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Message ID: 323     Entry time: Friday, July 19, 2013, 14:14
Author: Anders Mjos 
Target/No.#:  
Source:  
Station:  
Module:  
Target Oven W.O#: Tube only 
Heat Shield W.O#: 38307-9 
Status: In progress 
Subject: FEBIAD Coil Test 

Friday, July 19, 2013, 14:14 : Stopping Turbos. Vacuum at 1.3E-7 T 

Friday, July 19, 2013, 15:14:  Venting

Friday, July 19, 2013, 16:22: Target installed. Roughing.

Friday, July 19, 2013, 16:41: Starting turbos

Friday, July 19, 2013, 16:49: Turbos at speed

Friday, July 19, 2013, 16:51 : Vacuum at 1.4E-5 T


Monday, July 22, 2013, 08:19: Opened up water flow. Vacuum stable at 1.3E-7 T after some minor bumps to 1.6E-7 T

Monday, July 22, 2013, 13:34: T/C logger installed on 9-pins 4 & 5. Ray is working in the HV cage to install a different PS for the magnet coil.

Monday, July 22, 2013, 14: Increasing Coil current manually. Vacuum starts to creep up at 3A (T/C around 85 deg C).

Monday, July 22, 2013, 16:37: Current at 4A. Voltage at 6.5V. T/C around 400 deg C.


Tuesday, July 23, 2013, 08:50: Coil conditioned to ~500 deg C at about 4.7A

Tuesday, July 23, 2013, 08:54: Evacuating gas line through the chamber.

Tuesday, July 23, 2013, 09:01: Gas lines evacuated.

Tuesday, July 23, 2013, 09:10: Coil current to zero.

Tuesday, July 23, 2013, 09:22: Target. biased

Tuesday, July 23, 2013, 09:22: Opened IV4

Tuesday, July 23, 2013, 09:32: ANODE to 200V. Helium leak to 6.0

Tuesday, July 23, 2013, 09:35: Coil temp at 220 deg C.

Tuesday, July 23, 2013, 10:58: Heating aborted at 200A. Will resume later.

Tuesday, July 23, 2013, 12:01: Restarted heating to 250A.

Tuesday, July 23, 2013, 13:11: Spark too out some optics. Restarted.

Tuesday, July 23, 2013, 14:39: COIL 130 deg C. TBHT at 280A read back.

Tuesday, July 23, 2013, 14:44: Sparking occurs across the spark gap on top of the test stand.

Tuesday, July 23, 2013, 16:14: Lowered TBHT to 270 read back. Will leave it like this over night.


Friday, July 26, 2013, 10:09: Cooling down TBHT.

Friday, July 26, 2013, 11:13: ANODE and COIL OFF. Closed IV4. Closed gas supply.

Friday, July 26, 2013, 12:41: BIAS, EE and EL to zero.

 

Data on Docushare:

https://documents.triumf.ca/docushare/dsweb/View/Collection-11041

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