332 lines
6.5 KiB
C++
332 lines
6.5 KiB
C++
/*--------------------------------*- C++ -*----------------------------------*\
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| ========= | |
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| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
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| \\ / O peration | Version: v1912 |
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| \\ / A nd | Website: www.openfoam.com |
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| \\/ M anipulation | |
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\*---------------------------------------------------------------------------*/
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FoamFile
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{
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version 2.0;
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format ascii;
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class dictionary;
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location "constant";
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object phaseProperties;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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type thermalPhaseChangeTwoPhaseSystem;
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phases (gas liquid);
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// phase change in the bulk of the fluid.
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phaseChange off;
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//populationBalances (bubbles);
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gas
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{
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type purePhaseModel;
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diameterModel isothermal;
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isothermalCoeffs
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{
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d0 5e-3;
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p0 1e5;
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}
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Sc 0.7;
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velocityGroupCoeffs
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{
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populationBalance bubbles;
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formFactor 0.5235987756;
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sizeGroups
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(
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f0 {d 0.5e-4; value 0 ;}
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f1 {d 1.040e-3; value 0 ;}
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f2 {d 1.640e-3; value 0 ;}
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f3 {d 2.265e-3; value 0 ;}
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f4 {d 2.889e-3; value 0 ;}
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f5 {d 3.512e-3; value 0 ;}
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f6 {d 4.141e-3; value 0 ;}
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f7 {d 4.771e-3; value 1 ;}
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f8 {d 5.402e-3; value 0 ;}
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f9 {d 6.033e-3; value 0 ;}
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f10 {d 6.665e-3; value 0 ;}
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f11 {d 7.297e-3; value 0 ;}
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f12 {d 7.929e-3; value 0 ;}
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f13 {d 8.562e-3; value 0 ;}
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f14 {d 9.194e-3; value 0 ;}
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f15 {d 1.194e-2; value 0 ;}
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f16 {d 2.400e-2; value 0 ;}
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f17 {d 2.700e-2; value 0 ;}
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f18 {d 3.000e-2; value 0 ;}
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);
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}
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residualAlpha 1e-4;
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}
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liquid
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{
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type purePhaseModel;
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diameterModel constant;
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constantCoeffs
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{
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d 0.00045;
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}
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Sc 0.7;
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residualAlpha 1e-4;
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}
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populationBalanceCoeffs
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{
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bubbles
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{
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continuousPhase liquid;
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coalescenceModels
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(
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PrinceBlanch
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{
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C1 0.05;
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h0 1e-4;
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hf 1e-8;
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turbulentCollisions true;
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buoyantCollisions false;
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laminarShearCollisions false;
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}
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);
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binaryBreakupModels
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();
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breakupModels
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(
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LaakkonenAlopaeusAittamaa
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{
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C1 6;// Default: 6;
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C2 0.04;
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C3 0.01;
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daughterSizeDistributionModel uniformBinary;
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}
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);
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driftModels
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(
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phaseChange
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{
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pairNames (gasAndLiquid);
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}
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densityChange{}
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);
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nucleationModels
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(
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wallBoiling
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{
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velocityGroup gas;
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}
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);
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}
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}
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blending
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{
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default
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{
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type linear;
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minFullyContinuousAlpha.gas 0.7;
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minPartlyContinuousAlpha.gas 0.3;
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minFullyContinuousAlpha.liquid 0.7;
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minPartlyContinuousAlpha.liquid 0.3;
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}
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drag
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{
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type linear;
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minFullyContinuousAlpha.gas 0.7;
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minPartlyContinuousAlpha.gas 0.3;
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minFullyContinuousAlpha.liquid 0.7;
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minPartlyContinuousAlpha.liquid 0.3;
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}
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heatTransfer
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{
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type linear;
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minPartlyContinuousAlpha.gas 0;
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minFullyContinuousAlpha.gas 1;
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minPartlyContinuousAlpha.liquid 0;
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minFullyContinuousAlpha.liquid 1;
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}
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massTransfer
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{
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type linear;
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minPartlyContinuousAlpha.gas 0;
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minFullyContinuousAlpha.gas 1;
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minPartlyContinuousAlpha.liquid 0;
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minFullyContinuousAlpha.liquid 1;
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}
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}
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surfaceTension
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(
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(gas and liquid)
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{
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type constant;
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sigma 0.07;
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}
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);
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saturationModel
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{
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type function1;
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function csvFile;
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functionCoeffs
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{
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nHeaderLine 1;
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refColumn 0;
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componentColumns (1);
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separator ",";
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mergeSeparators no;
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file "Tsat_water_1_2bar.csv";
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outOfBounds clamp;
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interpolationScheme linear;
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};
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};
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aspectRatio
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(
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(gas in liquid)
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{
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type constant;
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E0 1.0;
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}
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(liquid in gas)
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{
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type constant;
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E0 1.0;
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}
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);
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drag
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(
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(gas in liquid)
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{
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type IshiiZuber;
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residualRe 1e-4;
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swarmCorrection
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{
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type none;
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}
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}
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(liquid in gas)
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{
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type IshiiZuber;
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residualRe 1e-4;
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swarmCorrection
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{
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type none;
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}
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}
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);
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virtualMass
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(
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(gas in liquid)
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{
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type constantCoefficient;
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Cvm 0.5;
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}
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(liquid in gas)
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{
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type constantCoefficient;
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Cvm 0.5;
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}
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);
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heatTransfer.gas
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(
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(gas in liquid)
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{
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type spherical;
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residualAlpha 1e-3;
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}
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(liquid in gas)
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{
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type RanzMarshall;
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residualAlpha 1e-3;
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}
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);
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heatTransfer.liquid
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(
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(gas in liquid)
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{
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type RanzMarshall;
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residualAlpha 1e-3;
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}
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(liquid in gas)
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{
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type spherical;
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residualAlpha 1e-3;
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}
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);
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phaseTransfer
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();
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lift
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(
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(gas in liquid)
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{
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type Tomiyama;
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}
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);
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wallLubrication
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(
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(gas in liquid)
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{
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type Antal;
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Cw1 -0.01;
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Cw2 0.05;
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Cwc 10.0;
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Cwd 6.8;
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p 1.7;
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}
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);
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turbulentDispersion
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(
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(gas in liquid)
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{
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type Burns;
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sigma 0.7;
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Ctd 1.0;
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residualAlpha 1e-3;
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}
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);
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// Minimum allowable pressure
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pMin 10000;
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// ************************************************************************* //
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