In the analysis the Burgers model is used to simulate the viscoelasticity creep characteristic of bedrock, and the permeability coefficients of the rock masses is assumed to vary as an exponent function of the stress.
该模型采用伯格斯模型模拟基巖的粘弹性流变特性,并假设其渗透系数与应力的关系为指数函数关系,考虑了应力场与渗流场的耦合效应。