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A Navier–Stokes Solver for Turbomachinery Applications
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1993
Year
Numerical AnalysisFlow ControlEngineeringFluid MechanicsMechanical EngineeringTurbulenceTransonic Rotor BladeDetached Eddy SimulationRotor DynamicNavier-stokes EquationsComputational MechanicsUnsteady FlowTurbulence ClosureGrid Independence AnalysisNavier–stokes SolverLarge Eddy SimulationApplied AerodynamicsWind Turbine ModelingFluid MachineryAerospace EngineeringTurbulent Flow Heat TransferSubgrid ModelsWind Turbine BladesTurbulence ModelingAerodynamicsAutomotive Aerodynamics
A computer code for solving the Reynolds-averaged full Navier–Stokes equations has been developed and applied using H- and C-type grids. The Baldwin–Lomax eddy-viscosity model is used for turbulence closure. The integration in time is based on an explicit four-stage Runge–Kutta scheme. Local time stepping, variable coefficient implicit residual smoothing, and a full multigrid method have been implemented to accelerate steady-state calculations. A grid independence analysis is presented for a transonic rotor blade. Comparisons with experimental data show that the code is an accurate viscous solver and can give very good blade-to-blade predictions for engineering applications.