in this paper, dynamic nonlinear axisymmetric buckling of laminated cylindrically orthotropic composite shallow spherical shells including third-order transverse shear deformation is investigated.
本文研究了载荷类型、载荷持续时间和加载速率对复合材料层合扁球壳非线性动力屈曲的影响。
the theoretic formulae of ii mode crack stress and displacement fields at crack tip in orthotropic composite material;
正交异性复合材料ii型裂纹尖端应力场和位移场的理论公式;
the elastic-plastic stress and displacement fields of cylindrically orthotropic composite thick-walled tube under uniform radial pressure are studied.
研究了在均匀径向压力作用下圆柱正交异性复合厚壁圆筒的弹-塑性应力场和位移场。
when the upper and the lower half-planes are of the same parameters, the stress field of crack of orthotropic composite materials can be obtained. the derived equation is verified with fem analysis.
当上下半平面材料参数相同时,可获得受弯曲载荷正交异性复合材料板裂纹尖端应力场,并利用有限元算例分析验证了理论结果的正确性。