含孔隙变厚度FG圆板的湿热力学响应 1)

戴婷,戴宏亮,李军剑,贺其

HYGROTHERMAL MECHANICAL BEHAVIOR OF A FG CIRCULAR PLATE WITH VARIABLE THICKNESS 1)

Ting Dai,Hongliang Dai,Junjian Li,Qi He

表1 FGM温度相关材料参数[30,33]

Table 1 Temperature dependent material parameters of FGM[30,33]

P0 P1 P2 P3 kc/(W ? (m ? K)-1) 13.723 -1.032 x 10-3 5.466 x 10-7 -7.876 x 10-11 ac/K-1 5.872 x 10-6 9.095 x 10-4 0 0 Ec/GPa 348.43 -3.070 x 10-4 2.160 x 10-7 -8.946 x 10-11 Km/(W ? (m ? K)-1) 15.379 -1.264 x 10-3 2.092 x 10-6 -7.223 x 10-10 am /K-1 1.233 x 10-5 8.086 x 10-4 0 0 Em/GPa 201.04 3.079 x 10-4 -6.534 x 10-7 0 Dv/(m2 ? s-1) 2.176 x 10-5 9.619 x 10-3 -1.091 x 10-4 1.523 x 10-6 Dw/(m2 ? s-1) 1.819 x 10-9 -1.401 x 10-2 1.290 x 10-3 -7.874 x 10-6