LS-DYNA-关键字文件课件.ppt

1、LS-DYNA关键字文件内容 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) INPUT DECK$ DATE : Nov 3, 2003 at 17:19:47$*TITLENumisheet 96: S-rail S

2、tamping以$开始的是注释行输入文件的第一个关键词都是*KEYWORD该分析项目的标题关键字文件基本结构板料 (Blank)$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ BLANK DESCRIPTION$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*SET_PART_LIST$SET_PART_NAME: BLANK $ SID DA1 DA2 DA3 DA4 1$ PID1 PID2 PID3 PID4 PID5 PID6 PID7 PID8 1*PART$HEADING PART PID = 1 PART NAME :BLANK.LI$ P

3、ID SECID MID EOSID HGID GRAV ADPOPT 1 5 1*MAT_3-PARAMETER_BARLAT$MATERIAL NAME:BLANKMAT$ MID RO E PR HR P1 P2 1 7.830E-09 2.070E+05 2.800E-01 2.000E+00 6.480E+02 2.200E-01$ M R00 R45 R90 LCID E0 SPI 6.000E+00 1.870E+00 1.270E+00 2.170E+00 0 0.000E+00 0.000E+00$ AOPT 2.0$ XP YP ZP A1 A2 A3 1.000E+00

4、0.000E+00 0.000E+00$ V1 V2 V3 D1 D2 D3 0.000E+00 1.000E+00 0.000E+00*SECTION_SHELL$PROPERTY NAME:blankpro$ SID ELFORM SHRF NIP PROPT QR/IRID ICOMP 5 2 0.833E+00 3.0 1.0 0.0$ T1 T2 T3 T4 NLOC 1.000E+00 1.000E+00 1.000E+00 1.000E+00材料属性*MAT_3-PARAMETER_BARLAT$MATERIAL NAME:BLANKMAT$ MID RO E PR HR P1

5、P2 1 7.830E-09 2.070E+05 2.800E-01 2.000E+00 6.480E+02 2.200E-01$ M R00 R45 R90 LCID E0 SPI 6.000E+00 1.870E+00 1.270E+00 2.170E+00 0 0.000E+00 0.000E+00$ AOPT 2.0$ XP YP ZP A1 A2 A3 1.000E+00 0.000E+00 0.000E+00$ V1 V2 V3 D1 D2 D3 0.000E+00 1.000E+00 0.000E+00RO : 密度密度E : 杨氏模量杨氏模量PR : 泊松比泊松比HR : 硬化

6、指数硬化指数P1 : K 值值P2 ：N 值值M ： 应变速率敏感系数应变速率敏感系数R00R45: 各向异性的苏醒应变比各向异性的苏醒应变比R90AOPT：自适应网格划分的选项，：自适应网格划分的选项， 1 激活激活单元属性*SECTION_SHELL$PROPERTY NAME:blankpro$ SID ELFORM SHRF NIP PROPT QR/IRID ICOMP 5 2 0.833E+00 3.0 1.0 0.0$ T1 T2 T3 T4 NLOC 1.000E+00 1.000E+00 1.000E+00 1.000E+00ELPORM ：单元公式号：单元公式号SHRF ：

7、剪应力因子：剪应力因子NIP ：积分点数：积分点数PROPT ：输出变量的控制参数：输出变量的控制参数T1T4 ：四个节点的厚度：四个节点的厚度凸模 (Punch)$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ PUNCH DESCRIPTION$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*SET_PART_LIST$SET_PART_NAME: PUNCH $ SID DA1 DA2 DA3 DA4 2$ PID1 PID2 PID3 PID4 PID5 PID6 PID7 PID8 4*PART$HEADING PART PID = 4 PART

8、 NAME :PUNCH $ PID SECID MID EOSID HGID GRAV ADPOPT 4 9 2*MAT_RIGID$MATERIAL NAME:PUNCHMAT$ MID RO E PR N COUPLE M ALIAS 2 7.830E-09 2.070E+05 2.800E-01 0.000E+00 0.000E+00 0.000E+00$ CMO CON1 CON2 1.0 7.0 7.0$LCO or A1 A2 A3 V1 V2 V3*SECTION_SHELL$PROPERTY NAME:PUNCHPRO$ SID ELFORM SHRF NIP PROPT Q

