Second, by means of the transient stability calculation for single and multiple faults, the stability of Guangdong power grid as a multiinfeed AC/DC power system is studied.
其次，通过对发生单重和多重故障时的暂态稳定计算，研究了作为多回直流受端系统的广东电网在发生直流双极闭锁故障时的运行稳定性问题。
The functions of the software are as follows: free creation of power system, GUI of load flow calculation and transient stability calculation, transient stability evaluation based on ANN.
系统主要包括以下几方面的功能：电力系统图的自由生成，潮流计算及稳定计算的友好数据输入输出界面，基于ANN的暂态稳定评估系统。
The mathematical models for transient stability calculation in PSASP and PSS/E respectively developed by China Electric Power Research Institute and PTI Inc. , in USA are compared and analyzed.
对中国电力科学研究院开发的PSASP程序与美国PTI公司开发的PSS/E 程序的暂态稳定计算数学模型进行了分析比较。
Research of recognizing coherent generator groups in power system is important to dynamic equivalence, transient stability calculation and provides essential data for improving system's behavior.
发电机同调机群识别的研究对动态等值、暂态稳定分析计算、为改进系统行为的控制设备的设计、操作和整定提供必要数据等方面有极其重要的意义。
The probabilistic method for transient stability assessment is an important supplement to conventional method, but its calculation burden is too heavy.
暂态稳定评估的概率方法是对传统方法的重要补充，但其计算量较大。
Calculation of the controlling unstable equilibrium point (CUEP) is important in the direct method for power system transient stability analyses.
主导不稳定平衡点(CUEP)的计算在电力系统暂态稳定分析直接法中具有重要意义。
Process transient stability simulation calculation based on power flow which USES the different accuracy of synchronous generator mathematical model in power system comprehensive program.
采用电力系统综合程序不同精度的同步电机数学模型，基于潮流进行暂态稳定仿真计算。
With a very few times of numerical integral calculation, the final scheme of emergency control maintaining the transient stability of power systems can be determined.
通过很少次数的数值积分，便可以快速准确地遴选出保持系统暂态稳定的控制方案。
The performance of multifrontal method is evaluated and compared with direct sparse factorization method through load flow calculation and transient stability simulation using IEEE benchmark data.
以IEEE检验系统为例，通过数值试验将多波前算法与电力系统分析中常用的稀疏三角分解技术进行对比分析。
The performance of multifrontal method is evaluated and compared with direct sparse factorization method through load flow calculation and transient stability simulation using IEEE benchmark data.
以IEEE检验系统为例，通过数值试验将多波前算法与电力系统分析中常用的稀疏三角分解技术进行对比分析。
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