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4c039060 | 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 | /* | |
17 | $Log$ | |
fddcf8f7 | 18 | Revision 1.19.4.1 2002/06/10 15:13:48 hristov |
19 | Merged with v3-08-02 | |
20 | ||
21 | Revision 1.21 2002/05/11 19:14:44 morsch | |
22 | PCONE QBEU had last z defined twice. | |
23 | ||
13a638e8 | 24 | Revision 1.20 2002/05/02 12:36:43 morsch |
25 | New version of beam-pipe geometry. Ref. AL502206PL | |
26 | (used in production readiness report). | |
27 | ||
614dff1c | 28 | Revision 1.19 2002/03/25 12:34:40 morsch |
29 | Obsolete support rollers removed. | |
30 | ||
4a7308f7 | 31 | Revision 1.18 2002/02/01 18:02:41 morsch |
32 | Material of beam pipe between inner Be piece and forward detectors | |
33 | can be set by SetPipeMaterial(mat), mat = kInox, kAlu, kBe ... | |
34 | ||
765e9e1a | 35 | Revision 1.17 2001/09/24 13:11:50 morsch |
36 | Ion pump and bellows moved out by 15 cm to make space for forward | |
37 | detectors. | |
38 | ||
22811e34 | 39 | Revision 1.16 2001/05/16 14:57:22 alibrary |
40 | New files for folders and Stack | |
41 | ||
9e1a0ddb | 42 | Revision 1.15 2001/05/02 11:50:18 morsch |
43 | New layout of the non-absorber side provided by Y. Viyogi. Not the final design | |
44 | but the prsent most realistic. | |
45 | ||
cd9c4f3a | 46 | Revision 1.14 2001/01/20 16:56:33 morsch |
47 | Put air in connecting tubes and flanges of vacuum pump. | |
48 | ||
14b75006 | 49 | Revision 1.13 2001/01/20 16:35:27 morsch |
50 | Increase mother volume for bellows. | |
51 | ||
1416b7f3 | 52 | Revision 1.12 2000/12/21 16:41:06 morsch |
53 | Coding convention clean-up (RS3) | |
54 | ||
13391c3e | 55 | Revision 1.11 2000/11/28 16:06:57 morsch |
56 | Undulated beam-pipe replaced by Al-Be (40,60) pipe 1.5 mm thick. | |
57 | ||
2196bc42 | 58 | Revision 1.10 2000/11/24 13:00:37 morsch |
59 | - Geometry and materials imported from euclid output | |
60 | - include comments | |
61 | - better struturing of volume tree | |
62 | - improved version of flange close to front absorber | |
63 | - more realistic pump materials | |
64 | - undulated beam pipe imported from v3. | |
65 | ||
7bd7faf8 | 66 | Revision 1.9 2000/10/02 21:28:15 fca |
67 | Removal of useless dependecies via forward declarations | |
68 | ||
94de3818 | 69 | Revision 1.8 2000/06/11 12:37:01 morsch |
70 | Coding rule violations corrected | |
71 | ||
b43eb0dc | 72 | Revision 1.7 2000/02/23 16:25:24 fca |
73 | AliVMC and AliGeant3 classes introduced | |
74 | ReadEuclid moved from AliRun to AliModule | |
75 | ||
b13db077 | 76 | Revision 1.6 1999/09/29 09:24:30 fca |
77 | Introduction of the Copyright and cvs Log | |
78 | ||
4c039060 | 79 | */ |
80 | ||
fe4da5cc | 81 | //////////////////////////////////////////////// |
82 | // Beam pipe class / | |
83 | //////////////////////////////////////////////// | |
84 | ||
fe4da5cc | 85 | #include "AliPIPEv0.h" |
86 | #include "AliRun.h" | |
7bd7faf8 | 87 | #include "AliConst.h" |
88 | #include "AliMagF.h" | |
94de3818 | 89 | #include "AliMC.h" |
fe4da5cc | 90 | #include "TSystem.h" |
22811e34 | 91 | |
92 | #include <iostream.h> | |
fe4da5cc | 93 | |
94 | ClassImp(AliPIPEv0) | |
95 | ||
96 | //_____________________________________________________________________________ | |
b8032157 | 97 | AliPIPEv0::AliPIPEv0() |
fe4da5cc | 98 | { |
b43eb0dc | 99 | // Constructor |
765e9e1a | 100 | SetPipeMaterial(); |
fe4da5cc | 101 | } |
102 | ||
103 | //_____________________________________________________________________________ | |
104 | AliPIPEv0::AliPIPEv0(const char *name, const char *title) | |
105 | : AliPIPE(name,title) | |
106 | { | |
b43eb0dc | 107 | // Constructor |
765e9e1a | 108 | SetPipeMaterial(); |
fe4da5cc | 109 | } |
