SLAC Magnetic Measurements Date: 04-02-2002 Time: 14:27:45 Project: spear3 Magnet Type: gdipole Magnet Name: 109D-040-pract Serial Number: Run Number: 14 Measurement Device: coil Operator: sa Comment: Standard field quality measurement Standardization: 7 cycles from 0.0 A to 770.0 A to 0.0 A Test Currents (A): 583.1 14:27:57 Initial Zero Current Measurement, Imag_zero = 0.0000 A 14:27:57 Magnet current ramping to 15.0000 A... 14:29:24 Magnet current ramping to 770.0000 A... 14:33:36 Magnet current ramping to 0.0000 A... 14:37:53 Magnet current ramping to 770.0000 A... 14:42:09 Magnet current ramping to 0.0000 A... 14:46:25 Magnet current ramping to 770.0000 A... 14:50:42 Magnet current ramping to 0.0000 A... 14:54:58 Magnet current ramping to 770.0000 A... 14:59:14 Magnet current ramping to 0.0000 A... 15:03:30 Magnet current ramping to 770.0000 A... 15:07:53 Magnet current ramping to 0.0000 A... 15:12:12 Magnet current ramping to 770.0000 A... 15:16:29 Magnet current ramping to 0.0000 A... 15:20:46 Magnet current ramping to 770.0000 A... 15:25:03 Magnet current ramping to 0.0000 A... 15:29:19 Magnet current ramping to 583.1340 A... 15:32:43 Magnet Current, Imag = 583.5570 A Vtrans = 5.835570 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:32:44 Magnet Current, Imag = 583.5330 A Vtrans = 5.835330 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:32:46 Magnet Current, Imag = 583.5460 A Vtrans = 5.835460 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:32:48 Magnet Current, Imag = 583.5270 A Vtrans = 5.835270 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:32:48 Magnet Current Measurement: Imag = 583.5408 +- 0.0116 A 15:33:41 Integrated Voltage Measurement X0 = -0.050000 (m), Delta X = 0.100000 (m), Num_Samp = 400 15:34:16 Integrated Voltage Measurement X0 = 0.050000 (m), Delta X = -0.100000 (m), Num_Samp = 400 15:34:16 BLscan_get_VT just finished a forward and reverse measurement 15:34:17 Polynomial Coefficient Calculation Polynomial Order = 10 Coeff # (Vs) ------- ------------ 0 0.07478 1 0.07035 2 -0.00437 3 0.00003 4 -0.00016 5 -0.00007 6 0.00044 7 0.00022 8 -0.00057 9 -0.00015 10 0.00026 15:34:17 BL vs X Polynomial Coefficient Calculation BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 Nturns per coil = 400 D1 = 0.011361 D0 = 0.001722 BLn # (Tm) ------- ------------ 1 1.40695 2 -0.17472 3 0.00176 4 -0.01264 5 -0.00686 6 0.05295 7 0.03086 8 -0.09188 9 -0.02681 10 0.05107 15:34:53 Integrated Voltage Measurement X0 = -0.050000 (m), Delta X = 0.100000 (m), Num_Samp = 400 15:35:28 Integrated Voltage Measurement X0 = 0.050000 (m), Delta X = -0.100000 (m), Num_Samp = 400 15:35:28 BLscan_get_VT just finished a forward and reverse measurement 15:35:29 Polynomial Coefficient Calculation Polynomial Order = 10 Coeff # (Vs) ------- ------------ 0 0.07478 1 0.07035 2 -0.00438 3 0.00002 4 -0.00007 5 -0.00003 6 0.00018 7 0.00014 8 -0.00025 9 -0.00009 10 0.00011 15:35:29 BL vs X Polynomial Coefficient Calculation BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 Nturns per coil = 400 D1 = 0.011361 D0 = 0.001722 BLn # (Tm) ------- ------------ 1 1.40705 2 -0.17513 3 0.00105 4 -0.00543 5 -0.00344 6 0.02117 7 0.01955 8 -0.03980 9 -0.01692 10 0.02264 15:35:40 Average Polynomial Coefficients Over Several Measurements VT(x) = VT0 + VT1*(x/R0) + ... + VTn*(x/R0)^n (Vs) R0 = 0.050000 m Polynomial Order = 10 VTn_ave VTn_rms # (Vs/m^#) (Vs/m^#) ------- ------------ ------------ 0 0.000000 0.000000 1 0.070350 0.000002 2 -0.004373 