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Solenoid
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Solenoid logbook, Page 9 of 15
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New entries since:
Wed Dec 31 16:00:00 1969
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ID
Date
Author
Operational Mode
Subject
Text
199
Thu May 31 07:11:05 2007
Doug Preddy
Quench Recovery
switched to parallel cold return
switched to parallel cold return earlier this
morning. Vacuum is 5 x 10-5.
200
Thu May 31 11:51:49 2007
Doug Preddy
Quench Recovery
Switched to series mode
202
Thu Jun 14 00:10:10 2007
Doug Preddy
Quench Recovery
recovering from earlier quench
Solenoid quenched on power lead temperature
last night at about 6:00. I
restarted flow to the solenoid in parallel
204
Tue Jun 19 21:15:41 2007
Doug Preddy
Quench Recovery
Today's quench
power lead temps caused a quench at 8:30 this
morning. Recovery of system
and flow to solenoid was started by 11:00.
206
Wed Jul 4 11:13:12 2007
Doug Preddy
Quench Recovery
test
This is a test to make sure the e-mail works.
209
Sat Jul 28 15:45:17 2007
Doug Preddy
Quench Recovery
quench recovery
The solenoid tripped off this morning due
to pwer lead over temp. The
compressor was also off. I restarted this
210
Sat Jul 28 22:30:13 2007
Doug Preddy
Quench Recovery
quench again
recovered system and energized solenoid at
about 6:00 this evening.
At 9:30 power lead temps quenched solenoid
211
Sun Jul 29 04:58:27 2007
Doug Preddy
Quench Recovery
Energizing solenoid
LHe level~50%. Still have a slight ripple
in the power leads, but they are
cold enough to power the solenoid. LHe_in
213
Mon Aug 6 08:41:31 2007
Doug Preddy
Quench Recovery
Cold box trip at 6:00
compressor off due to cold box trip at 6:00
this morning. Restarted system
and started flow to solenoid in parallel
225
Fri Oct 5 10:25:43 2007
Doug Preddy
Quench Recovery
Unknown quench 2
Kevin and I were at the Sulzer panel when
the system quenched 2. No
obvious reasons. Restarted the system.
226
Fri Oct 5 13:25:41 2007
Doug Preddy
Quench Recovery
funny graph
There was a fluctuation of the positive lead
temp with no flow going to
the power leads.
227
Tue Oct 9 12:58:22 2007
Doug Preddy
Quench Recovery
Solenoid Quench 2
Refrigeration sytem shut off at ~ 12:30 today.
No apparent reason. Only
light on was a cold box fault.
228
Tue Oct 9 13:16:44 2007
Doug Preddy
Quench Recovery
switched to series mode
230
Thu Nov 8 09:28:53 2007
Doug Preddy
Quench Recovery
started compressor
And started flow to coldbox,solenoid in parallel
warm return.
231
Fri Nov 9 07:37:44 2007
Doug Preddy
Quench Recovery
switched to series mode
switched to series mode.
232
Fri Nov 9 14:50:03 2007
Doug Preddy
Quench Recovery
Solenoid cold
Solenoid cold. Added two bottles of helium.
Allowing to stablize. Will
ramp power supply in half an hour.
235
Mon Nov 19 02:58:44 2007
Doug Preddy
Quench Recovery
Solenoid quenched on power lead over temperature
I received a page at 1:30 this morning. The
power lead temperatures were
climbing. Cycling CV142 did not fix the problem.
236
Mon Nov 19 04:30:47 2007
Doug Preddy
Quench Recovery
switched to series mode
242
Mon Dec 3 14:59:58 2007
Doug Preddy
Quench Recovery
Not really a quench recovery, But...
Not really a quench recovery, but...I wanted
to send this out via e-mail.
The contactor for the compressor building
251
Thu Jul 24 16:28:50 2008
Doug Preddy
Quench Recovery
power bump
There was a power bump at ~15:00 today. All
mseon hall cooling water went off. Compressor
tripped. Main magnet went off.
Restarted
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