110 | ||
111 | ||
112 | //___________________________________________ | |
113 | void AliPIPEv0::CreateGeometry() | |
114 | { | |
fe4da5cc | 115 | //Begin_Html |
116 | /* | |
1439f98e | 117 | <img src="picts/pipe.gif"> |
fe4da5cc | 118 | */ |
119 | //End_Html | |
120 | ||
121 | ||
122 | //Begin_Html | |
123 | /* | |
1439f98e | 124 | <img src="picts/tree_pipe.gif"> |
fe4da5cc | 125 | */ |
126 | //End_Html | |
127 | ||
9e1a0ddb | 128 | if(fDebug) printf("%s: Create PIPEv0 geometry \n",ClassName()); |
fe4da5cc | 129 | |
fe4da5cc | 130 | |
7bd7faf8 | 131 | Int_t *idtmed = fIdtmed->GetArray(); |
22811e34 | 132 | Float_t ppcon[84], ptube[3], pbox[3]; |
7bd7faf8 | 133 | Int_t i=0; |
134 | ||
7bd7faf8 | 135 | |
136 | Int_t idrotm[2099]; | |
137 | AliMatrix(idrotm[2001],90.,240., 0., 0., 90.,150.); | |
138 | AliMatrix(idrotm[2002],90., 0., 0., 0., 90.,270.); | |
139 | AliMatrix(idrotm[2003],90.,120., 0., 0., 90., 30.); | |
140 | AliMatrix(idrotm[2004],90.,315., 90., 45., 0., 0.); | |
141 | AliMatrix(idrotm[2005],90.,270., 90., 0., 0., 0.); | |
142 | AliMatrix(idrotm[2006],90.,225., 90.,315., 0., 0.); | |
143 | AliMatrix(idrotm[2007],90.,180., 90.,270., 0., 0.); | |
144 | AliMatrix(idrotm[2008],90.,135., 90.,225., 0., 0.); | |
145 | AliMatrix(idrotm[2009],90., 90., 90.,180., 0., 0.); | |
146 | AliMatrix(idrotm[2010],90., 45., 90.,135., 0., 0.); | |
147 | idrotm[2011] = 0; | |
148 | AliMatrix(idrotm[2012],90.,180., 90., 90.,180., 0.); | |
149 | AliMatrix(idrotm[2013],90., 0., 90., 90.,180., 0.); | |
614dff1c | 150 | // |
151 | // Bellow | |
152 | // | |
22811e34 | 153 | // distance between bellows |
614dff1c | 154 | const Float_t dzbb = 9.0; |
155 | // total size of bellow section | |
156 | const Float_t dzb = 15.0; | |
157 | // size of undulated region | |
158 | const Float_t dzub = 2.0; | |
159 | ||
160 | // half-lengths of various beam pipe sections | |
161 | // central Be-Pipe | |
162 | Float_t hlenQbbe1 = 40.; | |
163 | Float_t hlenQbbe2 = 36.5; | |
164 | Float_t hlenQbbe = (hlenQbbe1+hlenQbbe2)/2.; | |
165 | // | |
166 | // | |
167 | // Float_t hlenQbt1 = 5.5/2.; | |
168 | // | |
169 | // Pipe outside central region (non-absober side) | |
170 | Float_t hlenQbab = 157.5; | |
171 | // | |
172 | // Flange non-absorber side | |
173 | Float_t hlenQb29 = 11.5/2.+1.75 + 5.0; | |
174 | // | |
175 | // Bellow element | |
176 | Float_t hlenQbe0 = dzb; | |
177 | // | |
178 | // Inox pipe between Be and Bellow (absorber side) | |
179 | Float_t hlenQb24[3] = {10.5/2., 1.8, 3.3}; | |
180 | // | |
181 | // | |
182 | Float_t hlenQb28 = (800.-hlenQbbe1-2.*hlenQbab-4.*hlenQb29-2.*hlenQbe0)/2.; | |
183 | // | |
184 | // Position of the pump | |
185 | Float_t zPump = hlenQbbe1+2.*hlenQbab+2.*hlenQb29+dzb; | |
186 | // | |
187 | // Inner beam pipe radius | |
188 | Float_t RinBe = 2.9; | |
189 | Float_t RinSt = 2.92; | |
190 | // | |
191 | // | |
192 | Float_t RoutBe = 2.98; | |
193 | Float_t RoutSt = 3.00; | |
22811e34 | 194 | |
614dff1c | 195 | |
196 | // | |
197 | Float_t dz; | |
7bd7faf8 | 198 | |
fe4da5cc | 199 | // |
200 | // The peam pipe up to the Front Absorber | |
fe4da5cc | 201 | // |
7bd7faf8 | 202 | // Mother Volume QBPM |
614dff1c | 203 | ppcon[0] = 0; |
204 | ppcon[1] = 360; | |
205 | ppcon[2] = 18; | |
7bd7faf8 | 206 | // 1: |
614dff1c | 207 | ppcon[3] = -90.; |
208 | ppcon[4] = 0.; | |
209 | ppcon[5] = 4.4; | |
7bd7faf8 | 210 | // 2 |
614dff1c | 211 | ppcon[6] = -90+2.*hlenQb24[2]+2.8+2.*hlenQb24[1]; |
212 | ppcon[7] = 0.; | |
213 | ppcon[8] = 4.4; | |
7bd7faf8 | 214 | // 3 |
614dff1c | 215 | ppcon[9] = ppcon[6]; |
216 | ppcon[10] = 0.; | |
217 | ppcon[11] = 4.1; | |
22811e34 | 218 | // 4 |
614dff1c | 219 | ppcon[12] = ppcon[9] + 2. + 2.*dzub+0.2; |
220 | ppcon[13] = 0.; | |
