[Halla_running] [New Logentry] Status update

parkkj at jlab.org parkkj at jlab.org
Wed Oct 19 09:55:01 EDT 2016


Logentry Text:
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MCC finally delivered 4pass beam last night after RF recovery...
We had *a short period of 4pass beam* last night with 65uA and about an hour data taking.
But then 2K cold box trip off since 5AM, we now are under the controlled access.

Couple of issue:
1/ raster PS (1x) was tripped-off (not clear reason either radiation ? or high current for high energy ? or mechanical malfunctioning of the old component)
2/ Dipole: Jack will continue to clean up prove and will test with higher momentum set(? above 1.4GeV/c ?)
3/ Arrange the survey before/after change the kinematics of LHRS 
4/ Keep track radiation dose around pivot area with collaborating with RadCon group for smooth transition between two experiments.
anything is missed ??


We will have a 4PM meeting for upcoming plan and updated works.

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