查询词典 transient stability

A new strategy of BP algorithm applying to transient stability analysis of power system.

BP算法应用于电力系统暂态稳定分析的新策略。

And the research shows that the algorithm can reduce the calculation amount, save time of transient stability analysis.

研究结果同时表明，此算法和传统方法相比，能减少计算量，从而节省暂态稳定分析的时间，具有广阔的推广应用前景。

Influence of DC system control strategy on the transient stability of South China power grid.

直流系统的控制策略对南方电网暂态稳定性的影响。

A new algorithm for transient stability analysis in multi-machine power system.

多机电力系统暂态稳定分析的一种新方法。

The results show that the wind farm has LVRT ability to improve system transient stability.

结果表明，风电场有LVRT能力能提高系统的暂态稳定性能。

Transient Stability is an important problem in power systems.

摘要在系统中暂态稳定性是一个重要的问题。，母线负荷对暂态稳定的影响是运行操作员主要关注问题之一。

Power system transient stability calculation has long been recognized as a basic and important method of power system analysis and...

电力系统暂态稳定计算是电力系统分析和控制中最基本也是最重要的方法之一，其中电力系统元件的模型选取和建立有着很重要的作用。

Then the model of implicit trapezoid time-dominate simulation method with UPFC is established, and also give two scheme of the UPFC controller, the two scheme is compared during the simulation calculation, and draw the conclusion that UPFC both has advantage and disadvantage in improving power system transient stability.

在潮流计算的基础上，进一步建立了计及UPFC暂态稳定分析的隐式梯形时域仿真法模型，并给出了UPFC控制器的两种方案，在仿真计算中对两种方案的控制器进行了比较，得出UPFC在改善系统暂态稳定性上是一把双刃剑。

The formulation of power system transient stability preventive control based on optimal power flow is presents in this thesis, in which multicontingency is considered. The infinite dimensions nonlinear optimization problem in which differential-algebraic equations are existed is changing into finite dimensions difference-algebraic equations by implicit trapezoid method.

建立了基于最优潮流的电力系统暂态稳定预防控制模型，通过隐式梯形法将含有发电机动态微分-代数方程和暂态稳定约束的无限维优化问题转换成有限维的常规静态最优潮流问题。

According to the feature that the advantages and disadvantages of the three methods are supplementary to each other, a new method called"Synthetic Direct Method"has been proposed for fast direct transient stability analysis, which compositely uses the advantages of three methods and is fault tolerant and with higher accuracy and reliability.

本文重点对此进行了深入研究，主要工作如下：对常用三种直接暂稳分析算法，即：相关不稳定平衡点法、势能边界面法、扩展等面积准则法，从计算假定、计算精度、计算速度及可信度等多方面，在理论上及实际计算上进行了大量的研究和比较，分析了大误差发生的原因，并对方法作了改进和完善。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了