stave 250 preparations at ral
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Stave 250: Preparations at RAL. Peter & Martin. Stock at RAL. BCC V3 1 with correct R TERM fitted 3 with R TERM removed 19 scheduled to have R TERM removed 10 more to be shipped with the stave core EoS 1 cut (ready for stave) 1 uncut Modules Cambridge M5, M6

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stock at ral
Stock at RAL
  • BCC V3
    • 1 with correct RTERM fitted
    • 3 with RTERM removed
    • 19 scheduled to have RTERM removed
    • 10 more to be shipped with the stave core
  • EoS
    • 1 cut (ready for stave)
    • 1 uncut
  • Modules
    • Cambridge M5, M6
    • “US module” – can anyone confirm its identity?
      • 7 boxes in progress at Liverpool, more modules will ship soon
  • Tandem DC-DC
    • 1 uncut, unmounted
      • Did not work unloaded during CERN tests, best avoid?
    • 1 uncut, mounted
    • 12 cut, mounted
      • Significant glue voids on most samples, only 2 good for use
      • Remainder will return to Oxford to be reworked
slide5
“BURCO2” cooling plant
  • Plumbing to gas shed partially done
  • Gas shed contains gas panel & 1 bottle
  • Pipes to connect to stave frame ready
  • CO2 Safety
  • Bund under plant collects lost CO2
  • Will house “Cellar Safe” Detector (below)
  • Alarm will
    • close CO2 Solenoid
    • Start extractor fan (flex pipe)
    • Be shown on repeaters at room doors
slide6
The stave will sit in its own bund. CO2 collected in this one “drains” to the

lower Bund (with the CO2 sensor) through a fan assisted pipe (not shown).

The stave test cover

has a clear panel to

verify there is no ice.

An opaque lid will sit

on top of this.

cables readout
Cables & Readout
  • LV pigtail and cable made (shown on last slide)
  • HV cable Glenair to D37 Made
    • D37 extension in progress
      • mates directly to HV MUX box
    • Patch panel to 12 SCTHV channels in progress as backup
  • HSIO and 2 x CPX400DP PSU will sit on shelf on top of the bund
    • Within reach of 5ft SAMTEC cables
  • 3 * SCTHV will sit in half height rack below the bench
  • Cambridge Interlock will monitor cooling and interlock Stave power
  • New windows 7 PC to be installed next week
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