Difference between revisions of "JEF meeting, April 12, 2024"
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* '''Ongoing projects''' | * '''Ongoing projects''' | ||
** - Bundling short cables (groups of 7, 7, and 6 cables): signal (done), HV (done), LV (29 layers done, waiting for cables) | ** - Bundling short cables (groups of 7, 7, and 6 cables): signal (done), HV (done), LV (29 layers done, waiting for cables) | ||
− | ** - | + | ** - Testing, labeling, and bundling LV cables [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/04_12_2024/cable_box1.jpg] [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/04_12_2024/cable_box2.jpg] [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/04_12_2024/cable_box3.jpg] |
− | + | ||
* '''[[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] | ||
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*** - need to prepare one for testing dividers and maintenance | *** - need to prepare one for testing dividers and maintenance | ||
** Installation of the LMS | ** Installation of the LMS | ||
− | *** | + | *** 1325 fibers have been installed [https://logbooks.jlab.org/entry/4277970] |
** 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] | ** 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] | ||
− | ** | + | ** Bundles with optical fibers for the trigger have been installed (Chris, Armen, Mark). Need to install 2 patch panels [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/04_12_2024/optical_trigger.jpg] |
+ | ** Receive optical network fibers. Will install them as well as the network switch during next week [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/04_12_2024/network_bundle.jpg] | ||
+ | ** 7 VXS controllers can be booted now [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/04_12_2024/daq.jpg] | ||
** [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]) | ||
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** JEF/ECAL/FCAL poster | ** JEF/ECAL/FCAL poster | ||
** exhibit stand (modules, PMTs, etc.) | ** exhibit stand (modules, PMTs, etc.) | ||
+ | |||
+ | =Minutes= | ||
+ | Attendees: Bill, Laveen, Liping, Phil, Igal, Sasha, Vlad, Axel, Olga, Stjepan, S.T . | ||
+ | * Phil is sending a masters student to the lab to work with Igal on ML project | ||
+ | * Have all short HV cables, long cables need to have connectors added | ||
+ | * Work on HV distribution board has not started yet | ||
+ | * Waiting for 440 LV cables | ||
+ | * Bundling/labeling/testing of existing cables continues | ||
+ | * Laveen worked on python script for translation table | ||
+ | * All PMT sockets prepared, work on fabricating dividers continues (~200 need to have LV power regulators removed -- these will need to be retested) | ||
+ | * ~1400 dividers have been tested so far (some suspicious dividers have been identified and repaired) | ||
+ | ** Plan to install row by row, make light tight to test a couple rows at a time | ||
+ | ** Tool for installing dividers has arrived | ||
+ | * Safety ePASes have been prepared for installation/testing/maintenance | ||
+ | * LMS fiber installation continues -- ~83% done | ||
+ | * Optical fibers for trigger supervisor installed | ||
+ | ** Need to install 2 optical patch panels | ||
+ | ** Need network switch | ||
+ | ** 7 VXS controllers booted, need IP address for crate trigger processor | ||
+ | * Plan to work on 2 poster for upcoming open house (JEF physics + FCAL2 hardware) | ||
+ | ** Will also have table for hardware show-and-tell |
Latest revision as of 08:49, 15 April 2024
Meeting time and location:
- 9:30 am EST (JLab time) remote only
- Connection information
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: waiting for about 440 cables (will need to test, label, and bundle)
- - LV distribution boards [2]. Have to populate with connectors, and design a box around the PCB
- Ongoing projects
- Testing of PMT dividers -- Sasha / Vlad / George / Mindy
- - Testing procedure [6]
- - Mindy has finished with preparing all sockets (~1650) !
- - All dividers have been fabricated
- - Need to remove power regulators on about 200 dividers
- - George has tested about 1400 dividers [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
- All ePASes are ready for the installation -- Sasha and Vlad
- - need to prepare one for testing dividers and maintenance
- Installation of the LMS
- 1325 fibers have been installed [8]
- Cable and divider installation [9][10][11]
- Bundles with optical fibers for the trigger have been installed (Chris, Armen, Mark). Need to install 2 patch panels [12]
- Receive optical network fibers. Will install them as well as the network switch during next week [13]
- 7 VXS controllers can be booted now [14]
- 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 (?) )
- All ePASes are ready for the installation -- Sasha and Vlad
- Analysis/Simulation
- FCAL2 poster for open house?
- JEF/ECAL/FCAL poster
- exhibit stand (modules, PMTs, etc.)
Minutes
Attendees: Bill, Laveen, Liping, Phil, Igal, Sasha, Vlad, Axel, Olga, Stjepan, S.T .
- Phil is sending a masters student to the lab to work with Igal on ML project
- Have all short HV cables, long cables need to have connectors added
- Work on HV distribution board has not started yet
- Waiting for 440 LV cables
- Bundling/labeling/testing of existing cables continues
- Laveen worked on python script for translation table
- All PMT sockets prepared, work on fabricating dividers continues (~200 need to have LV power regulators removed -- these will need to be retested)
- ~1400 dividers have been tested so far (some suspicious dividers have been identified and repaired)
- Plan to install row by row, make light tight to test a couple rows at a time
- Tool for installing dividers has arrived
- Safety ePASes have been prepared for installation/testing/maintenance
- LMS fiber installation continues -- ~83% done
- Optical fibers for trigger supervisor installed
- Need to install 2 optical patch panels
- Need network switch
- 7 VXS controllers booted, need IP address for crate trigger processor
- Plan to work on 2 poster for upcoming open house (JEF physics + FCAL2 hardware)
- Will also have table for hardware show-and-tell