Difference between revisions of "Run Planning Meeting Notes, October 14 - October 20, 2021"

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(Friday, October 15)
Line 1: Line 1:
=Thursday, October 14=
+
=Monday, October 18=
# In last 24 hours:
+
# Over the weekend:
#* FDC chiller tripped due to overheating - no chilled water flow: https://logbooks.jlab.org/entry/3923962
+
#* Target emptied Friday 5pm.
#* Could not do rapid access - beacon bulb burned out - https://logbooks.jlab.org/entry/3924326 (lost about 40 min)
+
#* Long downtime started 5pm on Friday, beam came for an hour in the evening and was restored 6am Saturday.
#* Early riser summary: https://logbooks.jlab.org/entry/3924292
+
#* Since then very productive: XXX M events on empty target
#* Owl summary: https://logbooks.jlab.org/entry/3923921
+
#* two-peak structure TDC's(of all detectors) - RF https://logbooks.jlab.org/entry/3926223 solved after restarting
#* Swing summary: https://logbooks.jlab.org/entry/3923728
+
#* TAGM TDC calibration problem - https://logbooks.jlab.org/entry/3926306 solved after several runs
#* Day summary: https://logbooks.jlab.org/entry/3923480
+
#* NMR probe stop scanning https://logbooks.jlab.org/entry/3926647 https://logbooks.jlab.org/entry/3926650
#* ~400M triggers with B-field LHe 200nA + 300M without FDC
+
#* archiving trigger rate - solved by David https://logbooks.jlab.org/entry/3925225
#* short downtime (~30 min) HallA BLA calibration
+
#* Run 81504 in raw mode
+
#* Run 81505 ~40min no D laser, B,C up, A down, last minute with the D laser.
+
#* PS background https://logbooks.jlab.org/entry/3923621 (Sasha)
+
#* spike in beam current https://logbooks.jlab.org/entry/3923798
+
 
# Remaining issues:
 
# Remaining issues:
#* fixed the beacon and the FDC chiller
+
#* tagger NMR not scanning
#* noisy FDC wires https://logbooks.jlab.org/entry/3923747
+
 
#* Bleedthrough
 
#* Bleedthrough
 
# [https://halldweb.jlab.org/primexd/run_plan/Run_Plan_Fall_2021.pdf Plan:]
 
# [https://halldweb.jlab.org/primexd/run_plan/Run_Plan_Fall_2021.pdf Plan:]
#* 2 more shifts with 200 nA and target filled with He then wait for decision from Primex 4 pm meeting.
+
#* 8am pass change - start filling the target - <b> inform target group (Chris) </b>
 +
#* install the FDC chiller power switch
 +
#* plan for day/swing on Wednesday - maintenance
 +
 
  
 
=Friday, October 15=
 
=Friday, October 15=
Line 40: Line 37:
 
#* pass change on Monday
 
#* pass change on Monday
 
#* day/swing on Wednesday - maintenance
 
#* day/swing on Wednesday - maintenance
 +
 +
 +
=Thursday, October 14=
 +
# In last 24 hours:
 +
#* FDC chiller tripped due to overheating - no chilled water flow: https://logbooks.jlab.org/entry/3923962
 +
#* Could not do rapid access - beacon bulb burned out - https://logbooks.jlab.org/entry/3924326 (lost about 40 min)
 +
#* Early riser summary: https://logbooks.jlab.org/entry/3924292
 +
#* Owl summary: https://logbooks.jlab.org/entry/3923921
 +
#* Swing summary: https://logbooks.jlab.org/entry/3923728
 +
#* Day summary: https://logbooks.jlab.org/entry/3923480
 +
#* ~400M triggers with B-field LHe 200nA + 300M without FDC
 +
#* short downtime (~30 min) HallA BLA calibration
 +
#* Run 81504 in raw mode
 +
#* Run 81505 ~40min no D laser, B,C up, A down, last minute with the D laser.
 +
#* PS background https://logbooks.jlab.org/entry/3923621 (Sasha)
 +
#* spike in beam current https://logbooks.jlab.org/entry/3923798
 +
# Remaining issues:
 +
#* fixed the beacon and the FDC chiller
 +
#* noisy FDC wires https://logbooks.jlab.org/entry/3923747
 +
#* Bleedthrough
 +
# [https://halldweb.jlab.org/primexd/run_plan/Run_Plan_Fall_2021.pdf Plan:]
 +
#* 2 more shifts with 200 nA and target filled with He then wait for decision from Primex 4 pm meeting.

Revision as of 10:49, 17 October 2021

Monday, October 18

  1. Over the weekend:
  2. Remaining issues:
    • tagger NMR not scanning
    • Bleedthrough
  3. Plan:
    • 8am pass change - start filling the target - inform target group (Chris)
    • install the FDC chiller power switch
    • plan for day/swing on Wednesday - maintenance


Friday, October 15

  1. In last 24 hours:
  2. Remaining issues:
  3. Plan:
    • run till 5pm with full target, then with empty over the weekend - inform target group (Chris) when emptying/filling the target
    • pass change on Monday
    • day/swing on Wednesday - maintenance


Thursday, October 14

  1. In last 24 hours:
  2. Remaining issues:
  3. Plan:
    • 2 more shifts with 200 nA and target filled with He then wait for decision from Primex 4 pm meeting.