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直流系统接地故障的自动检测
引用本文:陈占方,汪风英.直流系统接地故障的自动检测[J].仪表技术与传感器,1997(9):28-30.
作者姓名:陈占方  汪风英
作者单位:中国船舶总公司船用电子仪器研究所
摘    要:在发电厂和变电所内,直流系统接地故障的检测,过去一直采用手动方式来完成。这样,既费事又危险。我们研制的直流系统接地自动检测装置不需停电,可自动检测直流系统接地故障。本文介绍了该装置的原理、组成和主要电路。

关 键 词:发电厂  直流电力系统  接地故障  自动检测

Automatic detection for DC System Ground Fault
Chen Zhanfang,Wang Fengying and Yang Jian Marine Electronic Instruments Institute,Yang Zhou ..Automatic detection for DC System Ground Fault[J].Instrument Technique and Sensor,1997(9):28-30.
Authors:Chen Zhanfang  Wang Fengying and Yang Jian Marine Electronic Instruments Institute  Yang Zhou
Affiliation:Chen Zhanfang,Wang Fengying and Yang Jian Marine Electronic Instruments Institute,Yang Zhou 225001.
Abstract:In electric power plants and substations, a detection of DC system ground fault was usually completed in hand manner, which is very much trouble and danger. A new instrument developed by us can automaticlly detect DC system ground fault and needs no to cut AC power. The advantages of the new instrument are convenient and safe. The principle, composition and major circuits of the detector are described in this paper.
Keywords:Power Plant  DC Power System  Ground Ffault  Automatic Detection    
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