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小接地系统
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  non-solid earthed power system
     Analysis of fault line selection method of non-solid earthed power system based on RTDS
     基于RTDS的小接地系统单相接地故障选线方法比较分析
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     In this paper, a non-solid earthed power system based on RTDS is built , and typical faults on its transmission line are simulated to testify the efficiency of each selection method. By that, the most efficient one could be gained. 
     在RTDS上建立一个小接地系统,在其线路上模拟各种典型故障,测试各种选线方法对故障线路判别的正确与否,选出一个最适合用于小接地系统单相接地故障选线的方法。
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  “小接地系统”译为未确定词的双语例句
     A new single phase earth fault detection technique based on wavelet packet analysis is introduced in this article: The zero sequence power components are formed of the wavelet packets coefficients of the zero sequence voltage and currents, and are used to be the signs of fault detection, the fault detection is accomplished with comparing the phases of the power components.
     引入一种新的基于小波包分析的小接地系统单相接地短路故障选线方法:利用零序电压和零序电流的小波包系数构成零序功率分量,并以此构成故障选线保护判据,通过比较其相位特征完成故障选线工作。
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  相似匹配句对
     Connect the Choosing of Ground System to Use
     接地系统的选用
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     Grounding of Computer System
     微机系统接地
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     An Analysis of Line Breaking in Undercurrent Earthed System
     电流接地系统线路断线分析
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     The reform of 6kV neutral point ungrounded power system
     6kV电流接地系统改造
短句来源
     ISOLATION MONITORING AND FERROMAGNETIC RESONANCE OF LOW GROUND CURRENT SYSTEM
     接地电流系统的绝缘监视及铁磁谐振
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A new single phase earth fault detection technique based on wavelet packet analysis is introduced in this article: The zero sequence power components are formed of the wavelet packets coefficients of the zero sequence voltage and currents, and are used to be the signs of fault detection, the fault detection is accomplished with comparing the phases of the power components. A small Petersen coil grounded system is simulated in the article, analyzing and computing the simulation results, the rightness and availability...

A new single phase earth fault detection technique based on wavelet packet analysis is introduced in this article: The zero sequence power components are formed of the wavelet packets coefficients of the zero sequence voltage and currents, and are used to be the signs of fault detection, the fault detection is accomplished with comparing the phases of the power components. A small Petersen coil grounded system is simulated in the article, analyzing and computing the simulation results, the rightness and availability is proved.

引入一种新的基于小波包分析的小接地系统单相接地短路故障选线方法:利用零序电压和零序电流的小波包系数构成零序功率分量,并以此构成故障选线保护判据,通过比较其相位特征完成故障选线工作。利用MATLAB仿真了一个中性点经消弧线圈接地的小系统,通过对仿真结果的分析和计算,证明了此方法的正确和有效。

Single-phase grounding fault occurrs frequently in non-solid earthed power system. There are many ways for the fault line selection. In this paper, a non-solid earthed power system based on RTDS is built , and typical faults on its transmission line are simulated to testify the efficiency of each selection method. By that, the most efficient one could be gained.

小接地系统发生单相接地故障的几率很高,目前针对该故障的选线方法有很多种。在RTDS上建立一个小接地系统,在其线路上模拟各种典型故障,测试各种选线方法对故障线路判别的正确与否,选出一个最适合用于小接地系统单相接地故障选线的方法。

A new single-phase earth fault detection technique based on wavelet packet analysis is introduced. Zero sequence currents wavelet packets coefficient peak polarities of all lines and bus line are used to form a new criterion. As the signs of fault detection, the fault detection is accomplished by comparing the wavelet packets coefficient peak polarities. A small typical Petersen coil grounded system is simulated in the paper. After analysing and computing the simulation results, the rightness and availability...

A new single-phase earth fault detection technique based on wavelet packet analysis is introduced. Zero sequence currents wavelet packets coefficient peak polarities of all lines and bus line are used to form a new criterion. As the signs of fault detection, the fault detection is accomplished by comparing the wavelet packets coefficient peak polarities. A small typical Petersen coil grounded system is simulated in the paper. After analysing and computing the simulation results, the rightness and availability is proved.

引入一种新的基于小波包分析的小接地系统单相接地短路故障选线方法:利用各线路及母线零序电流的小波包系数的峰值极性,构成新的故障选线保护判据,通过判断峰值极性特征完成故障选线工作。利用Matlab仿真了一个典型的中性点经消弧线圈接地的小系统,通过对仿真结果的分析和计算,证明了此方法的正确和有效。

 
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