ams-ttcs status reportttcs status report

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T racker Thermal Control System AMS TTCS Status Report AMS-TTCS Status Report AMS TIM ti CERN M 9 th 2009 AMS-TIM meeting, CERN, May 9 th , 2009 ZH He ZH He On behalf of SYSU team: ZC Huang, TX Li, SS Lu, DC Mo, XM Qi, XH Sun, GL Tong ZX. Wang, YC Zhang, Z Zhang, JP Zhou. 2009831日星期一 1

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Page 1: AMS-TTCS Status ReportTTCS Status Report

Tracker Thermal Control System

AMS TTCS Status ReportAMS-TTCS Status ReportAMS TIM ti CERN M 9th 2009AMS-TIM meeting, CERN, May 9th, 2009

ZH HeZH He

On behalf of SYSU team:

ZC Huang, TX Li, SS Lu, DC Mo, XM Qi, XH Sun, GL TongZX. Wang, YC Zhang, Z Zhang, JP Zhou.

2009年8月31日星期一 1

Page 2: AMS-TTCS Status ReportTTCS Status Report

Tracker Thermal Control System

O tliO tliOutlineOutline

• TTCB Functional Check SupportsTTCS i l ti f TVT t t• TTCS simulation for TVT test

• TTCS EM Operation Test in the CaseTTCS EM Operation Test in the Case of Extreme hot or cold USS

• Preparation for the TTCB QM Test• Documents• Documents

2009年8月31日星期一 2

Page 3: AMS-TTCS Status ReportTTCS Status Report

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TTCB Functional Check SupportsTTCB Functional Check Supports

• Sun Xihui in AIDC for TTCB FM1 & FM2, twice

• Zhang Zhan in SERMS• Zhang Zhan in SERMS • More are ready in plan to CERN and ESTEC, y p ,

after TTCB QM functional test in Zhuhai

Page 4: AMS-TTCS Status ReportTTCS Status Report

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Page 5: AMS-TTCS Status ReportTTCS Status Report

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TTCS i l ti f TVT t tTTCS i l ti f TVT t tTTCS simulation for TVT testTTCS simulation for TVT test

Page 6: AMS-TTCS Status ReportTTCS Status Report

Boundary Condition for RadiatorsBoundary Condition for RadiatorsTracker Thermal Control System

yy

-86 4℃ 87 4℃ f

-87.1℃

86.4℃ -87.4℃ Input from Serena

TTCS running at the set-i t f 15C

-85.9℃point of -15C

With heat load of 144W

-85.0℃

-86.4℃

-85.7℃

-86.8℃

Page 7: AMS-TTCS Status ReportTTCS Status Report

SINDA/SINDA/FluintFluint ModelModelTracker Thermal Control System

Setpoint=258K:Model: TTCS_V1.1

Mass flo ate 2g/sSetpoint=258K: Mass flow rate: 2g/s

Page 8: AMS-TTCS Status ReportTTCS Status Report

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Results: Temperatures in the LoopResults: Temperatures in the LoopResults: Temperatures in the LoopResults: Temperatures in the Loop

Th t i t i 258K• The set-point is 258K.• The pump_in temperature is always higher than 246K, and the cold orbit heat won’t

be on.

Page 9: AMS-TTCS Status ReportTTCS Status Report

Results: Temperatures and quality in the loopResults: Temperatures and quality in the loopTracker Thermal Control System

p q y pp q y p

Setpoint=258K:

T HX liquid out: 257.4K

T_accumulator: 258KSetpoint=258K:

T_HX_liquid_out: 257.4K

T_HX_liquid_in: 249.6K

T_Pump_in: 248.1K

XL HX two-phase in:0.21 XL HX two-phase out:0.15XL_HX_two phase_in:0.21 XL_HX_two phase_out:0.15

Page 10: AMS-TTCS Status ReportTTCS Status Report

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S f T t Di t ib tiS f T t Di t ib tiSummary of Temperature DistributionSummary of Temperature DistributionTab1: Temperatures of hybrids

Setpoint hybrids 1 hybrids 2 hybrids 3 hybrids 4 hybrids 5 hybrids 6 hybrids 7 hybrids 8258K 259.9 262.6 264 265.9 265.9 264 262.6 259.9