0.000005 3 0.000023 0.000006 4 -0.000113 0.000045 5 -0.000052 0.000017 6 0.000309 0.000132 7 0.000180 0.000040 8 -0.000412 0.000163 9 -0.000121 0.000027 10 0.000184 0.000071 15:35:40 Average of BLn Polynomial Coefficients Over Several Measurements BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 BLn_ave BLn_rms # (Tm) (Tm) ------- ------------ ------------ 1 1.407000 0.000046 2 -0.174925 0.000208 3 0.001405 0.000352 4 -0.009031 0.003605 5 -0.005153 0.001711 6 0.037060 0.015891 7 0.025203 0.005653 8 -0.065840 0.026038 9 -0.021868 0.004944 10 0.036856 0.014216 15:36:32 Integrated Voltage Measurement X0 = -0.050000 (m), Delta X = 0.100000 (m), Num_Samp = 400 15:37:07 Integrated Voltage Measurement X0 = 0.050000 (m), Delta X = -0.100000 (m), Num_Samp = 400 15:37:08 BLscan_get_VT just finished a forward and reverse measurement 15:37:08 Polynomial Coefficient Calculation Polynomial Order = 9 Coeff # (Vs) ------- ------------ 0 -0.63463 1 -0.67367 2 0.00926 3 -0.00577 4 -0.03170 5 0.04436 6 0.07836 7 -0.08648 8 -0.07189 9 0.07071 15:37:08 M matrix for the single coil 3.856e+00 0.000e+00 3.582e-02 0.000e+00 3.328e-04 0.000e+00 3.092e-06 0.000e+00 2.873e-08 0.000e+00 3.856e+00 0.000e+00 7.165e-02 0.000e+00 9.985e-04 0.000e+00 1.237e-05 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 1.194e-01 0.000e+00 2.330e-03 0.000e+00 3.711e-05 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 1.791e-01 0.000e+00 4.660e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 2.508e-01 0.000e+00 8.387e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 3.343e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 4.299e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 15:37:08 invM matrix 2.594e-01 0.000e+00 -2.410e-03 0.000e+00 5.224e-05 0.000e+00 -2.150e-06 0.000e+00 1.473e-07 0.000e+00 2.594e-01 0.000e+00 -4.819e-03 0.000e+00 1.567e-04 0.000e+00 -8.598e-06 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -8.032e-03 0.000e+00 3.657e-04 0.000e+00 -2.579e-05 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -1.205e-02 0.000e+00 7.314e-04 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -1.687e-02 0.000e+00 1.316e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -2.249e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -2.892e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 15:37:08 BL vs X Polynomial Coefficient Calculation BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 Nturns per coil = 400 D1 = 0.011361 D0 = 0.001722 BLn # (Tm) ------- ------------ 1 0.00000 2 -0.17471 3 0.00257 4 -0.00189 5 -0.00922 6 0.01306 7 0.02194 8 -0.02447 9 -0.01864 10 0.01834 15:37:45 Integrated Voltage Measurement X0 = -0.050000 (m), Delta X = 0.100000 (m), Num_Samp = 400 15:38:20 Integrated Voltage Measurement X0 = 0.050000 (m), Delta X = -0.100000 (m), Num_Samp = 400 15:38:20 BLscan_get_VT just finished a forward and reverse measurement 15:38:20 Polynomial Coefficient Calculation Polynomial Order = 9 Coeff # (Vs) ------- ------------ 0 -0.63461 1 -0.67364 2 0.00930 3 -0.00606 4 -0.03210 5 0.04535 6 0.07936 7 -0.08776 8 -0.07261 9 0.07125 15:38:20 M matrix for the single coil 3.856e+00 0.000e+00 3.582e-02 0.000e+00 3.328e-04 0.000e+00 3.092e-06 0.000e+00 2.873e-08 0.000e+00 3.856e+00 0.000e+00 7.165e-02 0.000e+00 9.985e-04 0.000e+00 1.237e-05 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 1.194e-01 0.000e+00 2.330e-03 0.000e+00 3.711e-05 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 1.791e-01 0.000e+00 