using Spalart-Allmaras model in interFoam
I an new to Openfoam , I am trying to use Spalart-Allmaras model for my nozzle flow in interFoam. I incoporated nuTilda and nutildaFinal in the fvsolutions of the system file, but I a getting this error. can any one tell me, how to solve this error.
Reading g Calculating field g.h time step continuity errors : sum local = 9.77995e-05, global = -9.77995e-05, cumulative = -9.77995e-05 DICPCG: Solving for pcorr, Initial residual = 1, Final residual = 6.94573e-11, No Iterations 194 time step continuity errors : sum local = 6.7998e-15, global = -4.64687e-17, cumulative = -9.77995e-05 Courant Number mean: 0.00278549 max: 0.285502 Starting time loop Courant Number mean: 0.00193436 max: 0.198265 Interface Courant Number mean: 0 max: 0 deltaT = 0.000694444 Time = 0.000694444 MULES: Solving for alpha1 Phase-1 volume fraction = 0.0220219 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.0220388 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.0220558 Min(alpha1) = 0 Max(alpha1) = 1 MULES: Solving for alpha1 Phase-1 volume fraction = 0.0220728 Min(alpha1) = 0 Max(alpha1) = 1 DICPCG: Solving for p_rgh, Initial residual = 1, Final residual = 0.0419123, No Iterations 85 time step continuity errors : sum local = 4.60931e-06, global = 9.84271e-09, cumulative = -9.77897e-05 DICPCG: Solving for p_rgh, Initial residual = 0.000734712, Final residual = 3.64035e-05, No Iterations 65 time step continuity errors : sum local = 1.06533e-05, global = 2.14005e-06, cumulative = -9.56496e-05 DICPCG: Solving for p_rgh, Initial residual = 0.00326193, Final residual = 8.82474e-08, No Iterations 123 time step continuity errors : sum local = 4.04865e-09, global = 5.87426e-11, cumulative = -9.56496e-05 smoothSolver: Solving for nuTilda, Initial residual = 0, Final residual = 0, No Iterations 0 --> FOAM Warning : From function tmp<volScalarField> SpalartAllmaras::k() const in file SpalartAllmaras/SpalartAllmaras.C at line 243 Turbulence kinetic energy not defined for Spalart-Allmaras model. Returning zero field --> FOAM Warning : From function tmp<volScalarField> SpalartAllmaras::k() const in file SpalartAllmaras/SpalartAllmaras.C at line 243 Turbulence kinetic energy not defined for Spalart-Allmaras model. Returning zero field ExecutionTime = 0.18 s ClockTime = 1 s %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% This is the what I incorporated in the SYSTEM/FVSOLUTIONS /*--------------------------------*- C++ -*----------------------------------*\ | ========= | | | \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | | \\ / O peration | Version: 2.1.1 | | \\ / A nd | Web: www.OpenFOAM.org | | \\/ M anipulation | | \*---------------------------------------------------------------------------*/ FoamFile { version 2.0; format ascii; class dictionary; location "system"; object fvSolution; } // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // solvers { pcorr { solver PCG; preconditioner DIC; tolerance 1e-10; relTol 0; } p_rgh { solver PCG; preconditioner DIC; tolerance 1e-07; relTol 0.05; } p_rghFinal { solver PCG; preconditioner DIC; tolerance 1e-07; relTol 0; } nuTildacorr { solver PCG; preconditioner DIC; tolerance 1e-10; relTol 0; } nuTilda { solver PCG; preconditioner DIC; tolerance 1e-07; relTol 0.05; } nuTildaFinal { solver smoothSolver; preconditioner DIC; tolerance 1e-07; relTol 0; } } PIMPLE { momentumPredictor no; nCorrectors 3; nNonOrthogonalCorrectors 0; nAlphaCorr 1; nAlphaSubCycles 4; cAlpha 2; } // ************************************************** *********************** // |
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