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。
Process transient stability simulation calculation based on power flow which USES the different accuracy of synchronous generator mathematical model in power system comprehensive program.
仿真计算表明，SVC与发电机励磁非线性状态PI协调控制器能有效地提高系统的暂态稳定性。
Simulation results show that nonlinear state PI SVC controller cooperating with the excitation system of generator can improve dynamic stability of power system effectively.
对多机系统的仿真结果表明：与常规控制相比，本文设计的汽门控制器能有效提高系统的暂态稳定极限。
The results of computer simulation show that the valve controller can raise effectively the transient stability limit in comparison with the conventional regulator.
本文提出了一种用于DTS暂态—准中期稳定仿真的高度简化的数学模型。
A highly-reduced model for DTS Transient-midterm stability simulation is suggested in the paper, inclulding the method to find the equivalent parameters in the new models.
以单机无穷大系统为例，较全面地仿真了UPFC及其控制参数对系统暂态稳定性的影响以及UPFC的电压调节和潮流控制能力。
The influence of UPFC and its controlling parameters on power system stability, capability of voltage regulation and power flow control are overall simulated on a one-machine to infinitive-bus system.
仿真结果表明，这种控制方法能有效抑制干扰，可以在大干扰条件下提高系统暂态稳定性。
The simulation results have shown that the control law discussed can attenuate the disturbances and apparently improve the transient stability when large disturbances occur.
采用MATLAB分析工具对单机无穷大系统暂态过程进行仿真，介绍了PSS的基本功能，并分析了PSS对于系统暂态稳定性的影响。
This paper simulates the transient process of a single machine infinite bus system in MATLAB and introduces the basic function of PSS as well as its influence on power system.
仿真结果表明，改进方案在提高暂态转矩稳定和有次同步谐振问题系统的稳定性比原方案更有效。
The simulation results show that the improved NGH scheme is more effective in improving both the transient torque stability and the system with SSR problems as compared with the original scheme.
通过在6机22母线系统的仿真结果表明，该控制器能提高电力系统的暂态稳定性和动态性能。
The simulation results in a 6-machine 22-bus power system demonstrate that the controller can greatly improve transient stability and dynamic performance of power systems.
以往的电力系统暂态稳定性的分析是针对事故前的一种给定注入进行事故过程的动态仿真或用暂态能量函数的方法进行的。
The transient stability of power system is used to be analyzed for a given pre-fault injection by using transient simulation method or transient energy function method.
仿真结果表明，所设计的控制系统可以有效地控制节点电压和线路潮流，改善系统的暂态稳定性。
The effects for enhancing the stability and dynamic performance of power system and controlling bus voltage and line power flow are illustrated by simulation o…
电力系统的系统设计、规划、运行和调度需要充分考虑系统的动态性能及其运行稳定性，即需要对其机电暂态过程进行仿真。
The dynamic characteristics and the stability of power systems need to be carefully considered in power system design, planning, and its operation and control.
仿真结果表明，该方法能有效地判断出系统的暂态稳定性，在程序设计上也具有较好的可扩展性和灵活性。
The simulation result shows that the method can effectively judge the transient stability of the system, and features better expandability and flexibility in program design.
仿真结果表明，当电压调节器的输出电压为最大值时，系统电压暂态稳定裕度没有达到最大；
Research results show that when the output of voltage regulator is the maximum value, the voltage transient stability margin of power system does not achieve its maximum;
计算机仿真研究表明，该控制方式不仅可以有效地改善电力系统的动态响应，而且可以显著地提高系统的暂态稳定极限。
Simulation performed on a 6-machine system shows that the proposed controller can not only improve the dynamic performance of the power system, but also can enhance the system transient stability.
计算机仿真研究表明，该控制方式不仅可以有效地改善电力系统的动态响应，而且可以显著地提高系统的暂态稳定极限。
Simulation performed on a 6-machine system shows that the proposed controller can not only improve the dynamic performance of the power system, but also can enhance the system transient stability.
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