DYT101 - Introduction To Dytran

Published 2013-05-15
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Course Content

Topics:

Day One

  • Introduction
    • Overview of Dytran capabilities
    • Differences between Lagrangian and Eulerian technology
    • Overview of contact and Euler/Lagrange coupling techniques
    • Typical applications
  • Explicit transient dynamic analysis
    • Introduction to explicit solution techniques
    • Explicit versus implicit technology
    • When to use explicit technology
  • Input definition
    • Overview of the input file
    • Input file formats and data generation
    • File management system
    • Executive control
    • Case control
    • Bulk data
  • Running the analysis
    • Modeling
    • Description of the Dytran files
    • Example input file
    • Restarts and rezones
    • Executing Dytran
    • Postprocessing using the XDEXTR translator
  • Workshop on using XDEXTR
  • Basic concepts of Lagrange
    • Theory
    • Computational cycle
    • User subroutine implementation

Day Two

  • Lagrangian capabilities
    • Element library
    • Material models
    • Loads and constraints
    • User subroutines
  • Workshop example on Lagrange
  • Pre-stressing with MSC Nastran
  • Concept of surfaces in Dytran
    • Surface definition
    • Defining segments
    • Surface modeling
  • Lagrangian Interaction Capabilities
    • Contact
    • Tied connections
    • Kinematic connections
    • Breakable connections
  • Modeling techniques
    • Mesh design
    • Problem simplification
    • Post-processing
    • Results interpretation
  • Workshop example on Lagrangian interaction

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