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对牵引供电系统接触网保护回路的探讨
引用本文:陈 刚,汪承勇.对牵引供电系统接触网保护回路的探讨[J].佛山科学技术学院学报(自然科学版),2014(2):32-35.
作者姓名:陈 刚  汪承勇
作者单位:[1]武汉铁路职业技术学院电子电气工程系,湖北武汉430205 [2]武汉铁路局襄阳供电段,湖北襄阳441003
基金项目:中央财政支持专业建设研究专项课题资助项目(DZZXH201303)
摘    要:对电气化铁路AT、直供等不同制式牵引供电系统中保护回路进行分析,研究保护回路对铁路信号、供电系统等铁路行车相关设备的典型影响。对保护回路引起的红光带、网压过低、地网带电等典型故障现象进行深人分析.给出处理方法和预防措施。提出接触网设备保护回路属于牵引供电系统主导电回路的新观点。

关 键 词:保护回路  供电系统  吸上线  保护线  主电路

Study on the protective circuit of the overhead contact line in traction power supply system
CHEN Gang,WANG Cheng-yong.Study on the protective circuit of the overhead contact line in traction power supply system[J].Journal of Foshan University(Natural Science Edition),2014(2):32-35.
Authors:CHEN Gang  WANG Cheng-yong
Institution:2 (1. Electronic and Electrical Engineering Department, Wuhan Railway Vocational College of Technology, Wuhan 430205,China ;2. Xiangyang Power Supply Section, Wuhan Railway Bureau, Xiangyang 441003,China)
Abstract:The protective circuit of different traction power supply systems are analyzed for supply directly, AT and so forth on the electrified railway. It studies is the typical effect of the protective circuit running on the reated equipments like railway signal and power supply system. A series of typical faults like the red zone, low voltage on the system and the charged earth screen are analyzed. The treatment methods and preventive measures are provided . The new idea that protective circuit of the overhead contact line system should also part of the main circuit of traction power supply system is proposed.
Keywords:protective circuit  power supply system  boosting cable  wire of protection  main circuit
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