creep of salt rock 盐岩蠕变
Distribution of Triassic salt bed is very wide in Sichuan Area and the condition of salt rock creep resulting in casing collapse is existing.
四川地区三迭系盐岩层分布广泛，盐岩层蠕变挤毁套管的客观条件是存在的。
Through the creep characteristic curves and parameters, the creep constitutive equation of rock salt is regressed and agrees with the experiment result.
通过实验获得的蠕变曲线和岩石参数，回归出了盐岩的蠕变本构方程，结果表明该方程能较好的模拟实验结果。
The nonlinear creep damage mechanism of rock salt is investigated with triaxial creep tests, theoretical analysis and numerical simulation in the study.
本文通过盐岩三轴蠕变实验、理论分析和数值计算研究了盐岩的非线性蠕变损伤机理。
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