Development of Adaptive Grid Schemes Based on Poisson Grid Generators

Abstract

Poisson equation grid generators are the most popular differential equation mesh generation schemes. Results reported under this program show how to use the existing schemes to construct adaptive grids. Methods for controlling individual arc lengths as well as cell volumes are given and technique for constructing two-dimensional orthogonal adaptive grids are included. Adaptivity was also demonstrated with unstructured meshes using the Poisson equation as a control on grid point location. Additional adaption schemes fro unstructured grids presented using a linear spring analogy.

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 1989
Accession Number
ADA206922

Entities

People

  • Dale A. Anderson

Organizations

  • University of Texas at Arlington

Tags

Communities of Interest

  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Computational Fluid Dynamics
  • Computational Science
  • Differential Equations
  • Equations
  • Euler Equations
  • Flow
  • Fluid Dynamics
  • Fluid Flow
  • Fluid Mechanics
  • Generators
  • Geometry
  • Grids
  • Mathematics
  • Partial Differential Equations
  • Poisson Equation
  • Standards
  • Two Dimensional

Fields of Study

  • Mathematics

Readers

  • Adaptive Control and Estimation with Uncertainty in Dynamic Systems.
  • Electronics Engineering