Difference between revisions of "JEF meeting, October 6, 2023"

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(Created page with "Meeting time and location: *9:30 am EST (JLab time) remote only * [https://halldweb.jlab.org/wiki-private/index.php/JEF_Weekly_Meeting#Connection_information Connection inform...")
 
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*9:30 am EST (JLab time) remote only
 
*9:30 am EST (JLab time) remote only
 
* [https://halldweb.jlab.org/wiki-private/index.php/JEF_Weekly_Meeting#Connection_information Connection information]
 
* [https://halldweb.jlab.org/wiki-private/index.php/JEF_Weekly_Meeting#Connection_information Connection information]
 +
 +
  
 
=Agenda=
 
=Agenda=
 
*'''Preparation of parts for ECAL modules''' -- Sasha  
 
*'''Preparation of parts for ECAL modules''' -- Sasha  
 +
** Crystals:
 +
**: - Prepare to send 11 crystals back to SICCAS  [https://halldweb.jlab.org/wiki/index.php/SICCAS].
 +
** Received 1100 short signal cables [https://halldweb.jlab.org/detectors/fcal2/installation/photos/label_signal/short_signal.jpg]
 +
** Received 140 HV cables
 +
** Received all optical fibers.
 
* '''Module fabrication'''  -- Sasha   
 
* '''Module fabrication'''  -- Sasha   
 +
<!-- ** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/fcal_fabrication.pdf  Status of fabrication ] -->
 +
** All modules have been fabricated, checked, and inventorized (about 1610 modules in total)
 
* '''Ongoing projects''' -- Sasha, all
 
* '''Ongoing projects''' -- Sasha, all
 +
** Visual inspections of fabricated modules [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/19_05_2023/modules_qa.docx] - done 
 +
** All crystals moved to Hall D[https://halldweb.jlab.org/detectors/fcal2/installation/photos/move_to_halld/prepare_to_move.jpg] [https://halldweb.jlab.org/detectors/fcal2/installation/photos/move_to_halld/prepare_to_move1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/photos/move_to_halld/prepare_to_move2.jpg] - done
 +
** Tested, labeled, and bundled all 100 (+ 2 spares) [https://halldweb.jlab.org/detectors/fcal2/installation/photos/label_signal/signal_bundles.jpg] signal cables connected from the flash ADC to the patch panel [https://halldweb.jlab.org/wiki/index.php/Testing_and_labeling_cables] - done
 +
** Test and label 1100 short signal cables - ongoing
 +
** Tested fabricated modules using LMS [https://halldweb.jlab.org/wiki/index.php/Testing_ECAL_modules] - done  (need to update the wiki page)
 +
** Cutting optical fibers and gluing plastic caps [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/06_23_2023/glue_caps.jpg], waiting for 7600 ft of optical fibers
 +
** [https://docs.google.com/presentation/d/1euIA49SszoQmSM4Lxu1OtZ8OfjltgwzXIbXo6TPEB3s/edit#slide=id.p Report from students]
 +
** Refurbished (remove soldering bumps and rewrap) 42 modules. One more layer of the detector will be installed today.
 +
** Need to wrap and fabricate about 30 modules using newly received crystals (will replace some already existing modules with low-quality crystals). Plan to finish with this during next week [https://halldweb.jlab.org/detectors/fcal2/lms/wrapped_spares.jpg].
 +
** Tested and labeled 120 HV cables
 +
** Preparing optical fibers for the LMS
 +
:: - cut all remaining (500 ft) optical fibers [https://halldweb.jlab.org/detectors/fcal2/lms/lms_fibers1.jpg]
 +
:: - glue plastic caps on all fibers  [https://halldweb.jlab.org/detectors/fcal2/lms/lms_fibers2.jpg]
 +
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad
 +
** - Received all divider PCBs
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Arshak / Vlad / Hakob
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Arshak / Vlad / Hakob
 +
**  Detector installation [https://logbooks.jlab.org/book/halld][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector.jpg]
 +
** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page]
 +
** Updates from the meetings with Tim's group [https://halldweb.jlab.org/wiki/index.php/FCAL_2_Design_Meetings]
 +
** Discussion of the FCAL2 installation procedures [https://halldweb.jlab.org/wiki/index.php/FCAL_2_Installation_Meetings]
 +
** [https://halldweb.jlab.org/wiki/index.php/Distribution_of_signals_and_voltages Final mapping of low-voltage cables]
 +
** Mindy continues with wrapping crystals and soldering wires to sockets.
 +
** [https://halldweb.jlab.org/wiki/index.php/List_of_tasks_and_manpower Projects for summer students]
 +
** [https://halldweb.jlab.org/detectors/fcal2/installation/students_2023/list_of_students_2023.xlsx Summer Students (2023) ]
 +
<!-- ** [https://halldweb.jlab.org/detectors/fcal2/installation/photos Disassembling FCAL] -->
 
* '''Light monitoring system''' -- Arshak
 
* '''Light monitoring system''' -- Arshak
 +
** '''[https://userweb.jlab.org/~aasatury/Fcal_LMS/presents/lms_update_09_28_23.pdf lms_update_09_28_23.pdf]'''
 
*'''Analysis/Simulation'''
 
*'''Analysis/Simulation'''

Revision as of 08:55, 6 October 2023

Meeting time and location:


Agenda

  • Preparation of parts for ECAL modules -- Sasha
    • Crystals:
      - Prepare to send 11 crystals back to SICCAS [1].
    • Received 1100 short signal cables [2]
    • Received 140 HV cables
    • Received all optical fibers.
  • Module fabrication -- Sasha
    • All modules have been fabricated, checked, and inventorized (about 1610 modules in total)
  • Ongoing projects -- Sasha, all
    • Visual inspections of fabricated modules [3] - done
    • All crystals moved to Hall D[4] [5][6] - done
    • Tested, labeled, and bundled all 100 (+ 2 spares) [7] signal cables connected from the flash ADC to the patch panel [8] - done
    • Test and label 1100 short signal cables - ongoing
    • Tested fabricated modules using LMS [9] - done (need to update the wiki page)
    • Cutting optical fibers and gluing plastic caps [10], waiting for 7600 ft of optical fibers
    • Report from students
    • Refurbished (remove soldering bumps and rewrap) 42 modules. One more layer of the detector will be installed today.
    • Need to wrap and fabricate about 30 modules using newly received crystals (will replace some already existing modules with low-quality crystals). Plan to finish with this during next week [11].
    • Tested and labeled 120 HV cables
    • Preparing optical fibers for the LMS
- cut all remaining (500 ft) optical fibers [12]
- glue plastic caps on all fibers [13]
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