Frequency scan is carried out for some sites of Jiangsu Power Grid, which are easy to be resonated. Suggestions are put forward for harmonic compensation and suppression.

对江苏电网部分容易引起谐振的站点进行了频率扫描，并提出了一些谐波补偿和抑制的有益建议。

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In this paper, soft startup and impact suppression techniques are proposed to guarantee no voltage overshoots or sags in DC bus during startup and grid connection dynamic processes.

本文提出了一种软启动和并网冲击抑制技术以解决启动和并网过程中直流电压大幅波动的问题。

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Based on arc suppression coil self-loss conductance and line-to-ground conductance, the power grid-to-ground capacitive current and arc suppression coil tuning parameters is calculated.

同时在考虑消弧线圈自身损耗电导和线路对地电导的基础上，推导了电网对地电容电流和消弧线圈调谐参数的实时计算方法。

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