268K 269.4 272 273.2 274.8 274.8 273.2 272 269.4

Tab1: Temperatures of hybrids

Tab2: Temperatures of TTCB component

Setpoint (T_Acc)T4100

(T_HX) T4200

(T_pumpA) T4300

(T_pumpA_inside)T4349

(T_pumpB) T4350

(T_vavle1&2) T4400

(T_vavle3&4) T4450

(T_APS) T4500

(T_DPS) T4600

(T_OHP) T4700

(T_pumpEL)T4800

(T_preHeaterA) T4900

(T_preHeaterB) T4950

258K 257 7 256 8 253 250 4 249 9 248 7 248 7 252 9 252 7 257 9 263 6 256 1 256 1258K 257.7 256.8 253 250.4 249.9 248.7 248.7 252.9 252.7 257.9 263.6 256.1 256.1

268K 267.4 265.5 254.1 251.4 251.2 249.6 249.7 257.5 257.5 267.7 268.4 282.2 282.2

b3

SetpointT_pump_In

T_subcooling

T_HX_liq_in

T_HX_liq_out

T_cds_out_ram

T_cds_out_wake

T_UssQ_bot_preH

Q_top_preH

Q_uss2ttcb

Q_P4cold

Tab3: Loop status

258K 248.1 9.6 249.6 257.4 247.6 248.1 241.9 0 0 -4.6 0

268K 248.7 19.2 251.3 266.5 248.1 248.7 241.9 8 8 -7.1 0

Page 11: AMS-TTCS Status ReportTTCS Status Report

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Conclusion (draft)Conclusion (draft)Conclusion (draft)Conclusion (draft)• TTCS functions properly in the condition ofTTCS functions properly in the condition of

TVT test in ESTEC, with set-point temperature = 15C.

2009年8月31日星期一 11

Page 12: AMS-TTCS Status ReportTTCS Status Report

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TTCS EM O ti T t i thTTCS EM O ti T t i thTTCS EM Operation Test in the TTCS EM Operation Test in the Case of Extreme hot or cold USSCase of Extreme hot or cold USSCase of Extreme hot or cold USSCase of Extreme hot or cold USS

Page 13: AMS-TTCS Status ReportTTCS Status Report

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Test ObjectiveTest ObjectiveTest ObjectiveTest Objective• Checking the temperature response of the TTCS EM

components for verification, while:• T = 50℃TUSS 50℃• TUSS = -40℃

Main DifferenceMain Difference

TTCB EM washers:

USSepoxy resin (0.3W/mK)

TTCB QM washers:

13Ti6Al4V (7.2W/mK)

Page 14: AMS-TTCS Status ReportTTCS Status Report

Test set up in horizontal layoutTest set up in horizontal layoutTracker Thermal Control System

p yp y

TEST FacilitiesTEST Facilities

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Page 15: AMS-TTCS Status ReportTTCS Status Report

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Locations of ThermocouplesLocations of ThermocouplesLocations of ThermocouplesLocations of Thermocouples

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Page 16: AMS-TTCS Status ReportTTCS Status Report

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USS Temperature above 50USS Temperature above 50C for 90C for 90 minsminsUSS Temperature above 50USS Temperature above 50 C for 90 C for 90 minsminsCASE of high extreme USS temperature: (TUSS = 50 ℃)

Tw_chamber = 15 ℃;Tb_chamber = 5 ℃;

T = 15 ℃;Taccumulator = 15 ℃;

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Page 17: AMS-TTCS Status ReportTTCS Status Report

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Temperatures ofTemperatures of AccuAccu EvapEvap & Pump& PumpTemperatures of Temperatures of AccuAccu, , EvapEvap & Pump & Pump

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Temperatures of the BracketsTemperatures of the BracketsTemperatures of the BracketsTemperatures of the Brackets

APS d tAPS dry out

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Page 19: AMS-TTCS Status ReportTTCS Status Report

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USS Temperature below -30C for 90 minsUSS Temperature below -30 C for 90 mins

Cooled by Peltier elementsCooled by Peltier elements

CASE of low extreme USS CASE of low extreme USS temperature: (TUSS = -30 ℃)

Tw_chamber = -20 ℃;Tb_chamber = -25 ℃;T 15 ℃Taccumulator = -15 ℃;

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Page 20: AMS-TTCS Status ReportTTCS Status Report

