Difference between revisions of "December 09, 2021 KLONG Design Meeting"
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| − | * | + | * Vitaly presented power absorption calculations |
| − | * | + | * Discussed future designs |
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== Action Items == | == Action Items == | ||
Revision as of 13:27, 14 December 2021
Contents
Meeting Time and Place
Thursday December 09, 2021, 1pm Bluejeans https://bluejeans.com/465620466
- Present - Hovanes Egiyan, Stephanie Worthington, Keith Harding, Igor Strakovsky, Tim Whitlatch, Mark Stevens, Vitaly
Agenda
- Minutes from last meeting https://halldweb.jlab.org/wiki/index.php/October_14,_2021_KLONG_Design_Meeting
- Vitaly presentation on power absorption media:Vitaly KLONG target power absorption.ppt
- Future Design of beamline downstream of collimator cave
Requirements and things to finalize
- Cool tungsten plug to below temperature that affects lead (327°C)
- 5 cm beam tube through sweep magnet and 6 cm to final target
- Moveable out of beamline
- Be 90% pure or better (price same for 98% pure)
- Steel standoffs in bottom poly sheet
- 1mm al window ok for collimator exit of target
- Beryllium sealing - ongoing discussions with RadCon
- Existing 5cm lead and 1cm steel at collimator exit wall ok
- 10 cm lead at both walls inside collimator cave
- 10 cm distance from beryllium target to downstream vacuum window of.
- Remove PS vacuum chamber and put in 6cm beampipe
- 5 mm gap between beryllium and tungsten so heat does not transfer
Minutes
- Vitaly presented power absorption calculations
- Discussed future designs
Action Items
- Look for temp sensors - Keith/Tim
- Complete heat calcs - Johan
- Determine if 1mm aluminum window ok at exit of target - Igor
- Continue working on drawing package - Keith
