_0002
 849 //
 850 // Pos 1 Warm Bellows DN100       LHCVBU__0012
 851 // Pos 2 RF Contact   D80         LHCVSR__0005
 852 // Pos 3 Trans. Tube Flange       LHCVSR__0065
 853 // [Pos 4 Hex. Countersunk Screw   Bossard BN4719]
 854 // [Pos 5 Tension spring           LHCVSR__0011]
 855 //
 856 //
 857 //
 858 // Pos1    Warm Bellows DN100
 859 // Pos1.1  Bellows                  LHCVBU__0006
 860 //
 861 //
 862 // Connection Tubes
 863 // Connection tube inner r
 864     const Float_t kRB24B1ConTubeRin        = 10.0/2.;
 865 // Connection tube outer r
 866     const Float_t kRB24B1ConTubeRou        = 10.3/2.;
 867 // Connection tube length
 868     const Float_t kRB24B1ConTubeL          =  2.5;
 869 //
 870     const Float_t kRB24B1CompL             = 16.00;    // Length of the compensator
 871     const Float_t kRB24B1BellowRi          = 10.25/2.; // Bellow inner radius
 872     const Float_t kRB24B1BellowRo          = 11.40/2.; // Bellow outer radius
 873     const Int_t   kRB24B1NumberOfPlies     = 27;       // Number of plies
 874     const Float_t kRB24B1BellowUndL        = 11.00;    // Length of undulated region
 875     const Float_t kRB24B1PlieThickness     =  0.015;   // Plie thickness
 876
 877     const Float_t kRB24B1PlieRadius =
 878         (kRB24B1BellowUndL + (2. *  kRB24B1NumberOfPlies - 2.) * kRB24B1PlieThickness) / (4. * kRB24B1NumberOfPlies);
 879
 880     const Float_t kRB24B1ProtTubeThickness = 0.02;     // Thickness of the protection tube
 881     const Float_t kRB24B1ProtTubeLength    = 4.2;      // Length of the protection tube
 882
 883     const Float_t kRB24B1RFlangeL          = 1.86;     // Length of the flanges
 884     const Float_t kRB24B1RFlangeLO         = 0.26;     // Flange overlap
 885     const Float_t kRB24B1RFlangeRO         = 11.18/2;  // Inner radius at Flange overlap
 886     const Float_t kRB24B1RFlangeRou        = 15.20/2.; // Outer radius of flange
 887     const Float_t kRB24B1RFlangeRecess     = 0.98;     // Flange recess
 888     const Float_t kRB24B1L                 = kRB24B1CompL +  2. * (kRB24B1RFlangeL - kRB24B1RFlangeRecess);
 889
 890 ///
 891 //
 892 // Bellow mother volume
 893     TGeoPcon* shRB24B1BellowM = new TGeoPcon(0., 360., 14);
 894     // Connection Tube and Flange
 895     z = 0.;
 896     shRB24B1BellowM->DefineSection( 0, z, 0.,               kRB24B1RFlangeRou);
 897     z += kRB24B1RFlangeLO;
 898     shRB24B1BellowM->DefineSection( 1, z, 0.,               kRB24B1RFlangeRou);
 899     shRB24B1BellowM->DefineSection( 2, z, 0.,               kRB24B1RFlangeRou);
 900     z = kRB24B1RFlangeL;
 901     shRB24B1BellowM->DefineSection( 3, z, 0.,               kRB24B1RFlangeRou);
 902     shRB24B1BellowM->DefineSection( 4, z, 0.,               kRB24B1ConTubeRou);
 903     z = kRB24B1ConTubeL +  kRB24B1RFlangeL - kRB24B1RFlangeRecess;
 904     shRB24B1BellowM->DefineSection( 5, z, 0.,               kRB24B1ConTubeRou);
 905     // Plie
 906     shRB24B1BellowM->DefineSection( 6, z, 0.,               kRB24B1BellowRo + kRB24B1ProtTubeThickness);
 907     z += kRB24B1BellowUndL;
 908     shRB24B1BellowM->DefineSection( 7, z, 0.,               kRB24B1BellowRo + kRB24B1ProtTubeThickness);
 909     shRB24B1BellowM->DefineSection( 8, z, 0.,               kRB24B1ConTubeRou);
 910     // Connection Tube and Flange
 911     z = kRB24B1L - shRB24B1BellowM->GetZ(3);
 912     shRB24B1BellowM->DefineSection( 9, z, 0.,               kRB24B1ConTubeRou);
 913     shRB24B1BellowM->DefineSection(10, z, 0.,               kRB24B1RFlangeRou);
 914     z = kRB24B1L - shRB24B1BellowM->GetZ(1);
 915     shRB24B1BellowM->DefineSection(11, z, 0.,               kRB24B1RFlangeRou);
 916     shRB24B1BellowM->DefineSection(12, z, 0.,               kRB24B1RFlangeRou);
 917     z = kRB24B1L - shRB24B1BellowM->GetZ(0);
 918     shRB24B1BellowM->DefineSection(13, z, 0.,               kRB24B1RFlangeRou);
 919
 920     TGeoVolume* voRB24B1BellowM = new TGeoVolume("RB24B1BellowM", shRB24B1BellowM, kMedVac);
 921     voRB24B1BellowM->SetVisibility(0);
 922 //
 923 // Bellow Section
 924     TGeoVolume* voRB24B1Bellow
 925         = MakeBellow("RB24B1", kRB24B1NumberOfPlies, kRB24B1BellowRi, kRB24B1BellowRo,
 926                      kRB24B1BellowUndL, kRB24B1PlieRadius ,kRB24B1PlieThickness);
 927     voRB24B1Bellow->SetVisibility(0);
 928
 929 //
 930 // End Parts (connection tube)
 931     TGeoVolume* voRB24B1CT = new TGeoVolume("RB24B1CT", new TGeoTube(kRB24B1ConTubeRin, kRB24B1ConTubeRou,  kRB24B1ConTubeL/2.), kMedSteel);
 932 //
 933 // Protection Tube
 934     TGeoVolume* voRB24B1PT = new TGeoVolume("RB24B1PT", new TGeoTube(kRB24B1BellowRo, kRB24B1BellowRo + kRB24B1ProtTubeThickness,
 935                                                                      kRB24B1ProtTubeLength / 2.), kMedSteel);
 936
 937     z = kRB24B1ConTubeL/2. +  (kRB24B1RFlangeL - kRB24B1RFlangeRecess);
 938
 939     voRB24B1BellowM->AddNode(voRB24B1CT, 1, new TGeoTranslation(0., 0., z));
 940     z += (kRB24B1ConTubeL/2.+ kRB24B1BellowUndL/2.);
 941     voRB24B1BellowM->AddNode(voRB24B1Bellow, 1, new TGeoTranslation(0., 0., z));
 942     z += (kRB24B1BellowUndL/2. + kRB24B1ConTubeL/2);
 943     voRB24B1BellowM->AddNode(voRB24B1CT, 2, new TGeoTranslation(0., 0., z));
 944     z =  kRB24B1ConTubeL +  kRB24B1ProtTubeLength / 2. + 1. + kRB24B1RFlangeLO;
 945     voRB24B1BellowM->AddNode(voRB24B1PT, 1, new TGeoTranslation(0., 0., z));
 946     z +=  kRB24B1ProtTubeLength + 0.6;
 947     voRB24B1BellowM->AddNode(voRB24B1PT, 2, new TGeoTranslation(0., 0., z));
 948
 949
 950
 951 // Pos 1/2 Rotatable Flange         LHCVBU__0013
 952 // Pos 1/3 Flange DN100/103         LHCVBU__0018
 953 // The two flanges can be represented by the same volume
 954     // Outer Radius (including the outer movable ring).
 955     // The inner ring has a diameter of 12.04 cm
 956
 957
 958     TGeoPcon* shRB24B1RFlange = new TGeoPcon(0., 360., 10);
 959     z = 0.;
 960     shRB24B1RFlange->DefineSection(0, z, 10.30/2., kRB24B1RFlangeRou);
 961     z += 0.55;  // 5.5 mm added for outer ring
 962     z += 0.43;
 963     shRB24B1RFlange->DefineSection(1, z, 10.30/2., kRB24B1RFlangeRou);
 964     shRB24B1RFlange->DefineSection(2, z, 10.06/2., kRB24B1RFlangeRou);
 965     z += 0.15;
 966     shRB24B1RFlange->DefineSection(3, z, 10.06/2., kRB24B1RFlangeRou);
 967     // In reality this part is rounded
 968     shRB24B1RFlange->DefineSection(4, z, 10.91/2., kRB24B1RFlangeRou);
 969     z += 0.15;
 970     shRB24B1RFlange->DefineSection(5, z, 10.91/2., kRB24B1RFlangeRou);
 971     shRB24B1RFlange->DefineSection(6, z, 10.06/2., kRB24B1RFlangeRou);
 972     z += 0.32;
 973     shRB24B1RFlange->DefineSection(7, z, 10.06/2., kRB24B1RFlangeRou);
 974     shRB24B1RFlange->DefineSection(8, z, kRB24B1RFlangeRO, kRB24B1RFlangeRou);
 975     z += kRB24B1RFlangeLO;
 976     shRB24B1RFlange->DefineSection(9, z, kRB24B1RFlangeRO, kRB24B1RFlangeRou);
 977
 978     TGeoVolume* voRB24B1RFlange = new TGeoVolume("RB24B1RFlange", shRB24B1RFlange, kMedSteel);
 979
 980
 981     z = kRB24B1L - kRB24B1RFlangeL;
 982     voRB24B1BellowM->AddNode(voRB24B1RFlange, 1, new TGeoTranslation(0., 0., z));
 983     z = kRB24B1RFlangeL;
 984     voRB24B1BellowM->AddNode(voRB24B1RFlange, 2, new TGeoCombiTrans(0., 0., z, rot180));
 985 //
 986 // Pos 2 RF Contact   D80         LHCVSR__0005
 987 //
 988 // Pos 2.1 RF Contact Flange      LHCVSR__0003
 989 //
 990     TGeoPcon* shRB24B1RCTFlange = new TGeoPcon(0., 360., 6);
 991     const Float_t kRB24B1RCTFlangeRin  = 8.06/2. + 0.05;  // Inner radius
 992     const Float_t kRB24B1RCTFlangeL    = 1.45;            // Length
 993
 994     z = 0.;
 995     shRB24B1RCTFlange->DefineSection(0, z, kRB24B1RCTFlangeRin,  8.20/2.);
 996     z += 0.15;
 997     shRB24B1RCTFlange->DefineSection(1, z, kRB24B1RCTFlangeRin,  8.20/2.);
 998     shRB24B1RCTFlange->DefineSection(2, z, kRB24B1RCTFlangeRin,  8.60/2.);
 999     z += 1.05;
1000     shRB24B1RCTFlange->DefineSection(3, z, kRB24B1RCTFlangeRin,  8.60/2.);
1001     shRB24B1RCTFlange->DefineSection(4, z, kRB24B1RCTFlangeRin, 11.16/2.);
1002     z += 0.25;
1003     shRB24B1RCTFlange->DefineSection(5, z, kRB24B1RCTFlangeRin, 11.16/2.);
1004     TGeoVolume* voRB24B1RCTFlange = new TGeoVolume("RB24B1RCTFlange", shRB24B1RCTFlange, kMedCu);
1005     z = kRB24B1L - kRB24B1RCTFlangeL;
1006
1007     voRB24B1BellowM->AddNode(voRB24B1RCTFlange, 1, new TGeoTranslation(0., 0., z));
1008 //
1009 // Pos 2.2 RF-Contact        LHCVSR__0004
1010 //
1011     TGeoPcon* shRB24B1RCT = new TGeoPcon(0., 360., 3);
1012     const Float_t kRB24B1RCTRin  = 8.00/2.;        // Inner radius
1013     const Float_t kRB24B1RCTCRin = 8.99/2.;        // Max. inner radius conical section
1014     const Float_t kRB24B1RCTL    = 11.78;          // Length
1015     const Float_t kRB24B1RCTSL   = 10.48;          // Length of straight section
1016     const Float_t kRB24B1RCTd    =  0.03;          // Thickness
1017
1018     z = 0;
1019     shRB24B1RCT->DefineSection(0, z,  kRB24B1RCTCRin,  kRB24B1RCTCRin + kRB24B1RCTd);
1020     z =  kRB24B1RCTL -  kRB24B1RCTSL;
1021     // In the (VSR0004) this section is straight in (LHCVC2U_0001) it is conical ????
1022     shRB24B1RCT->DefineSection(1, z,  kRB24B1RCTRin + 0.35,  kRB24B1RCTRin + 0.35 + kRB24B1RCTd);
1023     z = kRB24B1RCTL - 0.03;
1024     shRB24B1RCT->DefineSection(2, z,  kRB24B1RCTRin,  kRB24B1RCTRin + kRB24B1RCTd);
1025
1026     TGeoVolume* voRB24B1RCT = new TGeoVolume("RB24B1RCT", shRB24B1RCT, kMedCu);
1027     z = kRB24B1L - kRB24B1RCTL - 0.45;
1028     voRB24B1BellowM->AddNode(voRB24B1RCT, 1, new TGeoTranslation(0., 0., z));
1029
1030 //
1031 // Pos 3 Trans. Tube Flange       LHCVSR__0065
1032 //
1033 // Pos 3.1 Transition Tube D53    LHCVSR__0064
1034 // Pos 3.2 Transition Flange      LHCVSR__0060
1035 // Pos 3.3 Transition Tube        LHCVSR__0058
1036     TGeoPcon* shRB24B1TTF = new TGeoPcon(0., 360., 7);
1037     // Flange
1038     z = 0.;
1039     shRB24B1TTF->DefineSection(0, z,  6.30/2., 11.16/2.);
1040     z += 0.25;
1041     shRB24B1TTF->DefineSection(1, z,  6.30/2., 11.16/2.);
1042     shRB24B1TTF->DefineSection(2, z,  6.30/2.,  9.3/2.);
1043     z += 0.55;
1044     shRB24B1TTF->DefineSection(3, z,  6.30/2.,  9.3/2.);
1045     // Tube
1046     shRB24B1TTF->DefineSection(4, z,  6.30/2.,  6.7/2.);
1047     z += 5.80;
1048     shRB24B1TTF->DefineSection(5, z,  6.30/2.,  6.7/2.);
1049     // Transition Tube
1050     z += 3.75;
1051     shRB24B1TTF->DefineSection(6, z,  8.2/2.,  8.6/2.);
1052     TGeoVolume* voRB24B1TTF = new TGeoVolume("RB24B1TTF", shRB24B1TTF, kMedSteel);
1053     z =  0.;
1054     voRB24B1BellowM->AddNode(voRB24B1TTF, 1, new TGeoTranslation(0., 0., z));
1055
1056 // Annular Ion Pump
1057 // LHCVC2U_0003
1058 //
1059 // Pos  1 Rotable Flange         LHCVFX__0031
1060 // Pos  2 RF Screen Tube         LHCVC2U_0005
1061 // Pos  3 Shell                  LHCVC2U_0007
1062 // Pos  4 Extruded Shell         LHCVC2U_0006
1063 // Pos  5 Feedthrough Tube       LHCVC2U_0004
1064 // Pos  6 Tubulated Flange       STDVFUHV0021
1065 // Pos  7 Fixed Flange           LHCVFX__0032
1066 // Pos  8 Pumping Elements
1067
1068 //
1069 // Pos 1 Rotable Flange          LHCVFX__0031
1070 // pos 7 Fixed Flange            LHCVFX__0032
1071 //
1072 //  Mother volume
1073     const Float_t kRB24AIpML = 35.;
1074
1075     TGeoVolume* voRB24AIpM = new TGeoVolume("voRB24AIpM", new TGeoTube(0., 10., kRB24AIpML/2.), kMedAir);
1076     voRB24AIpM->SetVisibility(0);
1077
1078     //
1079     // Length 35 cm
1080     // Flange 2 x 1.98 =   3.96
1081     // Tube            =  32.84
1082     //==========================
1083     //                    36.80
1084     // Overlap 2 * 0.90 =  1.80
1085
1086     const Float_t kRB24IpRFD1     =  0.68;    // Length of section 1
1087     const Float_t kRB24IpRFD2     =  0.30;    // Length of section 2
1088     const Float_t kRB24IpRFD3     =  0.10;    // Length of section 3
1089     const Float_t kRB24IpRFD4     =  0.35;    // Length of section 4
1090     const Float_t kRB24IpRFD5     =  0.55;    // Length of section 5
1091
1092     const Float_t kRB24IpRFRo     = 15.20/2.; // Flange outer radius
1093     const Float_t kRB24IpRFRi1    =  6.30/2.; // Flange inner radius section 1
1094     const Float_t kRB24IpRFRi2    =  6.00/2.; // Flange inner radius section 2
1095     const Float_t kRB24IpRFRi3    =  5.84/2.; // Flange inner radius section 3
1096     const Float_t kRB24IpRFRi4    =  6.00/2.; // Flange inner radius section 1
1097     const Float_t kRB24IpRFRi5    = 10.50/2.; // Flange inner radius section 2
1098
1099     TGeoPcon* shRB24IpRF = new TGeoPcon(0., 360., 9);
1100     z0 = 0.;
1101     shRB24IpRF->DefineSection(0, z0, kRB24IpRFRi1, kRB24IpRFRo);
1102     z0 += kRB24IpRFD1;
1103     shRB24IpRF->DefineSection(1, z0, kRB24IpRFRi2, kRB24IpRFRo);
1104     z0 += kRB24IpRFD2;
1105     shRB24IpRF->DefineSection(2, z0, kRB24IpRFRi2, kRB24IpRFRo);
