6523e275 |
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 | $Log$ |
6d4aaa11 |
18 | Revision 1.1 2000/01/12 15:44:03 morsch |
19 | Standard version of SHIL |
20 | |
6523e275 |
21 | */ |
22 | |
23 | /////////////////////////////////////////////////////////////////////////////// |
24 | // // |
25 | // Muon Shield Class // |
26 | // This class contains a description of the muon shield // |
27 | // // |
28 | //Begin_Html |
29 | /* |
30 | <img src="picts/AliSHILClass.gif"> |
31 | */ |
32 | //End_Html |
33 | // // |
34 | // // |
35 | /////////////////////////////////////////////////////////////////////////////// |
36 | |
37 | #include "AliSHILv0.h" |
38 | #include "AliRun.h" |
39 | #include "AliConst.h" |
40 | |
41 | ClassImp(AliSHILv0) |
42 | |
43 | //_____________________________________________________________________________ |
44 | AliSHILv0::AliSHILv0() |
45 | { |
46 | // |
47 | // Default constructor for muon shield |
48 | // |
49 | } |
50 | |
51 | //_____________________________________________________________________________ |
52 | AliSHILv0::AliSHILv0(const char *name, const char *title) |
53 | : AliSHIL(name,title) |
54 | { |
55 | // |
56 | // Standard constructor for muon shield |
57 | // |
58 | SetMarkerColor(7); |
59 | SetMarkerStyle(2); |
60 | SetMarkerSize(0.4); |
61 | } |
62 | |
63 | //_____________________________________________________________________________ |
64 | void AliSHILv0::CreateGeometry() |
65 | { |
66 | // |
67 | // Build muon shield geometry |
68 | // |
69 | // |
70 | //Begin_Html |
71 | /* |
72 | <img src="picts/AliSHILv0.gif"> |
73 | */ |
74 | //End_Html |
75 | //Begin_Html |
76 | /* |
77 | <img src="picts/AliSHILv0Tree.gif"> |
78 | */ |
79 | //End_Html |
80 | |
81 | Float_t cpar[5], cpar0[5], tpar[3], par1[39], par2[21], par3[27], par4[21], par0[42]; |
82 | Float_t dz, DZ; |
83 | |
84 | Int_t *idtmed = fIdtmed->GetArray()-1699; |
85 | |
86 | #include "ShieldConst.h" |
87 | // |
88 | // Mother volume |
89 | // |
90 | par0[0] = 0.; |
91 | par0[1] = 360.; |
92 | par0[2] = 13.; |
93 | |
94 | Float_t dl=(zvac12-abs_l+d_rear)/2.; |
95 | dz=abs_l-d_rear+dl; |
96 | // |
97 | par0[3] = -dl; |
98 | par0[4] = 0.; |
99 | par0[5] = (abs_l-d_rear) * TMath::Tan(acc_min); |
100 | |
101 | par0[6] = -dl+d_rear; |
102 | par0[7] = 0.; |
103 | par0[8] = abs_l * TMath::Tan(acc_min); |
104 | |
105 | par0[9] = -dl+d_rear; |
106 | par0[10] = 0.; |
107 | par0[11] = R11; |
108 | |
109 | par0[12] = -dz+zvac4; |
110 | par0[13] = 0.; |
111 | par0[14] = R11; |
112 | |
113 | par0[15] = -dz+zvac4; |
114 | par0[16] = 0.; |
115 | par0[17] = R21; |
116 | |
117 | par0[18] = -dz+zvac6; |
118 | par0[19] = 0.; |
119 | par0[20] = R21; |
120 | |
121 | par0[21] = -dz+zvac6; |
122 | par0[22] = 0.; |
123 | par0[23] = zvac6 * TMath::Tan(acc_min); |
124 | |
125 | par0[24] = -dz+zcone_e; |
126 | par0[25] = 0.; |
127 | par0[26] = 30.; |
128 | |
129 | par0[27] = -dz+zvac10; |
130 | par0[28] = 0.; |
131 | par0[29] = 30.; |
132 | |
133 | par0[30] = -dz+zvac10; |
134 | par0[31] = 0.; |
135 | par0[32] = R42; |
136 | |
137 | par0[33] = -dz+zvac11; |
138 | par0[34] = 0.; |
139 | par0[35] = R42; |
140 | |
141 | par0[36] = -dz+zvac11; |
142 | par0[37] = 0.; |
143 | par0[38] = R43; |
144 | |
145 | par0[39] = -dz+zvac12; |
146 | par0[40] = 0.; |
147 | par0[41] = R43; |
148 | |
149 | gMC->Gsvolu("YMOT", "PCON", idtmed[1755], par0, 42); |
150 | dz=abs_l+dl-d_rear; |
151 | gMC->Gspos("YMOT", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
152 | // |
