An Evaluation of Finite Element Models for Soil Consolidation.

Abstract

Numerical performance of Ghaboussi's isoparametric bilinear quadrilateral element, for analysis of quasi-static flow of an incompressible fluid through a linear elastic saturated porous soil, is compared with that of Sandhu's composite element in which the displacement has biquadratic interpolation. Application of both procedures to solution of one-dimensional consolidation and plain strain consolidation of the half-space under a strip load shows that Ghaboussi and Wilson's procedure gives results almost identical to those from the higher order element but is significantly more economical to use.

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Document Details

Document Type
Technical Report
Publication Date
Apr 01, 1984
Accession Number
ADA150772

Entities

People

  • B. L. Aboustit
  • R. S. Sandhu
  • S. J. Hong

Organizations

  • Ohio State University

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Air Force
  • Civil Engineering
  • Composite Materials
  • Computer Programs
  • Differential Equations
  • Elastic Properties
  • Engineering
  • Finite Element Analysis
  • Geometry
  • Materials
  • Mechanics
  • Modulus Of Elasticity
  • Pore Pressure
  • Pressure Distribution
  • Saturated Soils
  • Scientific Research
  • Variational Principles

Readers

  • Agricultural Chemistry/Soil Science
  • Graph Algorithms and Convex Optimization.
  • Structural Dynamics.

Technology Areas

  • Space