Difference between revisions of "Shift Leader"

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<span style="color:red">In the process of editing and updating this page. Please contact Juliette Mammei <B>[mailto:crowder@jlab.org?Subject=PREXwiki crowder@jlab.org]</B> with questions or suggestions.</span>
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{| cellpadding=5 style="margin:7px 30px 0 30px; <!--
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<br><br>
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  --> float:right; border:1px solid #AA6633"
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[https://prex.jlab.org/wiki/index.php/Main_Page <B>PREX Main</B>] << [[Shift Taker Responsibilities]]
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|- bgcolor="#fbfeff"
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| <b>Quick Links</b>
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|-
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|[[Experts on call]]
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|-
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|[[Hall A Tools]]
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|-
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|[[Magnets#Set HRS magnets | Set HRS magnets]]
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|-
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|[[Online analysis | Online analysis How-To]]
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|-
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|[[CODA| Using CODA]]
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|-
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|[[HVgui| Trouble-shooting the High Voltage GUI]]
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|-
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|[[BTA|BTA how-to]]
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|-
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|[[Shift Checklist| Shift Checklist Instructions]]
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|-
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|[[HOW TOs|Full HOW TOs]]
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|}
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[[Main_Page|<B>PREX Main</B>]]<< [[Information for Shift Takers]]
  
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=== Useful links ===
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* [[RunPlanDaily | Daily Run Plan]]
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* [[Target_Operator| Target Operator Duties]]
  
 
== Shift Leader Responsibilities ==
 
== Shift Leader Responsibilities ==
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* Calculate ABU's when in production mode by counting good Coulombs per run: 150uA each hour = 0.54C. 1hour runs. For each hour long run(s) take #good-Coulombs/0.54C = #ABU's  (even when running at a lower current, obsolete method: https://logbooks.jlab.org/entry/3785102)
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* Communicate clearly and effectively with shift crews and MCC (7047)
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* Communicate clearly and effectively with shift crews and MCC (7047), and log any status information to the [http://logbooks.jlab.org/book/halla HALOG]. (Make sure to log in.)
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** arrive ~10 min. early to your shift to talk with the previous shift crew
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** Answer the phone
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** Communicate with the RC
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* Consult the [[RunPlanDaily | Daily Run Plan]] and contact the [https://misportal.jlab.org/mis/apps/physics/shiftSchedule/index.cfm?experimentRunId=PREX/CREX run coordinator] whenever problems happen that cannot be solved by shift workers
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* Log any status information to the [http://logbooks.jlab.org/book/halla HALOG] (Make sure to log in!)
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* Maintain data taking quality and efficient use of beam time
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** Use [[Panguin]] to evaluate data quality
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* Post Snapshots with HALOG of important information at <B> least </B> twice a shift.
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** Include- Hall A tools, BPM strip-charts, and BCM strip-charts.
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** Include any snapshots of the details after a change
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** Please feel free to post these Snapshots more often
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** Sample screenshots to make during shifts (examples below during no-beam conditions, purely descriptive): collimator temp, Compton ion chambers, bpms, vacuums, parity controls, FFB, raster, ioc chamber
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*** [https://logbooks.jlab.org/entry/3822533 '''Collimator and Beamline temperatures''']
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*** [https://logbooks.jlab.org/entry/3822531 '''Hall A Beamline monitors''', and Compton and Moller magnets, and bleedthrough check] - useful for evaluating beam set up and tune
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*** [https://logbooks.jlab.org/entry/3822534 '''Ion Chambers''']
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*** [https://logbooks.jlab.org/entry/3822527 '''FFB system'''] - these examples show the system while inactive - check a more recent log entry with active FFB for a prescriptive example
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*** [https://logbooks.jlab.org/entry/3822525 '''Hall A Raster''']
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*** [https://logbooks.jlab.org/entry/3822524 '''Hall A Tools, magnets''']
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*** [https://logbooks.jlab.org/entry/3822472 '''Hall A Target status''']
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*** [https://logbooks.jlab.org/entry/3822540 '''Scaler GUI''']
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*** [https://logbooks.jlab.org/entry/3822545 Injector Loss Monitor] - useful for diagnosing large Aq widths and noise problems
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*** [https://logbooks.jlab.org/entry/3822543 Charge Feedback Monitor]
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*** [https://logbooks.jlab.org/entry/3822542 Compton]
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*** [https://logbooks.jlab.org/entry/3822541 Target motion and mask]
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*** [https://logbooks.jlab.org/entry/3822538 Beamline Vacuum]
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*** [https://logbooks.jlab.org/entry/3822536 Parity Controls]
 
* Keep track of [https://bta/ beam time accounting]
 
* Keep track of [https://bta/ beam time accounting]
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** Learn how to keep track of the BTA with the [[BTA|BTA how-to]].
 
