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Powering Tests Sector 7-8 - Report 21.06.2007

Test Report of Thursday 21.06.2007

• RQD.A78
  • PLI3.2 Discharge Request - Test OK
  • PLI3.3 Quench heater discharge in 12R7 - Test OK - Cryo_Maintain was recovered after 10 minutes and Cryo_Start in about 30 minutes.

• RQF.A78
  • PIC2 completed - Test OK
  • PLI1.1 - Current cycle at 760A completed - Test OK
  • PLI1.3 - PC Failure at 760A completed - Test OK
  • Communication problems with the energy extraction controller prevented from closing the switches remotely. Tests stopped.

• RB.A78
  • QPS IST completed - 2 DQHDS had to be replaced
  • A communication problem came up due to a corrupted code line maybe caused during the downloading of the last software version.
  • Current leads connected to DC cables in DFBAO and DFBAN
  • Last corrections being done by QPS experts

• Matching Section
  • Heat runs continue during the whole week with RD2 and RQ5
  • Type tests of the converters by AB/PO completed.

Planning for Friday 22.06.2007

• RB.A78
  • PIC1
  • Connection of the 60A conveter and TF measurement
  • Connection of the RB converter to the circuit+ PCC
  • PIC2

• RQF.A78 (in parallel with RB whenever possible)
  • Complete PLI1 (760A)
    • Energy extraction discharge
    • FPA
    • Discharge request from PC
    • Heater firing
  • PLI2 (2000A)
  • PLI3 (6500A)

• 60 Closed Orbit Correctors
  • PCC and P2N on selected circuits

• AB/PO current stability measurements in RD2.L8

• Empty of DFBMA and Q4/D2 cryostats over the weekend