September 09, 2021 CPP Design Meeting

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Meeting Time and Place

Thursday August 26, 2021, 3:00pm Bluejeans

  • Present - Elton, Dave, Stephanie, Ilya, Rory, Mark S, Beni, Simon, Mark I


  • Minutes from last meeting,_2021_CPP_Design_Meeting
  • Testing status - Beni
  • Design/Fab/Procurement status
    • Installation/assy 3D Model and dwgs
      • Lead absorbers - drawings in review
      • assembly components - drawings in review
    • Stand All parts here - to be assembled in the TEDF High bay
      Cpp stand 1.jpg
      Cpp stand 2.jpg
      Cpp stand 3.jpg
    • Steel - all received
      Cpp steel 3.jpg
    • Fcal platform mods
      • Cutouts complete
      • Floor Rails installed and aligned
        Cpp rails.jpg
  • Things to work out
    • Gas system, manifold/bubblers (Beni has some)
    • Complete structural analysis - approved by Tom Renzo - need to release into system
    • Develop Detailed installation plan
    • Develop Design/operational/Maintenance Requirements
    • Modified US vacuum system
    • Solid target installation
    • Installation drawing including Microscope move
    • CPP Detector operations in Hall D OSP
    • Possible use of nitrogen flow for cooling electronics in Faraday cage

Minutes and Action Items

  • Rory to bring 4 more chambers to JLAB end of Sept
  • Discussed microscope move - no new info
  • Plan to stack 2 chambers in EEL to check efficiency for the review recommendation
  • A second scintillator was added to the test setup
  • Elton and Albert are looking at the data

Action Items