Injector Linac System Overview E Bong LCLS FAC

Injector –Linac System Overview E. Bong LCLS FAC October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector - Linac System Overview Installation – Progress & Emphasis Region Designs Diagnostics Gun, Linac & RF October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector and Linac Installation Dates Linac Down: August – November 2006 July – September 2007 RF Gun Nov 2006 rf gun b a& L 0 Inj Vault Jun-Jul 2006 SLAC linac Linac-X Aug-Nov 2006 Linac-1 Aug-Nov 2006 21 -1 b 21 -1 d DL-1 Aug-Nov 2006 X BC-1 Aug- Nov 2006 Linac-2 July-Sep 2007 Linac-3 July-Sep 2007 21 -3 b 24 -6 d 25 -1 a 30 -8 c BC-2 July-Sep 2007 E-Dump Dec 2007 Feb 2008 undulator LTU Oct 2007 Dec 2007 SLAC linac tunnel research yard Installation Linac tunnel (RF phase: in frf =SLAC 0 is at accelerating crest) only during down-time Forces priority to components and systems in Linac housing October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Installation Gun installation November 2006 Following Hot Test in Klystron Lab Drive Laser Launch Gun Region Accel Region Heater Region Wall Region Injection Region Spect Region June July June October Aug-Nov Waveguide through wall and up penetration October 2005 Injector Commissioning Start December 2006 Priority – Linac Housing Installation October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu 2006 2006 2005 2006

Linac 2006 Installation Linac 1 (L 1) LX Two short accelerator structures, refurbished Quads+BPMs, X&YCOR X-Band Structure (NLC) Electrons Bunch Compressor 1 (BC 1) Quad + BPM, YCOR, XCOR, QE, Toroid Bunch Compressor & Diagnostics Emittance Diagnostics. Remove 5 S-Band Structures L 1 design and details complete & in fab Short structures available X-Band design complete & in fab BC 1 Compressor articulation design & details complete & in fab BC 1 emittance diagnostics section design going BLM moved to SLAC design, two devices, need for feedback Must install during 2006 downtime October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Wall Region Spans through shielding walls separating Injector Vault form Linac Housing. October 2005 installation included pipes through walls and stopper. 2006 installation of wire scanners, profile monitors and quad on Linac side of shielding wall. Device designs complete and in fab or on hand. Low risk for 2006 install. October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Insertion/SAB Region Support modal analysis complete stiffened as result to meet vibration tolerance. Common OTR optics design late. Special OTR at spect end from ANL. Magnets designs complete. On order or received except spect bend. Chamber designs complete. Second least mature region design. October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

L 1 Region All detail drawings complete and part on hand or in fabrication less correctors Low risk for 2006 installation October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

X-Band System (LX) XL 4 Klystron fabrication complete. Waveguide fabrication in progress. Structure support design complete & in fab Need LLRF, modulator mods Vacuum assy install required. Region operation not necessary for ’ 06/’ 07 commissioning. October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

BC 1 Articulation Region Design Beamline segment from X-Band system to structure BC 1 -Out diagnostics section. Compressor articulation in fabrication at outside vendor. Fabrication halted and restarted to modify chamber to provide sufficient aperture for BLM. Manget design reviewed at vendor. Compressor diagnostics incomplete. Manpower added. Most risk in diagnostics package; collimator, BPM & OTR. October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

BC 1 -Out Region Design Beamline segment from BC 1 compressor articulation to structure Li 212 b. Downstream emittance section layout complete. Uses existing wire scanner, quadrupole, stopper and BPM designs with support stands modified to mount on accelerator lightpipe. Collaboration with UCLA on single shot bunch length monitor dropped. Design to be done at SLAC. Two devices to be built. See later talk. Design most at risk. Relative bunch length measurement required for RF feedback. October 27, 2005 LCLS FAC Injector-Linac System Overview SLAC Engineer and top physics support assigned to BLM project Eric Bong BONG@slac. stanford. edu

Injector Vault Installation of stub columns started. Water system design critical to commissioning start. October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Waveguide Design Installation penetration-wall October ’ 05 Installation Vault & Gallery starting Spring ’ 06. Waveguide design complete, fabrication underway. Waveguide supports in final design. 3 -D Layout integrated into Injector system assembly. Gun and structures fed from Li-20 -6, 7 & 8 klystrons, T-Cav fed from Li-20 -5 d structure exhaust. Old waveguide runs have been disconnected from Klystrons. October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Gun Region Installation July 2006 except gun November 2006 Component designs in check Gun in fabrication hot test to be performed in Klystron test lab must have priority Solenoid delivered Spectrometer bend design complete YAG/OTR optics package incomplete Base support design incomplete October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Accelerator Region Installation June 2006 Dual feed structure in fabrication Quads delivered Solenoid due next week Need floor support design L 0 a and solenoid on common support girder to allow relative alignment in lab prior to install. October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Heater Region Design Beamline segment Between Accelerators and Shielding Wall Installation June 2006 Undulator installation 2007 Transverse structure on hand. Quads received OTR actuator design complete need optics Bend magnet design reviewed at vendor Floor support design in progress October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Region Design Status (2006 Install) Linac Housing First Priority (due to fixed down) Wall Region Complete Insertion Region In Process SAB Spectrometer Region In Process L 1 Complete LX Complete BC 1 Articulation Complete, BC 1 -Out In Process Injector Vault Second Priority Gun Region Accelerator Region Heater Region October 27, 2005 LCLS FAC Injector-Linac System Overview In Process Eric Bong BONG@slac. stanford. edu

Actions to Achieve 2006 Installation Goals Monitor P 3 schedule against design and fabrication activities Monitor critical path to installation against device fabrication progress Analyze any schedule variance impact on installation Adjust assignments to recover from any schedule variance Complete Injector & Linac region designs Prioritize design activities based on downtime schedule dates Complete Gun fabrication and testing Receive & test vendor magnets Complete X-Band component fabrication Fabricate Insertion/SAB, L 1, BC 1 Articulation & BC 1 Diagnostics Section Complete water system design and install Finish detailed installation plan, update P 3 Complete commissioning plans, update P 3 October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu

Injector Design / Diagnostics / Gun & Linac RF Design Conclusion Progress is being made toward completing beamline and component design for 2006 installation supporting January 2007 commissioning but with some risk Priority of design activities must be placed on components to be installed in Linac Housing during 2006 downtime Injector Vault water system design and installation must be expedited October 27, 2005 LCLS FAC Injector-Linac System Overview Eric Bong BONG@slac. stanford. edu