4.660e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 2.508e-01 0.000e+00 8.387e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 3.343e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 4.299e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 3.856e+00 15:38:20 invM matrix 2.594e-01 0.000e+00 -2.410e-03 0.000e+00 5.224e-05 0.000e+00 -2.150e-06 0.000e+00 1.473e-07 0.000e+00 2.594e-01 0.000e+00 -4.819e-03 0.000e+00 1.567e-04 0.000e+00 -8.598e-06 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -8.032e-03 0.000e+00 3.657e-04 0.000e+00 -2.579e-05 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -1.205e-02 0.000e+00 7.314e-04 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -1.687e-02 0.000e+00 1.316e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -2.249e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 -2.892e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 2.594e-01 15:38:20 BL vs X Polynomial Coefficient Calculation BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 Nturns per coil = 400 D1 = 0.011361 D0 = 0.001722 BLn # (Tm) ------- ------------ 1 0.00000 2 -0.17470 3 0.00258 4 -0.00197 5 -0.00934 6 0.01334 7 0.02222 8 -0.02482 9 -0.01883 10 0.01848 15:38:37 Average Polynomial Coefficients Over Several Measurements VT(x) = VT0 + VT1*(x/R0) + ... + VTn*(x/R0)^n (Vs) R0 = 0.050000 m Polynomial Order = 9 VTn_ave VTn_rms # (Vs/m^#) (Vs/m^#) ------- ------------ ------------ 0 0.000000 0.000000 1 -0.673655 0.000017 2 0.009280 0.000023 3 -0.005915 0.000147 4 -0.031902 0.000202 5 0.044857 0.000497 6 0.078861 0.000502 7 -0.087120 0.000640 8 -0.072251 0.000364 9 0.070980 0.000271 15:38:37 Average of BLn Polynomial Coefficients Over Several Measurements BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 BLn_ave BLn_rms # (Tm) (Tm) ------- ------------ ------------ 1 0.000000 0.000000 2 -0.174704 0.000005 3 0.002574 0.000007 4 -0.001928 0.000042 5 -0.009277 0.000059 6 0.013197 0.000140 7 0.022079 0.000139 8 -0.024648 0.000174 9 -0.018739 0.000094 10 0.018409 0.000070 15:39:25 Integrated Voltage Measurement X0 = -0.050000 (m), Delta X = 0.100000 (m), Num_Samp = 400 15:40:00 Integrated Voltage Measurement X0 = 0.050000 (m), Delta X = -0.100000 (m), Num_Samp = 400 15:40:00 BLscan_get_VT just finished a forward and reverse measurement 15:40:01 Polynomial Coefficient Calculation Polynomial Order = 8 Coeff # (Vs) ------- ------------ 0 -0.02327 1 -0.01154 2 0.00166 3 -0.00851 4 0.00284 5 0.02672 6 -0.00762 7 -0.03717 8 -0.00459 15:40:01 M matrix for the double coil 2.018e+00 0.000e+00 1.066e-01 0.000e+00 5.505e-03 0.000e+00 2.842e-04 0.000e+00 0.000e+00 3.027e+00 0.000e+00 2.664e-01 0.000e+00 1.927e-02 0.000e+00 1.279e-03 0.000e+00 0.000e+00 4.035e+00 0.000e+00 5.328e-01 0.000e+00 5.138e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 5.044e+00 0.000e+00 9.324e-01 0.000e+00 1.156e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 6.053e+00 0.000e+00 1.492e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 7.062e+00 0.000e+00 2.238e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 8.071e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 9.080e+00 15:40:01 invM matrix 4.956e-01 0.000e+00 -1.309e-02 0.000e+00 7.014e-04 0.000e+00 -6.378e-05 0.000e+00 0.000e+00 3.304e-01 0.000e+00 -1.745e-02 0.000e+00 1.403e-03 0.000e+00 -1.701e-04 0.000e+00 0.000e+00 2.478e-01 0.000e+00 -2.181e-02 0.000e+00 2.455e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.982e-01 0.000e+00 -2.618e-02 0.000e+00 