SLRI Machine Status Accelerator Operation Cryogenics
  Operation E-Logbook, Page 1 of 430  Not logged in Accelerator E-Logbook
ID Date Author Event Time Type Section Icon Subject Status RTime (min)down Text Attachments
  457   Tue 27 Mar 2012 11:25:31 Supachai Prawanta Tue 27 Mar 2012 11:00:00 RepairUtility Note Finish for repaired the cooling fan of the cooling tower CT5 Fixed14400Problem:
 1. Bearing of the pulley of
the cooling fan CT5 were broken.
  
  395   Fri 23 Mar 2012 16:21:54 Supachai Prawanta Wed 21 Mar 2012 17:00:00 ProblemUtility Note The inlet temperature of cooling water for the storage ring was increasedCompleted1620 Problems
 problem_of_cooling_water_system.png 
  63   Sun 04 Mar 2012 18:12:00 Somkiat Wisaiphion Sun 04 Mar 2012 15:38:00 ProblemElectrical Note Electrical 698- Electricity sag-swell (failure)
- PWP failure
- All water cooled magnet fault
  
  2243   Tue 11 Sep 2012 09:30:01 Somkiat Wisaiphion Thu 06 Sep 2012 11:00:00 ProblemMagnet Note Test SYN by adjust QF, BM patternCompleted313 Try to increase SYN current
Try to solve SYN current limitation
problem
  
  1539   Wed 08 Aug 2012 01:19:27 Somkiat Wisaiphion Wed 06 Jun 2012 16:40:00 ConfigurationLINAC Note Change electron gun finishCompleted170    
  132   Thu 08 Mar 2012 16:46:38 Nawin Juntong Thu 08 Mar 2012 14:00:00 OtherRF Warning Setup X-ray measuring equipment for SYN Cavity voltage measurementCompleted150 Setup X-ray measuring equipment for
SYN Cavity voltage measurement.
This equipment is located near RF
  
  154   Fri 09 Mar 2012 16:41:23 Nawin Juntong Fri 09 Mar 2012 14:00:00 Machine StudyRF Idea Measure SYN RF Cavity VoltageCompleted150 Measure SYN RF Cavity Voltage using
X-ray end point energy technique
  
  955   Mon 07 May 2012 21:31:28 Somkiat Wisaiphion Mon 07 May 2012 20:48:00 ProblemElectrical Note Electricity System failureFixed110PWS-Pump fault (Pump stop)
  
  424   Sun 25 Mar 2012 14:38:28 Somkiat Wisaiphion Sun 25 Mar 2012 12:56:00 ProblemElectrical Note Beam dump 80 mAFixed97- Beam dump 80 mA
 - Main Electricity Shutdown
10 sec.
  
  948   Mon 07 May 2012 21:25:05 Somkiat Wisaiphion Mon 07 May 2012 18:14:00 ProblemElectrical Note Electricity failureFixed96 PWS-Pump fault (Pump stop)
Chiller (CH-1) surge - CDP-1 dry
running
  
  141   Fri 09 Mar 2012 00:51:07 Ekwarong Amornwittawat Mon 05 Mar 2012 07:30:08 ProblemUtility Note Water LeakFixed94 Water Leak @ BL3   
  5579   Mon 28 Oct 2013 22:36:10 Somkiat Wisaiphion Mon 28 Oct 2013 22:30:00 RoutineBeam Dynamics Note SPS Orbit Control system Complete @151 mA 90    
  364   Thu 22 Mar 2012 13:25:21 Somkiat Wisaiphion Thu 22 Mar 2012 12:03:00 ProblemOperation Note Beam Dump 74 Beam dump 85 mA to 0 mA
Cause of beam dump (12:03)
- Vacuum pressure of STR-section
 Beam_Current_VS_STR_Vaccum.JPG 
  11548   Sat 16 Jan 2016 20:13:58 Sarawut Chitthaisong Sat 16 Jan 2016 15:30:42 ProblemControl Warning Beam dump @88.06 mA "CNT-DCS error"Completed74the systems were shutdown > reset PLC
of CNT-DCS
  
