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User name Jin Huang
Log entry time 21:00:04 on June27,2010
Entry number 328802
This entry is a followup to: 328794
keyword=Q1 current was unstable, solved
Q1 current has been oscillation since set momentum to 1.131GeV at 5:03PM. It's oscillation with a period of 40s. Triggering alarm at max and min. This problem was solved by manually setting current to match setpoint then turning on regulator.
Q1 current history was shown as blue curve of folloing plot.