Coil Test Weekly Meeting 19-Nov-2010

Solenoid Coil Test Weekly Meeting

Location and Time

Note new meeting day

• Fri 19-Nov-2010 9:30 am ARC 428

Agenda

• Cooldown progress - Jonathan
  • need to recalibrate C and other sensors

• OSP status - Elliott
  • characterization of glitches, main switch behavior - Mark

• Test plan - Elliott
  • need fast DAQ dry run

• Pager
  • are we connected to the guard shack?
  • spurious pages?

• Experience with control system - All
  • be sure to document our experience
    • need some additions to EWEB pages

• Preparation for powered operations - All
  • shunt installation/wiring, connection to interlock/control system
  • ground fault detection
  • fast DAQ, which channels, what rates, how to coordinate time with PLC archive?
  • rewire quench detector, how to balance channels?
  • Hall probe
  • pickup coils
  • 230 V UPS on Danfysik control boards, main switch
  • problematic sensors/gauges
    • vacuum gauge status
    • C-glass calibrations (not believable!)
    • C-resistors (maybe believable)
      • should NOT be powered when under vacuum!
  • vacuum gate valve interlock
  • what to do about strain gauges?
  • liquid level monitor/probes
  • vacuum monitor/gauges
  • flag heaters
  • safety equipment, beacons, barriers, etc.
  • anything else?

• Controls racks and interlocks - Scot
  • UPS lifetime test

• PLC - Mark W
  • status
  • alarm system
  • hardening
  • UPS interlock?

• EPICS - Hovanes
  • status
  • pager status and strategy

• HMI and EWEB programming - Yi, Hovanes
  • program access to archived data
  • alarm screens
  • long-term archive strategy

• Labview/fast DAQ - Yi, Elliott
  • status

• Elog - Elliott
  • automatic entries

• Coil repair status - George
  • coil 3 at IUCO
  • coil 2 winding supports
  • plans for coil 4

• Solenoid review 7-Dec - Elliott

• PI Responsibilities during test - Jonathan
  • Low power magnet testing 5A, 50A,100A - Elliott
  • High power magnet testing 100-1500A - Elliott
  • Identify possible turn to turn shorts during ramping - Eugene
  • Assess Heim column centering in coil - George
  • Assess Axial column forces - George
  • Estimate LN2 and He heat leak - Jonathan
  • Assess LN2 and LHe thermal siphons - Jonathan

• Preparations for testing next coil - George, Scot, Elliott
  • update P&I
  • splices
  • yoke location
  • piping adaptors
  • downstream yoke spacers
  • controls racks rewiring
  • quench detector
  • connectors
  • fix known problems
  • what else?