Difference between revisions of "Solenoid dumps"
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{| class="wikitable" style="width:100%" | {| class="wikitable" style="width:100%" | ||
− | | Date || Time || Current, A || Ramp, A/s || PXI file || LOG || Cause | + | |- |
+ | | Date || Time || Current, A || Ramp, A/s || PXI file || LOG || Coil 2 spike? || Cause | ||
|- | |- | ||
− | | 2016/02/07 || 17:08:30 || 890 || 0.12 || pxi_20160207_170730.root || [https://logbooks.jlab.org/entry/3376642 log ] | + | | 2016/04/05 || 13:44:16 || 1200 || 0. || pxi_20160405_133835.root || [https://logbooks.jlab.org/entry/3395527 log ] || after |
+ | | Refrigerator trip | ||
+ | |- | ||
+ | | 2016/03/28 || 09:03:29 || 508 || 0.2 || pxi_20160328_090140.root || [https://logbooks.jlab.org/entry/3392805 log ] || after | ||
+ | | QD was triggered (marginally) by a 2s-long negative voltage excursion on Coil 2. A spike followed 0.15s after the dump. | ||
+ | |- | ||
+ | | 2016/03/23 || 12:49:29 || 800 || 0. || pxi_20160323_124313.root || [https://logbooks.jlab.org/entry/3391874 log ] || no | ||
+ | | lead flow transient | ||
+ | |- | ||
+ | | 2016/02/12 || 09:45:59 || 300 || 0. || || [https://logbooks.jlab.org/entry/3378500 log ] || not checked | ||
+ | | Slow dump (cause uncertain) triggered QD and fast dump | ||
+ | |- | ||
+ | | 2016/02/07 || 17:08:30 || 890 || 0.12 || pxi_20160207_170730.root || [https://logbooks.jlab.org/entry/3376642 log ] || after | ||
+ | | Slow dump (cause uncertain) triggered QD and fast dump | ||
+ | |- | ||
+ | | 2016/02/07 || 14:38:25 || 1000 || 0. || pxi_20160207_142631.root || [https://logbooks.jlab.org/entry/3376541 log ] || no | ||
+ | | Slow dump (cause uncertain) triggered QD and fast dump | ||
|} | |} |
Revision as of 02:19, 1 February 2017
Unintended current dumps
The list is in the reverse chronological order. It does not include very early times.
Date | Time | Current, A | Ramp, A/s | PXI file | LOG | Coil 2 spike? | Cause |
2016/04/05 | 13:44:16 | 1200 | 0. | pxi_20160405_133835.root | log | after | Refrigerator trip |
2016/03/28 | 09:03:29 | 508 | 0.2 | pxi_20160328_090140.root | log | after | QD was triggered (marginally) by a 2s-long negative voltage excursion on Coil 2. A spike followed 0.15s after the dump. |
2016/03/23 | 12:49:29 | 800 | 0. | pxi_20160323_124313.root | log | no | lead flow transient |
2016/02/12 | 09:45:59 | 300 | 0. | log | not checked | Slow dump (cause uncertain) triggered QD and fast dump | |
2016/02/07 | 17:08:30 | 890 | 0.12 | pxi_20160207_170730.root | log | after | Slow dump (cause uncertain) triggered QD and fast dump |
2016/02/07 | 14:38:25 | 1000 | 0. | pxi_20160207_142631.root | log | no | Slow dump (cause uncertain) triggered QD and fast dump |