def alphaEqns(runTime, mesh, rho1, rho2, rhoPhi, phic, dgdt, divU, alpha1,
alpha2, phi, interface, nAlphaCorr):
alphaScheme = ref.word("div(phi,alpha)")
alpharScheme = ref.word("div(phirb,alpha)")
phir = phic * interface.nHatf()
for gCorr in range(nAlphaCorr):
Sp = ref.volScalarField.DimensionedInternalField(
ref.IOobject(ref.word("Sp"), ref.fileName(runTime.timeName()),
mesh), mesh,
ref.dimensionedScalar(ref.word("Sp"), dgdt.dimensions(), 0.0))
Su = ref.volScalarField.DimensionedInternalField(
ref.IOobject(ref.word("Su"), ref.fileName(runTime.timeName()),
mesh),
# Divergence term is handled explicitly to be
# consistent with the explicit transport solution
divU * alpha1.ext_min(1.0))
for celli in range(dgdt.size()):
if dgdt[celli] > 0.0 and alpha1[celli] > 0.0:
Sp[celli] -= dgdt[celli] * alpha1[celli]
Su[celli] += dgdt[celli] * alpha1[celli]
pass
elif dgdt[celli] < 0.0 and alpha1[celli] < 1.0:
Sp[celli] += dgdt[celli] * (1.0 - alpha1[celli])
pass
pass
phiAlpha1 = ref.fvc.flux(phi, alpha1, alphaScheme) + ref.fvc.flux(
-ref.fvc.flux(-phir, alpha2, alpharScheme), alpha1, alpharScheme)
ref.MULES.explicitSolve(ref.geometricOneField(), alpha1, phi,
phiAlpha1, Sp, Su, 1.0, 0.0)
rho1f = ref.fvc.interpolate(rho1)
rho2f = ref.fvc.interpolate(rho2)
rhoPhi << phiAlpha1 * (rho1f - rho2f) + phi * rho2f
alpha2 << 1.0 - alpha1
pass
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "Liquid phase volume fraction = " << alpha1.weightedAverage( mesh.V() ).value() \
<< " Min(alpha1) = " << alpha1.ext_min().value() << " Min(alpha2) = " << alpha2.ext_min().value() << nl
pass
def readGravitationalAcceleration(runTime, mesh):
ref.ext_Info() << "\nReading g" << ref.nl
g = ref.uniformDimensionedVectorField(
ref.IOobject(ref.word("g"), ref.fileName(runTime.constant()), mesh,
ref.IOobject.MUST_READ, ref.IOobject.NO_WRITE))
return g
def createDynamicFvMesh_020000(runTime):
from Foam import ref
ref.ext_Info() << "Create mesh for time = " << runTime.timeName(
) << ref.nl << ref.nl
mesh = ref.dynamicFvMesh.New(
ref.IOobject(ref.dynamicFvMesh.defaultRegion.fget(),
ref.fileName(runTime.timeName()), runTime,
ref.IOobject.MUST_READ))
return mesh
def write(runTime, mesh, T):
if runTime.outputTime():
gradT = ref.fvc.grad(T)
gradTx = ref.volScalarField(
ref.IOobject(ref.word("gradTx"), ref.fileName(runTime.timeName()),
mesh, ref.IOobject.NO_READ, ref.IOobject.AUTO_WRITE),
gradT.component(ref.vector.X))
gradTy = ref.volScalarField(
ref.IOobject(ref.word("gradTy"), ref.fileName(runTime.timeName()),
mesh, ref.IOobject.NO_READ, ref.IOobject.AUTO_WRITE),
gradT.component(ref.vector.Y))
gradTz = ref.volScalarField(
ref.IOobject(ref.word("gradTz"), ref.fileName(runTime.timeName()),
mesh, ref.IOobject.NO_READ, ref.IOobject.AUTO_WRITE),
gradT.component(ref.vector.Z))
runTime.write()
pass
def main_standalone(argc, argv):
args = ref.setRootCase(argc, argv)
runTime = man.createTime(args)
mesh = man.createMesh(runTime)
p, Urel, phi, pRefCell, pRefValue, laminarTransport, turbulence, SRF, sources = createFields(
runTime, mesh)
cumulativeContErr = ref.initContinuityErrs()
simple = man.simpleControl(mesh)
# * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * #
ref.ext_Info() << "\nStarting time loop\n" << ref.nl
while simple.loop():
ref.ext_Info() << "Time = " << runTime.timeName() << ref.nl << ref.nl
# --- Pressure-velocity SIMPLE corrector
UrelEqn = fun_UrelEqn(Urel, phi, turbulence, p, sources, SRF)
cumulativeContErr = fun_pEqn(mesh, runTime, simple, Urel, phi,
turbulence, p, UrelEqn, pRefCell,
pRefValue, cumulativeContErr, sources)
turbulence.correct()
Uabs = None
if runTime.outputTime():
Uabs = ref.volVectorField(
ref.IOobject(ref.word("Uabs"),
ref.fileName(runTime.timeName()), mesh,
ref.IOobject.NO_READ, ref.IOobject.AUTO_WRITE),
Urel() + SRF.U()) # mixed calculations
pass
runTime.write()