1106     shRB24IpRF->DefineSection(3, z0, kRB24IpRFRi3, kRB24IpRFRo);
1107     z0 += kRB24IpRFD3;
1108     shRB24IpRF->DefineSection(4, z0, kRB24IpRFRi3, kRB24IpRFRo);
1109     shRB24IpRF->DefineSection(5, z0, kRB24IpRFRi4, kRB24IpRFRo);
1110     z0 += kRB24IpRFD4;
1111     shRB24IpRF->DefineSection(6, z0, kRB24IpRFRi4, kRB24IpRFRo);
1112     shRB24IpRF->DefineSection(7, z0, kRB24IpRFRi5, kRB24IpRFRo);
1113     z0 += kRB24IpRFD5;
1114     shRB24IpRF->DefineSection(8, z0, kRB24IpRFRi5, kRB24IpRFRo);
1115
1116     TGeoVolume* voRB24IpRF = new TGeoVolume("RB24IpRF", shRB24IpRF, kMedSteel);
1117
1118 //
1119 // Pos  2 RF Screen Tube         LHCVC2U_0005
1120 //
1121
1122 //
1123 // Tube
1124     Float_t kRB24IpSTTL  = 32.84;            // Total length of the tube
1125     Float_t kRB24IpSTTRi =  5.80/2.;         // Inner Radius
1126     Float_t kRB24IpSTTRo =  6.00/2.;         // Outer Radius
1127     TGeoVolume* voRB24IpSTT = new TGeoVolume("RB24IpSTT", new TGeoTube(kRB24IpSTTRi, kRB24IpSTTRo, kRB24IpSTTL/2.), kMedSteel);
1128 // Screen
1129     Float_t kRB24IpSTCL  =  0.4;             // Lenth of the crochet detail
1130     // Length of the screen
1131     Float_t kRB24IpSTSL  =  9.00 - 2. * kRB24IpSTCL;
1132     // Rel. position of the screen
1133     Float_t kRB24IpSTSZ  =  7.00 + kRB24IpSTCL;
1134     TGeoVolume* voRB24IpSTS = new TGeoVolume("RB24IpSTS", new TGeoTube(kRB24IpSTTRi, kRB24IpSTTRo, kRB24IpSTSL/2.), kMedSteel);
1135     // Vacuum
1136     TGeoVolume* voRB24IpSTV = new TGeoVolume("RB24IpSTV", new TGeoTube(0., kRB24IpSTTRi, kRB24AIpML/2.), kMedVac);
1137     //
1138     voRB24IpSTT->AddNode(voRB24IpSTS, 1, new TGeoTranslation(0., 0., kRB24IpSTSZ -  kRB24IpSTTL/2. +  kRB24IpSTSL/2.));
1139
1140 // Crochets
1141     // Inner radius
1142     Float_t kRB24IpSTCRi  = kRB24IpSTTRo + 0.25;
1143     // Outer radius
1144     Float_t kRB24IpSTCRo  = kRB24IpSTTRo + 0.35;
1145     // Length of 1stsection
1146     Float_t kRB24IpSTCL1  = 0.15;
1147     // Length of 2nd section
1148     Float_t kRB24IpSTCL2  = 0.15;
1149     // Length of 3rd section
1150     Float_t kRB24IpSTCL3  = 0.10;
1151     // Rel. position of 1st Crochet
1152
1153
1154     TGeoPcon* shRB24IpSTC = new TGeoPcon(0., 360., 5);
1155     z0 = 0;
1156     shRB24IpSTC->DefineSection(0, z0, kRB24IpSTCRi, kRB24IpSTCRo);
1157     z0 += kRB24IpSTCL1;
1158     shRB24IpSTC->DefineSection(1, z0, kRB24IpSTCRi, kRB24IpSTCRo);
1159     shRB24IpSTC->DefineSection(2, z0, kRB24IpSTTRo, kRB24IpSTCRo);
1160     z0 += kRB24IpSTCL2;
1161     shRB24IpSTC->DefineSection(3, z0, kRB24IpSTTRo, kRB24IpSTCRo);
1162     z0 += kRB24IpSTCL3;
1163     shRB24IpSTC->DefineSection(4, z0, kRB24IpSTTRo, kRB24IpSTTRo + 0.001);
1164     TGeoVolume* voRB24IpSTC = new TGeoVolume("RB24IpSTC", shRB24IpSTC, kMedSteel);
1165
1166 // Pos  3 Shell                  LHCVC2U_0007
1167 // Pos  4 Extruded Shell         LHCVC2U_0006
1168     Float_t kRB24IpShellL     =  4.45;    // Length of the Shell
1169     Float_t kRB24IpShellD     =  0.10;    // Wall thickness of the shell
1170     Float_t kRB24IpShellCTRi  =  6.70/2.; // Inner radius of the connection tube
1171     Float_t kRB24IpShellCTL   =  1.56;    // Length of the connection tube
1172     Float_t kRB24IpShellCARi  = 17.80/2.; // Inner radius of the cavity
1173     Float_t kRB24IpShellCCRo  = 18.20/2.; // Inner radius at the centre
1174
1175     TGeoPcon* shRB24IpShell = new TGeoPcon(0., 360., 7);
1176     z0 = 0;
1177     shRB24IpShell->DefineSection(0, z0, kRB24IpShellCTRi, kRB24IpShellCTRi + kRB24IpShellD);
1178     z0 +=  kRB24IpShellCTL;
1179     shRB24IpShell->DefineSection(1, z0, kRB24IpShellCTRi, kRB24IpShellCTRi + kRB24IpShellD);
1180     shRB24IpShell->DefineSection(2, z0, kRB24IpShellCTRi, kRB24IpShellCARi + kRB24IpShellD);
1181     z0 += kRB24IpShellD;
1182     shRB24IpShell->DefineSection(3, z0, kRB24IpShellCARi, kRB24IpShellCARi + kRB24IpShellD);
1183     z0 = kRB24IpShellL - kRB24IpShellD;
1184     shRB24IpShell->DefineSection(4, z0, kRB24IpShellCARi, kRB24IpShellCARi + kRB24IpShellD);
1185     shRB24IpShell->DefineSection(5, z0, kRB24IpShellCARi, kRB24IpShellCCRo);
1186     z0 = kRB24IpShellL;
1187     shRB24IpShell->DefineSection(6, z0, kRB24IpShellCARi, kRB24IpShellCCRo);
1188     TGeoVolume* voRB24IpShell = new TGeoVolume("RB24IpShell", shRB24IpShell, kMedSteel);
1189
1190     TGeoPcon* shRB24IpShellM   = MakeMotherFromTemplate(shRB24IpShell, 0, 6, kRB24IpShellCTRi , 13);
1191
1192
1193     for (Int_t i = 0; i < 6; i++) {
1194         z = 2. * kRB24IpShellL  - shRB24IpShellM->GetZ(5-i);
1195         Float_t rmin = shRB24IpShellM->GetRmin(5-i);
1196         Float_t rmax = shRB24IpShellM->GetRmax(5-i);
1197         shRB24IpShellM->DefineSection(7+i, z, rmin, rmax);
1198     }
1199
1200     TGeoVolume* voRB24IpShellM = new TGeoVolume("RB24IpShellM", shRB24IpShellM, kMedVac);
1201     voRB24IpShellM->SetVisibility(0);
1202     voRB24IpShellM->AddNode(voRB24IpShell, 1, gGeoIdentity);
1203     voRB24IpShellM->AddNode(voRB24IpShell, 2, new TGeoCombiTrans(0., 0., 2. * kRB24IpShellL, rot180));
1204 //
1205 // Pos  8 Pumping Elements
1206 //
1207 //  Anode array
1208     TGeoVolume* voRB24IpPE = new TGeoVolume("voRB24IpPE", new TGeoTube(0.9, 1., 2.54/2.), kMedSteel);
1209     Float_t kRB24IpPEAR = 5.5;
1210
1211     for (Int_t i = 0; i < 15; i++) {
1212         Float_t phi = Float_t(i) * 24.;
1213         Float_t x   =  kRB24IpPEAR * TMath::Cos(kDegRad * phi);
1214         Float_t y   =  kRB24IpPEAR * TMath::Sin(kDegRad * phi);
1215         voRB24IpShellM->AddNode(voRB24IpPE, i+1, new TGeoTranslation(x, y, kRB24IpShellL));
1216     }
1217
1218
1219 //
1220 //  Cathodes
1221 //
1222 // Here we could add some Ti strips
1223
1224 // Postioning of elements
1225     voRB24AIpM->AddNode(voRB24IpRF,     1, new TGeoTranslation(0., 0., -kRB24AIpML/2.));
1226     voRB24AIpM->AddNode(voRB24IpRF,     2, new TGeoCombiTrans (0., 0., +kRB24AIpML/2., rot180));
1227     voRB24AIpM->AddNode(voRB24IpSTT,    1, new TGeoTranslation(0., 0., 0.));
1228     voRB24AIpM->AddNode(voRB24IpSTV,    1, new TGeoTranslation(0., 0., 0.));
1229     voRB24AIpM->AddNode(voRB24IpShellM, 1, new TGeoTranslation(0., 0., -kRB24AIpML/2. +  8.13));
1230     voRB24AIpM->AddNode(voRB24IpSTC,    1, new TGeoTranslation(0., 0., 8.13 - kRB24AIpML/2.));
1231     voRB24AIpM->AddNode(voRB24IpSTC,    2, new TGeoCombiTrans (0., 0., 8.14 + 8.9 - kRB24AIpML/2., rot180));
1232
1233 //
1234 // Valve
1235 // VAC Series 47 DN 63 with manual actuator
1236 //
1237     const Float_t kRB24ValveWz = 7.5;
1238     const Float_t kRB24ValveDN = 10.0/2.;
1239 //
1240 //  Body containing the valve plate
1241 //
1242     const Float_t kRB24ValveBoWx =  15.6;
1243     const Float_t kRB24ValveBoWy = (21.5 + 23.1 - 5.);
1244     const Float_t kRB24ValveBoWz =  4.6;
1245     const Float_t kRB24ValveBoD  =  0.5;
1246
1247     TGeoVolume* voRB24ValveBoM =
1248         new TGeoVolume("RB24ValveBoM",
1249                        new TGeoBBox( kRB24ValveBoWx/2.,  kRB24ValveBoWy/2., kRB24ValveBoWz/2.), kMedAir);
1250     voRB24ValveBoM->SetVisibility(0);
1251     TGeoVolume* voRB24ValveBo =
1252         new TGeoVolume("RB24ValveBo",
1253                        new TGeoBBox( kRB24ValveBoWx/2.,  kRB24ValveBoWy/2., kRB24ValveBoWz/2.), kMedSteel);
1254     voRB24ValveBoM->AddNode(voRB24ValveBo, 1, gGeoIdentity);
1255     //
1256     // Inner volume
1257     //
1258     TGeoVolume* voRB24ValveBoI = new TGeoVolume("RB24ValveBoI",
1259                                                 new TGeoBBox( kRB24ValveBoWx/2. -  kRB24ValveBoD,
1260                                                               kRB24ValveBoWy/2. -  kRB24ValveBoD/2.,
1261                                                               kRB24ValveBoWz/2. -  kRB24ValveBoD),
1262                                                 kMedVac);
1263     voRB24ValveBo->AddNode(voRB24ValveBoI, 1, new TGeoTranslation(0., kRB24ValveBoD/2., 0.));
1264     //
1265     // Opening and Flanges
1266     const Float_t  kRB24ValveFlRo = 18./2.;
1267     const Float_t  kRB24ValveFlD  = 1.45;
1268     TGeoVolume* voRB24ValveBoA = new TGeoVolume("RB24ValveBoA",
1269                                                 new TGeoTube(0., kRB24ValveDN/2., kRB24ValveBoD/2.), kMedVac);
1270     voRB24ValveBo->AddNode(voRB24ValveBoA, 1, new TGeoTranslation(0., - kRB24ValveBoWy/2. + 21.5, -kRB24ValveBoWz/2. +  kRB24ValveBoD/2.));
1271     voRB24ValveBo->AddNode(voRB24ValveBoA, 2, new TGeoTranslation(0., - kRB24ValveBoWy/2. + 21.5, +kRB24ValveBoWz/2. -  kRB24ValveBoD/2.));
1272
1273     TGeoVolume* voRB24ValveFl  = new TGeoVolume("RB24ValveFl",  new TGeoTube(kRB24ValveDN/2.,  kRB24ValveFlRo, kRB24ValveFlD/2.), kMedSteel);
1274     TGeoVolume* voRB24ValveFlI = new TGeoVolume("RB24ValveFlI", new TGeoTube(0.,               kRB24ValveFlRo, kRB24ValveFlD/2.), kMedVac);
1275     voRB24ValveFlI->AddNode(voRB24ValveFl, 1, gGeoIdentity);
1276
1277     //
1278     // Actuator Flange
1279     const Float_t kRB24ValveAFlWx =  18.9;
1280     const Float_t kRB24ValveAFlWy =   5.0;
1281     const Float_t kRB24ValveAFlWz =   7.7;
1282     TGeoVolume* voRB24ValveAFl = new TGeoVolume("RB24ValveAFl", new TGeoBBox(kRB24ValveAFlWx/2., kRB24ValveAFlWy/2., kRB24ValveAFlWz/2.), kMedSteel);
1283     //
1284     // Actuator Tube
1285     const Float_t kRB24ValveATRo = 9.7/2.;
1286     const Float_t kRB24ValveATH  = 16.6;
1287     TGeoVolume* voRB24ValveAT = new TGeoVolume("RB24ValveAT", new TGeoTube(kRB24ValveATRo -  2. * kRB24ValveBoD,kRB24ValveATRo,  kRB24ValveATH/2.),
1288                                                kMedSteel);
1289     //
1290     // Manual Actuator (my best guess)
1291     TGeoVolume* voRB24ValveMA1 = new TGeoVolume("RB24ValveMA1", new TGeoCone(2.5/2., 0., 0.5, 4.5, 5.), kMedSteel);
1292     TGeoVolume* voRB24ValveMA2 = new TGeoVolume("RB24ValveMA2", new TGeoTorus(5., 0., 1.25), kMedSteel);
1293     TGeoVolume* voRB24ValveMA3 = new TGeoVolume("RB24ValveMA3", new TGeoTube (0., 1.25, 2.5), kMedSteel);
1294
1295
1296     //
1297     // Position all volumes
1298     Float_t y0;
1299     TGeoVolumeAssembly*  voRB24ValveMo = new TGeoVolumeAssembly("RB24ValveMo");
1300     voRB24ValveMo->AddNode(voRB24ValveFl,  1, new TGeoTranslation(0., 0., - 7.5/2. + kRB24ValveFlD/2.));
1301     voRB24ValveMo->AddNode(voRB24ValveFl,  2, new TGeoTranslation(0., 0., + 7.5/2. - kRB24ValveFlD/2.));
1302     y0 = -21.5;
1303     voRB24ValveMo->AddNode(voRB24ValveBoM, 1, new TGeoTranslation(0., y0 + kRB24ValveBoWy/2.,   0.));
1304     y0 +=  kRB24ValveBoWy;
1305     voRB24ValveMo->AddNode(voRB24ValveAFl, 1, new TGeoTranslation(0., y0 +  kRB24ValveAFlWy/2., 0.));
1306     y0 +=  kRB24ValveAFlWy;
1307     voRB24ValveMo->AddNode(voRB24ValveAT,  1, new TGeoCombiTrans(0.,  y0 + kRB24ValveATH/2.,    0., rotyz));
1308     y0 += kRB24ValveATH;
1309     voRB24ValveMo->AddNode(voRB24ValveMA1, 1, new TGeoCombiTrans(0.,  y0 + 2.5/2.,    0., rotyz));
1310     y0 += 2.5;
1311     voRB24ValveMo->AddNode(voRB24ValveMA2, 1, new TGeoCombiTrans(0.,  y0 + 2.5/2.,    0., rotyz));
1312     y0 += 2.5;
1313     voRB24ValveMo->AddNode(voRB24ValveMA3, 1, new TGeoCombiTrans(5./TMath::Sqrt(2.),  y0 + 5.0/2., 5./TMath::Sqrt(2.), rotyz));
1314 //
1315 // Warm Module Type VMABC
1316 // LHCVMABC_0002
1317 //
1318 //
1319 //
1320 // Flange                  1.00
1321 // Central Piece          11.50
1322 // Bellow                 14.50
1323 // End Flange              1.00
1324 //===================================
1325 // Total                  28.00
1326 //
1327 // Pos 1 Warm Bellows DN100       LHCVBU__0016
1328 // Pos 2 Trans. Tube Flange       LHCVSR__0062
1329 // Pos 3 RF Contact   D63         LHCVSR__0057
1330 // [Pos 4 Hex. Countersunk Screw   Bossard BN4719]
1331 // [Pos 5 Tension spring           LHCVSR__00239]
1332 //
1333
1334 // Pos 1 Warm Bellows DN100                   LHCVBU__0016
1335 // Pos 1.1 Right Body 2 Ports with Support    LHCVBU__0014
1336     //
1337     // Tube 1
1338     const Float_t kRB24VMABCRBT1Ri = 10.0/2.;
1339     const Float_t kRB24VMABCRBT1Ro = 10.3/2.;
1340     const Float_t kRB24VMABCRBT1L  = 11.5;
1341     const Float_t kRB24VMABCRBT1L2 = 8.;
1342     const Float_t kRB24VMABCL      = 28.;
1343
1344     TGeoTube* shRB24VMABCRBT1 = new TGeoTube(kRB24VMABCRBT1Ri, kRB24VMABCRBT1Ro, kRB24VMABCRBT1L/2.);
1345     shRB24VMABCRBT1->SetName("RB24VMABCRBT1");
1346     TGeoTube* shRB24VMABCRBT1o = new TGeoTube(0., kRB24VMABCRBT1Ro,  kRB24VMABCRBT1L/2.);
1347     shRB24VMABCRBT1o->SetName("RB24VMABCRBT1o");
1348     TGeoTube* shRB24VMABCRBT1o2 = new TGeoTube(0., kRB24VMABCRBT1Ro + 0.3, kRB24VMABCRBT1L/2.);
1349     shRB24VMABCRBT1o2->SetName("RB24VMABCRBT1o2");
1350     // Lower inforcement
1351     TGeoVolume*  voRB24VMABCRBT12  = new TGeoVolume("RB24VMABCRBT12",
1352                                                     new TGeoTubeSeg(kRB24VMABCRBT1Ro, kRB24VMABCRBT1Ro + 0.3, kRB24VMABCRBT1L2/2., 220., 320.)