221 | ppcon[14] = 4.1; | |
22811e34 | 222 | // 5 |
614dff1c | 223 | ppcon[15] = ppcon[12]; |
224 | ppcon[16] = 0.; | |
225 | ppcon[17] = 3.2; | |
22811e34 | 226 | // 6 |
614dff1c | 227 | ppcon[18] = ppcon[15] + 2.* dzbb-0.4; |
228 | ppcon[19] = 0.; | |
229 | ppcon[20] = 3.2; | |
7bd7faf8 | 230 | // 7 |
614dff1c | 231 | ppcon[21] = ppcon[18]; |
232 | ppcon[22] = 0.; | |
233 | ppcon[23] = 4.1; | |
7bd7faf8 | 234 | // 8 |
614dff1c | 235 | ppcon[24] = -44.; |
236 | ppcon[25] = 0.; | |
237 | ppcon[26] = 4.1; | |
7bd7faf8 | 238 | // 9 |
614dff1c | 239 | ppcon[27] = -44.; |
7bd7faf8 | 240 | ppcon[28] = 0; |
614dff1c | 241 | ppcon[29] = 3.0; |
22811e34 | 242 | // 10 |
614dff1c | 243 | ppcon[30] = 38.; |
7bd7faf8 | 244 | ppcon[31] = 0; |
614dff1c | 245 | ppcon[32] = 3.0; |
22811e34 | 246 | // 11 |
614dff1c | 247 | ppcon[33] = 38.; |
7bd7faf8 | 248 | ppcon[34] = 0; |
614dff1c | 249 | ppcon[35] = 3.6; |
22811e34 | 250 | // 12 |
614dff1c | 251 | ppcon[36] = hlenQbbe1+2.*hlenQbab-0.1; |
252 | ppcon[37] = 0.; | |
253 | ppcon[38] = 3.6; | |
254 | // 13 | |
255 | ppcon[39] = ppcon[36]; | |
256 | ppcon[40] = 0.; | |
257 | ppcon[41] = 3.6; | |
22811e34 | 258 | // 14 |
614dff1c | 259 | ppcon[42] = ppcon[39]+2.*hlenQb29-5.; |
260 | ppcon[43] = 0.; | |
261 | ppcon[44] = 3.6; | |
262 | // 15 | |
263 | ppcon[45] = ppcon[42]; | |
264 | ppcon[46] = 0.; | |
265 | ppcon[47] = 56.; | |
22811e34 | 266 | // 16 |
614dff1c | 267 | ppcon[48] = ppcon[45]+2.*dzb+10.; |
268 | ppcon[49] = 0.; | |
269 | ppcon[50] = 56.; | |
22811e34 | 270 | // 17 |
614dff1c | 271 | ppcon[51] = ppcon[48]; |
22811e34 | 272 | ppcon[52] = 0.; |
614dff1c | 273 | ppcon[53] = 3.6; |
22811e34 | 274 | // 18 |
614dff1c | 275 | ppcon[54] = 800.; |
22811e34 | 276 | ppcon[55] = 0.; |
614dff1c | 277 | ppcon[56] = 3.6; |
7bd7faf8 | 278 | |
614dff1c | 279 | gMC->Gsvolu("QBPM", "PCON", idtmed[kAir], ppcon,57); |
280 | ||
281 | ||
7bd7faf8 | 282 | // |
cd9c4f3a | 283 | // volume definitions of various sections |
284 | // | |
cd9c4f3a | 285 | |
614dff1c | 286 | // |
287 | // The Vacuum | |
288 | gMC->Gsvolu("QBVA","TUBE", idtmed[kVac], ptube, 0); | |
289 | ptube[0] = 0.0; | |
290 | ptube[1] = RinSt; | |
291 | ptube[2] = (90.-hlenQbbe2)/2.; | |
292 | dz = -90. + ptube[2]; | |
293 | gMC->Gsposp ("QBVA", 1, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3); | |
294 | dz = dz + ptube[2]; | |
295 | ||
296 | ptube[1] = RinBe; | |
297 | ptube[2] = hlenQbbe+hlenQbab; | |
298 | dz = dz + ptube[2]; | |
299 | gMC->Gsposp ("QBVA", 2, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3); | |
300 | dz = dz + ptube[2]; | |
301 | ||
302 | ptube[1] = RinSt; | |
303 | ptube[2] = (800.-hlenQbbe1-2.*hlenQbab)/2.; | |
304 | dz = dz + ptube[2]; | |
305 | gMC->Gsposp ("QBVA", 3, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3); | |
cd9c4f3a | 306 | |
614dff1c | 307 | // |
308 | // Be Pipe in central Alice | |
309 | ptube[0] = RinBe; | |
310 | ptube[1] = RoutBe; | |
cd9c4f3a | 311 | ptube[2] = hlenQbbe; |
7bd7faf8 | 312 | |
313 | gMC->Gsvolu("QBBE","TUBE", idtmed[kBe], ptube, 3); | |
7bd7faf8 | 314 | |
315 | // | |
614dff1c | 316 | // Support Ring |
7bd7faf8 | 317 | // |
614dff1c | 318 | // Mother |
319 | ppcon[0] = 0; | |
320 | ppcon[1] = 360; | |
321 | ppcon[2] = 6; | |
322 | // 1: | |
323 | ppcon[3] = -1.; | |
324 | ppcon[4] = 3.0; | |
325 | ppcon[5] = 3.4; | |
326 | // 2 | |
327 | ppcon[6] = -0.8; | |
328 | ppcon[7] = 3.0; | |
329 | ppcon[8] = 3.4; | |
330 | // 3 | |
331 | ppcon[9] = -0.8; | |
332 | ppcon[10] = 3.0; | |
333 | ppcon[11] = 3.2; | |
334 | // 4 | |
335 | ppcon[12] = 0.8; | |
336 | ppcon[13] = 3.0; | |
337 | ppcon[14] = 3.2; | |
338 | // 5 | |
339 | ppcon[15] = 0.8; | |
340 | ppcon[16] = 3.0; | |
341 | ppcon[17] = 3.4; | |
342 | // 6 | |
