有限元试验报告-王云2008024208new.docVIP

哈尔滨工程大学 实 验 报 告 课程名称： 计算力学 实验名称： 悬臂梁的有限元分析 姓 名： 王云 班 级： 080242 学 号： 0座机电话号码 学 时： 2 学时 指导老师： 杨 勇 上机地点： 航建学院计算机房 成 绩： 哈尔滨工程大学教务处 实 验 报 告 一、实验名称 悬臂梁的有限元分析 二、实验目的 1.用有限元法计算悬臂梁给定点的应力和位移。 2.通过编制程序进行有限元分析更深入掌握有限元的思想和计算方法，为以后应用大型分析软件打下基础。 三、上机环境 Windows XP 操作系统，Fortran Powerstation 4.0（Fortran 90）编程软件 编程语言：FORTRAN 77 四、实验内容 用书中的程序，计算图示受拉平板点的位移和点的应力，已知图中10cm，5cm，1cm；材料常数E＝210GPa，0.30，均布载荷100kN/m2。 图一 根据题意，划分有限元网格 这里采用三角形常应变单元，对图一所示的模型进行结点划分，具体划分情况如下： 图二 注： ①图中（1）~（40）为单元编号。 ②图中1~30为结点编号。 ③等效结点载荷如图所示。 ④坐标如图所示，单位为mm。 有限元输入文件 in 21,24,3,11,10 座机电话号码0000,0.30,0.01 0.,0.025,0.,0.0125,0.,0. 0.01,0.025,0.01,0.0125,0.01,0. 0.02,0.025,0.02,0.0125,0.02,0. 0.05,0.025,0.05,0.0125,0.05,0. 0.08,0.025,0.08,0.0125,0.08,0. 0.09,0.025,0.09,0.0125,0.09,0. 0.10,0.025,0.10,0.0125,0.10,0. 1,5,4,5,1,2 2,6,5,3,6,2 4,8,7,5,8,4 5,9,8,6,9,5 7,11,10,8,11,7 12,11,8,9,12,8 10,14,13,11,14,10 11,15,14,12,15,11 13,17,16,14,17,13 18,17,14,14,15,18 16,20,19,16,17,20 17,21,20,18,21,19 37,39,41 6.25,12.5,6.25 1,2,3,5,6,12,18,24,30,36,42 3、输出结果 部分输出结果如下：in u v 1 .0000000000 .0000000000 2 .0000000000 -.0000000004 3 .0000000000 .0000000000 4 .0000000050 -.0000000025 5 .0000000043 -.0000000010 6 .0000000043 .0000000000 7 .0000000095 -.0000000033 8 .0000000091 -.0000000016 9 .0000000089 .0000000000 10 .0000000235 -.0000000036 11 .0000000234 -.0000000018 12 .0000000234 .0000000000 13 .0000000375 -.0000000035 14 .0000000377 -.0000000018 15 .0000000379 .0000000000 16 .0000000422 -.0000000032 17 .0000000423 -.0000000015 18 .0000000430 .0000000000 19 .0000000467 -.0000000029 20 .0000000469 -.0000000016 21 .0000000457 .0000000000 in 1 sigma-x 107684.座机电话号码 sigma-y 8068.座机电话号码 tau-xy -15598.座机电话号码 sigma-1 110070.0000000 sigma-2 5683.1990000 set 171.座机电话号码 in 2 sigma-x 101532.座机电话号码 sigma-y 36618.座机电话号码 tau-xy -5513.座机电话号码 sigma-1 101997.座机电话号码 sigma-2 36153.座机电话号码 set 175.1793000 in 3 sigma-x 93690.座机电话号码 sigma-y 10479.座机电话号码 tau-xy -5407.0240000 sigma-1 94040