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SPEAR3 Accelerator Division All Hands Meeting

This meeting outlines the organization, safety, recent accidents, lessons learned, and accelerator projects of the SPEAR3 Accelerator Division. It also includes information about the service level agreements, system managers, and electrical systems support.

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SPEAR3 Accelerator Division All Hands Meeting

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  1. SPEAR3 Accelerator Division All Hands Meeting John Schmerge SPEAR3 AD All Hands Meeting November 24, 2009

  2. Outline • Organization • SSRL • AD • SPEAR3 Accelerator Division • Electrical Systems Support • Service Level Agreements • System Managers • Safety • WPC • Recent Accidents • Lessons Learned • Accelerator Projects • 0-1 year • 1-5 year • > 5 year SPEAR3 AD All Hands Meeting November 24, 2009

  3. SSRL Organization Chart Science Advisory Committee Director (Acting) - Pianetta, P. Deputy Director Hedman, B. Assistant Directors Caplun, E. Hettel, R. Safety Bozorg-Chami, B. Proposal Review Panel SSRL Users’ Organization Photon Science Faculty Administrative Division Caplun, E. Experimental Systems & Research Division Pianetta, P. / Hedman, B. SPEAR3 Accelerator Division Schmerge, J. Financial & Business Services Carlson, S. User Research Administration Knotts, C. Beam Line Systems & Operations Pianetta, P. Chemical & Mat Science & User Support TBD Structural Molecular Biology & Molecular Environ & Interface Science Research & User Support Hedman, B. Computer & Networking Prado, H. Accelerator Physics Safranek, J. Technology Development Schmerge, J. Beam Line Development & Support Rabedeau, T. XAS Hedman, B. Crystallography Soltis, M. Mechanical Systems Scott, B. Experimental Support Johnson, B. SAXS Tsuruta, H. Accelerator Operations Guerra, E. Beam Line Operations Kerr, G. Beam Line Computing George, M. Controls & Central Server Wermelskirchen, C. Operations Support Choi, B. Joint Center For Structural Genomics Deacon, A. Protection Systems Horton, M. Electrical Systems Rafael, F. Power Conversion Rafael, F. Molecular Environmental Interface Sciences Bargar, J. SPEAR3 AD All Hands Meeting November 24, 2009

  4. AD Organization Chart *Matrixed to Research Program Leadership as Needed Dale Knutson (Acting) Associate Laboratory Director Bob Hettel John Seeman Deputy Deputy Helen O’Donnell, Executive Admin John Schmerge SPEAR 3* Accelerator Division Director David Schultz LCLS* Accelerator Division Director Uli Wienands Sector 0-20 & FACET* Accelerator Division Director Tor Raubenheimer Accelerator Research Assistant ALD Paul Emma Nan Phinney LCLS Deputy HEP Deputy Cindy Lowe (Acting) Business Manager John Galayda Strategic Projects Division Director Karen Fant Accelerator Engineering Assistant ALD Roger Erickson Accelerator Operations & Safety Division Director SPEAR3 AD All Hands Meeting November 24, 2009

  5. TECHNOLOGY DEVELOPMENT J. Schmerge (acting) J. Corbett R. Ortiz S. Park D. Martin S. Wallters J. Sebek J. Wachter CONTROLS & CENTRAL SERVER C. Wermelskirchen S. Allison H. Rarback T. Straumann ACCELERATOR PHYSICS J. Safranek S. Gierman X. Huang New Hire MECHANICAL SERVICES D. Ernst R. DiMattia K. French J. Guerra G. Woodcock PPS & MPS M. Horton L. Lessard R. Theobald T. Yott POWER CONVERSION F. Rafael T. Beukers A. de Lira B. Lam B. Morris ENGINEERING & DESIGN B. Scott S. Amann D. Dell’Orco B. Evanson A. Trautwein ACCELERATOR VACUUM T. Neal M. Nalls M. Jacobson R. Pak SPEAR3 Accelerator Division DIRECTOR J. Schmerge ACCELERATOR OPERATIONS E. Guerra P. Boussina D. Calloway C. Haggart C. Hoover L. Johnson T. Nguyen MECHANICAL SYSTEMS B. Scott SPEAR3 AD All Hands Meeting November 24, 2009 O (blue) – matrix from AD O (black) – SPEAR3 Core Team O(red) – matrix from SSRL

