摘要
结合工程项目对实验测试技术提出的新要求,介绍了应变片的构成及其工作原理,阐述了电阻应变仪的作用及测量电桥的组桥方式,探讨了应变测量技术在实际工程中的应用,并得出应变片具有使用方便、操作简单、相对稳定、灵敏度高、测量结果可靠等优点的结论。
Combined with the new requirements of the experiment items to the experimental testing technology, the author introduces the composition and the working principle of the strain gauge, describes the effect of the resistance strain gauge and the bridge arrangements of the measuring bridge, discusses the application of the strain measuring technique in the practical engineering, draws a conclusion that the strain gauge has the advantages such as the oonvenient use, the simple operation, the good stability, the high sensitivity and the reliable measurement results.
出处
《山西建筑》
2008年第28期99-100,共2页
Shanxi Architecture
关键词
实验应力分析
应变片
测试原理
电桥
应用
experimental stress analysis, strain gauge, testing principle, electric bridge, application
