[BTeam] A/LASO CEBAF status and schedule

Arne Freyberger freyberg at jlab.org
Mon May 5 13:57:31 EDT 2014


			  ????????????????????
			   REMAINING SCHEDULE


			    Arne Freyberger
			  ????????????????????


1 Supplemental LASO                                                :OPS:
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1.1 Update 1:
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   Significant progress over the weekend.  5.5pass CEBAF is a reality.
   Scaling to 950MeV/linac started on Saturday.  Some self-immolation on
   Saturday, scaling the corners not the best thing to do.  By Sunday
   afternoon, ORFP of the 950MeV/linac was proceeding smoothly.  Beam to
   6R, ORFP complete to 5R.  Then the wall, multiple hardware issues took
   CEBAF offline for about 12h.


   Today, at present, the Hall-D PSS certifications are underway.  It is
   hoped that the ORFP of the 950MeV/linac configuration can get back on
   track on Swing/Owl tonight.

   Notable items:
   ? start with the "corners" on design and tweak from there.  If corners
     are not on design when beam first traverses an arc, put them there.
   ? Use CMPQ to verify dipoles are at or near design
   ? Pathlength, dispersion, courant snyder


1.2 Schedule
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    Day Name   Date           Owl         Owl-Sup        Day       Day-Sup         Swing       Swing-Sup     Comment
                                          4am-noon                 noon-8pm                    8pm-4am
                                          (Duck Hunter)            (Country Club)              (Night Club)
   ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
    Monday     Cinco de Mayo  Benson                     Ahmad                     Tiefenback                Owl: Downhard
                                          Benesch                                                            Day shift: PSS certs/authorization
                                                                                                             Swing shift: 10GeV to 5C!!
   ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
    Tuesday    May-06         Krafft                     Benesch                   Douglas                   Owl: 10GeV to 5C
                                          Freyberger                                           Satogata      Day/Swing: 10GeV to Tagger dump?
   ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
    Wednesday  May-07         Tiefenback                 Stutzman                  Bogacz                    Restore 550? or Optics at 950?
                                          Freyberger               Roblin                      Satogata
                                          (if needed)
   ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
    Thursday   May-08         Krafft                     Kazimi                    Satogata                  Opics
                                                                   Roblin
   ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
    Friday     May-09         Grames                     Wang                                                INJ/NL locked up until noon
                                          Hofler
                                                                                                                                              
   ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

-- 
Arne Freyberger
Director of Accelerator Operations
Jefferson Lab
12000 Jefferson Avenue      Cell: (757) 876-6289
Postal Suite 19             Email:  freyberg at jlab.org
Newport News, VA 23606

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