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This overview provides information on the organization, acquisition/delivery plan, recent accomplishments and changes, summary schedule and costs, risks, and external/internal oversight of the Undulator System.
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Undulator System Overview Stephen Milton, ANL/APS
Outline • Organization • Acquisition/Delivery Plan • Recent Accomplishments and Changes • Summary Schedule and Costs • Risks • External/Internal Oversight • Summary
Laboratory Relationship and L3 Organization APS J.M. Gibson Assoc. Lab. Director LCLS Undulator S. Milton Project Director LCLS Project J. Galayda Project Director D. Walters Vacuum/Diagnostics CAM Accel. Systems. Div. R. Gerig Division Director Exp. Facilities Div. E. Gluskin Division Director M. White Magnet Systems CAM R.Ruland/MMF J. Welch/Fixed Support CAM APS Operations Div. W. Ruzicka Division Director J. Stein Controls CAM
LCLS Undulator System PED Org. (Present) S. Milton LCLS Undulator Sys. F. Coose, Project Analyst F. Clark, PMCS ANL Indirect Support SLAC/AIM P. Mast PMCS Manager • This is not a complete list as we have drawn heavily from others within ANL and SLAC, but at a lower fraction than those listed As needed D. Walters Vacuum/Diagnostics CAM J. Stein Controls CAM M. White Magnet Systems CAM SLAC J. Bailey, ME (NE) S.H. Lee, ME B.X. Yang, Phy I. Vasserman, Phy R. Dejus, Phy E. Traktenberg, ME G. Lawrence, ME E. Moog, Phy B. Dalesio SLAC R. Ruland Mag. Meas. Fac. J. Welch Fixed Support Interfaces
Acquisition/Delivery Plan • Undulators • Prototyped and Thoroughly Tested • Long-Lead Procurements • Ti Strongback • Magnet Blocks • Magnets Poles • 1st Article in industry before production run (FY05) • Assemble in industry • Deliver to SLAC MMF • Measure/tune at SLAC • Handover of responsibility to SLAC following successful tuning • Install
Acquisition/Delivery Plan • Diagnostics • Standardize as much as possible • Prototype/review and then go to industry • Note: No inter undulator x-ray diagnostics • See B. Yang’s Talk • Vacuum • Prototype/review and then go to industry • See Walters’ Talk
Acquisition/Delivery Plan • Controls • Undulator is all EPICS • Work with SLAC to integrate into SLAC system • See Dalesio’s Talk • MMF • ANL Lead/Mentor/Consult • SLAC to build and operate • See Ruland’s Talk
Major New Features Since Last DOE Review • Canted Poles (4.5 mrad) • Accurate K tuning • Setting gaps to 1 micron precision is very difficult and time consuming otherwise • Allows tapering • Both for the spontaneous radiation energy losses and for future “power tapering” • Provides longitudinal phase tuning • Remote rollaway undulators (10 cm) • Allows the checking of the undulators individually as well as allowing “variable” undulator length • Requires • Slight increased in gap (6.5 mm -> 6.8 mm) • And slightly reduced K (But no major loss in peak FEL power delivered)
Major New Features Since Last DOE Review • “Wingless” Poles • Major Simplification in a Large Quantity (19,200), LLP item • Value engineering • See Moog’s and Nuhn’s talks regarding all the above
Undulator System Summary Schedule • FY04 • Physics Requirements Document • Agreed Upon and Signed • FY05 • LLP: Strongback, Magnets, Magnet Blocks • Vacuum/Diagnostics System Prototypes • EPICS -> SLAC Controls Interface Issues • Begin MMF
Undulator System Summary Schedule • FY06 • Undulator Assembly Production and Deliveries • Vacuum and Diagnostics Productions and Deliveries • Detailed Controls Interface Development • Complete MMF • 1st Magnet Measurements
Undulator System Summary Schedule • FY07 • Complete Undulator Assembly Production and Deliveries • Complete Vacuum and Diagnostics Productions and Deliveries • Complete Controls • Complete Magnet Measurements • Installation and Checkout • Complete by October
Undulator System Summary Schedule • FY08 • System Commissioning • First Beam through undulator December 2007 NOV 07 SEPT 08
Budgeted Cost of Work Scheduled (BCWS) • $6M of the jump between FY04 and FY05 is LLP • These are the Strongback, Magnet Blocks and Magnet Poles • Plus industry-built 1st article • FY 07 OPC Jump is primarily due to spares • 6 Undulators and Supports • Quadrupoles • Vacuum components • Diagnostics • MMF Spares Measurements • Other Labor
Schedule Risk • Budget Authority in FY05 and FY06 • FY05 • Primarily affects the Ti Strongback • Continuing resolution • Much more than a couple of months and we will have difficulties • FY06 • Waiting to let order for assembly • Biggest risk to the undulator schedule • Every day is a day cutting into our float relative to the project schedule
Undulator Thoroughly Reviewed • Recent Project-Wide Reviews • DOE Reviews • April 23 – 25, 2002 (CD-1) • May 21 – 23, 2003 (CD-2a) • EIR • June 7 – 11, 2004 • Facility Advisory Committee Review • April 29 – 30, 2004
Undulator Thoroughly Reviewed • Undulator System Specific Reviews • Undulator Review • Nov. 14th, 2003 • Specific to the Undulator Magnet • Canted poles were conceived • Wingless poles were suggested • Undulator System Review • Mar. 3 – 4, 2004 • Encompassed the full undulator system
Undulator Thoroughly Reviewed • Undulator System Specific Reviews (Cont.) • PreEIR Review • April 14th, 2004 • ANL Internal review of readiness for the EIR • Undulator Mechanical Review (Internal) • June 2004 • Review recent change to wingless poles
Undulator Thoroughly Reviewed • Undulator System Specific Reviews (Cont.) • Final Undulator Review • Sept. 16 – 17, 2004 (Future) • Last look at the undulator engineering • Look at the preparedness for long-lead procurements
And Discussed • Misc. Workshops etc. • Undulator Parameter Workshop • ANL Oct. 24th, 2003 • Undulator Diagnostics and Commissioning Workshop • UCLA Jan. 19 – 20, 2004 • Undulator Physics and Engineering Discussion • ANL June 28 – 29, 2004
Summary • Organization • Robust and working well • Resource Loaded Schedule • Completed, reviewed, and found sound • LLP • Engineering • Prototype undulator fully studied, reviewed and refined • Acquisition/Delivery Plans • Thoroughly discussed, planned and understood • We are Ready to go • All we require is the BA