3.928e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.652e-01 0.000e+00 -3.054e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.416e-01 0.000e+00 -3.490e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.239e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.101e-01 15:40:01 BL vs X Polynomial Coefficient Calculation BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 Nturns per coil = 400 D1 = 0.011361 D0 = 0.001722 BLn # (Tm) ------- ------------ 1 0.00000 2 0.00000 3 -0.00558 4 0.00049 5 -0.00278 6 0.00075 7 0.00555 8 -0.00092 9 -0.00461 10 -0.00051 15:40:37 Integrated Voltage Measurement X0 = -0.050000 (m), Delta X = 0.100000 (m), Num_Samp = 400 15:41:12 Integrated Voltage Measurement X0 = 0.050000 (m), Delta X = -0.100000 (m), Num_Samp = 400 15:41:12 BLscan_get_VT just finished a forward and reverse measurement 15:41:13 Polynomial Coefficient Calculation Polynomial Order = 8 Coeff # (Vs) ------- ------------ 0 -0.02328 1 -0.01153 2 0.00165 3 -0.00853 4 0.00286 5 0.02673 6 -0.00762 7 -0.03717 8 -0.00460 15:41:13 M matrix for the double coil 2.018e+00 0.000e+00 1.066e-01 0.000e+00 5.505e-03 0.000e+00 2.842e-04 0.000e+00 0.000e+00 3.027e+00 0.000e+00 2.664e-01 0.000e+00 1.927e-02 0.000e+00 1.279e-03 0.000e+00 0.000e+00 4.035e+00 0.000e+00 5.328e-01 0.000e+00 5.138e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 5.044e+00 0.000e+00 9.324e-01 0.000e+00 1.156e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 6.053e+00 0.000e+00 1.492e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 7.062e+00 0.000e+00 2.238e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 8.071e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 9.080e+00 15:41:13 invM matrix 4.956e-01 0.000e+00 -1.309e-02 0.000e+00 7.014e-04 0.000e+00 -6.378e-05 0.000e+00 0.000e+00 3.304e-01 0.000e+00 -1.745e-02 0.000e+00 1.403e-03 0.000e+00 -1.701e-04 0.000e+00 0.000e+00 2.478e-01 0.000e+00 -2.181e-02 0.000e+00 2.455e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.982e-01 0.000e+00 -2.618e-02 0.000e+00 3.928e-03 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.652e-01 0.000e+00 -3.054e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.416e-01 0.000e+00 -3.490e-02 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.239e-01 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 0.000e+00 1.101e-01 15:41:13 BL vs X Polynomial Coefficient Calculation BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 Nturns per coil = 400 D1 = 0.011361 D0 = 0.001722 BLn # (Tm) ------- ------------ 1 0.00000 2 0.00000 3 -0.00558 4 0.00048 5 -0.00279 6 0.00075 7 0.00555 8 -0.00092 9 -0.00461 10 -0.00051 15:41:13 Average Polynomial Coefficients Over Several Measurements VT(x) = VT0 + VT1*(x/R0) + ... + VTn*(x/R0)^n (Vs) R0 = 0.050000 m Polynomial Order = 8 VTn_ave VTn_rms # (Vs/m^#) (Vs/m^#) ------- ------------ ------------ 0 0.000000 0.000000 1 -0.011534 0.000001 2 0.001652 0.000005 3 -0.008522 0.000009 4 0.002853 0.000008 5 0.026721 0.000004 6 -0.007617 0.000002 7 -0.037170 0.000000 8 -0.004599 0.000004 15:41:13 Average of BLn Polynomial Coefficients Over Several Measurements BL(x) = BL1 + BL2*(x/R0) + ... + BLn*(x/R0)^(n-1) (Tm) R0 = 0.050000 m Number of harmonics = 10 BLn_ave BLn_rms # (Tm) (Tm) ------- ------------ ------------ 1 0.000000 0.000000 2 0.000000 0.000000 3 -0.005584 0.000001 4 0.000486 0.000002 5 -0.002786 0.000002 6 0.000747 0.000001 7 0.005550 0.000001 8 -0.000918 0.000000 9 -0.004605 0.000000 10 -0.000506 0.000000 15:41:58 Magnet current ramping to 0.0000 A...