zero sequence resistance

  • 释义

    零序电阻

数据更新时间:2026-04-19 12:50:21
1、

In a low-resistance grounding system, when the multi-loop line occurs grounding fault inphase, It will cause large changes of the zero-sequence current distribution characteristics, which will cause zero-sequence protection refused to action.

在小电阻接地系统中,当多回线同相发生接地故障时,将引起零序电流的分布特征发生较大变化,从而引起零序保护的拒误动。

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2、

Ability Analysis of Zero-Sequence Reactance Relay Against Transient Resistance

零序电抗继电器抗过渡电阻能力分析

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3、

For an ungrounded neutral low voltage power system in mine, its insulance ( r), capacitance ( C) and leakage resistance ( R) to the ground are three important parameters in determining the zero sequence voltage.

对于中性点不接地的矿井低压电网,其对地绝缘电阻r,电容C和漏电电阻R,是决定零序电压的3个重要参数。

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4、

In order to greatly enhance the zero-sequence current active component during the single-phase ground fault, the short-time switch and the resistance paralleled with the petersen coil were controlled when there is a permanent single-phase ground fault in the system.

该方法当系统发生永久性单相接地故障时通过控制开关短时投切与消弧线圈并联的电阻,从而大大增强单相接地故障时的零序电流有功分量。

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5、

Secondly, the approach that switches the tripping equations to improve the tolerance of grounding resistance is not suitable when the zero sequence reactance relay is applied to double circuit lines or ring network.

零序电抗继电器应用于双回线或环网时,不适宜用切换动作方程的方法提高承受过渡电阻的能力。

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