基于激光点热源非稳态传热模型测固体材料热物性参数

陈清华, 高伟, 苏国用, 关维娟, 秦汝祥, 季家东, 马杨斌

Test of Thermo-Physical Property Parameters of Solid Material Based on Laser Point Heat Source Unsteady-State Heat Transfer Model

CHEN Qinghua, GAO Wei, SU Guoyong, GUAN Weijuan, QIN Ruxiang, JI Jiadong, MA Yangbin

表2 热物性测试结果可重复性

Tab.2 Repeatability of measurement results of thermo-physical parameters

材料 λ/(W·m-1·K-1) Δλd/ % 测试结果 平均值 大理石 2.748 2.742 2.751 2.747 0.18 硅砖 1.083 1.045 1.113 1.080 3.24 硅藻土耐火砖 0.229 0.226 0.221 0.225 1.78 锆质砖 6.775 6.996 6.336 6.702 5.46