153 | |
154 | DZ=-dl; |
155 | |
156 | // |
157 | // First section: bellows below and behind front absorber |
158 | // |
159 | // |
160 | |
161 | par1[0] = 0.; |
162 | par1[1] = 360.; |
163 | par1[2] = 12.; |
164 | dl=(zvac4-abs_l+d_rear)/2.; |
165 | |
166 | par1[3] = -dl; |
167 | par1[4] = r_abs+(abs_l-d_rear-abs_c) * TMath::Tan(theta_open1); |
168 | par1[5] = (abs_l-d_rear)* TMath::Tan(acc_min); |
169 | |
170 | par1[6] = -dl+zvac1-(abs_l-d_rear); |
171 | par1[7] = r_abs+ (zvac1-abs_c) * TMath::Tan(theta_open1); |
172 | par1[8] = zvac1 * TMath::Tan(acc_min); |
173 | |
174 | par1[9] = par1[6]+dr11; |
175 | par1[10] = par1[7]+dr11; |
176 | par1[11] = (zvac1+dr11) * TMath::Tan(acc_min); |
177 | |
178 | par1[12] = -dl+d_rear; |
179 | par1[13] = par1[10]; |
180 | par1[14] = abs_l * TMath::Tan(acc_min); |
181 | |
182 | par1[15] = -dl+d_rear; |
183 | par1[16] = par1[10]; |
184 | par1[17] = R11; |
185 | |
186 | par1[18] = -dl+(zvac1+dr11+dB1-abs_l+d_rear); |
187 | par1[19] = par1[16]; |
188 | par1[20] = R11; |
189 | |
190 | par1[21] = par1[18]+dr12; |
191 | par1[22] = par1[19]+dr12; |
192 | par1[23] = R11; |
193 | |
194 | par1[24] = par1[21]+dF1; |
195 | par1[25] = par1[22]; |
196 | par1[26] = R11; |
197 | |
198 | par1[27] = par1[24]+dr12; |
199 | par1[28] = par1[25]-dr12; |
200 | par1[29] = R11; |
201 | |
202 | par1[30] = par1[27]+dB1; |
203 | par1[31] = par1[28]; |
204 | par1[32] = R11; |
205 | |
206 | par1[33] = par1[30]+dr13; |
207 | par1[34] = par1[31]-dr13; |
208 | par1[35] = R11; |
209 | |
210 | par1[36] = -dl+zvac4-abs_l+d_rear; |
211 | par1[37] = par1[34]+(zvac4-zvac3)*TMath::Tan(theta_open2); |
212 | par1[38] = R11; |
213 | |
214 | Float_t r2=par1[34]; |
215 | |
216 | gMC->Gsvolu("YGO1", "PCON", idtmed[1760], par1, 39); |
217 | |
218 | for (Int_t i=4; i<38; i+=3) par1[i] = 0; |
219 | gMC->Gsvolu("YMO1", "PCON", idtmed[1755], par1, 39); |
220 | |
221 | gMC->Gspos("YGO1", 1, "YMO1", 0., 0., 0., 0, "ONLY"); |
222 | |
223 | DZ+=dl; |
224 | gMC->Gspos("YMO1", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
225 | DZ+=dl; |
226 | |
227 | // |
228 | // Steel envelope |
229 | tpar[0]=R11-dRSteel1; |
230 | tpar[1]=R11; |
231 | tpar[2]=dl-d_rear/2; |
232 | gMC->Gsvolu("YSE1", "TUBE", idtmed[1718], tpar, 3); |
233 | dz=dl-tpar[2]; |
234 | |
235 | gMC->Gspos("YSE1", 1, "YGO1", 0., 0., dz, 0, "ONLY"); |
236 | |
237 | // |
238 | // 1st section: vacuum system |
239 | // |
240 | // |
241 | // Bellow 1 |
242 | // |
243 | tpar[0]=rB1; |
244 | tpar[1]=rB1+hB1; |
245 | tpar[2]=eB1/2.; |
246 | gMC->Gsvolu("YB11", "TUBE", idtmed[1758], tpar, 3); |
247 | Float_t dl1=tpar[2]; |
248 | |
249 | tpar[0]=rB1+hB1-eB1; |
250 | tpar[1]=rB1+hB1; |
251 | tpar[2]=(lB1/2.-2.*eB1)/2.; |
252 | gMC->Gsvolu("YB12", "TUBE", idtmed[1758], tpar, 3); |
253 | Float_t dl2=tpar[2]; |
254 | |
255 | tpar[0]=rB1-eB1; |
256 | tpar[1]=rB1; |
257 | tpar[2]=lB1/8.; |
258 | gMC->Gsvolu("YB13", "TUBE", idtmed[1758], tpar, 3); |
259 | Float_t dl3=tpar[2]; |
260 | |
261 | |
262 | tpar[0]=0; |
263 | tpar[1]=rB1+hB1; |
264 | tpar[2]=lB1/2.; |
265 | gMC->Gsvolu("YBU1", "TUBE", idtmed[1755], tpar, 3); |
266 | |
267 | dz=-tpar[2]+dl3; |
268 | gMC->Gspos("YB13", 1, "YBU1", 0., 0., dz, 0, "ONLY"); |
269 | dz+=dl3; |
270 | dz+=dl1; |
271 | gMC->Gspos("YB11", 1, "YBU1", 0., 0., dz, 0, "ONLY"); |
272 | dz+=dl1; |
273 | dz+=dl2; |
274 | gMC->Gspos("YB12", 1, "YBU1", 0., 0., dz, 0, "ONLY"); |
275 | dz+=dl2; |
276 | dz+=dl1; |
277 | gMC->Gspos("YB11", 2, "YBU1", 0., 0., dz, 0, "ONLY"); |
