LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC LCLS Linac Technical Design Review Management Eric Lind Bong December 12, 2003 System Description ProgressTimelineOrganization Work Breakdown Structure InterfacesRisk System Description ProgressTimelineOrganization Work Breakdown Structure InterfacesRisk

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC LCLS Linac System Schematic Single bunch, 1-nC charge, 1.2-  m slice emittance, 120-Hz repetition rate… (RF phase:  rf = 0 at accelerating crest) SLAC linac tunnel research yard Linac-0 L =6 m Linac-1 L  9 m  rf   25° Linac-2 L  330 m  rf   41° Linac-3 L  550 m  rf   10° BC-1 L  6 m R 56   39 mm BC-2 L  22 m R 56   25 mm LTU L =275 m R 56  0 DL-1 L  12 m R 56  0 undulator L =125 m 6 MeV  z  0.83 mm    0.05 % 135 MeV  z  0.83 mm    0.10 % 250 MeV  z  0.19 mm    1.6 % 4.54 GeV  z  mm    0.71 % 14.1 GeV  z  mm    0.01 %...existing linac new rfgun 21-1b21-1d X Linac-X L =0.6 m  rf =  21-3b24-6d25-1a30-8c Shamelessly Stolen from Paul Emma

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC LCLS Linac System Summary L1(Linac Sector 21) Modified S-Band Structures New Quadrupoles BC1(Linac Sector 21) X-Band Structure Flexible Bunch Compressor Chicane Diagnostics Section L2(Linac Sector 21-24) New Wire Scanners BC2(Linac Sector 24) Flexible Bunch Compressor Chicane Diagnostics Section L1(Linac Sector 21) Modified S-Band Structures New Quadrupoles BC1(Linac Sector 21) X-Band Structure Flexible Bunch Compressor Chicane Diagnostics Section L2(Linac Sector 21-24) New Wire Scanners BC2(Linac Sector 24) Flexible Bunch Compressor Chicane Diagnostics Section L3(Linac Sector 24-BSY) Remove NPI Gun Install S-Band Structures Relocate Wire Scanners Transverse Structure LTU (C-Line – Research Yard) New Enclosure Re-use FFTB Magnets Diagnostics Section Single Beam Dumper E-Dump (Inside Ring Road) New Enclosure Spectrometer Permanent Mag Safety Bends L3(Linac Sector 24-BSY) Remove NPI Gun Install S-Band Structures Relocate Wire Scanners Transverse Structure LTU (C-Line – Research Yard) New Enclosure Re-use FFTB Magnets Diagnostics Section Single Beam Dumper E-Dump (Inside Ring Road) New Enclosure Spectrometer Permanent Mag Safety Bends

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Changes Since Spring ’03 Review SC Wiggler Eliminated Longitudinal Space Charge Instability Injector Laser Heater DL2 Expanded to LTU Accommodates Future Expansion Multiple Undulators Dumpline Redesign Remove Permanent Magnets in Dump Line Accommodates Energy Measurement Place Permanent Magnets in Photon Line SC Wiggler Eliminated Longitudinal Space Charge Instability Injector Laser Heater DL2 Expanded to LTU Accommodates Future Expansion Multiple Undulators Dumpline Redesign Remove Permanent Magnets in Dump Line Accommodates Energy Measurement Place Permanent Magnets in Photon Line

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Technical Progress Instability Studies & End to End Simulations System Re-optimized Lower Injection Energy Reduced Magnet Tolerances Component Specification Database System Layouts Generated From MAD in Solid Edge Bunch Compressor 1 Mechanics Concept Diagnostics EO Monitor Measurement in SPPS Spectrometers Upbeam & Downbeam of Undulator WBS & Manpower Loaded Schedule Component Counts from MAD Deck Operating Modes for Undulator Commissioning & Protection Instability Studies & End to End Simulations System Re-optimized Lower Injection Energy Reduced Magnet Tolerances Component Specification Database System Layouts Generated From MAD in Solid Edge Bunch Compressor 1 Mechanics Concept Diagnostics EO Monitor Measurement in SPPS Spectrometers Upbeam & Downbeam of Undulator WBS & Manpower Loaded Schedule Component Counts from MAD Deck Operating Modes for Undulator Commissioning & Protection

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Commissioning and Operations Scheduled Dates Decommission FFTBFY06 - Q1 L1-BC1 CommissioningFY07 - Q1 L2-BC2-L3 CommissioningFY07 - Q4 LTU CommissioningFY07 - Q4 Undulator CommissioningFY08 - Q1 Rate Limited Beam Beam to SBD Beam to Stoppers Beam to Main Dump LCLS OperationsFY08 - Q3 Decommission FFTBFY06 - Q1 L1-BC1 CommissioningFY07 - Q1 L2-BC2-L3 CommissioningFY07 - Q4 LTU CommissioningFY07 - Q4 Undulator CommissioningFY08 - Q1 Rate Limited Beam Beam to SBD Beam to Stoppers Beam to Main Dump LCLS OperationsFY08 - Q3

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC SLAC Operations Integration Goals LCLS Operation Dedicated LCLS Running 75% Main Linac Operation Beam Delivery to non-LCLS Experiments 25% Changeover X-Band Structure in place15 minutes High Charge Beam1 shift LCLS Operation Dedicated LCLS Running 75% Main Linac Operation Beam Delivery to non-LCLS Experiments 25% Changeover X-Band Structure in place15 minutes High Charge Beam1 shift

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Design, Long Lead Procurement, Construction, Installation, Laser Commissioning LCLS Linac Work Plan by Area Design, Long Lead Procurement, Construction, Installation, Laser Commissioning SLAC Linac Downtime

