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MSC.Marc软件在轿车密封条的应用研究& m6 w: c: w$ p! R
摘 要: 轿车车门密封条是一种复杂的材料非线性、几何非线性、边界非线性的特殊对象。为了解决密封条压缩负荷超标问题,本文采用非线性有限元的分析方法与优化设计理论,借助于高速运行的计算机和MSC.Marc软件,对轿车车门密封条进行结构分析和优化设计,并将结构优化后的密封条进行实际生产,获得了比较理想的结果。 关键词: 轿车 密封条 非线性有限元 结构优化 MSC.Marc Abstract:The seal of car door is a complicated object, which has many special performances such as material nonlinearity, geometric nonlinearity and nonlinearity of boundary condition. In order to settle the problem that the compression load of the seal is above the norm, nonlinear finite element method (FEM) and the theory of optimum design are introduced in this paper. The seal structure of car door is analyzed and optimized by high performance computer and the software MSC.Marc. The optimized seal is put into practice and the result is relatively perfect. Key words: car,seal,non-linear FEM,structural optimization, MSC.Marc |
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