278 | dz+=dl1; |
279 | dz+=dl3; |
280 | gMC->Gspos("YB13", 2, "YBU1", 0., 0., dz, 0, "ONLY"); |
281 | |
282 | |
283 | tpar[0]=0; |
284 | tpar[1]=rB1+hB1; |
285 | tpar[2]=10.*lB1/2.; |
286 | gMC->Gsvolu("YBM1", "TUBE", idtmed[1755], tpar, 3); |
287 | dz=-tpar[2]+lB1/2.; |
288 | for (Int_t i=0; i<10; i++) { |
289 | gMC->Gspos("YBU1", i+1 , "YBM1", 0., 0.,dz , 0, "ONLY"); |
290 | dz+=lB1; |
291 | } |
292 | dz=-dl+(zvac1-abs_l+d_rear)+dr11+tpar[2]; |
293 | gMC->Gspos("YBM1", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
294 | |
295 | dz=dl-dr13-(zvac4-zvac3)-tpar[2]-(dr11-dr13); |
296 | gMC->Gspos("YBM1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
297 | |
298 | // |
299 | // Flange |
300 | |
301 | tpar[0]=0; |
302 | tpar[1]=rF1; |
303 | tpar[2]=dF1/2.; |
304 | gMC->Gsvolu("YFM1", "TUBE", idtmed[1755], tpar, 3); |
305 | |
306 | tpar[0]=rF1-d_flange; |
307 | tpar[1]=rF1; |
308 | tpar[2]=dF1/2.; |
309 | gMC->Gsvolu("YF11", "TUBE", idtmed[1758], tpar, 3); |
310 | gMC->Gspos("YF11", 1, "YFM1", 0., 0., 0., 0, "ONLY"); |
311 | |
312 | tpar[0]=rB1; |
313 | tpar[1]=rF1-d_flange; |
314 | tpar[2]=d_flange/2.; |
315 | gMC->Gsvolu("YF12", "TUBE", idtmed[1758], tpar, 3); |
316 | dz=-dF1/2.+tpar[2]; |
317 | gMC->Gspos("YF12", 1, "YFM1", 0., 0., dz, 0, "ONLY"); |
318 | dz= dF1/2.-tpar[2]; |
319 | gMC->Gspos("YF12", 2, "YFM1", 0., 0., dz, 0, "ONLY"); |
320 | |
321 | dz=-dl+(zvac2-abs_l+d_rear); |
322 | gMC->Gspos("YFM1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
323 | |
324 | |
325 | // |
326 | // pipe between flange and bellows |
327 | tpar[0]=rB1-d_tube; |
328 | tpar[1]=rB1; |
329 | tpar[2]=2.*(dB1+dr12-10.*lB1)/4.; |
330 | gMC->Gsvolu("YPF1", "TUBE", idtmed[1758], tpar, 3); |
331 | dz=-dl+(zvac2-abs_l+d_rear)-dF1/2.-tpar[2]; |
332 | gMC->Gspos("YPF1", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
333 | dz=-dl+(zvac2-abs_l+d_rear)+dF1/2.+tpar[2]; |
334 | gMC->Gspos("YPF1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
335 | |
336 | // |
337 | // pipe and heating jackets outside bellows |
338 | // |
339 | // left side |
340 | cpar0[0]=(zvac1-abs_l+d_rear)/2; |
341 | cpar0[1]=r_vacu+(abs_l-d_rear-abs_c)*TMath::Tan(theta_open1); |
342 | cpar0[2]=r_abs +(abs_l-d_rear-abs_c)*TMath::Tan(theta_open1); |
343 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open1); |
344 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open1); |
345 | gMC->Gsvolu("YV11", "CONE", idtmed[1758], cpar0, 5); |
346 | // |
347 | // insulation |
348 | cpar[0]=cpar0[0]; |
349 | cpar[1]=cpar0[1]+d_tube; |
350 | cpar[2]=cpar0[1]+d_tube+d_insu; |
351 | cpar[3]=cpar0[3]+d_tube; |
352 | cpar[4]=cpar0[3]+d_tube+d_insu; |
353 | gMC->Gsvolu("YI11", "CONE", idtmed[1753], cpar, 5); |
354 | gMC->Gspos("YI11", 1, "YV11", 0., 0., 0., 0, "ONLY"); |
355 | // |
356 | // clearance |
357 | cpar[1]=cpar0[2]-d_prot-d_free; |
358 | cpar[2]=cpar0[2]-d_prot; |
359 | cpar[3]=cpar0[4]-d_prot-d_free; |
360 | cpar[4]=cpar0[4]-d_prot; |
361 | gMC->Gsvolu("YP11", "CONE", idtmed[1755], cpar, 5); |
362 | gMC->Gspos("YP11", 1, "YV11", 0., 0., 0., 0, "ONLY"); |
363 | |
364 | dz=-dl+cpar0[0]; |
365 | gMC->Gspos("YV11", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
366 | |
367 | // right side |
368 | cpar0[0]=(zvac4-zvac3)/2; |
369 | cpar0[1]=r2-d_vacu; |
370 | cpar0[2]=r2 ; |
371 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open2); |
372 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open2); |
373 | gMC->Gsvolu("YV12", "CONE", idtmed[1758], cpar0, 5); |
