一种压阻式传感器温度漂移自动补偿试验系统

A Test System for Automatic Compensation on Temperature Drift of Piezoresistance Transducer

对压阻式传感器的温度补偿问题 ,介绍了一种由单片机控制的数据采集卡与PC构成的压阻式传感器批量测量及温度系数和补偿电阻自动计算系统。具体介绍系统的构成、硬件构造和软件计算原理。

In order to resolve the problem of temperature compensation for piezoresistance transducers, a system composed of PC and single chip computerized data acquisition card is introduced.The system is able to measure piezoresistance transducers in batch quantity and automatically calculate temperautre coefficient and compensation resistance. The composition, hardware structure, and software calculating principle are presented concretely. The results of system implementation are given.