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ansys 模擬管材軋制出錯,請指點?
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本人 ansys 12.0 版本, 在網(wǎng)上找到一個ansys模擬管材軋制的例子,按照相應(yīng)的命令流做的時候,結(jié)果出錯,請指點?不勝感激!以下是命令流! *SET,r1,59.2 *SET,r2,280 *SET,r3,50 *SET,ex,4 *SET,alpha1,47.74 *SET,alpha2,42.37 *SET,sp,10 *SET,b,151.9 *SET,h,110.4 *SET,loc1x,-148.5 *SET,loc1y,-167.4 *SET,loc2x,0 *SET,loc2y,-4 *SET,loc3x,95.3067 *SET,loc3y,54.9922 *SET,deltax1,5 *SET,circum,390.07 *SET,thin1,11.5 *SET,dia1,130 *SET,r1out,dia1/2 *SET,r1in,dia1/2-thin1 *SET,biteangle1,23.1155 *SET,dist,66.6611 /PREP7 wpoff,0,loc2y,0 cyl4, , ,r1,alpha1,r1,90 csys,0 wpave,0,0,0 csys,0 wpoff,loc3x,loc3y,0 pcirc,r3, ,alpha2+180,270, csys,0 wpave,0,0,0 asel,s,,,1,2,1 adele,all lplot lsel,s,,,2,3,1 lsel,a,,,5,6,1 ldele,all,,,1 allsel k,,loc1x,loc1y larc,1,4,3,r2 kdele,3 lplot lsel,s,,,1,2,1 lsel,a,,,4 lcomb,all,,0 lplot /pnum,kp,1 numcmp,kp k,,loc3x+deltax1,sp/2 k,,loc3x+deltax1,75 k,,loc3x+deltax1,225 k,,loc3x,225 k,,0,225 k,,646,75 k,,651,80 k,,651,225 l,7,6 l,6,2 l,2,3 l,3,4 l,4,5 l,5,6 l,4,8 l,8,9 l,9,10 l,10,5 lfillt,5,8,10 l,4,11 lsel,all lsymm,x,all,,,,0,0 lsel,s,,,2 lsel,a,,,15 lglue,all lsel,s,,,1 lsel,a,,,14 lglue,all lsel,s,,,1,3,1 lsel,a,,,15,16,1 lsel,a,,,27 al,all lsel,s,,,21,26,1 lsel,a,,,19 al,all lsel,s,,,8,13,1 lsel,a,,,6 al,all lsel,s,,,3,7,1 lsel,a,,,13 al,all lsel,s,,,16,20,1 lsel,a,,,26 al,all aplot asel,s,,,1,5,1 vrotat,all,,,,,,10,24,360 vsel,s,,,1,6,5 vsel,a,,,11,16,5 vadd,all vplot vsel,s,,,3,8,5 vsel,a,,,13,18,5 vadd,all vplot vsel,s,,,2,7,5 vsel,a,,,12,17,5 vadd,all vplot vsel,s,,,5,10,5 vsel,a,,,15,20,5 vadd,all vplot vsel,s,,,4,9 vsel,a,,,14,19,5 vadd,all vplot vsel,s,,,2,5,3 vsel,a,,,21 vadd,all vplot numcmp,all vsel,s,,,1,3,1 vsymm,y,all,,,,0,0 wpoff,,,-100 CYL4, , ,49.7, , , ,700 wpro,,,90.000000 wpro,,,90.000000 cone,49.7,20,0,100,0,360, wpro,,,-90.000000 wpro,,,-90.000000 wpave,0,0,0 csys,0 vadd,7,8 wpoff,0,0,dist+100 cyl4, , ,r1in, ,r1out, ,400 csys,0 wpave,0,0,0 csys,0 numcmp,all allsel,all et,1,solid164 keyopt,1,1,1 mp,ex,1,104.4e9 mp,dens,1,7870 mp,nuxy,1,0.4878 tb,plaw,1,,,1 tbdat,1,245e6 tbdat,2,35.08e9 tbdat,3,0 tbdat,4,40.0 tbdat,5,5.0 tbdat,6,0.75 mp,ex,2,170e9 mp,nuxy,2,0.25 mp,dens,2,7096 edmp,rigid,2,7,5 mp,ex,3,170e9 mp,nuxy,3,0.25 mp,dens,3,7096 edmp,rigid,3,7,5 mp,ex,4,ex,205e9 mp,nuxy,4,0.28 mp,dens,4,7830 edmp,rigid,4,4,7 type,1 mat,1 exto,vswe,auto,on vsweep,7 type,1 mat,2 smrt,6 mshape,1,3d mshkey,0 vmesh,1,2 smrt,5 mshape,1,3d mshkey,0 vmesh,3 type,1 mat,3 smrt,6 mshape,1,3d mshkey,0 vmesh,4,5 smrt,5 mshape,1,3d mshkey,0 vmesh,6 type,1 mat,4 exto,vswe,auto,on vsweep,5 numcmp,all allsel,all edpart,create esel,s,mat,,1 nsle,s cm,tube,node allsel,all edcgen,fnts, 1, 2,0.2,0,0,0,0, , , , ,0,10000000,0,0 edcgen,fnts, 1, 3,0.2,0,0,0,0, , , , ,0,10000000,0,0 edcgen,fnts, 1, 4,0.2,0,0,0,0, , , , ,0,10000000,0,0000,0,0 edcontact,0.1,0,2,1,4,1,1,4,0 edsp,off,,,1 edve,velo,tube,0,0,-1000,0,0,0,,,,,,, /solu *dim,time,,2 time(1)=0,1 *dim,rotrolling,,2 rotrolling(1) = 69.5,79.05 *dim,velmandril,,2 velmandril(1,1,1) = -1600,-1610 wpoff,0,225,0 edload,add,rbox,0,2,time,rotrolling,0,,,,, wpoff,0,-450,0 edload,add,rbox,0,3,time,rotrolling,0,,,,, csys,0 wpave,0,0,0 csys,0 edload,add,rbvz,0,4,time,velmandril,0,,,,, edenergy,1,1,0,0 time,1 edrst,100 edhtime,1000 eddump,1 solve finish [ Last edited by yujunhui on 2013-4-6 at 18:15 ] |
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試了一下,出現(xiàn)錯誤信息:你的模型中缺少約束。 在 ANSYS/Ls-Dyna 中,約束是用 EDLOAD 命令定義的。檢查你的命令流,有三個 EDLOAD 命令,分別用來定義角速度和速度隨時間的變化,但是沒有對位移自由度施加任何約束,因此整個模型一受力就會出現(xiàn)剛體運動,飛向遠(yuǎn)方。 |
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