培训教程2.ls-dyna关键字文件

LS-DYNA关键字文件EngineeringTechnologyAssociates(China),Inc内容板料(Blank)凸模(Punch)凹模(Die)压边圈(Binder)控制参数FEM模型关键字文件Dynaform生成的输入文件，由LS-DYNA读取并运行文本格式，可用文本编辑器打开和修改文件后缀：*.dyn,*.mod*.dyn:定义板料成形的所有工艺参数*.mod:定义模型的节点、单元等有限元模型信息关键字文件*KEYWORD$ETA/DYNAFORM:DYNA3D(960)INPUTDECK$DATE:Nov3,2003at17:19:47$*TITLENumisheet96:S-railStamping以$开始的是注释行输入文件的第一个关键词都是*KEYWORD该分析项目的标题关键字文件基本结构节点单元零件层单元类型材料状态方程沙漏各种属性通过id(标识)联系在一起板料(Blank)$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$BLANKDESCRIPTION$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8*SET_PART_LIST$SET_PART_NAME:BLANK$SIDDA1DA2DA3DA41$PID1PID2PID3PID4PID5PID6PID7PID81*PART$HEADINGPARTPID=1PARTNAME:BLANK.LI$PIDSECIDMIDEOSIDHGIDGRAVADPOPT151*MAT_3-PARAMETER_BARLAT$MATERIALNAME:BLANKMAT$MIDROEPRHRP1P217.830E-092.070E+052.800E-012.000E+006.480E+022.200E-01$MR00R45R90LCIDE0SPI6.000E+001.870E+001.270E+002.170E+0000.000E+000.000E+00$AOPT2.0$XPYPZPA1A2A31.000E+000.000E+000.000E+00$V1V2V3D1D2D30.000E+001.000E+000.000E+00*SECTION_SHELL$PROPERTYNAME:blankpro$SIDELFORMSHRFNIPPROPTQR/IRIDP520.833E+003.01.00.0$T1T2T3T4NLOC1.000E+001.000E+001.000E+001.000E+00组定义零件层定义单元类型定义材料参数定义材料属性*MAT_3-PARAMETER_BARLAT$MATERIALNAME:BLANKMAT$MIDROEPRHRP1P217.830E-092.070E+052.800E-012.000E+006.480E+022.200E-01$MR00R45R90LCIDE0SPI6.000E+001.870E+001.270E+002.170E+0000.000E+000.000E+00$AOPT2.0$XPYPZPA1A2A31.000E+000.000E+000.000E+00$V1V2V3D1D2D30.000E+001.000E+000.000E+00RO:密度E:杨氏模量PR:泊松比HR:硬化指数P1:K值P2：N值M：应变速率敏感系数R00R45:各向异性的苏醒应变比R90AOPT：自适应网格划分的选项，1激活单元属性*SECTION_SHELL$PROPERTYNAME:blankpro$SIDELFORMSHRFNIPPROPTQR/IRIDP520.833E+003.01.00.0$T1T2T3T4NLOC1.000E+001.000E+001.000E+001.000E+00ELPORM：单元公式号SHRF：剪应力因子NIP：积分点数PROPT：输出变量的控制参数T1~T4：四个节点的厚度$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$PUNCHDESCRIPTION$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8*SET_PART_LIST$SET_PART_NAME:PUNCH$SIDDA1DA2DA3DA42$PID1PID2PID3PID4PID5PID6PID7PID84*PART$HEADINGPARTPID=4PARTNAME:PUNCH$PIDSECIDMIDEOSIDHGIDGRAVADPOPT492*MAT_RIGID$MATERIALNAME:PUNCHMAT$MIDROEPRNCOUPLEMALIAS27.830E-092.070E+052.800E-010.000E+000.000E+000.000E+00$CMOCON1CON21.07.07.0$LCOorA1A2A3V1V2V3*SECTION_SHELL$PROPERTYNAME:PUNCHPRO$SIDELFORMSHRFNIPPROPTQR/IRIDP923.00.00.0$T1T2T3T4NLOC0.100E+010.100E+010.100E+010.100E+01凸模(Punch)组定义零件定义刚体材料定义单元类型定义工具刚体定义模具材料为刚体，不产生变形刚体的约束，通过CON1和CON2整体约束，不能对刚体施加单点约束等*MAT_RIGID$MATERIALNAME:PUNCHMAT$MIDROEPRNCOUPLEMALIAS27.830E-092.070E+052.800E-010.000E+000.000E+000.000E+00$CMOCON1CON21.07.07.0$LCOorA1A2A3V1V2V3CON1= 1:约束x方向位移

