SLAC Magnetic Measurements Date: 10-18-2007 Time: 09:49:18 Project: HHCalib Magnet Type: Calibrate Magnet Name: MNRC13 Serial Number: Run Number: 21 Measurement Device: Helmholtz Operator: sda Comment: Calib at 6 Amps. 09:49:19 Initial Zero Current Measurement, Imag_zero = 0.0000 A 09:49:19 Temperature Measurement Device(s) Being Used, type = YSI44036_HP3457 09:49:29 Begin Helmholtz Coil Measurement Helmholtz coil measurement: The gain is set to 20 09:49:59 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 0.0037582 -0.0000777 0.0037590 -1.1849926 2 0.0000028 0.0000017 0.0000033 30.5461439 3 -0.0000017 0.0000000 0.0000017 179.0570975 4 -0.0000061 -0.0000005 0.0000061 -175.2248435 5 -0.0000010 -0.0000005 0.0000012 -153.3035650 6 -0.0000008 -0.0000002 0.0000008 -162.3597169 7 -0.0000006 -0.0000008 0.0000010 -128.6205635 8 -0.0000008 -0.0000027 0.0000028 -107.3074163 9 -0.0000016 -0.0000004 0.0000017 -165.1396426 10 -0.0000013 -0.0000009 0.0000016 -147.0638767 09:50:15 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 0.0037616 0.0000594 0.0037621 0.9050281 2 0.0000040 -0.0000003 0.0000040 -4.6004573 3 -0.0000010 -0.0000008 0.0000013 -140.0880287 4 -0.0000038 0.0000004 0.0000038 173.4716753 5 0.0000003 0.0000003 0.0000004 50.3690464 6 0.0000000 0.0000001 0.0000001 73.3168096 7 0.0000008 -0.0000002 0.0000008 -14.2982658 8 0.0000007 0.0000021 0.0000022 70.5790358 9 -0.0000008 0.0000009 0.0000012 130.9915918 10 -0.0000008 0.0000003 0.0000009 160.9850351 09:50:31 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 0.0037590 -0.0000758 0.0037597 -1.1556413 2 0.0000034 0.0000013 0.0000036 20.3150475 3 -0.0000008 0.0000004 0.0000009 154.5560727 4 -0.0000052 -0.0000004 0.0000052 -176.0054771 5 0.0000002 0.0000000 0.0000002 7.0923699 6 -0.0000000 0.0000003 0.0000003 90.0706722 7 0.0000008 -0.0000010 0.0000013 -51.1132094 8 -0.0000007 0.0000024 0.0000025 107.5368744 9 -0.0000003 0.0000003 0.0000004 137.6806763 10 -0.0000001 0.0000003 0.0000003 108.8383686 09:50:47 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 0.0037604 0.0000596 0.0037609 0.9083299 2 0.0000035 -0.0000005 0.0000035 -7.3563834 3 -0.0000007 -0.0000008 0.0000011 -130.3688672 4 -0.0000040 -0.0000007 0.0000040 -170.4676977 5 -0.0000006 -0.0000003 0.0000006 -150.9251434 6 -0.0000008 -0.0000004 0.0000009 -152.8354642 7 -0.0000001 -0.0000007 0.0000007 -98.4589857 8 -0.0000032 -0.0000010 0.0000034 -162.4027885 9 -0.0000009 -0.0000001 0.0000009 -171.8773361 10 -0.0000004 -0.0000011 0.0000012 -110.5504650 09:51:03 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 0.0037587 -0.0000766 0.0037595 -1.1675995 2 0.0000046 0.0000025 0.0000053 28.5013957 3 -0.0000013 0.0000006 0.0000015 155.6714483 4 -0.0000068 -0.0000013 0.0000070 -169.3281227 5 -0.0000004 0.0000001 0.0000004 160.2324186 6 -0.0000006 0.0000001 0.0000006 173.1482692 7 -0.0000000 -0.0000011 0.0000011 -91.9871048 8 -0.0000009 0.0000025 0.0000027 109.0541466 9 -0.0000013 -0.0000001 0.0000013 -177.7422709 10 -0.0000007 0.0000003 0.0000008 159.7045867 09:51:19 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 