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC LCLS Linac Long Lead Procurement Items X-Band System Bunch Compressor Bend Magnets Long Lead Procurement Funds FY06, Construction Funds FY07 SLAC Linac Sector 21-1 & 21-2 X-Band Structure SLAC Linac Sector 24-7, -8 & -9 BC2 Bend Magnets BC1 Bend Magnets

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC LCLS Linac Organizational Chart Installation Manager Commissioning Manager Fabrication Coordinator Installation Manager Commissioning Manager Fabrication Coordinator

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Project Work Flow Beam Requirements (FEL) Optics Design Diagnostics Requirements System Requirements Component Specifications Mechanical Engineering and Design Controls System Specification and Design Device Control Hardware Device and System Control Software Beam Requirements (FEL) Optics Design Diagnostics Requirements System Requirements Component Specifications Mechanical Engineering and Design Controls System Specification and Design Device Control Hardware Device and System Control Software Component Fabrication/Acquisition Component Assembly Component Testing Systems Assembly & Installation Systems Testing & Checkout System Commissioning Beam Delivery Maintenance System Improvements Component Fabrication/Acquisition Component Assembly Component Testing Systems Assembly & Installation Systems Testing & Checkout System Commissioning Beam Delivery Maintenance System Improvements Data generated and passed between disciplines and across organizational boundaries.

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Technical Data Management System Definition Optics Design Beam Stability Modeling Codes Safety System (ES&H) Radiation Safety Hazardous Equipment Beam Containment Personnel Protection Component Specifications DefinitionDesignFabricationTestingInstallation System Definition Optics Design Beam Stability Modeling Codes Safety System (ES&H) Radiation Safety Hazardous Equipment Beam Containment Personnel Protection Component Specifications DefinitionDesignFabricationTestingInstallation Mechanical Drawing DB Controls System Power Conversion System Commissioning Beam Delivery Maintenance System Improvements Facility Expansion Mechanical Drawing DB Controls System Power Conversion System Commissioning Beam Delivery Maintenance System Improvements Facility Expansion Centralized data management insures consistent information distributed across disciplines.

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Work Breakdown Structure WBS used to fund activities and control budget.

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC WBS Sample Detail Types and quantities of devices derived from MAD deck

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC WBS Manpower Loading Detail Sample

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Design, Long Lead Procurement, Construction, Laser Commissioning LCLS Linac WBS Summary Design, Long Lead Procurement, Construction, Laser Commissioning All costs $k Data from DOE Critical Decision 1 Review

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC LCLS Linac System Interfaces LCLS Systems Injector LCLS Undulator LCLS X-Ray Systems LCLS Conventional Facilities LCLS Systems Injector LCLS Undulator LCLS X-Ray Systems LCLS Conventional Facilities SLAC Systems Technical Division Experimental Program Machine Operations Maintenance Organizations SLAC Systems Technical Division Experimental Program Machine Operations Maintenance Organizations Requires regular communication between LCLS system managers physicists. Requires regular design and construction progress reports to SLAC Tech Division and Accelerator Dept. Requires continued communications during operations. Requires regular communication between LCLS system managers physicists. Requires regular design and construction progress reports to SLAC Tech Division and Accelerator Dept. Requires continued communications during operations.

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Linac Controls System Use SLAC control system where it exists EPICS where new systems are implemented Main Electron Dump Linac to Undulator Beamline X-Band System Epics and SLAC Controls Interface LCLS Injector Interface Modules SLAC Timing Feedback Use SLAC control system where it exists EPICS where new systems are implemented Main Electron Dump Linac to Undulator Beamline X-Band System Epics and SLAC Controls Interface LCLS Injector Interface Modules SLAC Timing Feedback

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Technical Risk Low Risk Devices & Systems S-Band RF Configuration Changes Beamline Design Vacuum System Standard Diagnostic Devices Medium Risk Devices & Systems High Precision OTR Screens RF Stability High Risk Devices and Systems Bunch Length Measurement Devices Bunch Length Based Feedback Large Increase in Engineering Manpower in FY05 Low Risk Devices & Systems S-Band RF Configuration Changes Beamline Design Vacuum System Standard Diagnostic Devices Medium Risk Devices & Systems High Precision OTR Screens RF Stability High Risk Devices and Systems Bunch Length Measurement Devices Bunch Length Based Feedback Large Increase in Engineering Manpower in FY05

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Open Issues LTU and Dumpline Dumpline Optics Design Radiation Physics Approval PPS BCS MPS Conventional Facilities Parameters Control System Controls System Manager System Definition SLAC – EPICS Interface LTU and Dumpline Dumpline Optics Design Radiation Physics Approval PPS BCS MPS Conventional Facilities Parameters Control System Controls System Manager System Definition SLAC – EPICS Interface

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC Conclusion WBS derived from MAD deck. Main dump design immature (Rad Physics) Database will be used to manage technical information. Shared role of Linac requires ongoing communication between LCLS and TD/AD. Challenges in mixed control system Need more controls engineering involvement. High risk devices and systems need R&D. WBS derived from MAD deck. Main dump design immature (Rad Physics) Database will be used to manage technical information. Shared role of Linac requires ongoing communication between LCLS and TD/AD. Challenges in mixed control system Need more controls engineering involvement. High risk devices and systems need R&D.

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC End of Presentation

LCLS Linac System Management Linac Coherent Light Source Stanford Synchrotron Radiation Laboratory Stanford Linear Accelerator Center LCLS Linac TDR December 12, 2003 Eric Bong, SLAC K$