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电网技术  2006 

高压并联电容器组的合闸涌流计算方法的研究

, PP. 84-87

Keywords: 并联电容器,合闸涌流,计算方法

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Abstract:

在实践中发现,高压并联电容器组实测的合闸涌流与现行规程的计算结果相互矛盾。鉴于合闸涌流的数值十分重要,直接影响到断路器触头不检修的电寿命和电容器组继电保护的整定计算,重新推导了投切电容器组的涌流计算公式,推荐了单组电容器合闸的涌流计算公式,电抗率相同、多组电容器组合闸的涌流计算公式,以及2种电抗率时、多组电容器组合闸的涌流计算公式,供工程技术人员参考。算例计算结果表明了这些计算公式的正确性。

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