LCLS-II Cryoplant Controls FDR Status of Past Reviews and Lessons Learned Dana Arenius Sept 13, 2017

Related Reviews (1) (includes controls) Supportive Procurement Specifications: ( i.e. reviewed and approved separately as part of the subsystem) Subsystems: Warm Helium Compressors Helium Purifier 2K Cold Compressors 2K Cold Box (pending) 4.5K Cold Boxes 4160V Motor Control Centers Recovery Compressors Guard Vacuum Pump Skid Includes: Standard specification list of acceptable control devices Adheres to P&ID instrumentation diagrams Adheres to engineering standards (Jlab/SLAC/Nationally Recognized) Controls used in approved subsystem reviews follow those of this review LCLSII Cryoplant Controls FDR Sept 13, 2017

Related Reviews (2) (includes controls) Cryoplant Installation Review FDR (completed) Includes: Control cabinet access and clearance Control field locations Wiring diagrams Control panel layouts Supplied and GC procured controls list Emergency/Stop switches LCLSII Cryoplant Controls FDR Sept 13, 2017

Peer Reviews Designs reviewed by Matt Cyterski and Joe DeLong Recommendations have been evaluated and incorporated into the design for the FDR LCLSII Cryoplant Controls FDR Sept 13, 2017

Lessons Learned from Past Projects/Operations Controls are a very important design aspect of the plant Includes: Common proven operational reliable & accurate instrumentation and controls between vendors of the cryoplants Nationally recognized components and assembly design Workmanship of work Parts list, assembly and wiring documentation LCLSII Cryoplant Controls FDR Sept 13, 2017

Current FDR is for the balance of controls Summary Control components have been selected which are proven to be reliable, accurate and cost effective from lessons learned from previous designs and operation Much of the full cryoplant controls are consistent with associated with separate subsystem procurement and FDR reviews Current FDR is for the balance of controls LCLSII Cryoplant Controls FDR Sept 13, 2017

May I answer any questions? LCLSII Cryoplant Controls FDR Sept 13, 2017