Difference between revisions of "JEF meeting, July 28, 2023"
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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] | ||
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=Agenda= | =Agenda= | ||
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** 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 | ** 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] | ** [https://docs.google.com/presentation/d/1euIA49SszoQmSM4Lxu1OtZ8OfjltgwzXIbXo6TPEB3s/edit#slide=id.p Report from students] | ||
− | ** Test fabricated modules using LMS [https://halldweb.jlab.org/wiki/index.php/Testing_ECAL_modules], 928 modules have been tested. | + | ** Test fabricated modules using LMS [https://halldweb.jlab.org/wiki/index.php/Testing_ECAL_modules], 928 modules have been tested (need to update the wiki page) |
+ | ** Work on refurbishing LG modules (wrapping, PMTs, etc.) | ||
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad | * '''[[Testing of PMT dividers]]''' -- Sasha / Vlad | ||
** All electronics components received, will be shiped to the company to fabricate dividers today (Chris) | ** All electronics components received, will be shiped to the company to fabricate dividers today (Chris) | ||
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<!-- ** [https://halldweb.jlab.org/detectors/fcal2/installation/photos Disassembling FCAL] --> | <!-- ** [https://halldweb.jlab.org/detectors/fcal2/installation/photos Disassembling FCAL] --> | ||
*'''Light monitoring system''' -- Arshak | *'''Light monitoring system''' -- Arshak | ||
+ | |||
+ | =Minutes= | ||
+ | Attendees: Olga, Zisis, Igal, Sasha, Phil, Bill, Liping, Arshak, Axel, S.T. | ||
+ | * 70 SICCAS crystals will be shipped to JLab | ||
+ | * Short signal cables for dark room continue to arrive -- have 800 ready for labeling | ||
+ | * No news on outstanding LMS fibers (expect 7600 feet with the next month or two?) | ||
+ | * All modules on site have been fabricated, some needed to be refurbished | ||
+ | ** 928 modules have been tested using dark box in EEL | ||
+ | ** Wrapping in soft plastic in preparation for moving to hall (609 have already been transferred) | ||
+ | ** Preparing to start stacking insert crystals -- alignment analysis underway, need to add some shims | ||
+ | * Arshak received fiber stripper, started stripping ends of fibers for integrating sphere, polishing continues | ||
+ | * 86/100 cable bundles ready to go |
Latest revision as of 07:50, 31 July 2023
Meeting time and location:
- 9:30 am EST (JLab time) remote only
- Connection information
Agenda
- Preparation of parts for ECAL modules -- Sasha
- Module fabrication -- Sasha
- All modules have been fabricated, checked, and inventorized (about 1610 modules in total)
- Finished with fixin about 20 modules with small imperfections (overlapping Tedlar)
- Ongoing projects -- Sasha, all
- Visual inspections of fabricated modules [3] - done
- Prepare to move modules into Hall D [4] [5][6], wrap modules with sort towels.
- Prepare space for the ECAL modules (shelves, etc.) in Hall D. Moved 134 CRYTUR and 475 SICCAS crystals (609 in total to Hall D) [7].
- Tested, labeled, and bundled (86 bundles out of 100) [8] signal cables connected from the flash ADC to the patch panel [9]. Receive cartridges for the printer, will resume labeling and cable bundling today.
- Removing signal cables from the FCAL and rearranging signal cables in the hall [10] Rearranging_FCAL_cables - done
- - 400 signal cables were removed,re-labeled and bundled
- - all cables have been re-arranged, two VXS crates can be removed (will be used by the ECAL)
- - install two flash ADCs
- Cutting optical fibers and gluing plastic caps [11], waiting for 7600 ft of optical fibers
- Report from students
- Test fabricated modules using LMS [12], 928 modules have been tested (need to update the wiki page)
- Work on refurbishing LG modules (wrapping, PMTs, etc.)
- Testing of PMT dividers -- Sasha / Vlad
- All electronics components received, will be shiped to the company to fabricate dividers today (Chris)
- Proceedures
- Installation of the FCAL2 detector & integration to GlueX -- Sasha / Arshak / Vlad / Hakob
- Started installing detector modules [13][14][15]
- Detector installation page
- Updates from the meetings with Tim's group [16]
- Discussion of the FCAL2 installation procedures [17]
- Final mapping of low-voltage cables
- Projects for summer students
- Summer Students (2023)
- Light monitoring system -- Arshak
Minutes
Attendees: Olga, Zisis, Igal, Sasha, Phil, Bill, Liping, Arshak, Axel, S.T.
- 70 SICCAS crystals will be shipped to JLab
- Short signal cables for dark room continue to arrive -- have 800 ready for labeling
- No news on outstanding LMS fibers (expect 7600 feet with the next month or two?)
- All modules on site have been fabricated, some needed to be refurbished
- 928 modules have been tested using dark box in EEL
- Wrapping in soft plastic in preparation for moving to hall (609 have already been transferred)
- Preparing to start stacking insert crystals -- alignment analysis underway, need to add some shims
- Arshak received fiber stripper, started stripping ends of fibers for integrating sphere, polishing continues
- 86/100 cable bundles ready to go