最新CAE-HyperMesh解析教学讲义ppt.ppt

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1、CAE-HyperMesh解析ABAQUS有限元计算几何模型离散化网格模型123456789101112S1S3S4S2网格模型：*NODE1,0.0,0.0,0.02,0.0,1.0,0.03,1.0,1.0,0.04,1.0,0.0,0.05,0.0,0.0,1.06,0.0,1.0,1.07,1.0,1.0,1.08,1.0,0.0,1.09,0.0,0.0,2.010,0.0,1.0,2.011,1.0,1.0,2.012,1.0,0.0,2.0*ELEMENT,TYPE=DC3D8,ELSET=SOLID_box1,1,4,3,2,5,8,7,62,5,8,7,6,9,12,11,1

2、0单元类型应力计算温度场计算四面体C3D10MDC3D10六面体C3D8IDC3D8ABAQUS有限元计算材料：*SOLIDSECTION,ELSET=SOLID_box,MATERIAL=HT280*MATERIAL,NAME=HT280静态机械应力计算：*ELASTIC1.1e+5,0.27热应力计算：*ELASTIC1.1e+5,0.27*Expansion1.05e-05,温度场计算：*Conductivity0.04834*Density7.35e-09*SpecificHeat0.048单位牛(N)力秒(s)时间吨(t)质量毫米(mm)长度mJ/(tK)比热mW/(mmK)导热

3、系数t/mm3密度MPa弹性模量1/K线膨胀系数mW/(mm2K)换热系数Verify:T_m.inpT_mm.inpABAQUS有限元计算提交计算：Windows：Abq681job=boxcpu=4远程Linux:nohupabq681job=boxcpu=4&ABAQUS有限元计算文件类型说明：ABAQUS有限元计算螺栓预紧力：定义螺栓预紧属性：*NODE,NSET=NSet_boltPret999901,0.0,0.0,0.0*PRE-TENSIONSECTION,NODE=999901,SURFACE=SURF_B34在STEP中施加预紧力:*CLOAD999901,1,10000

4、SURF_B34ABAQUS有限元计算接触问题：捆绑接触：*CONTACTPAIR,TIED,ADJUST=0.1,INTERACTION=up_botBoxsrf_upBox_1,srf_bottomBox_0*SURFACEINTERACTION,NAME=up_botBox接触对：*CONTACTPAIR,SMALLSLIDING,ADJUST=0.1,INTERACTION=up_botBoxsrf_upBox_1,srf_bottomBox_0*SURFACEINTERACTION,NAME=up_botBox*FRICTION0.2捆绑约束：*TIE,NAME=bolt_boxsr

5、f_boltNut,srf_upBox_0srf_boltThread,srf_bottomBox_holeABAQUS有限元计算计算规范：文件管理：ABAQUS有限元计算计算规范：命名规则:零件命名：单元集命名：以“SOLID_部件名”为ELESET名，如：SOLID_gasket零件名英文名命名气缸垫Gasketgasket气缸盖CylinderHeadcylHead缸盖螺栓CylinderHeadBoltheadBolt气缸套Linerliner机体Blockblock接触面命名：srf_block_headbolt_x_0srf_block_headbolt_x_1srf_block_

6、liner_xsrf_block_gasket_xsrf_liner_block_x_0srf_liner_block_x_1srf_liner_gasket_xsrf_headbolt_sec_x_0x（1~）：表示沿曲轴方向坐标系的正方向开始命名0~1：表示与曲轴垂直方向坐标系的正方向开始命名其他部件按照上述命名方法进行命名，以要建立接触面的那个部件的英文名称作为命名的开头然后加“_”然后是与之相接触的部件名称。ABAQUS有限元计算Python结果后处理：见Python语言后处理.PPTABAQUS在Linux64下的usersoubroutine运行环境安装IntelC++与Intel

7、FortranIntel.C.Plus.Plus.Compiler.v10.1.015.LINUX.EM64T-TBEIntel.Fortran.Compiler.v10.1.018.LINUX.EM64T-TBE将/opt/intel/cce/lib/libintelc.so.5复制到/lib64执行命令abq681verify-user_std验证成功HyperMesh-划分网格步骤：1.读入