tracker thermal control system ams tracker thermal control system … tim... · 2007-11-09 ·...
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Tracker Thermal Control System
AMS Tracker Thermal Control AMS Tracker Thermal Control System (TTCS)System (TTCS)
TTCS Progress ReportTTCS Progress ReportTIMTIM--meeting, 9meeting, 9thth January 2007, JSC, HoustonJanuary 2007, JSC, Houston
NLR-team: J. van Es, B. Verlaat (NIKHEF), A. Pauw, G. van Donk, T. Zwartbol, SM. Bardet. M. Bsibsi
SYSU team: ZH. He, KH. Guo, JQ. Ni, SS. Lu, ZX. Wang, XM. Qi, TX. Li, SS Zheng, ZC Huang, WJ Xiao, CP Tang, DC Mo, XH Diao, GY Chen, Y Chen, LQ Pei,
XH Sun, KL Yu, JF Ding, ZW Pan, INFN-AMS-team: R. Battiston, M. Menichelli, C. Gargiulo, A. Alvino, E. Laudi,
et al.CAST-team: M. Jianyin, JF. Cao, G. Lin et al.MIT-team: V. Koutsenko, XD Cai, A. Lebedev
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Tracker Thermal Control System
OutlineOutline
• Overview• TTCS Status at SYSU
– Accumulator Review Meeting– Procurement and Inspection Tests– EM Test Setup– CO2 Climbing Height Measurement
• TTCE (M. Menichelli)
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Tracker Thermal Control System
Meetings
• Accumulator review (30-31 October, CERN)
Documentation
• TTCS EM µ-g TEST PROCEDURE FOR 2nd LOOP (delivered SYSU)
• EM Test Procedures (3 delivered on-going) (SYSU)
• TTCS EM TEST FACILITES delivered(SYSU)
• TTCS Modelling Description delivered (SYSU)
• TTCS TTCS NLR Breadboard Test Plan & Procedure • TTCS-ACCUMULATOR THERMAL SAFETY ANALYSIS (SYSU)• Design of TTCS Accumulator (delivered CAST)
System design status: System design status:
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Tracker Thermal Control System
Documentation (contDocumentation (cont’’d)d)
• Receive inspection test procedure– Evaporator receive inspection document finished– Pump receive procedure draft is finished and issue
1.0 to be delivered on 8 January– Heat exchanger procedure draft is finished and
issue 1.0 to be delivered on 8 January– APS&DPS receive inspection close to be finished – Condenser procedure is in preparation
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Tracker Thermal Control System
EM Hardware status
• EM Pump (to NLR SYSU received)
• Accu EM test will start with EM1 (received)
• EM HX manufactured (at NLR SYSU received)
• EM pressure sensors (received)
• EM OHP in manufacturing (NLR)
• EM evaporator (inner rings received)
• EM condenser (manufacturing in INFN Perugia)
• EM cold orbit heaters (designed and ordered)
• EM pre-heaters (designed and ordered)
• EM Test set-up (in manufacturing)
• EM DAC (ready to be tested)
System Procurement status: EMSystem Procurement status: EM
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Tracker Thermal Control System
System design status: Flight Model System design status: Flight Model QM/FM Design status• QM/FM Pump CDR documentation upto finalisation• QM/FM Accu CDR documentation
– Accu thermal stress margin for the Peltier saddle uptofinalisation (to be discussed )
• QM/FM Heat Exchanger– HX thermal analyses finalised– HX stress analyses upto finalisation
• QM/FM condensers design finalised – Stress analyses to be finalised
• QM heaters design finalisedPoints of concern • Integration documents• Pressure drop condensers tests performed
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Tracker Thermal Control System
• Ground Support Equipment– TGSE
• TGSE cold plates for condenser I/F (SYSU, received and tested)
• TGSE for USS I/F design finished (SYSU, received to be tested)
• Dummy evaporators – One set is build and implemented in EM-loop (SYSU)(TBD)
– One set is shipped from NLR to SYSU to be adapted (SYSU)
• Filling System (received and tested)
– EGSE• EGSE Phase I manufactured, Phase II designed and under test
(INFN)
• Simulation Model (plan made available May/June 2007)
– MGSE• Radiator Jig finalised and under review (see separate pres)
• Box and welding support tools to be designed (Mechanical)
TTCS Design Status overview (contTTCS Design Status overview (cont’’d)d)
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Tracker Thermal Control SystemAAccumulator Design Review Meetingccumulator Design Review Meeting
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Tracker Thermal Control System
Component status: Accumulator (CAST)Component status: Accumulator (CAST)• ACC design review meeting (CAST/NASA/NLR/SYSU)
• Updated fan structure tested & document delivered
(CAST); can not provide detailed Design and Drawing of
Accumulator inside structure and Acc Heat Pipe
• Mechanical stress analyses upto finalisation (SYSU)
Fan mesh design
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Tracker Thermal Control System
FE Models Used for Thermal Stress Analysis of Acc FE Models Used for Thermal Stress Analysis of Acc
3mm
2mm
8mm
Load combination:
Thermal + Inner Pressure
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Tracker Thermal Control System
Results comparison for the copper SaddleResults comparison for the copper SaddleCopper material - results comparison between the new models and the old model
TemperatureCase
Model Max Von MisesStress(MPa) MoSyeld
Max Principle Stress(MPa) MoSult
Old model 187 -0.714 249 -0.64
3mm Model 124 -0.570 177 -0.503
2mm Model 131 -0.593 187 -0.529
Old model 138 -0.613 170 -0.48
3mm Model 62.8 -0.151 76.9 0.144
2mm Model 62.9 -0.152 82.2 0.071
Old model 171 -0.688 228 -0.614
3mm Model 105 -0.492 150 -0.413
2mm Model 112 -0.524 158 -0.443
21.85 oC
120 oC
-15 oC
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Tracker Thermal Control SystemEM1 Accumulator PerformanceEM1 Accumulator Performance
Set-p
oin
t Ch
an
ge (-5
C to
-10
C, th
en
to
-15
C)
Heating rate: 0.3K/min
With 37.5W full power, the heating rate is smaller than the requWith 37.5W full power, the heating rate is smaller than the required ired 1K/min1K/min
Foil heaters
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Tracker Thermal Control System
15min.
