首页|Model reduction by constraints, discretization of flow problems and an induced pressure stabilization
Model reduction by constraints, discretization of flow problems and an induced pressure stabilization
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For flow problems, turbulence models and numerical methods can be thought of as model reductions. Herein we consider reduction imposed as a constraint using Lagrange multipliers. Development of this last method recovers the subgrid eddy viscosity method and a new stabilization of the incompressibilty constraint. Analysis of the new incompressibility stabilization reveals that stabilization is only really needed for the finest pressure scales. Copyright (c) 2005 John Wiley & Sons, Ltd.