压阻式传感器热灵敏度漂移的变压源补偿  

Variable-voltage supply compensation of thermal sensitivity shift of a piezo-resistance transducer

作　　者：吴亚林[1] 赵扬[1] 

机构地区：[1]信息产业部电子第四十九研究所,黑龙江哈尔滨150001

出　　处：《传感器技术》2000年第3期38-40,共3页Journal of Transducer Technology

摘　　要：介绍了一种压阻式传感器灵敏度温度补偿的基本原理 ,并以加速度传感器为例 ,详细阐述了一种实用的变压源补偿电路。文章分析了整个温控电压源电路的温度特性 。The basic principal of the temperature compensation to a piezo-resistance transducer's sensitivity is introduced.By applying to the acceleration transducer, a practical variable-voltage supply compensation circuit is figured in detail.Also,the temperature characteristic of the whole temperature-control voltage supply circuit is analized, and the method by which the temperature factor depending on the variation of the tempurature of the compensated piezo-resistance factor is brought out.

关 键 词：压阻式传感器 变压源补偿 热灵敏度漂移 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]