Area High-Energy Hadron Fluence Mitigation
Status
Future [Uncertainty]
2011 2012 Nominal Ultimate
UJ14/16 2.1E+08 1.3E+08 6.3E+08 2.5E+09 Partly Relocated Shielding installation this xMasBreak
Relocation LS1
RR13/17 7.0E+06 2.1E+07 2.1E+08[1] 8.4E+08[2]   Shielding option for LS1
Patches and RadTol R&D for PCs
cid:image001.png@01CFDBFD.2D9C71B0
UJ56 3.5E+07 1.1E+08 5.3E+08 2.1E+09 Partly Relocated Relocation xMasBreak & Relocation LS1
RR53/57 1.1E+07 3.3E+07 3.3E+08 1.3E+09   Shielding option for LS1
UJ76 5.4E+06 1.6E+07 8.1E+07 3.2E+08 Additional Shielding
Partly Relocated
Relocation LS1
RR73/77 8.1E+06 2.4E+07 2.4E+08[3] 9.7E+08[4] Fully shielded  
UX85b 1.7E+08 2.1E+08 4.3E+08 4.3E+09 Relocated  
US85 3.5E+07 4.4E+07 8.8E+07 8.8E+08 Partly Relocated Relocation xMasBreak & LS1 (finished)
UA23 (maze) 3.4E+06 4.4E+06 2.0E+07 2.9E+07   re-inforce maze-shielding [TDI/TCTVB load to be confirmed]
UA87 (maze)  1.0E+06 1.3E+06 6.0E+06 8.4E+06   re-inforce maze-shielding [TDI/TCTVB load to be confirmed]
UJ23 2.0E+05[5] 2.6E+05 9.0E+05 1.2E+06 Additional Shielding [injection losses to be confirmed]
UJ87 5.0E+05[6] 6.5E+05 2.3E+06 3.0E+06 Additional Shielding [injection losses to be confirmed]
UX45 2.5E+06 3.3E+06 1.5E+07 2.1E+07   relocation (unlikely) [BG to be confirmed] 9.5
UX65 1.0E+06 1.3E+06 6.0E+06 8.4E+06   relocation (unlikely) [BG to be confirmed]
REs (entry!) 5.0E+05 3.3E+06 2.3E+07 3.0E+07   no actions needed [if BG is confirmed]
DS (P1/5) 1.0E+10 3.0E+10 1.5E+11 6.0E+11   dominated by leakage, [BG to be confirmed]
DS (3/7) 1.0E+09 3.0E+09 1.5E+10 6.0E+10   dominated by leakage, [BG to be confirmed] 30
DS (other) 3.0E+08 2.0E+09 1.4E+10 1.8E+10   [BG to be confirmed]
ARC 2.0E+07 1.3E+08 9.0E+08 1.2E+09   [BG to be confirmed]
Area Doses (Gy) Comments
2011 2012 Nominal Ultimate
DS (P1/5) 10.0 30.0 150.0 600.0 hot spots!
DS (3/7) 1.0 3.0 15.0 60.0 leakage dependent
DS (other) 0.3 2.0 13.5 18.0 beam-gas check!
ARC 0.0 0.1 0.9 1.2 beam-gas check!
Normalisation
Luminosity [fb-1] 5.0 15.0 50 200
Lumi LHCb [fb-1] 1.2 1.5 2 20
Intensity 1 1.3 3 4
Losses 1.00E+15 3.00E+15 1.00E+16 4.00E+16
Beam-Gas Safety Factor 1 1 2 2
ARC BG (avg) 1.00E-10 5.00E-10 1.00E-09 1.00E-09
DS BG (avg) 1.00E-09 5.00E-09 1.00E-08 1.00E-08
Other BG (avg) 1.0 1.3 4.0[7] 5.6
Energy (scaling)  1.0 1.0 1.5 1.5
UJ14/16 shielding Impr. 1 5 5 5

[1]
Markus Brugger:
safety factor of x2 kept for BG

[2]
Markus Brugger:
safety factor of x2 kept for BG
[3]
Markus Brugger:
safety factor of x2 kept for BG
[4]
Markus Brugger:
safety factor of x2 kept for BG
[5]
Markus Brugger:
taken from 2LM04S assuming factor of 5 less at equipment location (therefore downscaled in this table)
[6]
Markus Brugger:
taken from 8RM05S assuming factor of 5 less at equipment location (therefore downscaled in this table)
[7]
Markus Brugger:
kept x2 safety margin for scrubbing and 25ns operation