November 02, 2022 FCAL Insert Installation Meeting

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Meeting Time and Place

Wednesday November 02, 2022 10am At Jefferson Lab, Hall D Counting House and on Teams

Agenda

  • Minutes from last meeting https://halldweb.jlab.org/wiki/index.php/October_19,_2022_FCAL_Insert_Installation_Meeting
  • Discuss Lead Glass and crystal module removal/install [1] - Sasha
  • Initial testing of modules before removal - Mark D.
  • Revisited removal of darkroom -
    • All cables need to be removed from darkroom to be able to install new detector
    • Maybe able to crane frame off platform partially assemble
    • Rework for patch panels
  • Cable discussion fruitful
    • Option D to move cables from inner 400 cables to adjacent crate
    • Remove 2 crates and move to new racks
    • Abandon 200 cables
    • Patch panels worked out, 2 HV and 2 LV north and south side, 1 signal feedthrough plate downstream wall
    • HV and LV cable length = 20 ft
    • Signal cable length = 16 ft
    • Cable trays for Signal all going N-S under platform
    • HV and LV cables al come from underneath also
  • Monitoring system discussion
  • Assembly in ESB
  • Media:FCAL2_strawman_schedule.pdf
Both step.jpeg
JBweld cooling test.jpeg
Glass module steps.jpeg
Work platform.png
Work platform top.png
Work platform iso.png
Work platform bird.png

Minutes

Action Items