M9sol Logbooks Solenoid Daily log
  Solenoid logbook, Page 8 of 15  ELOG logo
ID Date Authordown Operational Mode Subject Text Attachments
  112   Thu Nov 3 06:19:50 2005 Doug PreddyQuench Recoveryrestart systemLast night at about 7:00 there was a large
power bump that shut the 
compressor and water pump off. I came in
  
  113   Thu Nov 3 09:27:16 2005 Doug PreddyQuench Recoverystarted flow to solenoidstarted flow to solenoid in parallel cold
return.
  
  114   Tue Nov 15 07:25:10 2005 Doug PreddyNormal Runningpower supply problemSaturday November 12 the solenoid power supply
ramped itself down to zero. 
It would not ramp up unless the ramp rate
  
  115   Mon Dec 12 09:24:29 2005 Doug PreddyQuench RecoverySolenoid Quench on power lead tempThe solenoid tripped on power lead temps at
about 9:15. I am recovering it 
from it's all around mode into parallel cold
  
  116   Thu Dec 22 15:10:44 2005 Doug PreddyShut Downshut down systemshuttting down the system. isolated cold box
by closing v135. preparing to 
pump out cold box.
  
  117   Tue May 23 08:44:28 2006 Doug PreddyStart UpStarted turbinesSolenoid and cold box were pumped out last
Tuesday. Cold box roughing pump 
initially would not start. had to retighten
  
  118   Thu May 25 07:34:18 2006 Doug PreddyStart Upswitched to parallel cold returnswitched to parallel cold return   
  119   Fri May 26 07:29:54 2006 Doug PreddyStart UpCV155 closedCV155 closed.
Temps about 15K
  
  120   Fri May 26 08:45:38 2006 Doug PreddyStart UpChanged to series modeChanged to series mode.
Liquid level building.
  
  121   Fri May 26 10:03:03 2006 Doug PreddyStart UpStarted flow to power leadsStarted flow to power leads.
Liquid level 15%
  
  122   Fri May 26 14:34:24 2006 Doug PreddyStart UpReady to runSolenoid is cold, liquid level is 35%, power
leads cold and seem stable.
Added one bottle helium to buffer tank. Pressure
  
  123   Tue May 30 14:36:41 2006 Doug PreddyNormal Runningpower leads warmingpower leads warming. closed HIC 142, then
re-opened. temps falling
  
  124   Tue Jun 13 10:54:27 2006 Doug PreddyQuench RecoveryCompressor tripped offNo indicator lights etc as to why the compressor
tripped. The only  light 
was a cold box fault. I had to shut off the
  
  129   Fri Jun 16 08:12:04 2006 Doug PreddyNormal RunningLI108 indicates high on EPICS screenLI108 indicates high on EPICS screen (150%)
 Controller shows ~64%
  
  130   Fri Jun 30 11:13:00 2006 Doug PreddyNormal RunningE-log is back up and runningI would have made an entry when it died, but-----   
  131   Fri Jun 30 11:17:57 2006 Doug PreddyNormal RunningSolenoid recoveredTuesday night. June 27, 2006, the solenoid
quenched for no apparent 
reason. It was restarted Wednesday morning.
  
  132   Mon Jul 3 23:01:34 2006 Doug PreddyQuench Recoverypower lead warming/ripples caused quenchpower lead warming/ripples caused quench at
18:45 today. Compressor stayed 
on, but flow to solenoid stopped.
  
  133   Thu Jul 6 15:00:15 2006 Doug PreddyNormal Runningtest    
  134   Thu Jul 6 15:04:17 2006 Doug PreddyNormal Runningtesttest  M9daily log070306.XLS 
  135   Thu Jul 20 00:25:16 2006 Doug PreddyQuench RecoverySolenoid quenched @ 11:15Solenoid Quenched on C1 temp. It went above
5K. Shut off compressor. 
Restarting system @ 12:15
  
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