The superelement stiffness matrix and the stiffness contribution of substructures to the whole structure are developed.
推导了超级元刚度矩阵及子结构参与协同承载时对整体结构的刚度贡献。
2
By the superelement method, the back analysis and controllable design of composite material laminated plate including complicated micro-structure were completed in the paper.
文中采用超级元方法，对具有复杂细观构造的纤维增强复杂材料层合板进行单参数反分析及可控性设计。
3
Two kinds of superelement generalized-wall-element and elastic-slab-element are defined, which are condensed from shell element based on the theory of sub-structure, SATWE is based on the model.