高速列车实时追踪的光纤光栅压力传感系统研究

The Application of Optical Fiber Grating Pressure Sensor on Train Real-time Tracing System

简述了光纤光栅压力传感器的测量原理 ,介绍了适用于高速列车实时追踪的光纤光栅压力传感系统的结构特点及相关实验。文中介绍的光纤布喇格光栅压力传感系统结构简单、成本低 ,可及时给出列车位置、列车长度、车速以及列车运行加速度等参数 ,并可对列车脱节等问题作出快速的判断 ,测量时间约 1ms/点。

This article describes the measure principle o f optical fiber grating pressure sensor, recommending its structure characterist ic and relative experiments on train real-time tracing system.