Difference between revisions of "November 18, 2021 CPP Design Meeting"
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* Testing status - Beni/Elton | * Testing status - Beni/Elton | ||
* LV boxes https://logbooks.jlab.org/entry/3939570 | * LV boxes https://logbooks.jlab.org/entry/3939570 | ||
| + | * Moving of Vertical cable trays and cables inside | ||
* Design/Fab/Procurement status | * Design/Fab/Procurement status | ||
** Lead absorbers - awarded | ** Lead absorbers - awarded | ||
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** assembly components - drawings released | ** assembly components - drawings released | ||
** Installation drawings in review | ** Installation drawings in review | ||
| − | * Target Design in work [[image: | + | * Target Design in work [[image:cpp_target5.jpg|thumb]] [[image:cpp_target6.jpg|thumb]] [[image:cpp_target7.jpg|thumb]] [[image:cpp_target8.jpg|thumb]] |
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== Minutes == | == Minutes == | ||
| − | + | * Elton met with nick and discussed LV box. Need to make bracket smaller (1/16" thick) boxes should be on top-north corner of each chamber | |
| + | * For fiducializing chambers, all four edges or bolt holes can be used to find center. Machining is very accurate | ||
| + | * Proposed chamber orientation good - horizontal x-ray port DS, Vertical x-ray port US | ||
| + | * Rory/Elton requested 4 scintillator paddles, 2 BL and 2 BR in vertical position equally spaced (15" oc). To be held by light guides, maybe a V block | ||
| + | * Lead Target needs to be pressed flat since it is malleable and has the center protruding | ||
==Action Items == | ==Action Items == | ||
| + | * Stephanie to design thinner "L" bracket for the LV box | ||
| + | * Tim - Get with S&A group to discuss chamber fiducialization and alignment | ||
| + | * Rory to flatten lead target | ||
| + | * Stephanie to model and place scintillators and attachments | ||
| + | * Release installation drawings - Tim/Stephanie | ||
| + | * continue work on target installation - Bobby | ||
Latest revision as of 15:19, 1 December 2021
Meeting Time and Place
Thursday November 18, 2021, 3:00pm Bluejeans https://bluejeans.com/465620466
- Present - Elton, Dave, Stephanie, Ilya, Rory, Mark S, Beni, Simon, Mark I
Agenda
- Minutes from last meeting https://halldweb.jlab.org/wiki/index.php/November_04,_2021_CPP_Design_Meeting
- Testing status - Beni/Elton
- LV boxes https://logbooks.jlab.org/entry/3939570
- Moving of Vertical cable trays and cables inside
- Design/Fab/Procurement status
- Lead absorbers - awarded
- All assembly hardware either here or due in by December
- Test install in the TEDF High bay - use of 2 or 3 chambers
File:Cpp install assy.pdf
- Installation/assy 3D Model and dwgs
- DS Chamber orientation
- Scintillator orientation
- assembly components - drawings released
- Installation drawings in review
- Target Design in work
- Things to work out
- Gas system, manifold/bubblers (Beni has some)
- Complete structural analysis - approved by Tom Renzo - need to release into system
- Develop Detailed installation plan
- Develop Design/operational/Maintenance Requirements
- Modified US vacuum system
- Solid target installation
- Installation drawing including Microscope move
- CPP Detector operations in Hall D OSP
- Possible use of nitrogen flow for cooling electronics in Faraday cage
Minutes
- Elton met with nick and discussed LV box. Need to make bracket smaller (1/16" thick) boxes should be on top-north corner of each chamber
- For fiducializing chambers, all four edges or bolt holes can be used to find center. Machining is very accurate
- Proposed chamber orientation good - horizontal x-ray port DS, Vertical x-ray port US
- Rory/Elton requested 4 scintillator paddles, 2 BL and 2 BR in vertical position equally spaced (15" oc). To be held by light guides, maybe a V block
- Lead Target needs to be pressed flat since it is malleable and has the center protruding
Action Items
- Stephanie to design thinner "L" bracket for the LV box
- Tim - Get with S&A group to discuss chamber fiducialization and alignment
- Rory to flatten lead target
- Stephanie to model and place scintillators and attachments
- Release installation drawings - Tim/Stephanie
- continue work on target installation - Bobby
