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FEA LS DYNA

FEA LS DYNA TRAINING

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Last updated: Nov 07, 2025
Level Intermediate
Language Telugu
Enrolments No enrolled students
Views 70

About This Course

Course Curriculum

8 Topics
8 Lessons
total length

  • Introduction to LS-DYNA

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    What is LS-DYNA? Real-world crash and impact applications Introduction to Explicit Solver workflow LS-DYNA input file structure (.k, .dyn, .d3plot, etc.) Running your first simulation in LS-PrePost

  • Model Setup and Units

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    Block impact setup with rigid wall Units in LS-DYNA: mm, ms, kg - maintaining consistency Key control cards: time step, termination, energy Managing model directories and input files

  • Material Models for Crash

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    Overview of material cards: MAT_24, MAT_89, MAT_98 Plasticity and strain-rate dependent behavior Basics of failure modeling Using test data to define material curves

  • Meshing and Element Strategy

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    Shell vs solid elements -use cases and benefits Choosing between quad, hex, and tet elements Mesh quality checks: aspect ratio, skew, warpage Mesh setup for crash-prone components

  • Contact and Assembly Modeling

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    Contact definitions: automatic surface, tied, node-to-surface Spotweld simulation: CONSTRAINED_SPOTWELD basics  Debugging contact issues: penetration, instability Multi-part assembly setup (e.g., crush can + frame)

  • Crash & Impact Case Study - Crush Can

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    Modeling a crush can under axial impact Velocity input, rigid wall, boundary condition setup Observing folding and progressive deformation Plotting force-displacement curve and energy absorption

  • Simulation Project

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    Project: Rear Underrun Protection Device (RUPD) Crash Simulation Modeling of truck rear frame + RUPD structure Rigid wall setup and prescribed velocity input Contact definition and simulation run Postprocess force-time graph and deformation zones

  • Postprocessing & Final Review

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    D3PLOT, RCFORC, NODOUT - reading and interpreting outputs  Energy balance: kinetic vs internal vs total Plotting stress, intrusion, and acceleration graphs Final Review: Combine RUPD + Crush Can for evaluation report

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Course Includes:

  • 8 Topics
  • 8 Lessons
  • 8 Articles
Sai C

Sai Chaitanya
Verified
India

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