2:约束y方向位移

3:约束z方向位移

4:约束x,y方向位移

5:约束y,z方向位移

6:约束z,x方向位移 7:约束x,y,z方向位移CON2= 1:约束绕x轴转动

2:约束绕y轴转动

3:约束z轴转动

4:约束绕x,y轴转动

5:约束绕y,z轴转动

6:约束绕z,x轴转动 7:约束绕x,y,z轴转动单动拉延时凸模静止凸模(Punch)接触方式*CONTACT_FORMING_ONE_WAY_SURFACE_TO_SURFACE$CIDCONTACTINTERFACETITLE$2BLANK/PUNCH$SSIDMSIDSSTYPMSTYPSBOXIDMBOXIDSPRMPR122211$FSFDDCVVDCPENCHKBTDT0.125E+000.000E+000.000E+000.000E+000.200E+0200.000E.00000E20$SFSSFMSSTMSTSFSTSFMTFSFVSF0.000E+000.000E+000.000E+000.000E+00$SOFTSOFSCLLCIDABMAXPARPENTOLDEPTHBSORTFRCFRQ0$PENMAXTHKOPTSHLTHKSNLOG1接触定义ssid,sstyp:接触对中的从面节点集Msid,mstyp:接触对中的主面节点集Sboxid,mboxid:通过box定义接触Spr,mpr:是否计算并输出界面接触力Fs,fd:静态,动态摩擦系数dc:计算摩擦力指数Vc:粘性摩擦力系数Vdc:粘性阻尼系数……凹模(Die)$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$DIEDESCRIPTION$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8*SET_PART_LIST$SET_PART_NAME:DIE$SIDDA1DA2DA3DA43$PID1PID2PID3PID4PID5PID6PID7PID82*PART$HEADINGPARTPID=2PARTNAME:DIE.S$PIDSECIDMIDEOSIDHGIDGRAVADPOPT2103*MAT_RIGID$MATERIALNAME:DIEMAT$MIDROEPRNCOUPLEMALIAS37.830E-092.070E+052.800E-010.000E+000.000E+000.000E+00$CMOCON1CON21.04.07.0$LCOorA1A2A3V1V2V3*SECTION_SHELL$PROPERTYNAME:DIEPRO$SIDELFORMSHRFNIPPROPTQR/IRIDP1023.00.00.0$T1T2T3T4NLOC0.100E+010.100E+010.100E+010.100E+01凹模(Die)*CONTACT_FORMING_ONE_WAY_SURFACE_TO_SURFACE$CIDCONTACTINTERFACETITLE$3BLANK/DIE$SSIDMSIDSSTYPMSTYPSBOXIDMBOXIDSPRMPR132211$FSFDDCVVDCPENCHKBTDT0.125E+000.000E+000.000E+000.000E+000.200E+0200.000E.00000E20$SFSSFMSSTMSTSFSTSFMTFSFVSF0.000E+000.000E+000.000E+000.000E+00$SOFTSOFSCLLCIDABMAXPARPENTOLDEPTHBSORTFRCFRQ0$PENMAXTHKOPTSHLTHKSNLOG1凹模运动控制*BOUNDARY_PRESCRIBED_MOTION_RIGID$typeIDDOFVADLCIDSFVIDDEATHBIRTH23011.0$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$---------TRAVELINGLOADCURVEDATAFORDIE*DEFINE_CURVE$CURVENAMEDIETRV0310$LCIDSIDRSCLASCLOOFFAOFFO10$A1O10.000000000E+000.000000000E+000.913636351E-03-0.400000000E+040.100500006E-01-0.400000000E+040.109636365E-010.000000000E+00压边圈(Binder)$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$BINDERDESCRIPTION$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8*SET_PART_LIST$SET_PART_NAME:BINDER$SIDDA1DA2DA3DA44$PID1PID2PID3PID4PID5PID6PID7PID83*PART$HEADINGPARTPID=3PARTNAME:BIND$PIDSECIDMIDEOSIDHGIDGRAVADPOPT3114*MAT_RIGID$MATERIALNAME:BINDEMAT$MIDROEPRNCOUPLEMALIAS47.830E-092.070E+052.800E-010.000E+000.000E+000.000E+00$CMOCON1CON21.04.07.0$LCOorA1A2A3V1V2V3*SECTION_SHELL$PROPERTYNAME:BINDEPRO$SIDELFORMSHRFNIPPROPTQR/IRIDP1123.00.00.0$T1T2T3T4NLOC0.100E+010.100E+010.100E+010.100E+01仅沿z轴运动压边圈(Binder)*CONTACT_FORMING_ONE_WAY_SURFACE_TO_SURFACE$CIDCONTACTINTERFACETITLE$4BLANK/BINDER$SSIDMSIDSSTYPMSTYPSBOXIDMBOXIDSPRMPR142211$FSFDDCVVDCPENCHKBTDT0.125E+000.000E+000.000E+000.000E+000.200E+0200.000E.00000E20$SFSSFMSSTMSTSFSTSFMTFSFVSF0.000E+000.000E+000.000E+000.000E+00$SOFTSOFSCLLCIDABMAXPARPENTOLDEPTHBSORTFRCFRQ0$PENMAXTHKOPTSHLTHKSNLOG1压边力*LOAD_RIGID_BODY$PIDDOFLCIDSFCIDM1M2M33321.0$---------FORCELOADCURVEDATAFORBINDER*DEFINE_CURVE$CURVENAMEBINFOR0411$LCIDSIDRSCLASCLOOFFAOFFO20$A1O10.000000000E+000.000000000E+00

