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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 | ||
eeacf08b | 16 | /* $Id$ */ |
4c039060 | 17 | |
eeacf08b | 18 | //------------------------------------------------------------------------- |
19 | // Beam pipe class | |
20 | // Default version | |
21 | // Author: A.Morsch | |
22 | //------------------------------------------------------------------------- | |
fe4da5cc | 23 | |
88cb7938 | 24 | #include <Riostream.h> |
25 | ||
26 | #include <TSystem.h> | |
27 | #include <TVirtualMC.h> | |
28 | ||
7bd7faf8 | 29 | #include "AliConst.h" |
30 | #include "AliMagF.h" | |
88cb7938 | 31 | #include "AliPIPEv0.h" |
32 | #include "AliRun.h" | |
4951e003 | 33 | #include "AliLog.h" |
fe4da5cc | 34 | |
35 | ClassImp(AliPIPEv0) | |
6772b8d8 | 36 | |
fe4da5cc | 37 | |
38 | //_____________________________________________________________________________ | |
6772b8d8 | 39 | AliPIPEv0::AliPIPEv0(): |
40 | fPipeMaterial(kBe) | |
fe4da5cc | 41 | { |
b43eb0dc | 42 | // Constructor |
fe4da5cc | 43 | } |
44 | ||
45 | //_____________________________________________________________________________ | |
46 | AliPIPEv0::AliPIPEv0(const char *name, const char *title) | |
6772b8d8 | 47 | : AliPIPE(name,title), |
48 | fPipeMaterial(kBe) | |
fe4da5cc | 49 | { |
b43eb0dc | 50 | // Constructor |
fe4da5cc | 51 | } |
52 | ||
53 | ||
54 | //___________________________________________ | |
55 | void AliPIPEv0::CreateGeometry() | |
56 | { | |
fe4da5cc | 57 | //Begin_Html |
58 | /* | |
1439f98e | 59 | <img src="picts/pipe.gif"> |
fe4da5cc | 60 | */ |
61 | //End_Html | |
62 | ||
63 | ||
64 | //Begin_Html | |
65 | /* | |
1439f98e | 66 | <img src="picts/tree_pipe.gif"> |
fe4da5cc | 67 | */ |
68 | //End_Html | |
69 | ||
4951e003 | 70 | AliDebugClass(1,"Create PIPEv0 geometry"); |
fe4da5cc | 71 | |
fe4da5cc | 72 | |
7bd7faf8 | 73 | Int_t *idtmed = fIdtmed->GetArray(); |
b0090333 | 74 | Float_t ppcon[90], ptube[3], pbox[3]; |
7bd7faf8 | 75 | Int_t i=0; |
76 | ||
7bd7faf8 | 77 | |
78 | Int_t idrotm[2099]; | |
79 | AliMatrix(idrotm[2001],90.,240., 0., 0., 90.,150.); | |
80 | AliMatrix(idrotm[2002],90., 0., 0., 0., 90.,270.); | |
81 | AliMatrix(idrotm[2003],90.,120., 0., 0., 90., 30.); | |
82 | AliMatrix(idrotm[2004],90.,315., 90., 45., 0., 0.); | |
83 | AliMatrix(idrotm[2005],90.,270., 90., 0., 0., 0.); | |
84 | AliMatrix(idrotm[2006],90.,225., 90.,315., 0., 0.); | |
85 | AliMatrix(idrotm[2007],90.,180., 90.,270., 0., 0.); | |
86 | AliMatrix(idrotm[2008],90.,135., 90.,225., 0., 0.); | |
87 | AliMatrix(idrotm[2009],90., 90., 90.,180., 0., 0.); | |
88 | AliMatrix(idrotm[2010],90., 45., 90.,135., 0., 0.); | |
89 | idrotm[2011] = 0; | |
90 | AliMatrix(idrotm[2012],90.,180., 90., 90.,180., 0.); | |
91 | AliMatrix(idrotm[2013],90., 0., 90., 90.,180., 0.); | |
614dff1c | 92 | // |
93 | // Bellow | |
94 | // | |
22811e34 | 95 | // distance between bellows |
614dff1c | 96 | // total size of bellow section |
d013be8e | 97 | const Float_t kdzb = 14.6; |
614dff1c | 98 | // size of undulated region |
b63a407c | 99 | // |
100 | // Absorber side | |
101 | // | |
102 | // distance between bellows | |
d013be8e | 103 | const Float_t kdzbbA = 4.6; |
b63a407c | 104 | // total size of bellow section |
d013be8e | 105 | const Float_t kdzbA = 14.6; |
b63a407c | 106 | // size of undulated region |
107 | const Float_t kdzubA = 3.75; | |
614dff1c | 108 | |
109 | // half-lengths of various beam pipe sections | |
110 | // central Be-Pipe | |
111 | Float_t hlenQbbe1 = 40.; | |
112 | Float_t hlenQbbe2 = 36.5; | |
113 | Float_t hlenQbbe = (hlenQbbe1+hlenQbbe2)/2.; | |