343 | ppcon[18] = 1.0; | |
344 | ppcon[19] = 3.0; | |
345 | ppcon[20] = 3.4; | |
7bd7faf8 | 346 | |
7bd7faf8 | 347 | |
614dff1c | 348 | gMC->Gsvolu("QBSR", "PCON", idtmed[kC], ppcon,21); |
349 | gMC->Gspos("QBSR", 1, "QBPM", 0.0, 0.0, 40., 0, "ONLY"); | |
350 | gMC->Gspos("QBSR", 2, "QBPM", 0.0, 0.0, 150., 0, "ONLY"); | |
351 | gMC->Gspos("QBSR", 3, "QBPM", 0.0, 0.0, 260., 0, "ONLY"); | |
352 | gMC->Gspos("QBSR", 4, "QBPM", 0.0, 0.0,- 46., 0, "ONLY"); | |
7bd7faf8 | 353 | // |
614dff1c | 354 | // Flange and Fixed Point: non absorber side |
7bd7faf8 | 355 | // |
614dff1c | 356 | // ----------> |
357 | // | |
358 | // Mother | |
359 | ppcon[0] = 0; | |
360 | ppcon[1] = 360; | |
361 | ppcon[2] = 4; | |
362 | // 1: | |
363 | ppcon[3] = -hlenQb29; | |
364 | ppcon[4] = RinSt; | |
365 | ppcon[5] = 5.8; | |
366 | // 2 | |
367 | ppcon[6] = ppcon[3]+3.6; | |
368 | ppcon[7] = RinSt; | |
369 | ppcon[8] = 5.8; | |
370 | // 3 | |
371 | ppcon[9] = ppcon[6]; | |
372 | ppcon[10] = RinSt; | |
373 | ppcon[11] = 3.6; | |
374 | // 4 | |
375 | ppcon[12] = hlenQb29; | |
376 | ppcon[13] = RinSt; | |
377 | ppcon[14] = 3.6; | |
7bd7faf8 | 378 | |
614dff1c | 379 | gMC->Gsvolu("QB29", "PCON", idtmed[kAir], ppcon,15); |
7bd7faf8 | 380 | |
7bd7faf8 | 381 | |
614dff1c | 382 | // Flange |
383 | ptube[0] = RinSt; | |
384 | ptube[1] = 5.7; | |
385 | ptube[2] = 1.75; | |
386 | gMC->Gsvolu("QF29","TUBE", idtmed[kInox], ptube, 3); | |
387 | gMC->Gspos("QF29", 1, "QB29", 0.0, 0.0, -hlenQb29+1.75, 0, "ONLY"); | |
388 | // Pipe | |
389 | ptube[0] = RinSt; | |
390 | ptube[1] = 3.0; | |
cd9c4f3a | 391 | ptube[2] = hlenQb29; |
614dff1c | 392 | gMC->Gsvolu("QS29","TUBE", idtmed[kInox], ptube, 3); |
393 | gMC->Gspos("QS29", 1, "QB29", 0.0, 0.0, 0., 0, "ONLY"); | |
394 | // Fixed point | |
395 | ptube[0] = RinSt; | |
396 | ptube[1] = 3.5; | |
397 | ptube[2] = 0.3; | |
398 | gMC->Gsvolu("QP29","TUBE", idtmed[kInox], ptube, 3); | |
399 | gMC->Gspos("QP29", 1, "QB29", 0.0, 0.0, -hlenQb29+9.75+3., 0, "ONLY"); | |
22811e34 | 400 | |
614dff1c | 401 | // |
7bd7faf8 | 402 | // |
cd9c4f3a | 403 | // Inox beam pipe: final section on non-absorber side |
7bd7faf8 | 404 | |
614dff1c | 405 | ptube[0] = RinSt; |
406 | ptube[1] = RoutSt; | |
cd9c4f3a | 407 | ptube[2] = hlenQb28; |
7bd7faf8 | 408 | |
409 | gMC->Gsvolu("QB28","TUBE", idtmed[kInox], ptube, 3); | |
7bd7faf8 | 410 | |
2196bc42 | 411 | |
412 | // Al-Be (40-60 wgt%, rho=2.7 g/cm**3) beam pipe | |
413 | // | |
614dff1c | 414 | // This section is under study (A.M. 1/2/2002) |
765e9e1a | 415 | // |
416 | ||
614dff1c | 417 | ptube[0] = RinBe; |
765e9e1a | 418 | if (fPipeMaterial == kAlu) { |
419 | ptube[1] = 3.0; | |
420 | } else if (fPipeMaterial == kBe) { | |
614dff1c | 421 | ptube[1] = RoutBe; |
765e9e1a | 422 | } else if (fPipeMaterial == kInox){ |
614dff1c | 423 | ptube[1] = RoutSt; |
765e9e1a | 424 | } |
cd9c4f3a | 425 | ptube[2] = hlenQbab; |
2196bc42 | 426 | |
765e9e1a | 427 | gMC->Gsvolu("QBAB","TUBE", idtmed[fPipeMaterial], ptube, 3); |
2196bc42 | 428 | |
cd9c4f3a | 429 | // 2.5 mm thick SS tube for hanging pump |
614dff1c | 430 | /* |
431 | ptube[0] = Rin; | |
7bd7faf8 | 432 | ptube[1] = 3.15; |
cd9c4f3a | 433 | ptube[2] = hlenQb26; |
7bd7faf8 | 434 | |
cd9c4f3a | 435 | gMC->Gsvolu("QB26","TUBE", idtmed[kInox], ptube, 3); |
614dff1c | 436 | */ |
7bd7faf8 | 437 | // |
438 | // Bellows | |
fe4da5cc | 439 | // |
22811e34 | 440 | // |
7bd7faf8 | 441 | // Mother Volume |
614dff1c | 442 | Float_t pconQBE0[33]; |
443 | pconQBE0[ 0]= 0; | |
444 | pconQBE0[ 1]= 360; | |
445 | pconQBE0[ 2]= 10; | |
446 | // 1 | |
447 | pconQBE0[ 3]= -dzb; | |
448 | pconQBE0[ 4]= RinSt; | |
449 | pconQBE0[ 5]= RoutSt; | |
450 | // 2 | |
451 | pconQBE0[ 6]= -dzb+2.; | |
452 | pconQBE0[ 7]= RinSt; | |
