Approximate analytic solutions of transient nonlinear heat conduction with temperature-dependent thermal diffusivity

M. T. Mustafa*, A. F.M. Arif, Khalid Masood

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

A new approach for generating approximate analytic solutions of transient nonlinear heat conduction problems is presented. It is based on an effective combination of Lie symmetry method, homotopy perturbation method, finite element method, and simulation based error reduction techniques. Implementation of the proposed approach is demonstrated by applying it to determine approximate analytic solutions of real life problems consisting of transient nonlinear heat conduction in semi-infinite bars made of stainless steel AISI 304 and mild steel. The results from the approximate analytical solutions and the numerical solution are compared indicating good agreement.

Original languageEnglish
Article number423421
JournalAbstract and Applied Analysis
Volume2014
DOIs
StatePublished - 2014

Bibliographical note

Publisher Copyright:
© 2014 M. T. Mustafa et al.

ASJC Scopus subject areas

  • Analysis
  • Applied Mathematics

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