激光闪射法测量金属试样导热系数的不确定度评定的探讨  

Discussion on Uncertainty Evaluation for Thermal Conductivity of Metal Specimen by Laser Flash Method

作　　者：王洛[1] 刘自民[1] 饶磊[1] 樊明宇 王俊北 冯顺华[1] WANG Luo;LIU Zi-min;RAO Lei;FAN Ming-yu;WANG Jun-bei;FENG Shun-hua

机构地区：[1]马鞍山钢铁股份有限公司技术中心

出　　处：《安徽冶金科技职业学院学报》2019年第4期15-18,共4页Journal of Anhui Vocational College of Metallurgy and Technology

摘　　要：激光闪射法是采用瞬态法测量材料导热系数的常用测量方法之一。本文利用激光闪射法测试了金属试样的导热系数,分析了测试过程中的各影响因素,确定了各个环节对测试结果的影响程度,并提出了相应的措施。Laser flash method is one of common transient methods of thermal conductivity measurement.By utilizing laser flash method to measure the thermal conductivity of metal specimen,this paper analysis the influence factors in experiment and influenced level on test results by various factors were determined.Finally,the corresponding measures are raised.

关 键 词：激光闪射法 金属试样 导热系数 

分 类 号：TG113.22[金属学及工艺—物理冶金]