453 | pconQBE0[ 8]= RoutSt; | |
454 | // 3 | |
455 | pconQBE0[ 9]= -dzb+2.; | |
456 | pconQBE0[10]= RinSt; | |
457 | pconQBE0[11]= 4.00; | |
458 | // 4 | |
459 | pconQBE0[12]= -dzb+2.+2.*dzub; | |
460 | pconQBE0[13]= RinSt; | |
461 | pconQBE0[14]= 4.00; | |
462 | // 5 | |
463 | pconQBE0[15]= -dzb+2.+2.*dzub; | |
464 | pconQBE0[16]= RinSt; | |
465 | pconQBE0[17]= RoutSt; | |
466 | // 6 | |
467 | pconQBE0[18]= -dzb+2.+2.*dzub+2.*dzbb; | |
468 | pconQBE0[19]= RinSt; | |
469 | pconQBE0[20]= RoutSt; | |
470 | // 7 | |
471 | pconQBE0[21]= -dzb+2.+2.*dzub+2.*dzbb; | |
472 | pconQBE0[22]= RinSt; | |
473 | pconQBE0[23]= 4.00; | |
474 | // 8 | |
475 | pconQBE0[24]= -dzb+2.+4.*dzub+2.*dzbb; | |
476 | pconQBE0[25]= RinSt; | |
477 | pconQBE0[26]= 4.00; | |
478 | // 9 | |
479 | pconQBE0[27]= -dzb+2.+4.*dzub+2.*dzbb; | |
480 | pconQBE0[28]= RinSt; | |
481 | pconQBE0[29]= RoutSt; | |
482 | // 10 | |
483 | pconQBE0[30]= +dzb; | |
484 | pconQBE0[31]= RinSt; | |
485 | pconQBE0[32]= RoutSt; | |
486 | gMC->Gsvolu("QBE0", "PCON", idtmed[kAir], pconQBE0, 33); | |
487 | // | |
488 | // Undulated piece mother | |
489 | ptube[0] = RinSt; | |
490 | ptube[1] = 4.00; | |
491 | ptube[2] = dzub; | |
7bd7faf8 | 492 | gMC->Gsvolu("QBEM","TUBE", idtmed[kAir], ptube, 3); |
614dff1c | 493 | dz = -dzb+2.+dzub; |
494 | gMC->Gspos("QBEM", 2 ,"QBE0", 0.0, 0.0, dz, 0 , "ONLY"); | |
495 | gMC->Gspos("QBEM", 1 ,"QBE0", 0.0, 0.0, -dz, idrotm[2012], "ONLY"); | |
496 | // | |
497 | Float_t pund[30]; | |
498 | Float_t uw = 0.02; | |
499 | Float_t ur = 2.*dzub-12.*uw; | |
500 | Float_t uz = ur/13.; | |
501 | Float_t ut = uz+uw; | |
502 | ||
503 | pund[ 0] = 0; | |
504 | pund[ 1] = 360; | |
13a638e8 | 505 | pund[ 2] = 8; |
614dff1c | 506 | |
507 | pund[ 3] = -ut; | |
508 | pund[ 4] = RinSt; | |
509 | pund[ 5] = RinSt+uw; | |
510 | ||
511 | pund[ 6] = -ut+uz; | |
512 | pund[ 7] = pund[4]; | |
513 | pund[ 8] = pund[5]; | |
514 | ||
515 | pund[ 9] = pund[6]; | |
516 | pund[10] = pund[4]; | |
517 | pund[11] = 4.0; | |
518 | ||
519 | pund[12] = pund[9]+uw; | |
520 | pund[13] = pund[10]; | |
521 | pund[14] = pund[11]; | |
522 | ||
523 | pund[15] = pund[12]; | |
524 | pund[16] = 4.0-uw; | |
525 | pund[17] = pund[14]; | |
526 | ||
527 | pund[18] = pund[12]+uz; | |
528 | pund[19] = pund[16]; | |
529 | pund[20] = pund[17]; | |
530 | ||
531 | pund[21] = pund[18]; | |
532 | pund[22] = RinSt; | |
533 | pund[23] = pund[20]; | |
534 | ||
535 | pund[24] = pund[21]+uw; | |
536 | pund[25] = pund[22]; | |
537 | pund[26] = pund[23]; | |
614dff1c | 538 | |
13a638e8 | 539 | gMC->Gsvolu("QBEU", "PCON", idtmed[kInox], pund, 27); |
614dff1c | 540 | |
541 | for (i = 0; i < 6; i++) | |
542 | { | |
543 | dz = -dzub+(1+2*i)*ut; | |
544 | gMC->Gspos("QBEU", i+1 ,"QBEM", 0.0, 0.0, dz, 0 , "ONLY"); | |
7bd7faf8 | 545 | } |
614dff1c | 546 | ptube[0] = RinSt; |
547 | ptube[1] = RinSt+uw; | |
548 | ptube[2] = uz; | |
549 | gMC->Gsvolu("QBEW","TUBE", idtmed[kInox], ptube, 3); | |
550 | gMC->Gspos("QBEW", 1 ,"QBEM", 0.0, 0.0, dzub-uz, 0 , "ONLY"); | |
7bd7faf8 | 551 | // |
614dff1c | 552 | // BeamPipe |
553 | gMC->Gsvolu("QBEP","TUBE", idtmed[kInox], ptube, 0); | |
554 | ptube[0] = RinSt; | |
555 | ptube[1] = RoutSt; | |
556 | ptube[2] = 1.; | |
557 | gMC->Gsposp("QBEP", 1 ,"QBE0", 0.0, 0.0, -dzb+1., 0 , "ONLY", ptube, 3); | |
558 | gMC->Gsposp("QBEP", 2 ,"QBE0", 0.0, 0.0, dzb-1., 0 , "ONLY", ptube, 3); | |
559 | ptube[2] = dzbb; | |
560 | gMC->Gsposp("QBEP", 3 ,"QBE0", 0.0, 0.0, 0., 0 , "ONLY", ptube, 3); | |
561 | // | |
562 | // End undulated part | |
563 | // | |
564 | // | |
565 | // ----> End Bellow | |
566 | // | |
567 | // **** Placement of various sections on non-absorber side **** | |
7bd7faf8 | 568 | // |
cd9c4f3a | 569 | // |
