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- One is the low bus voltage at Omei substation;and the other is the low frequency oscillation problem. 目前台电系统中存在两个主要问题：一个是峨眉汇流排电压过低的问题，另一个是潜藏在区域间的低频振荡问题。
- 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. 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。
- WU Min-hui,ZHANG Rong-lin.Researches on the low frequency oscillation and its control methods of the interties between Fujian and East China [J].Fujian Powerand Electrotechnics , 2001,21 ( 1 ): 9-12. [1]吴敏辉;张榕林.;福建与华东联网后低频振荡及其抑制措施的研究[J]
- 6, we brief introduce the restraining scheme to the low frequency oscillation and the restraining measure based on the power electronic device; 第六章简要介绍了低频振荡的抑制方案和基于电力电子装置抑制措施；
- In audio, a very low frequency oscillation often resulting from a positive feedback path in an amplifier system. 在音响设备中出现的振荡频率极低的低频振荡，常因放大系统的正反馈回路引起。
- A combined power system adaptive stabilized apparatus GPSS is designed to suppress low frequency oscillation and to improve power system stability. 为了抑制电力系统因负阻尼而产生的低频振荡;提高电力系统稳定性;设计了一种组合电力系统自适应稳定器GPSS(以下简称自适应稳定器GPSS).
- the low frequency oscillation 低频振荡
- The influence of inertia constant (H_D) of induction motor on low frequency oscillation (LFO) was studied. 研究感应电动机惯性时间常数HD对电力系统低频振荡(LFO)的影响.
- The validity study of Prony analysis for low frequency oscillation in power system.Electric Power,2001,11(34):38-41. Prony算法分析低频振荡的有效性研究.;中国电力;2001;11(34):38-41
- A combination power system hybrid adaptive stabilizer GPSS is designed to suppress low frequency oscillation and to improve power system stability. 为了抑制电力系统因负阻尼而产生的低频振荡，提高电力系统稳定性，设计了一种组合电力系统混合自适应稳定器(GPSS)。
- A combination power system hybrid adaptive stabilizer GPSS is designed to suppress low frequency oscillation andto improve power system stability. 为了抑制电力系统因负阻尼而产生的低频振荡,提高电力系统稳定性,设计了一种组合电力系统混合自适应稳定器(GPSS)。
- The validity study of Prony analysis for low frequency oscillation in power system [J].Electric Power, 2001, 34(11): 38-41. Prony算法分析低频振荡的有效性研究[J].;中国电力;2001;34(11):38-41
- The validity study of prony analysis for low frequency oscillation in power system[J].Electric Power,2001,11(34):38-41(in Chinese). Prony算法分析低频振荡的有效性研究[J].;中国电力;2001;11(34):38-41
- Finally, we try to find out the reason of low frequency oscillation of a CMSDA ( Cascode Multi-Stage Distributed Amplifier ) and the way to solve this problem. 再来，我们利用一个设计失败的多级串叠分布式放大器来讨论低频震荡的产生原因与解决方法。
- Thus it realized effective extraction of all parameters of LFO signals and put forward a new explanation of the mechanism of very low frequency oscillation. 其次运用该文推导的阻尼比计算公式提取各振荡模态分量阻尼比，从而实现低频振荡模态参数的有效提取。
- Because of the biggish inertia of boiler, the disturbance of combustion ratio cannot invoke power system low frequency oscillation of resonance mechanism. 由于锅炉具有很大的惯性，锅炉燃烧率扰动很难引起电力系统发生共振机理的低频振荡。
- The direction of the low frequency current with maximum frequency was also WSW. 低频流出现频率最多的方向和潮流基本一致。
- This is effective in preventing low frequency oscillation (of a few Hz or less) and has a particular effect on the rising waveform for a step change in pressure. 这有效地防止了低频震荡（几个赫兹或者更低），并且对压力小幅变化的上升波形产生特别的影响。
- Winter is the low season at seaside hotels. 冬季是海滨旅馆业的淡季。
- Besides, the effect of power system stabilizer (PSS) in enhancing the damping during dominant low frequency oscillation mode of power grid is researched. 研究了电力系统稳定器对系统主导振荡模式的阻尼作用。
