抽水蓄能式变电站能对波动功率需求产生快速反应，并且是当今唯一一个大规模储能变电站。

Pumped-storage power stations can respond quickly to fluctuating power demands, and are the only large-scale means of storing power available today.

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威利•肯普顿：我们已解决功率从零到满幅大范围波动中存在许多问题。

Willett Kempton: We've solved a lot of the problem of, you know, wide fluctuations – from none to full power, none to full power.

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在电能质量各分项指标的基础上，针对风电场的实际情况，引入了功率波动作为附加的电能质量指标。

Based on indices of electric power quality, we consider power fluctuation an additive index of electric power quality for a wind farm in real conditions.

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