0.109636363E-030.200000000E+060.109636365E-010.200000000E+06控制参数$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$$(2)CONTROLCARDS.$$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$*CONTROL_STRUCTURED_TERM*CONTROL_TERMINATION$ENDTIMENDCYCDTMINENDNEGENDMAS0.011182000.000*CONTROL_TIMESTEP$DTINITTSSFACISDOTSLIMTDT2MSLCTMERODEMS1ST0.0000.90000.000-3.1949E-7*CONTROL_CONTACT$SLSFACRWPNALISLCHKSHLTHKPENOPTTHKCHGORIEN0.0100.00021401$USRSTRUSRFACNSBCSINTERMXPENESSTHKECDTTIEDPRJ001004.0000终止时间时间步长控制接触控制Endtim:计算结束时间Dtinnit:初始时间步长Tssfac:时间步长系数Slsfac:接触刚度(界面的罚函数因子,默认0.1)结果文件输出控制$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$$(3)DATABASECONTROLCARDSFORASCIIFILE$$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8*DATABASE_MATSUM：材料能量总结1.11820E-4*DATABASE_GLSTAT：总体统计和能量1.11820E-4*DATABASE_RCFORC：接触面反作用力1.11820E-4*DATABASE_SLEOUT：滑动界面能1.11820E-4*DATABASE_RBDOUT：刚刚提数据1.11820E-4$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8$$(4)DATABASECONTROLCARDSFORBINARYFILE$$---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8*DATABASE_BINARY_D3PLOT后处理结果文件，包含应力，应变，变形等$DT/CYCLLCDTNOBEAM7.98714E-4*DATABASE_BINARY_RUNRSF重启动文件$DT/CYCLLCDTNOBEAM0.500E+04*DATABASE_EXTENT_