Based on the geometrical nonlinear finite element (GNFE) theory, thepaper use a curved quadrilateral isoperimetric element with 8 nodes to makeprograms of computer aided the internal fo.

• 本文根据几何非线性有限元理论,采用8结点曲面四边形等参单元,编制了用于张力膜结构内力分析的有限元程序。