合肥膨胀土动弹性模量与阻尼比试验研究

庄心善,赵汉文,王俊翔,黄勇杰

Experimental study of dynamic elastic modulus and damping ratio of expansive soil in Hefei

Xin-shan ZHUANG,Han-wen ZHAO,Jun-xiang WANG,Yong-jie HUANG

表 3 膨胀土阻尼比的拟合参数

Tab.3 Fitting parameters of damping ratio for expansive soil

kc σ3/kPa n m R2 1.00 100 0.242 1 1.667 9 0.994 9 1.00 150 0.318 8 1.636 1 0.996 0 1.00 200 0.407 0 1.475 8 0.996 7 1.25 100 0.208 0 1.954 1 0.992 1 1.25 150 0.263 6 1.763 4 0.995 6 1.25 200 0.294 9 1.832 2 0.997 9 1.50 100 0.160 9 2.766 5 0.990 1 1.50 150 0.192 9 2.472 5 0.989 8 1.50 200 0.232 9 2.461 0 0.992 9