基于PSD位置传感器的杨氏模量测量  

The Measurement of Young Modulus Based on the PSD Location Sensor

作　　者：吴立锋[1] 杨广华[1] 

机构地区：[1]东北电力学院 自动化系,吉林吉林132044

出　　处：《五邑大学学报（自然科学版）》2004年第2期18-21,共4页Journal of Wuyi University(Natural Science Edition)

摘　　要：介绍了PSD位置传感器的检测原理,研制了一种基于PSD的钢丝杨氏模量测量系统.实验结果表明,利用该系统可精确地测得杨氏模量,并且定性地分析出钢丝在恒定外力(砝码)作用下的变化过程.The measuring principle of sensor PSD is introduced and the system for measuring Young modulus that is based on PSD is developed in this paper .The result of the experiment shows that the Young modulus can be accurately measured by the system .The metabolic process of steel wire at unvarying outside force effect is qualitatively analyzed.

关 键 词：高灵敏度光电位置传感器 杨氏模量 测量 

分 类 号：TH73[机械工程—仪器科学与技术]