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research:mixture_cs_field_op

2 commits
mixture_cs ... master

Author SHA1 Message Date
ignis
de8600e4a7 added constant mobility mode 2017-05-17 20:44:45 +09:00
ignis
bab311826e removed mole fraction array 2017-05-16 14:23:06 +09:00
2 changed files with 38 additions and 27 deletions
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16
createFields.H
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@ -14,6 +14,11 @@ IOdictionary physicalProperties
)
);
Switch constETransport
(
physicalProperties.lookupOrDefault("constETransport", false)
);
scalar relaxDrift
(
physicalProperties.lookupOrDefault("relaxDrift", 1.0)
@ -585,6 +590,11 @@ forAll (csSpecies, isp)
Info<< csSpeciesW << endl;
scalarField sigma_m (Te.internalField().size(), 0.0);
scalarField Xsum (Te.internalField().size(), 0.0);
scalarField meanEps (Te.internalField().size(), 0.0);
scalarField sigma_m (Te);
if (constETransport)
{
mue.internalField() = mueNFac * mueN.value(0.0);
mue.correctBoundaryConditions();
}

49
neEqn.H
View file

@ -6,36 +6,37 @@
Te = T;
Te.correctBoundaryConditions();
scalarField &W (csSpeciesW);
Xsum = 0.0;
sigma_m = 0.0;
meanEps = (3./2.) * kB.value() / eCharge.value() * Te.internalField();
forAll (csSpecies, isp)
if (!constETransport)
{
label k = csSpeciesI[isp];
scalarField &W (csSpeciesW);
scalarField X (Y[k].internalField() / W[isp]);
forAll (Te, cid)
{
scalar eEps = (3./2.) * kB.value() * Te[cid] / eCharge.value();
scalar sumX = 0.0;
Xsum += X;
sigma_m[cid] = 0;
forAll (csSpecies, isp)
{
scalar Xi = Y[csSpeciesI[isp]][cid]/W[isp];
sumX += Xi;
sigma_m[cid] += Xi * csList[isp].value(eEps);
}
sigma_m[cid] /= sumX;
}
sigma_m += X * csList[isp].value(meanEps);
Info << min(sigma_m) << " / " << max(sigma_m) << endl;
/*
mue.internalField() = eCharge.value()
/ (sqrt(eMass.value() * kB.value() * Te) * sigma_m);
mue.correctBoundaryConditions();
*/
mue.internalField() = mueNFac * eCharge.value() / 3.0
/ (sqrt(pi * eMass.value() * kB.value() * Te / 8.0) * sigma_m);
mue.correctBoundaryConditions();
}
sigma_m /= Xsum;
Info << min(sigma_m) << " / " << max(sigma_m) << endl;
/*
mue.internalField() = eCharge.value()
/ (sqrt(eMass.value() * kB.value() * Te) * sigma_m);
mue.correctBoundaryConditions();
*/
mue.internalField() = mueNFac * eCharge.value() / 3.0
/ (sqrt(pi * eMass.value() * kB.value() * Te / 8.0) * sigma_m);
mue.correctBoundaryConditions();
De = mue * Te * (kB / eCharge);
De.correctBoundaryConditions();