1353                                                     , kMedSteel);
1354     //
1355     // Tube 2
1356     const Float_t kRB24VMABCRBT2Ri =   6.0/2.;
1357     const Float_t kRB24VMABCRBT2Ro =   6.3/2.;
1358     const Float_t kRB24VMABCRBF2Ro =  11.4/2.;
1359     const Float_t kRB24VMABCRBT2L  =   5.95 + 2.; // 2. cm added for welding
1360     const Float_t kRB24VMABCRBF2L  =   1.75;
1361     TGeoTube* shRB24VMABCRBT2 = new TGeoTube(kRB24VMABCRBT2Ri, kRB24VMABCRBT2Ro,  kRB24VMABCRBT2L/2.);
1362     shRB24VMABCRBT2->SetName("RB24VMABCRBT2");
1363     TGeoTube* shRB24VMABCRBT2i = new TGeoTube(0., kRB24VMABCRBT2Ri, kRB24VMABCRBT2L/2. + 2.);
1364     shRB24VMABCRBT2i->SetName("RB24VMABCRBT2i");
1365     TGeoCombiTrans* tRBT2 = new TGeoCombiTrans(-11.5 + kRB24VMABCRBT2L/2., 0., 7.2 - kRB24VMABCRBT1L/2.  , rotxz);
1366     tRBT2->SetName("tRBT2");
1367     tRBT2->RegisterYourself();
1368     TGeoCompositeShape* shRB24VMABCRBT2c =  new TGeoCompositeShape("shRB24VMABCRBT2c","RB24VMABCRBT2:tRBT2-RB24VMABCRBT1o");
1369     TGeoVolume* voRB24VMABCRBT2 = new TGeoVolume("shRB24VMABCRBT2", shRB24VMABCRBT2c, kMedSteel);
1370     // Flange
1371     // Pos 1.4 Flange DN63                        LHCVBU__0008
1372     TGeoVolume* voRB24VMABCRBF2 = new TGeoVolume("RB24VMABCRBF2",
1373                                                  new TGeoTube(kRB24VMABCRBT2Ro, kRB24VMABCRBF2Ro, kRB24VMABCRBF2L/2.), kMedSteel);
1374     // DN63 Blank Flange (my best guess)
1375     TGeoVolume* voRB24VMABCRBF2B = new TGeoVolume("RB24VMABCRBF2B",
1376                                                   new TGeoTube(0., kRB24VMABCRBF2Ro, kRB24VMABCRBF2L/2.), kMedSteel);
1377     //
1378     // Tube 3
1379     const Float_t kRB24VMABCRBT3Ri =  3.5/2.;
1380     const Float_t kRB24VMABCRBT3Ro =  3.8/2.;
1381     const Float_t kRB24VMABCRBF3Ro =  7.0/2.;
1382     const Float_t kRB24VMABCRBT3L  =  4.95 + 2.; // 2. cm added for welding
1383     const Float_t kRB24VMABCRBF3L  =  1.27;
1384     TGeoTube* shRB24VMABCRBT3 = new TGeoTube(kRB24VMABCRBT3Ri, kRB24VMABCRBT3Ro,  kRB24VMABCRBT3L/2);
1385     shRB24VMABCRBT3->SetName("RB24VMABCRBT3");
1386     TGeoTube* shRB24VMABCRBT3i = new TGeoTube(0., kRB24VMABCRBT3Ri, kRB24VMABCRBT3L/2. + 2.);
1387     shRB24VMABCRBT3i->SetName("RB24VMABCRBT3i");
1388     TGeoCombiTrans* tRBT3 = new TGeoCombiTrans(0., 10.5 - kRB24VMABCRBT3L/2., 7.2 - kRB24VMABCRBT1L/2.  , rotyz);
1389     tRBT3->SetName("tRBT3");
1390     tRBT3->RegisterYourself();
1391     TGeoCompositeShape* shRB24VMABCRBT3c =  new TGeoCompositeShape("shRB24VMABCRBT3c","RB24VMABCRBT3:tRBT3-RB24VMABCRBT1o");
1392     TGeoVolume* voRB24VMABCRBT3 = new TGeoVolume("shRB24VMABCRBT3", shRB24VMABCRBT3c, kMedSteel);
1393     // Flange
1394     // Pos 1.4 Flange DN35                        LHCVBU__0007
1395     TGeoVolume* voRB24VMABCRBF3 = new TGeoVolume("RB24VMABCRBF3",
1396                                                  new TGeoTube(kRB24VMABCRBT3Ro, kRB24VMABCRBF3Ro, kRB24VMABCRBF3L/2.), kMedSteel);
1397     //
1398     // Tube 4
1399     const Float_t kRB24VMABCRBT4Ri =  6.0/2.;
1400     const Float_t kRB24VMABCRBT4Ro =  6.4/2.;
1401     const Float_t kRB24VMABCRBT4L  =  6.6;
1402     TGeoTube* shRB24VMABCRBT4 = new TGeoTube(kRB24VMABCRBT4Ri, kRB24VMABCRBT4Ro,  kRB24VMABCRBT4L/2.);
1403     shRB24VMABCRBT4->SetName("RB24VMABCRBT4");
1404     TGeoCombiTrans* tRBT4 = new TGeoCombiTrans(0.,-11.+kRB24VMABCRBT4L/2., 7.2 - kRB24VMABCRBT1L/2.  , rotyz);
1405     tRBT4->SetName("tRBT4");
1406     tRBT4->RegisterYourself();
1407     TGeoCompositeShape* shRB24VMABCRBT4c =  new TGeoCompositeShape("shRB24VMABCRBT4c","RB24VMABCRBT4:tRBT4-RB24VMABCRBT1o2");
1408     TGeoVolume* voRB24VMABCRBT4 = new TGeoVolume("shRB24VMABCRBT4", shRB24VMABCRBT4c, kMedSteel);
1409     TGeoCompositeShape* shRB24VMABCRB = new TGeoCompositeShape("shRB24VMABCRB", "RB24VMABCRBT1-(RB24VMABCRBT2i:tRBT2+RB24VMABCRBT3i:tRBT3)");
1410     TGeoVolume* voRB24VMABCRBI = new TGeoVolume("RB24VMABCRBI", shRB24VMABCRB, kMedSteel);
1411     //
1412     // Plate
1413     const Float_t kRB24VMABCRBBx = 16.0;
1414     const Float_t kRB24VMABCRBBy =  1.5;
1415     const Float_t kRB24VMABCRBBz = 15.0;
1416
1417     // Relative position of tubes
1418     const Float_t  kRB24VMABCTz =   7.2;
1419     // Relative position of plate
1420     const Float_t  kRB24VMABCPz =   3.6;
1421     const Float_t  kRB24VMABCPy = -12.5;
1422
1423     TGeoVolume* voRB24VMABCRBP = new TGeoVolume("RB24VMABCRBP", new TGeoBBox(kRB24VMABCRBBx/2., kRB24VMABCRBBy/2., kRB24VMABCRBBz/2.), kMedSteel);
1424     //
1425     // Pirani Gauge (my best guess)
1426     //
1427     TGeoPcon* shRB24VMABCPirani = new TGeoPcon(0., 360., 15);
1428     // DN35/16 Coupling
1429     z = 0;
1430     shRB24VMABCPirani->DefineSection( 0, z,  0.8 , kRB24VMABCRBF3Ro);
1431     z += kRB24VMABCRBF3L; // 1.3
1432     shRB24VMABCPirani->DefineSection( 1, z,  0.8 , kRB24VMABCRBF3Ro);
1433     shRB24VMABCPirani->DefineSection( 2, z,  0.8 , 1.0);
1434     // Pipe
1435     z += 2.8;
1436     shRB24VMABCPirani->DefineSection( 3, z,  0.8 , 1.0);
1437     // Flange
1438     shRB24VMABCPirani->DefineSection( 4, z,  0.8 , 1.75);
1439     z += 1.6;
1440     shRB24VMABCPirani->DefineSection( 5, z,  0.8 , 1.75);
1441     shRB24VMABCPirani->DefineSection( 6, z,  0.8 , 1.0);
1442     z += 5.2;
1443     shRB24VMABCPirani->DefineSection( 7, z,  0.8 , 1.0);
1444     shRB24VMABCPirani->DefineSection( 8, z,  0.8 , 2.5);
1445     z += 2.0;
1446     shRB24VMABCPirani->DefineSection( 9, z,  0.80, 2.50);
1447     shRB24VMABCPirani->DefineSection(10, z,  1.55, 1.75);
1448     z += 5.7;
1449     shRB24VMABCPirani->DefineSection(11, z,  1.55, 1.75);
1450     shRB24VMABCPirani->DefineSection(11, z,  0.00, 1.75);
1451     z += 0.2;
1452     shRB24VMABCPirani->DefineSection(12, z,  0.00, 1.75);
1453     shRB24VMABCPirani->DefineSection(13, z,  0.00, 0.75);
1454     z += 0.5;
1455     shRB24VMABCPirani->DefineSection(14, z,  0.00, 0.75);
1456     TGeoVolume* voRB24VMABCPirani = new TGeoVolume("RB24VMABCPirani", shRB24VMABCPirani, kMedSteel);
1457     //
1458     //
1459     //
1460
1461
1462     //
1463     // Positioning of elements
1464     TGeoVolumeAssembly* voRB24VMABCRB = new TGeoVolumeAssembly("RB24VMABCRB");
1465     //
1466     voRB24VMABCRB->AddNode(voRB24VMABCRBI,   1, gGeoIdentity);
1467     // Plate
1468     voRB24VMABCRB->AddNode(voRB24VMABCRBP,   1, new TGeoTranslation(0., kRB24VMABCPy +  kRB24VMABCRBBy /2.,
1469                                                                     kRB24VMABCRBBz/2. - kRB24VMABCRBT1L/2. +  kRB24VMABCPz));
1470     // Tube 2
1471     voRB24VMABCRB->AddNode(voRB24VMABCRBT2,  1, gGeoIdentity);
1472     // Flange Tube 2
1473     voRB24VMABCRB->AddNode(voRB24VMABCRBF2,  1, new TGeoCombiTrans(kRB24VMABCPy + kRB24VMABCRBF2L/2., 0.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotxz));
1474     // Blank Flange Tube 2
1475     voRB24VMABCRB->AddNode(voRB24VMABCRBF2B, 1, new TGeoCombiTrans(kRB24VMABCPy- kRB24VMABCRBF2L/2., 0.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotxz));
1476     // Tube 3
1477     voRB24VMABCRB->AddNode(voRB24VMABCRBT3,  1, gGeoIdentity);
1478     // Flange Tube 3
1479     voRB24VMABCRB->AddNode(voRB24VMABCRBF3,  1, new TGeoCombiTrans(0.,   11.2 - kRB24VMABCRBF3L/2.,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotyz));
1480     // Pirani Gauge
1481     voRB24VMABCRB->AddNode(voRB24VMABCPirani, 1, new  TGeoCombiTrans(0., 11.2,  kRB24VMABCTz - kRB24VMABCRBT1L/2., rotyz));
1482     // Tube 4
1483     voRB24VMABCRB->AddNode(voRB24VMABCRBT4,  1, gGeoIdentity);
1484     // Inforcement
1485     voRB24VMABCRB->AddNode(voRB24VMABCRBT12, 1, new TGeoTranslation(0., 0., kRB24VMABCRBT1L2/2. - kRB24VMABCRBT1L/2. + 2.8));
1486
1487
1488 // Pos 1.3 Bellows with end part              LHCVBU__0002
1489 //
1490 // Connection Tube
1491 // Connection tube inner r
1492     const Float_t kRB24VMABBEConTubeRin        = 10.0/2.;
1493 // Connection tube outer r
1494     const Float_t kRB24VMABBEConTubeRou        = 10.3/2.;
1495 // Connection tube length
1496     const Float_t kRB24VMABBEConTubeL1         =  0.9;
1497     const Float_t kRB24VMABBEConTubeL2         =  2.6;
1498 //  const Float_t RB24VMABBEBellowL            =  kRB24VMABBEConTubeL1 + kRB24VMABBEConTubeL2 + kRB24B1BellowUndL;
1499
1500 // Mother volume
1501     TGeoPcon* shRB24VMABBEBellowM = new TGeoPcon(0., 360., 6);
1502     // Connection Tube and Flange
1503     z = 0.;
1504     shRB24VMABBEBellowM->DefineSection( 0, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1505     z += kRB24VMABBEConTubeL1;
1506     shRB24VMABBEBellowM->DefineSection( 1, z, kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou);
1507     shRB24VMABBEBellowM->DefineSection( 2, z, kRB24B1BellowRi,       kRB24B1BellowRo + kRB24B1ProtTubeThickness);
1508     z += kRB24B1BellowUndL;
1509     shRB24VMABBEBellowM->DefineSection( 3, z, kRB24B1BellowRi,       kRB24B1BellowRo + kRB24B1ProtTubeThickness);
1510     shRB24VMABBEBellowM->DefineSection( 4, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1511     z += kRB24VMABBEConTubeL2;
1512     shRB24VMABBEBellowM->DefineSection( 5, z, kRB24VMABBEConTubeRin,  kRB24VMABBEConTubeRou);
1513     TGeoVolume* voRB24VMABBEBellowM = new TGeoVolume("RB24VMABBEBellowM", shRB24VMABBEBellowM, kMedVac);
1514     voRB24VMABBEBellowM->SetVisibility(0);
1515
1516 //  Connection tube left
1517     TGeoVolume* voRB24VMABBECT1 = new TGeoVolume("RB24VMABBECT1",
1518                                               new TGeoTube(kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou,kRB24VMABBEConTubeL1/2.),
1519                                               kMedSteel);
1520 //  Connection tube right
1521     TGeoVolume* voRB24VMABBECT2 = new TGeoVolume("RB24VMABBECT2",
1522                                               new TGeoTube(kRB24VMABBEConTubeRin, kRB24VMABBEConTubeRou,kRB24VMABBEConTubeL2/2.),
1523                                               kMedSteel);
1524     z = kRB24VMABBEConTubeL1/2.;
1525     voRB24VMABBEBellowM->AddNode(voRB24VMABBECT1, 1, new TGeoTranslation(0., 0., z));
1526     z += kRB24VMABBEConTubeL1/2.;
1527     z += kRB24B1BellowUndL/2.;
1528     voRB24VMABBEBellowM->AddNode(voRB24B1Bellow, 2, new TGeoTranslation(0., 0., z));
1529     z += kRB24B1BellowUndL/2.;
1530     z += kRB24VMABBEConTubeL2/2.;
1531     voRB24VMABBEBellowM->AddNode(voRB24VMABBECT2, 1, new TGeoTranslation(0., 0., z));
1532     z += kRB24VMABBEConTubeL2/2.;
1533
1534     voRB24VMABCRB->AddNode(voRB24VMABBEBellowM, 1, new TGeoTranslation(0., 0., kRB24VMABCRBT1L/2.));
1535
1536 // Pos 1.2 Rotable flange                     LHCVBU__0013[*]
1537 // Front
1538     voRB24VMABCRB->AddNode(voRB24B1RFlange,  3, new TGeoCombiTrans(0., 0., - kRB24VMABCRBT1L/2. + 0.86, rot180));
1539 // End
1540     z =  kRB24VMABCRBT1L/2. + kRB24B1BellowUndL +kRB24VMABBEConTubeL1 +  kRB24VMABBEConTubeL2;
1541     voRB24VMABCRB->AddNode(voRB24B1RFlange,  4, new TGeoTranslation(0., 0., z - 0.86));
1542
1543
1544 // Pos 2    Trans. Tube Flange       LHCVSR__0062
1545 // Pos 2.1  Transition Tube          LHCVSR__0063
1546 // Pos 2.2  Transition Flange        LHCVSR__0060
1547 //
1548 // Transition Tube with Flange
1549     TGeoPcon* shRB24VMABCTT = new TGeoPcon(0., 360., 7);
1550     z = 0.;
1551     shRB24VMABCTT->DefineSection(0, z, 6.3/2., 11.16/2.);
1552     z += 0.25;
1553     shRB24VMABCTT->DefineSection(1, z, 6.3/2., 11.16/2.);
1554     shRB24VMABCTT->DefineSection(2, z, 6.3/2.,  9.30/2.);
1555     z += 0.25;
1556     shRB24VMABCTT->DefineSection(3, z, 6.3/2.,  9.30/2.);
1557     shRB24VMABCTT->DefineSection(4, z, 6.3/2.,  6.70/2.);
1558     z += (20.35 - 0.63);
1559     shRB24VMABCTT->DefineSection(5, z, 6.3/2.,  6.7/2.);
1560     z += 0.63;
1561     shRB24VMABCTT->DefineSection(6, z, 6.5/2.,  6.9/2.);
1562     TGeoVolume* voRB24VMABCTT = new TGeoVolume("RB24VMABCTT", shRB24VMABCTT, kMedSteel);
1563     voRB24VMABCRB->AddNode(voRB24VMABCTT, 1, new TGeoTranslation(0., 0., - kRB24VMABCRBT1L/2.-1.));
1564
1565 // Pos 3   RF Contact   D63         LHCVSR__0057
1566 // Pos 3.1 RF Contact Flange        LHCVSR__0017
1567 //
1568     TGeoPcon* shRB24VMABCCTFlange = new TGeoPcon(0., 360., 6);
1569     const Float_t kRB24VMABCCTFlangeRin  = 6.36/2.;  // Inner radius
1570     const Float_t kRB24VMABCCTFlangeL    = 1.30;     // Length
1571
1572     z = 0.;
1573     shRB24VMABCCTFlange->DefineSection(0, z, kRB24VMABCCTFlangeRin,  6.5/2.);
1574     z += 0.15;
1575     shRB24VMABCCTFlange->DefineSection(1, z, kRB24VMABCCTFlangeRin,  6.5/2.);
1576     shRB24VMABCCTFlange->DefineSection(2, z, kRB24VMABCCTFlangeRin,  6.9/2.);
1577     z += 0.9;
1578     shRB24VMABCCTFlange->DefineSection(3, z, kRB24VMABCCTFlangeRin,  6.9/2.);
1579     shRB24VMABCCTFlange->DefineSection(4, z, kRB24VMABCCTFlangeRin, 11.16/2.);
1580     z += 0.25;
1581     shRB24VMABCCTFlange->DefineSection(5, z, kRB24VMABCCTFlangeRin, 11.16/2.);
1582     TGeoVolume* voRB24VMABCCTFlange = new TGeoVolume("RB24VMABCCTFlange", shRB24VMABCCTFlange, kMedCu);
1583 //
1584 // Pos 3.2 RF-Contact        LHCVSR__0056
1585 //
1586     TGeoPcon* shRB24VMABCCT = new TGeoPcon(0., 360., 4);
1587     const Float_t kRB24VMABCCTRin  = 6.30/2.;        // Inner radius
1588     const Float_t kRB24VMABCCTCRin = 7.29/2.;        // Max. inner radius conical section
1589     const Float_t kRB24VMABCCTL    = 11.88;          // Length
1590     const Float_t kRB24VMABCCTSL   = 10.48;          // Length of straight section
1591     const Float_t kRB24VMABCCTd    =  0.03;          // Thickness
1592     z = 0;
1593     shRB24VMABCCT->DefineSection(0, z,  kRB24VMABCCTCRin,  kRB24VMABCCTCRin + kRB24VMABCCTd);
1594     z =  kRB24VMABCCTL -  kRB24VMABCCTSL;
1595     shRB24VMABCCT->DefineSection(1, z,  kRB24VMABCCTRin + 0.35,  kRB24VMABCCTRin + 0.35 + kRB24VMABCCTd);
1596     z = kRB24VMABCCTL  -  kRB24VMABCCTFlangeL;
1597     shRB24VMABCCT->DefineSection(2, z,  kRB24VMABCCTRin,  kRB24VMABCCTRin + kRB24VMABCCTd);
1598     z = kRB24VMABCCTL;
1599     shRB24VMABCCT->DefineSection(3, z,  kRB24VMABCCTRin,  kRB24VMABCCTRin + kRB24VMABCCTd);
1600
1601     TGeoVolume* voRB24VMABCCT = new TGeoVolume("RB24VMABCCT", shRB24VMABCCT, kMedCu);
1602
1603     TGeoVolumeAssembly* voRB24VMABRFCT = new TGeoVolumeAssembly("RB24VMABRFCT");
1604     voRB24VMABRFCT->AddNode(voRB24VMABCCT,        1, gGeoIdentity);
1605     voRB24VMABRFCT->AddNode( voRB24VMABCCTFlange, 1, new TGeoTranslation(0., 0.,  kRB24VMABCCTL - kRB24VMABCCTFlangeL));
1606
1607     z =  kRB24VMABCRBT1L/2. + kRB24B1BellowUndL + kRB24VMABBEConTubeL1 +  kRB24VMABBEConTubeL2 - kRB24VMABCCTL + 1.;
1608     voRB24VMABCRB->AddNode(voRB24VMABRFCT, 1, new TGeoTranslation(0., 0., z));
1609
1610
1611 //
1612 // Assembling RB24/1
1613 //
1614     TGeoVolumeAssembly* voRB24 = new TGeoVolumeAssembly("RB24");
1615     // Cu Tube with two simplified flanges
1616     voRB24->AddNode(voRB24CuTubeM, 1, gGeoIdentity);
1617     voRB24->AddNode(voRB24CuTubeA, 1, gGeoIdentity);
1618     z = - kRB24CuTubeL/2 + kRB24CuTubeFL/2.;
1619     voRB24->AddNode(voRB24CuTubeF, 1, new TGeoTranslation(0., 0., z));
1620     z = + kRB24CuTubeL/2 - kRB24CuTubeFL/2.;
1621     voRB24->AddNode(voRB24CuTubeF, 2, new TGeoTranslation(0., 0., z));
1622     // VMABC close to compensator magnet
1623     z = - kRB24CuTubeL/2. -  (kRB24VMABCL - kRB24VMABCRBT1L/2) + 1.;
1624
1625     voRB24->AddNode(voRB24VMABCRB, 2, new TGeoTranslation(0., 0., z));
1626     // Bellow
1627     z =  kRB24CuTubeL/2;
1628     voRB24->AddNode(voRB24B1BellowM, 1, new TGeoTranslation(0., 0., z));
1629     z +=  (kRB24B1L +  kRB24AIpML/2.);
1630     // Annular ion pump
1631     voRB24->AddNode(voRB24AIpM, 1, new TGeoTranslation(0., 0., z));
1632     z +=  (kRB24AIpML/2. +  kRB24ValveWz/2.);
1633     // Valve
1634     voRB24->AddNode(voRB24ValveMo, 1, new TGeoTranslation(0., 0., z));
1635     z += (kRB24ValveWz/2.+ kRB24VMABCRBT1L/2. + 1.);
1636     // VMABC close to forward detectors
1637     voRB24->AddNode(voRB24VMABCRB, 3, new TGeoTranslation(0., 0., z));
1638 //
1639 //   RB24/2
1640 //
1641 // Copper Tube RB24/2
1642     const Float_t  kRB242CuTubeL  = 330.0;
1643
1644     TGeoVolume* voRB242CuTubeM = new TGeoVolume("voRB242CuTubeM",
