本文提出了水电站（包括常规水电站和抽水蓄能电站）以其空闲容量向系统提供补充事故备用之动态效益的定量评估方法。
The dynamic benefits are of significance to economic benefits evaluation of emergency reserves of hydropower stations, and to optimum planning and operation of power system as well.
黑启动是电力系统故障后迅速恢复的重要措施之一，可减少系统事故损失，满足系统紧急事故备用要求。
Black start - up is one of the important means for quick recovery of electric power system failure, and it can reduce the loss and meet the demand for emergency use.
市场环境下的容量事故具有高度的不确定性和严重的后果，故系统备用容量的合理配置问题受到广泛关注。
In the marketing environment, all kinds of capacity faults occur frequently and with deadly results. Therefore, reasonable configuration problem of reserve capacity is broadly concerned.
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