374 | // |
375 | // insulation |
376 | cpar[0]=cpar0[0]; |
377 | cpar[1]=cpar0[1]+d_tube; |
378 | cpar[2]=cpar0[1]+d_tube+d_insu; |
379 | cpar[3]=cpar0[3]+d_tube; |
380 | cpar[4]=cpar0[3]+d_tube+d_insu; |
381 | gMC->Gsvolu("YI12", "CONE", idtmed[1753], cpar, 5); |
382 | gMC->Gspos("YI12", 1, "YV12", 0., 0., 0., 0, "ONLY"); |
383 | // |
384 | // clearance |
385 | cpar[1]=cpar0[2]-d_prot-d_free; |
386 | cpar[2]=cpar0[2]-d_prot; |
387 | cpar[3]=cpar0[4]-d_prot-d_free; |
388 | cpar[4]=cpar0[4]-d_prot; |
389 | gMC->Gsvolu("YP12", "CONE", idtmed[1755], cpar, 5); |
390 | gMC->Gspos("YP12", 1, "YV12", 0., 0., 0., 0, "ONLY"); |
391 | |
392 | dz=dl-cpar0[0]; |
393 | gMC->Gspos("YV12", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
394 | |
395 | // |
396 | // Second Section |
397 | |
398 | par2[0] = 0.; |
399 | par2[1] = 360.; |
400 | par2[2] = 6.; |
401 | dl=(zvac7-zvac4)/2.; |
402 | |
403 | par2[3] = -dl; |
6d4aaa11 |
404 | par2[4] = r2+(zvac4-zvac3) * TMath::Tan(theta_open2); |
6523e275 |
405 | par2[5] = R11; |
406 | |
407 | par2[6] = -dl; |
408 | par2[7] = par2[4]; |
409 | par2[8] = R21; |
410 | |
411 | par2[9] = -dl+(zvac6-zvac4); |
412 | par2[10] = r2+(zvac6-zvac3) * TMath::Tan(theta_open2); |
413 | par2[11] = R21; |
414 | |
415 | par2[12] = -dl+(zvac6-zvac4); |
416 | par2[13] = par2[10]; |
417 | par2[14] = zvac6*TMath::Tan(acc_min); |
418 | |
419 | par2[15] = -dl+(zcone_e-zvac4); |
420 | par2[16] = r2+(zcone_e-zvac3) * TMath::Tan(theta_open2); |
421 | par2[17] = 30.; |
422 | |
423 | par2[18] = -dl+(zvac7-zvac4); |
424 | par2[19] = r2+(zvac7-zvac3) * TMath::Tan(theta_open2); |
425 | par2[20] = 30.; |
426 | |
427 | |
428 | gMC->Gsvolu("YGO2", "PCON", idtmed[1760], par2, 21); |
429 | |
430 | for (Int_t i=4; i<20; i+=3) par2[i] = 0; |
431 | |
432 | gMC->Gsvolu("YMO2", "PCON", idtmed[1755], par2, 21); |
433 | gMC->Gspos("YGO2", 1, "YMO2", 0., 0., 0., 0, "ONLY"); |
434 | |
435 | DZ+=dl; |
436 | gMC->Gspos("YMO2", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
437 | DZ+=dl; |
438 | // |
439 | // Steel envelope |
440 | // |
6d4aaa11 |
441 | tpar[0]=R11-dRSteel1; |
6523e275 |
442 | tpar[1]=R21; |
443 | tpar[2]=2; |
444 | gMC->Gsvolu("YS21", "TUBE", idtmed[1718], tpar, 3); |
445 | dz=-dl+tpar[2]; |
446 | gMC->Gspos("YS21", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
447 | dz+=tpar[2]; |
448 | tpar[0]=R21-dRSteel2; |
449 | tpar[1]=R21; |
450 | tpar[2]=(zvac6-zvac5)/2.; |
451 | gMC->Gsvolu("YS22", "TUBE", idtmed[1718], tpar, 3); |
452 | dz+=tpar[2]; |
453 | gMC->Gspos("YS22", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
454 | dz+=tpar[2]; |
455 | |
456 | cpar[0]=2.; |
457 | cpar[1]=R21-dRSteel2; |
458 | cpar[2]=zvac6 * TMath::Tan(acc_min); |
459 | cpar[3]=cpar[1]; |
460 | cpar[4]=cpar[2]+4.*TMath::Tan(acc_min); |
461 | |
462 | gMC->Gsvolu("YS23", "CONE", idtmed[1718], cpar, 5); |
463 | dz+=cpar[0]; |
464 | gMC->Gspos("YS23", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
465 | dz+=cpar[0]; |
466 | |
467 | cpar[0]=(zcone_e-zvac6-4.)/2; |
468 | cpar[2]=cpar[4]; |
469 | cpar[4]=cpar[2]+2.*cpar[0]*TMath::Tan(acc_min); |
470 | cpar[1]=cpar[2]-dRSteel2; |
471 | cpar[3]=cpar[4]-dRSteel2; |
472 | |
473 | gMC->Gsvolu("YS24", "CONE", idtmed[1718], cpar, 5); |
474 | dz+=cpar[0]; |
475 | gMC->Gspos("YS24", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
476 | dz+=cpar[0]; |
477 | |
478 | tpar[0]=26.; |
479 | tpar[1]=30.; |
480 | tpar[2]=(zvac7-zcone_e)/2.; |
481 | |
482 | gMC->Gsvolu("YS25", "TUBE", idtmed[1718], tpar, 3); |
