Difference between revisions of "February 26, 2024"
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= Hall status = | = Hall status = | ||
* column 24, 25 LV troubleshoot: https://logbooks.jlab.org/entry/4256617 | * column 24, 25 LV troubleshoot: https://logbooks.jlab.org/entry/4256617 | ||
| − | ** Ran without column 24, 25 for Saturday | + | ** Ran without column 24, 25 for Saturday night |
| − | * Also found few more columns have unstable LVs, reseated the LV cable for column 28, 29: https://logbooks.jlab.org/entry/4256646 | + | ** Also found few more columns have unstable LVs, reseated the LV cable for column 28, 29: https://logbooks.jlab.org/entry/4256646 |
* SHMS hut AC unit tripped off since Saturday | * SHMS hut AC unit tripped off since Saturday | ||
| Line 34: | Line 34: | ||
= Accelerator status = | = Accelerator status = | ||
| − | * | + | * Trip rates 10/hr (about half of it form RF trips) |
| − | * Maintenance + Beam study | + | * Maintenance + Beam study on Wednesday |
= Current Run Plan = | = Current Run Plan = | ||
| Line 48: | Line 48: | ||
= Current Issues = | = Current Issues = | ||
* NPS crate #2 drops occasionally | * NPS crate #2 drops occasionally | ||
| − | * BTA with low current - | + | * BTA with low current - https://logbooks.jlab.org/entry/4256075 |
| − | + | ** Helper script: go_bta_config | |
= Planned Access to the Hall = | = Planned Access to the Hall = | ||
Latest revision as of 09:57, 26 February 2024
RC Meeting Information
RC Daily Meetings are at 11:00 (am) via Zoom and in person in the counting house meeting room (2nd floor)
- Zoom connection link: https://jlab-org.zoomgov.com/j/1617015555?pwd=L09IQ216dml6ZmM5ODExVjFsMX
- Meeting ID: 161 701 5555
- Passcode: 288953
Useful Links
Hall status
- column 24, 25 LV troubleshoot: https://logbooks.jlab.org/entry/4256617
- Ran without column 24, 25 for Saturday night
- Also found few more columns have unstable LVs, reseated the LV cable for column 28, 29: https://logbooks.jlab.org/entry/4256646
- SHMS hut AC unit tripped off since Saturday
- coupled to LCW system, tripped off when LCW went down
- Facilities reset the AC unit
- Crate temperatures not monitored, Bill is working on it
- Production data taking with NPS at 6m
- Column 0, 1 are back on, increased current to 8uA on LD2 (https://logbooks.jlab.org/entry/4256786, https://logbooks.jlab.org/entry/4256787)
- First cycle of data taking completed
- NPS crate #2 drops occasionally:
- Not much reported recently, taking 30min runs (restarting a new run more often) seems helping
Accelerator status
- Trip rates 10/hr (about half of it form RF trips)
- Maintenance + Beam study on Wednesday
Current Run Plan
- Short-term run plan: https://hallcweb.jlab.org/wiki/index.php/Short_Term_Run-Plan
- KinC_x36_6
- DIS singles scans (NPS calo off), starting around 11am, takes about ~2h
- BCM calibrations, starting around 1pm including the Faraday cup measurements (0.5h), total about ~2h
Notices in Effect for Shift Crew
- IHWP change instruction: https://hallcweb.jlab.org/wiki/index.php/Hall_C_IHWP_Change_Procedure
Current Issues
- NPS crate #2 drops occasionally
- BTA with low current - https://logbooks.jlab.org/entry/4256075
- Helper script: go_bta_config
Planned Access to the Hall
Special Requests
- Guard house work till Friday. Pay attention to the sign and follow the directions around there when coming to the accelerator site.
