General

14 Mar 25

How to read NASTRAN bulk data files.

Beginning with version 970 of LS-DYNA, a NASTRAN bulk data file can be read into LS-DYNA directly using the command:…

14 Mar 25

How can nodal accelerations be evaluated in LS-DYNA?

Within in the consider example, a rigid body (20mm x 200mm; 2 x 20 elements) rotates around his centre of…

14 Mar 25

General

General information on user-defined history and response result extraction. LS-OPT provides a user-defined interface to extract history and response results,…

14 Mar 25

General

What are the differences between implicit and explicit? Upgrade a Network License (Microsoft Windows) LS-DYNA runs into Segmentation Violation (SIGSEGV)…

14 Mar 25

General

General information regarding User-Defined solvers Parameterization of Input files For User-defined solvers, the LS-OPT parameter format <<>> can be used…

14 Mar 25

Gravity Load

Gravity load is applied via the *LOAD_BODY_Z command (assuming the z-axis is vertical). Preloading due to gravity can be accomplished via a…

14 Mar 25

Extra history variables

Extra history variables, when written to the d3plot database, (see NEIPH and NEIPS in *DATABASE_EXTENT_BINARY) may be fringed using LS-POST by selecting Fcomp > Misc >…

14 Mar 25

General

Gereral information on how to integrate a pre-processor in LS-OPT To integrate a pre-processor in LS-OPT, either the available interfaces…

14 Mar 25

Force Analysis

Forces can be obtained a variety of ways: You can obtain interior forces and moments at a cross-section via the…

14 Mar 25

Forces of nodes

The following table summarizes whether various ASCII output files contain nodal forces due to various loading or boundary conditions. NODFOR…

General Archives - Page 2 of 5 - LSDYNA

General