SLRI Machine Status Accelerator Operation Cryogenics
  Operation E-Logbook, Page 430 of 430  Not logged in Accelerator E-Logbook
ID Date Author Event Time Type Section Iconup Subject Status RTime (min)
  11143   Thu 26 Nov 2015 09:26:37 Phuwasit Wongphian Thu 26 Nov 2015 06:27:48 ProblemMagnet Warning Beam dump @90 mA due to S-BM fault "Sink Temp"  
  11388   Tue 22 Dec 2015 20:27:31 Phuwasit Wongphian Tue 22 Dec 2015 19:19:16 ProblemCryogenics Warning SWLS fault >LN2 high pressure > reset OK.  
  11426   Fri 25 Dec 2015 08:29:40 Sarawut Chitthaisong Fri 25 Dec 2015 04:25:41 ProblemMagnet Warning SWLS fault >P-N2 Hi >Alarm reset OK.Completed 
  11509   Thu 14 Jan 2016 08:54:04 Sarawut Chitthaisong Thu 14 Jan 2016 00:10:40 ProblemMagnet Warning SWLS fault >LHe low level >Alarm reset OK.  
  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"Completed74

the systems were shutdown > reset PLC of CNT-DCS

  11907   Mon 22 Feb 2016 03:46:07 Phuwasit Wongphian Mon 22 Feb 2016 03:27:23 ProblemOperation Warning Beam drop from 90 mA to 40.20 mA  
  12037   Mon 07 Mar 2016 19:02:08 Sarawut Chitthaisong Mon 07 Mar 2016 16:55:05 ProblemMagnet Warning Beam dump @84.06 mA "STR magnet", S-BM-M fault  

115% A DC O/C

  12054   Wed 09 Mar 2016 08:34:10 Sarawut Chitthaisong Tue 08 Mar 2016 08:36:29 ProblemOperation Warning STR magnet fault(S-BM-M) fault during warm up   

115% B DC O/C fault,Ground breaker trip

  12101   Sat 12 Mar 2016 21:05:09 Tewarit Praneetponkrung Sat 12 Mar 2016 12:38:19 ProblemControl Warning Beam dump @88.06 mA "Network Failure"  

Ethernet to Optic STR-DCS converter failure >>> Chang new spare part

  12414   Sat 23 Apr 2016 21:53:29 Sarawut Chitthaisong Sat 23 Apr 2016 21:30:16 ProblemRF Warning Beam dump @141.4 mA "STR-RF Fault"  

Section#4 Outlet water over temp.

  12475   Thu 28 Apr 2016 09:21:59 Apiwat Pinyoyang Wed 27 Apr 2016 17:04:55 ProblemUtility Warning STR interlock alarm  

STR-RF coding water is too high (31°c)

STR cooling fault Inverter of fan (DI water) fault

  12476   Thu 28 Apr 2016 09:38:12 Apiwat Pinyoyang Wed 27 Apr 2016 17:22:35 ProblemUtility Warning Dump Beam @ 143.9 mA  

STR water temp is to high

  12489   Thu 28 Apr 2016 20:53:58 Sarawut Chitthaisong Thu 28 Apr 2016 20:02:26 ProblemOperation Warning Test injection SYN   

Y-QD-M fault >>Serial/Parallel board error and Phase fault >>Connection error >>Reset control breaker >>OK

  12503   Fri 29 Apr 2016 19:26:09 Sarawut Chitthaisong Fri 29 Apr 2016 18:56:08 ProblemVacuum Warning Beam drop from 74.5 mA to 48.5 mA due to STR vacuum is high pressure.Completed 
  12511   Sat 30 Apr 2016 16:18:12 Apiwat Pinyoyang Sat 30 Apr 2016 07:45:41 ProblemElectrical Warning Dump Beam @ 66.3 mA  

Set MPW gap to 120 mm, SWLS Current to 0 A

  12780   Tue 24 May 2016 20:57:19 Sarawut Chitthaisong Tue 24 May 2016 16:55:06 ProblemElectrical Warning H-BH-M1 and H-BH-M2 fault , FC CURR fault , Y-QD-M fault due to electrical unstableCompleted 
  12808   Fri 27 May 2016 10:15:22 Apiwat Pinyoyang Thu 26 May 2016 17:44:58 ProblemRF Warning Beam dump @ 79.2 mA "STR-RF Fault"  

DLLRF error (TUN_SUM and  IL_SUM) s#3 Transistor defeet >>> Module off

  12810   Fri 27 May 2016 10:20:08 Apiwat Pinyoyang Thu 26 May 2016 17:53:50 ProblemRF Warning STR-RF fault, DLLRF error IL_SUM  
  12813   Fri 27 May 2016 10:23:23 Apiwat Pinyoyang Thu 26 May 2016 18:29:31 ProblemRF Warning Beam dump @141.4 mA "STR-RF Fault"  
  12818   Fri 27 May 2016 10:29:31 Apiwat Pinyoyang Thu 26 May 2016 20:30:53 ProblemRF Warning Beam dump @ 145.8 mA "STR RF fault"  

Motor tuner RF uncontrolable >>> Brush of motor has problem

  12824   Fri 27 May 2016 10:36:02 Apiwat Pinyoyang Fri 27 May 2016 01:25:24 ProblemRF Warning Beam dump @ 124 mA "S-RF tuner motor fault"  
  12891   Wed 28 Sep 2016 11:05:12 Apiwat Pinyoyang Wed 28 Sep 2016 10:49:41 ProblemVacuum Warning Beam dumpCompleted 

Beam dump @ 128 mA, Pressur vacuum fault

  12894   Thu 19 Oct 2017 19:30:49 Nitisart Kumdee Thu 19 Oct 2017 18:21:00 ProblemMachine Operation Warning Beam dumpFixed18

18:21 Beam dump by itself => found RF fault => vaccuum interlock occur

18:39 Reset vaccuum interlock => OK / Reset RF => OK

 

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