MQXFA Magnets Status Update Giorgio Ambrosio Magnets L
MQXFA Magnets Status Update Giorgio Ambrosio Magnets L 2 PMG mtg, June 16 th, 2020
302. 2. 01: Integration & Coordination • Arranged MQXFA and Working Groups meetings • More frequent WG mts during Shelter-in-Place (Si. P) than before • Arranged reviews (see next slides) • Worked on documentation: • Updated MQXFA Interface document (doc-1674) • Finalized Acceptance Criteria part A: MQXFA Magnet • Released on EDMS (2031083 v. 1. 4) • Updating Final Design Report w input from coil PRR and other reviews • Kept fighting against change of Quench Heater design • Completed preliminary phase of MQXFA Electrical QA assessment • Work on small coils for QH study stopped during Si. P G. Ambrosio - MQXFA Magnets Status Update 2
302. 2. 02: Conductor Procurement & QC • 100% of AUP conductor under contract (1920 km) • Last contract placed during Shelter-in-Place (Si. P) • Conductor is being delivered timely: • First shipment of FY 19 procurement received at LBNL during Si. P • No significant issues with delivered strands • QC verification tests were stopped at NHMFL during Si. P and have restarted • Extracted strand tests were stopped at FNAL during Si. P and have restarted G. Ambrosio - MQXFA Magnets Status Update 3
302. 2. 03: Cable Fabrication Status • Bare cable fabrication at LBNL (stopped in Si. P): • Fabricated up to 045 • Mech QC / metallography completion up to 038 • Insulation braiding at NEWT: • Delivered to FNAL up to 042 (except 039, still as bare cable at LBNL on hold by L 2) • RRR measurements (stopped in Si. P) resumed recently • Measured up to 035 • Training of recent hires (a scientist and an engineer) during Si. P G. Ambrosio - MQXFA Magnets Status Update 4
302. 2. 04: Coil Parts Status Inventory Status Item # of Coils Note Nb 3 Sn Cable 2+4 2 at FNAL and 4 at BNL Pole Parts 15 FY 19 procurement in QC End Parts 24 Wedges 3 Quench Heater 31 Dowel Pin 3 FY 19 procurement in process of machining Req. for 2000 pcs for 90 coils § Procurement and vendors did NOT stop during Si. P § Only exception: procurement of epoxy kits, which require refrigeration § QC stopped with a few exceptions during Si. P and has resumed. G. Ambrosio - MQXFA Magnets Status Update 5
302. 2. 05 & 06: Coil Fabrication at FNAL & BNL • Coil fabrication stopped at FNAL & BNL • Completed Series Coil Specifications (doc-2986) • Finalized plans for CMM at LBNL and disposition of coils with pole key-way shift (doc-3043) • Reviewed Series Coil Specs, and addressed all recommendations (doc-3007) • Held Series Coil Production Readiness Review • Prepared and approved two DCRs • Coil HT (doc-3250), and Ti pins (doc-3306) • Started preparing proposals for disposition of coils onhold • Coil fabrication resumed at FNAL and is resuming at BNL G. Ambrosio - MQXFA Magnets Status Update 6
302. 2. 07: Magnet Assembly Status at LBNL • • • MQXFA 04 Magnet (2 nd Pre-Series) is at BNL Magnet assembly stopped during Si. P Procurement and vendor work continued during Si. P Parts delivery and QC stopped during Si. P Addressed recommendations and comments from Review of MQXFA 05 Structure and Shims • Finalized/updated travelers and drawings • Magnet assembly resumed with MQXFA 05 G. Ambrosio - MQXFA Magnets Status Update 7
Backup Slides G. Ambrosio - MQXFA Magnets Status Update 8
- Slides: 8