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Temperatures ofTemperatures of AccuAccu EvapEvap & Pump& PumpTemperatures of Temperatures of AccuAccu, , EvapEvap & Pump & Pump

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Page 21: AMS-TTCS Status ReportTTCS Status Report

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Temperatures of the BracketsTemperatures of the BracketsTemperatures of the BracketsTemperatures of the Brackets

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Page 22: AMS-TTCS Status ReportTTCS Status Report

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Reconstruction of Temperature Response Reconstruction of Temperature Response p pp pfor the QM by simulationfor the QM by simulation

Si lifi d M d l• Simplified ModelDPS APS HXDPS APS HX

RHX2BP=3.7K/WRAPS2BP=8.3K/W

DPS APS HX

BP

RDPSBP=8.3K/WRHX2BP=6.6K/WRAPS2BP=37.4K/WRDPSBP=37.4K/W

RUSS2BP=0.8K/W RAccu2BP=4.2K/WBP

R 3 3K/W R 18 9K/W

USS Tset

RUSS2BP=3.3K/W RAccu2BP=18.9K/W

USS Tset

Page 23: AMS-TTCS Status ReportTTCS Status Report

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Simplified SINDA/Simplified SINDA/FluintFluint Model with BracketsModel with BracketsS p ed S /S p ed S / u tu t ode t ac etsode t ac ets

Page 24: AMS-TTCS Status ReportTTCS Status Report

Preliminary Simulation Results for TTCB EM Preliminary Simulation Results for TTCB EM Tracker Thermal Control Systemfor USS temperature = 50for USS temperature = 50CC

Temperatures of Component brackets

TAPS=3K

TDPS=1.5K

TAPS=5K

TDPS=3.5K

Convection should have enhanced the thermal conductance

Page 25: AMS-TTCS Status ReportTTCS Status Report

Preliminary Simulation Results for TTCB QMPreliminary Simulation Results for TTCB QMTracker Thermal Control Systemfor USS temperature = 50for USS temperature = 50CC

Temperatures of Component brackets

TAPS=8+12(K)

USS takes 1.5hrs to get 50C from 15 C, and stay

35CAPS ( )

TDPS=4+9(K)at 50C for 1.5 hrs

28C

Page 26: AMS-TTCS Status ReportTTCS Status Report

Preliminary Simulation Results for TTCB EM Preliminary Simulation Results for TTCB EM Tracker Thermal Control Systemfor USS temperature = for USS temperature = 3030CC

Temperatures of Component brackets

TAPS= 1.8K

TAPS=5K

TDPS= 4.5K

TDPS= 1K

Page 27: AMS-TTCS Status ReportTTCS Status Report

Preliminary Simulation Results for TTCB QMPreliminary Simulation Results for TTCB QMTracker Thermal Control Systemfor USS temperature = for USS temperature = 3030CC

Temperatures of Component brackets

23C

TAPS= 5 8(K)USS takes 1 5hrs to get

TDPS= 2 6(K)USS takes 1.5hrs to get 30C from 15 C, and stay at 30C for 1.5 hrs 28C

Page 28: AMS-TTCS Status ReportTTCS Status Report

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Conclusion (draft)Conclusion (draft)Conclusion (draft)Conclusion (draft)TTCS ll h USS• TTCS system runs normally even at the USS temperature up to +50C, or down to 30C for more than 1.5 hours.

• The fastest respond component is APS the bracketThe fastest respond component is APS, the bracket temperature of which can go up to +35C , or down to 28C in 1 5 hours after simulation revisionto 28C in 1.5 hours, after simulation revision.

• Extension down to 40C will be done and documented

Page 29: AMS-TTCS Status ReportTTCS Status Report

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Preparation for the TTCB QM TestPreparation for the TTCB QM TestPreparation for the TTCB QM TestPreparation for the TTCB QM Test• TTCB QM Test Procedure (document draft

fi i h d)finished)• Test facilities

– TTCE and cables (to be delivered)– Power supply for TTCE (resolution of 0.01W, procured in owe supp y o C ( eso ut o o 0.0 W, p ocu ed

Zhuhai)• Frame to keep the TTCB in transportation frame theFrame to keep the TTCB in transportation frame the

same level as the TTCS system (being made)• EM pump installationEM pump installation • Thermal insulation of the TTCB

T b ( fi d)• Team members (confirmed)

