June 04, 2020 CPP Design Meeting

Meeting Time and Place =

Thursday June 04, 2020, 1:30pm Bluejeans https://bluejeans.com/735541157/3638?src=calendarLink

• Present - Elton, Dave, Stephanie, Llya, Rory (remote)

Agenda

• Minutes from last meeting https://halldweb.jlab.org/wiki/index.php/May_21,_2020_CPP_Design_Meeting#Minutes_and_Action_Items
• Overall description https://halldweb.jlab.org/DocDB/0041/004180/006/CPP_update_oct19.pdf
• FY2020 Procurement possibilities Media:CPP_Procurement_schedule.docx
• Design/Fab/Install schedule Media:CPP_install_schedule.pdf
• 3D model - show progress
• Upcoming run, possible tests Media:CPP_Tests.pdf
• Things to work out
  • Gas line manifold
  • Adjustable lead absorber
  • Procurement/installation schedule
  • Alignment hardware
  • Electronics shielding Media:Muon_Chamber_Shielding.pdf
  • Complete structural analysis
  • Develop installation plan
  • Develop Design/operational/Maintenance Requirements

Minutes and Action Items

• Reviewed minutes of last meeting
• Develop a procurement priority list for FY2020 and 2021 - Tim
• Changed design to allow 4 feet of travel of FCAL/CPP stand Z movement to retract DIRC
• Modified design to tie the 2 US thompson rail carriages together to help with installation
• Ilya to simulate steel/lead configuration 1/4" steel, 4" lead, 1/4" steel (moveable portion)

 1/4"steel, 2" lead, 1/4" steel (fixed portion)

• leave inner edges of cutouts with lead exposed (no steel)
• Set up new meeting in 2 weeks