Run Meeting: Oct 29th, 2018

From Tritium Experiments Group
Jump to navigation Jump to search

Back to:

Main Page
Daily Run Meetings

3:30PM Run Meeting, Counting house meeting room (200C)

RC: Carlos Ayerbe

Summary of past 72h:

Friday 26th

Accelerator

no relevant incidents.

Swing shift

Right HRS was alive and getting data
In the last hour of Day Shift, MCC reported that our beam dump diffuser blower tripped (https://logbooks.jlab.org/entry/3615333). Jessie entered and after discuss with experts we enounter that was just a miscalibrated sensor (https://logbooks.jlab.org/entry/3615390)
~18:00 DAQ computers crashed and solved after calling Alex
Right Arm detectors started to show noisy peaks, Florian was called and solved (temporarily) switching off T6.
Rest of the shift as normal

Saturday 27th

Accelerator

Owl shift

Smooth shift

Day shift

Smooth shift

Swing shift

Smooth shift

Sunday 28th

Accelerator

Owl shift

data production
~6:30 changed kinematics to study lower side QE peak studies with RHRS
LHRS took the same data without changing its kinematics
During the ramping down of RHRS, LHRS was taking 3He data

Day shift

same program started before.
very nice beam

Swing shift

continue with DIS measurements
~18:00 LQ2 trip off, solved after a call to Jack (https://logbooks.jlab.org/entry/3616641 , https://logbooks.jlab.org/entry/3616650 )
Jack found a strange behavior on LQ2 to be investigated (https://logbooks.jlab.org/entry/3616662)
~23:20 LQ3 trips during the change of momentum (https://logbooks.jlab.org/entry/3616798)
After called Jack, we (Shujie and Carlos) enter into the Hall with ARM to reset LQ3 succesfully (https://logbooks.jlab.org/entry/3616868)

Owl shift

more data production

Day shift

END of E12-11-112 (xB > 1)
START of E12-17-003 (e,e'K) Hypernucleus
We have the hall in Restricted Access.
Dave Meekins warm up target
Many set ups, maintenance, and upkeeps.

Plan:

As soon most of the work is done, we should move to Controlled Access.
Target is expected to be cooled down tomorrow morning and ready around noon.
Shifts are cancelled until half DAY shift


Slides/Links

MCC scheduling Whiteboard: http://accboard.acc.jlab.org/

Tritium wiki page: https://wiki.jlab.org/tegwiki/index.php/Main_Page

nnΛ experiment wiki page: https://wiki.jlab.org/tegwiki/index.php/NnL_wiki


Bluejeans connection information

To join the Meeting: https://bluejeans.com/256205934

To join via Room System: Video Conferencing System: bjn.vc -or-199.48.152.152 Meeting ID : 256205934

To join via phone : 1) Dial:

  +1.408.740.7256 (United States)
  +1.888.240.2560 (US Toll Free)
  +1.408.317.9253 (Alternate number)
  (see all numbers - http://bluejeans.com/numbers)

2) Enter Conference ID : 256205934