To analyze harmonic accurately is significant to the stability of power system.
准确的谐波分析对电力系统稳定具有重要意义。
How to use transformer to improve the stability of power system and the power quality is concerned.
如何利用变压器提高系统运行稳定性和用户端电能质量一直是电力工程关注的问题。
Steady-state voltage stability of power system is an important subject in modern bulk power networks.
电力系统的静态电压稳定性是现代大规模电力网络所面临的需要特别关注的问题。
The correct and reliable action of protection relay relates to security and stability of power system.
继电保护的正确可靠动作，关系到电力系统的安全稳定运行。
Transmission line tower grounding is of crucial importance to the safety and stability of power system.
输电线路杆塔接地对电力系统的安全、稳定运行至关重要。
The advent of WAMS (wide area measurement system) provides a new way for studying multi-swing stability of power system.
广域测量系统(WAMS)的出现为电力系统多摆稳定性评估提供了新的契机。
Based on the theory of EEAC, transient stability of power system was estimated by identifying the dynamic saddle point .
在轨迹降阶的基础上，根据EEAC理论，通过识别聚合轨迹的动态鞍点来判断轨迹的稳定性。
Modern excitation system plays an important role in improving the reliability of generator and stability of power system.
同步发电机励磁系统对机组安全和电力系统的稳定性起着重要作用。
As the hub of power system equipment, power transformer's safety relates to security and stability of power system equipment.
电力变压器作为电力系统的枢纽设备，其安全可靠的运行关系到电力系统的安全与稳定。
The conclusion provides academic bases to restrain LFO and SSO and is significant to the security and stability of power system.
其结论对系统中低频振荡和次同步振荡的抑制提供了理论依据，对系统的安全稳定运行有参考价值。
The parameter setting of voltage regulator directly impacts the forced excitation effect and transient stability of power system.
电压调节器参数设置直接影响励磁机的强励效果和系统的暂态稳定性。
It is the first thing to explain the stability of power system and the influence which the excitation system work on the stability.
首先进行电力系统稳定性分析以及励磁系统对电力系统稳定性的影响。
The management mode can guarantee security and stability of power system efficiently, but its economy is rigescent and unoptimizable.
这种管理模式能够较高效地保障系统的安全稳定性，然而对系统经济性的追求具有僵化和非最优的不足。
The security and stability of power system and the economic factors should be considered before breaking the electromagnetic loop circuit.
重点研究特高压同步电网是否能满足我国电力系统安全稳定性的标准要求。
In order to improve transient stability of power system at present, this paper presents a novel excitation system based on full controlled devices rectifier.
为提高电力系统的暂态稳定性，提出一种基于全控器件的新型励磁系统。
Transmission lines are important power transmission equipments, transmission line icing poses a serious threat to the security and stability of power system.
输电线路是电能传输的重要设备，线路覆冰给电力系统的安全稳定运行造成严重威胁。
The research result shows that intelligence variable structure PSS is easy to implement, has good robustness, and can improve the stability of power system effectively.
研究结果表明，智能变结构pSS易于实现，鲁棒性好，能有效地改善电力系统的稳定性。
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.
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。
As one of the most important features in power market, ancillary service plays a critical role in ensuring the stability of power system and the quality of power energy.
辅助服务是电力市场最重要的特征之一，在保障电力系统稳定和电能质量方面起着至关重要的作用。
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。
Simulation results show that nonlinear state PI SVC controller cooperating with the excitation system of generator can improve dynamic stability of power system effectively.
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。
A variable structure controller for Static var Compensator (SVC) which can improve power Angle stability of power system and local voltage characteristics of SVC is proposed.
本文提出了能同时改善电力系统功角稳定和装设点电压动态特性的用于静止无功补偿器(svc)的变结构控制器设计方法。
In recent years, more and more researchers have realized that voltage stability of power system is a dynamic phenomenon, and voltage collapse point can be predicted in advance.
近些年，越来越多的人认识到电力系统电压稳定问题是一个动态问题，而电压崩溃点是可以提前预知的。
Real-time power market eliminates the imbalance power through organizing real-time trades, so it plays an important role of maintaining the security and stability of power system.
实时电能市场通过组织实时平衡交易消除系统中的不平衡功率，对维持系统的安全稳定运行有重要意义。
As a mature, simple, effective and economic means the PSS has been used for improving the dynamic stability of power system. The widespread adoption of the PSS in China is proposed.
PSS作为成熟的技术已在世界各地得到普遍的采用，建议我国各电力局进一步推广采用这一简单、经济、有效的实用技术，以提高电力系统的动态稳定。
The impact loads of grand steel plant have influence on the stability of power system, especially the transient stability of the regional power system with weak power grid structure.
大型钢铁企业产生的冲击性负荷不仅会对附近电厂机组的正常运行造成影响，而且会对整个电网、尤其对网架结构较为薄弱的地区电网的安全稳定运行产生不利影响。
Because of development of heavy industry and increase of large power equipment. more intensive percussive load is formed in power network and influences stability of power system seriously.
由于重型工业企业及大型用电设备的不断增多，对电网形成了越来越强烈的冲击负荷，严重影响电力系统的稳定性。
The self-adaptive reclosure, which is aimed to distinguish the transient fault and the permanent fault, can reduce the power loss caused by faults and enhance the stability of power system.
区分瞬时性和永久性故障为目的的自适应重合闸，能减少故障对电能的损失，增强电网的稳定性。
The self-adaptive reclosure, which is aimed to distinguish the transient fault and the permanent fault, can reduce the power loss caused by faults and enhance the stability of power system.
区分瞬时性和永久性故障为目的的自适应重合闸，能减少故障对电能的损失，增强电网的稳定性。
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