IHEP SRF Lab Upgrade & Facilities Jianping Dai on behalf of SRF lab upgrade and facilities group 2...
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![Page 1: IHEP SRF Lab Upgrade & Facilities Jianping Dai on behalf of SRF lab upgrade and facilities group 2 nd Workshop of the IHEP 1.3GHz SRF R&D Project, December.](https://reader036.fdocuments.in/reader036/viewer/2022081603/56649eb75503460f94bc171e/html5/thumbnails/1.jpg)
IHEP SRF Lab Upgrade & Facilities
Jianping Dai
on behalf ofSRF lab upgrade and facilities group
2nd Workshop of the IHEP 1.3GHz SRF R&D Project, December 1-3, 2009, IHEP, Beijing
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 2
IHEP SRF Lab (~230m2), constructed at 2004
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 3
Facilities layout of IHEP SRF lab
![Page 4: IHEP SRF Lab Upgrade & Facilities Jianping Dai on behalf of SRF lab upgrade and facilities group 2 nd Workshop of the IHEP 1.3GHz SRF R&D Project, December.](https://reader036.fdocuments.in/reader036/viewer/2022081603/56649eb75503460f94bc171e/html5/thumbnails/4.jpg)
2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 4
Class 10000: 13m2, equipped with the evacuating and leakage detecting system
Class 10+Class 100: 20m2
The clean room was upgrade in this May: filter change( 0.12µm, 99.999%)and ground modified
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 5
Resistivity: >18MOhm-cmTOC: <14ppb (10-9)Water flow: 8-12L/minStore 1200L pure water
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 6
HPR for single cell Cavity
High pressure pump, 01.um filter, nozzle, relief valve , HPR stand
•Maximum travel distance of cavity is 1.1m, with a speed of 4-16cm/m•Rotating speed: 2-10cycle/m•Water pressure :0-100kgf/cm2
•Rinsing water flow: 12L/m @80kgf/cm2
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 7
A HPR device had been designed, now it’s just under parts fabrication.
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 8
Cavity mount stand
3m×4.4m×5.2m:Height:>4m
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 11
Over flow Tank
Recirculation Pump
WaterChiller
Main Acid Valve
AcidTank
Main Acid Pump
AcidSupply Tank
Acid Dump Tank
Acid Dump Valve
Acid Waste Barrel
Acid Dump Pump
Waste Gas Treatment
Dilute WasteBarrel
UPWTank
UPWPump
Ultra Pure Water (UPW)Barrel
UPWValve
Dilute Waste Valve
Principle of IHEP BCP facility
Design parameters of BCP
• Cool the acid to 12oC• ~1 minute to fill or discharge the cavity• Remove ~2kW of heat during the process• Acid flow: 0-2T/h
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 12
配酸槽 高位水槽高位酸槽 酸雾塔纯水储槽
冷水机
3#风机液位控制槽
废酸储槽
泵泵
泵泵
排酸 排酸冷却器
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 13
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 14
Mechanical pump: 150L/s,Roots pump: 1200L/s
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 15
Rotate speed: 0~100Turn/m
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 16
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 17
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 19
Experience of SRF Lab
• Vertical test at IHEP SRF Lab.– 1.3GHz/β=0.45 SC:
SC-01 1 time
SC-02 3 times
SC-03 2 times
– 2-cell Tesla cavity 1time
• Surface treatment of the above cavities
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 20
1st: CP(100m)+HPR(2hr.)+Baking(120 48hr.) @IHEP℃ 2nd: CP(50m)+HPR(2hr.)+Baking(120 48hr.) @IHEP℃ 3rd: CP(20m)+HPR(3hr.)+Baking(120 48hr.) @IHEP℃ 4th: HPR @KEK 5th: warm up and fast cooling down @KEK
Test of SC-02 cavity
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2nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing [email protected] 21
Thanks for your attention!