SLAC Magnetic Measurements Date: 08-02-2023 Time: 15:43:13 Project: Delta-II Magnet Type: HH_Calib Magnet Name: Coil_6A_My Serial Number: Run Number: 2 Measurement Device: Helmholtz coil Operator: sda Comment: Coil Set in My diection 15:43:15 Initial Zero Current Measurement, Imag_zero = 0.0000 A 15:43:16 Temperature Measurement Device(s) Being Used, type = YSI44036_HP3457 15:43:26 Begin Helmholtz Coil Measurement Helmholtz coil measurement: The gain is set to 50 15:43:55 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 -0.0001876 -0.0037838 0.0037885 -92.8387127 2 0.0000018 0.0000005 0.0000019 15.9032339 3 -0.0000014 0.0000008 0.0000017 149.4603599 4 0.0000021 0.0000007 0.0000022 19.9543395 5 0.0000013 0.0000007 0.0000015 30.0911259 6 0.0000005 -0.0000010 0.0000011 -61.2295939 7 -0.0000019 0.0000012 0.0000022 148.7770236 8 0.0000019 0.0000023 0.0000030 50.9295199 9 -0.0000026 0.0000009 0.0000027 160.6278230 10 -0.0000015 -0.0000006 0.0000017 -157.2945238 15:44:12 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 0.0001723 -0.0037888 0.0037927 -87.3957995 2 -0.0000049 0.0000042 0.0000064 139.3574086 3 -0.0000012 -0.0000026 0.0000029 -115.5476147 4 -0.0000013 0.0000010 0.0000016 140.9179867 5 0.0000006 0.0000003 0.0000007 27.5051902 6 -0.0000002 0.0000005 0.0000006 114.1587997 7 -0.0000004 0.0000015 0.0000016 103.0404024 8 0.0000002 -0.0000002 0.0000003 -39.1703457 9 -0.0000039 0.0000007 0.0000040 170.1393261 10 0.0000009 0.0000003 0.0000010 15.3572292 15:44:29 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 -0.0001851 -0.0037819 0.0037865 -92.8016264 2 -0.0000001 -0.0000015 0.0000015 -92.5021402 3 -0.0000010 -0.0000017 0.0000020 -120.8758003 4 0.0000026 -0.0000000 0.0000026 -0.3101834 5 0.0000006 -0.0000003 0.0000006 -24.4256870 6 0.0000001 -0.0000005 0.0000005 -76.6546206 7 -0.0000015 0.0000015 0.0000021 133.4275451 8 -0.0000012 0.0000008 0.0000015 144.6995353 9 0.0000030 0.0000034 0.0000046 48.3780619 10 0.0000018 -0.0000009 0.0000020 -28.0055879 15:44:45 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 0.0001681 -0.0037768 0.0037805 -87.4519440 2 -0.0000019 0.0000008 0.0000020 156.4183575 3 0.0000009 -0.0000004 0.0000010 -25.7586883 4 -0.0000005 0.0000002 0.0000006 156.0014589 5 -0.0000004 -0.0000008 0.0000008 -114.9362360 6 0.0000002 -0.0000001 0.0000002 -16.4144855 7 -0.0000014 0.0000005 0.0000015 159.9013056 8 -0.0000003 -0.0000011 0.0000011 -108.1354737 9 -0.0000029 0.0000019 0.0000035 146.3231977 10 -0.0000005 -0.0000001 0.0000005 -170.3571228 15:45:02 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 -0.0001833 -0.0037707 0.0037751 -92.7834418 2 0.0000030 0.0000012 0.0000032 22.6136596 3 -0.0000000 0.0000003 0.0000003 96.1185051 4 0.0000023 0.0000005 0.0000024 13.2949487 5 0.0000005 -0.0000001 0.0000005 -14.9625050 6 0.0000005 0.0000010 0.0000011 62.4126121 7 -0.0000005 0.0000014 0.0000015 108.3859025 8 -0.0000006 0.0000004 0.0000007 145.9509542 9 -0.0000014 -0.0000013 0.0000019 -137.2545122 10 -0.0000002 0.0000002 0.0000003 140.5235995 15:45:18 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 0.0001618 -0.0037801 0.0037836 -87.5492215 2 -0.0000043 0.0000014 0.0000045 161.7576843 3 -0.0000000 -0.0000011 0.0000011 -90.8083712 4 -0.0000013 0.0000002 0.0000013 173.1117370 5 -0.0000009 0.0000009 0.0000013 134.4518965 6 -0.0000004 -0.0000003 0.0000004 -141.6350486 7 -0.0000002 0.0000009 0.0000010 100.6839872 8 -0.0000009 -0.0000001 0.0000009 -176.6382112 9 0.0000016 0.0000035 0.0000039 66.2614801 10 -0.0000010 0.0000013 0.0000016 129.6371349 15:45:18 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 -0.0000090 0.0000013 -0.0037804 0.0000045 2 -0.0000011 0.0000004 0.0000011 0.0000011 3 -0.0000005 0.0000006 -0.0000008 0.0000003 4 0.0000007 0.0000003 0.0000004 0.0000003 5 0.0000003 0.0000005 0.0000001 0.0000005 6 0.0000001 0.0000000 -0.0000000 0.0000003 7 -0.0000010 0.0000005 0.0000012 0.0000001 8 -0.0000001 0.0000008 0.0000004 0.0000005 9 -0.0000010 0.0000016 0.0000015 0.0000008 10 -0.0000001 0.0000005 0.0000000 0.0000005 15:45:18 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 = -8.972274e-06 Vs vthar_im_ave = -3.780359e-03 Vs mm_re_ave = -2.031612e-09 Tm^3 mm_im_ave = -8.559951e-07 Tm^3 15:45:18 Magnetic Moment Measurement M = 8.559975e-07 +- 1.021512e-09 Tm^3 Theta = 90.135984 +- 0.019949 deg 15:45:20 Temperature Measurement, Probe Number = 0, T = 20.183112 C 15:45:23 Temperature Measurement, Probe Number = 1, T = 20.435905 C 15:45:24 Magnet Current, Imag = 6.017453 A Vtrans = 3.851170 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 15:45:25 Magnet Current, Imag = 6.017328 A Vtrans = 3.851090 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 15:45:27 Magnet Current, Imag = 6.017375 A Vtrans = 3.851120 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 15:45:28 Magnet Current, Imag = 6.017234 A Vtrans = 3.851030 V, Factor V/A = 0.640000 V/A, Zero Current = 0.000000 A 15:45:28 Magnet Current Measurement: Imag = 6.0173 +- 0.0001 A 15:45:28 Calibration Coil Magnetic Moment Measurement Coil current, I = 6.017348 +/- 0.000079 A Coil area, A = 0.111860 m^2 Magnetic Moment, M = 8.458430e-07 Tm^3