1645                                                 new TGeoTube(0., kRB24CuTubeRo, kRB242CuTubeL/2.), kMedVac);
1646     voRB24CuTubeM->SetVisibility(0);
1647     TGeoVolume* voRB242CuTube = new TGeoVolume("voRB242CuTube",
1648                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB242CuTubeL/2.), kMedCu);
1649     voRB242CuTubeM->AddNode(voRB242CuTube, 1, gGeoIdentity);
1650
1651
1652     TGeoVolumeAssembly* voRB242 = new TGeoVolumeAssembly("RB242");
1653     voRB242->AddNode(voRB242CuTube, 1, gGeoIdentity);
1654     z = - kRB242CuTubeL/2 + kRB24CuTubeFL/2.;
1655     voRB242->AddNode(voRB24CuTubeF, 3, new TGeoTranslation(0., 0., z));
1656     z = + kRB242CuTubeL/2 - kRB24CuTubeFL/2.;
1657     voRB242->AddNode(voRB24CuTubeF, 4, new TGeoTranslation(0., 0., z));
1658     z = - kRB24CuTubeL/2 - kRB24VMABCL - kRB242CuTubeL/2.;
1659     voRB24->AddNode(voRB242, 1, new TGeoTranslation(0., 0., z));
1660 //
1661 //   RB24/3
1662 //
1663 // Copper Tube RB24/3
1664     const Float_t  kRB243CuTubeL  = 303.35;
1665
1666     TGeoVolume* voRB243CuTubeM = new TGeoVolume("voRB243CuTubeM",
1667                                                 new TGeoTube(0., kRB24CuTubeRo, kRB243CuTubeL/2.), kMedVac);
1668     voRB24CuTubeM->SetVisibility(0);
1669     TGeoVolume* voRB243CuTube = new TGeoVolume("voRB243CuTube",
1670                                                new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB243CuTubeL/2.), kMedCu);
1671     voRB243CuTubeM->AddNode(voRB243CuTube, 1, gGeoIdentity);
1672
1673
1674     TGeoVolumeAssembly* voRB243  = new TGeoVolumeAssembly("RB243");
1675     TGeoVolumeAssembly* voRB243A = new TGeoVolumeAssembly("RB243A");
1676
1677     voRB243A->AddNode(voRB243CuTube, 1, gGeoIdentity);
1678     z = - kRB243CuTubeL/2 + kRB24CuTubeFL/2.;
1679     voRB243A->AddNode(voRB24CuTubeF, 5, new TGeoTranslation(0., 0., z));
1680     z = + kRB243CuTubeL/2 - kRB24CuTubeFL/2.;
1681     voRB243A->AddNode(voRB24CuTubeF,    6, new TGeoTranslation(0., 0., z));
1682     z = + kRB243CuTubeL/2;
1683     voRB243A->AddNode(voRB24B1BellowM,  2, new TGeoTranslation(0., 0., z));
1684
1685     z = - kRB243CuTubeL/2.  - kRB24B1L;
1686     voRB243->AddNode(voRB243A, 1, new TGeoTranslation(0., 0., z));
1687     z = - (1.5 * kRB243CuTubeL + 2. * kRB24B1L);
1688     voRB243->AddNode(voRB243A, 2, new TGeoTranslation(0., 0., z));
1689
1690     z = - 2. * (kRB243CuTubeL + kRB24B1L) - (kRB24VMABCL - kRB24VMABCRBT1L/2) + 1.;
1691     voRB243->AddNode(voRB24VMABCRB, 3, new TGeoTranslation(0., 0., z));
1692
1693     z = - kRB24CuTubeL/2 - kRB24VMABCL - kRB242CuTubeL;
1694     voRB24->AddNode(voRB243, 1, new TGeoTranslation(0., 0., z));
1695
1696
1697 //
1698 //
1699     top->AddNode(voRB24, 1, new TGeoCombiTrans(0., 0., kRB24CuTubeL/2 + 88.5 + 400., rot180));
1700
1701
1702 //
1703 ////////////////////////////////////////////////////////////////////////////////
1704 //                                                                            //
1705 //                                  The Absorber Vacuum system                //
1706 //                                                                            //
1707 ////////////////////////////////////////////////////////////////////////////////
1708 //
1709 //    Rotable Flange starts at:            82.00 cm from IP
1710 //    Length of rotable flange section:    10.68 cm
1711 //    Weld                                  0.08 cm
1712 //    Length of straight section          207.21 cm
1713 //    =======================================================================
1714 //                                        299.97 cm  [0.03 cm missing ?]
1715 //    Length of opening cone              252.09 cm
1716 //    Weld                                  0.15 cm
1717 //    Length of compensator                30.54 cm
1718 //    Weld                                  0.15 cm
1719 //    Length of fixed flange  2.13 - 0.97   1.16 cm
1720 //    =======================================================================
1721 //                                        584.06 cm [584.80 installed] [0.74 cm missing]
1722 //    RB26/3
1723 //    Length of split flange  2.13 - 1.2    0.93 cm
1724 //    Weld                                  0.15 cm
1725 //    Length of fixed point section        16.07 cm
1726 //    Weld                                  0.15 cm
1727 //    Length of opening cone              629.20 cm
1728 //    Weld                                  0.30 cm
1729 //    Kength of the compensator            41.70 cm
1730 //    Weld                                  0.30 cm
1731 //    Length of fixed flange  2.99 - 1.72   1.27 cm
1732 // =================================================
1733 //    Length of RB26/3                    690.07 cm [689.20 installed] [0.87 cm too much]
1734 //
1735 //    RB26/4-5
1736 //    Length of split flange  2.13 - 1.2    0.93 cm
1737 //    Weld                                  0.15 cm
1738 //    Length of fixed point section        16.07 cm
1739 //    Weld                                  0.15 cm
1740 //    Length of opening cone              629.20 cm
1741 //    Weld                                  0.30 cm
1742 //    Length of closing cone
1743 //    Weld
1744 //    Lenth of straight section
1745 //    Kength of the compensator            41.70 cm
1746 //    Weld                                  0.30 cm
1747 //    Length of fixed flange  2.99 - 1.72   1.27 cm
1748 // =================================================
1749 //    Length of RB26/3                    690.07 cm [689.20 installed] [0.87 cm too much]
1750
1751 ///////////////////////////////////////////
1752 //                                       //
1753 //    RB26/1-2                           //
1754 //    Drawing LHCV2a_0050 [as installed] //
1755 //    Drawing LHCV2a_0008                //
1756 //    Drawing LHCV2a_0001                //
1757 ///////////////////////////////////////////
1758 //    Pos1 Vacuum Tubes   LHCVC2A__0010
1759 //    Pos2 Compensator    LHCVC2A__0064
1760 //    Pos3 Rotable Flange LHCVFX___0016
1761 //    Pos4 Fixed Flange   LHCVFX___0006
1762 //    Pos5 Bellow Tooling LHCVFX___0003
1763 //
1764 //
1765 //
1766 ///////////////////////////////////
1767 //    RB26/1-2 Vacuum Tubes      //
1768 //    Drawing  LHCVC2a_0010      //
1769 ///////////////////////////////////
1770       const Float_t kRB26s12TubeL = 459.45; // 0.15 cm added for welding
1771       //
1772       // Add 1 cm on outer diameter for insulation
1773       //
1774       TGeoPcon* shRB26s12Tube = new TGeoPcon(0., 360., 5);
1775       // Section 1: straight section
1776       shRB26s12Tube->DefineSection(0,   0.00,         5.84/2.,  6.00/2.);
1777       shRB26s12Tube->DefineSection(1, 207.21,         5.84/2.,  6.00/2.);
1778       // Section 2: 0.72 deg opening cone
1779       shRB26s12Tube->DefineSection(2, 207.21,         5.84/2.,  6.14/2.);
1780       shRB26s12Tube->DefineSection(3, 452.30,        12.00/2., 12.30/2.);
1781       shRB26s12Tube->DefineSection(4, kRB26s12TubeL, 12.00/2., 12.30/2.);
1782       TGeoVolume* voRB26s12Tube  = new TGeoVolume("RB26s12Tube", shRB26s12Tube, kMedSteel);
1783       // Add the insulation layer
1784       TGeoVolume* voRB26s12TubeIns = new TGeoVolume("RB26s12TubeIns", MakeInsulationFromTemplate(shRB26s12Tube), kMedInsu);
1785       voRB26s12Tube->AddNode(voRB26s12TubeIns, 1, gGeoIdentity);
1786
1787
1788       TGeoVolume* voRB26s12TubeM  = new TGeoVolume("RB26s12TubeM", MakeMotherFromTemplate(shRB26s12Tube), kMedVac);
1789       voRB26s12TubeM->AddNode(voRB26s12Tube, 1, gGeoIdentity);
1790
1791
1792
1793 ///////////////////////////////////
1794 //    RB26/2   Axial Compensator //
1795 //    Drawing  LHCVC2a_0064      //
1796 ///////////////////////////////////
1797       const Float_t kRB26s2CompL             = 30.65;    // Length of the compensator
1798       const Float_t kRB26s2BellowRo          = 14.38/2.; // Bellow outer radius        [Pos 1]
1799       const Float_t kRB26s2BellowRi          = 12.12/2.; // Bellow inner radius        [Pos 1]
1800       const Int_t   kRB26s2NumberOfPlies     = 14;       // Number of plies            [Pos 1]
1801       const Float_t kRB26s2BellowUndL        = 10.00;    // Length of undulated region [Pos 1]  [+10 mm installed including pretension ?]
1802       const Float_t kRB26s2PlieThickness     =  0.025;   // Plie thickness             [Pos 1]
1803       const Float_t kRB26s2ConnectionPlieR   =  0.21;    // Connection plie radius     [Pos 1]
1804 //  Plie radius
1805       const Float_t kRB26s2PlieR =
1806         (kRB26s2BellowUndL - 4. *  kRB26s2ConnectionPlieR + 2. * kRB26s2PlieThickness +
1807          (2. *  kRB26s2NumberOfPlies - 2.) * kRB26s2PlieThickness) / (4. * kRB26s2NumberOfPlies - 2.);
1808       const Float_t kRB26s2CompTubeInnerR    = 12.00/2.;  // Connection tubes inner radius     [Pos 2 + 3]
1809       const Float_t kRB26s2CompTubeOuterR    = 12.30/2.;  // Connection tubes outer radius     [Pos 2 + 3]
1810       const Float_t kRB26s2WeldingTubeLeftL  =  9.00/2.;  // Left connection tube half length  [Pos 2]
1811       const Float_t kRB26s2WeldingTubeRightL = 11.65/2.;  // Right connection tube half length [Pos 3]  [+ 0.15 cm for welding]
1812       const Float_t kRB26s2RingOuterR        = 18.10/2.;  // Ring inner radius                 [Pos 4]
1813       const Float_t kRB26s2RingL             =  0.40/2.;  // Ring half length                  [Pos 4]
1814       const Float_t kRB26s2RingZ             =  6.50   ;  // Ring z-position                   [Pos 4]
1815       const Float_t kRB26s2ProtOuterR        = 18.20/2.;  // Protection tube outer radius      [Pos 5]
1816       const Float_t kRB26s2ProtL             = 15.00/2.;  // Protection tube half length       [Pos 5]
1817       const Float_t kRB26s2ProtZ             =  6.70   ;  // Protection tube z-position        [Pos 5]
1818
1819
1820 // Mother volume
1821 //
1822       TGeoPcon* shRB26s2Compensator  = new TGeoPcon(0., 360., 6);
1823       shRB26s2Compensator->DefineSection( 0,   0.0, 0., kRB26s2CompTubeOuterR);
1824       shRB26s2Compensator->DefineSection( 1,   kRB26s2RingZ, 0., kRB26s2CompTubeOuterR);
1825       shRB26s2Compensator->DefineSection( 2,   kRB26s2RingZ, 0., kRB26s2ProtOuterR);
1826       shRB26s2Compensator->DefineSection( 3,   kRB26s2ProtZ + 2. * kRB26s2ProtL, 0., kRB26s2ProtOuterR);
1827       shRB26s2Compensator->DefineSection( 4,   kRB26s2ProtZ + 2. * kRB26s2ProtL, 0., kRB26s2CompTubeOuterR);
1828       shRB26s2Compensator->DefineSection( 5,   kRB26s2CompL                    , 0., kRB26s2CompTubeOuterR);
1829       TGeoVolume* voRB26s2Compensator  = new TGeoVolume("RB26s2Compensator", shRB26s2Compensator, kMedVac);
1830
1831 //
1832 // [Pos 1] Bellow
1833 //
1834 //
1835       TGeoVolume* voRB26s2Bellow = new TGeoVolume("RB26s2Bellow", new TGeoTube(kRB26s2BellowRi, kRB26s2BellowRo, kRB26s2BellowUndL/2.), kMedVac);
1836 //
1837 //  Upper part of the undulation
1838 //
1839       TGeoTorus* shRB26s2PlieTorusU  =  new TGeoTorus(kRB26s2BellowRo - kRB26s2PlieR, kRB26s2PlieR - kRB26s2PlieThickness, kRB26s2PlieR);
1840       shRB26s2PlieTorusU->SetName("RB26s2TorusU");
1841       TGeoTube*  shRB26s2PlieTubeU   =  new TGeoTube (kRB26s2BellowRo - kRB26s2PlieR, kRB26s2BellowRo, kRB26s2PlieR);
1842       shRB26s2PlieTubeU->SetName("RB26s2TubeU");
1843       TGeoCompositeShape*  shRB26s2UpperPlie = new TGeoCompositeShape("RB26s2UpperPlie", "RB26s2TorusU*RB26s2TubeU");
1844
1845       TGeoVolume* voRB26s2WiggleU = new TGeoVolume("RB26s2UpperPlie", shRB26s2UpperPlie, kMedSteel);
1846 //
1847 // Lower part of the undulation
1848       TGeoTorus* shRB26s2PlieTorusL =  new TGeoTorus(kRB26s2BellowRi + kRB26s2PlieR, kRB26s2PlieR - kRB26s2PlieThickness, kRB26s2PlieR);
1849       shRB26s2PlieTorusL->SetName("RB26s2TorusL");
1850       TGeoTube*  shRB26s2PlieTubeL   =  new TGeoTube (kRB26s2BellowRi, kRB26s2BellowRi + kRB26s2PlieR, kRB26s2PlieR);
1851       shRB26s2PlieTubeL->SetName("RB26s2TubeL");
1852       TGeoCompositeShape*  shRB26s2LowerPlie = new TGeoCompositeShape("RB26s2LowerPlie", "RB26s2TorusL*RB26s2TubeL");
1853
1854       TGeoVolume* voRB26s2WiggleL = new TGeoVolume("RB26s2LowerPlie", shRB26s2LowerPlie, kMedSteel);
1855
1856 //
1857 // Connection between upper and lower part of undulation
1858       TGeoVolume* voRB26s2WiggleC1 = new TGeoVolume("RB26s2PlieConn1",
1859                                                     new TGeoTube(kRB26s2BellowRi + kRB26s2PlieR,
1860                                                                  kRB26s2BellowRo - kRB26s2PlieR, kRB26s2PlieThickness / 2.), kMedSteel);
1861 //
1862 // One wiggle
1863       TGeoVolumeAssembly* voRB26s2Wiggle = new TGeoVolumeAssembly("RB26s2Wiggle");
1864       z0 =  -  kRB26s2PlieThickness / 2.;
1865       voRB26s2Wiggle->AddNode(voRB26s2WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
1866       z0 += kRB26s2PlieR -  kRB26s2PlieThickness / 2.;
1867       voRB26s2Wiggle->AddNode(voRB26s2WiggleU,   1 , new TGeoTranslation(0., 0., z0));
1868       z0 += kRB26s2PlieR -  kRB26s2PlieThickness / 2.;
1869       voRB26s2Wiggle->AddNode(voRB26s2WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
1870       z0 += kRB26s2PlieR -  kRB26s2PlieThickness;
1871       voRB26s2Wiggle->AddNode(voRB26s2WiggleL ,  1 , new TGeoTranslation(0., 0., z0));
1872 // Positioning of the volumes
1873       z0   = - kRB26s2BellowUndL/2.+ kRB26s2ConnectionPlieR;
1874       voRB26s2Bellow->AddNode(voRB26s2WiggleL, 1, new TGeoTranslation(0., 0., z0));
1875       z0  +=  kRB26s2ConnectionPlieR;
1876       zsh  = 4. *  kRB26s2PlieR -  2. * kRB26s2PlieThickness;
1877       for (Int_t iw = 0; iw < kRB26s2NumberOfPlies; iw++) {
1878           Float_t zpos =  z0 + iw * zsh;
1879           voRB26s2Bellow->AddNode(voRB26s2Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s2PlieThickness));
1880       }
1881
1882       voRB26s2Compensator->AddNode(voRB26s2Bellow, 1,  new TGeoTranslation(0., 0., 2. * kRB26s2WeldingTubeLeftL + kRB26s2BellowUndL/2.));
1883
1884 //
1885 // [Pos 2] Left Welding Tube
1886 //
1887       TGeoTube* shRB26s2CompLeftTube = new TGeoTube(kRB26s2CompTubeInnerR, kRB26s2CompTubeOuterR, kRB26s2WeldingTubeLeftL);
1888       TGeoVolume* voRB26s2CompLeftTube = new TGeoVolume("RB26s2CompLeftTube", shRB26s2CompLeftTube, kMedSteel);
1889       voRB26s2Compensator->AddNode(voRB26s2CompLeftTube, 1,  new TGeoTranslation(0., 0., kRB26s2WeldingTubeLeftL));
1890 //
1891 // [Pos 3] Right Welding Tube
1892 //
1893       TGeoTube* shRB26s2CompRightTube = new TGeoTube(kRB26s2CompTubeInnerR, kRB26s2CompTubeOuterR, kRB26s2WeldingTubeRightL);
1894       TGeoVolume* voRB26s2CompRightTube = new TGeoVolume("RB26s2CompRightTube", shRB26s2CompRightTube, kMedSteel);
1895       voRB26s2Compensator->AddNode(voRB26s2CompRightTube,  1, new TGeoTranslation(0., 0.,  kRB26s2CompL - kRB26s2WeldingTubeRightL));
1896 //
1897 // [Pos 4] Ring
1898 //
1899       TGeoTube* shRB26s2CompRing = new TGeoTube(kRB26s2CompTubeOuterR, kRB26s2RingOuterR, kRB26s2RingL);
1900       TGeoVolume* voRB26s2CompRing = new TGeoVolume("RB26s2CompRing", shRB26s2CompRing, kMedSteel);
1901       voRB26s2Compensator->AddNode(voRB26s2CompRing,  1, new TGeoTranslation(0., 0., kRB26s2RingZ + kRB26s2RingL));
1902
1903 //
1904 // [Pos 5] Outer Protecting Tube
1905 //
1906       TGeoTube* shRB26s2CompProtTube = new TGeoTube(kRB26s2RingOuterR, kRB26s2ProtOuterR, kRB26s2ProtL);
1907       TGeoVolume* voRB26s2CompProtTube = new TGeoVolume("RB26s2CompProtTube", shRB26s2CompProtTube, kMedSteel);
1908       voRB26s2Compensator->AddNode(voRB26s2CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s2ProtZ + kRB26s2ProtL));
1909
1910 ///////////////////////////////////
1911 //    Rotable Flange             //
1912 //    Drawing  LHCVFX_0016       //
1913 ///////////////////////////////////
1914       const Float_t kRB26s1RFlangeTubeRi    = 5.84/2. ;  // Tube inner radius
1915       const Float_t kRB26s1RFlangeTubeRo    = 6.00/2. ;  // Tube outer radius
1916
1917 // Pos 1 Clamp Ring          LHCVFX__0015
1918       const Float_t kRB26s1RFlangeCrL       = 1.40     ; // Lenth of the clamp ring
1919       const Float_t kRB26s1RFlangeCrRi1     = 6.72/2.  ; // Ring inner radius section 1
1920       const Float_t kRB26s1RFlangeCrRi2     = 6.06/2.  ; // Ring inner radius section 2
