This paper presents an optimized algorithm for feeder fault-location based on FTU.
提出一种基于FTU的配电网馈线故障定位优化算法。
On the basis of nodal admittance equation and the state of compensating device while fault occurs, a fault location algorithm suited to series compensation transmission lines is proposed.
作者基于传输线的节点导纳方程考虑了故障时串补装置的状态,提出了一种适用于串补线路的故障定位算法。
An index within the gradient information of the arc voltage on the local region of zero can reflect fault location effectively.
含有电弧电压在零区梯度信息的指标可以有效地反映故障位置。
It is based on a new concept called "Minority Bit", and the fault location test set so obtained is optimal.
它基于“少数位”的概念,所得的故障定位测试集是最佳的。
The electric voltage echo coefficient provides dependable theories to the power cable fault location.
电压反射系数为电力电缆故障测距提供了可靠的理论依据。
With more power cable application in transmission and distribution systems, the higher demand of cable fault location accuracy is necessary for reduction of the power cut loss.
电力电缆日益广泛地应用于输配电系统,为了减少电缆故障停电损失,对电缆故障测距的精度要求越来越高。
The location result is not influenced by fault resistance and inception Angle when wavelet transform coefficient of aerial mode current is used in fault location.
利用线模电流的小波变换系数进行测距,不仅不受故障电阻的影响,也不受故障起始角的影响。
The requirements of fault location signals to measurement transformers are analyzed.
分析了故障测距用行波信号对测量互感器的要求。
This paper Makes a deep research in the software and hardware realization of fault location system with radial feeders, stressing on the design of the hardware system and software programming scheme.
本文对基于“递进信息法”的配电网馈线故障定位系统的硬、软件实现进行了较深入的研究,重点设计了硬件系统和软件编程方案。
Linear programming approach combines with technique in tree of decomposition to realize fault location of large linear dynamic circuits quickly.
将线性规划方法与电路的树分解技术结合,实现大型线性动态电路中故障的迅速定位。
This system effectively solves some problems met by dispatching department such as passive line managing and maintenance, test measure singularity, low precision of fault location, etc.
该系统有效地解决了通信调度部门所面临的线路管理维护被动、测试手段单一和故障定位精度差等问题。
It is proved that the test system can fulfil the functions of function test and fault location.
实践证明,该测试系统能够较好的满足功能测试和故障定位的要求。
A quite equivalent decoupling method based on branch node for fault location in distribution network is presented.
提出了一种按分支节点完全等效解耦的配电网故障定位新方法。
Current Intellectual algorithm for fault location is often based on the topology of the whole net.
现有的配电网故障定位智能算法基本上都以整个网络拓扑作为故障定位的基础。
And the single phase grounding fault location for transmission line should be the emphases in power system fault detection.
因此输电线路的单相接地故障点定位应是电力系统故障检测的一个重点。
This paper systematically analyses existing domestic and foreign methods for single phase grounding fault location.
本文系统地分析了国内外现有的单相接地故障定位方法。
The traditional fault location method based on impedance can not overcome the effects of transition resistance, etc.
传统的阻抗法进行故障定位,难以克服过渡电阻等因素的影响。
It's one of the most important function for distribution automation to realize fault location, fault section isolation and service restoration in time when fault happens.
配电网发生故障时迅速判断故障地点并隔离故障区段,及时恢复供电,是配电自动化最重要的功能之一。
In fault location system based on traveling wave, the measurement accuracy of traveling wave velocity influenced the fault location accuracy to a certain extent.
行波故障测距系统中的行波波速测量的准确性在一定程度上影响了行波测距的精度。
Based on this principle, a new device for fault location of transmission line has been developed.
根据上述原理研制了新型输电线路故障测距装置。
The traveling wave fault location has high reliability accuracy and anti-disturbance capability , and it also immunes from the fault resistance and the neutral grounding modes.
行波测距法具有较高的可靠性和精度,抗干扰能力强,且不受故障电阻及系统运行方式的影响。
Because the impedance fault location method is easily influenced by the factor such as fault resistance, transformer error and asymmetrical line configuration, the fault location accuracy is lower.
由于阻抗法易受过渡电阻、互感器误差、线路结构不对称等因素的影响,所以测距精度不高。
Finally, this thesis presents the initial design scheme of fault location system hardware to implement algorithm.
最后,本文给出了实现该算法的故障测距系统硬件的初步设计方案。
The thesis makes primary researches on improving the measure precision and reliability of the fault location device.
本文针对如何提高故障测距装置的精度和可靠性做了初步的研究。
This article presents a searching tree based algorithm of fault location, isolation and restoration of distribution system on the basis of distribution network characteristics.
针对配电网络结构特点,提出了一种基于树形搜索的配电网故障区域检测、隔离及恢复算法。
The precise fault location performance is achieved by reverse inference and deep inference facing the fault models.
通过面向故障的反向推理和深度推理方法,完成故障的精确定位;
This paper presents a new fault location algorithm for multi-branch electric power lines.
以多分支输电线为研究对象,提出了一种新的故障定位算法。
A novel algorithm is presented for fault location in the complex multi-source power distribution system.
提出了一种适用于多电源复杂配电网的故障定位的新算法。
This paper presents a novel accurate fault location algorithm for UHV transmission line.
提出了一种新颖的超高压输电线路故障双端测距精确算法。
This paper presents a new single-end fault location device based on traveling wave, detailedly describing the design of its hardware and software as well as the research on fault location method.
为此,提出了一种基于行波法的单端故障定位装置的开发思路,并详细介绍了该装置硬件、软件的设计工作及故障定位方法的研究。
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