飞机结构强度试验应变测量误差分析  

Error Analysis of Strain Measurement in Aircraft Structure Strength Test

作　　者：黄晓龙[1] 尧建平[1] 张伟逸 李映朴 Huang Xiaolong;Yao Jianping;Zhang Weiyi;Li Yingpu(Aircraft Strength Research Institute of China,Xi′an710065,Shaanxi,China)

机构地区：[1]中国飞机强度研究所,陕西西安710065

出　　处：《工程与试验》2021年第3期71-74,共4页Engineering and Test

摘　　要：飞机结构强度试验中大量使用应变片和具有应变采集功能的数据采集系统,本文通过分析应变采集的全过程,分析测量过程引入的误差,探讨减小误差、规范操作等事项。Strain gauges and data acquisition systems with strain acquisition function are widely used in aircraft structural strength tests.The errors introduced in the measurement process are analyzed in the paper by analyzing the entire process of strain acquisition,and the issues such as reducing errors and standardizing operations are discussed.

关 键 词：应变片 数据采集系统 电桥 

分 类 号：V216.11[航空宇航科学与技术—航空宇航推进理论与工程]