水平井套管柱的挠曲变形,不仅受自重引起的横向均布载荷的影响,而且还受轴向力的影响,同时还可能有初弯曲。
The flexual deformation of casing in a horizontal hole is caused not only by the uniform transverse load from dead weight, but also by the axial load, and the existence of initial bent if any.
该方法将温度变化对岩体的力学影响转化为等效初应力的作用来求解节理岩体热应力问题,给出了平面应力和平面应变问题中等效初应力和等效载荷矩阵的计算公式。
In the method, the effect of temperature change is equivalent to that of initial stress. The formulas of equivalent initial stress and equivalent loading for plane problem are given.
该方法将温度变化对岩体的力学影响转化为等效初应力的作用来求解节理岩体热应力问题,给出了平面应力和平面应变问题中等效初应力和等效载荷矩阵的计算公式。
In the method, the effect of temperature change is equivalent to that of initial stress. The formulas of equivalent initial stress and equivalent loading for plane problem are given.
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