  760   Thu 26 Apr 2012 14:52:18 Somkiat Wisaiphion Thu 26 Apr 2012 13:47:00 ProblemElectrical Note Beam DumpFixed60 Beam Dump @ 80 mA to 0 mA
PWS-Pump (SYN) fault
SYN-BM, QM fault
  
  131   Thu 08 Mar 2012 15:59:10 Supachai Prawanta Thu 08 Mar 2012 11:20:00 ProblemUtility Note the cooling fan of the fifth cooling tower has damageFixed50The cooling fan of the fifth cooling tower
has damage
      At
 DIW_magnet_8_March_2012.png 
  295   Sun 18 Mar 2012 15:33:02 Ekwarong Amornwittawat Sun 18 Mar 2012 14:44:17 ProblemElectrical Note Beam DumpFixed43 Beam Dump @71ma
S-BM-M, Y-BM-M, Y-QF-M, Y-QD-M, LINAC
FC CUR  --- FAULT --- RESET
 Beam_Dump_2012-03-18_14-44_@71mA.PNG 
  9908   Wed 26 Aug 2015 11:59:21 Sarawut Chitthaisong Wed 26 Aug 2015 11:23:15 ProblemVacuum Warning Beam dump @112 mA "High vacuum pressure in STR"Completed33Gate valve is close (Vacuum interlock is
working)
  
  10801   Sat 07 Nov 2015 10:47:34 Somkiat Wisaiphion Sat 07 Nov 2015 10:11:15 RoutineOperation Note Dump Beam @ 45.1 mA 31    
  10038   Mon 07 Sep 2015 03:09:28 Somkiat Wisaiphion Mon 07 Sep 2015 02:29:05 ProblemOther Note Beam drop from 86 mA to 30 mA 29    
  2607   Sun 30 Sep 2012 11:01:59 Ekwarong Amornwittawat Sun 30 Sep 2012 01:28:16 ProblemMagnet Note Beam dump @ 73 mA, no fault. May be problem is from S-STH-14 power supply.Not Fixed26Edit by Supan   
  5582   Tue 29 Oct 2013 08:56:00 Sarawut Chitthaisong Tue 29 Oct 2013 08:02:26 ProblemMagnet Warning S-STH-M11, STH Magnet PS1 FaultFixed26 Reset by K.Supachai   
  1321   Wed 23 May 2012 11:47:15 Somkiat Wisaiphion Wed 23 May 2012 11:16:20 ProblemElectrical Note Beam DumpFixed25 Beam Dump @ 92 mA to 0 mA
BM-PS current drop about 550A 1.55
Electrical trip reclosed from PEA
  
  12894   Thu 19 Oct 2017 19:30:49 Nitisart Kumdee Thu 19 Oct 2017 18:21:00 ProblemMachine Operation Warning Beam dumpFixed1818:21 Beam dump by itself => found
RF fault => vaccuum interlock occur

18:39 Reset vaccuum interlock =>
  
  1   Wed 29 Feb 2012 17:31:51 Natthawut Suradet Wed 29 Feb 2012 17:31:47 InstallationControl Note Install new ACC E-Logbook  I would like to announce that the new electronic
log book for Accelerator Technology Division
has been installed.
 tango-face-smile-th.png 
  2   Wed 29 Feb 2012 20:12:54 Apichai Kwankasem Wed 29 Feb 2012 20:00:00 RoutineOperation Note Dump Beam  Beam @50 mA   
  3   Wed 29 Feb 2012 20:18:50 Ekwarong Amornwittawat Wed 29 Feb 2012 20:01:27 RoutineOperation Note Warm Up Magnets  Warm Up HBT, STR Magnets & Flush TGP
1 Cycle
  
  4   Wed 29 Feb 2012 20:20:55 Ekwarong Amornwittawat Wed 29 Feb 2012 20:07:00 RoutineOperation Note Start Injection      
  5   Wed 29 Feb 2012 20:22:41 Ekwarong Amornwittawat Wed 29 Feb 2012 20:08:27 ProblemRF Warning Re: RF-SYNNot Fixed RF-SYN Sometime NOT trig (often).   
  6   Wed 29 Feb 2012 20:25:11 Ekwarong Amornwittawat Wed 29 Feb 2012 20:15:41 RoutineOperation Note Stop Injection  Stop Injection @ 135 mA   
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