1) equal area criterion of two machine system
两机系统的等面积准则
2) extended equal area criterion (EEAC)
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。
3) EEAC
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。
4) equivalent area circle yield criterion
等面积圆屈服准则
1.
Derivation of Mohr-Coulomb equivalent area circle yield criterion;
Mohr-Coulomb等面积圆屈服准则的推导
2.
This paper analyzed the stability problem of some deep foundation pit by using Mohr-Coulomb equivalent area circle yield criterion and strength reduction by FEM.
将Mohr-Coulomb等面积圆屈服准则和有限元强度折减系数法相结合,提出了在平面应变条件下有限元分析模型的选取、边界条件的处理方法、收敛条件,以及采用大型通用有限元程序ANSYS分析边坡稳定时c、φ值的替换原则,最后用于分析某工程深基坑复合边坡的稳定问题,给出该工程边坡的安全系数。
3.
The stability problem of some deep foundation pit is analyzed by Mohr-Coulomb equivalent area circle yield criterion and strength reduction by FEM.
采用Mohr-Coulomb等面积圆屈服准则和有限元强度折减系数法分析某工程深基坑复合边坡的稳定问题, 提出了在平面应变条件下有限元分析模型的选取、边界条件的处理方法、收敛条件, 以及采用大型通用软件ANSYS分析边坡稳定时c、φ值的替换原则; 计算出该工程边坡的安全系数为 1 718。
5) extended equal area criterion (EEAC) method
扩展等面积准则法
1.
In this paper, the shortcomings and limitations of the transient stability marginbased on the extended equal area criterion (EEAC) method were investigated, and the effective range and its criterion of the transient stability margin based on the EEAC method werepresented.
指出了传统的扩展等面积准则法（ＥＥＡＣ法）暂态稳定裕度定义方法的局限性及其适用范围，提出了可在电力系统状态变量的较大变化范围内，仍能正确反映系统受扰严重程度的ＥＥＡＣ法广义哲态稳定裕度定义数学模型及具体计算方法，并用实际系统的计算分析验证了所提出定义方法的正确性及有效性，从而为电力系统快速暂态稳定“扫描”分析及故障严重性排队提供了一个更为有效的暂态稳定格度定量指标。
6) extended equal-area criterion(EEAC)
扩展等面积准则(EEAC)
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