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專案描述

Impact is a finite element program for simulation
of dynamic events such as car crashes or other
large deformation events. It is kept very simple
to make it intuitive to use and easy to change and
extend. The program includes a NURBS based
pre-processor for modelling, a solver with editor,
a post-processor, and a graph plotter for results
viewing. Impact also interfaces with several other
programs, such as Nastran and Gmsh.

System Requirements

System requirement is not defined
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.

2007-07-11 23:24
0.7.5

The entire preprocessor model can now be saved in the .in file. It is possible to script drive the geometry and FE model by manually editing the .in file and then reading it into the preprocessor. A bug was fixed in the post-processor where Gradient Result is now visible in the OpenGL accelerated version.
標籤: Minor feature enhancements

2007-06-14 08:03
0.7.4

This release finally allows groups to be usable in
the preprocessor. There is also a bugfix for the
NASTRAN file import filter.
標籤: Minor feature enhancements

2007-06-02 23:30
0.7.3

Several new file parsers have been added to the
preprocessor. The UNV format allows interfacing
with the Salome mesh generator. The BDF and
NASTRAN file formats are simpler, faster, and more
robust than the previous implementation. The GMSH
reader now works with the version 2 format and
does not require any preparation of the mesh.
Finally, a group feature has been added but is not
complete.
標籤: Minor feature enhancements

2007-01-16 18:54
0.7.2

This release fixes bugs in the HTML documentation. Preprocessor now imports all elements from a GMSH .msh file, and has faster export of .in files (a few minutes versus an hour). PostProcessor remembers the last directory used. Solver checks for NIP used in Solid_iso_4 element and calculates the correct mass calculation of tetrahedron Solid_iso_4 and Solid_iso_6 elements. The find and replace feature in the editor is improved, but not complete. The Optimizer GUI values now control the optimiser, which has a corrected output when using Solid_iso_4 elements.
標籤: Major bugfixes

2006-10-01 21:41
0.7.1_mca

Bugfixes were made in the GUI. Fracture capability has been added to the Solid_Iso_4 element.
標籤: Minor bugfixes

Project Resources