9、R/IRID ICOMP 9 2 3.0 0.0 0.0$ T1 T2 T3 T4 NLOC 0.100E+01 0.100E+01 0.100E+01 0.100E+01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$MATERIAL NAME:PUNCHMAT$ MID RO E PR N COUPLE M ALIAS 2 7.830E-09 2.070E+05 2.800E-01 0.000E+00 0.000E+00 0.000E+00$ CMO CON1 CON2 1.0 7.0 7.0$LCO

10、or A1 A2 A3 V1 V2 V3CON1= 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轴转动凸模 (Punch)接触方式*CONTACT_FORMING_ONE_WAY_SURFACE_TO_SURFACE$ CID CONTACT INTERFACE TITLE$ 2 BLANK/PUNCH $ S

11、SID MSID SSTYP MSTYP SBOXID MBOXID SPR MPR 1 2 2 2 1 1$ FS FD DC V VDC PENCHK BT DT 0.125E+00 0.000E+00 0.000E+00 0.000E+00 0.200E+02 00.000E+0001.00000E20$ SFS SFM SST MST SFST SFMT FSF VSF 0.000E+00 0.000E+00 0.000E+00 0.000E+00$ SOFT SOFSCL LCIDAB MAXPAR PENTOL DEPTH BSORT FRCFRQ 0$ PENMAX THKOPT

12、 SHLTHK SNLOG 1凹模(Die)$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ DIE DESCRIPTION$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*SET_PART_LIST$SET_PART_NAME: DIE $ SID DA1 DA2 DA3 DA4 3$ PID1 PID2 PID3 PID4 PID5 PID6 PID7 PID8 2*PART$HEADING PART PID = 2 PART NAME :DIE.S $ PID SECID MID EOSID HGID GRAV ADPOPT 2 10 3*MAT_R

13、IGID$MATERIAL NAME:DIE MAT$ MID RO E PR N COUPLE M ALIAS 3 7.830E-09 2.070E+05 2.800E-01 0.000E+00 0.000E+00 0.000E+00$ CMO CON1 CON2 1.0 4.0 7.0$LCO or A1 A2 A3 V1 V2 V3*SECTION_SHELL$PROPERTY NAME:DIE PRO$ SID ELFORM SHRF NIP PROPT QR/IRID ICOMP 10 2 3.0 0.0 0.0$ T1 T2 T3 T4 NLOC 0.100E+01 0.100E+

14、01 0.100E+01 0.100E+01凹模 (Die)*CONTACT_FORMING_ONE_WAY_SURFACE_TO_SURFACE$ CID CONTACT INTERFACE TITLE$ 3 BLANK/DIE $ SSID MSID SSTYP MSTYP SBOXID MBOXID SPR MPR 1 3 2 2 1 1$ FS FD DC V VDC PENCHK BT DT 0.125E+00 0.000E+00 0.000E+00 0.000E+00 0.200E+02 00.000E+0001.00000E20$ SFS SFM SST MST SFST SFM

15、T FSF VSF 0.000E+00 0.000E+00 0.000E+00 0.000E+00$ SOFT SOFSCL LCIDAB MAXPAR PENTOL DEPTH BSORT FRCFRQ 0$ PENMAX THKOPT SHLTHK SNLOG 1凹模运动控制*BOUNDARY_PRESCRIBED_MOTION_RIGID$ typeID DOF VAD LCID SF VID DEATH BIRTH 2 3 0 1 1.0$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$-TRAVELING LOAD CURVE DATA FOR DIE *DEFIN

16、E_CURVE$CURVENAME DIETRV03 10$ LCID SIDR SCLA SCLO OFFA OFFO 1 0$ A1 O1 0.000000000E+00 0.000000000E+00 0.913636351E-03 -0.400000000E+04 0.100500006E-01 -0.400000000E+04 0.109636365E-01 0.000000000E+00压边圈 (Binder)$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ BINDER DESCRIPTION$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*

17、SET_PART_LIST$SET_PART_NAME: BINDER $ SID DA1 DA2 DA3 DA4 4$ PID1 PID2 PID3 PID4 PID5 PID6 PID7 PID8 3*PART$HEADING PART PID = 3 PART NAME :BIND $ PID SECID MID EOSID HGID GRAV ADPOPT 3 11 4*MAT_RIGID$MATERIAL NAME:BINDEMAT$ MID RO E PR N COUPLE M ALIAS 4 7.830E-09 2.070E+05 2.800E-01 0.000E+00 0.00

