超高压输电
- 网络ehv
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混合式超高压输电方案在阳江核电厂的应用
Use of Integrated EHV Transmission Project in Yangjiang Nuclear Power Plant
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超高压输电线路中,分布电容的影响不容忽略。
In EHV transmission lines , distribution capacity can 't be neglected .
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超高压输电线路工程航测GPS像控测量的原则和方法
Principle and Method of GPS Control Surveying of Photograph in Transmission Line Aerophotogrammetry
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中国国家电网公司(StateGridCorp.ofChina)说,在全国范围内建设一个超高压输电线路网络能够在长距离输电时降低功率损耗。
State Grid Corp. of China says building a nationwide network of ultrahigh-voltage transmission lines will reduce power losses when transporting electricity over long distances .
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介绍了一种基于DSP的新型超高压输电线路微机保护方案。
A novel UHV transmission line protection system based on digital signal processor ( DSP ) is introduced .
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SVC对限制超高压输电系统工频过电压的影响
Effect of SVC on restricting the temporary overvoltage of EHV transmission system
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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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500kV超高压输电线路导线翻转问题浅析
Study on Conductors Turn Over Problem in 500 kV EHV Power Transmission Lines
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经理论分析和EMTP仿真验证表明,该判别方法准确、有效,能够可靠地实现超高压输电线路上的单相自适应重合闸。
Theoretical analysis and EMTP simulation tests show that the proposed method is correct and valid to realize single-pole adaptive reclosure of transmission line .
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2将HHT用于电力系统的信号处理,并根据HHT的信号突变检测性能,提出了一种超高压输电线路的EMD故障测距方法。
HHT is used for the signal processing of power system . And based on the performance of signal break detection under HHT , a fault location method for EHV transmission lines is proposed .
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750kV超高压输电工程关键绝缘技术问题分析
Major Considerations on Insulation of 750 kV EHV Transmission Project
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笔者分析计算了SVC对提高系统输送能力和限制工频过电压的影响,讨论了超高压输电系统中部分应用SVC可以保证各种运行方式下的运行可靠性和经济性。
The effect of SVC on improving transmission capability and limiting temporary overvoltage is analyzed by calculation in this paper . An idea of employing SVC partly in the EHV system is discussed to ensure reliability and economy under different operation modes .
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调查和总结了500kV神侯回线的雷害故障,分析了引起雷害跳闸的原因,总结了故障点查找方法,提出了超高压输电线路防雷保护的对策。
Investigated and summarized thunderstroke malfunction about 500 kV Shen-hou second line . It analysed cause on account of thunderstroke malfunction , summarized method of lookup malfunction characteristic , advanced countermeasure of defending thunderstroke countermeasure of high voltage transmit electricity line .
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为了便于仿真,对超高压输电线路进行了一些必要的假设和简化处理。
To more easily simulate assumption about transmission lines are made .
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长棒型绝缘子在超高压输电线路中的应用前景
Application Prospects of Long Rod Insulator for Extra-high Voltage Transmission Line
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利用电流行波进行超高压输电线路故障类型识别的研究
Study of fault-type identification using current traveling-waves in extra-high-voltage transmission lines
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超高压输电线路模拟的研究
Study on the simulation of the ultra - high voltage line
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超高压输电线路新单端暂态量保护元件的实用算法
Principle and Algorithm of Non-unit Transient-based Protection for EHV Transmission Lines
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超高压输电线路串联补偿电容器的运行分析
Operation Analysis of Extra High Voltage Transmission Line Series Compensation Capacitor
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可控串补在超高压输电系统上的应用
Application of Controlled Series Compensation in AC Transmission System of Extrahigh Voltage
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最后结合工频量保护及单端暂态量保护的分析结论,对超高压输电线路继电保护的设计提出了几点建议。
Finally , the author presents some suggestions on line protection design .
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良导体地线限制超高压输电系统工频过电压的作用
Effect of ACSR on Suppressing Power Frequency Overvoltage of EHV Transmission System
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复杂地势下超高压输电线路的工频电场
Power-frequency Electric Field of EHV Transmission Lines Under Condition of Complex Landscape
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基于小波分析的超高压输电线路故障定位的研究
Research on fault location for EHV transmission line based on wavelet transform
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用变频信号进行超高压输电线路故障诊断初探
Investigation of Fault Diagnosis with Frequency varying Signals for EHV Transmission Lines
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基于暂态电流小波能量谱的超高压输电线路故障类型识别
Transient Current 's Energy Spectrum-Based Faulty Type Identification Method in EHV Lines
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串联补偿电容器在超高压输电系统中的应用
Application of Series Compensation Capacitor in EHV Power Transmission System
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超高压输电线路的发展性故障判别元件
An Evolved Fault Criterion for UHV Transmission Line Protective Relaying
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关于超高压输电线路建设与管理的几个问题
Some Views related to Construction and Management for Ultra-High Voltage Transmission Line
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基于暂态量超高压输电线路无通信保护的研究
Superpressure Power Transmission Line Non-Communication Protection Based on Transient Component