基于故障分量计算的高压长线故障测距方法研究
*
李澄,邵亮
Research on High Voltage Long Line Fault Location Method Based on Fault Component Calculation
LI Cheng,SHAO Liang
表5
单位长度阻抗
Z
变化时新装置的测距结果
Z
/Ω
故障位置
x
T
/km
x
S
/km
P
Q
P
Q
33
AN
40
20
40.11
19.89
AB
40
20
40.08
19.92
BCN
40
20
39.99
20.01
ABC
40
20
40.15
19.85
50
AN
40
20
40.09
19.91
AB
40
20
39.98
20.02
BCN
40
20
39.99
20.01
ABC
40
20
39.91
20.09
100
AN
40
20
40.01
19.99
AB
40
20
39.99
20.01
BCN
40
20
39.98
20.02
ABC
40
20
39.95
20.05