Difference between revisions of "Engineering Run"
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* Perform DC HV/threshold study with settings #8, #9, #9 for R1, R2, R3 with thresholds of -20 mV, -30 mV, -30 mV. | * Perform DC HV/threshold study with settings #8, #9, #9 for R1, R2, R3 with thresholds of -20 mV, -30 mV, -30 mV. | ||
* Complete calibration runs at beam currents of 25 na, 50 nA, and 75 nA. Take 2 hr of data at each setting. Data should only be taken if the beam tuning is very stable. | * Complete calibration runs at beam currents of 25 na, 50 nA, and 75 nA. Take 2 hr of data at each setting. Data should only be taken if the beam tuning is very stable. | ||
+ | * Measure DC occupancy as function of solenoid field | ||
* Beamline commissioning studies: | * Beamline commissioning studies: | ||
** Study beam alignment: complete (x,y) beam scan and record DC occupancies for each sector; | ** Study beam alignment: complete (x,y) beam scan and record DC occupancies for each sector; |
Revision as of 10:41, 17 December 2017
[edit]
Shift ScheduleShift ChecklistHot CheckoutBeam Time Accounting |
Manuals |
Procedures |
JLab Logbooks
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- Note, all non-JLab numbers must be dialed with an area code. When calling from a counting-house landline, dial "9" first.
- To call JLab phones from outside the lab, all 4-digit numbers must be preceded by 757-269
- Click Here to edit Phone Numbers. Note, you then also have to edit the current page to force a refresh.
Click Here to edit Phone Numbers. Note, you then also have to edit this page to force a refresh.
CLAS12 Engineering Run, Fall 2017
Beam energy 10.6 GeV (5 pass)
Torus : +3200 A (85% field), Solenoid: 2416 A (100% field), full target;
Important: Document all your work in the logbook!
Remember to fill in the run list at the beginning and end of each run (clas12run@gmail.com can fill the run list)
RC: Daniel S. Carman
- (757) 575-7540
- 9 575 7540 from Counting Room
- carman@jlab.org
PDL: Eugene Pasyuk
- (757) 876-1789
- 9 876-1789 from Counting Room
- pasyuk@jlab.org
Run Plan:
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General Instructions:
Beam Tuning:
When ready to get beam, Turn all beamline devices ON, turn all CLAS12 detectors OFF (including SVT)
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Every Shift:
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Every Run:
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Webcams |
Manuals |
Epics on the web
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