483 | dz+=tpar[2]; |
484 | gMC->Gspos("YS25", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
485 | dz+=tpar[2]; |
486 | |
487 | // |
488 | // 2nd section: vacuum system |
489 | |
490 | cpar0[0]=(zvac7-zvac4)/2; |
491 | cpar0[1]=r2-d_vacu+(zvac4-zvac3)*TMath::Tan(theta_open2); |
492 | cpar0[2]=r2 +(zvac4-zvac3)*TMath::Tan(theta_open2); |
493 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open2); |
494 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open2); |
495 | gMC->Gsvolu("YV21", "CONE", idtmed[1758], cpar0, 5); |
496 | // |
497 | // insulation |
498 | cpar[0]=cpar0[0]; |
499 | cpar[1]=cpar0[1]+d_tube; |
500 | cpar[2]=cpar0[1]+d_tube+d_insu; |
501 | cpar[3]=cpar0[3]+d_tube; |
502 | cpar[4]=cpar0[3]+d_tube+d_insu; |
503 | gMC->Gsvolu("YI21", "CONE", idtmed[1753], cpar, 5); |
504 | gMC->Gspos("YI21", 1, "YV21", 0., 0., 0., 0, "ONLY"); |
505 | // |
506 | // clearance |
507 | cpar[1]=cpar0[2]-d_prot-d_free; |
508 | cpar[2]=cpar0[2]-d_prot; |
509 | cpar[3]=cpar0[4]-d_prot-d_free; |
510 | cpar[4]=cpar0[4]-d_prot; |
511 | gMC->Gsvolu("YP21", "CONE", idtmed[1755], cpar, 5); |
512 | gMC->Gspos("YP21", 1, "YV21", 0., 0., 0., 0, "ONLY"); |
513 | |
514 | dz=0.; |
515 | gMC->Gspos("YV21", 1, "YMO2", 0., 0., dz, 0, "ONLY"); |
516 | |
517 | // |
518 | // Third Section: Bellows and Flange |
519 | // |
520 | par3[0] = 0.; |
521 | par3[1] = 360.; |
522 | par3[2] = 8.; |
523 | dl=(zvac9-zvac7)/2.; |
524 | |
525 | par3[3] = -dl; |
526 | par3[4] = r2+(zvac7-zvac3) * TMath::Tan(theta_open2); |
527 | par3[5] = 30.; |
528 | |
529 | par3[6] = -dl+dr21; |
530 | par3[7] = par3[4]+dr21; |
531 | par3[8] = 30.; |
532 | |
533 | par3[9] = par3[6]+dB2; |
534 | par3[10] = par3[7]; |
535 | par3[11] = 30.; |
536 | |
537 | par3[12] = par3[9]+dr22; |
538 | par3[13] = par3[10]+dr22; |
539 | par3[14] = 30.; |
540 | |
541 | par3[15] = par3[12]+dF2; |
542 | par3[16] = par3[13]; |
543 | par3[17] = 30.; |
544 | |
545 | par3[18] = par3[15]+dr22; |
546 | par3[19] = par3[16]-dr22; |
547 | par3[20] = 30.; |
548 | |
549 | par3[21] = par3[18]+dB2; |
550 | par3[22] = par3[19]; |
551 | par3[23] = 30.; |
552 | |
553 | par3[24] = par3[21]+dr23; |
554 | par3[25] = par3[22]-dr23; |
555 | par3[26] = 30.; |
556 | |
557 | Float_t r3=par3[25]; |
558 | |
559 | gMC->Gsvolu("YGO3", "PCON", idtmed[1760], par3, 27); |
560 | |
561 | for (Int_t i=4; i<26; i+=3) par3[i] = 0; |
562 | |
563 | gMC->Gsvolu("YMO3", "PCON", idtmed[1755], par3, 27); |
564 | gMC->Gspos("YGO3", 1, "YMO3", 0., 0., 0., 0, "ONLY"); |
565 | |
566 | // |
567 | // Steel envelope |
568 | tpar[0]=26; |
569 | tpar[1]=30; |
570 | tpar[2]=dl; |
571 | gMC->Gsvolu("YS31", "TUBE", idtmed[1718], tpar, 3); |
572 | gMC->Gspos("YS31", 1, "YGO3", 0., 0., 0., 0, "ONLY"); |
573 | DZ+=dl; |
574 | gMC->Gspos("YMO3", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
575 | DZ+=dl; |
576 | |
577 | // |
578 | // 3rd section: vacuum system |
579 | // |
580 | // |
581 | // Bellow2 |
582 | // |
583 | tpar[0]=rB2; |
584 | tpar[1]=rB2+hB2; |
585 | tpar[2]=eB2/2.; |
586 | gMC->Gsvolu("YB21", "TUBE", idtmed[1758], tpar, 3); |
587 | dl1=tpar[2]; |
588 | |
589 | tpar[0]=rB2+hB2-eB2; |
590 | tpar[1]=rB2+hB2; |
591 | tpar[2]=(lB2/2.-2.*eB2)/2.; |
592 | gMC->Gsvolu("YB22", "TUBE", idtmed[1758], tpar, 3); |
593 | dl2=tpar[2]; |
594 | |
595 | tpar[0]=rB2-eB2; |
596 | tpar[1]=rB2; |
597 | tpar[2]=lB2/8.; |
598 | gMC->Gsvolu("YB23", "TUBE", idtmed[1758], tpar, 3); |
599 | dl3=tpar[2]; |
600 | |
601 | |
602 | tpar[0]=0; |
603 | tpar[1]=rB2+hB2; |
