SLAC Magnetic Measurements Date: 07-26-2007 Time: 16:18:50 Project: HHCalib Magnet Type: Calibrate Magnet Name: MNRC12 Serial Number: Run Number: 17 Measurement Device: Helmholtz Operator: sda Comment: Calib run at 4 Amps. 16:18:51 Initial Zero Current Measurement, Imag_zero = 0.0000 A 16:18:51 Temperature Measurement Device(s) Being Used, type = YSI44036_HP3457 16:19:08 Begin Helmholtz Coil Measurement Helmholtz coil measurement: The gain is set to 20 16:19:37 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 0.0025026 -0.0000495 0.0025031 -1.1332520 2 0.0000011 0.0000002 0.0000011 8.5750513 3 -0.0000005 0.0000004 0.0000007 145.0942394 4 -0.0000017 0.0000002 0.0000017 174.4344078 5 -0.0000001 -0.0000000 0.0000001 -155.8879746 6 -0.0000005 -0.0000000 0.0000005 -175.3419479 7 0.0000004 0.0000001 0.0000004 18.4785038 8 -0.0000005 -0.0000002 0.0000005 -161.8474934 9 -0.0000006 -0.0000000 0.0000006 -176.7503366 10 -0.0000000 -0.0000001 0.0000001 -102.4667669 16:19:53 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 0.0025046 0.0000375 0.0025049 0.8581115 2 0.0000003 0.0000025 0.0000025 83.7264265 3 -0.0000004 -0.0000007 0.0000008 -116.7634790 4 -0.0000002 -0.0000019 0.0000019 -96.8213654 5 -0.0000001 -0.0000001 0.0000001 -112.6583356 6 -0.0000004 -0.0000001 0.0000004 -169.6348817 7 0.0000010 0.0000006 0.0000012 32.5815788 8 -0.0000002 -0.0000002 0.0000003 -127.1264942 9 -0.0000008 0.0000002 0.0000009 164.2392439 10 -0.0000004 -0.0000003 0.0000005 -147.5140085 16:20:09 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 0.0025028 -0.0000496 0.0025033 -1.1352316 2 0.0000017 0.0000006 0.0000018 20.3410331 3 -0.0000003 0.0000005 0.0000006 124.6404729 4 -0.0000020 -0.0000006 0.0000021 -163.8950831 5 -0.0000003 -0.0000001 0.0000003 -154.2099305 6 0.0000001 -0.0000000 0.0000001 -5.6710953 7 0.0000012 0.0000005 0.0000013 22.3458594 8 -0.0000002 -0.0000001 0.0000002 -154.5046427 9 -0.0000001 -0.0000004 0.0000004 -97.2730544 10 0.0000002 -0.0000004 0.0000004 -67.6848838 16:20:25 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 0.0025030 0.0000384 0.0025033 0.8781523 2 -0.0000006 0.0000043 0.0000043 98.3231646 3 -0.0000006 0.0000002 0.0000007 160.5011918 4 -0.0000000 -0.0000025 0.0000025 -90.7255497 5 -0.0000006 -0.0000005 0.0000007 -140.6895054 6 -0.0000003 -0.0000004 0.0000005 -125.3315088 7 0.0000003 -0.0000000 0.0000003 -5.9352249 8 -0.0000007 -0.0000013 0.0000015 -116.8795914 9 -0.0000005 -0.0000002 0.0000005 -154.6153974 10 -0.0000003 -0.0000006 0.0000006 -117.1974800 16:20:41 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 0.0025019 -0.0000497 0.0025024 -1.1380597 2 0.0000010 0.0000003 0.0000011 16.8366290 3 -0.0000014 0.0000000 0.0000014 179.4525422 4 -0.0000034 -0.0000003 0.0000034 -175.6397054 5 -0.0000015 -0.0000001 0.0000015 -174.6819221 6 -0.0000009 -0.0000003 0.0000010 -163.5430118 7 0.0000003 -0.0000021 0.0000021 -81.5847154 8 -0.0000013 -0.0000003 0.0000014 -168.9351381 9 -0.0000015 -0.0000006 0.0000016 -157.3702502 10 -0.0000020 -0.0000010 0.0000022 -152.4160021 16:20:57 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 