研究了将能量储存系统用于提高电力系统振荡稳定性的潜力。
This paper discusses the potential of applying energy storage systems to enhance power system oscillation stability.
分析了如何利用测量数据构造矩阵束并进行电力系统振荡模态辨识的方法。
Method of power system oscillation mode identification utilizing matrix pencil constructed from sampled data is presented.
提出了一种基于综合相量幅值和相位变化规律实时测量电力系统振荡中振荡频率及瞬时频率的算法，利用三相电流经相应变换获得综合相量。
An algorithm based on the magnitude and phase Angle of the generalized phasor to measure instantaneous frequency and swing frequency while the power swing occurred is presented.
分析了电力系统在周期性负荷扰动下的振荡失稳问题。
The power system instability caused by oscillation under periodical load disturbance was analyzed.
提出了电力系统混沌振荡自适应控制的一种方法。
An adaptive control method for chaos oscillation in power system is put forward in this paper.
使用该方法，可以研究电力系统遭受大扰动后的振荡模式和非线性动态行为。
Using this method, the oscillation modes and non-linear dynamic behavior of power systems subjected to large disturbances can be studied.
该研究结果对探讨电力系统低频振荡的产生原因具有一定的参考价值。
The conclusion can provide reference to research into the causes of power system low frequency oscillation .
可控串联补偿(TCSC)对于阻尼电力系统低频振荡具有重要意义。
Thyristor controlled series compensation (TCSC) possesses important meaning in damping low frequency oscillation in power system.
本文提出了用“频谱分析”的方法分析外部扰动引起的电力系统随机振荡，并建立了完整的数学模型。
This paper puts forward a "Spectrum Analysis" method to analyse the random power oscillation in power system caused by external disturbance, and sets up a complete digital model.
引入一种新的扩展小扰动稳定域的概念，以弥补原有小扰动稳定域无法考虑电力系统(超)低频振荡的不足。
A new type of extended small signal stability region (E-SSSR) is presented so that it can consider the low frequency oscillation phenomena captured in power system operations.
采用特征值分析法研究交直流电力系统中HVDC换流器控制对次同步振荡（SSO）模态阻尼的影响。
The influence of HVDC converter controls on the mode damping of sub-synchronous oscillations (SSO) in a AC/DC power system is investigated in this paper by using eigenvalue analytical method.
文中研究了发电机励磁顶值和PSS回路对电力系统的振荡失稳和混沌现象的影响。
In this paper, effects of hard lim it of the excitation and the loop of power system stabilizer PSS to the system oscillatory instability and chaos are studied.
二区域四机的仿真结果证明施加这种控制策略的电力系统稳定器抑制振荡能力更强，进入稳态时间更短。
Simulation results in two-area four-machine proves that power system stabilizer under this strategy has stronger capacity of checking shocks and becomes stable more quickly.
针对近年来电力系统低频振荡中出现的非线性奇异现象，阐述了发生这种现象的机理，并在文献1的基础上，把发电机的模型扩展到四阶。
For the nonlinear singularity phenomenon of power system, it is stated the mechanism of phenomenon. On the basis of references 1, the generator model is expanded to four dimensions.
仿真结果表明所设计的模糊电力系统稳定器比传统的电力系统稳定器能更有效地抑制系统低频振荡。
The simulation results indicate that the designed fuzzy power system stabilizer is better than the conventional fuzzy power system stabilizer in suppressing the low-frequency system swing.
小的干扰能够引发电力系统发生低频机电振荡，因此小干扰稳定是限制电力传输容量的主要因素之一。
Small signal stability becomes one of the important factors influencing transmission capacity because low frequency oscillation in power systems is always caused by small interference.
该研究结果对探讨电力系统低频振荡的原因具有一定的参考价值。
The conclusion can provide reference to research into the causes of power system low frequency oscillations.
在同步发电机组调速器侧装设电力系统稳定器是抑制电力系统低频振荡的有效措施。
Fixing power system stabilizer on the governor of synchronous generator is an effective method to restrain low frequency oscillation.
在仿真中采用详细的汽轮机压力功率模型，着重研究了汽轮机蒸汽压力脉动与电力系统发生共振振荡的关系。
The detailed pressure-power model of turbine is adopted in simulation, and then the relationships between turbo-pressure pulsation and power system forced oscillations are studied in particular.
所得结论对于电力系统低频振荡的抑制以及电力系统稳定运行具有重要的参考价值。
The conclusions provide the important reference for the suppression of low frequency oscillation and stable operation in power system.
如果判断出系统存在混沌现象，则设计模糊神经网络预测控制器，实现了对电力系统混沌振荡的预测控制。
If there is chaos oscillation in the power systems, a fuzzy-neural forecast controller is designed and forecast control is realized to the chaos oscillation.
目前，电力系统主要采用电力系统稳定器(PSS)和FACTS阻尼控制器来抑制低频振荡，提高系统小扰动稳定性。
Currently, Power System Stabilizers (PSS) and FACTS damping controllers are widely used to suppress the low frequency oscillations and to improve small signal stability.
同步转矩及阻尼转矩是两个在动态稳定研究中广泛应用的概念，它们对于电力系统低频振荡分析尤为重要。
Synchronizing torque and damping torque are two concepts widely used in dynamic stability studies and especially important to low-frequency oscillation analysis.
低频振荡是一种不利于电力系统安全和稳定运行的现象，而电力系统稳定器(PSS)可以有效抑制低频振荡。
Low frequency oscillation is harmful to power system security and stability, and as one of solutions power system stabilizer (PSS) can effectively restrain such a phenomena.
提出了计算电力系统非全相振荡时最大断口电势的简便方法。
A simple method for calculating maximum open-circuit potential was presented when power system was in the non-full phases and swings operation.
电力系统强迫功率振荡为持续的周期性小扰动所引起低频振荡现象。
Power System forced power oscillation is a kind of low frequency oscillation caused by persistent periodic small disturbance.
PSS装置的应用是电力系统解决系统低频振荡的有效途径，是保证电力系统安全、稳定运行所必不可少的方法。
The PSS equipment is used to eliminate the low-frequency oscillation in the electric power system to ensure safe and stable operation of the electric power system.
电力系统是典型的非线性系统，存在着复杂的混沌振荡，它威胁着系统的安全稳定运行。
Power system is a typical nonlinear system where complicated chaotic oscillations exist and threaten the secure and stable operation of power systems.
电力系统是典型的非线性系统，存在着复杂的混沌振荡，它威胁着系统的安全稳定运行。
Power system is a typical nonlinear system where complicated chaotic oscillations exist and threaten the secure and stable operation of power systems.
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