ref.ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" \
<< " ClockTime = " << runTime.elapsedClockTime() << " s" \
<< ref.nl << ref.nl
pass
ref.ext_Info() << "End\n" << ref.nl
import os
return os.EX_OK
def _correctPhi(runTime, mesh, pimple, p, U, rAU, phi, pRefCell, pRefValue,
cumulativeContErr):
if mesh.changing():
for patchi in range(U.ext_boundaryField().size()):
if U.ext_boundaryField()[patchi].fixesValue():
U.ext_boundaryField()[patchi].initEvaluate()
pass
pass
for patchi in range(U.ext_boundaryField().size()):
if U.ext_boundaryField()[patchi].fixesValue():
U.ext_boundaryField()[patchi].evaluate()
phi.ext_boundaryField()[patchi] << (
U.ext_boundaryField()[patchi]
& mesh.Sf().ext_boundaryField()[patchi])
pass
pass
pass
pcorrTypes = ref.wordList(p.ext_boundaryField().size(),
ref.zeroGradientFvPatchScalarField.typeName)
for i in range(p.ext_boundaryField().size()):
if p.ext_boundaryField()[i].fixesValue():
pcorrTypes[i] = ref.fixedValueFvPatchScalarField.typeName
pass
pass
pcorr = ref.volScalarField(
ref.IOobject(ref.word("pcorr"), ref.fileName(runTime.timeName()), mesh,
ref.IOobject.NO_READ, ref.IOobject.NO_WRITE), mesh,
ref.dimensionedScalar(ref.word("pcorr"), p.dimensions(), 0.0),
pcorrTypes)
while pimple.correctNonOrthogonal():
pcorrEqn = (ref.fvm.laplacian(rAU, pcorr) == ref.fvc.div(phi))
pcorrEqn.setReference(pRefCell, pRefValue)
pcorrEqn.solve()
if pimple.finalNonOrthogonalIter():
phi << phi() - pcorrEqn.flux() # mixed calculations
pass
pass
cumulativeContErr = ref.ContinuityErrs(phi, runTime, mesh,
cumulativeContErr)
return cumulativeContErr
def correctPhi(runTime, mesh, phi, p, p_rgh, rho, U, cumulativeContErr, pimple,
pRefCell, pRefValue):
cumulativeContErr = ref.ContinuityErrs(phi, runTime, mesh,
cumulativeContErr)
pcorrTypes = ref.wordList(p_rgh.ext_boundaryField().size(),
ref.zeroGradientFvPatchScalarField.typeName)
for i in range(p.ext_boundaryField().size()):
if p_rgh.ext_boundaryField()[i].fixesValue():
pcorrTypes[i] = ref.fixedValueFvPatchScalarField.typeName
pass
pass
pcorr = ref.volScalarField(
ref.IOobject(ref.word("pcorr"), ref.fileName(runTime.timeName()), mesh,
ref.IOobject.NO_READ, ref.IOobject.NO_WRITE), mesh(),
ref.dimensionedScalar(ref.word("pcorr"), p_rgh.dimensions(), 0.0),
pcorrTypes)
rAUf = ref.dimensionedScalar(ref.word("(1|A(U))"),
ref.dimTime / rho.dimensions(), 1.0)
ref.adjustPhi(phi, U, pcorr)
while pimple.correctNonOrthogonal():
pcorrEqn = ref.fvm.laplacian(rAUf, pcorr) == ref.fvc.div(phi)
pcorrEqn.setReference(pRefCell, pRefValue)
pcorrEqn.solve()
if pimple.finalNonOrthogonalIter():
phi -= pcorrEqn.flux()
pass
cumulativeContErr = ref.ContinuityErrs(phi, runTime, mesh,
cumulativeContErr)
return cumulativeContErr
def makeGraphs(runTime, mesh, U, turbulence, faceId, patchId, nWallFaces,
wallNormal, cellId, flowDirection, y):
R = ref.volSymmTensorField(
ref.IOobject(ref.word("R"), ref.fileName(runTime.timeName()), mesh(),
ref.IOobject.NO_READ, ref.IOobject.AUTO_WRITE),
turbulence.R())
runTime.write()
gFormat = runTime.graphFormat()
ref.makeGraph(y, flowDirection & U(), ref.word("Uf"), gFormat)
ref.makeGraph(y, turbulence.ext_nu(), gFormat)
ref.makeGraph(y, turbulence.ext_k(), gFormat)
ref.makeGraph(y, turbulence.ext_epsilon(), gFormat)
ref.makeGraph(y, flowDirection & R & flowDirection, ref.word("Rff"),
gFormat)
ref.makeGraph(y, wallNormal & R & wallNormal, ref.word("Rww"), gFormat)
ref.makeGraph(y, flowDirection & R & wallNormal, ref.word("Rfw"), gFormat)
ref.makeGraph(y,
R.component(ref.symmTensor.XX).mag().sqrt(), ref.word("u"),
gFormat)
ref.makeGraph(y,
R.component(ref.symmTensor.YY).mag().sqrt(), ref.word("v"),
gFormat)
ref.makeGraph(y,
R.component(ref.symmTensor.ZZ).mag().sqrt(), ref.word("w"),
gFormat)
ref.makeGraph(y, R.component(ref.symmTensor.XY), ref.word("uv"), gFormat)
ref.makeGraph(y, ref.fvc.grad(U).mag(), ref.word("gammaDot"), gFormat)
pass