114 | // | |
115 | // | |
116 | // Float_t hlenQbt1 = 5.5/2.; | |
117 | // | |
d2c19024 | 118 | // Pipe outside central region (non-absorber side) |
119 | Float_t hlenQbab = 157.5 + 23./2.; | |
614dff1c | 120 | // |
121 | // Flange non-absorber side | |
122 | Float_t hlenQb29 = 11.5/2.+1.75 + 5.0; | |
123 | // | |
124 | // Bellow element | |
b63a407c | 125 | Float_t hlenQbe0 = kdzbA; |
614dff1c | 126 | // |
127 | // Inox pipe between Be and Bellow (absorber side) | |
d013be8e | 128 | Float_t hlenQb24[3] = {11.3/2., 1.8, 3.3}; |
614dff1c | 129 | // |
130 | // | |
131 | Float_t hlenQb28 = (800.-hlenQbbe1-2.*hlenQbab-4.*hlenQb29-2.*hlenQbe0)/2.; | |
132 | // | |
133 | // Position of the pump | |
eeacf08b | 134 | Float_t zPump = hlenQbbe1+2.*hlenQbab+2.*hlenQb29+kdzb; |
614dff1c | 135 | // |
136 | // Inner beam pipe radius | |
ed9bfb0d | 137 | // Be |
eeacf08b | 138 | const Float_t kRinBe = 2.9; |
ed9bfb0d | 139 | // Steel |
140 | const Float_t kRinSt = 2.9; | |
141 | // Bellow | |
142 | const Float_t kRinSB = 2.92; | |
614dff1c | 143 | // |
ed9bfb0d | 144 | // Outer beam pipe radius |
145 | // Be | |
eeacf08b | 146 | const Float_t kRoutBe = 2.98; |
ed9bfb0d | 147 | // Steel |
148 | const Float_t kRoutSt = 2.98; | |
149 | // Bellow | |
150 | const Float_t kRoutSB = 3.00; | |
614dff1c | 151 | |
152 | // | |
153 | Float_t dz; | |
7bd7faf8 | 154 | |
fe4da5cc | 155 | // |
156 | // The peam pipe up to the Front Absorber | |
fe4da5cc | 157 | // |
7bd7faf8 | 158 | // Mother Volume QBPM |
614dff1c | 159 | ppcon[0] = 0; |
160 | ppcon[1] = 360; | |
b0090333 | 161 | ppcon[2] = 20; |
162 | // 1 | |
614dff1c | 163 | ppcon[3] = -90.; |
164 | ppcon[4] = 0.; | |
b0090333 | 165 | ppcon[5] = 3.1; |
7bd7faf8 | 166 | // 2 |
b0090333 | 167 | ppcon[6] = -84.; |
614dff1c | 168 | ppcon[7] = 0.; |
b0090333 | 169 | ppcon[8] = 3.1; |
7bd7faf8 | 170 | // 3 |
b0090333 | 171 | ppcon[9] = -84.; |
614dff1c | 172 | ppcon[10] = 0.; |
b0090333 | 173 | ppcon[11] = 4.4; |
174 | // 4 | |
175 | ppcon[12] = -90+2.*hlenQb24[2]+2.8+2.*hlenQb24[1]; | |
614dff1c | 176 | ppcon[13] = 0.; |
b0090333 | 177 | ppcon[14] = 4.4; |
178 | // 5 | |
179 | ppcon[15] = ppcon[12]; | |
614dff1c | 180 | ppcon[16] = 0.; |
b0090333 | 181 | ppcon[17] = 4.1; |
22811e34 | 182 | // 6 |
b63a407c | 183 | ppcon[18] = ppcon[15] + 2.5 + 2.*kdzubA+0.2; |
614dff1c | 184 | ppcon[19] = 0.; |
b0090333 | 185 | ppcon[20] = 4.1; |
186 | // 7 | |
187 | ppcon[21] = ppcon[18]; | |
614dff1c | 188 | ppcon[22] = 0.; |
b0090333 | 189 | ppcon[23] = 3.2; |
190 | // 8 | |
b63a407c | 191 | ppcon[24] = ppcon[21] + 2.* kdzbbA-0.4; |
614dff1c | 192 | ppcon[25] = 0.; |
b0090333 | 193 | ppcon[26] = 3.2; |
7bd7faf8 | 194 | // 9 |
b0090333 | 195 | ppcon[27] = ppcon[24]; |
196 | ppcon[28] = 0.; | |
197 | ppcon[29] = 4.1; | |
22811e34 | 198 | // 10 |
b0090333 | 199 | ppcon[30] = -44.; |
200 | ppcon[31] = 0.; | |
201 | ppcon[32] = 4.1; | |
22811e34 | 202 | // 11 |
b0090333 | 203 | ppcon[33] = -44.; |
7bd7faf8 | 204 | ppcon[34] = 0; |
b63a407c | 205 | ppcon[35] = 3.06; |
22811e34 | 206 | // 12 |
b0090333 | 207 | ppcon[36] = 38.; |
208 | ppcon[37] = 0; | |
b63a407c | 209 | ppcon[38] = 3.06; |
614dff1c | 210 | // 13 |
b0090333 | 211 | ppcon[39] = 38.; |
212 | ppcon[40] = 0; | |
ed9bfb0d | 213 | ppcon[41] = 4.1; |
22811e34 | 214 | // 14 |
b0090333 | 215 | ppcon[42] = hlenQbbe1+2.*hlenQbab-0.1; |
614dff1c | 216 | ppcon[43] = 0.; |
ed9bfb0d | 217 | ppcon[44] = 4.1; |
614dff1c | 218 | // 15 |
219 | ppcon[45] = ppcon[42]; | |
220 | ppcon[46] = 0.; | |
ed9bfb0d | 221 | ppcon[47] = 4.1; |
22811e34 | 222 | // 16 |
