砂土地基中吸力桶基础的复合承载特性

陈政宇,张陈蓉,时振昊,郝宸

Combined bearing behavior of suction bucket foundation in sand

Zhengyu CHEN,Chenrong ZHANG,Zhenhao SHI,Chen HAO

表 2 MC砂土模型的参数(Dr = 37.9%)

Tab.2 Parameter of MC sand model (Dr = 37.9%)

弹性参数 摩擦角 剪胀角 其他参数 E1 = 86.54 MPa φ1 = 32.38° θ1 = 5.13° φc = 31.15° E2 = 117.60 MPa φ2 = 32.04° θ2 = 4.09° c = 0.1 kPa E3 = 142.02 MPa φ3 = 31.78° θ3 = 3.19° e0 = 0.833 E4 = 162.82 MPa φ4 = 31.56° θ4 = 2.37° emin = 0.597 E5 = 181.24 MPa φ5 = 31.39° θ5 = 1.61° emax = 0.977 ν = 0.05 — — — ρ = 2.446 — — —