Page 30: AMS-TTCS Status ReportTTCS Status Report

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TTCB QM Test ProcedureTTCB QM Test ProcedureTTCB QM Test ProcedureTTCB QM Test ProcedureCleaning RoomCleaning RoomWalk-in Climate Chamber

TTCS 2nd loop

Power Power supplysupply

TTCB TTCE TTCE TTCBQM FSFS EPPEPP--CANCAN

DASDAS Linux PCLinux PC

For monitoring the system For commanding and reading

Page 31: AMS-TTCS Status ReportTTCS Status Report

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Performance Test items and RequirementsPerformance Test items and RequirementsPerformance Test items and RequirementsPerformance Test items and Requirements1. Check accumulator heaters control2. Check accumulator Peltier elements control3 Check pump control3. Check pump control4. Check heaters and component power consumption

Ch k h d diff d (30005. Check the pressure drop at different pump speeds (3000, 5000, 7500, 10000 rpm)

6. Switch on/off Star Tracker simulator completely and partly7. Switch on/off pre-heaters8. Switch on/off start-up heater9 Switch on/off cold orbit heater9. Switch on/off cold orbit heater

2009年8月31日星期一 31

Page 32: AMS-TTCS Status ReportTTCS Status Report

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Performance Test items and RequirementsPerformance Test items and RequirementsPerformance Test items and RequirementsPerformance Test items and Requirements10. Perform pump start-up test in vapor phasep p p p p11. Perform control parameter sensitivity checking12. Perform health guard check pre-heater overheatingg p g13. Perform health guard check non-operating pump (heaters should

not switch on or switch off)14. Perform TS (thermostat) functional check on cold-orbit heater15. Perform TS (thermostat) functional check on start-up heater16. Perform TS (thermostat) functional check Peltiers element17. Perform TS (thermostat) functional check on accumulator wire

heaters18. Switch between the TTCE-A and the TTCE-B

2009年8月31日星期一 32

Page 33: AMS-TTCS Status ReportTTCS Status Report

Preparation and Performing TTCB QM Preparation and Performing TTCB QM Tracker Thermal Control SystemPerformance TestPerformance Test

TiStep Items Time estimated

1 The TTCB QM for in coming checking 1days1 The TTCB QM for in-coming checking 1days

2 Connect the TTCB QM into the TTCS EM secondary loop 2 days

3 Leak test according to RD-6 1 days3 Leak test according to RD-6 1 days

4 Insulating the TTCB QM and tube connection 1 days

5 Filling CO2 with required mass and sealing the loop 2 days5 g 2 q g p y

6 Get used to TTCE software for the test engineers 2 days

7Functional check of the loop, including sensor readings and allth t l f th t

5 days7 the control responses of the components

8 Function check of safeguard 1 days

C t l t iti it h ki 3 d9 Control parameter sensitivity checking 3 days

10 Disconnect the TTCB QM and package it 1days

total 19daystotal 19days

2009年8月31日星期一 33

Page 34: AMS-TTCS Status ReportTTCS Status Report

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Documents Written since last TIMDocuments Written since last TIMDocuments Written since last TIMDocuments Written since last TIMTitle DOC.# Date Prepared

bby

Accumulator_Weld_Test report TTCS-SYSU-TEST-TRP-014-1.0 2009-3-15 Zhenhui He

Simple way to check the TTCB (draft) TTCS-SYSU-TEST-TPR-015-1.0 2009-3-6 X.H.Sun

TTCB QM TEST PROCEDURE IN 2ND MICRO-G LOOP (draft)

TTCS-SYSU-TEST-TPR-016-1.0 2009-4-26 X.H.Sun

TTCB LIMITED FUNCTIONAL CHECK PROCEDURE (draft)

TTCS-SYSU-TEST-TPR-017-1.0 2009-4-27 Z.Zhang

TTCS EM i i hi h d l TTCS SYSU TEST TRPTTCS EM running in high and low extreme USS temperature cases (draft)

TTCS-SYSU-TEST-TRP-015-1.0 2009-4-20 Jinpeng Zhou

THERMAL ORIENTED INTERFACE OF TTCS SYSU ELEC TNTHERMAL ORIENTED INTERFACE OF TTCE FOR TTCS OPERATION (draft)

TTCS-SYSU-ELEC-TN-004-1.0 2009-2-6 Yongfeng Liu

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2009年8月31日星期一 35