Difference between revisions of "2021-06-23"

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<u>Short term schedule update:</u><br>
 
<u>Short term schedule update:</u><br>
 
<u>This week:</u>  
 
<u>This week:</u>  
* Vacuum work and leak checks finished excluding thin window install. Pumps upstream of wastewater line back on house power. (With many thanks to Matt!!!)
+
* Vacuum work [https://logbooks.jlab.org/entry/3881096 complete] & leak checked. Thin window installed. All vacuum pumps are back on house power with all turbo pumps now detached. (With many thanks to Matt & John!!!) We should still consider preparing a back-up in case of rupture.
* Survey and Alignment of the newly installed beam line is presently in progress (like, right now...)
+
* Survey and Alignment of the newly installed beam line completed
* Go ahead given by division management for FML to procure concrete shielding using funds from LDRD and UITF (10K+30kprocurement+30K AIP/Labor reapportionment)
+
* FC3 & FC4 now hooked up, with thanks to Pete!
 +
* Procurement of shielding by FML in progress - no dates yet.
 +
 
 +
*Gun work progressing well:
 +
*# HV chamber evaluation - Bake successful, photocathode installation underway.
 +
*# Prep chamber work progressing smoothly:
 +
*#*[https://logbooks.jlab.org/entry/3881085 Mask mounting corrected and pucks stocked]
 +
*#*[https://logbooks.jlab.org/entry/3881569 Mask alignment and range of motion good]
 +
*#*[https://logbooks.jlab.org/entry/3881088 Steel puck added for HV conditioning]
 +
*#*[https://logbooks.jlab.org/entry/3881090 Damaged and ill-fitting pucks being re-machined]
 +
*# [https://logbooks.jlab.org/entry/3881584 Anode and Cathode alignment completed in clean room by S&A]
 +
*# [https://wiki.jlab.org/ciswiki/index.php/Spring_2021_-_Rebuilding_Photogun Gun rebuild schedule]
  
 
<u>Still to do:</u>
 
<u>Still to do:</u>
* This window assembly update.
+
* Corrector / Raster installation this Thursday / Friday.
 +
* Build 80/20 support structure; Pb table components awaiting delivery. Hardware arrival for table 6/29. Assembly next Thursday/Friday.
 
* Install target mechanism
 
* Install target mechanism
 
* Add Mu metal over bellows on wastewater line.
 
* Add Mu metal over bellows on wastewater line.
* Corrector installation
 
* Build 80/20 support structure; Pb table components awaiting delivery. (status update?)
 
* 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
 
  
 
*Gun work progressing well:
 
*# HV chamber evaluation - plan to bake to evaporate lubricant & pump it off, install photocathode, and bake again.
 
*# [https://logbooks.jlab.org/entry/3878908 Pucks prepared for next run]
 
*# [https://wiki.jlab.org/ciswiki/index.php/Spring_2021_-_Rebuilding_Photogun Gun rebuild schedule]
 
*# Minor SF6 leak in HV chamber identified; repair later...
 
  
 
<u>Next Week:</u>
 
<u>Next Week:</u>
 
* EES may start cabling downstream section & making UED updates.
 
* EES may start cabling downstream section & making UED updates.
 
* Ready to install Al base plates for FC3 region rework as well as solenoid stand. FC3 plate awaiting machining.
 
* Ready to install Al base plates for FC3 region rework as well as solenoid stand. FC3 plate awaiting machining.
 +
* 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
  
 
<u>2 weeks:</u>
 
<u>2 weeks:</u>
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==== <u>Reports on Open Action Items:</u> ====
 
==== <u>Reports on Open Action Items:</u> ====
 
Action Items:
 
Action Items:
*Formal run plan (McCaughan)
+
*Formal run plan (McCaughan) [[media:WWcommissioning.xlsx| Strawman]]
  
 
[[Meeting_minutes | Back to Main Meeting Minutes Page]]
 
[[Meeting_minutes | Back to Main Meeting Minutes Page]]

Latest revision as of 13:21, 23 June 2021

Meeting Information

Connecting

To connect to the meeting, please do the following: Time: Wednesday at 9:00 AM EST.

  1. To join via a Web Browser, go to the page [1] https://bluejeans.com/946721076.
  2. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 946721076.
  3. To join via phone, use one of the following numbers and the Conference ID: 946721076.
    • Dial Either +1 408 740 7256 or +1 888 240 2560 for US or Canada

Agenda

Schedule

Long Term Schedule: Gantt (Outstanding tasks)

  1. Supplementary Shielding Installation: ???
  2. Beamline Commissioning / Test Plans / Shielding Verification
  3. 7/26/21 Start Hot Check-out
  4. Commission new beam line and execute experiment
  5. Science!!!

New items for discussion:

Short term schedule update:
This week:

  • Vacuum work complete & leak checked. Thin window installed. All vacuum pumps are back on house power with all turbo pumps now detached. (With many thanks to Matt & John!!!) We should still consider preparing a back-up in case of rupture.
  • Survey and Alignment of the newly installed beam line completed
  • FC3 & FC4 now hooked up, with thanks to Pete!
  • Procurement of shielding by FML in progress - no dates yet.

Still to do:

  • Corrector / Raster installation this Thursday / Friday.
  • Build 80/20 support structure; Pb table components awaiting delivery. Hardware arrival for table 6/29. Assembly next Thursday/Friday.
  • Install target mechanism
  • Add Mu metal over bellows on wastewater line.


Next Week:

  • EES may start cabling downstream section & making UED updates.
  • Ready to install Al base plates for FC3 region rework as well as solenoid stand. FC3 plate awaiting machining.
  • 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:

Back to Main Meeting Minutes Page