面向对象三维非线性有限元程序设计.pdfVIP

面向对象兰维非线性有限元程序设计 邓安福1，魏艳军2，邓璞3，郑冰1 (2．四川省建筑设计研究院，成都610017) (1．重庆大学土木工程学院，重庆400045) (3．重庆市城市建设工程学校，重庆400039) 摘要：计算分析在岩土工程应用和研究中占有相当大的比重。传统的结构化编程方式需花费大量工时，而且在可扩 充性和代码可重用性方面也受到许多约束。因此，将面向对象编程技术应用予有限元程序编制正成为岩土工程计算程序设 模型，用Vc++语言编制了用于地基基础分析的三维非线性面向对象有限元程序，作为对有限元新方法的一次有益尝试。 关键词：有限元软件：面向对象技术：非线性：本构模型 ofThree-dimensionalNonlinear Design Object—oriented ．。FEM AnalysisProgram DENGAn．ful，WEI pr’，ZHENG Yan-jun2，DENG Bin91 ofCivil 400045) (1．CollegeEngineering,ChongqingUniversity，Chongqing ArchitecturalandResearch (2．Sichuan Design Institute，Chengdu610017) of and (3．School UrbanConstruction 400039) Chongqing EngineeringChongqing Abstract：Calculationhasa in and analysis weight important engineeringinvestigation in u∞ratio，exploitation application．Process-Oriented-Programming(POP)hasmanydisadvantagesreadability，code andsoon．ThereforecombinationoftheFEMand hasbecomea period，maintenance Object-Oriented inthefiledof offiniteelementsoftwarewith C++ tendency geotechnicalengmeering．TheObject-Orientedprogramming language is whichsolvesthree-dimensionalnonlinear offoundationandsoil．The includethesoilconstitutive developed problems program models isauseful to FEM method．’ ofDuncan-Chang，K-G，Cam，