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Tracker Thermal Control System
TTCS Progress TTCS Progress at Sun at Sun YatYat--sensen UniversityUniversity
October 25, 2005, CERN Geneva
Modeling: SS Lu, ZC Huang, DQ Mo EM test: ZH He, TX Li, KH Guo, WJ Xiao, NQ Pei, XH Sun,
ZW Pan, JF Ding, KL YuElectronics: JQ Ni, XH Jiang, D Zhang, ZX Wang, CP Tang,
GC Feng, YH Huang, Mechanics: XM Qi, XH Diao, GY Chen, SS Zheng
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Tracker Thermal Control System
TTCS Thermal ModelingTTCS Thermal Modeling
TMM: Thermal mathematic model
TMM1 TMM1
TTCB TMM1:Pump/valve to radiator: 0.2w/kPump/valve to base plate: 0.1w/k
Size for cold finger: S_finger=25*25mm2,L_finger=140mm, h_cont=1000w/m2k
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Tracker Thermal Control System
Cases run for TTCS loop Model with TMM1Cases run for TTCS loop Model with TMM1
Hot cold Finished To be simulated
GUSS G_COMPONENT T_IF Grad75 -15-20-15 P+50%, G=1.5*G0 P+5k P-50%75 -15+15-1530 +00-20-15 startup heater=0W0 -15+15-15 HX.5000=150W P-50%0 +00+00+00 HX.5000=150W
-75 -15+25+15 S+50% S+50%
60 +15-20+00 HX.5000=150W S-50%30 -15-20-15 S+5k S-50%
75 +15+15+15Tset=263, 10025 =150W
P-5K Tset=263,10025 =150W P+50%
-75 -15+25-1530 +15+25-15 S+5k S-50%
-30 -15+25+15 Tset=273K60 +15+25-15 S+5k S-50%
75 -15+15+15Tset = 263, 10025 =
150W
75 -15+00+15S-5K
HX.5000=150W S+50%
-75 +00+00-15Tset=263
10025 =150WS-5K
HX.5000=150W P+50%-75 +15+00-15 startup heater=50W
Beta Angle Attituderun cases status
TTCB-P TTCB-Ssensitivity
FR=2g/s
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Tracker Thermal Control SystemTemperature of fluid line in failed cases Temperature of fluid line in failed cases
without Radiator Heaterswithout Radiator HeatersTemperature of the fluid
210
220
230
240
250
260
270
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
hr
Temperature/
TL101
TL106
TL112
TL116
TL124
TL130
TL136
TL141
TL201
TL206
TL212
TL216
TL224
TL230
TL236
TL241
Cases: B+75+15+15+15 cold cases
• Radiator health heaters (150W) can help to avoid freezing• Estimation of the cold case probability is called for
SS Lu16:00 26 Oct.
Tracker Thermal Control System
PREPARATION PREPARATION ofof
TTCSTTCS((EMEM))TestTest
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Tracker Thermal Control System
.
Clean room with climate chamber Clean room with climate chamber and thermal control chamberand thermal control chamber
Main Facilities is ReadyMain Facilities is Ready
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Tracker Thermal Control System
Fluke 2680A Fluke 2680A Data Acquisition Data Acquisition and Control Systemand Control System
LeyboldLeybold Helium Leak DetectorHelium Leak Detector
Temperature Temperature Standard and Standard and CalibrationCalibration
Pressure Pressure Standard and Standard and CalibrationCalibration
MAIN FACILITIES READY
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Tracker Thermal Control SystemVacuum Chamber with Cold Plates insideVacuum Chamber with Cold Plates inside
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Tracker Thermal Control SystemCold Plate (old version) with programming temperature control
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Tracker Thermal Control System
Static Control: 1oC; Dynamic Control: 3oC
-55.00-50.00-45.00
-40.00-35.00-30.00-25.00-20.00
-15.00-10.00-5.000.005.00
10.0015.0020.0025.00
1 61 121 181 241 301 361 421 481
Bottom:Tleft
Bottom:Tright
Bottom:Tset
Top:Tleft
Top:Tright
Top:Tset
Temperature Control Stability of Cold Plates
From Pt100 that is From Pt100 that is used for T controlused for T control
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Tracker Thermal Control System
0 50 100 150 200 250 300 350
-50
-40
-30
-20
-10
0
10
20
30
40
Tem
pera
ture
(o C)
Time(min)
CH10 CH11 CH12 CH13 CH14 TSET Tleft Tright
Tset=25oC
Power offPower off
∆T=10oC
min90,5.12)2cos(5.37 =−−= CtC
Tset π
Temperature Uniformity of the Bottom Plates
From thermal couples on the cold platesFrom thermal couples on the cold plates
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Tracker Thermal Control System
CONSTRUCTION OF THE TTCS CONSTRUCTION OF THE TTCS TEST BEDTEST BED
to provide a test system, including hardware and software, for the functional tests of TTCS EM
based on the test results, to determine the feasibility of present TTCS design, and if feasible, to finalize the control scenario
Design configuration of the TTCS test bed
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Tracker Thermal Control System
Data acquisition & control System for Data acquisition & control System for TTCS Test BedTTCS Test Bed
PC & Labview
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Tracker Thermal Control System系统总图系统总图1.System configuration and monitoring point(in green)
