An adaptive impedance relay based on negative sequence voltage polarization is proposed, and its operating characteristic is analyzed.
提出了一种基于负序电压极化的自适应接地阻抗继电器方案，并对其动作特性进行了分析。
The results from calculation and simulation show that the proposed method can effectively restrain the negative sequence voltage and current caused by unbalanced parameters of transmission line.
计算分析结果表明，该方法能够有效抑制由线路参数不对称产生的负序电流和电压。
The results from calculation and simulation show that the proposed method can effectively restrain the negative sequence voltage and current caused by unbalanced parameters of transmission line.
计算分析结果表明，该方法能够有效抑制由线路参数不对称产生的负序电流和电压。
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