距离保护
- 名distance protection
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基于MATLAB状态流的距离保护仿真建模与分析
Distance Protection Model Simulation and Analyses Based on MATLAB / Stateflow
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基于DSP的微机距离保护的研究与开发
Research and Development of the Microcomputer Distance Protection Based on Digital Signal Processor
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基于神经网络和DSP的输电线路距离保护研究
Study of Distance Protection Scheme of Transmission Line Based on Neural Network and DSP
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基于DSP的输电线路距离保护装置设计
Design of Distance Protection Device Based on DSP
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基于Matlab和ATP的微机距离保护动态仿真
Dynamic simulation of microprocessor-based distance protection based on Matlab and ATP
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同基于BP网络的神经网络式距离保护的训练时间相比,所需的网络训练时间大大减少。
Compared with the one based on BP network , this method spends less training time .
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基于Matlab的计算机距离保护微分方程算法仿真与研究
Simulating and studying differential equation algorithms of the digital computer distance relaying protection based on Matlab
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采用各种距离保护思想、算法,采用C语言进行计算,比较各自的时限特性,得出反时限特性比较好的算法及其整定思路;
Then many distance protection thoughts and algorithms are adopted to compare each inverse time characteristic , better arithmetic and set thoughts are got .
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基于小波变换的HVDC线路行波距离保护
Distance Protection Scheme with Traveling Wave for HVDC Line Based on Wavelet Transform
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CVT暂态特性对工频变化量距离保护的影响
Influence of transient process of CVT on incremental power frequency distance relay
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利用MATLAB仿真软件建立了典型的配电网模型、直接并网及逆变并网两类分布式电源模型。详细阐述距离保护的保护原理和整定原则。
Distribution systems model and DG model are built in MATLAB . The theory and setting principle of distance protection are introduced in detail .
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TCSC动态基频阻抗对距离保护的影响
The influence of TCSC dynamic power frequency impedance on distance protection relay
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含UPFC线路的自适应距离保护研究
Study on Auto-adaptive Distance Protection for Transmission Line with UPFC
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本文所提出的智能式距离保护方法综合了改进遗传算法(GA)和误差反向传播算法(BP)的优点。
The intelligent distance protection combines the advantages of the improved genetic algorithm ( GA ) and the error back-propagation algorithm ( BP ) .
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本文就PT、CVT的暂态特性及对距离保护的影响进行了比较。
The influence of transient characteristics of Pt and CVT on distance protection is compared in the paper .
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TCSC对故障分量距离保护的影响
Influence of TCSC on Fault Component Distance Protection
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文章最后还介绍了高温超导输电电缆另外两种保护方法:距离保护以及基于tgθ的失超监测。
Finally , the paper introduces other two protection methods of HTS cable : distance protection and quench inspection based on tg θ .
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认为稳态条件下,距离保护性能不受TCSC的影响;
It is concluded that TCSC has no effect on distance protection relay under normal condition .
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本文采用了两种阻抗算法课题,运用MATLAB语言对电力系统计算机距离保护进行仿真。
This subject is to use MATLAB language carrying on digital simulation to power system , and the simulation to circuit , it has adopted two kinds of impedance algorithms .
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分析了PSCAD/EMTDC的软件结构,提出了基于PSCAD/EMTDC和C语言接口技术的自定义模型的实现方法,用C语言构建了以实际保护装置为原型的数字式距离保护模型。
The program structure of PSCAD / EMTDC is analyzed , and the method of realizing the user-defined model which is based on the interface technique between PSCAD / EMTDC program and C language is presented .
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利用各种故障情况下的电磁暂态分析程序ATP仿真数据对所提算法进行的仿真结果表明,该算法大大改善了解微分方程算法的高频特性,适用于高压和超高压输电线路的距离保护。
ATP simulation under various fault conditions shows that this algorithm remarkably restrains the high-frequency noises . So it is suitable for the EHV transmission line protection .
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LFP系列接地距离保护反向故障误动分析
Analysis of Error Action of Ground Distance Protection of LFP System in Anti Faults
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500kV变电站大面积距离保护异常告警的分析
Large Scale of Alarm for Distance Protection 's Abnormity in 500 kV Substation
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110kV线路距离保护的复合选相元件
Complex selector for the distance protection of 110 kV transmission line
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220kV馈供线路接地距离保护零序补偿系数选择
Selection of Zero-sequence Compensation Coefficient for Grounding-fault Distance Protection of 220 kV Feeders
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一起500kV线路距离保护误动分析
Analysis of 500 kV Line Distance Protection Maloperation
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克服距离保护暂态超越的新方法在此基础上,提出了利用多种傅氏算法相配合解决CVT暂态超越的新方案,并对其进行了仿真验证;
Novel Algorithm for Overcoming the Transient Overreach of Distance Protection to put forward the approach to eliminate the transient overreach of CVT and validate it ;
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这里提供了一组从RL输电模型通过差分方程导出的用于电网距离保护的新算法。
A series of new algorithms which deduced from difference equation with the RL-model for the distance protection in a network is provideed .
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500kV线路距离保护零序补偿系数分析及在校验中的应用
Analysis of Earth Fault Compensation Factor in Digital Distance Realy and its Application for Testing
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湖北电网220kV线路距离保护整定计算问题探讨
Discussion on Setting Calculation of Distance Protection for 220 kV Lines in HuBei Power Grid