The location result is not influenced by fault resistance and inception Angle when wavelet transform coefficient of aerial mode current is used in fault location.

利用线模电流的小波变换系数进行测距，不仅不受故障电阻的影响，也不受故障起始角的影响。

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GTO over current rapid protection by gradation mode and limited protection conditions are studied based on the features of GTO and over current situation under fault state.

基于GTO器件特性和故障状态下gto的过流工况，研究了GTO过流分级快速保护模式和实现方法以及保护的极限条件。

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The sensitivity of the proposed protection scheme is not impacted by the factors such as transition resistance, lightning stroke, fault type, load current and operating mode of power system.

该保护方案的灵敏度不受过渡电阻、雷击、故障类型、负荷电流、系统运行方式等因素的影响。

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