ID |
Date |
Author |
Operational Mode |
Subject |
Text |
|
206
|
Wed Jul 4 11:13:12 2007 |
Doug Preddy | Quench Recovery | test | This is a test to make sure the e-mail works. |
|
205
|
Sun Jul 1 16:09:37 2007 |
Doug Preddy | Normal Running | M9B:DP2 tripped off | Diffusion pump tripped off and vacuum (and
power lead temps) going up. I
had an experimentor cycle HIC 142 at 4:15 |
|
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. |
|
203
|
Sat Jun 16 15:05:03 2007 |
Doug Preddy | Normal Running | Solenoid power lead temp problem | Power lead temps rippling and increasing.
I asked an operator to cycle
HIC142. This seems to have fixed the problem |
|
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 |
|
201
|
Tue Jun 12 12:48:25 2007 |
Doug Preddy | Maintenance | added one bottle UHP helium to system | |
|
200
|
Thu May 31 11:51:49 2007 |
Doug Preddy | Quench Recovery | Switched to series mode | |
|
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. |
|
198
|
Wed May 30 11:27:32 2007 |
Doug Preddy | Quench Recovery | Problems recovering | Various start up problems :
MV51 stuck open. Finally got it closed by
hitting the valve with a hammer.
|
|
197
|
Wed May 30 08:38:38 2007 |
Doug Preddy | Quench Recovery | Solenoid quenched this morning | Solenoid quenched this morning on power lead
temp (I believe).
I restarted it at ~7:00, but the capacity |
|
196
|
Wed May 16 10:02:35 2007 |
Doug Preddy | Maintenance | warming up power leads | Power lead temps have been slowly increasing
over the last wekk. I ramped
the solenoid down and am warming the power |
|
195
|
Wed May 2 16:28:16 2007 |
Doug Preddy | Normal Running | Energizing solenoid to 500 amps | Power supply initially would not ramp up.
I exercised the rate control
selector switch and found that the power |
|
194
|
Mon Apr 30 09:30:26 2007 |
Doug Preddy | Normal Running | problems over weekend | The PLC Limit switch power supply was tripped
off on Saturday. I came in
and reset it and restarted all the vacuum |
|
193
|
Fri Apr 27 10:32:07 2007 |
Doug Preddy | Quench Recovery | Reset quench relay logic box | The quench relay logic controller was not
functioning correctly. It showed
a "Trip" light and no other lights. I cycled |
|
192
|
Fri Apr 27 10:16:44 2007 |
Kevin Trithardt | Quench Recovery | Test | Don't Panic -- There was no quench. I am testing
the e-log.
I have added Kevin's name and e-mail to the |
|
191
|
Fri Apr 27 10:10:07 2007 |
Doug Preddy | Normal Running | Solenoid Cold | Solenoid cold, power leads cold. Alarm handler
started. |
|
190
|
Tue Apr 24 10:21:49 2007 |
Doug Preddy | Start Up | Started flow to turbines | Started flow to turbines at about 10:00 in
parallel warm mode. |
|
189
|
Mon Apr 23 16:31:02 2007 |
Doug Preddy | Start Up | Started compressor | Startewd compressor and purifer today. |
|
188
|
Fri Apr 20 12:15:12 2007 |
Doug Preddy | Start Up | remote PLC switch | I could not control the vacuum devices using
EPICS. The buttons could be
pushed, but nothing would respond. The PLC |
|
187
|
Thu Apr 19 15:18:25 2007 |
Doug Preddy | Start Up | preparing to start the refrigerator | Starting the vacuum systems in the coldbox
and solenoid. |
|