| 直流系统接地故障检测方法的研究 |
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| 引用本文： | 田伟达. 直流系统接地故障检测方法的研究[J]. 东北电力学院学报, 2011, 31(1): 65-68 |
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| 作者姓名： | 田伟达 |
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| 作者单位： | 东北电力大学,电气工程学院,吉林,吉林,132012 |
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| 摘 要： | 变电站及发电厂的直流系统为各种监控保护设备、信号通信系统及事故照明提供可靠稳定的电源.由于其在二次系统中所起到的重要作用,直流系统自身的可靠及安全将直接影响到整个系统的安全.而直流系统异常接地,更是成为电力系统更大故障的事故隐患.分析用电桥平衡原理、变频探测原理、差流检测原理检测接地故障的特点及局限性,以便工作人员根据...
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| 关 键 词： | 直流系统 接地故障 检测方法 |
DC system ground fault detection examination |
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| TIAN Wei-da. DC system ground fault detection examination[J]. Journal of Northeast China Institute of Electric Power Engineering, 2011, 31(1): 65-68 |
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| Authors: | TIAN Wei-da |
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| Affiliation: | TIAN Wei-da (Electrical Engineering College,Northeast Dianli University,Jilin Jilin 132012) |
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| Abstract: | Transformer substations and power plants provide a reliable and stable power supply for various monitoring and protection equipment,signal communication system and emergency illumination.As the important function as its in the second system,the DC system reliability and safety affect the security of the entire system directly.The unusual grounded DC system,is becoming a larger power system fault accidents.This paper analyzes Ground fault detection features and limitations that recommend the electrical bridg... |
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| Keywords: | DC system Ground fault Detection method |
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