Adapting code to the parameters give nin document EDMS Id 335328 and removing extrusi...
[u/mrichter/AliRoot.git] / STRUCT / SHILConst2.h
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be4fc320 1#ifndef SHILCONST2_H
2#define SHILCONST2_H
3
4/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. */
5
6/* $Id$ */
7
8// angle of 2nd cone
dbbe5bc1 9 const Float_t kThetaOpen2 = 0.83*kDegrad;
be4fc320 10// angle of 3rd cone
dbbe5bc1 11 const Float_t kThetaOpen3 = 0.83*kDegrad;
be4fc320 12// angle of beam tube in second cone
dbbe5bc1 13 const Float_t kThetaOpenB = 0.83*kDegrad;
be4fc320 14// const Float_t thetaOpenB = 0.84*kDegrad;
15// inner lead Cone opening angle
dbbe5bc1 16// const Float_t kThetaOpenPb = 0.6*kDegrad;
be4fc320 17// Outer Pb Cone opening angle
dbbe5bc1 18 const Float_t kThetaOpenPbO = 1.6*kDegrad;
be4fc320 19// Start of lead cone
dbbe5bc1 20 const Float_t kZPb = 720.;
be4fc320 21// y-position of trigger wall
dbbe5bc1 22 const Float_t kZFilterIn = 1471.;
23 const Float_t kZFilterOut = kZFilterIn+120.;
be4fc320 24// end of 2-degree outer cone
25// const Float_t zConeE = 30./TMath::Tan(accMin);
dbbe5bc1 26 const Float_t kZConeE = 859.;
be4fc320 27//
28//
29 Float_t dTubeS = 0.1;
dbbe5bc1 30 const Float_t kDInsuS=1.5;
31 const Float_t kDEnveS=0.1;
32 const Float_t kDProtS=0.1;
33 const Float_t kDFreeS=0.00;
be4fc320 34
dbbe5bc1 35 Float_t dVacuS=dTubeS+kDInsuS+kDEnveS+kDProtS+kDFreeS;
be4fc320 36
37//
38// Radii and z-positions imposed by vacuum chamber layout
39//
40// FIRST SECTION
41// delta_R for bellows
42// const Float_t dr11=2.65;
dbbe5bc1 43 const Float_t kDr11=4.1;
be4fc320 44// delta_R for flange
dbbe5bc1 45 const Float_t kDr12=0.01;
be4fc320 46// delta_R to catch up with cone
dbbe5bc1 47 const Float_t kDr13=2.0;
be4fc320 48
49// flange length
dbbe5bc1 50 const Float_t kDF1=2.*3.9;
be4fc320 51// bellow length
dbbe5bc1 52 const Float_t kDB1=18.482-kDF1/2-kDr11/6.;
be4fc320 53// Flange position
dbbe5bc1 54 const Float_t kZvac2=577.;
55 const Float_t kZvac1=kZvac2-kDF1/2-kDB1-kDr11/10.-kDr12;
56 const Float_t kZvac3=kZvac2+kDF1/2+kDB1+kDr12+kDr13;
57// const Float_t kZvac4=648.;
58 const Float_t kZvac4 = 618.;
59 const Float_t kZvac41= 558.;
be4fc320 60// Outer shield dimensions
dbbe5bc1 61 const Float_t kR11=15.45;
be4fc320 62// Steel Envelope
dbbe5bc1 63 const Float_t kDRSteel1=2.;
64 const Float_t kDRSteel2=4.;
be4fc320 65// According to design
66// const Float_t R21=20.3;
67// to avoid overlap with 2deg line
dbbe5bc1 68 const Float_t kR21=19.4;
be4fc320 69//
70// 2nd Section
71//
dbbe5bc1 72// const Float_t kZvac5=kZvac4+4.;
be4fc320 73//
74// 3rd Section
75//
dbbe5bc1 76 const Float_t kZvac6=711.;
77 const Float_t kZvac8=1274.;
78//const Float_t kDr21=2.263;
79 const Float_t kDr21=.5;
80 const Float_t kDr22=1.3;
81 const Float_t kDr23=2.263;
82 const Float_t kDB2=24.118;
83 const Float_t kDF2=10.6;
84 const Float_t kZvac7=kZvac8-kDF2/2-kDB2-kDr22-kDr21;
85 const Float_t kZvac9=kZvac8+kDF2/2+kDB2+kDr22+kDr23;
be4fc320 86//
87// 4th Section
88//
dbbe5bc1 89 const Float_t kZvac10=1466.;
90 const Float_t kZvac11=1800.;
91 const Float_t kZvac12=1900.;
be4fc320 92
dbbe5bc1 93 const Float_t kR41=35.;
dff31e46 94 const Float_t kR42=48.0;
be05e10c 95 const Float_t kR43=110.;
be4fc320 96
97//
98// Vacuum System
99//
100
101// Bellow1
102//
dbbe5bc1 103 const Float_t kRB1=5.97+0.4;
104 const Float_t kHB1=2.25;
105 const Float_t kLB1=1.2;
106 const Float_t kEB1=0.04;
be4fc320 107//
108// Flange1
109//
dbbe5bc1 110 const Float_t kRF1=8.87+0.4;
111 const Float_t kDFlange=0.1;
be4fc320 112
113//
114// Bellow2
115//
dbbe5bc1 116 const Float_t kRB2=16.35;
117 const Float_t kHB2=2.25;
118 const Float_t kLB2=2.32;
119 const Float_t kEB2=0.05;
be4fc320 120//
121// Flange2
122//
dbbe5bc1 123 const Float_t kRF2=18.5;
be4fc320 124
125//
126// Chamber positions
127//
dbbe5bc1 128// const Float_t kZch1 = 530.0 ;
129// const Float_t kZch2 = 672.5 ;
be4fc320 130
dbbe5bc1 131const Float_t kZch11 = 526.2 ;
132const Float_t kZch12 = 553.8 ;
133const Float_t kZch21 = 670.25;
134const Float_t kZch22 = 701.75;
135const Float_t kZch31 = 946. ;
136const Float_t kZch32 = 1046. ;
712b05d7 137//const Float_t kZch41 = 1238.16;
138//const Float_t kZch42 = 1296.16;
139//const Float_t kZch51 = 1399.0 ;
140//const Float_t kZch52 = 1457.0 ;
141const Float_t kZch41 = 1256.0;
142const Float_t kZch42 = 1324.5;
143const Float_t kZch51 = 1389.0 ;
144const Float_t kZch52 = 1453.0 ;
be4fc320 145#endif
146