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FTGS-917型轨道电路放大滤波单元探析
引用本文:林于晓,李威,王禹桥.FTGS-917型轨道电路放大滤波单元探析[J].城市轨道交通研究,2011,14(7):72-75.
作者姓名:林于晓  李威  王禹桥
作者单位:中国矿业大学机电工程学院,221008,徐州
摘    要:介绍了FIGS-917型轨道电路的结构组成和基本原理.通过现场对两种频段的放大滤波板信号传输特性进行测试,确认了放大滤波板的具体电路原理以及两种型号放大滤波板的差异,并分析了输出信号幅值与外电路负载的关系.该单元的测试分析结果对于研究FTGS轨道电路有一定的参考价值.

关 键 词:FTGS轨道电路  放大滤波板  传输特性  测试分析

On the Amplifying and Filtering Unit of FMS-917 Type of Track Circuit
Lin Yuxiao,Li Wei,Wang Yuqiao.On the Amplifying and Filtering Unit of FMS-917 Type of Track Circuit[J].Urban Mass Transit,2011,14(7):72-75.
Authors:Lin Yuxiao  Li Wei  Wang Yuqiao
Institution:Lin Yuxiao,Li Wei,Wang Yuqiao College of Mechanical & Electrical Engineering,China University of Mining & Echnology,221008,Xuzhou,China
Abstract:This paper introduces the structure and basic principle of FTGS-917 type of track circuit.Through testing the signal transmission process of two different frequency amplifier and filter boards,the specific circuit principle and the difference between them are obtained.In addition,the relation between the amplitude of output signal and the load of amplifier and filter board are analyzed.The results of this test and analysis provide significant value of reference in the investigation of FTGS type of track cir...
Keywords:FTGS track circuit  amplifier and filter board  transmission features  test analysis  
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