正交异性回转体静、动力分析的变分差分算法
A VARIATIONAL DIFFERENCE ALGORITHM FOR STATIC AND DYNAMIC ANALYSIS OF ORTHOTROPIC AXISYMMETRIC BODY
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摘要: 本文利用几何轴对称性,以圆柱坐标系为参考坐标系,建立了回转体静、动力分析的变分差分算法。与有限元法相比较,该算法较大程度地节省了存储和计算量。算例的数值结果表明,该算法具有较好的精度。Abstract: In this paper, a variational-difference algorithm is constructed for static and dynamic analysis of orthotropic axisymmetric body. Compared with finite element method, this algorithm is more effective. Numerical results show that this algorithm gives results with higher precision.