Implementation of ERDC HEP Geo-Material Model in CTH and Application

Abstract

Work performed under TARDEC/MSU Simulation Based Reliability and Safety (SimBRS) Work Directive 37 - CTH Analysis Support and Code Enhancement TARDEC identified implementation of ERDC Hybrid Elastic-Plastic Geo-material model in CTH as a priority task Standard model at ERDC for soils (also rocks and concrete) Large library of HEP model fits for different soil types Proven to provide accurate model for buried explosions in soils in Lagrangian codes (EPIC, PRONTO3D, SABER) Current CTH implementation first successful one for Eulerian or ALE codes.

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Document Details

Document Type
Technical Report
Publication Date
Nov 02, 2011
Accession Number
ADA551236

Entities

People

  • Christoper Moore
  • Ravi Thyagarajan
  • Richard Weed

Organizations

  • Mississippi State University

Tags

Communities of Interest

  • Air Platforms
  • Counter IED
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Concrete
  • Directives
  • Dry Materials
  • Explosions
  • Explosives
  • Governments
  • High Pressure
  • Life Cycles
  • Materials
  • Mechanics
  • Mississippi
  • Reliability
  • Simulations
  • Soil Models
  • Standards
  • United States
  • United States Government

Readers

  • Computational Fluid Dynamics (CFD)
  • Geotechnical Engineering.