614dff1c | 570 | // first the beryllium section |
571 | Float_t zpos = -(hlenQbbe2-hlenQbbe1)/2; | |
cd9c4f3a | 572 | gMC->Gspos("QBBE", 1, "QBPM", 0., 0., zpos, 0, "ONLY"); |
573 | ||
574 | // next meta-metal transition QBT1 on on-absorber side | |
614dff1c | 575 | // zpos = zpos + hlenQbbe + hlenQbt1; |
576 | // gMC->Gspos("QBT1", 1, "QBPM", 0., 0., zpos, 0, "ONLY"); | |
cd9c4f3a | 577 | |
578 | // Aluminium OR Al-be alloy section | |
614dff1c | 579 | zpos = hlenQbbe1+hlenQbab; |
cd9c4f3a | 580 | gMC->Gspos("QBAB", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY"); |
614dff1c | 581 | // |
cd9c4f3a | 582 | // inox flange at the start of bellow |
cd9c4f3a | 583 | zpos = zpos + hlenQbab + hlenQb29; |
614dff1c | 584 | gMC->Gspos("QB29", 1, "QBPM", 0.0, 0.0, zpos, idrotm[2012], "ONLY"); |
585 | // | |
cd9c4f3a | 586 | // bellow section |
cd9c4f3a | 587 | zpos = zpos + hlenQb29 + hlenQbe0; |
614dff1c | 588 | gMC->Gspos("QBE0", 2 ,"QBPM", 0.0, 0.0, zpos, 0, "ONLY"); |
589 | // | |
cd9c4f3a | 590 | // inox flange at the end of bellow and start of thick inox for pump |
cd9c4f3a | 591 | zpos = zpos + hlenQbe0 + hlenQb29; |
614dff1c | 592 | gMC->Gspos("QB29", 2, "QBPM", 0.0, 0.0, zpos, 0, "ONLY"); |
593 | // | |
cd9c4f3a | 594 | //last inox section till 800 cm |
cd9c4f3a | 595 | zpos = zpos + hlenQb29 + hlenQb28; |
596 | gMC->Gspos("QB28", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY"); | |
614dff1c | 597 | |
cd9c4f3a | 598 | //******** end of placement on no-absorber side ********* |
599 | ||
600 | // | |
601 | // **** Absorber side ***** | |
602 | // | |
603 | // | |
614dff1c | 604 | /* |
cd9c4f3a | 605 | // metal-metal transition : Be-Alu on absorber side |
606 | // Mother Volume | |
607 | ptube[0] = 2.900; | |
608 | ptube[1] = 4.200; | |
609 | ptube[2] = 2.750; | |
610 | gMC->Gsvolu("QBT2","TUBE", idtmed[kAir], ptube, 3); | |
611 | // z = 43.3 - 48.8 | |
612 | gMC->Gspos("QBT2", 1, "QBPM", 0., 0., -hlenQbbe-ptube[2], idrotm[2012], "ONLY"); | |
613 | ||
614 | ptube[0] = 2.900; | |
615 | ptube[1] = 3.150; | |
616 | ptube[2] = 0.375; | |
617 | // | |
618 | // Be-part | |
619 | gMC->Gsvolu("QB02","TUBE", idtmed[kAlu], ptube, 3); | |
620 | ||
621 | ptube[1] = 3.000; | |
622 | gMC->Gsvolu("QBA2","TUBE", idtmed[kBe], ptube, 3); | |
623 | ||
624 | gMC->Gspos("QBA2", 1, "QB02", 0., 0., 0, 0, "ONLY"); | |
625 | // z = -2.75 -> -2.00 | |
626 | gMC->Gspos("QB02", 1, "QBT2", 0., 0.,-2.75+ptube[2], 0, "ONLY"); | |
627 | ||
628 | // Alu part | |
629 | ptube[0] = 2.900; | |
630 | ptube[1] = 3.150; | |
631 | ptube[2] = 2.375; | |
632 | // z = -2.00 -> 2.75 | |
633 | gMC->Gsvolu("QB04","TUBE", idtmed[kAlu], ptube, 3); | |
634 | gMC->Gspos("QB04", 1, "QBT2", 0., 0.,-2.+ptube[2], 0, "ONLY"); | |
635 | ||
636 | ||
637 | ptube[0] = 3.15; | |
638 | ptube[1] = 3.50; | |
639 | ptube[2] = 0.10; | |
640 | // z = 2.55 -> 2.75 | |
641 | gMC->Gsvolu("QB06","TUBE", idtmed[kAlu], ptube, 3); | |
642 | gMC->Gspos("QB06", 1, "QBT2", 0., 0., 2.55+ptube[2], 0, "ONLY"); | |
643 | ||
644 | ||
645 | // Fixation | |
646 | ptube[0] = 0.0; | |
647 | ptube[1] = 0.1; | |
648 | ptube[2] = 0.5; | |
649 | ||
650 | gMC->Gsvolu("QBA8","TUBE", idtmed[kInox], ptube, 3); | |
651 | gMC->Gspos("QBA8", 1 ,"QBT2", 0.000, 3.650, -1.25, idrotm[2002], "ONLY"); | |
652 | gMC->Gspos("QBA8", 2 ,"QBT2", 3.161, -1.825, -1.25, idrotm[2001], "ONLY"); | |
653 | gMC->Gspos("QBA8", 3 ,"QBT2", -3.161, -1.825, -1.25, idrotm[2003], "ONLY"); | |
654 | ||
655 | // Carbon ring | |
656 | ptube[0] = 3.15; | |
657 | ptube[1] = 4.10; | |
658 | ptube[2] = 0.55; | |
659 | ||
660 | gMC->Gsvolu("QB77","TUBE", idtmed[kC], ptube, 3); | |
661 | ||
662 | ptube[0] = 3.15; | |
663 | ptube[1] = 3.50; | |
664 | ptube[2] = 0.10; | |