1921       const Float_t kRB26s1RFlangeCrRo      = 8.60/2.  ; // Ring outer radius
1922       const Float_t kRB26s1RFlangeCrD       = 0.800    ; // Width section 1
1923
1924       TGeoPcon* shRB26s1RFlangeCr = new TGeoPcon(0., 360., 4);
1925       z0 = 0.;
1926       shRB26s1RFlangeCr->DefineSection(0, z0, kRB26s1RFlangeCrRi1, kRB26s1RFlangeCrRo);
1927       z0 += kRB26s1RFlangeCrD;
1928       shRB26s1RFlangeCr->DefineSection(1, z0, kRB26s1RFlangeCrRi1, kRB26s1RFlangeCrRo);
1929       shRB26s1RFlangeCr->DefineSection(2, z0, kRB26s1RFlangeCrRi2, kRB26s1RFlangeCrRo);
1930       z0 = kRB26s1RFlangeCrL;
1931       shRB26s1RFlangeCr->DefineSection(3, z0, kRB26s1RFlangeCrRi2, kRB26s1RFlangeCrRo);
1932       TGeoVolume* voRB26s1RFlangeCr =
1933           new TGeoVolume("RB26s1RFlangeCr", shRB26s1RFlangeCr, kMedSteel);
1934
1935 // Pos 2 Insert              LHCVFX__0015
1936       const Float_t kRB26s1RFlangeIsL       = 4.88     ; // Lenth of the insert
1937       const Float_t kRB26s1RFlangeIsR       = 6.70/2.  ; // Ring radius
1938       const Float_t kRB26s1RFlangeIsD       = 0.80     ; // Ring Width
1939
1940       TGeoPcon* shRB26s1RFlangeIs = new TGeoPcon(0., 360., 4);
1941       z0 = 0.;
1942       shRB26s1RFlangeIs->DefineSection(0, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeIsR);
1943       z0 += kRB26s1RFlangeIsD;
1944       shRB26s1RFlangeIs->DefineSection(1, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeIsR);
1945       shRB26s1RFlangeIs->DefineSection(2, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1946       z0 = kRB26s1RFlangeIsL;
1947       shRB26s1RFlangeIs->DefineSection(3, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1948       TGeoVolume* voRB26s1RFlangeIs =
1949           new TGeoVolume("RB26s1RFlangeIs", shRB26s1RFlangeIs, kMedSteel);
1950 // 4.88 + 3.7 = 8.58 (8.7 to avoid overlap)
1951 // Pos 3 Fixed Point Section LHCVC2A_0021
1952       const Float_t kRB26s1RFlangeFpL       = 5.88     ; // Length of the fixed point section (0.08 cm added for welding)
1953       const Float_t kRB26s1RFlangeFpZ       = 3.82     ; // Position of the ring
1954       const Float_t kRB26s1RFlangeFpD       = 0.59     ; // Width of the ring
1955       const Float_t kRB26s1RFlangeFpR       = 7.00/2.  ; // Radius of the ring
1956
1957       TGeoPcon* shRB26s1RFlangeFp = new TGeoPcon(0., 360., 6);
1958       z0 = 0.;
1959       shRB26s1RFlangeFp->DefineSection(0, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1960       z0 += kRB26s1RFlangeFpZ;
1961       shRB26s1RFlangeFp->DefineSection(1, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1962       shRB26s1RFlangeFp->DefineSection(2, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeFpR);
1963       z0 += kRB26s1RFlangeFpD;
1964       shRB26s1RFlangeFp->DefineSection(3, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeFpR);
1965       shRB26s1RFlangeFp->DefineSection(4, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1966       z0 = kRB26s1RFlangeFpL;
1967       shRB26s1RFlangeFp->DefineSection(5, z0, kRB26s1RFlangeTubeRi, kRB26s1RFlangeTubeRo);
1968       TGeoVolume* voRB26s1RFlangeFp = new TGeoVolume("RB26s1RFlangeFp", shRB26s1RFlangeFp, kMedSteel);
1969
1970 // Put everything in a mother volume
1971       TGeoPcon* shRB26s1RFlange = new TGeoPcon(0., 360., 8);
1972       z0 =  0.;
1973       shRB26s1RFlange->DefineSection(0, z0, 0., kRB26s1RFlangeCrRo);
1974       z0 += kRB26s1RFlangeCrL;
1975       shRB26s1RFlange->DefineSection(1, z0, 0., kRB26s1RFlangeCrRo);
1976       shRB26s1RFlange->DefineSection(2, z0, 0., kRB26s1RFlangeTubeRo);
1977       z0 = kRB26s1RFlangeIsL + kRB26s1RFlangeFpZ;
1978       shRB26s1RFlange->DefineSection(3, z0, 0., kRB26s1RFlangeTubeRo);
1979       shRB26s1RFlange->DefineSection(4, z0, 0., kRB26s1RFlangeFpR);
1980       z0 += kRB26s1RFlangeFpD;
1981       shRB26s1RFlange->DefineSection(5, z0, 0., kRB26s1RFlangeFpR);
1982       shRB26s1RFlange->DefineSection(6, z0, 0., kRB26s1RFlangeTubeRo);
1983       z0 = kRB26s1RFlangeIsL + kRB26s1RFlangeFpL;
1984       shRB26s1RFlange->DefineSection(7, z0, 0., kRB26s1RFlangeTubeRo);
1985       TGeoVolume* voRB26s1RFlange = new TGeoVolume("RB26s1RFlange", shRB26s1RFlange, kMedVac);
1986
1987       voRB26s1RFlange->AddNode(voRB26s1RFlangeIs, 1, gGeoIdentity);
1988       voRB26s1RFlange->AddNode(voRB26s1RFlangeCr, 1, gGeoIdentity);
1989       voRB26s1RFlange->AddNode(voRB26s1RFlangeFp, 1, new TGeoTranslation(0., 0., kRB26s1RFlangeIsL));
1990
1991 ///////////////////////////////////
1992 //    Fixed Flange               //
1993 //    Drawing  LHCVFX_0006       //
1994 ///////////////////////////////////
1995       const Float_t kRB26s2FFlangeL      =  2.13;    // Length of the flange
1996       const Float_t kRB26s2FFlangeD1     =  0.97;    // Length of section 1
1997       const Float_t kRB26s2FFlangeD2     =  0.29;    // Length of section 2
1998       const Float_t kRB26s2FFlangeD3     =  0.87;    // Length of section 3
1999       const Float_t kRB26s2FFlangeRo     = 17.15/2.; // Flange outer radius
2000       const Float_t kRB26s2FFlangeRi1    = 12.30/2.; // Flange inner radius section 1
2001       const Float_t kRB26s2FFlangeRi2    = 12.00/2.; // Flange inner radius section 2
2002       const Float_t kRB26s2FFlangeRi3    = 12.30/2.; // Flange inner radius section 3
2003       z0 = 0;
2004       TGeoPcon* shRB26s2FFlange = new TGeoPcon(0., 360., 6);
2005       z0 = 0.;
2006       shRB26s2FFlange->DefineSection(0, z0, kRB26s2FFlangeRi1, kRB26s2FFlangeRo);
2007       z0 += kRB26s2FFlangeD1;
2008       shRB26s2FFlange->DefineSection(1, z0, kRB26s2FFlangeRi1, kRB26s2FFlangeRo);
2009       shRB26s2FFlange->DefineSection(2, z0, kRB26s2FFlangeRi2, kRB26s2FFlangeRo);
2010       z0 += kRB26s2FFlangeD2;
2011       shRB26s2FFlange->DefineSection(3, z0, kRB26s2FFlangeRi2, kRB26s2FFlangeRo);
2012       shRB26s2FFlange->DefineSection(4, z0, kRB26s2FFlangeRi3, kRB26s2FFlangeRo);
2013       z0 += kRB26s2FFlangeD3;
2014       shRB26s2FFlange->DefineSection(5, z0, kRB26s2FFlangeRi3, kRB26s2FFlangeRo);
2015       TGeoVolume* voRB26s2FFlange = new TGeoVolume("RB26s2FFlange", shRB26s2FFlange, kMedSteel);
2016
2017       TGeoVolume* voRB26s2FFlangeM = new TGeoVolume("RB26s2FFlangeM", MakeMotherFromTemplate(shRB26s2FFlange, 2, 5), kMedVac);
2018       voRB26s2FFlangeM->AddNode(voRB26s2FFlange, 1, gGeoIdentity);
2019
2020
2021
2022 ////////////////////////////////////////
2023 //                                    //
2024 //    RB26/3                          //
2025 //    Drawing LHCV2a_0048             //
2026 //    Drawing LHCV2a_0002             //
2027 ////////////////////////////////////////
2028 //
2029 //    Pos 1 Vacuum Tubes      LHCVC2A__0003
2030 //    Pos 2 Fixed Point       LHCVFX___0005
2031 //    Pos 3 Split Flange      LHCVFX___0007
2032 //    Pos 4 Fixed Flange      LHCVFX___0004
2033 //    Pos 5 Axial Compensator LHCVC2A__0065
2034 //
2035 //
2036 //
2037 //
2038 ///////////////////////////////////
2039 //    Vacuum Tube                //
2040 //    Drawing  LHCVC2A_0003      //
2041 ///////////////////////////////////
2042       const Float_t kRB26s3TubeL  = 629.35 + 0.3; // 0.3 cm added for welding
2043       const Float_t kRB26s3TubeR1 =  12./2.;
2044       const Float_t kRB26s3TubeR2 =  kRB26s3TubeR1 + 215.8 * TMath::Tan(0.829 / 180. * TMath::Pi());
2045
2046
2047       TGeoPcon* shRB26s3Tube = new TGeoPcon(0., 360., 7);
2048       // Section 1: straight section
2049       shRB26s3Tube->DefineSection(0,   0.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.15);
2050       shRB26s3Tube->DefineSection(1,   2.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.15);
2051       // Section 2: 0.829 deg opening cone
2052       shRB26s3Tube->DefineSection(2,   2.00, kRB26s3TubeR1, kRB26s3TubeR1 + 0.20);
2053
2054       shRB26s3Tube->DefineSection(3, 217.80, kRB26s3TubeR2, kRB26s3TubeR2 + 0.20);
2055       shRB26s3Tube->DefineSection(4, 217.80, kRB26s3TubeR2, kRB26s3TubeR2 + 0.30);
2056
2057       shRB26s3Tube->DefineSection(5, 622.20,       30.00/2., 30.60/2.);
2058       shRB26s3Tube->DefineSection(6, kRB26s3TubeL, 30.00/2., 30.60/2.);
2059
2060       TGeoVolume* voRB26s3Tube = new TGeoVolume("RB26s3Tube", shRB26s3Tube, kMedSteel);
2061 //    Add the insulation layer
2062       TGeoVolume* voRB26s3TubeIns = new TGeoVolume("RB26s3TubeIns", MakeInsulationFromTemplate(shRB26s3Tube), kMedInsu);
2063       voRB26s3Tube->AddNode(voRB26s3TubeIns, 1, gGeoIdentity);
2064
2065       TGeoVolume* voRB26s3TubeM  = new TGeoVolume("RB26s3TubeM", MakeMotherFromTemplate(shRB26s3Tube), kMedVac);
2066       voRB26s3TubeM->AddNode(voRB26s3Tube, 1, gGeoIdentity);
2067
2068
2069
2070 ///////////////////////////////////
2071 //    Fixed Point                //
2072 //    Drawing  LHCVFX_0005       //
2073 ///////////////////////////////////
2074       const Float_t kRB26s3FixedPointL       = 16.37     ; // Length of the fixed point section (0.3 cm added for welding)
2075       const Float_t kRB26s3FixedPointZ       =  9.72     ; // Position of the ring (0.15 cm added for welding)
2076       const Float_t kRB26s3FixedPointD       =  0.595    ; // Width of the ring
2077       const Float_t kRB26s3FixedPointR       = 13.30/2.  ; // Radius of the ring
2078       const Float_t kRB26s3FixedPointRi      = 12.00/2.  ; // Inner radius of the tube
2079       const Float_t kRB26s3FixedPointRo1     = 12.30/2.  ; // Outer radius of the tube (in)
2080       const Float_t kRB26s3FixedPointRo2     = 12.40/2.  ; // Outer radius of the tube (out)
2081       const Float_t kRB26s3FixedPointDs      =  1.5      ; // Width of straight section behind ring
2082       const Float_t kRB26s3FixedPointDc      =  3.15     ; // Width of conical  section behind ring (0.15 cm added for welding)
2083
2084       TGeoPcon* shRB26s3FixedPoint = new TGeoPcon(0., 360., 8);
2085       z0 = 0.;
2086       shRB26s3FixedPoint->DefineSection(0, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2087       z0 += kRB26s3FixedPointZ;
2088       shRB26s3FixedPoint->DefineSection(1, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2089       shRB26s3FixedPoint->DefineSection(2, z0, kRB26s3FixedPointRi, kRB26s3FixedPointR);
2090       z0 += kRB26s3FixedPointD;
2091       shRB26s3FixedPoint->DefineSection(3, z0, kRB26s3FixedPointRi, kRB26s3FixedPointR);
2092       shRB26s3FixedPoint->DefineSection(4, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2093       z0 += kRB26s3FixedPointDs;
2094       shRB26s3FixedPoint->DefineSection(5, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo1);
2095       z0 += kRB26s3FixedPointDc;
2096       shRB26s3FixedPoint->DefineSection(6, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo2);
2097       z0 = kRB26s3FixedPointL;
2098       shRB26s3FixedPoint->DefineSection(7, z0, kRB26s3FixedPointRi, kRB26s3FixedPointRo2);
2099       TGeoVolume* voRB26s3FixedPoint = new TGeoVolume("RB26s3FixedPoint", shRB26s3FixedPoint, kMedSteel);
2100
2101       TGeoVolume* voRB26s3FixedPointM = new TGeoVolume("RB26s3FixedPointM", MakeMotherFromTemplate(shRB26s3FixedPoint), kMedVac);
2102       voRB26s3FixedPointM->AddNode(voRB26s3FixedPoint, 1, gGeoIdentity);
2103
2104 ///////////////////////////////////
2105 //    Split Flange               //
2106 //    Drawing  LHCVFX_0005       //
2107 ///////////////////////////////////
2108       const Float_t kRB26s3SFlangeL      =  2.13;        // Length of the flange
2109       const Float_t kRB26s3SFlangeD1     =  0.57;        // Length of section 1
2110       const Float_t kRB26s3SFlangeD2     =  0.36;        // Length of section 2
2111       const Float_t kRB26s3SFlangeD3     =  0.50 + 0.70; // Length of section 3
2112       const Float_t kRB26s3SFlangeRo     = 17.15/2.;     // Flange outer radius
2113       const Float_t kRB26s3SFlangeRi1    = 12.30/2.;     // Flange inner radius section 1
2114       const Float_t kRB26s3SFlangeRi2    = 12.00/2.;     // Flange inner radius section 2
2115       const Float_t kRB26s3SFlangeRi3    = 12.30/2.;     // Flange inner radius section 3
2116       z0 = 0;
2117       TGeoPcon* shRB26s3SFlange = new TGeoPcon(0., 360., 6);
2118       z0 = 0.;
2119       shRB26s3SFlange->DefineSection(0, z0, kRB26s3SFlangeRi1, kRB26s3SFlangeRo);
2120       z0 += kRB26s3SFlangeD1;
2121       shRB26s3SFlange->DefineSection(1, z0, kRB26s3SFlangeRi1, kRB26s3SFlangeRo);
2122       shRB26s3SFlange->DefineSection(2, z0, kRB26s3SFlangeRi2, kRB26s3SFlangeRo);
2123       z0 += kRB26s3SFlangeD2;
2124       shRB26s3SFlange->DefineSection(3, z0, kRB26s3SFlangeRi2, kRB26s3SFlangeRo);
2125       shRB26s3SFlange->DefineSection(4, z0, kRB26s3SFlangeRi3, kRB26s3SFlangeRo);
2126       z0 += kRB26s3SFlangeD3;
2127       shRB26s3SFlange->DefineSection(5, z0, kRB26s3SFlangeRi3, kRB26s3SFlangeRo);
2128       TGeoVolume* voRB26s3SFlange = new TGeoVolume("RB26s3SFlange", shRB26s3SFlange, kMedSteel);
2129
2130       TGeoVolume* voRB26s3SFlangeM = new TGeoVolume("RB26s3SFlange", MakeMotherFromTemplate(shRB26s3SFlange, 0, 3), kMedVac);
2131       voRB26s3SFlangeM->AddNode(voRB26s3SFlange, 1, gGeoIdentity);
2132
2133 ///////////////////////////////////
2134 //    RB26/3   Fixed Flange      //
2135 //    Drawing  LHCVFX___0004     //
2136 ///////////////////////////////////
2137       const Float_t kRB26s3FFlangeL      =  2.99;    // Length of the flange
2138       const Float_t kRB26s3FFlangeD1     =  1.72;    // Length of section 1
2139       const Float_t kRB26s3FFlangeD2     =  0.30;    // Length of section 2
2140       const Float_t kRB26s3FFlangeD3     =  0.97;    // Length of section 3
2141       const Float_t kRB26s3FFlangeRo     = 36.20/2.; // Flange outer radius
2142       const Float_t kRB26s3FFlangeRi1    = 30.60/2.; // Flange inner radius section 1
2143       const Float_t kRB26s3FFlangeRi2    = 30.00/2.; // Flange inner radius section 2
2144       const Float_t kRB26s3FFlangeRi3    = 30.60/2.; // Flange inner radius section 3
2145       z0 = 0;
2146       TGeoPcon* shRB26s3FFlange = new TGeoPcon(0., 360., 6);
2147       z0 = 0.;
2148       shRB26s3FFlange->DefineSection(0, z0, kRB26s3FFlangeRi1, kRB26s3FFlangeRo);
2149       z0 += kRB26s3FFlangeD1;
2150       shRB26s3FFlange->DefineSection(1, z0, kRB26s3FFlangeRi1, kRB26s3FFlangeRo);
2151       shRB26s3FFlange->DefineSection(2, z0, kRB26s3FFlangeRi2, kRB26s3FFlangeRo);
2152       z0 += kRB26s3FFlangeD2;
2153       shRB26s3FFlange->DefineSection(3, z0, kRB26s3FFlangeRi2, kRB26s3FFlangeRo);
2154       shRB26s3FFlange->DefineSection(4, z0, kRB26s3FFlangeRi3, kRB26s3FFlangeRo);
2155       z0 += kRB26s3FFlangeD3;
2156       shRB26s3FFlange->DefineSection(5, z0, kRB26s3FFlangeRi3, kRB26s3FFlangeRo);
2157       TGeoVolume* voRB26s3FFlange = new TGeoVolume("RB26s3FFlange", shRB26s3FFlange, kMedSteel);
2158
2159       TGeoVolume* voRB26s3FFlangeM = new TGeoVolume("RB26s3FFlange", MakeMotherFromTemplate(shRB26s3FFlange, 2, 5), kMedVac);
2160       voRB26s3FFlangeM->AddNode(voRB26s3FFlange, 1, gGeoIdentity);
2161
2162
2163
2164 ///////////////////////////////////
2165 //    RB26/3   Axial Compensator //
2166 //    Drawing  LHCVC2a_0065      //
2167 ///////////////////////////////////
2168       const Float_t kRB26s3CompL              = 42.0;     // Length of the compensator (0.3 cm added for welding)
2169       const Float_t kRB26s3BellowRo           = 34.00/2.; // Bellow outer radius        [Pos 1]
2170       const Float_t kRB26s3BellowRi           = 30.10/2.; // Bellow inner radius        [Pos 1]
2171       const Int_t   kRB26s3NumberOfPlies      = 13;       // Number of plies            [Pos 1]
2172       const Float_t kRB26s3BellowUndL         = 17.70;    // Length of undulated region [Pos 1]
2173       const Float_t kRB26s3PlieThickness      =  0.06;    // Plie thickness             [Pos 1]
2174       const Float_t kRB26s3ConnectionPlieR    =  0.21;    // Connection plie radius     [Pos 1]
2175 //  Plie radius
2176       const Float_t kRB26s3PlieR =
2177         (kRB26s3BellowUndL - 4. *  kRB26s3ConnectionPlieR + 2. * kRB26s3PlieThickness +
2178          (2. *  kRB26s3NumberOfPlies - 2.) * kRB26s3PlieThickness) / (4. * kRB26s3NumberOfPlies - 2.);
2179
2180       //
2181       // The welding tubes have 3 sections with different radii and 2 transition regions.
