Store Summary Store Avg Init Lumi E 30
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Store Summary Store Avg Init. Lumi (E 30) CDF Deliv’d Lumi (nb-1) 5030 132. 5 2600+ 5028 157 3785 5026 126. 8 5021 5019 Time (hr) How did it end? Comments ongoing D 17 separator sparked twice 13. 3 ESS dropped 36 X 32 3664 18. 8 Intentional Unreported D 17 separator spark during store 171. 2 846 1. 6 ESS dropped D 17 separator spark in squeeze 100. 2 1745 7. 6 B 4 Refrigerator Tevatron Coordinator - FNAL 10/7/2020 D 17 separator spark – substantial tune adjustments required 1
Problems • • • B 4 Cold compressor failed twice Electrical safety system dropped twice D 17 Separator sparks (4 stores) Initial store required large tune adjustments (expected) Missing Pbar transfer on one store. Tevatron Coordinator - FNAL 10/7/2020 2
Work Done this Week • • Finish repair of D 3 Turn on and tune up Lattice Measurements at Collisions D 17 Separator Conditioning Tevatron Coordinator - FNAL 10/7/2020 3
D 0 Proton Halo Tevatron Coordinator - FNAL 10/7/2020 4
CDF IP Position and angle Tevatron Coordinator - FNAL 10/7/2020 5
Work done during D 3 repair • • • Replace Spool containing VD 35 Activate Sneg tube at D 0 TEL 1 gun replacement D-Sector Vacuum recovery TEL 2 work Safety Tests New Contactor for B 0 Q 3 New BLM cards in E and F sector as well as A 0 and D 0 New QPMs in D 1 Bartelson circuits. Much Cryo maintenance Much QPM system maintenance HLS maintenance Tevatron Coordinator - FNAL 10/7/2020 6
Work for next week • • • Coupling at higher energy slots. AC dipole measurements P 1 line matching corrections - IPM Digital tune meter testing TEL 2 studies New 150 Ge. V Helix – Need P 163 measurements first Tevatron Coordinator - FNAL 10/7/2020 7
