コード例 #1
0
        /// <summary>
        /// Ctor.
        /// </summary>
        /// <param name="SolverConf"></param>
        /// <param name="IncompressibleOperators"></param>
        /// <param name="PressureMapping"></param>
        /// <param name="Pressure"></param>
        /// <param name="BDF"></param>
        public MatrixFactoryIncompressibleFlows(SolverConfiguration SolverConf, OperatorFactoryFlowFieldIncompressible IncompressibleOperators,
                                                UnsetteledCoordinateMapping PressureMapping, SinglePhaseField Pressure, BDFScheme BDF)
        {
            // Initialize Predictor
            Predictor = new SIMPLEMatrixAssembly[SolverConf.SpatialDimension];
            for (int d = 0; d < SolverConf.SpatialDimension; d++)
            {
                Predictor[d] = new MatrixAssemblyIncompressiblePredictor(IncompressibleOperators.Convection[d], IncompressibleOperators.Visc[d], 2, 1);
            }

            PredictorApprox = new MatrixAssemblyApprox(
                SolverConf, PressureMapping.GridDat.iLogicalCells.NoOfLocalUpdatedCells, Predictor[0], BDF, 1 + (1 + SolverConf.SpatialDimension) * SolverConf.Control.PredictorApproximationUpdateCycle);

            // Initialize Corrector
            PredictorApproxInv = new MatrixAssemblyApproxInv(
                SolverConf.Control, PressureMapping.GridDat.iLogicalCells.NoOfLocalUpdatedCells, PredictorApprox, SolverConf.SpatialDimension + SolverConf.SpatialDimension * SolverConf.Control.PredictorApproximationUpdateCycle);

            switch (SolverConf.Control.PredictorApproximation)
            {
            case PredictorApproximations.Identity:
            case PredictorApproximations.Diagonal:
            case PredictorApproximations.BlockDiagonal:
                Corrector = new MatrixAssemblyIncompressibleCorrector(IncompressibleOperators.VelocityDivergence,
                                                                      PredictorApproxInv,
                                                                      IncompressibleOperators.PressureGradient,
                                                                      SolverConf.Control.PredictorApproximationUpdateCycle,
                                                                      IncompressibleOperators.PressureStabilization);
                break;

            case PredictorApproximations.Identity_IP1:
                Corrector = new MatrixAssemblyCorrectorIP1(IncompressibleOperators.IP1PressureCorrection,
                                                           IncompressibleOperators.PressureStabilization,
                                                           SolverConf,
                                                           BDF);
                break;

            default:
                throw new NotSupportedException("Unknown option for extended property 'Option_Approximation_Predictor'.");
            }
        }
コード例 #2
0
        /// <summary>
        /// Ctor.
        /// </summary>
        /// <param name="SolverConf"></param>
        /// <param name="OperatorsFlowField"></param>
        /// <param name="Rho"></param>
        /// <param name="BDF"></param>
        /// <param name="VelocityMapping"></param>
        /// <param name="VelocityVectorMapping"></param>
        public MatrixFactoryVariableDensityFlowField(SolverConfiguration SolverConf, OperatorFactoryFlowFieldVariableDensity OperatorsFlowField,
                                                     BlockDiagonalMatrix Rho, BDFScheme BDF,
                                                     UnsetteledCoordinateMapping VelocityMapping, UnsetteledCoordinateMapping VelocityVectorMapping)
        {
            // Initialize Predictor
            // ====================

            ViscSplit = new SIMPLEMatrixAssembly[SolverConf.SpatialDimension, SolverConf.SpatialDimension];
            for (int i = 0; i < SolverConf.SpatialDimension; i++)
            {
                for (int j = 0; j < SolverConf.SpatialDimension; j++)
                {
                    switch (SolverConf.Control.PhysicsMode)
                    {
                    case PhysicsMode.LowMach:
                        ViscSplit[i, j] = new MatrixAssemblyViscSplit(OperatorsFlowField.Swip2[i], OperatorsFlowField.Swip3[i],
                                                                      j, VelocityMapping, VelocityVectorMapping);
                        break;

                    case PhysicsMode.Multiphase:
                        ViscSplit[i, j] = new MatrixAssemblyViscSplit(OperatorsFlowField.Swip2[i], null,
                                                                      j, VelocityMapping, VelocityVectorMapping);
                        break;

                    case PhysicsMode.Incompressible:
                        throw new ApplicationException("Using wrong matrix factory for incompressible flows");

                    default:
                        throw new NotImplementedException();
                    }
                }
            }

            //SaveMatricesToTextFile(OperatorsFlowField, VelocityMapping, VelocityVectorMapping);

            Predictor          = new SIMPLEMatrixAssembly[SolverConf.SpatialDimension];
            PredictorApprox    = new SIMPLEMatrixAssembly[SolverConf.SpatialDimension];
            PredictorApproxInv = new SIMPLEMatrixAssembly[SolverConf.SpatialDimension];
            for (int comp = 0; comp < SolverConf.SpatialDimension; comp++)
            {
                Predictor[comp]          = new MatrixAssemblyVariableDensityPredictor(comp, OperatorsFlowField.Convection, OperatorsFlowField.Visc, ViscSplit);
                PredictorApprox[comp]    = new MatrixAssemblyApprox(SolverConf, VelocityMapping.GridDat.iLogicalCells.NoOfLocalUpdatedCells, Predictor[comp], BDF, Rho, 1 + 2 * SolverConf.Control.PredictorApproximationUpdateCycle);
                PredictorApproxInv[comp] = new MatrixAssemblyApproxInv(SolverConf.Control, VelocityMapping.GridDat.iLogicalCells.NoOfLocalUpdatedCells, PredictorApprox[comp], 1 + SolverConf.Control.PredictorApproximationUpdateCycle);
            }

            // Initialize Corrector
            // ====================

            switch (SolverConf.Control.PhysicsMode)
            {
            case PhysicsMode.LowMach:
                Corrector = new MatrixAssemblyVariableDensityCorrector(OperatorsFlowField.DivergenceConti, PredictorApproxInv, OperatorsFlowField.PressureGradient);
                break;

            case PhysicsMode.Multiphase:
                Corrector = new MatrixAssemblyVariableDensityCorrector(OperatorsFlowField.DivergenceConti, PredictorApproxInv, OperatorsFlowField.PressureGradient, SolverConf.Control.PredictorApproximationUpdateCycle);
                break;

            case PhysicsMode.Incompressible:
                throw new ApplicationException("Using wrong matrix factory for incompressible flows");

            default:
                throw new NotImplementedException();
            }
        }