2182       // Section 1: connection to the outside
2183       // Section 2: commection to the bellow
2184       // Section 3: between 1 and 2
2185       const Float_t kRB26s3CompTubeInnerR1    = 30.0/2.;  // Outer Connection tubes inner radius     [Pos 4 + 3]
2186       const Float_t kRB26s3CompTubeOuterR1    = 30.6/2.;  // Outer Connection tubes outer radius     [Pos 4 + 3]
2187       const Float_t kRB26s3CompTubeInnerR2    = 29.4/2.;  // Connection tubes inner radius           [Pos 4 + 3]
2188       const Float_t kRB26s3CompTubeOuterR2    = 30.0/2.;  // Connection tubes outer radius           [Pos 4 + 3]
2189       const Float_t kRB26s3CompTubeInnerR3    = 30.6/2.;  // Connection tubes inner radius at bellow [Pos 4 + 3]
2190       const Float_t kRB26s3CompTubeOuterR3    = 32.2/2.;  // Connection tubes outer radius at bellow [Pos 4 + 3]
2191
2192       const Float_t kRB26s3WeldingTubeLeftL1  =  2.0;     // Left connection tube length             [Pos 4]
2193       const Float_t kRB26s3WeldingTubeLeftL2  =  3.4;     // Left connection tube length             [Pos 4]
2194       const Float_t kRB26s3WeldingTubeLeftL   =  7.0;     // Left connection tube total length       [Pos 4]
2195       const Float_t kRB26s3WeldingTubeRightL1 =  2.3;     // Right connection tube length            [Pos 3] (0.3 cm added for welding)
2196       const Float_t kRB26s3WeldingTubeRightL2 = 13.4;     // Right connection tube length            [Pos 3]
2197
2198       const Float_t kRB26s3WeldingTubeT1      =  0.6;     // Length of first r-transition            [Pos 4 + 3]
2199       const Float_t kRB26s3WeldingTubeT2      =  1.0;     // Length of 2nd   r-transition            [Pos 4 + 3]
2200
2201
2202
2203       const Float_t kRB26s3RingOuterR         = 36.1/2.;  // Ring inner radius                       [Pos 4]
2204       const Float_t kRB26s3RingL              =  0.8/2.;  // Ring half length                        [Pos 4]
2205       const Float_t kRB26s3RingZ              =  3.7   ;  // Ring z-position                         [Pos 4]
2206       const Float_t kRB26s3ProtOuterR         = 36.2/2.;  // Protection tube outer radius            [Pos 2]
2207       const Float_t kRB26s3ProtL              = 27.0/2.;  // Protection tube half length             [Pos 2]
2208       const Float_t kRB26s3ProtZ              =  4.0   ;  // Protection tube z-position              [Pos 2]
2209
2210
2211 // Mother volume
2212 //
2213       TGeoPcon* shRB26s3Compensator  = new TGeoPcon(0., 360., 6);
2214       shRB26s3Compensator->DefineSection( 0,   0.0, 0., kRB26s3CompTubeOuterR1);
2215       shRB26s3Compensator->DefineSection( 1,   kRB26s3RingZ, 0., kRB26s3CompTubeOuterR1);
2216       shRB26s3Compensator->DefineSection( 2,   kRB26s3RingZ, 0., kRB26s3ProtOuterR);
2217       shRB26s3Compensator->DefineSection( 3,   kRB26s3ProtZ + 2. * kRB26s3ProtL, 0., kRB26s3ProtOuterR);
2218       shRB26s3Compensator->DefineSection( 4,   kRB26s3ProtZ + 2. * kRB26s3ProtL, 0., kRB26s3CompTubeOuterR1);
2219       shRB26s3Compensator->DefineSection( 5,   kRB26s3CompL                    , 0., kRB26s3CompTubeOuterR1);
2220       TGeoVolume* voRB26s3Compensator  =
2221           new TGeoVolume("RB26s3Compensator", shRB26s3Compensator, kMedVac);
2222
2223 //
2224 // [Pos 1] Bellow
2225 //
2226 //
2227       TGeoVolume* voRB26s3Bellow = new TGeoVolume("RB26s3Bellow",
2228                                                   new TGeoTube(kRB26s3BellowRi, kRB26s3BellowRo, kRB26s3BellowUndL/2.), kMedVac);
2229 //
2230 //  Upper part of the undulation
2231 //
2232       TGeoTorus* shRB26s3PlieTorusU  =  new TGeoTorus(kRB26s3BellowRo - kRB26s3PlieR, kRB26s3PlieR - kRB26s3PlieThickness, kRB26s3PlieR);
2233       shRB26s3PlieTorusU->SetName("RB26s3TorusU");
2234       TGeoTube*  shRB26s3PlieTubeU   =  new TGeoTube (kRB26s3BellowRo - kRB26s3PlieR, kRB26s3BellowRo, kRB26s3PlieR);
2235       shRB26s3PlieTubeU->SetName("RB26s3TubeU");
2236       TGeoCompositeShape*  shRB26s3UpperPlie = new TGeoCompositeShape("RB26s3UpperPlie", "RB26s3TorusU*RB26s3TubeU");
2237
2238       TGeoVolume* voRB26s3WiggleU = new TGeoVolume("RB26s3UpperPlie", shRB26s3UpperPlie, kMedSteel);
2239 //
2240 // Lower part of the undulation
2241       TGeoTorus* shRB26s3PlieTorusL =  new TGeoTorus(kRB26s3BellowRi + kRB26s3PlieR, kRB26s3PlieR - kRB26s3PlieThickness, kRB26s3PlieR);
2242       shRB26s3PlieTorusL->SetName("RB26s3TorusL");
2243       TGeoTube*  shRB26s3PlieTubeL   =  new TGeoTube (kRB26s3BellowRi, kRB26s3BellowRi + kRB26s3PlieR, kRB26s3PlieR);
2244       shRB26s3PlieTubeL->SetName("RB26s3TubeL");
2245       TGeoCompositeShape*  shRB26s3LowerPlie = new TGeoCompositeShape("RB26s3LowerPlie", "RB26s3TorusL*RB26s3TubeL");
2246
2247       TGeoVolume* voRB26s3WiggleL = new TGeoVolume("RB26s3LowerPlie", shRB26s3LowerPlie, kMedSteel);
2248
2249 //
2250 // Connection between upper and lower part of undulation
2251       TGeoVolume* voRB26s3WiggleC1 = new TGeoVolume("RB26s3PlieConn1",
2252                                                     new TGeoTube(kRB26s3BellowRi + kRB26s3PlieR,
2253                                                                  kRB26s3BellowRo - kRB26s3PlieR, kRB26s3PlieThickness / 2.), kMedSteel);
2254 //
2255 // One wiggle
2256       TGeoVolumeAssembly* voRB26s3Wiggle = new TGeoVolumeAssembly("RB26s3Wiggle");
2257       z0 =  -  kRB26s3PlieThickness / 2.;
2258       voRB26s3Wiggle->AddNode(voRB26s3WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2259       z0 += kRB26s3PlieR -  kRB26s3PlieThickness / 2.;
2260       voRB26s3Wiggle->AddNode(voRB26s3WiggleU,   1 , new TGeoTranslation(0., 0., z0));
2261       z0 += kRB26s3PlieR -  kRB26s3PlieThickness / 2.;
2262       voRB26s3Wiggle->AddNode(voRB26s3WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2263       z0 += kRB26s3PlieR -  kRB26s3PlieThickness;
2264       voRB26s3Wiggle->AddNode(voRB26s3WiggleL,  1 , new TGeoTranslation(0., 0., z0));
2265 // Positioning of the volumes
2266       z0   = - kRB26s3BellowUndL/2.+ kRB26s3ConnectionPlieR;
2267       voRB26s3Bellow->AddNode(voRB26s3WiggleL, 1, new TGeoTranslation(0., 0., z0));
2268       z0  +=  kRB26s3ConnectionPlieR;
2269       zsh  = 4. *  kRB26s3PlieR -  2. * kRB26s3PlieThickness;
2270       for (Int_t iw = 0; iw < kRB26s3NumberOfPlies; iw++) {
2271           Float_t zpos =  z0 + iw * zsh;
2272           voRB26s3Bellow->AddNode(voRB26s3Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s3PlieThickness));
2273       }
2274
2275       voRB26s3Compensator->AddNode(voRB26s3Bellow, 1,  new TGeoTranslation(0., 0., kRB26s3WeldingTubeLeftL + kRB26s3BellowUndL/2.));
2276
2277
2278 //
2279 // [Pos 2] Outer Protecting Tube
2280 //
2281       TGeoTube* shRB26s3CompProtTube = new TGeoTube(kRB26s3RingOuterR, kRB26s3ProtOuterR, kRB26s3ProtL);
2282       TGeoVolume* voRB26s3CompProtTube =
2283           new TGeoVolume("RB26s3CompProtTube", shRB26s3CompProtTube, kMedSteel);
2284       voRB26s3Compensator->AddNode(voRB26s3CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s3ProtZ + kRB26s3ProtL));
2285
2286
2287 //
2288 // [Pos 3] Right Welding Tube
2289 //
2290       TGeoPcon* shRB26s3CompRightTube = new TGeoPcon(0., 360., 5);
2291       z0 = 0.;
2292       shRB26s3CompRightTube->DefineSection(0, z0,  kRB26s3CompTubeInnerR3, kRB26s3CompTubeOuterR3);
2293       z0 += kRB26s3WeldingTubeT2;
2294       shRB26s3CompRightTube->DefineSection(1, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2295       z0 += kRB26s3WeldingTubeRightL2;
2296       shRB26s3CompRightTube->DefineSection(2, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2297       z0 += kRB26s3WeldingTubeT1;
2298       shRB26s3CompRightTube->DefineSection(3, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2299       z0 += kRB26s3WeldingTubeRightL1;
2300       shRB26s3CompRightTube->DefineSection(4, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2301
2302       TGeoVolume* voRB26s3CompRightTube =
2303           new TGeoVolume("RB26s3CompRightTube", shRB26s3CompRightTube, kMedSteel);
2304       voRB26s3Compensator->AddNode(voRB26s3CompRightTube,  1, new TGeoTranslation(0., 0.,  kRB26s3CompL - z0));
2305
2306 //
2307 // [Pos 4] Left Welding Tube
2308 //
2309       TGeoPcon* shRB26s3CompLeftTube = new TGeoPcon(0., 360., 5);
2310       z0 = 0.;
2311       shRB26s3CompLeftTube->DefineSection(0, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2312       z0 += kRB26s3WeldingTubeLeftL1;
2313       shRB26s3CompLeftTube->DefineSection(1, z0,  kRB26s3CompTubeInnerR1, kRB26s3CompTubeOuterR1);
2314       z0 += kRB26s3WeldingTubeT1;
2315       shRB26s3CompLeftTube->DefineSection(2, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2316       z0 += kRB26s3WeldingTubeLeftL2;
2317       shRB26s3CompLeftTube->DefineSection(3, z0,  kRB26s3CompTubeInnerR2, kRB26s3CompTubeOuterR2);
2318       z0 += kRB26s3WeldingTubeT2;
2319       shRB26s3CompLeftTube->DefineSection(4, z0,  kRB26s3CompTubeInnerR3, kRB26s3CompTubeOuterR3);
2320
2321       TGeoVolume* voRB26s3CompLeftTube =
2322           new TGeoVolume("RB26s3CompLeftTube", shRB26s3CompLeftTube, kMedSteel);
2323       voRB26s3Compensator->AddNode(voRB26s3CompLeftTube, 1,  gGeoIdentity);
2324 //
2325 // [Pos 5] Ring
2326 //
2327       TGeoTube* shRB26s3CompRing = new TGeoTube(kRB26s3CompTubeOuterR2, kRB26s3RingOuterR, kRB26s3RingL);
2328       TGeoVolume* voRB26s3CompRing =
2329           new TGeoVolume("RB26s3CompRing", shRB26s3CompRing, kMedSteel);
2330       voRB26s3Compensator->AddNode(voRB26s3CompRing,  1, new TGeoTranslation(0., 0., kRB26s3RingZ + kRB26s3RingL));
2331
2332
2333
2334 ///////////////////////////////////////////
2335 //                                       //
2336 //    RB26/4-5                           //
2337 //    Drawing LHCV2a_0012 [as installed] //
2338 ////////////////////////////////////////////
2339 //    Pos1 Vacuum Tubes        LHCVC2A__0014
2340 //    Pos2 Compensator         LHCVC2A__0066
2341 //    Pos3 Fixed Point Section LHCVC2A__0016
2342 //    Pos4 Split Flange        LHCVFX___0005
2343 //    Pos5 RotableFlange       LHCVFX___0009
2344 ////////////////////////////////////////////
2345
2346 ///////////////////////////////////
2347 //    RB26/4-5 Vacuum Tubes      //
2348 //    Drawing  LHCVC2a_0014      //
2349 ///////////////////////////////////
2350       const Float_t kRB26s45TubeL = 593.12 + 0.3; // 0.3 cm added for welding
2351
2352       TGeoPcon* shRB26s45Tube = new TGeoPcon(0., 360., 11);
2353       // Section 1: straight section
2354       shRB26s45Tube->DefineSection( 0,   0.00, 30.00/2., 30.60/2.);
2355       shRB26s45Tube->DefineSection( 1,   1.20, 30.00/2., 30.60/2.);
2356       shRB26s45Tube->DefineSection( 2,   1.20, 30.00/2., 30.80/2.);
2357       shRB26s45Tube->DefineSection( 3,  25.10, 30.00/2., 30.80/2.);
2358       // Section 2: 0.932 deg opening cone
2359       shRB26s45Tube->DefineSection( 4, 486.10, 45.00/2., 45.80/2.);
2360       // Section 3: straight section 4 mm
2361       shRB26s45Tube->DefineSection( 5, 512.10, 45.00/2., 45.80/2.);
2362       // Section 4: straight section 3 mm
2363       shRB26s45Tube->DefineSection( 6, 512.10, 45.00/2., 45.60/2.);
2364       shRB26s45Tube->DefineSection( 7, 527.70, 45.00/2., 45.60/2.);
2365       // Section 4: closing cone
2366       shRB26s45Tube->DefineSection( 8, 591.30, 10.00/2., 10.60/2.);
2367       shRB26s45Tube->DefineSection( 9, 591.89, 10.00/2., 10.30/2.);
2368
2369       shRB26s45Tube->DefineSection(10, kRB26s45TubeL, 10.00/2., 10.30/2.);
2370       TGeoVolume* voRB26s45Tube  =
2371           new TGeoVolume("RB26s45Tube", shRB26s45Tube, kMedSteel);
2372
2373       TGeoVolume* voRB26s45TubeM  = new TGeoVolume("RB26s45TubeM", MakeMotherFromTemplate(shRB26s45Tube), kMedVac);
2374       voRB26s45TubeM->AddNode(voRB26s45Tube, 1, gGeoIdentity);
2375
2376
2377
2378 ///////////////////////////////////
2379 //    RB26/5   Axial Compensator //
2380 //    Drawing  LHCVC2a_0066      //
2381 ///////////////////////////////////
2382       const Float_t kRB26s5CompL             = 27.60;    // Length of the compensator (0.30 cm added for welding)
2383       const Float_t kRB26s5BellowRo          = 12.48/2.; // Bellow outer radius        [Pos 1]
2384       const Float_t kRB26s5BellowRi          = 10.32/2.; // Bellow inner radius        [Pos 1]
2385       const Int_t   kRB26s5NumberOfPlies     = 15;       // Number of plies            [Pos 1]
2386       const Float_t kRB26s5BellowUndL        = 10.50;    // Length of undulated region [Pos 1]
2387       const Float_t kRB26s5PlieThickness     =  0.025;   // Plie thickness             [Pos 1]
2388       const Float_t kRB26s5ConnectionPlieR   =  0.21;    // Connection plie radius     [Pos 1]
2389       const Float_t kRB26s5ConnectionR       = 11.2/2.;  // Bellow connection radius   [Pos 1]
2390 //  Plie radius
2391       const Float_t kRB26s5PlieR =
2392         (kRB26s5BellowUndL - 4. *  kRB26s5ConnectionPlieR + 2. * kRB26s5PlieThickness +
2393          (2. *  kRB26s5NumberOfPlies - 2.) * kRB26s5PlieThickness) / (4. * kRB26s5NumberOfPlies - 2.);
2394       const Float_t kRB26s5CompTubeInnerR    = 10.00/2.;  // Connection tubes inner radius     [Pos 2 + 3]
2395       const Float_t kRB26s5CompTubeOuterR    = 10.30/2.;  // Connection tubes outer radius     [Pos 2 + 3]
2396       const Float_t kRB26s5WeldingTubeLeftL  =  3.70/2.;  // Left connection tube half length  [Pos 2]
2397       const Float_t kRB26s5WeldingTubeRightL = 13.40/2.;  // Right connection tube half length [Pos 3]   (0.3 cm added for welding)
2398       const Float_t kRB26s5RingInnerR        = 11.2/2.;   // Ring inner radius                 [Pos 4]
2399       const Float_t kRB26s5RingOuterR        = 16.0/2.;   // Ring inner radius                 [Pos 4]
2400       const Float_t kRB26s5RingL             =  0.4/2.;   // Ring half length                  [Pos 4]
2401       const Float_t kRB26s5RingZ             = 14.97;     // Ring z-position                   [Pos 4]
2402       const Float_t kRB26s5ProtOuterR        = 16.2/2.;   // Protection tube outer radius      [Pos 5]
2403       const Float_t kRB26s5ProtL             = 13.0/2.;   // Protection tube half length       [Pos 5]
