Record Details

UNSTEADY FLOW COMPUTATIONS OVER MOVING BODY USING DYNAMIC MESHES

DSpace at IIT Bombay

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Field Value
 
Title UNSTEADY FLOW COMPUTATIONS OVER MOVING BODY USING DYNAMIC MESHES
 
Creator MANDAL, JC
BALLMANN, J
 
Subject ale
gcl
implicit
gmres
euler equations
 
Description An efficient implicit unstructured grid algorithm for solving unsteady inviscid compressible flows over moving body employing an Arbitrary Lagrangian Eulerian formulation is presented. In the present formulation, the time discretization is performed using a second-order accurate 3-point time integration scheme and the upwind-biased space discretization using second-order accurate finite volume formulation with Venkatakrishnan limiter. The face-velocities of the control volumes are computed using Geometric Conservation Laws. The nonlinear system arising from the implicit formulation is solved using an ILU preconditioned Newton-Krylov iteration at every time step. The computed results for two test cases involving harmonically oscillating NACA0012 airfoil are presented in order to demonstrate the efficacy of the present solver.
 
Publisher WORLD SCIENTIFIC PUBL CO PTE LTD
 
Date 2011-09-02T03:04:24Z
2011-12-26T12:59:55Z
2011-12-27T05:53:07Z
2011-09-02T03:04:24Z
2011-12-26T12:59:55Z
2011-12-27T05:53:07Z
2004
 
Type Article
 
Identifier INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 1(3), 507-518
0219-8762
http://dx.doi.org/10.1142/S0219876204000253
http://dspace.library.iitb.ac.in/xmlui/handle/10054/12949
http://hdl.handle.net/10054/12949
 
Language en