Compared with neutral ungrounded power system, ferroresonance overvoltage occurred in neutral grounded power system has more new features, and the research about it is much.

相对于中性点非直接接地系统而言，发生在中性点直接接地系统中的铁磁谐振过电压有着许多新的特点，而且对它的研究相对较少。

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In this paper, the effect of the neutral grounded by the low reactance on switching over-voltage in the power system is studied.

文章就中性点小电抗的接入对系统的操作过电压的影响进行了研究。

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The neutral of system is generally indirectly grounded in power distribution network in China.

我国配电网一般采用中性点不直接接地方式。

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