混凝土热-水-化-干湿应变多场耦合模型

余思臻,漆天奇,王桥,程勇刚,周伟,常晓林

Thermo-hygro-chemical-dry-wet strain multi-field coupled model of concrete

Si-zhen YU,Tian-qi QI,Qiao WANG,Yong-gang CHENG,Wei ZHOU,Xiao-lin CHANG

表 3 自收缩试验主要模型参数

Tab.3 Main model parameters of autogenous shrinkage tests

mw / mc E28 / GPa βE k0 k1 0.30 44.7 0.36 64.29 2.00 0.43 40.2 0.40 49.67 3.00 mw / mc k2 Ap v r / 10−4 0.30 −1.10 0.01250 1.70 2.5 0.43 −1.45 0.00302 3.65 3.2