冻结粉质黏土-桩基接触面剪切特性试验研究

刘庆贺, 王永涛, 徐湘田, 赵宇琴, 李高升, 张伟东

Experimental study on shear characteristics of the interface between the frozen silty clay and the pipe foundation

Qinghe LIU, Yongtao WANG, Xiangtian XU, Yuqin ZHAO, Gaosheng LI, Weidong ZHANG

表3 冻结强度与温度的拟合公式

Table 3 Fitting formula of freezing strength and temperature

桩的类型 拟合方程 R2 混凝土桩 τfc=-77.713T-128.127 0.840 钢桩 τfs=-46.197T+9.325 0.994 木桩 τfw=3.478T2+9.849T+45.647 0.998