07h50 Start ThomX
09h20 HV is 'ON'
09h25 HV 1215 V
09h52 RF Gun phase 234 dg. Att. 0.0 dB, Charge -110.0 pC; Sect. phase 208 dg., Att. 2.566 dB, TL/BPM2 X +2 mm
10h00 injection to the ring TL/BPM2 X -2 mm
10h02 Ring RF 100 kV
Today compared to yesterday shift the synchrotron oscillation amplitude is very unstable. Phase ? To be investigated.
First beam imaging with the MRSV.
BBA studies
Horizontal plane
BPM3 (BPM.04-Lib.03) dX=1.1 mm
BPM9 (BPM.04-Lib.05) dX=0.8 mm
BPM5 (BPM.06-Lib.04) dX=0.2 mm
BPM11 (BPM.06-Lib.05) dX=-0.3 mm
BPM4 (BPM.05-Lib.04) dX=-0.3 mm
BPM10 (BPM.05-Lib.05) dX=1.2 mm
Set offsets on X in Liberas (OffX)
BPM.01-Lib.03, 130000+1800000 = 1930000
BPM.02-Lib.03, 70000+400000 = 470000
BPM.04-Lib.03, 40000+1100000 = 1140000
BPM.06-Lib.04, 30000+200000 = 230000
BPM.03-Lib.03, 60000+100000 = 160000
BPM.05-Lib.04, 130000-300000 = -170000
BPM.01-Lib.04, 300000+400000 = 700000
BPM.02-Lib.04, 70000+200000 = 270000
BPM.05-Lib.05, 140000+1200000 = 1340000
BPM.06-Lib.05, -20000-300000 = -320000
BPM.04-Lib.04, -50000+800000 = 750000
BPM.03-Lib.03, 60000+100000 = 160000
Vertical plane
BPM12 ri-c1/dg/bpm.01-lib.03 dY = -2.4 mm
BPM1 ri-c1/dg/bpm.02-lib.03 dY = - 0.1 mm
BPM2 ri-c1/dg/bpm.03-lib.03 dY = - 0.5 mm
BPM3 ri-c1/dg/bpm.04-lib.03 dY = -0.2 mm
BPM4 ri-c1/dg/bpm.05-lib.04 dY = -1.0 mm
BPM5 ri-c1/dg/bpm.06-lib.04 dY = - 0.7 mm
BPM6 ri-c2/dg/bpm.01-lib.04 dY = - 1 mm
BPM7 ri-c2/dg/bpm.02-lib.04 dY = - 0.1 mm
BPM8 ri-c2/dg/bpm.03-lib.05 dY = -0.3 mm
BPM9 ri-c2/dg/bpm.04-lib.05 dY = -0.6 mm
BPM10 ri-c2/dg/bpm.05-lib.05 dY = + 0.3 mm
BPM11 ri-c2/dg/bpm.06-lib.05 dY = +0.5 mm
Set offsets on Y in Liberas (OffY)
BPM12 ri-c1/dg/bpm.01-lib.03 dY_new = -300000 -2.4 mm = -2700000
BPM1 ri-c1/dg/bpm.02-lib.03 dY_new = - 10000 - 0.1 mm = -110000
BPM2 ri-c1/dg/bpm.03-lib.03 dY_new = 105000 - 0.5 mm = -395000
BPM3 ri-c1/dg/bpm.04-lib.03 dY_new = 190000 -0.2 mm = -10000
BPM4 ri-c1/dg/bpm.05-lib.04 dY_new = - 110000 -1.0 mm = -1110000
BPM5 ri-c1/dg/bpm.06-lib.04 dY_new = -100000 - 0.7 mm = -800000
BPM6 ri-c2/dg/bpm.01-lib.04 dY_new = -20000 - 1 mm = -980000
BPM7 ri-c2/dg/bpm.02-lib.04 dY_new = 150000 - 0.1 mm = 50000
BPM8 ri-c2/dg/bpm.03-lib.05 dY_new = 0 - 0.3 mm = -300000
BPM9 ri-c2/dg/bpm.04-lib.05 dY_new = - 90000 -0.6 mm = -690000
BPM10 ri-c2/dg/bpm.05-lib.05 dY_new = 70000 + 0.3 mm = 370000
BPM11 ri-c2/dg/bpm.06-lib.05 dY_new = 10000 +0.5 mm = 510000
Studies in single trigget mode. See screenshots.
Beam is stored (sligth decay) in the ring around 15 minutes without touching anything. This opens way for beam dynamics studies and for better understanding of machine. Need to find a way to have diagnostics data (trigger only diag) in such mode.
17h50 Stop ThomX
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