不同温度条件下饱水风化花岗岩强度及变形特性分析

李金明, 李国玉, 彭万林, 陈敦, 周宇, 刘存福

The strength and deformation characteristics of saturated weathered granite under different temperature conditions

Jinming LI, Guoyu LI, Wanlin PENG, Dun CHEN, Yu ZHOU, Cunfu LIU

表3 不同温度和围压条件下风化花岗岩的弹性模量和泊松比

Table 3 Elastic modulus and Poisson’s ratio of weathered granite under different temperatures and confining stresses

温度/℃ 弹性模量 E/GPa 泊松比μ σ3=0 MPa σ3=4 MPa σ3=7 MPa σ3=10 MPa σ3=0 MPa σ3=4 MPa σ3=7 MPa σ3=10 MPa 15 10.22 10.62 11.44 12.20 0.107 0.112 0.134 0.155 -5 10.89 11.26 12.09 12.79 0.111 0.122 0.143 0.163 -15 11.98 12.24 13.43 13.66 0.128 0.136 0.168 0.185