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ENH: Updated cell value corrections for reacting particles

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This commit is contained in:
andy
2011-01-12 13:17:39 +00:00
parent bc268ab155
commit 994761a422
2 changed files with 23 additions and 46 deletions
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44
src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcel.C
View File

@ -151,48 +151,8 @@ void Foam::ReactingMultiphaseParcel<ParcelType>::cellValueSourceCorrection
const label cellI const label cellI
) )
{ {
scalar massCell = this->massCell(cellI); // Re-use correction from reacting parcel
ReactingParcel<ParcelType>::cellValueSourceCorrection(td, dt, cellI);
scalar addedMass = 0.0;
forAll(td.cloud().rhoTrans(), i)
{
addedMass += td.cloud().rhoTrans(i)[cellI];
}
this->rhoc_ += addedMass/td.cloud().pMesh().cellVolumes()[cellI];
scalar massCellNew = massCell + addedMass;
this->Uc_ += td.cloud().UTrans()[cellI]/massCellNew;
scalar CpEff = 0;
if (addedMass > ROOTVSMALL)
{
forAll(td.cloud().rhoTrans(), i)
{
scalar Y = td.cloud().rhoTrans(i)[cellI]/addedMass;
CpEff += Y*td.cloud().thermo().carrier().Cp(i, this->Tc_);
}
}
const scalar Cpc = td.CpInterp().psi()[cellI];
this->Cpc_ = (massCell*Cpc + addedMass*CpEff)/massCellNew;
this->Tc_ += td.cloud().hsTrans()[cellI]/(this->Cpc_*massCellNew);
if (this->Tc_ < td.cloud().constProps().TMin())
{
WarningIn
(
"void Foam::ReactingParcel<ParcelType>::cellValueSourceCorrection"
"("
"TrackData&, "
"const scalar, "
"const label"
")"
) << "Limiting observed temperature in cell " << cellI << " to "
<< td.cloud().constProps().TMin() << nl << endl;
this->Tc_ = td.cloud().constProps().TMin();
}
} }

25
src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcel.C
View File

@ -75,28 +75,43 @@ void Foam::ReactingParcel<ParcelType>::cellValueSourceCorrection
const label cellI const label cellI
) )
{ {
scalar massCell = this->massCell(cellI);
scalar addedMass = 0.0; scalar addedMass = 0.0;
forAll(td.cloud().rhoTrans(), i) forAll(td.cloud().rhoTrans(), i)
{ {
addedMass += td.cloud().rhoTrans(i)[cellI]; addedMass += td.cloud().rhoTrans(i)[cellI];
} }
this->rhoc_ += addedMass/td.cloud().pMesh().cellVolumes()[cellI]; if (addedMass < ROOTVSMALL)
{
return;
}
scalar massCell = this->massCell(cellI);
const scalar V = td.cloud().pMesh().cellVolumes()[cellI];
this->rhoc_ += addedMass/V;
scalar massCellNew = massCell + addedMass; scalar massCellNew = massCell + addedMass;
this->Uc_ += td.cloud().UTrans()[cellI]/massCellNew; this->Uc_ += td.cloud().UTrans()[cellI]/massCellNew;
scalar CpEff = 0; scalar CpEff = 0.0;
scalar CsEff = 0.0;
scalar Csc = 0.0;
if (addedMass > ROOTVSMALL) if (addedMass > ROOTVSMALL)
{ {
forAll(td.cloud().rhoTrans(), i) forAll(td.cloud().rhoTrans(), i)
{ {
scalar Y = td.cloud().rhoTrans(i)[cellI]/addedMass; scalar Y = td.cloud().rhoTrans(i)[cellI]/addedMass;
CpEff += Y*td.cloud().composition().carrier().Cp(i, this->Tc_); CpEff += Y*td.cloud().composition().carrier().Cp(i, this->Tc_);
scalar W = td.cloud().composition().carrier().W(i);
CsEff += td.cloud().rhoTrans(i)[cellI]/V*Y/W;
scalar Yc = td.cloud().composition().carrier().Y(i)[cellI];
Csc += massCell/V*Yc/W;
} }
} }
CsEff = (massCell*Csc + addedMass*CsEff)/massCellNew;
const scalar Cpc = td.CpInterp().psi()[cellI]; const scalar Cpc = td.CpInterp().psi()[cellI];
this->Cpc_ = (massCell*Cpc + addedMass*CpEff)/massCellNew; this->Cpc_ = (massCell*Cpc + addedMass*CpEff)/massCellNew;
@ -117,6 +132,8 @@ void Foam::ReactingParcel<ParcelType>::cellValueSourceCorrection
this->Tc_ = td.cloud().constProps().TMin(); this->Tc_ = td.cloud().constProps().TMin();
} }
this->pc_ = CsEff*specie::RR*this->Tc_;
} }