SLAC Magnetic Measurements Date: 05-19-2011 Time: 16:52:25 Project: HHCalib Magnet Type: Calibrate Magnet Name: MNR15B Serial Number: Run Number: 13 Measurement Device: Helmholtz coil Operator: sda Comment: Coil Calib at 11 amps. 16:52:27 Initial Zero Current Measurement, Imag_zero = 0.0000 A 16:52:27 Temperature Measurement Device(s) Being Used, type = YSI44036_HP3457 16:52:37 Begin Helmholtz Coil Measurement Helmholtz coil measurement: The gain is set to 20 16:53:06 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 0.0068954 -0.0002895 0.0069015 -2.4037939 2 0.0000087 0.0000097 0.0000130 48.1508878 3 0.0000028 0.0000038 0.0000047 53.8431696 4 -0.0000067 -0.0000093 0.0000115 -125.6795946 5 -0.0000002 -0.0000004 0.0000004 -119.0340391 6 0.0000028 -0.0000005 0.0000028 -9.6970905 7 -0.0000006 0.0000011 0.0000012 117.6010759 8 -0.0000006 -0.0000003 0.0000007 -149.7196355 9 0.0000019 -0.0000067 0.0000069 -74.1649291 10 0.0000003 -0.0000005 0.0000006 -56.2481061 16:53:22 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 0.0068890 0.0003531 0.0068981 2.9338235 2 0.0000037 -0.0000005 0.0000037 -7.4900561 3 0.0000012 -0.0000023 0.0000026 -62.0564219 4 -0.0000048 0.0000026 0.0000054 151.5060418 5 -0.0000014 -0.0000000 0.0000014 -179.0755994 6 -0.0000011 0.0000004 0.0000011 157.9225989 7 -0.0000004 0.0000014 0.0000014 105.4365366 8 0.0000005 0.0000014 0.0000015 70.5108932 9 -0.0000002 -0.0000059 0.0000059 -92.1069728 10 -0.0000006 -0.0000015 0.0000017 -112.6648363 16:53:39 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 0.0068885 -0.0002996 0.0068950 -2.4904326 2 0.0000046 0.0000053 0.0000070 49.3606653 3 0.0000013 0.0000022 0.0000025 59.5163998 4 -0.0000032 -0.0000053 0.0000062 -121.2492421 5 0.0000001 0.0000000 0.0000001 30.5049800 6 0.0000001 0.0000017 0.0000017 86.8738496 7 0.0000001 0.0000028 0.0000028 88.1118360 8 -0.0000005 0.0000002 0.0000006 159.3221252 9 0.0000014 0.0000000 0.0000014 0.0387102 10 0.0000000 0.0000023 0.0000023 89.3157735 16:53:55 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 0.0068869 0.0003519 0.0068958 2.9247592 2 0.0000039 -0.0000006 0.0000039 -9.4546527 3 0.0000009 -0.0000006 0.0000011 -35.9563102 4 -0.0000039 0.0000039 0.0000056 134.7830331 5 -0.0000006 0.0000006 0.0000008 135.0840349 6 0.0000007 0.0000014 0.0000015 65.0625708 7 -0.0000003 0.0000022 0.0000022 96.7252367 8 0.0000006 0.0000014 0.0000015 67.7550024 9 -0.0000002 0.0000019 0.0000019 95.1295937 10 0.0000001 0.0000015 0.0000015 84.3439744 16:54:12 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 0.0068931 -0.0002833 0.0068990 -2.3532696 2 0.0000042 0.0000076 0.0000087 61.3318047 3 0.0000010 0.0000021 0.0000024 63.9566816 4 -0.0000036 -0.0000072 0.0000081 -116.7453104 5 -0.0000009 -0.0000005 0.0000011 -149.2909477 6 -0.0000006 -0.0000007 0.0000009 -132.8289294 7 -0.0000007 0.0000021 0.0000022 108.3663885 8 -0.0000009 -0.0000006 0.0000011 -146.7204914 9 -0.0000028 -0.0000021 0.0000034 -143.1440304 10 -0.0000013 -0.0000005 0.0000014 -158.1284549 16:54:28 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 