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 1-3, 2009, IHEP, Beijing

2. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 1 IHEP SRF Lab (~230m 2 ), constructed at 2004

3. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 2 Facilities layout of IHEP SRF lab

4. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 3 Class 10000: 13m 2, equipped with the evacuating and leakage detecting system Class 10+Class 100: 20m 2 The clean room was upgrade in this May: filter change( 0.12µm, 99.999%) and ground modified

5. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 4 Resistivity: >18MOhm-cm TOC: <14ppb (10 -9 ) Water flow: 8-12L/min Store 1200L pure water

6. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 5 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/cm 2 Rinsing water flow: 12L/m @80kgf/cm 2

7. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 6 A HPR device had been designed, now it’s just under parts fabrication.

8. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 7 Cavity mount stand 3m×4.4m×5.2m: Height:>4m

9. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 8 Control room

10. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 9 Old CP facility

11. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 10 Principle of IHEP BCP facility Design parameters of BCP Cool the acid to 12 o C ~1 minute to fill or discharge the cavity Remove ~2kW of heat during the process Acid flow: 0-2T/h

12. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 11

13. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 12

14. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 13 Mechanical pump: 150L/s, Roots pump: 1200L/s

15. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 14 Rotate speed: 0~100Turn/m

16. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 15

17. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 16

18. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 17 97 % 50 %

19. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 18 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

20. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 19 1st: CP(100  m)+HPR(2hr.)+Baking(120 ℃ 48hr.) @IHEP 2nd: CP(50  m)+HPR(2hr.)+Baking(120 ℃ 48hr.) @IHEP 3rd: CP(20  m)+HPR(3hr.)+Baking(120 ℃ 48hr.) @IHEP 4th: HPR @KEK 5th: warm up and fast cooling down @KEK Test of SC-02 cavity

21. 2 nd Workshop of 1.3GHz SRF R&D Project, Dec. 1~3, Beijing jpdai@ihep.ac.cn 20 Thanks for your attention!