Skip to content

add calculation of net production rates in dfChemistryModel #304

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
OpenFOAMFans merged 2 commits into from
Jun 28, 2023
Merged

add calculation of net production rates in dfChemistryModel #304

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
41bfaaa
add calculation of net production rates in dfChemistryModel
pkuLmq Jun 27, 2023
3e912b2
little change
pkuLmq Jun 27, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
50 changes: 49 additions & 1 deletion src/dfChemistryModel/dfChemistryModel.C
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,7 @@ Foam::dfChemistryModel<ThermoType>::dfChemistryModel
hrtTemp_(mixture_.nSpecies()),
cTemp_(mixture_.nSpecies()),
RR_(mixture_.nSpecies()),
wrate_(mixture_.nSpecies()),
alpha_(const_cast<volScalarField&>(thermo.alpha())),
T_(thermo.T()),
p_(thermo.p()),
Expand Down Expand Up @@ -231,7 +232,26 @@ Foam::dfChemistryModel<ThermoType>::dfChemistryModel
)
);
}

forAll(wrate_, fieldi)
{
wrate_.set
(
fieldi,
new volScalarField::Internal
(
IOobject
(
"wrate." + Y_[fieldi].name(),
mesh_.time().timeName(),
mesh_,
IOobject::NO_READ,
IOobject::NO_WRITE
),
mesh_,
dimensionedScalar(dimMass/dimVolume/dimTime, 0)
)
);
}
forAll(rhoD_, i)
{
rhoD_.set
Expand Down Expand Up @@ -727,6 +747,34 @@ Foam::dfChemistryModel<ThermoType>::updateReactionRates
return deltaTMin;
}

template<class ThermoType>
void Foam::dfChemistryModel<ThermoType>::calculateW()
{
doublereal Yi[mixture_.nSpecies()];
doublereal twrate[mixture_.nSpecies()];

forAll(rho_, celli)
{
const scalar rhoi = rho_[celli];
const scalar Ti = T_[celli];
const scalar pi = p_[celli];

for (label i=0; i<mixture_.nSpecies(); i++)
{
Yi[i] = Y_[i][celli];
}

CanteraGas_->setState_TPY(Ti, pi, Yi);

CanteraKinetics_->getNetProductionRates(twrate);

for (label i=0; i<mixture_.nSpecies(); i++)
{
wrate_[i][celli] = twrate[i]*CanteraGas_->molecularWeight(i);
}
}
}

template<class ThermoType>
Foam::tmp<Foam::DimensionedField<Foam::scalar, Foam::volMesh>>
Foam::dfChemistryModel<ThermoType>::calculateRR
Expand Down
6 changes: 6 additions & 0 deletions src/dfChemistryModel/dfChemistryModel.H
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -119,6 +119,8 @@ public IOdictionary
mutable scalarList cTemp_;
// mass change rate, [kg/m^3/s]
PtrList<volScalarField::Internal> RR_;
// net production rates, [kg/m^3/s]
PtrList<volScalarField::Internal> wrate_;
hashedWordList species_;
volScalarField& alpha_;
volScalarField& T_;
Expand Down Expand Up @@ -285,6 +287,10 @@ public:
//- Return access to chemical source terms [kg/m^3/s]
volScalarField::Internal& RR(const label i) {return RR_[i];}

void calculateW();

volScalarField::Internal& wrate(const label i) {return wrate_[i];}

tmp<volScalarField::Internal> calculateRR
(
const label reactionI,
Expand Down