0.0068908 0.0003474 0.0068995 2.8864494 2 0.0000033 -0.0000020 0.0000038 -31.8004839 3 0.0000017 -0.0000012 0.0000020 -35.5711035 4 -0.0000048 0.0000035 0.0000060 143.9856964 5 -0.0000009 0.0000001 0.0000009 174.1663158 6 -0.0000007 0.0000016 0.0000017 113.5608626 7 -0.0000002 0.0000025 0.0000025 95.4196739 8 0.0000002 0.0000015 0.0000015 84.3879719 9 -0.0000032 -0.0000008 0.0000033 -166.7938713 10 -0.0000001 0.0000008 0.0000008 95.4882288 16:54:45 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 0.0068917 -0.0002914 0.0068979 -2.4211509 2 0.0000052 0.0000040 0.0000065 37.7942124 3 0.0000019 0.0000019 0.0000027 44.8982377 4 -0.0000033 -0.0000055 0.0000064 -121.1087946 5 -0.0000004 -0.0000007 0.0000008 -117.6144064 6 0.0000005 -0.0000009 0.0000010 -58.5790036 7 -0.0000007 0.0000024 0.0000025 106.2897252 8 -0.0000009 -0.0000002 0.0000009 -167.1481310 9 -0.0000006 -0.0000056 0.0000056 -96.0274477 10 -0.0000001 -0.0000018 0.0000018 -92.8775106 16:55:01 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 0.0068891 0.0003436 0.0068976 2.8550608 2 0.0000033 -0.0000038 0.0000050 -48.5244644 3 0.0000012 -0.0000017 0.0000021 -53.9066760 4 -0.0000048 0.0000029 0.0000056 148.4296124 5 -0.0000009 -0.0000003 0.0000009 -161.9404227 6 -0.0000006 -0.0000009 0.0000011 -125.2824164 7 0.0000001 0.0000017 0.0000017 85.6592313 8 0.0000004 0.0000008 0.0000009 62.4398218 9 0.0000016 -0.0000044 0.0000047 -70.3200364 10 0.0000010 -0.0000018 0.0000021 -61.1381100 16:55:01 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 0.0068906 0.0000018 0.0000290 0.0000029 2 0.0000046 0.0000009 0.0000025 0.0000016 3 0.0000015 0.0000003 0.0000005 0.0000003 4 -0.0000044 0.0000008 -0.0000018 0.0000010 5 -0.0000006 0.0000002 -0.0000002 0.0000003 6 0.0000001 0.0000006 0.0000003 0.0000009 7 -0.0000003 0.0000002 0.0000020 0.0000005 8 -0.0000002 0.0000001 0.0000005 0.0000002 9 -0.0000003 0.0000016 -0.0000029 0.0000029 10 -0.0000001 0.0000004 -0.0000002 0.0000014 16:55:01 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 = 6.890564e-03 Vs vthar_im_ave = 2.902271e-05 Vs mm_re_ave = 1.560246e-06 Tm^3 mm_im_ave = 6.571677e-09 Tm^3 16:55:01 Magnetic Moment Measurement M = 1.560260e-06 +- 4.084960e-10 Tm^3 Theta = -0.241326 +- 0.024270 deg 16:55:04 Temperature Measurement, Probe Number = 0, T = 20.070519 C 16:55:06 Temperature Measurement, Probe Number = 1, T = 20.225550 C 16:55:07 Magnet Current, Imag = 11.007578 A Vtrans = 7.044850 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 16:55:09 Magnet Current, Imag = 11.007531 A Vtrans = 7.044820 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 16:55:10 Magnet Current, Imag = 11.007484 A Vtrans = 7.044790 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 16:55:12 Magnet Current, Imag = 11.007422 A Vtrans = 7.044750 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 16:55:12 Magnet Current Measurement: Imag = 11.0075 +- 0.0001 A 16:55:12 Calibration Coil Magnetic Moment Measurement Coil current, I = 11.007504 +/- 0.000058 A Coil area, A = 0.111860 m^2 Magnetic Moment, M = 1.547296e-06 Tm^3