Numerical Solution of Fractional Diffusion Equation Model for Freezing in Finite Media
Author(s) -
R. S. Damor,
Sushil Kumar,
A. K. Shukla
Publication year - 2013
Publication title -
international journal of engineering mathematics
Language(s) - English
Resource type - Journals
eISSN - 2356-7007
pISSN - 2314-6109
DOI - 10.1155/2013/785609
Subject(s) - diffusion , fractional calculus , diffusion equation , finite difference method , heat equation , anomalous diffusion , finite difference , mechanics , interface (matter) , transient (computer programming) , finite element method , thermodynamics , materials science , physics , mathematics , mathematical analysis , computer science , engineering , innovation diffusion , bubble , metric (unit) , knowledge management , operations management , maximum bubble pressure method , operating system
Phase change problems play very important role in engineering sciences including casting of nuclear waste materials, vivo freezing of biological tissues, solar collectors and so forth. In present paper, we propose fractional diffusion equation model for alloy solidification. A transient heat transfer analysis is carried out to study the anomalous diffusion. Finite difference method is used to solve the fractional differential equation model. The temperature profiles, the motion of interface, and interface velocity have been evaluated for space fractional diffusion equation
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