Flow field saddles and their relation to vortex asymmetry

DOI10.1016/S0045-7930(97)00006-6zbMath0917.76054MaRDI QIDQ1370141

Paul D. Orkwis, Raja Sengupta, Shawna M. Davis

Publication date: 18 July 1999

Published in: Computers and Fluids (Search for Journal in Brave)

zbMATH Keywords

iterative proceduregrid refinementlocal time steppingapproximate factorization schemeasymmetric vortex formationcone at incidenceconical Navier-Stokes solverflow field topologyJacobian freezingRoe's finite difference space discretizationSteger-Warming's flux splitting

Mathematics Subject Classification ID

Finite difference methods applied to problems in fluid mechanics (76M20) Existence, uniqueness, and regularity theory for compressible fluids and gas dynamics (76N10)

Cites Work

• Flux vector splitting of the inviscid gasdynamic equations with application to finite-difference methods
• Numerical issues affecting vortex asymmetries computed with the conical Navier-Stokes equations
• Computation of the asymmetric vortex pattern for bodies of revolution
• Prediction of steady and unsteady asymmetric vortical flows around circular cones
• Instabilities of flows over bodies at large incidence
• Flux-difference split algorithm for unsteady thin-layer Navier-Stokes solutions
• Proving algorithm symmetry for flows exhibiting symmetry breaking

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