Difference between revisions of "Sep 08, 2021 - Group Meeting"

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;
 
;
 
Phase 1 Region
 
Phase 1 Region
* Install 200 kV w/o field emission
+
* (~everyone) Install 200 kV w/o field emission
* Replace DR dipole =>  PO for DR written week of Aug 30
+
* (Lakshmi) Replace DR dipole =>  PO written week of Aug 30 for new DM at CEBAF, UITF and 2 spare coils
* Replace noisy Wien 20A SCE
+
* (Sarin/Riad) Replace noisy Wien 20A SCE =>
* Repair leaky PCUP LCW fitting
+
* (Phil) Repair leaky PCUP LCW fitting
* Remake A2 joint
+
* (Marcy) Remake A2 joint
* Replace harp
+
* (Marcy) Replace harp
* Install & 200 kV kicker
+
* (Jerry) Install & test 200 kV kicker
  
 
;Phase 2 Region
 
;Phase 2 Region
* Possibly install solenoid/valve downstream of chopper => MMF mapping solenoids in Sep.  Do we have 2-3/4" pneumatic beam line valve?
+
* (Matt) Possibly install solenoid/valve downstream of chopper => MMF mapping solenoids in Sep.  Do we have 2-3/4" pneumatic beam line valve?
* Install bright lighting => Walked area with FM.  Waiting for follow-up.
+
* (FM) Install bright lighting => Walked area with FM.  Waiting for follow-up.
  
 
===CEBAF 200 kV Gun===
 
===CEBAF 200 kV Gun===
 
* Carlos - Status of small gun HV limits, CEBAF and UITF
 
* Carlos - Status of small gun HV limits, CEBAF and UITF
 +
:[[Media:CEBAF-UITF electrodes history updated Sept 2021.pptx]]
 
* Carlos - GTS gun HV design, i.e. reaching >200 kV w/o field emission
 
* Carlos - GTS gun HV design, i.e. reaching >200 kV w/o field emission
 +
: https://wiki.jlab.org/ciswiki/index.php/18%22_Photogun_ala_GTS
 +
:[https://logbooks.jlab.org/entry/3900749 GTS gun to 280 kV no field emission even with holes in cathode back end]
 
* Gabriel - Picking the anode to eliminate kick
 
* Gabriel - Picking the anode to eliminate kick
 
: https://wiki.jlab.org/ciswiki/index.php/18%22_Photogun_ala_GTS
 
: https://wiki.jlab.org/ciswiki/index.php/18%22_Photogun_ala_GTS

Latest revision as of 10:05, 9 September 2021

2022 Winter SAD ATLIS Tasks

Phase 1 Region

  • (~everyone) Install 200 kV w/o field emission
  • (Lakshmi) Replace DR dipole => PO written week of Aug 30 for new DM at CEBAF, UITF and 2 spare coils
  • (Sarin/Riad) Replace noisy Wien 20A SCE =>
  • (Phil) Repair leaky PCUP LCW fitting
  • (Marcy) Remake A2 joint
  • (Marcy) Replace harp
  • (Jerry) Install & test 200 kV kicker
Phase 2 Region
  • (Matt) Possibly install solenoid/valve downstream of chopper => MMF mapping solenoids in Sep. Do we have 2-3/4" pneumatic beam line valve?
  • (FM) Install bright lighting => Walked area with FM. Waiting for follow-up.

CEBAF 200 kV Gun

  • Carlos - Status of small gun HV limits, CEBAF and UITF
Media:CEBAF-UITF electrodes history updated Sept 2021.pptx
  • Carlos - GTS gun HV design, i.e. reaching >200 kV w/o field emission
https://wiki.jlab.org/ciswiki/index.php/18%22_Photogun_ala_GTS
GTS gun to 280 kV no field emission even with holes in cathode back end
  • Gabriel - Picking the anode to eliminate kick
https://wiki.jlab.org/ciswiki/index.php/18%22_Photogun_ala_GTS