b0090333 | 223 | ppcon[48] = ppcon[45]+2.*hlenQb29-5.; |
614dff1c | 224 | ppcon[49] = 0.; |
ed9bfb0d | 225 | ppcon[50] = 4.1; |
22811e34 | 226 | // 17 |
b0090333 | 227 | ppcon[51] = ppcon[48]; |
22811e34 | 228 | ppcon[52] = 0.; |
b0090333 | 229 | ppcon[53] = 56.; |
22811e34 | 230 | // 18 |
eeacf08b | 231 | ppcon[54] = ppcon[51]+2.*kdzb+10.; |
22811e34 | 232 | ppcon[55] = 0.; |
b0090333 | 233 | ppcon[56] = 56.; |
234 | // 19 | |
235 | ppcon[57] = ppcon[54]; | |
236 | ppcon[58] = 0.; | |
ed9bfb0d | 237 | ppcon[59] = 4.1; |
b0090333 | 238 | // 20 |
239 | ppcon[60] = 800.; | |
240 | ppcon[61] = 0.; | |
ed9bfb0d | 241 | ppcon[62] = 4.1; |
7bd7faf8 | 242 | |
b0090333 | 243 | gMC->Gsvolu("QBPM", "PCON", idtmed[kAir], ppcon,63); |
614dff1c | 244 | |
245 | ||
7bd7faf8 | 246 | // |
cd9c4f3a | 247 | // volume definitions of various sections |
248 | // | |
cd9c4f3a | 249 | |
614dff1c | 250 | // |
251 | // The Vacuum | |
252 | gMC->Gsvolu("QBVA","TUBE", idtmed[kVac], ptube, 0); | |
253 | ptube[0] = 0.0; | |
eeacf08b | 254 | ptube[1] = kRinSt; |
614dff1c | 255 | ptube[2] = (90.-hlenQbbe2)/2.; |
256 | dz = -90. + ptube[2]; | |
257 | gMC->Gsposp ("QBVA", 1, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3); | |
258 | dz = dz + ptube[2]; | |
259 | ||
eeacf08b | 260 | ptube[1] = kRinBe; |
614dff1c | 261 | ptube[2] = hlenQbbe+hlenQbab; |
262 | dz = dz + ptube[2]; | |
263 | gMC->Gsposp ("QBVA", 2, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3); | |
264 | dz = dz + ptube[2]; | |
265 | ||
eeacf08b | 266 | ptube[1] = kRinSt; |
614dff1c | 267 | ptube[2] = (800.-hlenQbbe1-2.*hlenQbab)/2.; |
268 | dz = dz + ptube[2]; | |
269 | gMC->Gsposp ("QBVA", 3, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3); | |
cd9c4f3a | 270 | |
614dff1c | 271 | // |
272 | // Be Pipe in central Alice | |
eeacf08b | 273 | ptube[0] = kRinBe; |
274 | ptube[1] = kRoutBe; | |
cd9c4f3a | 275 | ptube[2] = hlenQbbe; |
7bd7faf8 | 276 | |
277 | gMC->Gsvolu("QBBE","TUBE", idtmed[kBe], ptube, 3); | |
7bd7faf8 | 278 | |
279 | // | |
614dff1c | 280 | // Support Ring |
7bd7faf8 | 281 | // |
614dff1c | 282 | // Mother |
ed9bfb0d | 283 | ptube[0] = kRoutSB; |
284 | ptube[1] = 4.0; | |
285 | ptube[2] = 0.6; | |
286 | gMC->Gsvolu("QBSR", "TUBE", idtmed[kAlu], ptube,3); | |
287 | // Inner support | |
288 | ptube[0] = kRoutSB; | |
289 | ptube[1] = 3.5; | |
290 | gMC->Gsvolu("QBSS", "TUBE", idtmed[kPA], ptube,3); | |
291 | gMC->Gspos("QBSS", 1, "QBSR", 0.0, 0.0, 0.0, 0, "ONLY"); | |
7bd7faf8 | 292 | |
614dff1c | 293 | gMC->Gspos("QBSR", 1, "QBPM", 0.0, 0.0, 40., 0, "ONLY"); |
294 | gMC->Gspos("QBSR", 2, "QBPM", 0.0, 0.0, 150., 0, "ONLY"); | |
295 | gMC->Gspos("QBSR", 3, "QBPM", 0.0, 0.0, 260., 0, "ONLY"); | |
296 | gMC->Gspos("QBSR", 4, "QBPM", 0.0, 0.0,- 46., 0, "ONLY"); | |
7bd7faf8 | 297 | // |
614dff1c | 298 | // Flange and Fixed Point: non absorber side |
7bd7faf8 | 299 | // |
614dff1c | 300 | // ----------> |
301 | // | |
302 | // Mother | |
303 | ppcon[0] = 0; | |
304 | ppcon[1] = 360; | |
305 | ppcon[2] = 4; | |
306 | // 1: | |
307 | ppcon[3] = -hlenQb29; | |
eeacf08b | 308 | ppcon[4] = kRinSt; |
614dff1c | 309 | ppcon[5] = 5.8; |
310 | // 2 | |
311 | ppcon[6] = ppcon[3]+3.6; | |
eeacf08b | 312 | ppcon[7] = kRinSt; |
614dff1c | 313 | ppcon[8] = 5.8; |
314 | // 3 | |
315 | ppcon[9] = ppcon[6]; | |
eeacf08b | 316 | ppcon[10] = kRinSt; |
614dff1c | 317 | ppcon[11] = 3.6; |
318 | // 4 | |
319 | ppcon[12] = hlenQb29; | |
eeacf08b | 320 | ppcon[13] = kRinSt; |
614dff1c | 321 | ppcon[14] = 3.6; |
7bd7faf8 | 322 | |
614dff1c | 323 | gMC->Gsvolu("QB29", "PCON", idtmed[kAir], ppcon,15); |
7bd7faf8 | 324 | |
