perturbation power spectrum 微扰功率谱
power perturbation 功率微扰
Output Power Perturbation 输出功率扰动法
Active Power Perturbation Analysis 有功功率小扰动分析
power gain of perturbation 扰动功率增益
power system singular perturbation model 电力系统奇异摄动模型
Using singular perturbation model, by the example of a simple power system losing stability in big disturbance, this paper analyses the mid-long term instability mechanisms affected by slow dynamics.
采用奇异摄动模型，通过一个简单电力系统在大干扰下发生中长期失稳的实例，分析了慢动态对系统中长期失稳的影响。
The results of simulation show that stability of power system and the controllers possess very high property of robustness for the perturbation in the system parameters.
研究表明，该方法是处理电力系统暂稳控制的有效手段，控制器对系统参数摄动具有良好的鲁棒性。
This paper investigates the orbits of sub-harmonic and chaos in power system under periodic and quasi-periodic perturbation.
研究了电力系统在周期和准周期扰动下的次谐和混沌轨道。
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