振弦式传感器用于动态测试的可行性分析  

Research on Feasibility of Vibrating Wire Sensor in Dynamic Testing

作　　者：徐承军[1] 罗东[1] 常亚琼[1] 

机构地区：[1]武汉理工大学物流工程学院,武汉430063

出　　处：《武汉理工大学学报（交通科学与工程版）》2012年第1期107-110,共4页Journal of Wuhan University of Technology（Transportation Science & Engineering）

基　　金：中央高校基本科研业务费专项资金项目;武汉理工大学自主创新研究基金项目资助(批准号:2010-IV-088)

摘　　要：通过对振弦式传感器工作原理的研究,搭建了振弦式传感器的结构应力信号动态采集系统,并以悬臂梁为试验对象,与信号测试设备——东华DH(5923_1394)进行了数据采集对比试验,然后利用Matlab对采集结果进行了相关性分析,确定了利用振弦式传感器在机械结构应力动态测试中的可行性.Based on the research of vibrating wire sensors working principle,this paper built a structural strain signal dynamic collecting system of vibrating wire transducers,and made a contrasting experiment between this system and an authentic signal testing equipment-DH（5923_1394）,the testing object of which was cantilever beam.Besides,by analyzing the dependence of the collecting results with Matlab,the article proved the feasibility of vibrating wire transducers in constructural strain dynamic testing,and made theorial and experimental foundation for the application of vibrating wire sensors in dynamic structural strain testing.

关 键 词：振弦式传感器 动态测试 MATLAB 相关性分析 

分 类 号：TP212.1[自动化与计算机技术—检测技术与自动化装置]