测量轨距的激光传感器驱动电路设计  

Laser Sensor Driver Circuit Design ror Measuring Rail Gauge

作　　者：李善飞 林凤涛 徐慧敏 Shanfei Li;Fengtao Lin;Huimin Xu(China Railway Electrified Railway Operation Management Co.LTD,Traction power supply technology Railway Industry Engineering Research Center,Beijing 100070;Key Laboratory of vehicle and equipment,Ministry of education,East China Jiaotong University,Nanchang,Jiangxi 330013)

机构地区：[1]中铁电气化铁路运营管理有限公司牵引供电技术铁路行业工程研究中心,北京100070 [2]华东交通大学载运工具与装备教育部重点实验室,江西南昌330013

出　　处：《铁道技术标准（中英文）》2022年第4期18-24,共7页Railway Technical Standard(Chinese & English)

摘　　要：激光测距是现代测量中的一种常用方式,其高频精确的非接触式测量适合在铁路轨距检测中应用。设计激光安装结构实现调节激光位移传感器的水平转角和仰俯角度,并结合激光检测系统原理,设计电机控制模块及放大、滤波、A/D转换功能的信号处理电路,并实现模拟信号处理、输出,完成激光测量轨距的硬件电路主要模块设计。Laser ranging is a common method used in modern measurement,and its high-frequency accurate non-contact measurement makes it suitable for railroad gauge detection.The laser mounting structure is designed to realize the adjustment of horizontal rotation angle and pitch angle of laser displacement sensor,and combined with the principle of laser detection system,the motor control module and signal processing circuit with amplification,filtering and A/D conversion functions are designed,and the analog signal processing and output are realized to complete the design of the main modules of the hardware circuit for laser measurement of rail gauge.

关 键 词：激光测距 电路模块 硬件设计 信号处理 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]