  6. Changes • Electrical Systems • PCD provides full sustaining engineering and upgrade support for SPEAR and injector power supplies • Electrical Systems Group members transferred to PCD, SSRL or merged with Technology Development Group • Utilizing more operations support systems • E-log • CATER • Accelerator Department Safety Officer (ADSO) support • Documentation • Improved engineering and physics support from SLAC • Service Level Agreements • Matrixed support • New Lab Wide Accounting System • Old ASD accounts closed • Work Breakdown Structure (WBS) • Ben Scott is Cost Account Manager (CAM) SPEAR3 AD All Hands Meeting November 24, 2009

  7. Service Level Agreements • PCD • Provide full system sustaining engineering • DC power supplies • Pulsed power supplies • Provide engineering support for upgrade projects • Klystron • SPEAR klystron support • Linac klystron support • Metrology • Alignment services • Engineering • Provide backup design support SPEAR3 AD All Hands Meeting November 24, 2009

  8. System Managers SPEAR3 AD All Hands Meeting November 24, 2009

  9. WPC • Work Planning • Best to plan in advance and write procedures for complex work • Must not change the scope of the work without review • Continue getting authorization and release • Authorization from supervisor • Release from area manager • Supervisors must perform periodic walkthroughs • Observe and verify work performed according to expectation • Document walkthroughs • ESH 139 SPEAR3 AD All Hands Meeting November 24, 2009

  10. Recent Projects • Top-Off • Safety Tracking • Top-Off BCS • BTS Trajectory Correction • Replace injection septum vacuum chamber • Remove all windows between booster and SPEAR • Injector Upgrade • New injection/extraction kicker power supplies • Transport line BPMs • Controls • Multiple feedback systems • Initial automated injection SPEAR3 AD All Hands Meeting November 24, 2009

  11. Current Projects • Operations Support • Facilities Improvements • B140 AC • BTS shielding/seismic upgrade • Top-Off • BLs 1, 2, 4, 5, 6, 7, 9, 10, 11 approved • BLs 8,14 expected approval December • BLs 12, 13 safety tracking submitted to RP for approval in January • 500 mA • BLs qualified up to 350 mA in February • BLs qualified up to 500 mA by end of run • Automated Injection • Injection interval < 10 minutes • Testing control system and disturbance to user data collection during AP • Bunch X Bunch monitoring system • Transport line feedback systems • Commission SPEAR monitoring system • Accelerator Reliability • Linac RF upgrade • Photo-cathode operation • Spare SPEAR HVPS installation • Short Bunch and Timing Mode Operation • Short Bunch (≈1 ps) during AP for select users SPEAR3 AD All Hands Meeting November 24, 2009

  12. Injector improvements for top-off • Photocathode gun • Linac feedbacks • Increased linac energy • Peaking strip upgrade • Booster fast turn-on • BTS vacuum rebuild • New kicker pulsers • Improved instrumentation • BPMs • Toroids • Pulsed signal monitoring • Pulse trains (476 MHz booster) SPEAR3 AD All Hands Meeting November 24, 2009

  13. Future Projects (1-5 years) • Injector reliability upgrade • Injector diagnostics upgrade • Injector RF upgrade • SPEAR slow orbit motion reduction • Alternate SPEAR injection method • SPEAR transverse multibunch feedback • New BL (in-vacuum undulator) • Low emittance SPEAR3 lattice • Low emittance injector lattice SPEAR3 AD All Hands Meeting November 24, 2009

  14. Future plans & ideas • Complete Top-off, pulse train injection, nonlinear dynamics work, fix orbit drift. • Short bunch development • LDRD funding to build THz beamline • Bunch cleaning • THz seeding (echo-like)?? • Lower emittance optics (5 nm?) • Transverse multi-bunch feedback • Alternate injection scheme • Pulsed sextupole? • SLAC linac? • PEP-X SPEAR3 AD All Hands Meeting November 24, 2009

  15. END SPEAR3 AD All Hands Meeting November 24, 2009

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