7bd7faf8 | 325 | |
614dff1c | 326 | // Flange |
eeacf08b | 327 | ptube[0] = kRinSt; |
614dff1c | 328 | ptube[1] = 5.7; |
329 | ptube[2] = 1.75; | |
330 | gMC->Gsvolu("QF29","TUBE", idtmed[kInox], ptube, 3); | |
331 | gMC->Gspos("QF29", 1, "QB29", 0.0, 0.0, -hlenQb29+1.75, 0, "ONLY"); | |
332 | // Pipe | |
eeacf08b | 333 | ptube[0] = kRinSt; |
b63a407c | 334 | ptube[1] = 3.06; |
cd9c4f3a | 335 | ptube[2] = hlenQb29; |
614dff1c | 336 | gMC->Gsvolu("QS29","TUBE", idtmed[kInox], ptube, 3); |
337 | gMC->Gspos("QS29", 1, "QB29", 0.0, 0.0, 0., 0, "ONLY"); | |
338 | // Fixed point | |
eeacf08b | 339 | ptube[0] = kRinSt; |
614dff1c | 340 | ptube[1] = 3.5; |
341 | ptube[2] = 0.3; | |
342 | gMC->Gsvolu("QP29","TUBE", idtmed[kInox], ptube, 3); | |
343 | gMC->Gspos("QP29", 1, "QB29", 0.0, 0.0, -hlenQb29+9.75+3., 0, "ONLY"); | |
22811e34 | 344 | |
614dff1c | 345 | // |
7bd7faf8 | 346 | // |
cd9c4f3a | 347 | // Inox beam pipe: final section on non-absorber side |
7bd7faf8 | 348 | |
eeacf08b | 349 | ptube[0] = kRinSt; |
350 | ptube[1] = kRoutSt; | |
cd9c4f3a | 351 | ptube[2] = hlenQb28; |
7bd7faf8 | 352 | |
353 | gMC->Gsvolu("QB28","TUBE", idtmed[kInox], ptube, 3); | |
7bd7faf8 | 354 | |
2196bc42 | 355 | |
356 | // Al-Be (40-60 wgt%, rho=2.7 g/cm**3) beam pipe | |
357 | // | |
614dff1c | 358 | // This section is under study (A.M. 1/2/2002) |
765e9e1a | 359 | // |
360 | ||
eeacf08b | 361 | ptube[0] = kRinBe; |
765e9e1a | 362 | if (fPipeMaterial == kAlu) { |
b63a407c | 363 | ptube[1] = 3.06; |
765e9e1a | 364 | } else if (fPipeMaterial == kBe) { |
eeacf08b | 365 | ptube[1] = kRoutBe; |
765e9e1a | 366 | } else if (fPipeMaterial == kInox){ |
eeacf08b | 367 | ptube[1] = kRoutSt; |
765e9e1a | 368 | } |
cd9c4f3a | 369 | ptube[2] = hlenQbab; |
2196bc42 | 370 | |
765e9e1a | 371 | gMC->Gsvolu("QBAB","TUBE", idtmed[fPipeMaterial], ptube, 3); |
2196bc42 | 372 | |
cd9c4f3a | 373 | // 2.5 mm thick SS tube for hanging pump |
614dff1c | 374 | /* |
375 | ptube[0] = Rin; | |
7bd7faf8 | 376 | ptube[1] = 3.15; |
cd9c4f3a | 377 | ptube[2] = hlenQb26; |
7bd7faf8 | 378 | |
cd9c4f3a | 379 | gMC->Gsvolu("QB26","TUBE", idtmed[kInox], ptube, 3); |
614dff1c | 380 | */ |
7bd7faf8 | 381 | // |
382 | // Bellows | |
fe4da5cc | 383 | // |
22811e34 | 384 | // |
7bd7faf8 | 385 | // Mother Volume |
614dff1c | 386 | Float_t pconQBE0[33]; |
387 | pconQBE0[ 0]= 0; | |
388 | pconQBE0[ 1]= 360; | |
b63a407c | 389 | pconQBE0[ 2]= 10; |
614dff1c | 390 | // 1 |
b63a407c | 391 | pconQBE0[ 3] = -kdzbA; |
ed9bfb0d | 392 | pconQBE0[ 4] = kRinSB; |
393 | pconQBE0[ 5] = kRoutSB; | |
b63a407c | 394 | // |
395 | pconQBE0[ 6] = -kdzbA+2.5; | |
ed9bfb0d | 396 | pconQBE0[ 7] = kRinSB; |
397 | pconQBE0[ 8] = kRoutSB; | |
b63a407c | 398 | // 2 |
399 | pconQBE0[ 9] = -kdzbA+2.5; | |
ed9bfb0d | 400 | pconQBE0[10] = kRinSB; |
b63a407c | 401 | pconQBE0[11] = 3.60; |
614dff1c | 402 | // 3 |
b63a407c | 403 | pconQBE0[12] = -kdzbA+2.5+2.*kdzubA; |
ed9bfb0d | 404 | pconQBE0[13] = kRinSB; |
b63a407c | 405 | pconQBE0[14] = 3.60; |
614dff1c | 406 | // 4 |
b63a407c | 407 | pconQBE0[15] = -kdzbA+2.5+2.*kdzubA; |
ed9bfb0d | 408 | pconQBE0[16] = kRinSB; |
409 | pconQBE0[17] = kRoutSB; | |
b63a407c | 410 | // 5 |
411 | pconQBE0[18] = -kdzbA+2.5+2.*kdzubA+2.*kdzbbA; | |
ed9bfb0d | 412 | pconQBE0[19] = kRinSB; |
413 | pconQBE0[20] = kRoutSB; | |
614dff1c | 414 | // 6 |
b63a407c | 415 | pconQBE0[21] = -kdzbA+2.5+2.*kdzubA+2.*kdzbbA; |
ed9bfb0d | 416 | pconQBE0[22] = kRinSB; |
b63a407c | 417 | pconQBE0[23] = 3.60; |
418 | // 7 | |
419 | pconQBE0[24] = -kdzbA+2.5+4.*kdzubA+2.*kdzbbA; | |
ed9bfb0d | 420 | pconQBE0[25] = kRinSB; |
