冻土区输电线路桩基础抗拔承载特性数值模拟研究
袁俊, 赵杰, 唐冲, 甘仁钧

Numerical analyses of uplift behavior of pile foundation for transmission line structure in frozen soil regions
Jun YUAN, Jie ZHAO, Chong TANG, Renjun GAN
表1 岩土地基参数取值
Table 1 Parameters values of rock soil foundation
土体状态容重γs/(kN·m-3弹性模量Es/MPa泊松比υs黏聚力c/MPa内摩擦角φ/(°)
砾砂冻结19.9280.140.1535
融化19.9100.420.0331
粉质黏土冻结18.2150.200.1014
融化18.220.250.0712
泥灰岩冻结20.75000.253828