Fabrication Progress for LHC Superconducting Crab Cavities July 10, 2015.
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Transcript of Fabrication Progress for LHC Superconducting Crab Cavities July 10, 2015.
Fabrication Progress for LHC Superconducting Crab Cavities
July 10, 2015
• Outer conductor halves– 4 halves etched, fixtured, and ready for weld
2
Double Quarter-Wave
3
• “Top cake pans”– 2 etched, and ready for weld
Double Quarter-Wave
4
Double Quarter-Wave
• “Bottom cake pans”– 2 etched, and ready for weld
Double Quarter-Wave
5
• Cake pan assemblies: Ready for weld
6
• “Bowls”– Complete– NbTi tuner
attachment welds completed
Double Quarter-Wave
7
• Outer conductor halves– Gages being fabricated for profile measurements
RF Dipole
8
• Bowls: 4 stamped, final machining today
RF Dipole
9
• Stiffener: Niobium Stamped (machining in progress)
RF Dipole
10
• End cap: Niobium stamping in progress
RF Dipole
11
RF Dipole
• Small HOM Box Side Port– 2 in QA (4 halves)
12
• FPC & HOM Box Port Halves• All niobium parts stamped, trimmed,
and QA’d.
RF Dipole
13
• RFD Beamtube with pickup port tube• DQW Beamtube with
pickup port tube• Tubes have been welded • Trim to length still need
to be completed.
RFD & DQW Tubes
14
RFD & DQW Tubes
• 16 flange assemblies preparing for braze• 12 tube assemblies being
welded