一种低成本高精度温度测量方法  

A Low-Cost and Pinpoint Method for Temperature Measuring

作　　者：杨如祥 刘高平[2] 马光明 

机构地区：[1]宁波振东光电有限公司,宁波315403 [2]浙江万里学院,宁波315100

出　　处：《浙江万里学院学报》2007年第5期47-49,共3页Journal of Zhejiang Wanli University

摘　　要：介绍了基于NTC、NE555定时器、单片机技术的温度测量方法,测温范围是-10℃到50℃,精度达到0.05℃.通过数字滤波,利用线性回归法减小了参数计算的误差,提高了测量精度.In this paper we introduced a method of measuring temperature based on NTC, NE555 Timer,and Single-Chip Microcomputer.The range of temperature is from -10℃ to 50℃, and the precision is 0.05℃.Digital Filter and Linear Regression method were used in reducing error of parameters and improving measurement accuracy.

关 键 词：NTC 单片机 查表法 插值法 

分 类 号：TN371[电子电信—物理电子学]