Firstly, this method USES the continuation power flow (CPF) technique and both of static security and transient stability constraints are considered.
算法采用连续潮流(CPF)技术并考虑了系统的静态安全约束和暂态稳定约束。
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.
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。
For the tangent plane can be achieved by running continuous power flow method only once, it's possible to realize the online calculation of the static voltage stability region.
由于利用文中方法只需通过一次连续性潮流计算即可获得稳定域边界上的切平面,使得稳定域的在线计算及可视化成为可能。
A comprehensive review of continuation power flow (CPF) and its applications in static stability analysis of power system is presented in this paper.
对连续潮流问题及其在电力系统静态稳定性分析中的应用进行了全面的综述。
The minimum singular value of the power flow Jacobin matrix can be used to evaluate the voltage stability margin.
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 continuous power flow method can readily overcome the abnormality of the power flow equation in neighborhood of limits and is frequently used for determining the static voltage stability margins.
连续潮流法能较好克服潮流方程在极限点附近的病态,是求取静态电压稳定裕度的常用方法。
Power flow can be exactly controlled and the technology also prevents disturbances from spreading, making a significant contribution to the stability of the European grid.
电流可以被精确地控制,而该技术还避免了扩伸造成的干扰,对欧洲电网的稳定性作出了巨大的贡献。
Continuation power flow method, the strong tool of voltage stability analysis, can overcome the problem of singularity of Jacobin matrix when running close to collapse point.
连续潮流算法是电压稳定分析的有力工具,能够克服接近稳定极限运行状态时的潮流不收敛的问题。
POS can supply more precise mathematical model to analyze the off-line power flow, stability and faults of the power system.
POS提供了更为精确的数学模型来离线分析电力系统的潮流、稳定性和故障。
For example, power flow, reactive power compensation, voltage stability, frequency stability, and analysis of long terms dynamic process.
比如,潮流计算、无功补偿规划、电压稳定、频率稳定及长期动态过程的分析等。
In tailrace tunnels of large hydropower station, a transient mixed free-surface-pressure flow may occur, which has a complex effect on the stability and transient of the power plant.
大型水电工程的尾水隧洞中可能会发生明满交替流动,给电站过渡过程带来很大影响,需要建立合理可行的明满交替流动数值计算模型。
The functions of the software are as follows: free creation of power system, GUI of load flow calculation and transient stability calculation, transient stability evaluation based on ANN.
系统主要包括以下几方面的功能:电力系统图的自由生成,潮流计算及稳定计算的友好数据输入输出界面,基于ANN的暂态稳定评估系统。
This paper reviews the progress and results of the researches on static state voltage stability in electric power systems via the load flow equations.
对潮流方程在电力系统静态电压稳定研究中的应用状况进行了综述。
Process transient stability simulation calculation based on power flow which USES the different accuracy of synchronous generator mathematical model in power system comprehensive program.
采用电力系统综合程序不同精度的同步电机数学模型,基于潮流进行暂态稳定仿真计算。
In voltage stability analysis, the critical points of static voltage stability usually correspond to simple fold points of power flow equations.
在电压稳定分析中,静态电压稳定临界点一般对应潮流方程的简单折叠点。
A algorithm for optimal power flow with transient stability constraints (OPFTSC) based on transient energy margin is presented in the paper.
本文提出了一种基于能量裕度灵敏度下的含有暂态稳定约束的优化潮流算法。
The way to keep the stability and order of the market is to input materials, power and information flow from outside so as to reduce the entropy of the market system.
实现市场稳定或有序的途径是通过外界给市场输入物质、能量和信息流,使市场系统的熵减小。
The result from steady state power flow calculation and stability analysis before and after the simplification shows that the distortion are fairly little, and it satisfies the request of simulation.
简化前后系统的稳定潮流计算及稳定性分析表明,简化前后系统的失真度很小,满足了实际仿真要求。
A new approach to solve the stability-constrained optimal power flow (SCOPF) based on a novel transient stability margin index and its sensitivities is proposed.
基于一种新型暂态稳定裕度指标,提出了求解含暂态稳定约束的最优潮流(SCOPF)新方法。
This paper proposes a new method for solutions of optimal power flow with transient stability constraints (OTS).
提出了求解暂态稳定性约束下最优潮流(ots)的新方法。
The effects for enhancing the stability and dynamic performance of power system and controlling bus voltage and line power flow are illustrated by simulation o…
仿真结果表明,所设计的控制系统可以有效地控制节点电压和线路潮流,改善系统的暂态稳定性。
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.
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。
The influence of UPFC and its controlling parameters on power system stability, capability of voltage regulation and power flow control are overall simulated on a one-machine to infinitive-bus system.
以单机无穷大系统为例,较全面地仿真了UPFC及其控制参数对系统暂态稳定性的影响以及UPFC的电压调节和潮流控制能力。
Optimal power flow with transient stability constraints in power systems is an important research subject of power system transient stability preventive control.
含暂态稳定约束的电力系统最优潮流是电力系统暂态稳定预防控制的重要研究课题。
Continuous power flow method is frequently employed when analyze electric power system voltage stability problems.
连续潮流方法是分析电力系统电压稳定问题的常用方法。
Some factors influencing ICP system stability are examined in this paper. These factors are R. F. power, coolant flow, sample introduction etc. The methods to diagnose and reduce drift are proposed.
对影响电感耦合等离子体系统稳定性的射频功率、氩气流速、进样条件等因素进行了考察,提出了判断和减小ICP 系统漂移的方法。
KJ271 underground staff positioning system with the features of far transmission distance, high flow, low-power, high-speed identification of mobile identity, fast identification and stability.
KJ271矿用人员定位系统具有传输距离远、大流量、超低功耗、高速识别移动标识物、快速的识别及其稳定的特点。
With the algorithm it is very easy to find out the power flow under heavily loading condition, as well as the static voltage stability limit.
利用该算法可以很方便地解出临近电压稳定极限的重负荷潮流和电压静稳极限。
During the process of closing loop, great circulation flow may emerged in power grid which may directly affect the security and stability of power grid.
在合环过程中,电网中可能产生极大的环流,将直接影响电网的安全稳定。
First, it presents a brief introduction to the static voltage stability analysis method used in the paper, namely continuation power flow method.
首先简要介绍了文中分析静态电压稳定问题的方法,即连续潮流法。
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