• The zero-sequence current protection is an important means of power system ground protection.

    电流保护一种重要接地保护方法

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  • Main functions and characteristic for zero sequence current protection setting program are presented in this paper. Ways of no_balance zero sequence current for double lines are introduced.

    主要介绍电流保护整定计算程序主要功能特点,简要介绍了双回线零序电流的不平衡解决方法

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  • The validity check of zero-sequence operating direction for transformer directional over-current protection is also essential.

    另外需要进行变压器方向过电流保护动作方向正确性检查

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  • This paper analyses the existing zero sequence directive current selective leakage protection principle which is to surmount the effect of distributed capacitance on it.

    对近期提出克服电网分布电容影响小电流接地选线直流选择性保护原理作了理论分析

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  • The paper proposes a method which corrects the Angle of zero-sequence current in the algorithm of differential equation used for distance protection and fault location of HV transmission lines.

    本文针对高压输电线距离保护故障测距常用解微分方程算法提出了一种零序电流相位修正方法

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  • A novel principle of negative-sequence current compensation based adaptive zero-sequence over-voltage protection is therefore proposed.

    该文提出一种新的基于电流补偿自适应过电压保护原理

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  • Zero-sequence current criterion, negative sequence current criterion and phase current variation can be used to improve the performance of breaker failure protection for ACF sub-bank.

    针对单纯采用相电流判据的不足之处,本文提出增加电流电流电流变化量判据,以有效地避免保护误动或者拒动。

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  • Based on the symmetry component theory, a method of the motor protection is presented by measuring positive, negative and zero sequence current component.

    基于对称分量理论提出了基于检测序、电流分量电动机保护方法

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  • This paper studies the influence of converter transformer D-bridge zero sequence circulating current on valve short circuit protection.

    笔者研究换流三角形侧环流短路保护误动作影响

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  • Over current protection, negative current protection, zero sequence current protection, over time of start protection and low voltage protection is configured in the device.

    装置配有保护电流保护、序电路保护、起动时间过长保护、电压保护。

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  • Several different protection ways for earth fault are introduced and discussed from earth-fault protection, zero-sequence protection, residual current protection and other aspects.

    介绍了接地故障保护几种不同方式接地故障保护、零序电流保护、剩余电流保护方面进行了论述,指出只有等电位联结相结合,才能完善保护作。

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  • The major function and features of the calculating program for Settings of zero sequence current protection of Hubei power system were described.

    介绍了湖北电网电流保护整定计算程序主要功能特点

    youdao

  • The major function and features of the calculating program for Settings of zero sequence current protection of Hubei power system were described.

    介绍了湖北电网电流保护整定计算程序主要功能特点

    youdao

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