June 11, 2013 Solenoid Meeting
From GlueXWiki
Thursday June 6,2013 at 11am At Jefferson Lab, the meeting will be held in room CC F324
Attendees
Agenda
- Discuss last weeks minutes https://halldweb1.jlab.org/wiki/index.php/June_6,_2013_Solenoid_Meeting
- Status of Action Items
- Incorporate quench detection balance/tests into the 140A procedure (Rev C) - George Media:140A procedure
- Update hardware QD with dial pot and PLC with inductance algorithm - Elliot
- Add full resistance measurement and acceptable value to 140A procedure - George
- Identify all known buggers in the procedure for approval - George
- Clean up refrigerator and get ready for cooldown - Jonathan
- Determine if turn to turn short could have caused quench in coil 1A - Eugene
- Determine what is a safe current to run at using the existing refrigerator - all
-
Set up a meeting with all parties to get agreement on the path forward - Tim - Write up determination of what it would take to catch a quench once it starts - Probir/George media:Quench propogation.pdf
- Write up final analysis of quench (suppositions) - George/Eugene
- Write up high current portion of procedure (Rev D) - George
- Balance Power supply for 25H - Giles
-
Order 2 additional burst discs - Tim
- Do we go right into high current from 140A if ready?
- Path Forward .......
Useful Info
- Documents available at M:\halld_engineering\Solenoid\Commissioning\Response to Quench
Meeting Minutes
Action Items
Path Forward
- Complete the 140A procedure including the quench balance and turn to turn short check not completed in the 15A test (to be completed and signed off by June 14)
- Continue repair of refrigerator and fill magnet with liquid (to be completed by June 19)
- Complete and sign off maximum current plan (Same OSP- New procedure or New OSP?)(to be completed by June 19)
- Perform 140A testing ( to be completed by June 26)
- Perform High current commissioning ( to be completed by June 28)
- Map magnet (to be completed by July 3)