超固结土的蛋形弹塑性本构模型

蒋佳琪,徐日庆,裘志坚,詹晓波,汪悦,成广谋

Egg-shaped elasto-plastic constitutive modeling for over-consolidated clay

Jia-qi JIANG,Ri-qing XU,Zhi-jian QIU,Xiao-bo ZHAN,Yue WANG,Guang-mou CHENG

表 4 剪胀条件下旋转角的计算值

Tab.4 Calculated value of rotation angle under volume expansion

试样2-1 试样2-4 试样3-1 试样3-4 ${v^{\rm{p}}}$ $\gamma $ ${v^{\rm{p}}}$ $\gamma $ ${v^{\rm{p}}}$ $\gamma $ ${v^{\rm{p}}}$ $\gamma $ −0.698 2.94 −0.656 6.19 −0.321 20.83 −0.531 11.28 −0.620 6.75 −0.482 13.83 −0.290 22.71 −0.506 12.72 −0.525 11.24 −0.406 17.76 −0.276 23.60 −0.472 14.52 −0.446 15.06 −0.318 22.32 −0.233 26.22 −0.442 16.17 −0.399 17.62 −0.278 25.00 −0.195 28.48 −0.395 18.73 −0.331 21.15 −0.216 30.52 −0.171 29.95 −0.327 22.60 −0.262 25.00 −0.174 37.86 −0.141 31.82 −0.276 25.68 −0.217 27.79 −0.131 37.95 −0.123 32.94 −0.205 30.28 −0.153 32.19 −0.094 40.40 −0.102 34.28 −0.105 37.29 −0.086 35.85 −0.036 40.62 −0.076 35.84 −0.046 41.38