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外文翻译原文-准确计算和物理测量输电线路的参数以提高阻抗继电器性能

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m Measurement C-E 1.420 4.180 4.414 71.23° Impedance results: Line impedance Z 0.587 7.128 7.152 85.29° Ground impedance Z 1.345 2.980 3.269 65.70° Zero sequence impedance Z 4.623 16.067 16.718 73.95° Grounding Factor: k = Z / Z 0.457 -19.591 R / R and X / X 2.291 0.418 Z / Z 2.338 -11.344 PowerFactory / Digsilent: Simulated Line Data: Z1: Section 1: T1 - T20 0.181 2.286 Z1: Section 2: T21 - T61 0.373 4.481 0.554 6.767 6.790 85.32° abs Error - Z1 -0.033 -0.361 -0.362 % Error - Z1 -5.65% -5.06% -5.06% Z0: Section 1: T1 - T20 1.713 5.383 Z0: Section 2: T21 - T61 2.493 10.452 4.206 15.835 16.384 75.12° abs Error - Z0 -0.417 -0.232 -0.334 % Error - Z0 -9.03% -1.44% -2.00% Overhead Line or Cable Impedance Tem plate Version 1.30 461

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