Cooling rate: 1K/3min
Set-point Change (5°C to 0 ° C, then to -5 ° C)
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Tracker Thermal Control System
TTurn off urn off PeltierPeltier
15min.
Set-point Change (-5C to -10C, then to -15C)
Cooling rate: 0.3K/min
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Tracker Thermal Control System
APS & DPSAPS & DPS
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Tracker Thermal Control System
TTCS EM Test Procedure: APS Incoming Inspection TEST DATE: 2007-1-6
Test engineer: X.H.Sun CYJ_1062
Step Action Parameter Value Limits Results Comments
1 Write down component serial number M01-01
2 Check for visual damage No visible damage
3 Check component envelope with design drawings
4 Check component mechanical I/F with design drawings
Pipe and cable location
5 Check electrical connectors with design drawings/documentation
4 wires
6 Perform Component health check according to component health check procedure
Output reference
7 Perform leak test according to He leak test procedure
Leak rate
1x10-9
mbar.l/s
8 Perform mass measurement Mass 155.65g 200g 133.9g without cable
END OF PROCEDURE
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Tracker Thermal Control System
TTCS EM Test Procedure: DPS Incoming Inspection TEST DATE: 2007-1-6
Test engineer: X.H.Sun CYJ_1063
Step Action Parameter Value Limits Results Comments
1 Write down component serial number M01-01
2 Check for visual damage No visible damage
3 Check component envelope with design drawings
4 Check component mechanical I/F with design drawings
Pipe and cable location
5 Check electrical connectors with design drawings/documentation
4 wires
6 Perform Component health check according to component health check procedure
Output 0.6Mpa
7 Perform leak test according to He leak test procedure
Leak rate
1x10-9
mbar.l/s
8 Perform mass measurement Mass 267.90g 200g 246.16g without cable
END OF PROCEDURE
Totally (APS&DPS) is 423.55g, about 24g heavier, including the cable
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Tracker Thermal Control System
APS Calibration TestAPS Calibration Test
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Tracker Thermal Control System
Calibration of the Pressure SensorsCalibration of the Pressure Sensors
y = 0.0051x - 0.0587R2 = 1
0
1
2
3
4
5
6
0 200 400 600 800 1000 1200
Difference pressure(mbar)Vo
ltage
(V)
Calibrated data byCETC
y = 0.8488x - 0.5053R2 = 1
0
1
2
3
4
5
6
0 1 2 3 4 5 6 7
Pressure(MPa)
Vol
tage
(V)
Calibrated data byCETCTested data by SYSU
APS DPS
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Tracker Thermal Control System
Heat ExchangerHeat Exchanger
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Tracker Thermal Control SystemGSE for EM testGSE for EM test
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Tracker Thermal Control System
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Tracker Thermal Control System
On Going Evaporator AssemblyOn Going Evaporator Assembly
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Tracker Thermal Control System
Sensor for temperature control
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Tracker Thermal Control SystemLocation 1 for Temperature ControlLocation 1 for Temperature Control
ΔT=8.5C
ΔT=2C
ΔT=5.7C
ΔT=2CΔT=6.7C
ΔT=5.6C
ΔT=2C
ΔT=6.5C
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Tracker Thermal Control System
ΔT=1C
ΔT=3C
ΔT=4.6C
ΔT=1.5C
ΔT=1C
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Tracker Thermal Control System
An optical approach is under development An optical approach is under development for CO2 contact angle measurementfor CO2 contact angle measurement
CCD camera
Protection wallMeasurement of contact angle of CO2 on stainless steel surface.doc
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Tracker Thermal Control System
CO2 Climbing Height for 316LCO2 Climbing Height for 316L
CO2 Climbing Height for 316L paralell plates
0
2
4
6
8
10
12
20 15 10 5 0 -5 -10 -15 -20
Temperature (C)
Climbing Height (mm)
0.2mm gap
0.5mm gap
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Tracker Thermal Control System
TTCS Dynamic Model for EGSE TTCS Dynamic Model for EGSE
• ZC Huang went to TU Delft for a month before last Christmas, and fully discussed about the TTCS Sinda/Fluint model and the real time dynamic model
• He will stay there for another two months (until middle of March) to finish the Math Model for EGSE
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Tracker Thermal Control System
PumpPump