NX Nastran DMAP Programmer's Guide - Kxcad.net

NLTRD2
Computes transient nonlinear analysis solution matrices and tables
NLTRD2 Computes transient nonlinear analysis solution matrices and tables
Computes transient nonlinear analysis solution matrices and tables. Applicable to
dynamic structural or transient heat transfer analysis.
Format:
NLTRD2 CASECC,PDT,YS,ELDATA,KELMNL,
KDD,GM,MPT,DIT,KBDD,
DLT1,CSTM,BGPDT,SIL,USETD,
BRDD,MDD,NLFT,RDEST,RECM,
BDD,GPSNT,DITID,DEQIND,DEQATN/
ULNT,IFS,ESTNLH,IFD,OESNL1,
PNL,TEL,MULNT,MESTNL,BTOPCNV,
BTOPSTF,OESNLB1/
KRATIO/S,N,CONV/S,N,STIME/S,N,NEWP/S,N,NEWK/
S,N,OLDDT/S,N,NSTEP/LGDISP /S,N,CONSEC/S,N,ITERID/
ITIME/S,N,KTIME/S,N,LASTUPD/S,N,NOGONL/S,N,NBIS/
MAXLP/TSTATIC/LANGLE/NDAMP/TABS/
SIGMA/NORADMAT/S,N,ADPCON/PBCONT/
S,N,NBCONT $
Input Data Blocks:
CASECC Table of Case Control command images.
PDT Dynamic load vectors for transient analysis in the d-set.
YS Matrix of enforced displacements or temperatures.
ELDATA Table of combined nonlinear information data.
KELMNL Table of element matrices for stiffness for nonlinear elements.
KDD Stiffness matrix for the d-set, linear elements only.
GM Multipoint constraint transformation matrix, m-set by n-set.
MPT Table of Bulk Data entry images related to material properties.
DIT Table of TABLEij Bulk Data entry images.
KBDD Tangential stiffness in d-set.
DLT1 Table of dynamic loads updated for nonlinear analysis.
CSTM Table of coordinate system transformation matrices.
BGPDT Basic grid point definition table.
SIL Scalar index list.
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