Local Scalable CFD Algorithms Based on First-Order PDE'S

Abstract

This performance report covers the proposal grant period 9/1/2005 - 4/30/2006; it also serves as a final report. Results on DG for HR systems: We wish to adopt a discretization method that combines compactness with high-order accuracy. In standard nite-volume methods, higher-order accuracy relies on piecewise-polynomial reconstruction, which requires extended stencils. Discontinuous Galerkin (DG) methods overcome the draw-back of reconstruction by using extra equations for updating the polynomial representation of state variables.

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Document Details

Document Type
Technical Report
Publication Date
Apr 30, 2006
Accession Number
ADA456848

Entities

People

  • Bram van Leer

Organizations

  • University of Michigan

Tags

Communities of Interest

  • Space

DTIC Thesaurus Topics

  • Advection
  • Air Force
  • Algorithms
  • Cauchy Problem
  • Computational Fluid Dynamics
  • Computational Science
  • Department Of Defense
  • Equations
  • Error Analysis
  • Flow
  • Governments
  • Knudsen Number
  • Microelectromechanical Systems
  • Polynomials
  • Relaxation Time
  • Scientific Research
  • Standards

Readers

  • Calculus or Mathematical Analysis
  • Computational Fluid Dynamics (CFD)
  • Inertial Navigation Systems.