• 介绍了普通时限特性提供了缺乏反时限特性段电压互感器断线电流时间原则

    The general inverse time characteristic is introduced, and the setting principles of current and time when inverse time characteristic is scarce or voltage transformer breaks are provided.

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  • 分析反映电流、电流突变补偿电压原理,提出了当电压互感器断线时为防止误动应闭锁补偿电压选相。

    This paper analyzes the phase selection theories of sequence current, the current break variable and the compensation voltage.

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  • 本文提出了种有效的单片机发电机内部短路保护中电流互感器CT电压互感器PT断线判别方法

    This article presents a new method to detect CT and PT wire break. This method can be used on generator micrcomputer based relay protection device against internal short circuit fault.

    youdao

  • 本文提出了种有效的单片机发电机内部短路保护中电流互感器CT电压互感器PT断线判别方法

    This article presents a new method to detect CT and PT wire break. This method can be used on generator micrcomputer based relay protection device against internal short circuit fault.

    youdao

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