604 | tpar[2]=lB2/2.; |
605 | gMC->Gsvolu("YBU2", "TUBE", idtmed[1755], tpar, 3); |
606 | |
607 | dz=-tpar[2]+dl3; |
608 | gMC->Gspos("YB23", 1, "YBU2", 0., 0., dz, 0, "ONLY"); |
609 | dz+=dl3; |
610 | dz+=dl1; |
611 | gMC->Gspos("YB21", 1, "YBU2", 0., 0., dz, 0, "ONLY"); |
612 | dz+=dl1; |
613 | dz+=dl2; |
614 | gMC->Gspos("YB22", 1, "YBU2", 0., 0., dz, 0, "ONLY"); |
615 | dz+=dl2; |
616 | dz+=dl1; |
617 | gMC->Gspos("YB21", 2, "YBU2", 0., 0., dz, 0, "ONLY"); |
618 | dz+=dl1; |
619 | dz+=dl3; |
620 | gMC->Gspos("YB23", 2, "YBU2", 0., 0., dz, 0, "ONLY"); |
621 | |
622 | |
623 | tpar[0]=0; |
624 | tpar[1]=rB2+hB2; |
625 | tpar[2]=7.*lB2/2.; |
626 | gMC->Gsvolu("YBM2", "TUBE", idtmed[1755], tpar, 3); |
627 | dz=-tpar[2]+lB2/2.; |
628 | for (Int_t i=0; i<7; i++) { |
629 | gMC->Gspos("YBU2", i+1 , "YBM2", 0., 0.,dz , 0, "ONLY"); |
630 | dz+=lB2; |
631 | } |
632 | |
633 | dz=-dl+dr21+tpar[2]; |
634 | gMC->Gspos("YBM2", 1, "YMO3", 0., 0., dz, 0, "ONLY"); |
635 | |
636 | dz=dl-dr23-tpar[2]; |
637 | gMC->Gspos("YBM2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); |
638 | |
639 | // |
640 | // Flange |
641 | |
642 | tpar[0]=0; |
643 | tpar[1]=rF2; |
644 | tpar[2]=dF2/2.; |
645 | gMC->Gsvolu("YFM2", "TUBE", idtmed[1755], tpar, 3); |
646 | |
647 | tpar[0]=rF2-d_flange; |
648 | tpar[1]=rF2; |
649 | tpar[2]=dF2/2.; |
650 | gMC->Gsvolu("YF21", "TUBE", idtmed[1758], tpar, 3); |
651 | gMC->Gspos("YF21", 1, "YFM2", 0., 0., 0., 0, "ONLY"); |
652 | |
653 | tpar[0]=rB2; |
654 | tpar[1]=rF2-d_flange; |
655 | tpar[2]=d_flange/2.; |
656 | gMC->Gsvolu("YF22", "TUBE", idtmed[1758], tpar, 3); |
657 | dz=-dF2/2.+tpar[2]; |
658 | gMC->Gspos("YF22", 1, "YFM2", 0., 0., dz, 0, "ONLY"); |
659 | dz= dF2/2.-tpar[2]; |
660 | gMC->Gspos("YF22", 2, "YFM2", 0., 0., dz, 0, "ONLY"); |
661 | |
662 | dz=dr21/2.-dr23/2.; |
663 | gMC->Gspos("YFM2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); |
664 | |
665 | |
666 | // |
667 | // pipe between flange and bellows |
668 | tpar[0]=rB2-d_tube; |
669 | tpar[1]=rB2; |
670 | tpar[2]=2.*(dB2+dr22-7.*lB2)/4.; |
671 | gMC->Gsvolu("YPF2", "TUBE", idtmed[1758], tpar, 3); |
672 | dz=dr21/2.-dr23/2.-dF2/2.-tpar[2]; |
673 | gMC->Gspos("YPF2", 1, "YMO3", 0., 0., dz, 0, "ONLY"); |
674 | dz=dr21/2.-dr23/2.+dF2/2.+tpar[2]; |
675 | gMC->Gspos("YPF2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); |
676 | |
677 | // |
678 | // 4th section: rear shield and closing cone |
679 | // |
680 | par4[0] = 0.; |
681 | par4[1] = 360.; |
682 | par4[2] = 6.; |
683 | dl=(zvac12-zvac9)/2.; |
684 | |
685 | par4[3] = -dl; |
686 | par4[4] = r3; |
687 | par4[5] = 30.; |
688 | |
689 | par4[6] = -dl+(zvac10-zvac9); |
690 | par4[7] = r3+(zvac10-zvac9) * TMath::Tan(theta_open3); |
691 | par4[8] = 30.; |
692 | |
693 | par4[9] = par4[6]; |
694 | par4[10] = par4[7]; |
695 | par4[11] = R42; |
696 | |
697 | par4[12] = -dl+(zvac11-zvac9); |
698 | par4[13] = r3+(zvac11-zvac9) * TMath::Tan(theta_open3); |
699 | par4[14] = R42; |
700 | |
701 | par4[15] = par4[12]; |
702 | par4[16] = par4[13]; |
703 | par4[17] = R43; |
704 | |
705 | par4[18] = -dl+(zvac12-zvac9); |
706 | par4[19] = r_abs; |
707 | par4[20] = R43; |
708 | |
709 | gMC->Gsvolu("YGO4", "PCON", idtmed[1760], par4, 21); |
710 | for (Int_t i=4; i<20; i+=3) par4[i] = 0; |
711 | |
712 | |
713 | gMC->Gsvolu("YMO4", "PCON", idtmed[1755], par4, 21); |
714 | gMC->Gspos("YGO4", 1, "YMO4", 0., 0., 0., 0, "ONLY"); |
715 | |
716 | |
717 | DZ+=dl; |
718 | gMC->Gspos("YMO4", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
