SLAC Magnetic Measurements Date: 12-18-2006 Time: 11:44:25 Project: HHCalib Magnet Type: Calibrate Magnet Name: MNRC11 Serial Number: Run Number: 10 Measurement Device: Helmholtz coil Operator: sa Comment: Calib at 9 A. 3 turns cw 11:44:32 Initial Zero Current Measurement, Imag_zero = 0.0000 A 11:44:33 Temperature Measurement Device(s) Being Used, type = YSI44036_HP3457 11:44:48 Begin Helmholtz Coil Measurement Helmholtz coil measurement: The gain is set to 20 11:45:18 VT Harmonics Measurement rot_dir = +, num_rev = 8 i vthar_re[i] vthar_im[i] vthar_mag[i] vthar_ph[i] (Vs) (Vs) (Vs) (deg) --- ------------ ------------ ------------ ------------ 1 0.0056292 -0.0000982 0.0056300 -0.9994198 2 -0.0000065 0.0000003 0.0000065 177.3975049 3 0.0000010 0.0000009 0.0000014 41.3817406 4 0.0000065 -0.0000003 0.0000065 -2.8628695 5 -0.0000001 0.0000003 0.0000003 107.0141725 6 0.0000006 0.0000001 0.0000006 6.1495639 7 0.0000005 -0.0000000 0.0000005 -2.9395342 8 -0.0000005 -0.0000026 0.0000027 -100.2893395 9 0.0000008 -0.0000004 0.0000009 -28.2980396 10 0.0000003 -0.0000008 0.0000009 -66.8849544 11:45:35 VT Harmonics Measurement rot_dir = -, num_rev = 8 i vthar_re[i] vthar_im[i] vthar_mag[i] vthar_ph[i] (Vs) (Vs) (Vs) (deg) --- ------------ ------------ ------------ ------------ 1 0.0056279 0.0000976 0.0056288 0.9932901 2 0.0000047 0.0000005 0.0000047 6.7350031 3 0.0000017 -0.0000004 0.0000017 -11.8416518 4 -0.0000012 -0.0000004 0.0000013 -159.7780113 5 0.0000012 -0.0000000 0.0000012 -0.1778904 6 0.0000019 -0.0000003 0.0000019 -10.3980695 7 0.0000019 0.0000002 0.0000019 6.5430661 8 0.0000034 0.0000022 0.0000040 33.1984105 9 0.0000021 -0.0000004 0.0000021 -11.1864780 10 0.0000033 0.0000000 0.0000033 0.4092811 11:45:51 VT Harmonics Measurement rot_dir = +, num_rev = 8 i vthar_re[i] vthar_im[i] vthar_mag[i] vthar_ph[i] (Vs) (Vs) (Vs) (deg) --- ------------ ------------ ------------ ------------ 1 0.0056272 -0.0000984 0.0056281 -1.0013882 2 -0.0000041 -0.0000011 0.0000042 -164.5878207 3 -0.0000019 0.0000010 0.0000022 151.7888224 4 0.0000002 0.0000006 0.0000007 69.9557668 5 -0.0000027 -0.0000005 0.0000028 -168.9138977 6 -0.0000022 0.0000004 0.0000022 169.9356906 7 -0.0000018 -0.0000007 0.0000019 -158.0379602 8 -0.0000047 -0.0000025 0.0000053 -152.3412684 9 -0.0000029 -0.0000009 0.0000031 -162.7285176 10 -0.0000034 -0.0000016 0.0000037 -154.2845641 11:46:08 VT Harmonics Measurement rot_dir = -, num_rev = 8 i vthar_re[i] vthar_im[i] vthar_mag[i] vthar_ph[i] (Vs) (Vs) (Vs) (deg) --- ------------ ------------ ------------ ------------ 1 0.0056268 0.0000957 0.0056276 0.9742599 2 0.0000010 -0.0000010 0.0000014 -42.5943706 3 0.0000008 -0.0000003 0.0000008 -23.8640412 4 -0.0000004 -0.0000001 0.0000004 -169.4480917 5 0.0000002 -0.0000008 0.0000008 -79.1136980 6 -0.0000000 -0.0000010 0.0000010 -90.7908762 7 0.0000006 -0.0000009 0.0000011 -53.5733172 8 -0.0000018 -0.0000018 0.0000026 -133.9322896 9 0.0000005 -0.0000014 0.0000015 -71.2422995 10 0.0000017 -0.0000016 0.0000024 -43.4822828 11:46:08 Integrated Voltage Harmonics, Average and RMS of Measurements n vthar_re[i] svthar_re[i] vthar_im[i] svthar_im[i] (Vs) (Vs) (Vs) (Vs) --- ------------ ------------ ------------ ------------ 1 0.0056278 0.0000008 -0.0000008 0.0000005 2 -0.0000012 0.0000003 -0.0000003 0.0000007 3 0.0000004 0.0000010 0.0000003 0.0000000 4 0.0000013 0.0000014 -0.0000001 0.0000003 5 -0.0000004 0.0000009 -0.0000003 0.0000004 6 0.0000001 0.0000012 -0.0000002 0.0000001 7 0.0000003 0.0000009 -0.0000003 0.0000004 8 -0.0000009 0.0000023 -0.0000012 0.0000010 9 0.0000001 0.0000013 -0.0000008 0.0000004 10 0.0000005 0.0000013 -0.0000010 0.0000006 11:46:08 Magnetic Moment Calculation Helmholtz Coil Radius, R = 0.493357 m Helmholtz Coil Number Of Turns, N = 3045 Geometry Factor, G = 1.397540 m vthar_re_ave = 5.627760e-03 Vs vthar_im_ave = -8.242779e-07 Vs mm_re_ave = 1.274306e-06 Tm^3 mm_im_ave = -1.866431e-10 Tm^3 11:46:08 Magnetic Moment Measurement M = 1.274306e-06 +- 1.737237e-10 Tm^3 Theta = 0.008392 +- 0.005215 deg 11:46:10 Temperature Measurement, Probe Number = 0, T = 21.598264 C 11:46:12 Temperature Measurement, Probe Number = 1, T = 21.249230 C 11:46:14 Magnet Current, Imag = 9.0012 A Vtrans = 4.500580 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 11:46:15 Magnet Current, Imag = 9.0018 A Vtrans = 4.500900 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 11:46:16 Magnet Current, Imag = 9.0021 A Vtrans = 4.501040 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 11:46:18 Magnet Current, Imag = 9.0017 A Vtrans = 4.500860 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 11:46:18 Magnet Current Measurement: Imag = 9.0017 +- 0.0003 A 11:46:18 Calibration Coil Magnetic Moment Measurement Coil current, I = 9.001690 +/- 0.000334 A Coil area, A = 0.111860 m^2 Magnetic Moment, M = 1.265344e-06 Tm^3