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* Consult the [https://wiki.jlab.org/tegwiki/index.php/Daily_run_plans daily run plans] and communicate with [https://misportal.jlab.org/mis/physics/shiftSchedule/?experimentRunId=TRITON-2017 run coordinator] whenever problems happen that cannot be solved by shift workers.
 
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* Maintain data taking quality and an efficient use of beam time.
 
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* Follow the directives in the [http://hallaweb.jlab.org/index/safety-docs/current/ COO!]
 
* Follow the directives in the [http://hallaweb.jlab.org/index/safety-docs/current/ COO!]
 +
* Log the following in an end of shift summary in the [http://logbooks.jlab.org/book/halla HALOG]:
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** run list (describing the goal of this run: eg production on Pb, BCM calibration...) and report main statistic numbers
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** any major events, including hall access (in addition to making log entries when they happen)
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* Complete the [https://logbooks.jlab.org/checklists/293 Shift Checklist] at the <b>beginning of the shift</b> - see [[Shift_Checklist|Instructions]]
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** Note: There is a convenient script in ~/cameronc/SL/auto-SL.sh which will walk you through the steps of the shift checklist and provide easily copyable text-outputs for easy entry into the checklist and comparison with expectations
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* Print off additional run sheets (printer "chax"): https://logbooks.jlab.org/entry/3700479
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* A PREX analysis shift worker will be on hand for most shifts (although not required by the COO) to help out in high demand situations. Please coordinate with them as well.
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* Read [[Common Problems]] for information on how to deal with common issues cropping up
  
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* Log the following in a shift summary in the [http://logbooks.jlab.org/book/halla HALOG]:
 
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** run list (describing the goal of this run: eg production on LH2, BMC calibration...) and report main statistic numbers
 
−
** any major events, including hall access
 
−
*Post Snapshots with HALOG of important information at <B> least </B> twice a shift.
 
−
** Include- Hall A tools, BPM strip-charts, and BCM strip-charts.
 
−
** Include any snapshots of the details after a change.
 
−
** Please feel free to post these Snapshots more often.
 
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*Complete the Shift check list!
 
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**Link to [How to] and link to [https://logbooks.jlab.org/checklists online] copy of the list.
 
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<br><br>
 
  
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== List of useful How-Tos for shift leader ==
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[[Category:HOW TO]] [[Category:SL]]
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* [[CODA| Starting CODA]]
 
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* [[HALLAtools| Starting Hall A Tools]]
 
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* [[HVgui| Trouble shooting the High Voltage GUI]]
 
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* [[BTA|BTA how-to]]
 
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* [[How to ramp up HRS magnets]]
 

Latest revision as of 10:02, 8 August 2020

Quick Links
Experts on call
Hall A Tools
Set HRS magnets
Online analysis How-To
Using CODA
Trouble-shooting the High Voltage GUI
BTA how-to
Shift Checklist Instructions
Full HOW TOs

PREX Main<< Information for Shift Takers


Useful links

Shift Leader Responsibilities

  • Calculate ABU's when in production mode by counting good Coulombs per run: 150uA each hour = 0.54C. 1hour runs. For each hour long run(s) take #good-Coulombs/0.54C = #ABU's (even when running at a lower current, obsolete method: https://logbooks.jlab.org/entry/3785102)
  • Communicate clearly and effectively with shift crews and MCC (7047)
    • arrive ~10 min. early to your shift to talk with the previous shift crew
    • Answer the phone
    • Communicate with the RC
  • Consult the Daily Run Plan and contact the run coordinator whenever problems happen that cannot be solved by shift workers
  • Log any status information to the HALOG (Make sure to log in!)
  • Maintain data taking quality and efficient use of beam time
    • Use Panguin to evaluate data quality
  • Post Snapshots with HALOG of important information at least twice a shift.
  • Keep track of beam time accounting
  • Follow the directives in the COO!
  • Log the following in an end of shift summary in the HALOG:
    • run list (describing the goal of this run: eg production on Pb, BCM calibration...) and report main statistic numbers
    • any major events, including hall access (in addition to making log entries when they happen)
  • Complete the Shift Checklist at the beginning of the shift - see Instructions
    • Note: There is a convenient script in ~/cameronc/SL/auto-SL.sh which will walk you through the steps of the shift checklist and provide easily copyable text-outputs for easy entry into the checklist and comparison with expectations
  • Print off additional run sheets (printer "chax"): https://logbooks.jlab.org/entry/3700479
  • A PREX analysis shift worker will be on hand for most shifts (although not required by the COO) to help out in high demand situations. Please coordinate with them as well.
  • Read Common Problems for information on how to deal with common issues cropping up
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