1. Production Cryo HL-LHC BPMs
G. Schneider, R. Veness, M. Krupa, M. Wendt
WP 13 meeting 27/05/2019

2. HL-LHC BPMs Q1 to D2 BPMQSTZA BPMQSTZB BPMQSWZA/B BPMQBWZA/B TOTAL
Series 4 20 8 36
Spares 2
Prototypes
Courtesy M. Krupa WP13 meeting

3. Installation example BPMQSZTB
G. Schneider BE-BI

4. Example of BPM, here BPMQSTZB
G. Schneider BE-BI

5. HL-LHC BPM Addendum CERN delivers material Many skills required:
Precision machining
Gold plating
Copper plating without organic additives (100 microns)
Electron beam welding
Laser welding
Brazing to tungsten
Precision tube bending
Precision metrology
UHV Cleaning
27/05/2019

6. BPM body status Drawings in advanced states BPM body produced
Manufacturing studies ongoing
CF DN16 manufacturing options
Increase screw from M4 (is M5 now) to M6
Copper plating
CERN has 100% in-house knowledge
27/05/2019

7. BPM installation shared responsibility WP12/WP13/WP15
Memorandum EDMS close to be finalized
Responsibility share between BE-BI, EN-SMM TE-VSC and TE-MSC for the assembly of HL-LHC Inner Triplet and D2 Cryogenic Beam Position Monitors
27/05/2019