b63a407c | 421 | pconQBE0[26] = 3.60; |
614dff1c | 422 | // 8 |
b63a407c | 423 | pconQBE0[27] = -kdzbA+2.5+4.*kdzubA+2.*kdzbbA; |
ed9bfb0d | 424 | pconQBE0[28] = kRinSB; |
425 | pconQBE0[29] = kRoutSB; | |
b63a407c | 426 | // 9 |
427 | pconQBE0[30] = -kdzbA+5.0+4.*kdzubA+2.*kdzbbA; | |
ed9bfb0d | 428 | pconQBE0[31] = kRinSB; |
429 | pconQBE0[32] = kRoutSB; | |
b63a407c | 430 | |
614dff1c | 431 | gMC->Gsvolu("QBE0", "PCON", idtmed[kAir], pconQBE0, 33); |
432 | // | |
433 | // Undulated piece mother | |
ed9bfb0d | 434 | ptube[0] = kRinSB; |
b63a407c | 435 | ptube[1] = 3.60; |
436 | ptube[2] = kdzubA; | |
7bd7faf8 | 437 | gMC->Gsvolu("QBEM","TUBE", idtmed[kAir], ptube, 3); |
b63a407c | 438 | dz = -kdzbA+kdzubA+2.5; |
614dff1c | 439 | gMC->Gspos("QBEM", 2 ,"QBE0", 0.0, 0.0, dz, 0 , "ONLY"); |
440 | gMC->Gspos("QBEM", 1 ,"QBE0", 0.0, 0.0, -dz, idrotm[2012], "ONLY"); | |
441 | // | |
442 | Float_t pund[30]; | |
443 | Float_t uw = 0.02; | |
b63a407c | 444 | Float_t ur = 2.*kdzubA-36.*uw; |
445 | Float_t uz = ur/37.; | |
614dff1c | 446 | Float_t ut = uz+uw; |
447 | ||
448 | pund[ 0] = 0; | |
449 | pund[ 1] = 360; | |
13a638e8 | 450 | pund[ 2] = 8; |
614dff1c | 451 | |
452 | pund[ 3] = -ut; | |
ed9bfb0d | 453 | pund[ 4] = kRinSB; |
454 | pund[ 5] = kRinSB+uw; | |
614dff1c | 455 | |
456 | pund[ 6] = -ut+uz; | |
457 | pund[ 7] = pund[4]; | |
458 | pund[ 8] = pund[5]; | |
459 | ||
460 | pund[ 9] = pund[6]; | |
461 | pund[10] = pund[4]; | |
b63a407c | 462 | pund[11] = 3.6; |
614dff1c | 463 | |
464 | pund[12] = pund[9]+uw; | |
465 | pund[13] = pund[10]; | |
466 | pund[14] = pund[11]; | |
467 | ||
468 | pund[15] = pund[12]; | |
b63a407c | 469 | pund[16] = 3.6-uw; |
614dff1c | 470 | pund[17] = pund[14]; |
471 | ||
472 | pund[18] = pund[12]+uz; | |
473 | pund[19] = pund[16]; | |
474 | pund[20] = pund[17]; | |
475 | ||
476 | pund[21] = pund[18]; | |
ed9bfb0d | 477 | pund[22] = kRinSB; |
614dff1c | 478 | pund[23] = pund[20]; |
479 | ||
480 | pund[24] = pund[21]+uw; | |
481 | pund[25] = pund[22]; | |
482 | pund[26] = pund[23]; | |
614dff1c | 483 | |
13a638e8 | 484 | gMC->Gsvolu("QBEU", "PCON", idtmed[kInox], pund, 27); |
614dff1c | 485 | |
b63a407c | 486 | for (i = 0; i < 18; i++) |
614dff1c | 487 | { |
b63a407c | 488 | dz = -kdzubA+(1+2*i)*ut; |
614dff1c | 489 | gMC->Gspos("QBEU", i+1 ,"QBEM", 0.0, 0.0, dz, 0 , "ONLY"); |
7bd7faf8 | 490 | } |
ed9bfb0d | 491 | ptube[0] = kRinSB; |
492 | ptube[1] = kRinSB+uw; | |
614dff1c | 493 | ptube[2] = uz; |
494 | gMC->Gsvolu("QBEW","TUBE", idtmed[kInox], ptube, 3); | |
b63a407c | 495 | gMC->Gspos("QBEW", 1 ,"QBEM", 0.0, 0.0, kdzubA-uz, 0 , "ONLY"); |
496 | ||
7bd7faf8 | 497 | // |
614dff1c | 498 | // BeamPipe |
499 | gMC->Gsvolu("QBEP","TUBE", idtmed[kInox], ptube, 0); | |
ed9bfb0d | 500 | ptube[0] = kRinSB; |
501 | ptube[1] = kRoutSB; | |
b63a407c | 502 | ptube[2] = 1.25; |
503 | gMC->Gsposp("QBEP", 1 ,"QBE0", 0.0, 0.0, -kdzbA+1.25, 0 , "ONLY", ptube, 3); | |
504 | gMC->Gsposp("QBEP", 2 ,"QBE0", 0.0, 0.0, kdzbA-1.25, 0 , "ONLY", ptube, 3); | |
505 | ptube[2] = kdzbbA; | |
614dff1c | 506 | gMC->Gsposp("QBEP", 3 ,"QBE0", 0.0, 0.0, 0., 0 , "ONLY", ptube, 3); |
507 | // | |
614dff1c | 508 | // |
509 | // ----> End Bellow | |
510 | // | |
511 | // **** Placement of various sections on non-absorber side **** | |
7bd7faf8 | 512 | // |
cd9c4f3a | 513 | // |
614dff1c | 514 | // first the beryllium section |
515 | Float_t zpos = -(hlenQbbe2-hlenQbbe1)/2; | |
cd9c4f3a | 516 | gMC->Gspos("QBBE", 1, "QBPM", 0., 0., zpos, 0, "ONLY"); |
517 | ||
518 | // next meta-metal transition QBT1 on on-absorber side | |
