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- A novel comprehensive nonlinear state feedback controller for steam-valving and excitation system was designed to enhance power system stability. 针对电力系统暂态过程的非线性特性,利用励磁控制和汽门控制的特点,以功角和电压稳定为目标提出一种发电机汽门和励磁综合控制思想。
- Under the circumstance of interconnection of power network,the dynamic characteristic of generator excitation system has significant effect on power system stability. 在全国联网的形势下,发电机励磁系统动态特性显著影响系统的稳定水平。
- Conciliating the settings of multi-generators’excitation system can improve the stability level of power system on the base of self-stability and has positive meaning to power system stability. 多机励磁参数协调优化能够在保证励磁控制器稳定的基础上,提高系统的稳定性,对电力系统稳定有积极的影响。
- This machine is equivalent to a two hydraulic turbines and Management (HTG), excitation system and the power system stabilizer (PSS). 这两台机相当于一台水轮机和管理(HTG),励磁系统和电力系统稳定器(PSS)。这三个模块位于“涡轮和调速”子系统中。
- The proportional and integral (PI) + Power System Stabilizer (PSS) controller is mostly used in excitation systems today. 比例积分+电力系统稳定器控制(PI+PSS)是当前应用最广泛的励磁控制方式;
- Digital Simulation of Excitation System and Power System Stabilizer and Its Field Test in Guangxi 广西励磁系统及其电力系统稳定器数字仿真和现场试验研究
- The influence of generator excitation system and static var compensator (SVC) on stability of long-distance transmission system is great. 发电机励磁系统以及静止无功补偿器(SVC)对远距离输电系统的稳定性有很大影响。
- The constant reactive power excitation control strategy is deducted using nonlinear zero dynamic method and the system stability under this control strategy is verified. 推导了使用非线性零动态方法实现的发电机恒无功励磁控制规律,并对采用这种控制规律后,系统的稳定性做了详尽的分析。
- Modifies thermal control method to improve system stability. 调整了散热控制;增加系统的稳定性.
- Finally,based on a 2-area 4-machine power system,dynamic simulations are carried out to make a comparison between the effects of AVR+ PSS excitation system and the two nonlinear robust controllers in improving transient stability of the system. 最后采用2区4机系统进行了动态仿真,以比较这2种鲁棒控制器以及自动电压调节器+电力系统稳定器(AVR+PSS)励磁系统在提高电力系统暂态稳定性方面的控制功效。
- It mainly describes the conformation, property and function of this excitation system. 主要介绍该励磁系统的构造、能和功能。
- The generator excitation system consists of mechanically and electrically coordinated components. 发电机的励磁系统由机械上和电气上协调配合的部分组成。
- The generator voltage regulator provides the essential control of the generator excitation system. 发电机电压调节器提供了发电机励磁系统的必要控制
- IEEE Std 421.4-2004,IEEE Guide for the Preparation of Excitation System Specifications[S]. 大型水轮发电机静止励磁系统及装置技术条件.;电力行业标准[S]
- Readers may have also noticed a reference to a Financial System Stability Assessment FSSA. 读者也许亦会留意到总结中提到金融体系稳定评估。
- The continuously acting automatic excitation system to control a generating unit terminal voltage. 控制发电单元机组端电压的连续动作的自动励磁系统。
- How much is the rating of the excitation system above that of the generator field current? 励磁系统的电流额定容量比发电机磁场电流容量高多少?
- Reclosing at optimal time can largely improve system stability even if reclosing on permanent fault. 即使是重合于永久性故障,只要在最佳时刻重合闸同样可以显著改善系统的稳定性。
- This paper briefs the positive and negative excitation system(PNE)and its controller. 简单介绍了正负励磁系统及其控制系统;
- Operation verifies the validity of this design, effectively reducing fault rate and elevating system stability. 投产运行表明,该措施可以有效地降低装置故障率,提高增压系统的稳定性。