热电偶测温误差的时间常数分析  

Time Constant Analysis about the Thermoscopic Erorr of Thermocouple

作　　者：李炎[1] 

机构地区：[1]安徽电子信息职业技术学院,蚌埠233000

出　　处：《山东科技大学学报（自然科学版）》2003年第2期87-88,共2页Journal of Shandong University of Science and Technology(Natural Science)

摘　　要：针对工业生产中温度检测问题 ,介绍了热电偶传感器在测温过程中 ,产生动态误差的原因 ,详细分析了时间常数τ对测温误差的影响 。The paper,aiming at the problem of temperature detection during the industrial production, introduces the cause of dynamic error produced in the process of temperature measuring with the thermocouple transducer and analyses the effect of the time constant τ on error margin of the measured temperature in detail. The research results have some application values to industrial production.

关 键 词：温度测量 热电偶传感器 测温误差 时间常数 测温原理 接触法 

分 类 号：TH811.1[机械工程—仪器科学与技术] TP212.11[机械工程—精密仪器及机械]