1) Equal-area developing
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等面积展开
2) developed area
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展开面积
1.
Discussion on approximate calculation method for developed area of different diameter pipe(Ⅰ);
异径管展开面积近似计算方法的探讨(上)
3) expanded area ratio
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展开面积比
4) extended equal area criterion (EEAC)
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扩展等面积准则
1.
Based on the extended equal area criterion (EEAC), the proposed method can calculate the stability margin and dyn.
基于扩展等面积准则(EEAC)稳定性量化理论,评估规划方案的安全风险,根据失稳模式来指导线路的扩展。
5) EEAC
![点击朗读](/dictall/images/read.gif)
扩展等面积法
1.
It is pointed out that,EEAC uses the concept of classification to determine the center of dominant oscillation mode and weakens the influences of other modes by track.
分析了两机相对曲线、单机相对于角度中心(COA)曲线、单机相对于惯量中心(COI)曲线存在的问题,指出扩展等面积法(EEAC)利用分群的概念首先确定系统主导振荡模式的中心位置,利用轨迹聚合的概念弱化非主导模式对主导模式的影响,利用相对运动的概念,获得等值单机曲线提取信息。
2.
This paper describes the transient energy function method and EEAC.
![点击朗读](/dictall/images/read.gif)
电力系统最具在线应用前景的暂态稳定分析方法是直接法,又可分为暂态能量函数法(又称李雅普诺夫直接法)和扩展等面积法。
6) EEAC
![点击朗读](/dictall/images/read.gif)
扩展等面积准则
1.
Concerned with a three phase to ground permanent fault occurred at the Anshun Switch Yard side on the 500 kV An-Tian transmission line in the South China power grid, the instability mechanism of the South China power grid when such a fault occurred is analyzed with the EEAC theory.
分析了南方电网2种典型系统运行方式下,安顺开关站至天生桥二级电站的500 kV线路始端三永故障发生后系统的稳定性问题,揭示了不同方式下该故障发生后导致系统失稳模式变化的原因,用扩展等面积准则(EEAC)理论解释了系统在较低负荷水平下反而失稳的机理,并定量分析了系统运行方式对南方电网稳定性的影响。
2.
Based on extended equal area criterion (EEAC), an algorithm for assessing stability margin of generator-swing trajectories acquired by phasor measurement units (PMU) is presented.
提出了用扩展等面积准则(EEAC)评估相量测量装置(PMU)实测摇摆曲线的稳定裕度的方法。
补充资料:等面积定则
等面积定则
equal area criteria
dengm旧nJId旧gZe称面积定则(叫ual area criteria)铭定计葬.见哲态
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条