Difference between revisions of "JEF meeting, April 12, 2024"

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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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*'''Preparation of parts for ECAL''' -- Sasha  
 
*'''Preparation of parts for ECAL''' -- Sasha  
 +
** - signal cables -  done
 +
** - signal patch panel [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/10_13_2023/signal_patch_panel.jpg ] - done
 +
** - HV short cables: received, checked, labeled (last week)
 +
** - HV long cable, 18 ready (out of 36)
 +
** - HV distribution boards: in preparation
 +
** - LV cables: 100 cables received, 640 cables in total
 +
** - LV distribution boards [https://halldweb.jlab.org/detectors/fcal2/cables/lv_distribution/lv_dist_board.jpg ]. Have to populate with connectors, and design a box around the PCB
 
* '''Ongoing projects''' -- Sasha / Vlad / Hakob / Laveen
 
* '''Ongoing projects''' -- Sasha / Vlad / Hakob / Laveen
 +
** - Tested  and labeled all HV cables ! and about  100 LV cables [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/03_21_2024/cable_labling.jpg]
 +
** - Bundling short cables (groups of 7, 7, and 6 cables)
 +
*** finished:  LV - 13 layers, HV - 18 layers, signal - 9 layers  (40 in total out of 120) [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/03_21_2024/cable_bundls1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/meetings/03_21_2024/cable_bundls2.jpg]
 
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / George
 
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / George
 +
** - Testing procedure [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test_guide.pptx]
 +
** - About 1420 dividers have been fabricated (Chris, Armen, Mindy)
 +
** - Started removing power regulators on the newly fabricated dividers
 +
** - George has recently tested 142 dividers (1063 have been tested in total) [https://halldweb.jlab.org/wiki/index.php/Final_test_of_dividers].
 +
** - Adding ECAL (and updating FCAL) translation table in the TT.DB  (needed for EPICS scalers)
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad / Hakob / Laveen  
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad / Hakob / Laveen  
 +
** Preparing safety documents. The following ePASes have been submitted and approved -- Sasha and Vlad
 +
*** Installation of the ECAL LMS
 +
*** Installation of cables and dividers,
 +
*** Beam tests with the PS test setup
 +
*** Preparing ECAL cables (EEL126)
 +
*** Fabrication of calorimeter prototypes (EEL126)
 +
*** Testing ECAL dividers (EEL118) (approved in January)
 +
** Installation of the LMS
 +
*** 1132 fibers have been installed [https://logbooks.jlab.org/entry/4270174]
 +
** Cable and divider installation [https://logbooks.jlab.org/entry/4249243][https://halldweb.jlab.org/detectors/fcal2/installation/meetings/02_16_2024/install_cable1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/meetings/02_16_2024/install_cable2.jpg]
 +
** Power installation on the platform has been completed [https://logbooks.jlab.org/entry/4262698]
 +
** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page]
 +
*** (links from the previous meetings [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])
 
** '''Other hardware projects'''
 
** '''Other hardware projects'''
 +
*** --prototype of the ECAL veto counter
 +
*** --study shower profile using PS (also transition region between lead tungstate and LG modules (?) )
 
*'''Analysis/Simulation'''
 
*'''Analysis/Simulation'''
 
*'''FCAL2 poster for open house?'''
 
*'''FCAL2 poster for open house?'''
 +
** JEF/ECAL/FCAL poster 
 +
** exhibit stand (modules, PMTs, etc.)

Revision as of 12:43, 11 April 2024

Meeting time and location:

Agenda

  • Preparation of parts for ECAL -- Sasha
    • - signal cables - done
    • - signal patch panel [1] - done
    • - HV short cables: received, checked, labeled (last week)
    • - HV long cable, 18 ready (out of 36)
    • - HV distribution boards: in preparation
    • - LV cables: 100 cables received, 640 cables in total
    • - LV distribution boards [2]. Have to populate with connectors, and design a box around the PCB
  • Ongoing projects -- Sasha / Vlad / Hakob / Laveen
    • - Tested and labeled all HV cables ! and about 100 LV cables [3]
    • - Bundling short cables (groups of 7, 7, and 6 cables)
      • finished: LV - 13 layers, HV - 18 layers, signal - 9 layers (40 in total out of 120) [4][5]
  • Testing of PMT dividers -- Sasha / Vlad / George
    • - Testing procedure [6]
    • - About 1420 dividers have been fabricated (Chris, Armen, Mindy)
    • - Started removing power regulators on the newly fabricated dividers
    • - George has recently tested 142 dividers (1063 have been tested in total) [7].
    • - Adding ECAL (and updating FCAL) translation table in the TT.DB (needed for EPICS scalers)
  • Installation of the FCAL2 detector & integration to GlueX -- Sasha / Vlad / Hakob / Laveen
    • Preparing safety documents. The following ePASes have been submitted and approved -- Sasha and Vlad
      • Installation of the ECAL LMS
      • Installation of cables and dividers,
      • Beam tests with the PS test setup
      • Preparing ECAL cables (EEL126)
      • Fabrication of calorimeter prototypes (EEL126)
      • Testing ECAL dividers (EEL118) (approved in January)
    • Installation of the LMS
      • 1132 fibers have been installed [8]
    • Cable and divider installation [9][10][11]
    • Power installation on the platform has been completed [12]
    • Detector installation page
    • Other hardware projects
      • --prototype of the ECAL veto counter
      • --study shower profile using PS (also transition region between lead tungstate and LG modules (?) )
  • Analysis/Simulation
  • FCAL2 poster for open house?
    • JEF/ECAL/FCAL poster
    • exhibit stand (modules, PMTs, etc.)
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