Difference between revisions of "JEF meeting, May 10, 2024"

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=Agenda=
 
=Agenda=
 
*'''Preparation of parts for ECAL''' -- Sasha  
 
*'''Preparation of parts for ECAL''' -- Sasha  
−
** - signal cables -  done
+
** - signal cables and 2 patch panels [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/10_13_2023/signal_patch_panel.jpg ] - done
−
** - signal patch panel [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/10_13_2023/signal_patch_panel.jpg ] - done
+
** - HV short cables: done
−
** - HV short cables: received, checked, labeled (last week)
+
 
** - HV long cable, 18 ready (out of 36)  
 
** - HV long cable, 18 ready (out of 36)  
−
** - HV distribution boards: in preparation
+
** - HV distribution boards: not designed
−
** - LV cables: waiting for about 160 cables (will need to test, label, and bundle)
+
** - LV cables: missing about 20 cables, waiting for the last delivery batch.
−
** - 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
+
** - LV distribution boards [https://halldweb.jlab.org/detectors/fcal2/cables/lv_distribution/lv_dist_board.jpg ]. One board out of 4 is ready
−
** - Chris S. is working on the prototype of the LED board. Currently 5 blue LEDs, consider to add red LEDs as well
+
** - LED: the prototype of the LED board has been received. Chris will populate it with components
 
* '''Ongoing projects'''  
 
* '''Ongoing projects'''  
−
** - Bundling short cables (groups of 7, 7, and 6 cables): signal (done), HV (done), LV (36 layers done, waiting for cables) [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/04_26_2024]
 
 
**  - [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/05_10_2024/May-10-2024-L.pdf Update from Laveen]
 
**  - [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/05_10_2024/May-10-2024-L.pdf Update from Laveen]
 +
**  - Testing, labeling and bundling LV cables
 
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / George / Mindy
 
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / George / Mindy
 
** - Testing procedure [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test_guide.pptx]
 
** - Testing procedure [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test_guide.pptx]
−
** - Mindy has finished with preparing all sockets (~1650) !
 
 
** - All dividers have been fabricated and tested by George [https://halldweb.jlab.org/wiki/index.php/Final_test_of_dividers]
 
** - All dividers have been fabricated and tested by George [https://halldweb.jlab.org/wiki/index.php/Final_test_of_dividers]
−
*** decided to remove regulators on about 40 dividers
+
*** Continue removing regulators from the PCB (about 70 regulators have been removed, require re-testing dividers)
−
** - Adding ECAL and updating FCAL translation table in the TT.DB (have to finish during this week)
+
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad / Hakob / Laveen  
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad / Hakob / Laveen  
−
** <span style="color: red"> Installation of the LMS has been completed </span>  [https://logbooks.jlab.org/entry/4282307]
+
** Installation and testing cables and dividers [https://logbooks.jlab.org/entry/4300430] [https://logbooks.jlab.org/entry/4299442]
−
** Installation and testing cables and dividers [https://logbooks.jlab.org/entry/4293662][https://logbooks.jlab.org/entry/4295312]
+
−
** All crates are connected to the network switch Ethernet switch [https://logbooks.jlab.org/entry/4295336]
+
−
** Preparing for testing installed dividers
+
 
** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page]
 
** [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])
 
*** (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])
−
** '''Preparation for beam tests with the PS'''
+
* '''Summer students''' -- Sasha
−
***  measure shower beam profile  
+
** - 2 students from UNCW (May 15), 1 student from GWU (May 19)  All paper work has been completed, they are ready to come.
−
***   shower reconstruction between PbWO4 and LG
+
** - Projects: document all test results, assist with the cable/divider installation, install signal cables on patch panel, work on the ECAL monitoring plots
−
** '''Other hardware projects'''
+
* '''Beam tests with the PS'''
−
*** --prototype of the ECAL veto counter
+
***  measure shower beam profile and reconstruction in the crystal/LG transition region
−
*** --study shower profile using PS (also transition region between lead tungstate and LG modules (?) )
+
*** (install prototype with 5x5 PbWO4 modules  + ? LG)
 +
* '''Other hardware projects'''
 +
** prototype of the ECAL veto counter (?)
 
*'''FCAL2 poster for open house?'''
 
*'''FCAL2 poster for open house?'''
−
** JEF/ECAL/FCAL poster   
+
** JEF/ECAL/FCAL poster (Laveen + students + feedback from all of us)  
 
*'''Analysis/Simulation'''
 
*'''Analysis/Simulation'''

Revision as of 08:59, 10 May 2024

Meeting time and location:

Agenda

  • Preparation of parts for ECAL -- Sasha
    • - signal cables and 2 patch panels [1] - done
    • - HV short cables: done
    • - HV long cable, 18 ready (out of 36)
    • - HV distribution boards: not designed
    • - LV cables: missing about 20 cables, waiting for the last delivery batch.
    • - LV distribution boards [2]. One board out of 4 is ready
    • - LED: the prototype of the LED board has been received. Chris will populate it with components
  • Ongoing projects
  • Testing of PMT dividers -- Sasha / Vlad / George / Mindy
    • - Testing procedure [3]
    • - All dividers have been fabricated and tested by George [4]
      • Continue removing regulators from the PCB (about 70 regulators have been removed, require re-testing dividers)
  • Installation of the FCAL2 detector & integration to GlueX -- Sasha / Vlad / Hakob / Laveen
  • Summer students -- Sasha
    • - 2 students from UNCW (May 15), 1 student from GWU (May 19) All paper work has been completed, they are ready to come.
    • - Projects: document all test results, assist with the cable/divider installation, install signal cables on patch panel, work on the ECAL monitoring plots
  • Beam tests with the PS
      • measure shower beam profile and reconstruction in the crystal/LG transition region
      • (install prototype with 5x5 PbWO4 modules + ? LG)
  • Other hardware projects
    • prototype of the ECAL veto counter (?)
  • FCAL2 poster for open house?
    • JEF/ECAL/FCAL poster (Laveen + students + feedback from all of us)
  • Analysis/Simulation
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