WAC Notes August 2 2019

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WAC Notes August 1 2019 << >> WAC Notes August 3 2019

August 2 2019

Daily Meeting BlueJeans

Production Run List

• Slug 24, Wein_Right, IHWP_OUT
  • 3776-3785: lots of beam trips, poor beam position stability
  • 3786: 5uA droop in current, restoration in beam current and beam position stability
• Slug 24: Good Charge: 1.40C, Total Charge: 1.57C

• Slug 25, Wein_Right, IHWP_IN
  • 3787, 3788, 3791: All good production running (3789 and 3790 don't exist because CODA crash)
• Slug 25: Good Charge: 0.6C, Total Charge: 0.66C

• Total Charge (good/total) Wein_RIGHT: 27.95C/31.42C
• approx. Total Charge (good/total) Wein_RIGHT IHWP_IN: 14.37C/15.81C
• approx. Total Charge (good/total) Wein_RIGHT IHWP_OUT: 13.6C/15.6C

• Slug26, Wein Left, IHWP_OUT
  • 3803: restoring beam, only a few hundred stable events before long beam trip.
  • 3804-3810: good production running
• 1mm or larger excursions in beam motion should be cut if visible in both bpms and bpm_dd.
• large excursions visible in only a single bpm and not its compliment imply coil saturation
• Slug 26: Good Charge: 0.88C, Total Charge: 1.03C

• Slug27, Wein Left, IHWP_IN
  • slug 27 began on 2 August and continued into 3 Aug. See 3Aug notes for details
  • 3811-2813: good production running before 2 hour beam trip

Non-Production Runs and Bad Runs

• • 3775: Charge Feedback off.