through the creep characteristic curves and parameters, the steady state creep strain rate constitutive equation of rock salt is obtained by regression.
稳定蠕变应变率本构方程是作用在盐巖上的应力偏量的幂次函数和能量与温度的指数函数。
the results indicate that the effects of deviatoric stress and temperature on the steady state creep strain rate of rock salt are obvious.
稳定蠕变应变率本构方程是作用在盐巖上的应力偏量的幂次函数和能量与温度的指数函数。
the results indicate that the rock strength and elastic modulus decrease with the increment of water content, while the creep strain and steady state creep strain rate increase.
试验结果表明:含水量的增加,大大降低了泥巖的弹性模量和单轴抗压强度,并使泥巖的蠕变变形和稳态蠕变率显着增加。
the steady state creep strain rate is the function of currently stress status.
盐巖稳态蠕变率是应力状态的函数。
the steady state creep strain rate is a power function of deviatoric stress and exponential function of temperature and energy.
稳定蠕变应变率本构方程是作用在盐巖上的应力偏量的幂次函数和能量与温度的指数函数。