614dff1c | 519 | // zpos = zpos + hlenQbbe + hlenQbt1; |
520 | // gMC->Gspos("QBT1", 1, "QBPM", 0., 0., zpos, 0, "ONLY"); | |
cd9c4f3a | 521 | |
522 | // Aluminium OR Al-be alloy section | |
614dff1c | 523 | zpos = hlenQbbe1+hlenQbab; |
cd9c4f3a | 524 | gMC->Gspos("QBAB", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY"); |
614dff1c | 525 | // |
cd9c4f3a | 526 | // inox flange at the start of bellow |
cd9c4f3a | 527 | zpos = zpos + hlenQbab + hlenQb29; |
614dff1c | 528 | gMC->Gspos("QB29", 1, "QBPM", 0.0, 0.0, zpos, idrotm[2012], "ONLY"); |
529 | // | |
cd9c4f3a | 530 | // bellow section |
cd9c4f3a | 531 | zpos = zpos + hlenQb29 + hlenQbe0; |
614dff1c | 532 | gMC->Gspos("QBE0", 2 ,"QBPM", 0.0, 0.0, zpos, 0, "ONLY"); |
533 | // | |
cd9c4f3a | 534 | // inox flange at the end of bellow and start of thick inox for pump |
cd9c4f3a | 535 | zpos = zpos + hlenQbe0 + hlenQb29; |
614dff1c | 536 | gMC->Gspos("QB29", 2, "QBPM", 0.0, 0.0, zpos, 0, "ONLY"); |
537 | // | |
cd9c4f3a | 538 | //last inox section till 800 cm |
cd9c4f3a | 539 | zpos = zpos + hlenQb29 + hlenQb28; |
540 | gMC->Gspos("QB28", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY"); | |
614dff1c | 541 | |
ed9bfb0d | 542 | //******** end of placement on non-absorber side ********* |
cd9c4f3a | 543 | // |
544 | // **** Absorber side ***** | |
545 | // | |
546 | // | |
614dff1c | 547 | // |
548 | // Beam pipes between elements | |
ed9bfb0d | 549 | // |
614dff1c | 550 | gMC->Gsvolu("QB24","TUBE", idtmed[kInox], ptube, 0); |
eeacf08b | 551 | ptube[0] = kRinSt; |
552 | ptube[1] = kRoutSt; | |
614dff1c | 553 | ptube[2] = hlenQb24[0]; |
ed9bfb0d | 554 | Float_t bpbe[33]; |
555 | bpbe[ 0] = 0.; | |
556 | bpbe[ 1] = 360.; | |
557 | bpbe[ 2] = 10.; | |
558 | // 1 | |
559 | bpbe[ 3] = -hlenQb24[0]; | |
560 | bpbe[ 4] = kRinSB; | |
561 | bpbe[ 5] = kRoutSB; | |
562 | // 2 | |
563 | bpbe[ 6] = hlenQb24[0] - 5.8; | |
564 | bpbe[ 7] = kRinSB; | |
565 | bpbe[ 8] = kRoutSB; | |
566 | // 3 | |
567 | bpbe[ 9] = hlenQb24[0] - 5.8; | |
568 | bpbe[10] = kRinSt; | |
569 | bpbe[11] = 3.05; | |
570 | // 4 | |
571 | bpbe[12] = hlenQb24[0] - 4.5; | |
572 | bpbe[13] = kRinSt; | |
573 | bpbe[14] = 3.05; | |
574 | // 5 | |
575 | bpbe[15] = hlenQb24[0] - 4.5; | |
576 | bpbe[16] = kRinSt; | |
577 | bpbe[17] = kRoutSt ; | |
578 | // 6 | |
579 | bpbe[18] = hlenQb24[0] - 3.5; | |
580 | bpbe[19] = kRinSt; | |
581 | bpbe[20] = kRoutSt ; | |
582 | // 7 | |
583 | bpbe[21] = hlenQb24[0] - 3.5; | |
584 | bpbe[22] = kRinSt; | |
585 | bpbe[23] = 3.05; | |
586 | // 8 | |
587 | bpbe[24] = hlenQb24[0] - 3.0; | |
588 | bpbe[25] = kRinSt; | |
589 | bpbe[26] = 3.05; | |
590 | // 9 | |
591 | bpbe[27] = hlenQb24[0] - 3.0; | |
592 | bpbe[28] = kRinSt; | |
593 | bpbe[29] = kRoutSt; | |
594 | // 10 | |
595 | bpbe[30] = hlenQb24[0]; | |
596 | bpbe[31] = kRinSt; | |
597 | bpbe[32] = kRoutSt; | |
598 | ||
599 | gMC->Gsvolu("QA24","PCON", idtmed[kInox], bpbe, 33); | |
600 | ||
601 | dz = hlenQbbe2 + hlenQb24[0]; | |
602 | ||
603 | gMC->Gspos("QA24", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY"); | |
614dff1c | 604 | // |
605 | // Bellow on absorber side | |
ed9bfb0d | 606 | |
b63a407c | 607 | dz = dz+hlenQb24[0] + kdzbA; |
614dff1c | 608 | gMC->Gspos("QBE0", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY"); |
609 | // | |
610 | ptube[2] = hlenQb24[1]; | |
eeacf08b | 611 | dz = dz + kdzb + ptube[2]; |
614dff1c | 612 | gMC->Gsposp("QB24", 2 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY", ptube, 3); |
613 | dz = dz + ptube[2]; | |
7bd7faf8 | 614 | |
7bd7faf8 | 615 | // |
7bd7faf8 | 616 | // Flange |
617 | // | |
618 | // Mother Volume | |