719 | DZ+=dl; |
720 | // |
721 | // Closing concrete cone |
722 | // |
723 | cpar[0]=(zvac12-zvac11)/2.; |
724 | cpar[1] = r3+(zvac11-zvac9) * TMath::Tan(theta_open3); |
725 | cpar[2] = cpar[1]+0.001; |
726 | cpar[3] = r_abs; |
727 | cpar[4] = cpar[2]; |
728 | gMC->Gsvolu("YCC4", "CONE", idtmed[1752], cpar, 5); |
729 | dz=dl-cpar[0]; |
730 | gMC->Gspos("YCC4", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
731 | // |
732 | // Steel envelope |
733 | // |
734 | dz=-dl; |
735 | tpar[0]=26.; |
736 | tpar[1]=30.; |
737 | tpar[2]=(zvac10-zvac9)/2.; |
738 | gMC->Gsvolu("YS41", "TUBE", idtmed[1718], tpar, 3); |
739 | dz+=tpar[2]; |
740 | gMC->Gspos("YS41", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
741 | dz+=tpar[2]; |
742 | |
743 | tpar[0]=26.; |
744 | tpar[1]=R41; |
745 | tpar[2]=2.; |
746 | gMC->Gsvolu("YS42", "TUBE", idtmed[1718], tpar, 3); |
747 | dz+=tpar[2]; |
748 | gMC->Gspos("YS42", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
749 | dz+=tpar[2]; |
750 | |
751 | tpar[0]=R41-dRSteel2; |
752 | tpar[1]=R41; |
753 | tpar[2]=(zvac11-zvac10-4)/2.; |
754 | gMC->Gsvolu("YS43", "TUBE", idtmed[1718], tpar, 3); |
755 | dz+=tpar[2]; |
756 | gMC->Gspos("YS43", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
757 | // |
758 | // rear lead shield |
759 | // |
760 | tpar[0]=R41; |
761 | tpar[1]=R42; |
762 | tpar[2]=(zvac11-zvac10)/2.; |
763 | gMC->Gsvolu("YPBI", "TUBE", idtmed[1752], tpar, 3); |
764 | dz-=4; |
765 | gMC->Gspos("YPBI", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
766 | |
767 | tpar[0]=R42-5; |
768 | tpar[1]=R42; |
769 | tpar[2]=(zvac11-zvac10)/2.; |
770 | gMC->Gsvolu("YPBO", "TUBE", idtmed[1712], tpar, 3); |
771 | gMC->Gspos("YPBO", 1, "YPBI", 0., 0., 0., 0, "ONLY"); |
772 | |
773 | // |
774 | // rear Fe shield |
775 | // |
776 | |
777 | tpar[0]=R42; |
778 | tpar[1]=R43; |
779 | tpar[2]=(zvac12-zvac11)/2.; |
780 | gMC->Gsvolu("YFEI", "TUBE", idtmed[1749], tpar, 3); |
781 | dz=dl-tpar[2]; |
782 | gMC->Gspos("YFEI", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
783 | |
784 | tpar[0]=R42; |
785 | tpar[1]=R43; |
786 | tpar[2]=2.5; |
787 | gMC->Gsvolu("YFEO", "TUBE", idtmed[1709], tpar, 3); |
788 | dz=-(zvac12-zvac11)/2.+tpar[2]; |
789 | gMC->Gspos("YFEO", 1, "YFEI", 0., 0., dz, 0, "ONLY"); |
790 | |
791 | // |
792 | // 4th section: vacuum system |
793 | // |
794 | // up to closing cone |
795 | cpar0[0]=(zvac11-zvac9)/2; |
796 | cpar0[1]=r3-d_vacu; |
797 | cpar0[2]=r3; |
798 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open3); |
799 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open3); |
800 | gMC->Gsvolu("YV31", "CONE", idtmed[1758], cpar0, 5); |
801 | // |
802 | // insulation |
803 | cpar[0]=cpar0[0]; |
804 | cpar[1]=cpar0[1]+d_tube; |
805 | cpar[2]=cpar0[1]+d_tube+d_insu; |
806 | cpar[3]=cpar0[3]+d_tube; |
807 | cpar[4]=cpar0[3]+d_tube+d_insu; |
808 | gMC->Gsvolu("YI31", "CONE", idtmed[1753], cpar, 5); |
809 | gMC->Gspos("YI31", 1, "YV31", 0., 0., 0., 0, "ONLY"); |
810 | // |
811 | // clearance |
812 | cpar[1]=cpar0[2]-d_prot-d_free; |
813 | cpar[2]=cpar0[2]-d_prot; |
814 | cpar[3]=cpar0[4]-d_prot-d_free; |
815 | cpar[4]=cpar0[4]-d_prot; |
816 | gMC->Gsvolu("YP31", "CONE", idtmed[1755], cpar, 5); |
817 | gMC->Gspos("YP31", 1, "YV31", 0., 0., 0., 0, "ONLY"); |
818 | |
819 | dz=-dl+cpar[0]; |
820 | gMC->Gspos("YV31", 1, "YMO4", 0., 0., dz, 0, "ONLY"); |
821 | // |
822 | // closing cone |
823 | cpar0[0]=(zvac12-zvac11)/2; |
