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Cryomodule Tests in S 1 -G Photo by Toge-san E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 1

• Coupler Conditioning at RT • Schedule of high power tests • Adjustment of fo & QL • Initial results of high power test (by D. Kostin, DESY) E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 2

September, 2010 Mon Tue Wed Coupler Processing A-1, 2, 3, 4 C-1, 2, 3, 4 Thu Fri Sat Sun Coupler Processing KEK Open-House A-1, 2, 3, 4 Cool-down Start C-4/A-4 BAW 1 @ KEK LINAC 10 @ Tsukuba Heat Load Meas. at 4 K Holiday High Grad. A-1, C-1 High Grad. A-3, C-3 E. KAKO (KEK) 2010' Sept. 28 to 2 K (Holiday) High Grad. A-2, C-2 DESY (Denis Kostin) High Grad. A-4, C-4 DESY (Denis Kostin) S 1 -G@Webex meeting Global Design Effort 3

RF processing of input couplers (1) C 1/KLY#1, A 1/KLY#2 0. 5 ms, 5 Hz, 500 k. W 1. 5 ms, 5 Hz, 200 k. W Aug. 25 ~ Sept. 07 E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 4

RF processing of input couplers (2) Cryomodule-A Cryomodule-C E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 5

Schedule 21 st (Tue) 13: 30~ meeting preparation 22 nd (Wed) 13: 00~ low power rf measurement adjustment of fo & QL 23 rd (Thu) 13: 00~ cavity processing (C 2, A 4) short pulse (540 us + 100 us) FB/off long pulse (540 us + 1. 0 ms) FB/on 24 th (Fri) 13: 00~ continue. . . . pre-detuning, observation of Lorentz detuning 　　　　　 Next; (C 1, A 1) E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 6

Stroke of Motor Tuner fo = 1299. 92 MHz Cryomodule - A Cryomodule - C 1300. 00 MHz 1299. 95 MHz 1299. 92 MHz A 4/MHI-09 1299. 90 MHz E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 7

QL of Variable Input Coupler QL = 2. 4 x 106 D f = 542 Hz Cryomodule - C Cryomodule - A 2. 4 X 106 E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 8

October, 2010 Mon Tue Wed Thu Fri High Gradient Exp. C-2 C 2/C-1 C-3 C-4 Lorentz Detuning Compensation C-1 C-2 C-3 C-4 Holiday Sun D. Kostin (DESY) Y. Pichalnikov W. Schappert (FNAL) Lorentz D. Comp. A-2, (spare) Dynamic Loss Meas. A-1 A-2 A-3 Dynamic Loss Meas. C-1 C-2 C-3 E. KAKO (KEK) 2010' Sept. 28 Sat A-4 C-4 S 1 -G@Webex meeting Global Design Effort A. Hocker (FNAL) 9

E. KAKO (KEK) 2010' Sept. 28 S 1 -G@Webex meeting Global Design Effort 10

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