145 lines
3.2 KiB
C
145 lines
3.2 KiB
C
Info<< "Reading field U\n" << endl;
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volVectorField U
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(
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IOobject
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(
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"U",
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runTime.timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::AUTO_WRITE
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),
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mesh
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);
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// volTensorField gradU = fvc::grad(U);
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volTensorField gradU
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(
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IOobject
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(
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"grad(U)",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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mesh,
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dimensionedTensor("zero", dimless, tensor::zero)
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);
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//surfaceVectorField snGradU = fvc::snGrad(U);
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surfaceVectorField snGradU
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(
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IOobject
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(
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"snGrad(U)",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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mesh,
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dimensionedVector("zero", dimless, vector::zero)
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);
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volSymmTensorField epsilon
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(
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IOobject
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(
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"epsilon",
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runTime.timeName(),
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mesh,
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IOobject::READ_IF_PRESENT,
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IOobject::AUTO_WRITE
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),
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mesh,
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dimensionedSymmTensor("zero", dimless, symmTensor::zero)
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);
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Info<< "Reading field T\n" << endl;
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volScalarField T
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(
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IOobject
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(
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"T",
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runTime.timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::AUTO_WRITE
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),
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mesh
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);
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volSymmTensorField sigma
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(
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IOobject
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(
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"sigma",
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runTime.timeName(),
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mesh,
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IOobject::READ_IF_PRESENT,
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IOobject::AUTO_WRITE
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),
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mesh,
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dimensionedSymmTensor("zero", dimForce/dimArea, symmTensor::zero)
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);
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volVectorField divSigmaExp
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(
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IOobject
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(
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"divSigmaExp",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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mesh,
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dimensionedVector("zero", dimensionSet(1,-2,-2,0,0,0,0), vector::zero)
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);
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surfaceVectorField n = mesh.Sf()/mesh.magSf();
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// mechanical properties
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constitutiveModel rheology(sigma, U);
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volScalarField rho = rheology.rho();
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volScalarField mu = rheology.mu();
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volScalarField lambda = rheology.lambda();
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surfaceScalarField muf = fvc::interpolate(mu, "mu");
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surfaceScalarField lambdaf = fvc::interpolate(lambda, "lambda");
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// thermal properties
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Info<< "Reading thermal model\n" << endl;
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thermalModel thermal(T);
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volScalarField C = thermal.C();
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volScalarField k = thermal.k();
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volScalarField threeKalpha = rheology.threeK()*rho*thermal.alpha();
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surfaceScalarField threeKalphaf = fvc::interpolate(threeKalpha, "threeKalpha");
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volScalarField T0 = thermal.T0();
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volScalarField rhoC = rho*C;
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// for aitken relaxation
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volVectorField aitkenDelta
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(
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IOobject
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(
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"aitkenDelta",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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mesh,
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dimensionedVector("zero", dimLength, vector::zero)
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);
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// aitken relaxation factor
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scalar aitkenInitialRes = 1.0;
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scalar aitkenTheta = 0.01;
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// if(mesh.relax(U.name()))
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// {
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// aitkenTheta = mesh.relaxationFactor(U.name());
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// }
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