基于光纤传输和LabVIEW虚拟仪器的压力测量系统设计  

Design of Pressure Measurement System Based on Optical Fiber Transmission and LabVIEW Virtual Instrument

作　　者：刘麒[1] 王影[1] 李硕[1] LIU Qi;WANG Ying;LI Shuo(School of Information and Control Engineering,Jilin Institute of Chemical Technology,Jilin 132022,China)

机构地区：[1]吉林化工学院信息与控制工程学院,吉林吉林132022

出　　处：《仪表技术与传感器》2018年第9期75-78,共4页Instrument Technique and Sensor

基　　金：吉林省教育厅"十三五"科学技术项目(JJKH20170219KJ);吉林省教育厅"十二五"科学技术项目(吉教科合字2012第287号);吉林化工学院重大科技项目(吉化院重大合字2016第033号)

摘　　要：文中采用法布里光纤传感器,建立了传感器的理论模型,并基于Lab VIEW语言设计了压力精确测量的软件,该软件具有数据采集、分析等功能。实际压力测试结果表明,系统在数据采集与处理分析方面具有较好的性能,传感器压力与入射光线波长之间存在线性关系,并且系统的压力测试的重复性较高。In this paper,the Fabry fiber sensor is used to establish the theoretical model of the sonsor.Based on the LabVIEW language,the software with precise pressure measurement is designed.The software has the functions of data acquisition and analysis.The actual pressure test results show that the system has good performance in data acquisition and processing analysis.There is a linear relationship between the sensor pressure and the incident light wavelength,and the system s stress test has high repeatability.

关 键 词：压力-波长 法布里光纤传感器 LABVIEW平台 重复度 

分 类 号：TP21[自动化与计算机技术—检测技术与自动化装置]