0.0025030 0.0000384 0.0025033 0.8780302 2 -0.0000003 0.0000042 0.0000042 93.7138409 3 -0.0000007 0.0000003 0.0000008 153.0201639 4 -0.0000001 -0.0000020 0.0000020 -91.7423539 5 -0.0000009 -0.0000000 0.0000009 -177.8465696 6 -0.0000007 -0.0000000 0.0000007 -177.4592335 7 -0.0000007 0.0000002 0.0000007 165.3378655 8 -0.0000009 0.0000003 0.0000009 163.3648070 9 -0.0000016 0.0000003 0.0000016 167.4356466 10 -0.0000020 0.0000004 0.0000020 169.0425245 16:21:13 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 0.0025025 -0.0000496 0.0025029 -1.1360003 2 0.0000015 0.0000004 0.0000015 13.1435440 3 -0.0000009 0.0000001 0.0000009 174.9033702 4 -0.0000020 0.0000003 0.0000020 172.8681322 5 -0.0000003 -0.0000003 0.0000005 -137.4308828 6 -0.0000004 0.0000002 0.0000004 153.2813097 7 -0.0000001 -0.0000002 0.0000002 -117.3171230 8 -0.0000007 0.0000000 0.0000007 177.2955618 9 -0.0000008 -0.0000003 0.0000008 -159.0138466 10 -0.0000008 -0.0000004 0.0000009 -152.9972721 16:21:28 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 0.0025032 0.0000382 0.0025035 0.8746375 2 0.0000004 0.0000041 0.0000041 84.6158469 3 -0.0000004 0.0000001 0.0000004 162.9417166 4 -0.0000000 -0.0000028 0.0000028 -90.6699988 5 -0.0000007 -0.0000006 0.0000009 -137.2265963 6 -0.0000004 -0.0000005 0.0000007 -130.6866961 7 -0.0000006 -0.0000002 0.0000007 -162.3370325 8 -0.0000008 -0.0000001 0.0000008 -173.0458278 9 -0.0000012 -0.0000003 0.0000012 -167.1135218 10 -0.0000010 -0.0000004 0.0000011 -156.8403927 16:21:29 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 0.0025030 0.0000004 -0.0000057 0.0000001 2 0.0000006 0.0000002 0.0000021 0.0000004 3 -0.0000007 0.0000002 0.0000001 0.0000002 4 -0.0000012 0.0000003 -0.0000012 0.0000003 5 -0.0000006 0.0000004 -0.0000002 0.0000002 6 -0.0000004 0.0000003 -0.0000001 0.0000001 7 0.0000002 0.0000005 -0.0000001 0.0000005 8 -0.0000007 0.0000003 -0.0000002 0.0000003 9 -0.0000009 0.0000005 -0.0000002 0.0000002 10 -0.0000008 0.0000008 -0.0000004 0.0000001 16:21:29 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 = 2.502964e-03 Vs vthar_im_ave = -5.746360e-06 Vs mm_re_ave = 5.667516e-07 Tm^3 mm_im_ave = -1.301161e-09 Tm^3 16:21:29 Magnetic Moment Measurement M = 5.667531e-07 +- 9.524834e-11 Tm^3 Theta = 0.131541 +- 0.003376 deg 16:21:31 Temperature Measurement, Probe Number = 0, T = 20.793909 C 16:21:33 Temperature Measurement, Probe Number = 1, T = 20.119711 C 16:21:34 Magnet Current, Imag = 4.0131 A Vtrans = 2.006550 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 16:21:35 Magnet Current, Imag = 4.0131 A Vtrans = 2.006554 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 16:21:36 Magnet Current, Imag = 4.0131 A Vtrans = 2.006559 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 16:21:37 Magnet Current, Imag = 4.0131 A Vtrans = 2.006565 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 16:21:37 Magnet Current Measurement: Imag = 4.0131 +- 0.0000 A 16:21:37 Calibration Coil Magnetic Moment Measurement Coil current, I = 4.013114 +/- 0.000011 A Coil area, A = 0.111860 m^2 Magnetic Moment, M = 5.641131e-07 Tm^3