本文比对分析了极间介质为两层膜和三层膜的模型电容器元件的介电强度、局部放电性能以及耐久性能的试验结果。

Test result of dielectric strength, partial discharge and endurance property are analyzed and contrasted between solid dielectric is two film and tree film in model capacitor elements.

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随着油的流速增大，发生局部放电的起始电压得到提高，流速的增大有利于提高油的绝缘强度。

Initiation voltage was enhanced with the increase of velocity. The increase of velocity was good to the strength of oil insulation.

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随着油的温度升高，发生局部放电的起始电压得到提高，温度的升高有利于提高油的绝缘强度。

Initiation voltage was enhanced with the increase of temperature. The increase of temperature was good to the strength of oil insulation.

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