利用这一模型,针对含有大型风电场的输电系统,对其静态电压稳定约束条件下的最大输电能力(TTC)展开研究。
Based on the proposed model, total transfer capability (TTC) of power system containing large-scale wind farms is investigated under the constraint condition of static voltage stability.
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。
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.
为解决电力系统的功角稳定和电压控制提供了新的可能的途径。
It provides a new feasible Scheme for power sys-tem in the Stability of power Angle and the Voltage Control.
电力系统电压暂态稳定在线预测分析的关键是寻找一种算法简单,精度高,预测时间长和鲁棒性好的预测模型。
The key problem of bus voltage predicted analysis on line is to research the predicted model, which includes simple algorithm, high accuracy degree, long predicted time and good robustness.
开发稳定、高效的人机系统是电压稳定性软件的重要组成部分,也是基础的部分。
The Stable and effective MMI is important base of the software of Power System Voltage Stability.
实验结果证明,该系统稳定可靠,对压力容器的应力及其它微伏级电压信号的自动测试具有推广借鉴价值。
The results show that the system is reliable, and it can be widely used in the fields of vessel pressure test and auto test of micro-scale voltage.
还就采用静止无功补偿器(SVC)提供动态无功支持,提高江苏系统电压稳定性进行了研究。
What's more, the enhancement of voltage stability of Jiangsu system, through static var compensator(SVC)providing dynamic reactive power support, was studied.
该方法可有效地应用于电力系统电压稳定分析与评估领域。
This method can be effectively used in the field of voltage stability analysis and assessment in the power system.
只需对系统进行两次常规潮流计算,即可根据公式迅速判断系统每一个节点的电压稳定性,同时计算出各个节点的电压稳定裕度。
After twice calculations to power flow, the static-voltage stability and voltage-stability indexes of every node can be judged and obtained respectively with the new formula.
提出了基于特征结构分析法(ESA)的电力系统静态电压稳定分析的新算法。
A new algorithm used for power system steady state voltage stability analysis based on eigenvalue structure analysis (ESA) method is proposed.
本文针对负荷特性和有载调压变压器对电力系统静态电压稳定性的影响展开研究。
This thesis carries out studies aiming at the impact of load characteristics and on load tap changer on voltage stability.
针对电力系统静态电压稳定性的弱节点排序问题,对灵敏度法和奇异参与因子法进行了比较。
The sensitivity method and the singular participation factor method in evaluating weak buses ranking of static voltage stability were compared with each other.
在连续潮流法的基础上,结合经过改进的差异进化算法,通过对变量的组合优化,求取系统静态电压稳定安全裕度。
By combining the continuous power flow method with improved differential evolution calculation, the static voltage stability margin is found via optimal grouping of relevant variables.
潮流雅可比矩阵最小奇异值可用来评估系统电压稳定裕度。
The minimum singular value of the power flow Jacobin matrix can be used to evaluate the voltage stability margin.
切负荷通常在紧急时期进行,如在容量不足、系统不稳定或电压控制时。
Load shedding is usually conducted during emergency periods, such as capacity shortages, system instability, or voltage control.
研究表明SVC控制可以延迟系统鞍结分岔点,大大提高系统电压稳定性。
The analysis indicated that SVC control could delay saddle-node bifurcation point and enhance voltage stability greatly.
有载分接开关(OLTC)的调节特性和负荷特性对电力系统电压稳定性具有极大的影响。
Both regulating characteristics of on-load tap changer (OLTC) and load characteristics greatly impact power system voltage stability.
对于包含STATCOM的单负荷-无穷大电力系统,分析了STATCOM对系统电压静态稳定性的作用。
In addition, we study the effect of STATCOM on static voltage stability of one-load infinite-bus power system.
本文以通用分岔分析软件AUTO 97为工具,应用分岔理论,对电力系统电压稳定性问题进行了研究。
In this thesis, using AUTO97, a general continuation and bifurcation software, the problem of voltage stability in power system based on bifurcation theory is studied.
无功优化是电力系统电压稳定与经济运行的核心问题,也是提高电力系统电压质量的重要措施。
Var optimization is core problem of voltage stability and economic operation of electric power system, also important measure to improve voltage quality.
近些年来,由于石油钻井事故的不断发生,人们开始意识到钻井系统电压稳定性研究的重要性。
In recent years, due to the oil drilling accidents occurred continuously, people began to realize the importance of the study of the drilling system's voltage stability.
电力系统的无功优化和无功补偿是提高系统运行电压,减小网损,提高系统稳定水平的有效手段。
Reactive power optimization and reactive power compensation in electric power systems are the efficacious means to elevate operation voltage, reduce power loss, and increase the stability level.
此外,本文还对复杂电力系统中临界电压稳定与同步稳定极限的条件进行了探讨。
Moreover, this paper presents an analysis for the conditions of the critical voltage stability and synchronism stability limit in the bulk power systems.
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。
These years, more and more power researchers have realized that voltage stability in power systems is a dynamic phenomenon, and voltage collapse point is predicted in advance.
本文围绕电力系统电压稳定和电压—无功控制策略问题开展研究。
This paper does study surround the analysis of power systems voltage stability and controlling strategy of voltage-reactive power.
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。
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.
电力系统的静态电压稳定问题是系统特性与负荷特性共同作用的结果。
The steady state voltage stability is concerned with both system characteristics and load characteristic.
本文主要进行交直流联合系统静态电压稳定性的研究。
This paper researches on the static stability of the AC/DC power system.
本文主要进行交直流联合系统静态电压稳定性的研究。
This paper researches on the static stability of the AC/DC power system.
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