After discussing the conceptions of power system average frequency and power system oscillation period.
探讨了系统平均视在频率及振荡频率的概念。
This paper discusses the potential of applying energy storage systems to enhance power system oscillation stability.
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。
Method of power system oscillation mode identification utilizing matrix pencil constructed from sampled data is presented.
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。
The thesis aims to apply an appropriate control on UPFC to achieve a fast suppression for power system oscillation after some disturbance.
本文通过对UPFC实施合理控制，以期望快速显著地平息扰动后系统的功率振荡。
A new microprocessor algorithm, which based on instantaneous sampling values, is developed and tested to meet the calculation requirement when system oscillation occurs.
为满足振荡情况下电气量计算的要求，利用基于瞬时采样值的微机算法进行计算并对该算法进行了验证。
In allusion to the characters of system oscillation during single-phase recloser and three-phase recloser, the author put forward a new distance protection accelerating scheme.
针对单相重合闸与三相重合闸时系统振荡的特点，提出了新的距离加速保护方案；
They "want" to oscillate at a given frequency in the same way that a violin string does — a small amount of energy fed into the system, in almost any form, creates the oscillation.
它们“想”以小提琴琴弦一样的方式在给定的频率上进行振动——在小提琴中，以几乎任何形式馈入系统中的少量能量产生了振动。
The power system instability caused by oscillation under periodical load disturbance was analyzed.
分析了电力系统在周期性负荷扰动下的振荡失稳问题。
We obtain the relation between the frequency of the oscillation and the instric excitation of the system.
我们得到了系统振荡的频率与内禀元激发的关系。
An adaptive control method for chaos oscillation in power system is put forward in this paper.
提出了电力系统混沌振荡自适应控制的一种方法。
Pressure Oscillation often occurs in two-phase system even if it operates in steady state.
即使在稳态运行时，两相流体回路系统也经常会发生压力振荡现象。
In this paper, we report the influence of feedback strength on the oscillation pattern in optical system with competing interactions.
本文报道在具有竞争相互作用的混合光学系统中，反馈强度对振荡模式的影响。
The conclusions provide the important reference for the suppression of low frequency oscillation and stable operation in power system.
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 dynamic behaviour of the system is much similar to chemical oscillation.
这种系统的动力学行为与化学振荡非常相似。
The conclusion can provide reference to research into the causes of power system low frequency oscillation .
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。
Thyristor controlled series compensation (TCSC) possesses important meaning in damping low frequency oscillation in power system.
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。
Using the theory of differential dynamic system, destabilizing oscillation of the AC motor's were analyzed with electricity and mechanics coupling.
运用微分动力学系统理论深入分析了交流电机的机电耦联失稳振荡问题。
The simulation results indicate that the strategy can maintain the system voltage and prevent the over-control and control oscillation among the multi-methods.
仿真结果表明，该方法能有效地维持系统电压水平，同时防止多控制手段间的超调和调节振荡等现象。
The observed drawing of mold oscillation system is given by the author according to the monitoring strategy, and the corresponding observing parameters are chosen.
作者就根源性工况监测策略提出了结晶器激振系统的观察点图，并选取了其相应的观察参数。
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.
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 nonlinear oscillation of an unbalanced rotor system with unsymmetrical stiffness is studied.
对不对称转子系统的非线性振动问题进行了研究。
The mold and its oscillation system are the important part of the caster.
结晶器及其激振系统是连铸机中的重要组成部分。
A measuring system consisting of the sinusoidal oscillation air supply and the transducer in connection with respiratory system of man or animal is presented.
本文报导了一个由正弦振荡气源、换能器组成的测量系统。
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.
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。
Objective To evaluate the relationship between the pulmonary function with impulse oscillation system and postoperative respiratory complications of esophagus carcinoma and gastric cardiac carcinoma.
目的探讨脉冲振荡肺功能与食管癌贲门癌术后呼吸系统并发症的关系。
Power System forced power oscillation is a kind of low frequency oscillation caused by persistent periodic small disturbance.
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.
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。
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