导热系数测定仪(热流计法)示值误差的不确定度评定  

Assessment of Uncertainty in the Indication Error of Thermal Conductivity Meter(Heat Flow Meter Method)

作　　者：廖兴旺 李金莹 段吉莲 李宗锴 LIAO Xingwang;LI Jinying;DUAN Jilian;LI Zongkai(China Merchants Testing and Certification Co.,Ltd.,Chongqing 401121,China;Chongqing Institute of Metrology and Quality Testing,Chongqing 401121,China;Changshou District No.1 Experimental Primary School,Chongqing 401220,China)

机构地区：[1]招商局检测认证〔重庆〕有限公司,重庆401121 [2]重庆市计量质量检测研究院,重庆401121 [3]重庆市长寿区第一实验小学,重庆401220

出　　处：《品牌与标准化》2024年第5期254-256,共3页

摘　　要：导热系数测定仪(热流计法)主要用于测定多种不同材料的导热性能参数,包括聚合物、陶瓷、复合材料、玻璃、橡胶以及部分金属等,尤其适用于导热系数处于较低至中等水平的材料。该仪器广泛用于科研、工业生产、环境、建筑等领域。本文主要对该仪器的示值误差测量结果的不确定度进行讨论。The thermal conductivity meter(heat flow meter method)is primarily used to determine the thermal conductivity parameters of various materials,including polymers,ceramics,composite materials,glass,rubber,and some metals,especially suitable for materials with low to moderate thermal conductivity coefficients.This instrument is widely used in fields such as scientific research,industrial production,environment,and construction.This article mainly discusses the uncertainty of the indicated value error measurement results of this instrument.

关 键 词：导热系数 示值误差 不确定度 

分 类 号：TH87[机械工程—仪器科学与技术]