2 nd Harmonic cavity meeting July 12 2016 Gennady Romanov 12VII2016 Gennady Romanov Surface fields Garnet disk setup 2 Reduced volume of the tube cavity steel M15 Real solenoid from Iouri steel M15 ID: 617452
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Slide1
Surface fields. Garnet disk setup.
2nd Harmonic cavity meetingJuly 12, 2016
Gennady RomanovSlide2
12/VII-2016Gennady Romanov | Surface fields. Garnet disk setup.
2Reduced volume of the tube cavity, steel M15. “Real” solenoid from Iouri, steel M15Reduced volume of the tube cavity.Shroud blend 40 mmSlide3
Surface fields12/VII-2016Gennady Romanov | Surface fields. Garnet disk setup.
3
μ
= 1.5 (Eigenmode solver)
F = 102.7 MHz
E_surf_ring
= 102 kV/cm (
V_acc
= 100 kV)
E_acc_gap
= 71 kV/cm
2ndHarm_EM_08July_TuningSlide4
Corona ring12/VII-2016Gennady Romanov | Surface fields. Garnet disk setup.
4What would be our limit?What shape of drift tube tip?
?Slide5
Garnet ring QC setup12/VII-2016Gennady Romanov | Surface fields. Garnet disk setup.
52.2-5.1 MHz/mm
3.8-9.33 MHz/mm
1.9-5 MHz/mm
(Numbers correspond to
μ
= 4-2)
2 mm gap
Uniform garnet with average
μ
works fineSlide6
NextMore mechanicsContinue surface fieldsLosses and thermo-analyses12/VII-2016
Gennady Romanov | Surface fields. Garnet disk setup.6