2404       const Float_t kRB26s5ProtZ             =  2.17;     // Protection tube z-position        [Pos 5]
2405       const Float_t kRB26s5DetailZR          = 11.3/2.;   // Detail Z max radius
2406
2407
2408 // Mother volume
2409 //
2410       TGeoPcon* shRB26s5Compensator  = new TGeoPcon(0., 360., 8);
2411       shRB26s5Compensator->DefineSection( 0,   0.0,                                                  0., kRB26s5CompTubeOuterR);
2412       shRB26s5Compensator->DefineSection( 1,   kRB26s5ProtZ,                                         0., kRB26s5CompTubeOuterR);
2413       shRB26s5Compensator->DefineSection( 2,   kRB26s5ProtZ,                                         0., kRB26s5ProtOuterR);
2414       shRB26s5Compensator->DefineSection( 3,   kRB26s5ProtZ + 2. * kRB26s5ProtL + 2. * kRB26s5RingL, 0., kRB26s5ProtOuterR);
2415       shRB26s5Compensator->DefineSection( 4,   kRB26s5ProtZ + 2. * kRB26s5ProtL + 2. * kRB26s5RingL, 0., kRB26s5DetailZR);
2416       shRB26s5Compensator->DefineSection( 5,   kRB26s5CompL - 8.,                                    0., kRB26s5DetailZR);
2417       shRB26s5Compensator->DefineSection( 6,   kRB26s5CompL - 8.,                                    0., kRB26s5CompTubeOuterR);
2418       shRB26s5Compensator->DefineSection( 7,   kRB26s5CompL,                                         0., kRB26s5CompTubeOuterR);
2419       TGeoVolume* voRB26s5Compensator  = new TGeoVolume("RB26s5Compensator", shRB26s5Compensator, kMedVac);
2420
2421 //
2422 // [Pos 1] Bellow
2423 //
2424 //
2425       TGeoVolume* voRB26s5Bellow = new TGeoVolume("RB26s5Bellow",
2426                                                   new TGeoTube(kRB26s5BellowRi, kRB26s5BellowRo, kRB26s5BellowUndL/2.), kMedVac);
2427 //
2428 //  Upper part of the undulation
2429 //
2430       TGeoTorus* shRB26s5PlieTorusU  =  new TGeoTorus(kRB26s5BellowRo - kRB26s5PlieR, kRB26s5PlieR - kRB26s5PlieThickness, kRB26s5PlieR);
2431       shRB26s5PlieTorusU->SetName("RB26s5TorusU");
2432       TGeoTube*  shRB26s5PlieTubeU   =  new TGeoTube (kRB26s5BellowRo - kRB26s5PlieR, kRB26s5BellowRo, kRB26s5PlieR);
2433       shRB26s5PlieTubeU->SetName("RB26s5TubeU");
2434       TGeoCompositeShape*  shRB26s5UpperPlie = new TGeoCompositeShape("RB26s5UpperPlie", "RB26s5TorusU*RB26s5TubeU");
2435
2436       TGeoVolume* voRB26s5WiggleU = new TGeoVolume("RB26s5UpperPlie", shRB26s5UpperPlie, kMedSteel);
2437 //
2438 // Lower part of the undulation
2439       TGeoTorus* shRB26s5PlieTorusL =  new TGeoTorus(kRB26s5BellowRi + kRB26s5PlieR, kRB26s5PlieR - kRB26s5PlieThickness, kRB26s5PlieR);
2440       shRB26s5PlieTorusL->SetName("RB26s5TorusL");
2441       TGeoTube*  shRB26s5PlieTubeL   =  new TGeoTube (kRB26s5BellowRi, kRB26s5BellowRi + kRB26s5PlieR, kRB26s5PlieR);
2442       shRB26s5PlieTubeL->SetName("RB26s5TubeL");
2443       TGeoCompositeShape*  shRB26s5LowerPlie = new TGeoCompositeShape("RB26s5LowerPlie", "RB26s5TorusL*RB26s5TubeL");
2444
2445       TGeoVolume* voRB26s5WiggleL = new TGeoVolume("RB26s5LowerPlie", shRB26s5LowerPlie, kMedSteel);
2446
2447 //
2448 // Connection between upper and lower part of undulation
2449       TGeoVolume* voRB26s5WiggleC1 = new TGeoVolume("RB26s5PlieConn1",
2450                                                     new TGeoTube(kRB26s5BellowRi + kRB26s5PlieR,
2451                                                                  kRB26s5BellowRo - kRB26s5PlieR, kRB26s5PlieThickness / 2.), kMedSteel);
2452 //
2453 // One wiggle
2454       TGeoVolumeAssembly* voRB26s5Wiggle = new TGeoVolumeAssembly("RB26s5Wiggle");
2455       z0 =  -  kRB26s5PlieThickness / 2.;
2456       voRB26s5Wiggle->AddNode(voRB26s5WiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2457       z0 += kRB26s5PlieR -  kRB26s5PlieThickness / 2.;
2458       voRB26s5Wiggle->AddNode(voRB26s5WiggleU,   1 , new TGeoTranslation(0., 0., z0));
2459       z0 += kRB26s5PlieR -  kRB26s5PlieThickness / 2.;
2460       voRB26s5Wiggle->AddNode(voRB26s5WiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2461       z0 += kRB26s5PlieR -  kRB26s5PlieThickness;
2462       voRB26s5Wiggle->AddNode(voRB26s5WiggleL ,  1 , new TGeoTranslation(0., 0., z0));
2463 // Positioning of the volumes
2464       z0   = - kRB26s5BellowUndL/2.+ kRB26s5ConnectionPlieR;
2465       voRB26s5Bellow->AddNode(voRB26s5WiggleL, 1, new TGeoTranslation(0., 0., z0));
2466       z0  +=  kRB26s5ConnectionPlieR;
2467       zsh  = 4. *  kRB26s5PlieR -  2. * kRB26s5PlieThickness;
2468       for (Int_t iw = 0; iw < kRB26s5NumberOfPlies; iw++) {
2469           Float_t zpos =  z0 + iw * zsh;
2470           voRB26s5Bellow->AddNode(voRB26s5Wiggle,  iw + 1, new TGeoTranslation(0., 0., zpos -  kRB26s5PlieThickness));
2471       }
2472
2473       voRB26s5Compensator->AddNode(voRB26s5Bellow, 1,  new TGeoTranslation(0., 0., 2. * kRB26s5WeldingTubeLeftL + kRB26s5BellowUndL/2.));
2474
2475 //
2476 // [Pos 2] Left Welding Tube
2477 //
2478       TGeoPcon* shRB26s5CompLeftTube = new TGeoPcon(0., 360., 3);
2479       z0 = 0;
2480       shRB26s5CompLeftTube->DefineSection(0, z0, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2481       z0 += 2 * kRB26s5WeldingTubeLeftL - ( kRB26s5ConnectionR - kRB26s5CompTubeOuterR);
2482       shRB26s5CompLeftTube->DefineSection(1, z0, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2483       z0 += ( kRB26s5ConnectionR - kRB26s5CompTubeOuterR);
2484       shRB26s5CompLeftTube->DefineSection(2, z0, kRB26s5ConnectionR - 0.15, kRB26s5ConnectionR);
2485       TGeoVolume* voRB26s5CompLeftTube = new TGeoVolume("RB26s5CompLeftTube", shRB26s5CompLeftTube, kMedSteel);
2486       voRB26s5Compensator->AddNode(voRB26s5CompLeftTube, 1,  gGeoIdentity);
2487 //
2488 // [Pos 3] Right Welding Tube
2489 //
2490       TGeoPcon* shRB26s5CompRightTube = new TGeoPcon(0., 360., 11);
2491       // Detail Z
2492       shRB26s5CompRightTube->DefineSection( 0, 0.  , kRB26s5CompTubeInnerR + 0.22, 11.2/2.);
2493       shRB26s5CompRightTube->DefineSection( 1, 0.05, kRB26s5CompTubeInnerR + 0.18, 11.2/2.);
2494       shRB26s5CompRightTube->DefineSection( 2, 0.22, kRB26s5CompTubeInnerR       , 11.2/2. - 0.22);
2495       shRB26s5CompRightTube->DefineSection( 3, 0.44, kRB26s5CompTubeInnerR       , 11.2/2.);
2496       shRB26s5CompRightTube->DefineSection( 4, 1.70, kRB26s5CompTubeInnerR       , 11.2/2.);
2497       shRB26s5CompRightTube->DefineSection( 5, 2.10, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2498       shRB26s5CompRightTube->DefineSection( 6, 2.80, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2499       shRB26s5CompRightTube->DefineSection( 7, 2.80, kRB26s5CompTubeInnerR       , 11.3/2.);
2500       shRB26s5CompRightTube->DefineSection( 8, 3.40, kRB26s5CompTubeInnerR       , 11.3/2.);
2501       // Normal pipe
2502       shRB26s5CompRightTube->DefineSection( 9, 3.50, kRB26s5CompTubeInnerR       , kRB26s5CompTubeOuterR);
2503       shRB26s5CompRightTube->DefineSection(10, 2. * kRB26s5WeldingTubeRightL, kRB26s5CompTubeInnerR, kRB26s5CompTubeOuterR);
2504
2505       TGeoVolume* voRB26s5CompRightTube =
2506           new TGeoVolume("RB26s5CompRightTube", shRB26s5CompRightTube, kMedSteel);
2507       voRB26s5Compensator->AddNode(voRB26s5CompRightTube,  1,
2508                                    new TGeoTranslation(0., 0.,  kRB26s5CompL - 2. * kRB26s5WeldingTubeRightL));
2509 //
2510 // [Pos 4] Ring
2511 //
2512       TGeoTube* shRB26s5CompRing = new TGeoTube(kRB26s5RingInnerR, kRB26s5RingOuterR, kRB26s5RingL);
2513       TGeoVolume* voRB26s5CompRing =
2514           new TGeoVolume("RB26s5CompRing", shRB26s5CompRing, kMedSteel);
2515       voRB26s5Compensator->AddNode(voRB26s5CompRing,  1, new TGeoTranslation(0., 0., kRB26s5RingZ + kRB26s5RingL));
2516
2517 //
2518 // [Pos 5] Outer Protecting Tube
2519 //
2520       TGeoTube* shRB26s5CompProtTube = new TGeoTube(kRB26s5RingOuterR, kRB26s5ProtOuterR, kRB26s5ProtL);
2521       TGeoVolume* voRB26s5CompProtTube =
2522           new TGeoVolume("RB26s5CompProtTube", shRB26s5CompProtTube, kMedSteel);
2523       voRB26s5Compensator->AddNode(voRB26s5CompProtTube, 1,  new TGeoTranslation(0., 0., kRB26s5ProtZ + kRB26s5ProtL));
2524
2525 ///////////////////////////////////////
2526 //    RB26/4   Fixed Point Section   //
2527 //    Drawing  LHCVC2a_0016          //
2528 ///////////////////////////////////////
2529       const Float_t kRB26s4TubeRi            =  30.30/2. ; // Tube inner radius  (0.3 cm added for welding)
2530       const Float_t kRB26s4TubeRo            =  30.60/2. ; // Tube outer radius
2531       const Float_t kRB26s4FixedPointL       =  12.63    ; // Length of the fixed point section
2532       const Float_t kRB26s4FixedPointZ       =  10.53    ; // Position of the ring (0.15 added for welding)
2533       const Float_t kRB26s4FixedPointD       =   0.595   ; // Width of the ring
2534       const Float_t kRB26s4FixedPointR       =  31.60/2. ; // Radius of the ring
2535
2536       TGeoPcon* shRB26s4FixedPoint = new TGeoPcon(0., 360., 6);
2537       z0 = 0.;
2538       shRB26s4FixedPoint->DefineSection(0, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2539       z0 += kRB26s4FixedPointZ;
2540       shRB26s4FixedPoint->DefineSection(1, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2541       shRB26s4FixedPoint->DefineSection(2, z0, kRB26s4TubeRi, kRB26s4FixedPointR);
2542       z0 += kRB26s4FixedPointD;
2543       shRB26s4FixedPoint->DefineSection(3, z0, kRB26s4TubeRi, kRB26s4FixedPointR);
2544       shRB26s4FixedPoint->DefineSection(4, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2545       z0 = kRB26s4FixedPointL;
2546       shRB26s4FixedPoint->DefineSection(5, z0, kRB26s4TubeRi, kRB26s4TubeRo);
2547       TGeoVolume* voRB26s4FixedPoint = new TGeoVolume("RB26s4FixedPoint", shRB26s4FixedPoint, kMedSteel);
2548
2549       TGeoVolume* voRB26s4FixedPointM = new TGeoVolume("RB26s4FixedPointM", MakeMotherFromTemplate(shRB26s4FixedPoint), kMedVac);
2550       voRB26s4FixedPointM->AddNode(voRB26s4FixedPoint, 1, gGeoIdentity);
2551
2552
2553 ///////////////////////////////////////
2554 //    RB26/4   Split Flange          //
2555 //    Drawing  LHCVFX__0005          //
2556 ///////////////////////////////////////
2557       const Float_t kRB26s4SFlangeL      =  2.99;        // Length of the flange
2558       const Float_t kRB26s4SFlangeD1     =  0.85;        // Length of section 1
2559       const Float_t kRB26s4SFlangeD2     =  0.36;        // Length of section 2
2560       const Float_t kRB26s4SFlangeD3     =  0.73 + 1.05; // Length of section 3
2561       const Float_t kRB26s4SFlangeRo     = 36.20/2.;     // Flange outer radius
2562       const Float_t kRB26s4SFlangeRi1    = 30.60/2.;     // Flange inner radius section 1
2563       const Float_t kRB26s4SFlangeRi2    = 30.00/2.;     // Flange inner radius section 2
2564       const Float_t kRB26s4SFlangeRi3    = 30.60/2.;     // Flange inner radius section 3
2565       z0 = 0;
2566       TGeoPcon* shRB26s4SFlange = new TGeoPcon(0., 360., 6);
2567       z0 = 0.;
2568       shRB26s4SFlange->DefineSection(0, z0, kRB26s4SFlangeRi1, kRB26s4SFlangeRo);
2569       z0 += kRB26s4SFlangeD1;
2570       shRB26s4SFlange->DefineSection(1, z0, kRB26s4SFlangeRi1, kRB26s4SFlangeRo);
2571       shRB26s4SFlange->DefineSection(2, z0, kRB26s4SFlangeRi2, kRB26s4SFlangeRo);
2572       z0 += kRB26s4SFlangeD2;
2573       shRB26s4SFlange->DefineSection(3, z0, kRB26s4SFlangeRi2, kRB26s4SFlangeRo);
2574       shRB26s4SFlange->DefineSection(4, z0, kRB26s4SFlangeRi3, kRB26s4SFlangeRo);
2575       z0 += kRB26s4SFlangeD3;
2576       shRB26s4SFlange->DefineSection(5, z0, kRB26s4SFlangeRi3, kRB26s4SFlangeRo);
2577       TGeoVolume* voRB26s4SFlange = new TGeoVolume("RB26s4SFlange", shRB26s4SFlange, kMedSteel);
2578
2579       TGeoVolume* voRB26s4SFlangeM = new TGeoVolume("RB26s4SFlangeM", MakeMotherFromTemplate(shRB26s4SFlange, 0, 3), kMedVac);
2580       voRB26s4SFlangeM->AddNode(voRB26s4SFlange, 1, gGeoIdentity);
2581
2582 ///////////////////////////////////////
2583 //    RB26/5   Rotable Flange        //
2584 //    Drawing  LHCVFX__0009          //
2585 ///////////////////////////////////////
2586       const Float_t kRB26s5RFlangeL      =  1.86;    // Length of the flange
2587       const Float_t kRB26s5RFlangeD1     =  0.61;    // Length of section 1
2588       const Float_t kRB26s5RFlangeD2     =  0.15;    // Length of section 2
2589       const Float_t kRB26s5RFlangeD3     =  0.60;    // Length of section 3
2590       const Float_t kRB26s5RFlangeD4     =  0.50;    // Length of section 4
2591       const Float_t kRB26s5RFlangeRo     = 15.20/2.; // Flange outer radius
2592       const Float_t kRB26s5RFlangeRi1    = 10.30/2.; // Flange inner radius section 1
2593       const Float_t kRB26s5RFlangeRi2    = 10.00/2.; // Flange inner radius section 2
2594       const Float_t kRB26s5RFlangeRi3    = 10.30/2.; // Flange inner radius section 3
2595       const Float_t kRB26s5RFlangeRi4    = 10.50/2.; // Flange inner radius section 4
2596
2597       z0 = 0;
2598       TGeoPcon* shRB26s5RFlange = new TGeoPcon(0., 360., 8);
2599       z0 = 0.;
2600       shRB26s5RFlange->DefineSection(0, z0, kRB26s5RFlangeRi4, kRB26s5RFlangeRo);
2601       z0 += kRB26s5RFlangeD4;
2602       shRB26s5RFlange->DefineSection(1, z0, kRB26s5RFlangeRi4, kRB26s5RFlangeRo);
2603       shRB26s5RFlange->DefineSection(2, z0, kRB26s5RFlangeRi3, kRB26s5RFlangeRo);
2604       z0 += kRB26s5RFlangeD3;
2605       shRB26s5RFlange->DefineSection(3, z0, kRB26s5RFlangeRi3, kRB26s5RFlangeRo);
2606       shRB26s5RFlange->DefineSection(4, z0, kRB26s5RFlangeRi2, kRB26s5RFlangeRo);
2607       z0 += kRB26s5RFlangeD2;
2608       shRB26s5RFlange->DefineSection(5, z0, kRB26s5RFlangeRi2, kRB26s5RFlangeRo);
2609       shRB26s5RFlange->DefineSection(6, z0, kRB26s5RFlangeRi1, kRB26s5RFlangeRo);
2610       z0 += kRB26s5RFlangeD1;
2611       shRB26s5RFlange->DefineSection(7, z0, kRB26s5RFlangeRi1, kRB26s5RFlangeRo);
2612       TGeoVolume* voRB26s5RFlange = new TGeoVolume("RB26s5RFlange", shRB26s5RFlange, kMedSteel);
2613
2614       TGeoVolume* voRB26s5RFlangeM = new TGeoVolume("RB26s5RFlangeM", MakeMotherFromTemplate(shRB26s5RFlange, 4, 7), kMedVac);
