提出了一种计算最近电压崩溃临界点的实用算法。
A practical algorithm for calculating the closest point of collapse is proposed.
有载调压变压器被认为是造成电压崩溃的重要因素之一。
On-load tap changer (OLTC) is considered to be one of the important factors that results in voltage collapse.
电压崩溃;
如果系统的电压稳定指标趋近1,则表明系统临近电压崩溃。
If the voltage stability index approaches to 1, it shows that the power system draws near voltage collapse.
提出了一种用连续潮流技术识别和计算电压崩溃临界点的方法。
An identification and computation method of static voltage stability critical point by using the continuation method is presented.
阐述了一种估计电压崩溃临近程度的新指标——网损灵敏度指标。
A new index. system loss sensitivity, for estimating voltage collapse proximity is introduced in this paper.
按照系统的鞍结分叉点处的左特征向量来控制系统的行为可以最快地远离电压崩溃点。
Under the condition of suitable formulation, the power system can be away from the voltage collapse point, through controlling the left eigenvector of voltage collapse point.
本文对临界电压崩溃的运行点进行了特性分析,提出了一种求取电压崩溃临界点的新算法。
In this thesis, the characteristics of the critical voltage collapse operation point is analyzed and a novel method used to get the critical point of voltage collapse is put forward.
在综合分析电力系统电压崩溃事故的基础上,提出了一种新的避免系统电压失稳的甩负荷方案。
The paper proposes a new method to determine a viable load shedding scheme to avoid voltage collapse.
然后采用牛顿-拉夫逊法直接对最近电压崩溃临界点模型所构成的非线性方程组进行迭代求解。
Then using the approximate solution as initial value of iteration, the nonlinear equations for the closest point of collapse are solved directly by Newton-Raphson method.
通过对中心大城网供需关系紧张时需求侧用电行为的解析,阐明了中心大城网电压崩溃的潜在危机;
Providing supply demand situation tense in the big city′s power system, this paper analyses dynamic consumption behaviour in demand side, then points out its potential crisis of voltage collapsing.
应用连续变量线性反馈对一类由负荷无功功率变化引起的电压崩溃进行控制,仅用单个变量即可实现。
This paper applies a method of linear continuous variable feedback to the control of a kind of voltage collapses induced by reactive power changes, which only USES a single variable to feed back.
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.
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.
电压失稳、电压崩溃现象是物理问题,由电路理论可给出合理解释,在实验室环境下应该能够复现其机理本质。
Voltage instability and voltage collapse are physical topic, the explanation could be got from theory of circuit and appeared it's quality from experiment.
文中还证明了这一非横截交点恰好对应于静态分岔点即电压崩溃的临界点。文中结果对于防止电压崩溃、保证系统安全运行具有重要意义。
In the meantime, it is also proven that the non transversal intersection mentioned above exactly corresponds to the static bifurcation point, i. e. the critical point of voltage collapse.
文中还证明了这一非横截交点恰好对应于静态分岔点即电压崩溃的临界点。文中结果对于防止电压崩溃、保证系统安全运行具有重要意义。
In the meantime, it is also proven that the non transversal intersection mentioned above exactly corresponds to the static bifurcation point, i. e. the critical point of voltage collapse.
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