ed9bfb0d | 619 | ptube[0] = kRinSB; |
7bd7faf8 | 620 | ptube[1] = 4.300; |
614dff1c | 621 | ptube[2] = 1.4; |
7bd7faf8 | 622 | |
614dff1c | 623 | gMC->Gsvolu("QFA0","TUBE", idtmed[kInox], ptube, 3); |
624 | dz = dz + ptube[2]; | |
625 | gMC->Gspos("QFA0", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY"); | |
626 | dz = dz + ptube[2]; | |
7bd7faf8 | 627 | // |
614dff1c | 628 | // |
ed9bfb0d | 629 | ptube[0] = kRinSB; |
630 | ptube[1] = kRoutSB; | |
614dff1c | 631 | ptube[2] = hlenQb24[2]; |
632 | dz = dz + ptube[2]; | |
633 | gMC->Gsposp("QB24", 3 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY", ptube, 3); | |
cd9c4f3a | 634 | |
fe4da5cc | 635 | // --- Place the PIPE ghost volume (QBPM) in its mother volume (ALIC) |
cd9c4f3a | 636 | // by rotating it to 180 deg. and make it invisible |
fe4da5cc | 637 | // |
df7d6d39 | 638 | gMC->Gspos("QBPM",1,"ALIC", 0, 0, 0, 0, "ONLY"); |
fddcf8f7 | 639 | gMC->Gsbool("QBPM", "L3DX"); |
640 | gMC->Gsbool("QBPM", "L3O3"); | |
641 | gMC->Gsbool("QBPM", "L3O4"); | |
7bd7faf8 | 642 | |
cd9c4f3a | 643 | |
7bd7faf8 | 644 | // |
cd9c4f3a | 645 | // ******** Ion Pump volume description starts here ****** |
7bd7faf8 | 646 | // |
7bd7faf8 | 647 | // |
648 | // Getters -> | |
649 | pbox[0] = 6.50; | |
650 | pbox[1] = 6.75; | |
651 | pbox[2] = 15.60; | |
652 | gMC->Gsvolu("QI32","BOX", idtmed[kInox], pbox, 3); | |
653 | ||
654 | pbox[0] = 5.90; | |
655 | pbox[1] = 6.15; | |
656 | pbox[2] = 15.00; | |
657 | gMC->Gsvolu("QI42","BOX", idtmed[kGetter], pbox, 3); | |
658 | gMC->Gspos("QI42", 1, "QI32", 0.0, 0.0, 0.0, 0, "ONLY"); | |
659 | // <- | |
660 | ||
661 | ptube[0] = 0.0; | |
662 | ptube[1] = 19.0; | |
663 | ptube[2] = 2.5; | |
664 | gMC->Gsvolu("QI33","TUBE", idtmed[kInox], ptube, 3); | |
665 | ||
666 | ||
667 | ptube[0] = 0.0; | |
668 | ptube[1] = 15.0; | |
669 | ptube[2] = 2.5; | |
14b75006 | 670 | gMC->Gsvolu("QI43","TUBE", idtmed[kAir], ptube, 3); |
7bd7faf8 | 671 | gMC->Gspos("QI43", 1, "QI33", 0.0, 0.0, 0.0, 0, "ONLY"); |
672 | // | |
673 | // Connecting tube -> | |
674 | ptube[0] = 0.0; | |
d013be8e | 675 | ptube[1] = 4.5; |
cd9c4f3a | 676 | ptube[2] = 14.6; |
7bd7faf8 | 677 | gMC->Gsvolu("QI34","TUBE", idtmed[kInox], ptube, 3); |
678 | ||
679 | ptube[0] = 0.0; | |
d013be8e | 680 | ptube[1] = 3.9; |
cd9c4f3a | 681 | ptube[2] = 14.6; |
14b75006 | 682 | gMC->Gsvolu("QI44","TUBE", idtmed[kAir], ptube, 3); |
7bd7faf8 | 683 | gMC->Gspos("QI44", 1, "QI34", 0.0, 0.0, 0.0, 0, "ONLY"); |
684 | // <- | |
685 | ||
686 | // | |
687 | // Flange -> | |
d013be8e | 688 | ptube[0] = 4.6; |
7bd7faf8 | 689 | ptube[1] = 7.30; |
690 | ptube[2] = 2.15; | |
691 | gMC->Gsvolu("QI35","TUBE", idtmed[kInox], ptube, 3); | |
7bd7faf8 | 692 | // <- |
cd9c4f3a | 693 | gMC->Gspos("QI32", 1, "QBPM", 0.0, -44.25, zPump, 0, "ONLY"); |
694 | gMC->Gspos("QI33", 1, "QBPM", 0.0, -35.00, zPump,idrotm[2002], "ONLY"); | |
695 | gMC->Gspos("QI34", 1, "QBPM", 0.0, -17.90, zPump,idrotm[2002], "ONLY"); | |
696 | gMC->Gspos("QI35", 1, "QBPM", 0.0, -24.35, zPump,idrotm[2002], "ONLY"); | |
fe4da5cc | 697 | |
22811e34 | 698 | gMC->Gsatt("QBPM", "SEEN", 1); |
699 | gMC->Gsatt("QBEM", "SEEN", 1); | |
fe4da5cc | 700 | } |
701 | ||
cd9c4f3a | 702 | |
fe4da5cc | 703 | |
704 | //___________________________________________ | |
705 | void AliPIPEv0::CreateMaterials() | |
706 | { | |
7bd7faf8 | 707 | // |
13391c3e | 708 | // Define materials for beam pipe |
7bd7faf8 | 709 | // |
13391c3e | 710 | |
4951e003 | 711 | AliDebugClass(1,"Create PIPEv0 materials"); |
7bd7faf8 | 712 | Int_t isxfld = gAlice->Field()->Integ(); |
