The SPD cooling plant: status and plan of upgrades Rosario Turrisi.
SPD Cooling : Gas pressure tests
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Claudio Bortolin – CERN Romualdo Santoro – CERN Rosario Turrisi – INFN PD Martin Janda– CTU (Prague)
description
SPD Cooling : Gas pressure tests. Claudio Bortolin – CERN Romualdo Santoro – CERN Rosario Turrisi – INFN PD Martin Janda– CTU (Prague). DSF Pgas test: 17/10/2001. 2- bar 150W (No interlock). 1.5 bar - 100 W (interlock). DSF Pgas test: 18/10/2001. P2 Pgas test: beginning. - PowerPoint PPT Presentation
Transcript of SPD Cooling : Gas pressure tests
Claudio Bortolin – CERNRomualdo Santoro – CERNRosario Turrisi – INFN PD
Martin Janda– CTU (Prague)
1.5 bar - 100 W (interlock)2- bar 150W (No interlock)
Pgas
setpoint
Pbefore
filter
Pafter
filter
Dp Filter
Pafter
capilary
Dp capill.
Pafter
dummy
Tafter
filter
Tafter
capilary
Tafter
dummy
Pmax Flow
[bara] [bara] [bara] [bara] [bara] [bara] [bara] [°C] [°C] [°C] [W] [g/s]
1,5 3,24 2,23 1,01 1,68 0,55 1,62 19,16 13,92 11,15 85 1,5
1,65 3,26 2,27 0,99 1,78 0,49 1,72 19,64 14,43 12,8 85 1,48
1,8 3,33 2,37 0,96 1,92 0,45 1,87 20,58 16,2 14,84 100 1,46
1,9 3,31 2,38 0,96 2,04 0,31 1,98 20,19 17,86 16,21 140 1,46
2 3,32 2,39 0,93 2,11 0,28 2,06 20,36 18,69 17,43 150 1,44
2,1 3,4 2,5 0,9 2,24 0,26 2,2 20,41 20,12 19,01 150 1,41
Total HSs ON= 77 (Tmed = 29.6º C)
Pliq= 6,1 bar – Pgas=1,63 bar
Total HSs ON= 83 (Tmed = 32.8º C)
Pliq= 6,1 bar – Pgas=1,9 bar
Total HSs ON= 81 (Tmed = 31.7º C)
Pliq= 6,1 bar – Pgas=1,8 bar
Pgas=1.9 bar
Pgas=1.8 bar
ALICE Ready ALICE Beam tuning
ALICE Ready
