Optimized bandpass admittance criteria for earth fault protection of MV distribution networks

Miroslaw Lukowicz,Krzysztof Solak,Bernard Wiecha

International Journal of Electrical Power & Energy Systems（2020）

引用 7|浏览8

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摘要

•Analysis of the protection operation for earth fault in MV distribution networks is presented.•Quasi-admittance protection criterion is proposed.•Protection logic and setting rules are proposed.•The new algorithms are validated with EMTP-generated data for various disturbance conditions.

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关键词

Medium voltage power grid,Earth fault detection,Intermittent earth fault

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