| ID |
Date |
Author |
Operational Mode |
Subject |
Text |
 |
|
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. |
|
|
183
|
Wed Nov 15 17:05:49 2006 |
Willy Andersson | Quench Recovery | powerleads cold, energizing solenoid | Powerlead temperatures have bottomed out,
energizing solenoid to 300
amps, ramp rate 60. |
|
|
48
|
Fri Sep 3 01:28:43 2004 |
Doug Preddy | Quench Recovery | power up | started flow to the power leads at 11:30.
Cold and stable at 1:00am.
Energized solenoid at 1:30. |
|
|
114
|
Tue Nov 15 07:25:10 2005 |
Doug Preddy | Normal Running | power supply problem | Saturday November 12 the solenoid power supply
ramped itself down to zero.
It would not ramp up unless the ramp rate |
|
|
74
|
Tue Oct 26 09:45:24 2004 |
Doug Preddy | Normal Running | power leads warming | Flow to power leads dropped to <80 mm. Cycled
HIC142. Temps dropping, flows
>250. |
|
|
123
|
Tue May 30 14:36:41 2006 |
Doug Preddy | Normal Running | power leads warming | power leads warming. closed HIC 142, then
re-opened. temps falling |
|
|
248
|
Mon Apr 28 09:03:22 2008 |
Doug Preddy | Normal Running | power leads warmed during weekend | The power lead temperatures suddenly rose
on Sunday morning. No rippling occured before
the woarm up.
I shut flow off this morning |
|
|
57
|
Sat Oct 9 22:50:26 2004 |
Other | | power leads warmed | At 10:30 PM Saturday, Donald Arseneau sees
power leads at
25K, having gone up for the previous 10 hours. |
|
|
21
|
Tue May 4 11:20:57 2004 |
Doug Preddy | Normal Running | power leads going unstable | power lead ripples increased over last couple
of days. They are quickly
dieing out now and the temps are startint |
|
|
150
|
Sat Jul 29 09:38:06 2006 |
Doug Preddy | Quench Recovery | power leads cooled | opened power lead flow about 40 minutes ago.
~12K will let them stablize.
LHE level >20% |
|
|
25
|
Wed May 5 12:13:51 2004 |
Doug Preddy | Normal Running | power leads cold | should be ready to run. |
|
|
18
|
Wed Apr 28 09:30:09 2004 |
Doug Preddy | Normal Running | power leads again | Same story as yesterday. Ripples dieing out,
flows down to <200 mm, temps
increasing. Turned HIC 142 down to 0.4 then |
|
|
22
|
Tue May 4 11:26:38 2004 |
Doug Preddy | Normal Running | power leads | Power cycled HIC 142 with solenoid power at
400 amps. Flows > 240mm and
temps have dropped. |
|
|
58
|
Sun Oct 10 17:36:35 2004 |
Experimentor | Start Up | power leads | At 5:30 pm sundat, power lead temp is about
10.6K. script tool still
notworking
|
|
|
254
|
Sat Jul 26 01:29:21 2008 |
Doug Preddy | Quench Recovery | power leads | ops will monitor liquid level. When it's at
60% they will come down and open the power
lead valve. When the temperature ripples |
|
|
269
|
Wed May 27 15:01:34 2009 |
Doug Preddy | Quench Recovery | power leads | Power leads are cold. There is still a
small ripple. The power supply can be ramped
up as soon as the ripples die out. |
|
|
132
|
Mon Jul 3 23:01:34 2006 |
Doug Preddy | Quench Recovery | power lead warming/ripples caused quench | power lead warming/ripples caused quench at
18:45 today. Compressor stayed
on, but flow to solenoid stopped.
|
|
|
240
|
Tue Nov 27 21:02:08 2007 |
Doug Preddy | Normal Running | power lead ripples | power leads were oscillating tonight. John
K. came down and cycled CV142.
(Thanks John!) Temps settling out. |
|
|
45
|
Wed Aug 25 12:52:53 2004 |
Doug Preddy | Normal Running | power lead ripple | Lhe ripple has started. 10.9-11.4K PL-Pos
also has a smaller ripple. Both
flows down to 230mm. Cycled HIC 142 and the |
|
|
89
|
Thu Dec 2 10:51:16 2004 |
Doug Preddy | Normal Running | power lead ripple | Ripples got worse overnight.LHe in 10.3-11.7,
PL Neg 8.0-8.7. Flows <200mm.
cycled CV142. Flows 240mm. LHe in 10.3-11.3 |
|