4-th ML-SCRF meeting

Friday 18 Jan 2008, 09:00 → 16:00 GMT

Bld. 1, seminar room 1 (DESY)

Akira Yamamoto (KEK), Tetsuo Shidara (KEK)

GDE SCRF technical area monthly meeting

Slides Meeting_agenda_and_assignment-080118.pdf Meeting_agenda_and_assignment-080118.ppt

09:00 → 10:00 Magnet associated with the Cryomodule

• Beam-focusing and corrector magnet location and alignment
  • Requirement from accelerator system design? --- C. Adolphsen,
  • The location in cryomodule: center/end? --- C. Pagani,
  • How the magnet is to be aligned? -- N. Ohuchi,
  • Home work assignment
• Beam Position monitor integrated with magnets
  • Requirement, --- C. Adolphsen,
  • Development status at Saclay/KEK --- O. Napoli/H. Hayano
  • Home work assignment

slides Adolphsen-LinacQuadFieldandPositionStability.pdf

slides AlignmentoftheQuadrupole.pdf AlignmentoftheQuadrupole.ppt

slides BPMjanvier2008.pdf BPMjanvier2008.ppt

slides C_Pagani_Cryomodule.pdf

slides STF_cold_BPM_v2.pdf STF_cold_BPM_v2.ppt

10:30 → 12:00 Critical components integrated with cavities

• Coupler development and possible options
  • XFEL baseline coupler development and plan -- (from Orsay)
  • Current options and plug necessary compatibility -- H. Hayano
  • Home work assignment
• Tuner
  • Overview of the current design options --- C. Pagani and L. Lilje
  • Comments on the current design options --- S. Noguchi
  • Necessary common conditions for further development --- H. Hayano
  • Home work assignment

slides Cavity_Tuner_spec.pdf Cavity_Tuner_spec.ppt

slides C_Pagani_Coaxial_Tuner.pdf

slides Input_coupler_spec.pdf Input_coupler_spec.ppt

slides LAL_couplers_for_XFEL.pdf

slides Noguchi_cavity2.pdf Noguchi_cavity2.ppt

13:30 → 14:30 Cryomodule design

• Design and cost optimization, w/wo 5 K radiation shield

  • Design experience at TTF/XFEL with 5 K shield-- from DESY
  • Design experience at LHC (SC magnet) without 5 K shield--from CERN
  • Thermal balance and influence to cryogenic operation --T. Peterson
  • Home work assignment

• Fundamental boundary-condition,

  • Common coordinates to be used-- N. Ohuchi and from DESY
  • Design pressure of the cryomodule and cavities
  • Required conditions and design base -- T. Peterson
  • Plan for the extreme pressure test from XFEL and STF-- from DESY
  • Homework assignment

slides SCRF-Coordinate.pdf SCRF-Coordinate.ppt

15:00 → 16:00 Interface to cavities and to external/associated system

• Interface to cavities and to external/associated system,

  • Single design for the baseline cost-estimate--N. Ohuchi/H. Carter
  • Plug compatible interface condition for alternate
  • Homework assignment

• Further meeting plan and approach to reach consensus for EDR --

slides Interface-KEK-Cavity-Vessel＠DESY.ppt