Processos CVD Ioshiaki Doi FEEC e CCS/UNICAMP Chemical Vapor Deposition.
1. TPC FEEC Cooling System 1.1 Cooling modularity inside the detector
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Miguel Santos, ST/CV Detector Cooling JCOV January 22nd, 2004 1. TPC FEEC Cooling System 1.1 Cooling modularity inside the detector Cooling of Read Out plane : 2 + 2 circuits C ooling ofBus Bars (Service SupportW heel) Cooling ofR OC covers Cooling of SSW and Covers : 2 + 2 circuits O ut In ROC FEEC 150 180 ROC1 ROC2 ROC3 ROC10 ROC4 ROC5 ROC6 ROC7 ROC8 ROC9 R O C11 R O C 12 R O C 13 R O C 14 R O C 15 R O C 16 R O C 17 R O C 18 Cooling of FEEC: 18 + 18 circuits
description
Cooling of FEEC: 18 + 18 circuits. Cooling of SSW and Covers : 2 + 2 circuits. Cooling of Read Out plane : 2 + 2 circuits. 1. TPC FEEC Cooling System 1.1 Cooling modularity inside the detector. Flow rate: FEEC: 36 1m 3 /h + Covers + Bus bars: 36 0.12 m 3 /h - PowerPoint PPT Presentation
Transcript of 1. TPC FEEC Cooling System 1.1 Cooling modularity inside the detector
Miguel Santos, ST/CV Detector CoolingJCOV January 22nd, 2004
1. TPC FEEC Cooling System
1.1 Cooling modularity inside the detector
Cooling of Read Out plane : 2 + 2 circuits
Cooling of Bus Bars
(Service Support Wheel)
Cooling of ROC covers
Cooling of SSW and Covers : 2 + 2 circuits
OutInROC
FEEC15
0
180
ROC1ROC2
ROC3
ROC10
ROC4
ROC5
ROC6
ROC7
ROC8
ROC9ROC11
ROC12
ROC13
ROC14
ROC15
ROC16
ROC17
ROC18
Cooling of FEEC: 18 + 18 circuits
Miguel Santos, ST/CV Detector CoolingJCOV January 22nd, 2004
1.2 Cooling Plant Operating Principle
Flow rate:FEEC: 36 1m3/h+ Covers + Bus bars: 360.12 m3/h+ Read out plane: 360.04 m3/h
Total flow: 42 m3/h
Total heat to be removed: FEEC: 36720W=25920WBus Bars: 3620W=720W
Total Heat: 26640W
Total Volume of water in the installation: 1200L
Installed Electrical Power:Pump: 11kVAHeaters: 64kVA
Total Power: 77kVA
Mixed Water Consumption: 30 m3/h
Number of Circuits: FEEC: 18+18Covers + SSW: 2+2Read Out plane: 2+2Goophy: 1
Total: 45
Mixedwater:
Shut-off valve
Temperature
sensor
Balancing valve
heater
Heat exchanger
Pressure transmitter
Vacuum pump
Liquid level transmitter
Pressure
transmitter
h=3m(base of TPC
detector)
h=9m(top of TPC
detector)
pump
reservoir
Miguel Santos, ST/CV Detector CoolingJCOV January 22nd, 2004
1.3 Regulation of Water Temperature
Water temperaturerequested by ECR PID
controllerTriac heater
Water temperatureat the heater outlet
Pt100
Twater atROC inletse 40
Travel time alongsupply line
~40 seconds
Water temperatureat the heater inlet
EMLBCanbusPLC
1800W per heater , 1m3/h => ~1.5ºC temperature differentiation between circuits.
Hence, the water temperature for each and every circuit can be tuned to any value between 18.5ºC and 20ºC
To detector
From supplymanifold
Heater
Balancing
valve
Temperature
sensorBall valve
