Difference between revisions of "2021-08-04"

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(New items for discussion:)
Line 21: Line 21:
 
Reports by Group:
 
Reports by Group:
 
CIS/EGG:
 
CIS/EGG:
Tue ~ Carlos would like to wrap up HV tests with a GaAs puck in the gun
+
* [https://logbooks.jlab.org/entry/3890263 Gun operating] at 180kV w/o Field Emission
Wed ~ lock out gun HVPS, reconnect gun valve, charge NF3, degas heater/puck, get UITF laser on,
+
* HV tests with a [https://logbooks.jlab.org/entry/3890265 GaAs puck (#8)] in the gun (8/3) [Carlos]
Thu ~ Joe/Max make a photocathode
+
* Gun HVPS [https://logbooks.jlab.org/entry/3890297 locked out] , reconnect gun valve, charge NF3, degas heater/puck, get UITF laser on (8/4)
Fri ~ Shukui re-align laser to photocathode, using retro and QE
+
* Make photocathode (8/5) [Joe/Max]
 
+
* Align laser to photocathode, using retro and QE (8/5) [Shukui]
# [http://devweb.acc.jlab.org/CSUEApps/uitflist/task/1663 Gun HV Processing] under way (UITFList 1663); up to [https://logbooks.jlab.org/entry/3886789 182kV] so far
+
# HV/Kr processing in progress: Processed to 235 kV in Kr; evaluating in vacuum now.
+
 
# [https://wiki.jlab.org/ciswiki/index.php/Spring_2021_-_Rebuilding_Photogun Gun rebuild schedule]
 
# [https://wiki.jlab.org/ciswiki/index.php/Spring_2021_-_Rebuilding_Photogun Gun rebuild schedule]
  

Revision as of 17:36, 3 August 2021

Meeting Information

Connecting

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Agenda

Schedule

Long Term Schedule: Gantt (Outstanding tasks)

  1. 8/9/21 Start Hot Check-out

New items for discussion:

Short term schedule update:
This week:

Reports by Group: CIS/EGG:

  • Gun operating at 180kV w/o Field Emission
  • HV tests with a GaAs puck (#8) in the gun (8/3) [Carlos]
  • Gun HVPS locked out , reconnect gun valve, charge NF3, degas heater/puck, get UITF laser on (8/4)
  • Make photocathode (8/5) [Joe/Max]
  • Align laser to photocathode, using retro and QE (8/5) [Shukui]
  1. Gun rebuild schedule

DC Power:

  1. Corrector installation & cable reroute mostly complete, turned over to DC power
  2. Chris Gould making nomenclature changes / Gary Croke & Michele Joyce making controls changes / Eric Forman to update Quick Reference Drawing / Shaun to take care of song sheets
  3. Changes made in UED workspace for names and field maps; ready to merge soon. (Thanks Gary!)
  4. Solenoid PS being installed

Instrumentation and Controls:

  1. BCM project software integration under way between Musson/Seaton and Sue Witherspoon
  2. Chris Norris to hook up viewers next week.
  3. Brian Freeman available for adViewer work for video camera for ITVM604A; some focusing still required.

RF:

  1. 6GHz > 1.5GHz Down-converter installed for bunch length system

Vacuum:


SSG:

  1. BLM locations being set 7/21 following this meeting
  2. FSD inputs for magnet and BCM being prepared

ME / Installation:

  1. Pb stacked; RCG required modification due to permanent shielding req delay.
  2. New designs for FC3 and FC4 with a great many thanks to Shaun for the design work and John/Xi for Pb arrangement and table construction!
  3. Songsheet being updated by Shaun; be sure to let him know when changes are made!
  4. Status of permanent shielding purchase?

Experiment:

  • COO/ESAD/RSAD prepared; committee response in progress.

Other:

Still to do:

  • Add Mu metal over bellows on wastewater line.


Next Week:

  • Mount bottle rack in Labyrinth (Staged); remove gas bottles to rack.
  • Unistrut mounting for cables - Neal will do when available
  • Engineering work on beam line starting

2 weeks:

  • Pull Heliax from Spectrum analyzer/Control room >> Buncher
  • 4th terminal system in Control room under assembly/rebuild
  • Items from To-do list...

Engineering Other business

Reports on Open Action Items:

Action Items:

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