差分自校正测温系统设计  

Design of Temperature Measuring System with Function of Difference Self adjustment

作　　者：魏立峰[1] 刘晓梅[1] 

机构地区：[1]沈阳化工学院自动化系

出　　处：《自动化与仪表》1999年第1期14-15,18,共3页Automation & Instrumentation

摘　　要：差分自校正测温系统设计／魏立峰…／／自动化与仪表．－１９９９年．１４（１）－１４～１５本文提出的差分自校正测量系统具有成本低、测温范围宽、精度高等特点，较好地解决了热电阻引线电阻、桥路测量非线性及运放电器的漂移问题。The design of temperature measuring system with the function of difference self adjustment is presented in this paper. It has many advantages,for example,low cost,great scale and high accuracy etc. It is better to solve the problems on linking line's resistance, nonlinear error of the bridge and drift of amplifier circuit.

关 键 词：差分自校正 测温系统 温度测量 单片机 智能仪表 

分 类 号：TH811.02[机械工程—仪器科学与技术] TP216.1[机械工程—精密仪器及机械]