Blast Computation Using Harten's Total Variation Diminishing Scheme

Abstract

A model for blast field calculations involving two distinct gases is described. It is based upon the Euler equations and Harten's Total Variation Diminishing (TVD) scheme is used as the equation solver. The eigenvalues and eigenvectors are first derived for a general equation of state. Then a particular equation of state is presented for a mixture of two ideal gases. The model predictions show good agreement with experiment data for a shock diffraction around a corner.

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Document Details

Document Type
Technical Report
Publication Date
Oct 01, 1984
Accession Number
ADA148141

Entities

People

  • G. C. Carofano

Organizations

  • United States Army Armament Research, Development and Engineering Center

Tags

Communities of Interest

  • Energy and Power Technologies
  • Weapons Technologies

DTIC Thesaurus Topics

  • Computational Fluid Dynamics
  • Eigenvalues
  • Equations
  • Equations Of State
  • Euler Equations
  • Flow
  • Fluid Dynamics
  • Fluid Mechanics
  • High Resolution
  • Mechanical Properties
  • Mechanics
  • Military Research
  • Physical Properties
  • Physics
  • Physics Laboratories
  • Shock Waves
  • Steady State

Fields of Study

  • Physics

Readers

  • Combustion Dynamics and Shock Wave Physics.
  • Finite Element Method (FEM) for solving Partial Differential Equations (PDEs)