[Halla_running] [Revised Logentry] RC Update and Run Plan

wmhenry at jlab.org wmhenry at jlab.org
Sun Jan 16 13:55:01 EST 2022


Logentry Text:
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<p>The target repair and cool down was completed at 1:30pm yesterday.  We then requested beam but there was a target FSD issue which required an access.  Dave Meekins and company resolved the issue at 8:30pm.  Many thanks to Dave for working such long days and the dedication to getting us back up and running.  Beam checkout was completed at 10:45pm and new beam positions have been updated.  (https://logbooks.jlab.org/entry/3972215  https://logbooks.jlab.org/entry/3972128).  We then moved to the GEM current scans after adjusted some GEM HVs.  By 1:45am we were in production running and optimizing the currents to run at.  Here is the current run plan which I will keep updated as cycles are completed.  There will be no RC meeting today, but we will have one on Monday.</p><p> </p><table style="border: 0px solid #3248cd; background-color: #eeea10;" border="0" frame="border"><tbody><tr><td>Cycle #</td><td>Target</td><td>Curren!
 t</td><td>Beam on Target</td><td>Status</td></tr><tr><td>1</td><td>LH2</td><td>10 uA</td><td>5 hours</td><td>Completed </td></tr><tr><td>1</td><td>LD2</td><td>8 uA</td><td>5 hours</td><td>Completed</td></tr><tr><td>1</td><td>Dummy</td><td>20 uA</td><td>2 hours</td><td>Completed</td></tr><tr><td>2</td><td>LH2</td><td>12 uA</td><td>2 hours</td><td>In Progress</td></tr><tr><td>2</td><td>LD2</td><td>8 uA</td><td>5 hours</td><td> </td></tr><tr><td>3</td><td>LH2</td><td>12 uA</td><td>2 hours</td><td> </td></tr><tr><td>3</td><td>LD2</td><td>8 uA</td><td>5 hours</td><td> </td></tr><tr><td>4</td><td>LH2</td><td>12 uA</td><td>2 hours</td><td> </td></tr><tr><td>4</td><td>LD2</td><td>8 uA</td><td>5 hours</td><td> </td></tr><tr><td>4</td><td>Dummy</td><td>20 uA</td><td>2 hours</td><td> </td></tr></tbody></table><p>The BBcal threshold is set to -500 mV. </p><p> </p>

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This is a plain text email for clients that cannot display HTML.  The full logentry can be found online at https://logbooks.jlab.org/entry/3972557
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