冻融循环作用下改良灰土力学特性与孔隙特征试验研究

刘春龙, 刘奉银, 黄素娟, 付争, 王锐, 王松鹤

Experimental study on mechanical properties and pore characteristics of the modified lime mortars under freee-thaw cycles

Chunlong LIU, Fengyin LIU, Sujuan HUANG, Zheng FU, Rui WANG, Songhe WANG

表5 冻融循环次数与黏聚力的拟合公式

Table 5 Fitting formula between freeze-thaw cycles and cohesion

试样名称 P2=a2N2+b2N+c2 （kPa） 系数a2 系数b2 系数c2 确定系数R2 L13-MK0 0.281 -9.13 288.8 0.980 L13-MK3 0.300 -8.70 296.1 0.977 L13-MK7 0.343 -8.60 309.6 0.963 L13-MK10 0.487 10.58 343.6 0.960