As a part of EMS (Energy Manage system), the study of power system state estimation is significance.
作为能量管理系统(ems)的一个组成部分,电力系统状态估计的研究具有重要意义。
This paper presents a stable block QR based method for solving power system state estimation problem.
文中提出了一种基于分块QR分解的状态估计方法。
In this paper, the Householder orthogonal transform algorithm is used to solve the problems of power system state estimation.
本文提出用豪斯·霍尔德正交变换算法,求解电力系统的状态估计问题。
A new observability analysis algorithm for power system state estimation based on reduced network Jacobian matrix is proposed.
提出了一种新的基于降阶网络雅可比矩阵的电力系统状态估计可观测性分析方法。
Power system state estimation is usually formulated as a weighted least-squares problem and is solved iteratively by the normal equation method.
电力系统加权最小二乘准则的状态估计,通常采用正规方程法。
Power system state estimation is the core of electric energy management system and the bases of dispatch, control, security evaluation and so on.
电力系统状态估计是电力系统调度、控制、安全评估等方面的基础,也是电能管理系统的核心组成部分。
Recursive Measurement Error estimation Identification (RMEEI) method for dad data analysis in power system state estimation is proposed in this paper.
本文提出不良数据检测和辨识新算法——递归量测误差估计辨识法(RMEEI法)。
In this paper, to improve the precision of power system state estimation, a mathematical model is proposed in which the PMU data and SCADA data coexist.
文中提出了一种pmu与scada数据共存的数学模型用于电力系统状态估计。
The power system state estimation involves network topology, network observability analysis, state estimation and detection and identification of bad data.
电力系统状态估计的内容包括:网络拓扑分析、网络可观测性分析、状态估计、状态估计潮流、不良数据检测和辨识等。
This paper reports the development of a novel and effective approach in AC/MTDC (Multi terminal DC) power system state estimation, called improved sequential method.
综合分析了近些年来关于多端交直流系统(AC/MT DC)状态估计的算法,并提出了一种AC/MTDC状态估计分析的新算法———改进交替求解法。
Then the principles of hierarchical estimation and feed forward compensation are applied to derive the power system state estimation and load frequency control equations.
然后,应用分层估计和前馈补偿原理导出电力系统状态估计和负荷频率控制方程。
When the least square criterion is applied to the state estimation of a large scale power system, high order of the equation will make it ill-conditioned.
一个大型电力系统最小二乘方准则的状态估计,由于其阶数很高而出现病态倾向。
Its measuring principle and structure are presented. The applications of real time phasor are prospected in centralized monitoring, state estimation, FACTS and stability control of power system.
论述了相角测量装置的测量原理,以及实时相角测量装置和实时相角测量系统的构成,并展望了实时相角在集中监控、状态估计、FACTS、稳定控制等方面的应用。
State estimation is regarded as a basis for on line security monitoring functions in most modern power system control centers so that improving state estimation accuracy is very important.
状态估计是电力系统监控中心进行在线监控的基础,因此提高状态估计精度是非常重要的。
Secondly, based on state estimation in power system, establish equivalent model and the corresponding line estimation algorithm for any given transmission which need to be analysis.
其次,在电网状态估计基础上,建立针对任一输电线路载荷定值的在线估计等值模型和相应算法。
Secondly, based on state estimation in power system, establish equivalent model and the corresponding line estimation algorithm for any given transmission which need to be analysis.
其次,在电网状态估计基础上,建立针对任一输电线路载荷定值的在线估计等值模型和相应算法。
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