MQXFB key slot measurements CoilStructure WG mtg Dariusz

MQXFB key slot measurements Coil-Structure WG mtg Dariusz Pulikowski, Nicholas Lusa, Stephane Triquet CERN TE-MSC-LMF 17. 12. 2019

Outline Coil MQXFB CR 111 vertical deformation after reaction • Coil MQXFB CR 003 key slot lateral deviation • 2

Coil MQXFB CR 111 vertical deformation after reaction Relative vertical deviation from the smallest obtained value: • Laser tracker: measurement of the key slot bottom face with reference to base plate; • Dial gauge: measurement of the key slot and OR edge with reference to base plate (small chariot); • Depth gauge: measurement of the key slot bottom face with reference to base plate (reference of formblock). MQXFB CR 111, relative pole vertical position after reaction Method Max dev (mm) Laser tracker 1. 45 Dial gauge 1. 88 Depth gauge 2. 01 Relative deviation from baseplate reference (mm) 2. 5 Laser Tracker (bottom of key slot) Dial gauge (edge of slot and OR) Depth gauge (bottom of key slot) 2 1. 5 1 0. 5 0 0 1000 2000 3000 4000 Position from CC saddle (mm) 5000 6000 7000 3

Coil MQXFB CR 003 key slot lateral deviation • • • Analysis of impregnated CR 003 coil as example; Deviation from nominal of the points probed on side faces of the key slot; 4 plots represent 4 Faro stations. 4

Coil MQXFB CR 003 key slot lateral deviation 5

Coil MQXFB CR 003 key slot lateral deviation 6

Coil MQXFB CR 003 key slot lateral deviation 7