January 28, 2021 CPP Design Meeting/ERR discussion

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Meeting Time and Place

Thursday Jan 28, 2021, 2pm Bluejeans https://bluejeans.com/465620466

  • Present - Elton, Dave, Stephanie, Ilya, Rory, Mark S


  • Things to work out
    • Gas line manifold
    • Complete structural analysis
    • Develop Detailed installation plan
    • Develop Design/operational/Maintenance Requirements
    • Modified US vacuum system
    • Solid target installation
    • Documentation for ERR
    • Microscope move

Minutes and Action Items

  • ERR discussion
    • Meet next Thursday
    • Present preliminary slides
    • Have all Review documentation uploaded (except presentations) by end of week
    • Revamp schedule to meet August start date (Tim)
    • Add Target design and procurements to schedule
  • Decided to put a new 1/2 rack on wheels on north side of DS platform for electronics
  • Electronics and controls needs discussed
    • 864 wires- 12 FPC modules - 1 crate
    • 6 shv cables - Caen HV supply
    • 24 LV channels
  • Target design discussed - generally accepted as a concept to be able to switch targets quickly and accurately (< 1mm variation)
  • Microscope needs to be moved approx. 2m DS
    • Need to check on moving racks with detector or are cables long enough?
    • Add to schedule
  • Discussed steel absorber thickness.
    • Total thickness should be within +/- 1cm
    • Each section should be withing +/- 2cm
  • Gas System discussed
    • Using CDC mixing tank
    • All chambers in parallel
    • Rory requests controlling equal flow to each chamber (6 flow tubes)
    • Are bubblers needed for each chamber?
    • Rory to give additional requirements for the gas system