18、0E+00 0.000E+00$ CMO CON1 CON2 1.0 4.0 7.0$LCO or A1 A2 A3 V1 V2 V3*SECTION_SHELL$PROPERTY NAME:BINDEPRO$ SID ELFORM SHRF NIP PROPT QR/IRID ICOMP 11 2 3.0 0.0 0.0$ T1 T2 T3 T4 NLOC 0.100E+01 0.100E+01 0.100E+01 0.100E+01仅沿z轴运动压边圈 (Binder)*CONTACT_FORMING_ONE_WAY_SURFACE_TO_SURFACE$ CID CONTACT INTER

19、FACE TITLE$ 4 BLANK/BINDER $ SSID MSID SSTYP MSTYP SBOXID MBOXID SPR MPR 1 4 2 2 1 1$ FS FD DC V VDC PENCHK BT DT 0.125E+00 0.000E+00 0.000E+00 0.000E+00 0.200E+02 00.000E+0001.00000E20$ SFS SFM SST MST SFST SFMT FSF VSF 0.000E+00 0.000E+00 0.000E+00 0.000E+00$ SOFT SOFSCL LCIDAB MAXPAR PENTOL DEPTH

20、 BSORT FRCFRQ 0$ PENMAX THKOPT SHLTHK SNLOG 1压边力*LOAD_RIGID_BODY$ PID DOF LCID SF CID M1 M2 M3 3 3 2 1.0$-FORCE LOAD CURVE DATA FOR BINDER *DEFINE_CURVE$CURVENAME BINFOR04 11$ LCID SIDR SCLA SCLO OFFA OFFO 2 0$ A1 O1 0.000000000E+00 0.000000000E+00 0.109636363E-03 0.200000000E+06 0.109636365E-01 0.2

21、00000000E+06控制参数$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ (2) CONTROL CARDS.$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$*CONTROL_STRUCTURED_TERM*CONTROL_TERMINATION$ ENDTIM ENDCYC DTMIN ENDNEG ENDMAS 0.0111820 0 0.000*CONTROL_TIMESTEP$ DTINIT TSSFAC ISDO TSLIMT DT2MS LCTM ERODE MS1ST 0.000 0.900 0 0.000-3.1949E-7*CO

22、NTROL_CONTACT$ SLSFAC RWPNAL ISLCHK SHLTHK PENOPT THKCHG ORIEN 0.010 0.000 2 1 4 0 1$ USRSTR USRFAC NSBCS INTERM XPENE SSTHK ECDT TIEDPRJ 0 0 10 0 4.000 0结果文件输出控制$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ (3) DATABASE CONTROL CARDS FOR ASCII FILE$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*DATABASE_MATSUM ：材料能量总结材料能量总

23、结1.11820E-4*DATABASE_GLSTAT ：总体统计和能量：总体统计和能量1.11820E-4*DATABASE_RCFORC ：接触面反作用力：接触面反作用力1.11820E-4*DATABASE_SLEOUT ：滑动界面能：滑动界面能1.11820E-4*DATABASE_RBDOUT ：刚刚提数据：刚刚提数据1.11820E-4$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ (4) DATABASE CONTROL CARDS FOR BINARY FILE$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*DATABASE_BINAR

24、Y_D3PLOT 后处理结果文件，包含应力，应变，变形等后处理结果文件，包含应力，应变，变形等$ DT/CYCL LCDT NOBEAM7.98714E-4*DATABASE_BINARY_RUNRSF 重启动文件重启动文件$ DT/CYCL LCDT NOBEAM 0.500E+04*DATABASE_EXTENT_BINARY $ NEIPH NEIPS MAXINT STRFLG SIGFLG EPSFLG RLTFLG ENGFLG 5 1$ CMPFLG IEVERP BEAMIP DCOMP SHGE STSSZ 1 2结果文件输出控制FEM模型$-+-1-+-2-+-3-+-4-

25、+-5-+-6-+-7-+-8$ MODEL DATA FILE$ INCLUDE NODE, ELEMENT AND BOUNDARY CONDITION CARDS$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ NODAL POINT CARDS$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*NODE$ NODE X Y Z TC RC 1 0.500000000E+02 0.250000000E+03 0.000000000E+00 2 0.554666977E+02 0.250000000E+03 0.000000000E+00 3 0.609333649E+02 0.250000000E+03 0.000000000E+00$-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8$ SHELL ELEMENT CARDS $-+-1-+-2-+-3-+-4-+-5-+-6-+-7-+-8*ELEMENT_SHELL$ EID PID N1 N2 N3 N4 1 1 1 32 33 2 2 1 2 33 34 3 3 1 3 34 35 4 4 1 4 35 36 5*END