2.Control panel
3.Functional buttoms
4.System status5.Reserved
6.status
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Tracker Thermal Control System
1. For online-monitoring data at certain channel
2. Results (charts) of selected Model and Channel will be shown on the screen
SpySpy InterfaceInterface
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Tracker Thermal Control System
Preliminary Test for Temperature controlPreliminary Test for Temperature control
• PID control (tested)– with heater and Peltier element on
bottom and top side of a copper plate respectively
33 50 67 83 100 117 133
59.50
59.75
60.00
60.25
60.50
Tem
pret
ureo C
Time(Min)
Setpoint Process Tempreture
Set point temperature: 60°C, Room temperature: 27 °C
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Tracker Thermal Control System
PC
SW(FLUKE) HW(accessible)
90% 75% 90% 90% 50% 20% 90% 90% 20%
Alarm
Rem
ote
User m
anager
Data record
Control
Data acquisition
Power supply
Cold plate
Fluke driver
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Tracker Thermal Control System
To be done for GSE To be done for GSE
• Cold plates updated with dimension matched to the updated condenser
• CO2 Filling system (under manufactured)
Tracker Thermal Control System
TTCS EM INTEGRATION TTCS EM INTEGRATION
waiting for waiting for
TTCS EM COMPONENTSTTCS EM COMPONENTS
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Tracker Thermal Control Systemondenser v1 has been manufactured in SYSU.
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Tracker Thermal Control System
From B. Verlaat at NIKHEF
evaporators
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Tracker Thermal Control System
Accumulator EMHeat ExchangerHeat Exchanger EMEM
Accumulator EM
NLR CAST
CAST
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Tracker Thermal Control System
Pipe outside cleaning
Packaging storage
冷板安装
Pipe inside cleaning
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Tracker Thermal Control System
Leak test proposal at different levelsLeak test proposal at different levels
• Leak test for all components before delivered• Leak test for TTCB components (box level) in the
vacuum chamber with Leybold Helium Leak Detector
• Leak test for TTCS loop EM measuring the pressure drop after 24 hours
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Tracker Thermal Control System
TTCE ProgressTTCE Progress
TTEC and TTEP (EM) made with some modification;TTCE QM design will be delivered
TTEC board TTEP board
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Tracker Thermal Control System
Low level Control Tests based on TTCE prototypeLow level Control Tests based on TTCE prototype
Cooling control
Heating control
Temperature control with precision of 0.2°C
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Tracker Thermal Control System
1. AMS protocol communication functions have been implemented and tested at CERN
Echo.Reboot.Dallas temperature read.Status read.
2. Private AMS protocol communication debug system has been established
3. Software for high level control is under development
MCU program progress
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Tracker Thermal Control System
Private development tools (hardware) with software
ZZ Wang16:30 25 Oct.
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Tracker Thermal Control System
Preliminary Structure Analysis of the Preliminary Structure Analysis of the Latest TTCB LayoutLatest TTCB Layout
XM Qi16:30 26 Oct.
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Tracker Thermal Control System
Positive Margin of Safety AchievedPositive Margin of Safety AchievedStructure and Bolts Analysis
Load Displacement
Case x y z Von Mises Max Principal (mm) Yield Ultimate
1 22 5.5 5.5 73.1 75.4 0.38 3.8 2.4
2 5.5 22 5.5 133 147 0.39 1.7 0.8
3 5.5 5.5 22 155 173 0.21 1.3 0.5
4 -22 -5.5 -5.5 73.1 75.4 0.38 3.8 2.4
5 -5.5 -22 -5.5 133 147 0.39 1.7 0.8
6 -5.5 -5.5 -22 155 163 0.21 1.3 0.6
7 -22 5.5 5.5 73.1 75.6 0.38 3.8 2.4
Loads Cases: BaseplateAcceleration (g) Limit Stress [N/mm2] Margin of Safety
Load Y Z Shear Tension Tension Shear Bending
Case (N) (N) (N) X (N) (lbf) (lbf) (in.lbf.)
1 81.7 -219 233.7432 609 136.8539 52.52656 0 0.0502 376 -170 412.6451 460 103.3708 92.72924 0 0.0533 -277 374 465.4084 -453 -101.798 104.5862 0 0.0534 -81.7 219 233.7432 -609 -136.854 52.52656 0 0.0505 -376 170 412.6451 -460 -103.371 92.72924 0 0.0536 277 -374 465.4084 453 101.7978 104.5862 0 0.0537 -6.61 275 275.0794 -373 -83.8202 61.8156 0 0.054
Bolt reaction force and MofSafety Calculation--BotlInsertConnection
MofS
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Tracker Thermal Control System
The lab for TTCS development is located in Zhuhai campus, Sun Yat-sen University
Thank you!