cryo capture cavity ii progress
DESCRIPTION
Cryo Capture Cavity II Progress. Mike McGee April 6, 2005. DESY will Provide. 1.3 GHz cavity. Helium vessel. Magnet shielding (short). 2 VAT valves. Input coupler assembly. Status at Fermilab. Finalizing US AND DS warm-to-cold transition and VAT valve to cavity spool design. - PowerPoint PPT PresentationTRANSCRIPT
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Cryo Capture Cavity II Progress
Mike McGee April 6, 2005
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DESY will Provide
•Input coupler assembly
•2 VAT valves
•Magnet shielding (short)
•Helium vessel
•1.3 GHz cavity
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Status at Fermilab
•Designing VAT valve supports, shipping/installation fixture (to be made of 316 L)
•316 LN material and tube ready to order
•316 L bellows specified and ordered (to arrive 4/24)
•Finalizing US AND DS warm-to-cold transition and VAT valve to cavity spool design
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US warm-to-cold transition
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DS warm-to-cold transition
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Fermilab will Provide•To be send to DESY
•Cleaned US and DS warm-to-cold transitions (w/isolation flanges on ends and slight positive Ar pressure)
•Drawing and procedure for assembly with fixture to be shipped
•Shipping/installation fixture
•Cleaned VAT valve supports
•Cleaned helium vessel support clamps
•Cleaned spool between cavity and VAT valve (also capped on ends)
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Fermilab will Provide•Currently at Fermilab
•Vacuum vessel and instrumentation•80 K shielding•5 K manifold•Tuner •2 Spare VAT valves
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Process•Send to DESY (May 2005)
•Cleaned US and DS warm-to-cold transitions and spool
•Under argon positive pressure
valvew/filter
blankflange
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Process cont…
•2 helium vessel support clamps
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Process cont…•VAT valve supports
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Process cont…•Shipping/installation fixture with temporary supports for bellows with crate
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Process cont…•Work at DESY (May-June 2005)
•Warm-to-cold transition•Magnet shielding
•VAT valves with supports
•Cavity and helium vessel•Assemble
•Clean US and DS warm-to-cold transitions
•Spool between VAT valve and cavity
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Process cont…•Send to Fermilab (July 2005)
•Assembled cavity with VAT valves, shielding, spool and transitions
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Process cont…•Work at Fermilab (July-August 2005)
•Modify helium return
•Install cavity assembly into vacuum vessel
•Pressure test helium vessel
•Make up cryogenic connections
•Test fit feedcan and leak check circuits
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Process cont…•Install cavity assembly into vacuum vessel
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Layout
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Layout
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Process cont…
•Make up cryogenic connections
•Test fit feedcan and leak check circuits
•Commission Cryo Capture Cavity II
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Questions and RequestsNeed DESY cleaning procedure
Need to confirm critical measurements
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ScheduleMicrosoft Excel
Worksheet