结合自动补偿电网的特征，对利用零序电流的附加有功分量进行单相接地故障选线进行了研究与分析。
The paper made research and analysis on the topic of faulted line selecting in an auto compensated distribution network in use of the active part of residual currents.
该方法不受零序电流大小、线路补偿情况、谐波强弱等影响，具有较高的理论和实用价值。
The method is independent of zero-sequence current's value, inductance compensation situation and harmonics components, so it is effective and robust.
该文提出一种新的基于负序电流补偿的自适应零序过电压保护原理。
A novel principle of negative-sequence current compensation based adaptive zero-sequence over-voltage protection is therefore proposed.
分析了电抗器保护匝间短路灵敏度，提出了自适应补偿零序功率方向的方法。
Moreover, the sensitivity of turn-to-turn fault of shunt reactor protection was analyzed and a method of adaptive compensated zero sequence direction was presented.
分析了瞬时电压补偿装置(DVR)产生零序电压及其放大机理。
This paper analyzes the mechanism of zero sequence voltage generating and its magnification by DVR.
分析自动跟踪补偿消弧线圈接地电网的零序测量电流分布规律。
The zero-sequence measurement current's distribution in the automatic arc-suppressing coil earthed power system is analyzed.
分析表明，即使系统不存在零序回路，DVR都会在补偿控制中向系统注入微小的零序分量，该零序分量会对无零序回路系统侧电压造成不良影响。
It shows that DVR will inject small zero sequence component into the power system during compensation control even if there is no zero sequence circuit. This will influence the voltage on system side.
实验结果表明，该装置可对三相四线制系统中的谐波、负序、零序等电流分量进行补偿。
Experimental results prove the proposed control method can compensate the harmonic, negative sequence and zero sequence current components in the three phase four wire.
讨论了纵联零序方向保护因为零序电压灵敏度不足而失效的各种情况，探讨了采用零序电压补偿措施的必要性。
Different conditions causing the sensitivity deficiency of pilot zero-sequence directional protection are analyzed and the necessity of adopting zero-sequence voltage compensation is discussed.
讨论了纵联零序方向保护因为零序电压灵敏度不足而失效的各种情况，探讨了采用零序电压补偿措施的必要性。
Different conditions causing the sensitivity deficiency of pilot zero-sequence directional protection are analyzed and the necessity of adopting zero-sequence voltage compensation is discussed.
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