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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 |