1) area criterion
面积法则
1.
The number of the segments is determined by an area criterion, and the curves to be matched are represented by an included angle chain of the same length.
描述曲线的直线段的数目由面积法则来决定,并且待处理的曲线将被分割成相等数目的线段。
2) equal area criterion
等面积法则
1.
Based on the linearized equal area criterion and small signal analysis,the Principle and techniques of Energy Storage System(ESS) Damping Power System Oscillations are proposed in this paper.
基于线性化等面积法则和小干扰分析方法,提出储能系统抑制电力系统低频振荡的原理和方法。
2.
The equal area criterion is applied in the detailed mechanism study and the conclusions are: the effect of generator reactive power output increase on system angle stability is changing along with the fault cutting time.
运用等面积法则对其机理进行详细分析并得出结论:增加发电机的无功出力对系统功角稳定的影响随故障切除时间的改变而改变,当在故障后的恢复曲线高于初始机械功率时,其对功角稳定的影响效果明显,并随着故障切除时间的延迟将逐渐增大,而切除时间很短时,增加发电机无功的初始出力对系统功角稳定的影响并不大。
3.
By changing the fault point position, influence of three-phase reclosing sequence on system power angle stability is elaborated in theory according to the equal area criterion, based on which,the three-phase reclosing sequence of "the side with less reactance first" is proposed to enhance system power angle stability.
利用等面积法则从机理上剖析了三相重合时序对系统功角稳定性的影响。
3) area and normal criteria
面积法矢准则
4) Extended Equal Area Criterion
扩展等面积法则
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) Maxwell's rule
麦克斯韦等面积法则
补充资料：“3σ”法则
“3σ”法则
' three-sigma ' rule
次.试验者有时正是基于这一事实，在某些概率论与数理统计问题中，把事件{{X一“!)3a}视为实际不可能的，从而把事件{}X一aI<3。}视为实际必然的.在这种情形下，称试验者遵循“3a”法则.“36”法则[‘加℃e刁，.’n山;‘印exc~’np姗-JIO〕 一种经验法则.根据这种法则，在概率论和数理统计中，把“正态分布(nolll长d distribution)随机变量的值对其数学期望(姗也翩曲tical ex因血tion)的偏差不大于3倍标准差(s协n(纽记由访以沁们)”视为实际不可能事件. 设X是服从正态分布N(a，尹)的随机变量;对于任意k>0，有 p{}X一a}<人a}=2。(k)一l，其中小(·)是标准正态分布函数;特别地，对于k=3，有 p{a一3。
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