2615       voRB26s5RFlangeM->AddNode(voRB26s5RFlange, 1, gGeoIdentity);
2616
2617 //
2618 // Assemble RB26/1-2
2619 //
2620       TGeoVolumeAssembly* asRB26s12 = new TGeoVolumeAssembly("RB26s12");
2621       z0 = 0.;
2622       asRB26s12->AddNode(voRB26s1RFlange,       1, gGeoIdentity);
2623       z0 += kRB26s1RFlangeIsL + kRB26s1RFlangeFpL;
2624       asRB26s12->AddNode(voRB26s12TubeM,         1, new TGeoTranslation(0., 0., z0));
2625       z0 += kRB26s12TubeL;
2626       asRB26s12->AddNode(voRB26s2Compensator,   1, new TGeoTranslation(0., 0., z0));
2627       z0 += kRB26s2CompL;
2628       z0 -= kRB26s2FFlangeD1;
2629       asRB26s12->AddNode(voRB26s2FFlangeM,       1, new TGeoTranslation(0., 0., z0));
2630       z0 += kRB26s2FFlangeL;
2631       const Float_t kRB26s12L = z0;
2632
2633 //
2634 // Assemble RB26/3
2635 //
2636       TGeoVolumeAssembly* asRB26s3 = new TGeoVolumeAssembly("RB26s3");
2637       z0 = 0.;
2638       asRB26s3->AddNode(voRB26s3SFlangeM,      1, gGeoIdentity);
2639       z0 +=  kRB26s3SFlangeL;
2640       z0 -=  kRB26s3SFlangeD3;
2641       asRB26s3->AddNode(voRB26s3FixedPointM,   1, new TGeoTranslation(0., 0., z0));
2642       z0 += kRB26s3FixedPointL;
2643       asRB26s3->AddNode(voRB26s3TubeM,         1, new TGeoTranslation(0., 0., z0));
2644       z0 += kRB26s3TubeL;
2645       asRB26s3->AddNode(voRB26s3Compensator,   1, new TGeoTranslation(0., 0., z0));
2646       z0 += kRB26s3CompL;
2647       z0 -= kRB26s3FFlangeD1;
2648       asRB26s3->AddNode(voRB26s3FFlangeM,      1, new TGeoTranslation(0., 0., z0));
2649       z0 += kRB26s3FFlangeL;
2650       const Float_t kRB26s3L = z0;
2651
2652
2653 //
2654 // Assemble RB26/4-5
2655 //
2656       TGeoVolumeAssembly* asRB26s45 = new TGeoVolumeAssembly("RB26s45");
2657       z0 = 0.;
2658       asRB26s45->AddNode(voRB26s4SFlangeM,       1, gGeoIdentity);
2659       z0 +=  kRB26s4SFlangeL;
2660       z0 -=  kRB26s4SFlangeD3;
2661       asRB26s45->AddNode(voRB26s4FixedPointM,    1, new TGeoTranslation(0., 0., z0));
2662       z0 += kRB26s4FixedPointL;
2663       asRB26s45->AddNode(voRB26s45TubeM,         1, new TGeoTranslation(0., 0., z0));
2664       z0 += kRB26s45TubeL;
2665       asRB26s45->AddNode(voRB26s5Compensator,    1, new TGeoTranslation(0., 0., z0));
2666       z0 += kRB26s5CompL;
2667       z0 -= kRB26s5RFlangeD3;
2668       z0 -= kRB26s5RFlangeD4;
2669       asRB26s45->AddNode(voRB26s5RFlangeM,       1, new TGeoTranslation(0., 0., z0));
2670       z0 += kRB26s5RFlangeL;
2671       const Float_t kRB26s45L = z0;
2672
2673 //
2674 // Assemble RB26
2675 //
2676       TGeoVolumeAssembly* asRB26Pipe = new TGeoVolumeAssembly("RB26Pipe");
2677       z0 = 0.;
2678       asRB26Pipe->AddNode(asRB26s12,       1, new TGeoTranslation(0., 0., z0));
2679       z0 +=  kRB26s12L;
2680       asRB26Pipe->AddNode(asRB26s3,        1, new TGeoTranslation(0., 0., z0));
2681       z0 +=  kRB26s3L;
2682       asRB26Pipe->AddNode(asRB26s45,       1, new TGeoTranslation(0., 0., z0));
2683       z0 +=  kRB26s45L;
2684       top->AddNode(asRB26Pipe, 1, new TGeoCombiTrans(0., 0., -82., rot180));
2685 }
2686
2687
2688
2689 //___________________________________________
2690 void AliPIPEv3::CreateMaterials()
2691 {
2692   //
2693   // Define materials for beam pipe
2694   //
2695
2696   AliDebugClass(1,"Create PIPEv3 materials");
2697   Int_t   isxfld = gAlice->Field()->Integ();
2698   Float_t sxmgmx = gAlice->Field()->Max();
2699   // Steel (Inox)
2700   Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
2701   Float_t zsteel[4] = { 26.,24.,28.,14. };
2702   Float_t wsteel[4] = { .715,.18,.1,.005 };
2703   // AlBe - alloy
2704   Float_t aAlBe[2] = { 26.98, 9.01};
2705   Float_t zAlBe[2] = { 13.00, 4.00};
2706   Float_t wAlBe[2] = { 0.4, 0.6};
2707   //
2708   // Polyamid
2709   Float_t aPA[4] = {16., 14., 12.,  1.};
2710   Float_t zPA[4] = { 8.,  7.,  6.,  1.};
2711   Float_t wPA[4] = { 1.,  1.,  6., 11.};
2712   //
2713   // Air
2714   //
2715   Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
2716   Float_t zAir[4]={6.,7.,8.,18.};
2717   Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
2718   Float_t dAir = 1.20479E-3;
2719   Float_t dAir1 = 1.20479E-10;
2720   //
2721   // Insulation powder
2722   //                    Si         O       Ti     Al
2723   Float_t ains[4] ={28.0855, 15.9994, 47.867,  26.982};
2724   Float_t zins[4] ={14.,      8.    , 22.   ,  13.   };
2725   Float_t wins[4] ={ 0.3019,  0.4887,  0.1914,  0.018};
2726   //
2727   //
2728   // Anticorodal
2729   //
2730   // Al Si7 Mg 0.6
2731   //
2732   Float_t aaco[3] ={26.982, 28.0855, 24.035};
2733   Float_t zaco[3] ={13.,    14.    , 12.   };
2734   Float_t waco[3] ={ 0.924,  0.07,  0.006};
2735   // Kapton
2736   //
2737   Float_t aKapton[4]={1.00794,12.0107, 14.010,15.9994};
2738   Float_t zKapton[4]={1.,6.,7.,8.};
2739   Float_t wKapton[4]={0.026362,0.69113,0.07327,0.209235};
2740   Float_t dKapton = 1.42;
2741   // NEG coating
2742   //                  Ti     V      Zr
2743   Float_t aNEG[4] = {47.87, 50.94, 91.24};
2744   Float_t zNEG[4] = {22.00, 23.00, 40.00};
2745   Float_t wNEG[4] = {1./3., 1./3., 1./3.};
2746   Float_t dNEG = 5.6; // ?
2747
2748   //
2749   //
2750   //     Berillium
2751   AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7);
2752   //
2753   //     Carbon
2754   AliMaterial(6,  "CARBON$   ", 12.01, 6., 2.265, 18.8, 49.9);
2755   //
2756   //     Aluminum
2757   AliMaterial(9,  "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
2758   //
2759   //     Copper
2760   AliMaterial(10, "COPPER", 63.55, 29, 8.96, 1.43, 85.6/8.96);
2761   //
2762   //     Air
2763   AliMixture(15, "AIR$      ", aAir, zAir, dAir, 4, wAir);
2764   AliMixture(35, "AIR_HIGH$ ", aAir, zAir, dAir, 4, wAir);
2765   //
2766   //     Vacuum
2767   AliMixture(16, "VACUUM$ ", aAir, zAir, dAir1, 4, wAir);
2768   //
2769   //     stainless Steel
2770   AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
2771   //
2772   //     reduced density steel to approximate pump getter material
2773   AliMixture(20, "GETTER$", asteel, zsteel, 1.00, 4, wsteel);
2774   //     Al-Be alloy
2775   //
2776   AliMixture(21, "AlBe$", aAlBe, zAlBe, 2.07, 2, wAlBe);
2777   //     Polyamid
2778   //
2779   AliMixture(22, "PA$", aPA, zPA, 1.14, -4, wPA);
2780   //
2781   //     Kapton
2782   AliMixture(23, "KAPTON", aKapton, zKapton, dKapton, 4, wKapton);
2783   // Anticorodal
2784   AliMixture(24, "ANTICORODAL", aaco, zaco, 2.66, 3, waco);
2785
2786   //
2787   //     Insulation powder
2788    AliMixture(14, "INSULATION0$", ains, zins, 0.41, 4, wins);
2789    AliMixture(34, "INSULATION1$", ains, zins, 0.41, 4, wins);
2790    AliMixture(54, "INSULATION2$", ains, zins, 0.41, 4, wins);
2791
2792    //    NEG
2793    AliMixture(25, "NEG COATING", aNEG, zNEG, dNEG, -3, wNEG);
2794
2795
2796    // ****************
2797    //     Defines tracking media parameters.
2798    //
2799   Float_t epsil  = .001;    // Tracking precision,
2800   Float_t stemax = -0.01;   // Maximum displacement for multiple scat
2801   Float_t tmaxfd = -20.;    // Maximum angle due to field deflection
2802   Float_t deemax = -.3;     // Maximum fractional energy loss, DLS
2803   Float_t stmin  = -.8;
2804   // ***************
2805   //
2806   //    Beryllium
2807
2808   AliMedium(5, "BE",       5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2809
2810   //    Carbon
2811   AliMedium(6, "C",        6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2812   //
2813   //    Aluminum
2814   AliMedium(9, "ALU",      9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2815   //    Copper
2816   AliMedium(10, "CU",      10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2817   //
2818   //    Air
2819   AliMedium(15, "AIR",     15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2820   AliMedium(35, "AIR_HIGH",35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2821   //
2822   //    Vacuum
2823   AliMedium(16, "VACUUM", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2824   //
2825   //    Steel
2826   AliMedium(19, "INOX",   19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2827   //
2828   //    Getter
2829   AliMedium(20, "GETTER", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2830   //
2831   //   AlBe - Aloy
2832   AliMedium(21, "AlBe"  , 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2833   //
2834   //   Polyamid
2835   AliMedium(22, "PA"  ,   22, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2836   //   Antocorodal
2837   AliMedium(24, "ANTICORODAL",   24, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2838   //    Insulation Powder
2839   AliMedium(14, "INS_C0          ", 14, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2840   AliMedium(34, "INS_C1          ", 34, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2841   AliMedium(54, "INS_C2          ", 54, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2842   //
2843   //   KAPTON
2844   AliMedium(23, "KAPTON", 23, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2845
2846   //
2847   //   NEG
2848   AliMedium(25, "NEG COATING", 25, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
2849 }
2850
2851
2852 TGeoPcon* AliPIPEv3::MakeMotherFromTemplate(TGeoPcon* shape, Int_t imin, Int_t imax, Float_t r0, Int_t nz)
2853 {
2854 //
2855 //  Create a mother shape from a template setting some min radii to 0
2856 //
2857     Int_t nz0 = shape->GetNz();
2858     // if nz > -1 the number of planes is given by nz
2859     if (nz != -1) nz0 = nz;
2860     TGeoPcon* mother = new TGeoPcon(0., 360., nz0);
2861
2862     if (imin == -1 || imax == -1) {
2863         imin = 0;
2864         imax = shape->GetNz();
2865     } else if (imax >= nz0) {
2866         imax = nz0 - 1;
2867         printf("Warning: imax reset to nz-1 %5d %5d %5d %5d\n", imin, imax, nz, nz0);
2868     }
2869
2870
2871
2872     for (Int_t i = 0;  i < shape->GetNz(); i++) {
2873         Double_t rmin = shape->GetRmin(i);
2874         if ((i >= imin) && (i <= imax) ) rmin = r0;
2875         Double_t rmax = shape->GetRmax(i);
2876         Double_t    z = shape->GetZ(i);
2877         mother->DefineSection(i, z, rmin, rmax);
2878     }
2879     return mother;
2880
2881 }
2882
2883 TGeoPcon* AliPIPEv3::MakeInsulationFromTemplate(TGeoPcon* shape)
2884 {
2885 //
2886 //  Create an beam pipe insulation layer shape from a template
2887 //
2888     Int_t nz = shape->GetNz();
2889     TGeoPcon* insu = new TGeoPcon(0., 360., nz);
2890
2891     for (Int_t i = 0;  i < nz; i++) {
2892         Double_t    z = shape->GetZ(i);
2893         Double_t rmin = shape->GetRmin(i);
2894         Double_t rmax = shape->GetRmax(i);
2895         rmax += 0.5;
2896         shape->DefineSection(i, z, rmin, rmax);
2897         rmin  = rmax - 0.5;
2898         insu->DefineSection(i, z, rmin, rmax);
2899     }
2900     return insu;
2901
2902 }
2903
2904
2905 TGeoVolume* AliPIPEv3::MakeBellow(char* ext, Int_t nc, Float_t rMin, Float_t rMax, Float_t dU, Float_t rPlie, Float_t dPlie)
2906 {
2907     // nc     Number of convolution
2908     // rMin   Inner radius of the bellow
2909     // rMax   Outer radius of the bellow
2910     // dU     Undulation length
2911     // rPlie  Plie radius
2912     // dPlie  Plie thickness
2913     const TGeoMedium* kMedVac    =  gGeoManager->GetMedium("PIPE_VACUUM");
2914     const TGeoMedium* kMedSteel  =  gGeoManager->GetMedium("PIPE_INOX");
2915
2916     char name[64], nameA[64], nameB[64], bools[64];
2917     sprintf(name, "%sBellowUS", ext);
2918     TGeoVolume* voBellow = new TGeoVolume(name, new TGeoTube(rMin, rMax, dU/2.), kMedVac);
2919 //
2920 //  Upper part of the undulation
2921 //
2922     TGeoTorus* shPlieTorusU  =  new TGeoTorus(rMax - rPlie, rPlie - dPlie, rPlie);
2923     sprintf(nameA, "%sTorusU", ext);
2924     shPlieTorusU->SetName(nameA);
2925     TGeoTube*  shPlieTubeU   =  new TGeoTube (rMax - rPlie, rMax, rPlie);
2926     sprintf(nameB, "%sTubeU", ext);
2927     shPlieTubeU->SetName(nameB);
2928     sprintf(name, "%sUpperPlie", ext);
2929     sprintf(bools, "%s*%s", nameA, nameB);
2930     TGeoCompositeShape*  shUpperPlie = new TGeoCompositeShape(name, bools);
2931
2932     TGeoVolume* voWiggleU = new TGeoVolume(name, shUpperPlie, kMedSteel);
2933 //
2934 // Lower part of the undulation
2935     TGeoTorus* shPlieTorusL =  new TGeoTorus(rMin + rPlie, rPlie - dPlie, rPlie);
2936     sprintf(nameA, "%sTorusL", ext);
2937     shPlieTorusL->SetName(nameA);
2938     TGeoTube*  shPlieTubeL  =  new TGeoTube (rMin, rMin + rPlie, rPlie);
2939     sprintf(nameB, "%sTubeL", ext);
2940     shPlieTubeL->SetName(nameB);
2941     sprintf(name, "%sLowerPlie", ext);
2942     sprintf(bools, "%s*%s", nameA, nameB);
2943     TGeoCompositeShape*  shLowerPlie = new TGeoCompositeShape(name, bools);
2944
2945     TGeoVolume* voWiggleL = new TGeoVolume(name, shLowerPlie, kMedSteel);
2946
2947 //
2948 // Connection between upper and lower part of undulation
2949     sprintf(name, "%sPlieConn1", ext);
2950     TGeoVolume* voWiggleC1 = new TGeoVolume(name, new TGeoTube(rMin + rPlie, rMax - rPlie, dPlie/2.), kMedSteel);
2951 //
2952 // One wiggle
2953     Float_t dz = rPlie -  dPlie / 2.;
2954     Float_t z0 = -  dPlie / 2.;
2955     sprintf(name, "%sWiggle", ext);
2956     TGeoVolumeAssembly* asWiggle = new TGeoVolumeAssembly(name);
2957     asWiggle->AddNode(voWiggleC1,  1 , new TGeoTranslation(0., 0., z0));
2958     z0 += dz;
2959     asWiggle->AddNode(voWiggleU,   1 , new TGeoTranslation(0., 0., z0));
2960     z0 += dz;
2961     asWiggle->AddNode(voWiggleC1,  2 , new TGeoTranslation(0., 0., z0));
2962     z0 += dz;
2963     asWiggle->AddNode(voWiggleL ,  1 , new TGeoTranslation(0., 0., z0));
2964 // Positioning of the volumes
2965     z0   = - dU / 2.+ rPlie;
2966     voBellow->AddNode(voWiggleL, 2, new TGeoTranslation(0., 0., z0));
2967     z0  +=  rPlie;
2968     Float_t zsh  = 4. *  rPlie -  2. * dPlie;
2969     for (Int_t iw = 0; iw < nc; iw++) {
2970         Float_t zpos =  z0 + iw * zsh;
2971         voBellow->AddNode(asWiggle,  iw + 1, new TGeoTranslation(0., 0., zpos - dPlie));
2972     }
2973     return voBellow;
2974 }
2975
2976
2977
2978