The formula to calculate the energy margin index of a fault is defined based on the transient energy function, which can reflect the influence of load demand change to the system’s vulnerability.
借助暂态能量函数定义了事故的脆弱性能量裕度指标,它能反映负荷水平的影响。
参考来源 - 电力系统暂态脆弱性评估及连锁故障跳闸预测研究·2,447,543篇论文数据，部分数据来源于NoteExpress
对现有的电压稳定裕度指标分析方法进行了总结和评述。
The state of the art of voltage stability margin indices is summarized and evaluated.
讨论了最小奇异值表示的电压稳定裕度指标和物理量表示的电压稳定裕度指标间的关系；
The relation between the voltage margin index expressed by minimum singular value and the voltage margin expressed by physical quantity is dis-cussed.
引入稳定裕度与失稳裕度指标，以及稳定域的概念，实现了电力市场稳定性的量化分析。
The stability margin, instability margin and stability domain were introduced to implement quantitative analyse for power market stability.
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