665 | gMC->Gsvolu("QBB7","TUBE", idtmed[kInox], ptube, 3); | |
666 | gMC->Gspos("QBB7", 1, "QB77", 0.0, 0.0, 0.55-0.2, 0, "ONLY"); | |
667 | gMC->Gspos("QB77", 1, "QBT2", 0.0, 0.0, 2., 0, "ONLY"); | |
614dff1c | 668 | */ |
669 | // | |
670 | // Beam pipes between elements | |
671 | // | |
cd9c4f3a | 672 | |
614dff1c | 673 | gMC->Gsvolu("QB24","TUBE", idtmed[kInox], ptube, 0); |
674 | ptube[0] = RinSt; | |
675 | ptube[1] = RoutSt; | |
676 | ptube[2] = hlenQb24[0]; | |
677 | dz = hlenQbbe2 + ptube[2]; | |
678 | gMC->Gsposp("QB24", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY", ptube, 3); | |
679 | // | |
680 | // Bellow on absorber side | |
681 | dz = dz+hlenQb24[0] + dzb; | |
682 | gMC->Gspos("QBE0", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY"); | |
683 | // | |
684 | ptube[2] = hlenQb24[1]; | |
685 | dz = dz + dzb + ptube[2]; | |
686 | gMC->Gsposp("QB24", 2 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY", ptube, 3); | |
687 | dz = dz + ptube[2]; | |
7bd7faf8 | 688 | |
7bd7faf8 | 689 | // |
7bd7faf8 | 690 | // Flange |
691 | // | |
692 | // Mother Volume | |
614dff1c | 693 | ptube[0] = RinSt; |
7bd7faf8 | 694 | ptube[1] = 4.300; |
614dff1c | 695 | ptube[2] = 1.4; |
7bd7faf8 | 696 | |
614dff1c | 697 | gMC->Gsvolu("QFA0","TUBE", idtmed[kInox], ptube, 3); |
698 | dz = dz + ptube[2]; | |
699 | gMC->Gspos("QFA0", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY"); | |
700 | dz = dz + ptube[2]; | |
7bd7faf8 | 701 | // |
614dff1c | 702 | // |
703 | ptube[0] = RinSt; | |
704 | ptube[1] = RoutSt; | |
705 | ptube[2] = hlenQb24[2]; | |
706 | dz = dz + ptube[2]; | |
707 | gMC->Gsposp("QB24", 3 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY", ptube, 3); | |
cd9c4f3a | 708 | |
709 | ||
fe4da5cc | 710 | // --- Place the PIPE ghost volume (QBPM) in its mother volume (ALIC) |
cd9c4f3a | 711 | // by rotating it to 180 deg. and make it invisible |
fe4da5cc | 712 | // |
7bd7faf8 | 713 | gMC->Gspos("QBPM",1,"ALIC",0,0,0,idrotm[2013], "ONLY"); |
fddcf8f7 | 714 | gMC->Gsbool("QBPM", "L3DX"); |
715 | gMC->Gsbool("QBPM", "L3O3"); | |
716 | gMC->Gsbool("QBPM", "L3O4"); | |
7bd7faf8 | 717 | |
cd9c4f3a | 718 | |
7bd7faf8 | 719 | // |
cd9c4f3a | 720 | // ******** Ion Pump volume description starts here ****** |
7bd7faf8 | 721 | // |
7bd7faf8 | 722 | // |
723 | // Getters -> | |
724 | pbox[0] = 6.50; | |
725 | pbox[1] = 6.75; | |
726 | pbox[2] = 15.60; | |
727 | gMC->Gsvolu("QI32","BOX", idtmed[kInox], pbox, 3); | |
728 | ||
729 | pbox[0] = 5.90; | |
730 | pbox[1] = 6.15; | |
731 | pbox[2] = 15.00; | |
732 | gMC->Gsvolu("QI42","BOX", idtmed[kGetter], pbox, 3); | |
733 | gMC->Gspos("QI42", 1, "QI32", 0.0, 0.0, 0.0, 0, "ONLY"); | |
734 | // <- | |
735 | ||
736 | ptube[0] = 0.0; | |
737 | ptube[1] = 19.0; | |
738 | ptube[2] = 2.5; | |
739 | gMC->Gsvolu("QI33","TUBE", idtmed[kInox], ptube, 3); | |
740 | ||
741 | ||
742 | ptube[0] = 0.0; | |
743 | ptube[1] = 15.0; | |
744 | ptube[2] = 2.5; | |
14b75006 | 745 | gMC->Gsvolu("QI43","TUBE", idtmed[kAir], ptube, 3); |
7bd7faf8 | 746 | gMC->Gspos("QI43", 1, "QI33", 0.0, 0.0, 0.0, 0, "ONLY"); |
747 | // | |
748 | // Connecting tube -> | |
749 | ptube[0] = 0.0; | |
750 | ptube[1] = 5.4; | |
cd9c4f3a | 751 | ptube[2] = 14.6; |
7bd7faf8 | 752 | gMC->Gsvolu("QI34","TUBE", idtmed[kInox], ptube, 3); |
753 | ||
754 | ptube[0] = 0.0; | |
755 | ptube[1] = 4.8; | |
cd9c4f3a | 756 | ptube[2] = 14.6; |
14b75006 | 757 | gMC->Gsvolu("QI44","TUBE", idtmed[kAir], ptube, 3); |
7bd7faf8 | 758 | gMC->Gspos("QI44", 1, "QI34", 0.0, 0.0, 0.0, 0, "ONLY"); |
759 | // <- | |
760 | ||
761 | // | |
762 | // Flange -> | |
cd9c4f3a | 763 | ptube[0] = 5.41; |
7bd7faf8 | 764 | ptube[1] = 7.30; |
765 | ptube[2] = 2.15; | |
766 | gMC->Gsvolu("QI35","TUBE", idtmed[kInox], ptube, 3); | |
