考虑温−压耦合影响的水合物沉积物宏细观Duncan-Chang损伤模型

王辉,郇筱林,陈宇琪,周博,薛世峰,林英松

Macro-mesoscopic Duncan-Chang damage model for hydrate-bearing sediments considering coupling effect of temperature-pore pressure condition

Hui WANG,Xiao-lin HUAN,Yu-qi CHEN,Bo ZHOU,Shi-feng XUE,Ying-song LIN

表 2 不同有效围压的Weibull模型参数

Tab.2 Model parameters under different confining pressure

σ3/MPa SMH/% φMH/% F0 m 1 34.8 0.147 6 10.894 4 4.574 4 2 34.8 0.147 6 16.695 5 3.809 9 3 34.8 0.147 6 22.361 9 2.908 9