713 | Float_t sxmgmx = gAlice->Field()->Max(); | |
2196bc42 | 714 | // Steel (Inox) |
7bd7faf8 | 715 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; |
716 | Float_t zsteel[4] = { 26.,24.,28.,14. }; | |
717 | Float_t wsteel[4] = { .715,.18,.1,.005 }; | |
2196bc42 | 718 | // AlBe - alloy |
719 | Float_t aAlBe[2] = { 26.98, 9.01}; | |
720 | Float_t zAlBe[2] = { 13.00, 4.00}; | |
721 | Float_t wAlBe[2] = { 0.4, 0.6}; | |
ed9bfb0d | 722 | // |
723 | // Polyamid | |
724 | Float_t aPA[4] = {16., 14., 12., 1.}; | |
725 | Float_t zPA[4] = { 8., 7., 6., 1.}; | |
726 | Float_t wPA[4] = { 1., 1., 6., 11.}; | |
002b3738 | 727 | // |
728 | // Air | |
729 | // | |
730 | Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; | |
731 | Float_t zAir[4]={6.,7.,8.,18.}; | |
732 | Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; | |
733 | Float_t dAir = 1.20479E-3; | |
d013be8e | 734 | Float_t dAir1 = 1.20479E-10; |
002b3738 | 735 | |
7bd7faf8 | 736 | // |
737 | // Berillium | |
738 | AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7); | |
739 | // | |
740 | // Carbon | |
741 | AliMaterial(6, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); | |
742 | // | |
743 | // Aluminum | |
744 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
745 | // | |
746 | // Air | |
002b3738 | 747 | AliMixture(15, "AIR$ ", aAir, zAir, dAir, 4, wAir); |
7bd7faf8 | 748 | // |
749 | // Vacuum | |
d013be8e | 750 | AliMixture(16, "VACUUM$ ", aAir, zAir, dAir1, 4, wAir); |
7bd7faf8 | 751 | // |
752 | // stainless Steel | |
753 | AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
754 | // | |
755 | // reduced density steel to approximate pump getter material | |
756 | AliMixture(20, "GETTER$", asteel, zsteel, 1.00, 4, wsteel); | |
2196bc42 | 757 | // Al-Be alloy |
758 | // | |
759 | AliMixture(21, "AlBe$", aAlBe, zAlBe, 2.07, 2, wAlBe); | |
ed9bfb0d | 760 | // Polyamid |
761 | // | |
762 | AliMixture(22, "PA$", aPA, zPA, 1.14, -4, wPA); | |
7bd7faf8 | 763 | // |
ed9bfb0d | 764 | |
7bd7faf8 | 765 | // **************** |
766 | // Defines tracking media parameters. | |
767 | // | |
768 | Float_t epsil = .001; // Tracking precision, | |
769 | Float_t stemax = -0.01; // Maximum displacement for multiple scat | |
770 | Float_t tmaxfd = -20.; // Maximum angle due to field deflection | |
771 | Float_t deemax = -.3; // Maximum fractional energy loss, DLS | |
772 | Float_t stmin = -.8; | |
773 | // *************** | |
774 | // | |
775 | // Beryllium | |
776 | ||
777 | AliMedium(5, "BE", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
778 | ||
779 | // Carbon | |
780 | AliMedium(6, "C", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
781 | // | |
782 | // Aluminum | |
783 | AliMedium(9, "ALU", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
784 | // | |
785 | // Air | |
786 | AliMedium(15, "AIR", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
787 | // | |
788 | // Vacuum | |
789 | AliMedium(16, "VACUUM", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
790 | // | |
791 | // Steel | |
792 | AliMedium(19, "INOX", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
793 | // | |
794 | // Getter | |
795 | AliMedium(20, "GETTER", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
2196bc42 | 796 | // |
797 | // AlBe - Aloy | |
798 | AliMedium(21, "AlBe" , 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
ed9bfb0d | 799 | // |
800 | // Polyamid | |
801 | AliMedium(22, "PA" , 22, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
2196bc42 | 802 | |
fe4da5cc | 803 | } |
804 | ||
805 | ||
fe4da5cc | 806 | |
807 | ||
808 | ||
809 | ||
810 | ||
811 | ||
812 | ||
813 |