Difference between revisions of "JEF meeting, January 19, 2024"
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** - HV distribution boards: in preparation | ** - HV distribution boards: in preparation | ||
** - LV cables: received first article of short cables, production started on Dec. 7, have not received yet. | ** - LV cables: received first article of short cables, production started on Dec. 7, have not received yet. | ||
− | ** - LV distribution boards. | + | ** - LV distribution boards. Received 4 boards, performed initial cehck, need to solder connectors |
+ | ** - Optical fibers and parts for the trigger/DAQ have been ordered | ||
* '''Ongoing projects''' -- Sasha, all | * '''Ongoing projects''' -- Sasha, all | ||
** - Testing and labeling cables [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/11_3_2023/aoran_cables.jpg ], 120 short HV cables testes and labeled during this week. | ** - Testing and labeling cables [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/11_3_2023/aoran_cables.jpg ], 120 short HV cables testes and labeled during this week. | ||
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*** 26 modules for TAC [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/tac_mod.jpg] and 35 modules [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/prot_mod.jpg] for the beam tests are ready | *** 26 modules for TAC [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/tac_mod.jpg] and 35 modules [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/prot_mod.jpg] for the beam tests are ready | ||
** - Preparation of the LMS | ** - Preparation of the LMS | ||
− | *** - Need to glue Al flange to the optical fiber | + | *** - Need to glue Al flange to the optical fiber |
− | *** - Ready for installation | + | *** - Ready for installation [https://halldweb.jlab.org/detectors/fcal2/lms/installation] |
** - Radiation tests of the PMT active base [https://halldweb.jlab.org/wiki/index.php/Active_Base_Radiation_Tests] | ** - Radiation tests of the PMT active base [https://halldweb.jlab.org/wiki/index.php/Active_Base_Radiation_Tests] | ||
*** Finished tests, working on the tech note | *** Finished tests, working on the tech note | ||
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** - 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] | ||
** - Tested 637 divider (all fabricated dividers) [https://halldweb.jlab.org/wiki/index.php/Final_test_of_dividers] | ** - Tested 637 divider (all fabricated dividers) [https://halldweb.jlab.org/wiki/index.php/Final_test_of_dividers] | ||
+ | ** - Spare PMTs, have about 20, likely need more for the future (order 30 more )? | ||
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad / Hakob | * '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / 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] | ** 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/ | + | ** Installation of the LMS |
+ | *** Started yesterday (after long delay)[https://halldweb.jlab.org/detectors/fcal2/lms/installation/ready_to_install2.jpg] [https://halldweb.jlab.org/detectors/fcal2/lms/installation/ready_to_install1.jpg] | ||
+ | *** Had to obtain trainings for operating scissor lift (operation without training violates safety rules) (revealed some issues with the lift when inspected by Joe Thomas) | ||
+ | ** Cable and divider installation | ||
+ | *** Started yesterday, making a decision how to stretch them [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/01_19_2024/cables_start_to_install.jpg] | ||
+ | ** Still no power on the ECAL platform (expect delay with the development of the trigger/DAQ) | ||
** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page] | ** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page] | ||
− | ** | + | |
− | ** | + | <!-- ** [https://halldweb.jlab.org/wiki/index.php/Detector_Alignment Detector survey] --> |
− | ** | + | |
− | * | + | |
+ | =Minutes= | ||
+ | Attendees: Bill, Sasha, Arshak, Liping, Jane, Phil, Vlad, Stjepan, Olga | ||
+ | * Temporary safety documents in new ePas system in place so work on FCAL-2 installation could proceed | ||
+ | * Received one more batch of short HV cables, expect 2 more batches | ||
+ | * LV cables have not been delivered yet (although we received the first articles last year) | ||
+ | * LV distribution boards arrived and checked | ||
+ | * Plexiglas installation for lead glass finished last week, so installation of LMS for insert can start | ||
+ | ** Feed LMS bundles through hole, to interface with integrating sphere to be mounted on optical bench | ||
+ | * 637 PMT dividers tested, waiting for the remaining to be fabricated | ||
+ | * HV cables being routed through chains | ||
+ | * Still no power on ECAL platform | ||
+ | * Short on manpower: detector support group can help with divider testing | ||
+ | * Igal continues to work with Daniel L. on machine learning algorithms to suppress background |
Latest revision as of 09:32, 22 January 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 cables: received 165 short cables during this week (1280 in total)
- - HV distribution boards: in preparation
- - LV cables: received first article of short cables, production started on Dec. 7, have not received yet.
- - LV distribution boards. Received 4 boards, performed initial cehck, need to solder connectors
- - Optical fibers and parts for the trigger/DAQ have been ordered
- Ongoing projects -- Sasha, all
- - Testing and labeling cables [2], 120 short HV cables testes and labeled during this week.
- - Prepare modules for the TAC and prototypes (using crystals with some imperfections)
- - Preparation of the LMS
- - Need to glue Al flange to the optical fiber
- - Ready for installation [5]
- - Radiation tests of the PMT active base [6]
- Finished tests, working on the tech note
- - Inventory database and GUI for installed electronics
- - Summer Students (2023)
- Testing of PMT dividers -- Sasha / Vlad / Aoran
- Installation of the FCAL2 detector & integration to GlueX -- Sasha / Vlad / Hakob
- Detector installation [9][10][11]
- Installation of the LMS
- Cable and divider installation
- Started yesterday, making a decision how to stretch them [14]
- Still no power on the ECAL platform (expect delay with the development of the trigger/DAQ)
- Detector installation page
Minutes
Attendees: Bill, Sasha, Arshak, Liping, Jane, Phil, Vlad, Stjepan, Olga
- Temporary safety documents in new ePas system in place so work on FCAL-2 installation could proceed
- Received one more batch of short HV cables, expect 2 more batches
- LV cables have not been delivered yet (although we received the first articles last year)
- LV distribution boards arrived and checked
- Plexiglas installation for lead glass finished last week, so installation of LMS for insert can start
- Feed LMS bundles through hole, to interface with integrating sphere to be mounted on optical bench
- 637 PMT dividers tested, waiting for the remaining to be fabricated
- HV cables being routed through chains
- Still no power on ECAL platform
- Short on manpower: detector support group can help with divider testing
- Igal continues to work with Daniel L. on machine learning algorithms to suppress background