824 | cpar0[1]=r3-d_vacu+(zvac11-zvac9)*TMath::Tan(theta_open3); |
825 | cpar0[2]=r3 +(zvac11-zvac9)*TMath::Tan(theta_open3); |
826 | cpar0[3]=r_vacu; |
827 | cpar0[4]=r_abs; |
828 | gMC->Gsvolu("YV32", "CONE", idtmed[1758], cpar0, 5); |
829 | // |
830 | // insulation |
831 | cpar[0]=cpar0[0]; |
832 | cpar[1]=cpar0[1]+d_tube; |
833 | cpar[2]=cpar0[1]+d_tube+d_insu; |
834 | cpar[3]=cpar0[3]+d_tube; |
835 | cpar[4]=cpar0[3]+d_tube+d_insu; |
836 | gMC->Gsvolu("YI32", "CONE", idtmed[1753], cpar, 5); |
837 | gMC->Gspos("YI32", 1, "YV32", 0., 0., 0., 0, "ONLY"); |
838 | // |
839 | // clearance |
840 | cpar[1]=cpar0[2]-d_prot-d_free; |
841 | cpar[2]=cpar0[2]-d_prot; |
842 | cpar[3]=cpar0[4]-d_prot-d_free; |
843 | cpar[4]=cpar0[4]-d_prot; |
844 | gMC->Gsvolu("YP32", "CONE", idtmed[1755], cpar, 5); |
845 | gMC->Gspos("YP32", 1, "YV32", 0., 0., 0., 0, "ONLY"); |
846 | |
847 | dz=dl-cpar[0]; |
848 | gMC->Gspos("YV32", 1, "YMO4", 0., 0., dz, 0, "ONLY"); |
849 | // |
850 | // |
851 | // MUON trigger wall |
852 | // |
853 | tpar[0] = 30.; |
854 | tpar[1] = 310.; |
855 | tpar[2] = (zfil_out - zfil_in) / 2.; |
856 | gMC->Gsvolu("YFIM", "TUBE", idtmed[1749], tpar, 3); |
857 | dz = (zfil_in + zfil_out) / 2.; |
858 | tpar[2] -= 10.; |
859 | gMC->Gsvolu("YFII","TUBE", idtmed[1709], tpar, 3); |
860 | gMC->Gspos("YFII", 1, "YFIM", 0., 0., 0., 0, "ONLY"); |
861 | gMC->Gspos("YFIM", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
862 | // |
863 | // Shielding close to chamber |
864 | // |
865 | |
866 | cpar[0]=(zch1-dzch-1.-abs_l)/2.; |
867 | cpar[1]=R11; |
868 | cpar[2]=abs_l*TMath::Tan(acc_min); |
869 | cpar[3]=R11; |
870 | cpar[4]=(abs_l+2.*cpar[0])*TMath::Tan(acc_min); |
871 | gMC->Gsvolu("YCS1", "CONE", idtmed[1720], cpar, 5); |
872 | dz=abs_l+cpar[0]; |
873 | gMC->Gspos("YCS1", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
874 | |
875 | cpar[0]=(zvac4-(zch1+dzch+1.))/2.; |
876 | cpar[1]=R11; |
877 | cpar[2]=(zvac4-2.*cpar[0])*TMath::Tan(acc_min); |
878 | cpar[3]=R11; |
6d4aaa11 |
879 | cpar[4]=R21; |
6523e275 |
880 | gMC->Gsvolu("YCS2", "CONE", idtmed[1720], cpar, 5); |
881 | dz=zvac4-cpar[0]; |
882 | gMC->Gspos("YCS2", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
883 | |
884 | |
885 | cpar[0]=(zch2-dzch-1.-zvac4)/2.; |
886 | cpar[1]=R21; |
887 | cpar[2]=zvac4*TMath::Tan(acc_min); |
888 | cpar[3]=R21; |
889 | cpar[4]=(zvac4+2.*cpar[0])*TMath::Tan(acc_min); |
890 | gMC->Gsvolu("YCS3", "CONE", idtmed[1720], cpar, 5); |
891 | dz=zvac4+cpar[0]; |
892 | gMC->Gspos("YCS3", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
893 | |
894 | |
895 | cpar[0]=(zvac6-(zch2+dzch+1.))/2.; |
6d4aaa11 |
896 | cpar[1]=R21; |
6523e275 |
897 | cpar[2]=(zvac6-2.*cpar[0])*TMath::Tan(acc_min); |
6d4aaa11 |
898 | cpar[3]=R21; |
6523e275 |
899 | cpar[4]=zvac6*TMath::Tan(acc_min); |
900 | gMC->Gsvolu("YCS4", "CONE", idtmed[1720], cpar, 5); |
901 | dz=zvac6-cpar[0]; |
902 | gMC->Gspos("YCS4", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
903 | |
904 | } |
905 | |
906 | void AliSHILv0::Init() |
907 | { |
908 | // |
909 | // Initialise the muon shield after it has been built |
910 | // |
911 | Int_t i; |
912 | // |
913 | printf("\n"); |
914 | for(i=0;i<35;i++) printf("*"); |
915 | printf(" SHILv0_INIT "); |
916 | for(i=0;i<35;i++) printf("*"); |
917 | printf("\n"); |
918 | // |
919 | // Here the SHIL initialisation code (if any!) |
920 | for(i=0;i<80;i++) printf("*"); |
921 | printf("\n"); |
922 | } |
923 | |
924 | |
925 | |
926 | |
927 | |
928 | |
929 | |
930 | |
931 | |