Noah
Hello,
I am trying to simulate a simple crash test where simple geometry is deformed using a drop weight.
I am using a shell plate as a drop weight.
See Keywords.
LS-DYNA keyword deck by LS-PrePost
*CONTROL_ACCURACY
$# osu inn pidosu iacc exacc
1 4 0 0
*CONTROL_BULK_VISCOSITY
$# q1 q2 type btype tstype
1.5 0.06 -2 0 0
*CONTROL_ENERGY
$# hgen rwen slnten rylen irgen maten drlen disen
2 2 2 2 2
*CONTROL_SHELL
$# wrpang esort irnxx istupd theory bwc miter proj
20.0 1 -1 4 16 2 1 0
$# rotascl intgrd lamsht cstyp6 thshel
1.0 0 0 1 0
$# psstupd sidt4tu cntco itsflg irquad w-mode stretch icrq
0 0 0 3 0
$# nfail1 nfail4 psnfail keepcs delfr drcpsid drcprm intperr
0 0 0 0 1.0 0
*CONTROL_TERMINATION
$# endtim endcyc dtmin endeng endmas nosol
0.03 0 0.0 0.01.000000E8 0
*CONTROL_TIMESTEP
$# dtinit tssfac isdo tslimt dt2ms lctm erode ms1st
0.0 0.0 0 0.0 0.0 0 0 0
$# dt2msf dt2mslc imscl unused unused rmscl emscl ihdo
0.0 0 0 0.0 0
*DATABASE_NODOUT
$# dt binary lcur ioopt option1 option2
0.001 0 0 1 0.0 0
*DATABASE_RWFORC
$# dt binary lcur ioopt
0.001 0 0 1
*DATABASE_BINARY_D3PLOT
$# dt lcdt beam npltc psetid
2.00000E-4 0 0 0 0
$# ioopt rate cutoff window type pset
0 0.0 0.0 0.0 0 0
*CONTACT_FORMING_SURFACE_TO_SURFACE_ID
$# cid title
2mass
$# surfa surfb surfatyp surfbtyp saboxid sbboxid sapr sbpr
11 8 3 3 0 0 0 0
$# fs fd dc vc vdc penchk bt dt
0.2 0.18 0.0 20.0 0 0.01.00000E20
$# sfsa sfsb sast sbst sfsat sfsbt fsf vsf
1.0 1.0 0.0 0.0 1.0 1.0 1.0 1.0
*CONTACT_AUTOMATIC_SINGLE_SURFACE_ID
$# cid title
3Selfcontact
$# surfa surfb surfatyp surfbtyp saboxid sbboxid sapr sbpr
11 3 0 0 0
$# fs fd dc vc vdc penchk bt dt
0.2 0.2 0.0 0.0 0.0 0.01.00000E20
$# sfsa sfsb sast sbst sfsat sfsbt fsf vsf
1.5 1.0 1.0 1.0 1.0 1.0
$# soft sofscl lcidab maxpar sbopt depth bsort frcfrq
1 0.1 0 1.025 1.0 2 0 1
$# penmax thkopt shlthk snlog isym i2d3d sldthk sldstf
0.0 1 2 0 0 0 0.0 0.0
$# igap ignore dprfac dtstif unused unused flangl cid_rcf
1 0 0.0 0.0 0.0 0
*MAT_MODIFIED_JOHNSON_COOK_TITLE
MAT_107_V2A
$# mid ro e pr beta xsi cp alpha
17.90000E-9 200000.0 0.3 1.0 0.95.000000E81.60000E-5
$# e0dot tr tm t0 flag1 flag2
1.0 293.0 1673.0 293.0 0.0 1.0
$# a/siga b/b n/beta0 c/beta1 m/na
310.0 1000.0 0.65 0.007 1.0
$# q1/a c1/n q2/alpha0 c2/alpha1
0.0 0.0 0.0 0.0
$# dc/dc pd/wc d1/na d2/na d3/na d4/na d5/na
1.0 150.0 0.0 0.0 0.0 0.0 0.0
$# tc tauc
0.0 850.0
*MAT_RIGID_TITLE
Fallgewicht
$# mid ro e pr n couple m alias
22.00000E-5 200000.0 0.3 0.0 0.0 0.0
$# cmo con1 con2
1.0 4 7
$#lco or a1 a2 a3 v1 v2 v3
0.0 0.0 0.0 0.0 0.0 0.0
*PART
$# title
mass
$# pid secid mid eosid hgid grav adpopt tmid
8 2 2 0 0 0 0 0
*SECTION_SHELL_TITLE
mass
$# secid elform shrf nip propt qr/irid icomp setyp
2 2 0.8333 2 1.0 0 0 1
$# t1 t2 t3 t4 nloc marea idof edgset
1.0 1.0 1.0 1.0 0.0 0.0 0.0 0
*PART
$# title
cylindershell
$# pid secid mid eosid hgid grav adpopt tmid
11 1 1 0 1 0 0 0
*SECTION_SHELL_TITLE
Shell_2
$# secid elform shrf nip propt qr/irid icomp setyp
1 16 0.8333 5 1.0 0 0 1
$# t1 t2 t3 t4 nloc marea idof edgset
2.0 2.0 2.0 2.0 0.0 0.0 0.0 0
*HOURGLASS
$# hgid ihq qm ibq q1 q2 qb/vdc qw
1 8 0.03 0 1.5 0.06 0.03 0.03
Unfortunately, this error always occurs and I do not understand what the problem is.
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