Difference between revisions of "Module fabrication"
From GlueXWiki
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* Checking crystals | * Checking crystals | ||
| − | ::: Visual inspection | + | ::: Visual inspection: 5 min per crystal |
| − | ::: Dimension measurement | + | ::: Dimension measurement: 10 min per crystal |
| − | ::: Transmission check | + | ::: Transmission check: 20 min per crystal (Optional) |
| − | ::: | + | ::: Measure light yield using radioactive source: 20 min per crystal (Optional) |
| + | ::: Measure light yield using PS setup: 12 modules in the PS setup. | ||
* PMT checking | * PMT checking | ||
::: Diameter check | ::: Diameter check | ||
| − | ::: | + | |
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| + | * Preparation of silicon cookie | ||
| + | :: - Mix RTV625, remove bubbles | ||
| + | :: - Pour to the gluing fixture (prepare 36 cookies can order one more fixture) | ||
| + | :: - Set time: 1 day, full cure time: 4 - 5 days | ||
| + | :: - Time: 3 - 4 hours to load the fixture | ||
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:: '''Total fabrication time: 1.5 hours per module''' | :: '''Total fabrication time: 1.5 hours per module''' | ||
| − | :::::::: (5 modules a day, 100 modules a month) | + | :::::::: (5 modules a day, 100 modules a month) |
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Revision as of 13:09, 22 April 2021
- Checking crystals
- Visual inspection: 5 min per crystal
- Dimension measurement: 10 min per crystal
- Transmission check: 20 min per crystal (Optional)
- Measure light yield using radioactive source: 20 min per crystal (Optional)
- Measure light yield using PS setup: 12 modules in the PS setup.
- PMT checking
- Diameter check
- Preparation of silicon cookie
- - Mix RTV625, remove bubbles
- - Pour to the gluing fixture (prepare 36 cookies can order one more fixture)
- - Set time: 1 day, full cure time: 4 - 5 days
- - Time: 3 - 4 hours to load the fixture
Module Fabrication
- Brazing straps
- Time per module - 20 min
- ESR shaping
- - ESR cutting
- - Shape in the oven (2 tools exist, 20 min per cycle]
- - Time per module - 20 min
- Crystal wrapping
- - Cut ESR and Tedlar
- - Wrap module
- - Time per module - 20 min
- Module fabrication
- - Insert mu-metal shield
- - Attach PMT housing, set tension screws
- - Insert PMT with silicon cookies, set tension plate
- - Time per module: 30 min
- Total fabrication time: 1.5 hours per module
- (5 modules a day, 100 modules a month)
- Total fabrication time: 1.5 hours per module
