用于光纤弱磁场测量的单片机数据采集与处理系统

A Single-chip Microcomputer System for Data Collecting and Processing Used in the Weak Magnetic Field Sensor of Optical Fiber

介绍了基于磁致伸缩原理的光纤弱磁场测量传感器以及为提取被测直流、低频弱磁场信号而设计的单片机数据采集与处理系统,分析了该传感器的各项误差,并给出了实验结果。

In this paper,the principle of optical fiber magnetometer for measuring DC and low-frequency magnetic fields and the single-chip microcomputer system for data collecting and processing are described.The errors of the sensor are analysed,and the experimental results are shown.