0.0037568 0.0000569 0.0037572 0.8680631 2 0.0000034 -0.0000002 0.0000034 -3.6466571 3 -0.0000009 -0.0000006 0.0000011 -144.1544249 4 -0.0000045 -0.0000001 0.0000045 -179.3315584 5 -0.0000005 0.0000000 0.0000005 176.0890181 6 -0.0000006 -0.0000000 0.0000006 -176.5137014 7 0.0000003 -0.0000005 0.0000006 -57.1368204 8 0.0000001 0.0000018 0.0000018 86.2869694 9 -0.0000011 -0.0000002 0.0000011 -168.4570037 10 -0.0000005 -0.0000006 0.0000008 -132.8168689 09:51:35 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 0.0037585 -0.0000753 0.0037593 -1.1483992 2 0.0000041 0.0000013 0.0000043 17.2893324 3 0.0000001 0.0000009 0.0000009 84.6821739 4 -0.0000049 0.0000001 0.0000049 178.3091811 5 0.0000004 -0.0000000 0.0000004 -5.5400396 6 0.0000005 0.0000003 0.0000006 34.5211351 7 0.0000006 -0.0000010 0.0000012 -56.3874301 8 -0.0000009 0.0000022 0.0000023 111.6610865 9 -0.0000001 0.0000006 0.0000006 94.9707675 10 0.0000005 0.0000003 0.0000005 28.4945645 09:51:51 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 0.0037584 0.0000588 0.0037588 0.8958522 2 0.0000043 -0.0000008 0.0000043 -10.9135418 3 -0.0000004 -0.0000003 0.0000006 -143.2227496 4 -0.0000034 0.0000008 0.0000035 165.9470767 5 0.0000008 0.0000002 0.0000008 12.2257612 6 0.0000001 -0.0000002 0.0000003 -61.2111063 7 0.0000015 -0.0000006 0.0000016 -23.6496176 8 0.0000014 -0.0000018 0.0000022 -52.1192547 9 -0.0000002 0.0000004 0.0000005 117.5249411 10 0.0000002 -0.0000001 0.0000002 -26.0046567 09:51:51 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 0.0037589 0.0000009 -0.0000088 0.0000007 2 0.0000038 0.0000003 0.0000006 0.0000003 3 -0.0000008 0.0000004 -0.0000001 0.0000003 4 -0.0000048 0.0000006 -0.0000002 0.0000005 5 -0.0000001 0.0000004 -0.0000000 0.0000001 6 -0.0000003 0.0000003 -0.0000000 0.0000001 7 0.0000004 0.0000004 -0.0000007 0.0000001 8 -0.0000005 0.0000009 0.0000007 0.0000009 9 -0.0000008 0.0000005 0.0000002 0.0000002 10 -0.0000004 0.0000005 -0.0000002 0.0000002 09:51:51 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 = 3.758945e-03 Vs vthar_im_ave = -8.847792e-06 Vs mm_re_ave = 8.511463e-07 Tm^3 mm_im_ave = -2.003425e-09 Tm^3 09:51:51 Magnetic Moment Measurement M = 8.511486e-07 +- 1.974312e-10 Tm^3 Theta = 0.134862 +- 0.010652 deg 09:51:53 Temperature Measurement, Probe Number = 0, T = 20.830209 C 09:51:55 Temperature Measurement, Probe Number = 1, T = 20.623279 C 09:51:56 Magnet Current, Imag = 6.0200 A Vtrans = 3.010008 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 09:51:57 Magnet Current, Imag = 6.0200 A Vtrans = 3.010012 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 09:51:59 Magnet Current, Imag = 6.0200 A Vtrans = 3.009990 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 09:52:00 Magnet Current, Imag = 6.0200 A Vtrans = 3.009999 V, Factor V/A = 0.500000 V/A, Zero Current = 0.000000 A 09:52:00 Magnet Current Measurement: Imag = 6.0200 +- 0.0000 A 09:52:00 Calibration Coil Magnetic Moment Measurement Coil current, I = 6.020004 +/- 0.000017 A Coil area, A = 0.111860 m^2 Magnetic Moment, M = 8.462165e-07 Tm^3