磁致式双金属标测量大坝变形装置研究

Study on magnetic bimetal bench mark device for measuring dam deformation

提出了一种利用磁致伸缩位移传感器和双金属标测量坝体垂直位移的测量装置,介绍了磁致伸缩位移传感器和双金属标的原理,阐述了磁致式双金属标测坝变形装置的结构及工作原理、磁致式双金属标遥测仪的硬件组成及软件实现。该装置实现了大坝的垂直位移测量,目前已在国内部分水电站成功应用。

A vertical displacement measurement device that measures dam vertical displacement with magnetostrictive displacement sensor and bimetal bench mark is put forward herein,while the principles of both the magnetostrictive displacement sensor and the bimetal bench mark are described along with the expatiation made on the structure and working principle of the magnetic type bimetal bench mark device for measuring dam deformation as well as the hardware composition and the software realization of the magnetic bimetal bench mark telemetering instrument. With this device,the measurement of the vertical displacement is realized and it is successfully applied to a part of hydropower stations in China.