7bd7faf8 | 767 | // <- |
cd9c4f3a | 768 | gMC->Gspos("QI32", 1, "QBPM", 0.0, -44.25, zPump, 0, "ONLY"); |
769 | gMC->Gspos("QI33", 1, "QBPM", 0.0, -35.00, zPump,idrotm[2002], "ONLY"); | |
770 | gMC->Gspos("QI34", 1, "QBPM", 0.0, -17.90, zPump,idrotm[2002], "ONLY"); | |
771 | gMC->Gspos("QI35", 1, "QBPM", 0.0, -24.35, zPump,idrotm[2002], "ONLY"); | |
fe4da5cc | 772 | |
22811e34 | 773 | gMC->Gsatt("QBPM", "SEEN", 1); |
774 | gMC->Gsatt("QBEM", "SEEN", 1); | |
fe4da5cc | 775 | } |
776 | ||
cd9c4f3a | 777 | |
fe4da5cc | 778 | |
779 | //___________________________________________ | |
780 | void AliPIPEv0::CreateMaterials() | |
781 | { | |
7bd7faf8 | 782 | // |
13391c3e | 783 | // Define materials for beam pipe |
7bd7faf8 | 784 | // |
13391c3e | 785 | |
9e1a0ddb | 786 | if(fDebug) printf("%s: Create PIPEv0 materials \n",ClassName()); |
7bd7faf8 | 787 | Int_t isxfld = gAlice->Field()->Integ(); |
788 | Float_t sxmgmx = gAlice->Field()->Max(); | |
2196bc42 | 789 | // Steel (Inox) |
7bd7faf8 | 790 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; |
791 | Float_t zsteel[4] = { 26.,24.,28.,14. }; | |
792 | Float_t wsteel[4] = { .715,.18,.1,.005 }; | |
2196bc42 | 793 | // AlBe - alloy |
794 | Float_t aAlBe[2] = { 26.98, 9.01}; | |
795 | Float_t zAlBe[2] = { 13.00, 4.00}; | |
796 | Float_t wAlBe[2] = { 0.4, 0.6}; | |
797 | ||
7bd7faf8 | 798 | // |
799 | // Berillium | |
800 | AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7); | |
801 | // | |
802 | // Carbon | |
803 | AliMaterial(6, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); | |
804 | // | |
805 | // Aluminum | |
806 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
807 | // | |
808 | // Air | |
809 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); | |
810 | // | |
811 | // Vacuum | |
812 | AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
813 | // | |
814 | // stainless Steel | |
815 | AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
816 | // | |
817 | // reduced density steel to approximate pump getter material | |
818 | AliMixture(20, "GETTER$", asteel, zsteel, 1.00, 4, wsteel); | |
2196bc42 | 819 | // Al-Be alloy |
820 | // | |
821 | AliMixture(21, "AlBe$", aAlBe, zAlBe, 2.07, 2, wAlBe); | |
7bd7faf8 | 822 | // |
823 | // **************** | |
824 | // Defines tracking media parameters. | |
825 | // | |
826 | Float_t epsil = .001; // Tracking precision, | |
827 | Float_t stemax = -0.01; // Maximum displacement for multiple scat | |
828 | Float_t tmaxfd = -20.; // Maximum angle due to field deflection | |
829 | Float_t deemax = -.3; // Maximum fractional energy loss, DLS | |
830 | Float_t stmin = -.8; | |
831 | // *************** | |
832 | // | |
833 | // Beryllium | |
834 | ||
835 | AliMedium(5, "BE", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
836 | ||
837 | // Carbon | |
838 | AliMedium(6, "C", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
839 | // | |
840 | // Aluminum | |
841 | AliMedium(9, "ALU", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
842 | // | |
843 | // Air | |
844 | AliMedium(15, "AIR", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
845 | // | |
846 | // Vacuum | |
847 | AliMedium(16, "VACUUM", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
848 | // | |
849 | // Steel | |
850 | AliMedium(19, "INOX", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
851 | // | |
852 | // Getter | |
853 | AliMedium(20, "GETTER", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
2196bc42 | 854 | // |
855 | // AlBe - Aloy | |
856 | AliMedium(21, "AlBe" , 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
857 | ||
fe4da5cc | 858 | } |
859 | ||
860 | ||
fe4da5cc | 861 | |
862 | ||
863 | ||
864 | ||
865 | ||
866 | ||
867 | ||
868 |