Choosing Andy's

This commit is contained in:
henry
2009-01-20 16:31:48 +00:00
14 changed files with 267 additions and 181 deletions

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@ -1,19 +1,20 @@
label Nparcels = dieselSpray.size(); label Nparcels = dieselSpray.size();
reduce(Nparcels, sumOp<label>()); reduce(Nparcels, sumOp<label>());
Info<< "\nNumber of parcels in system | " Info<< "\nNumber of parcels in system.... | "
<< Nparcels << endl << Nparcels << endl
<< "Injected liquid mass....... | " << "Injected liquid mass........... | "
<< 1e6*dieselSpray.injectedMass(runTime.value()) << " mg" << endl << 1e6*dieselSpray.injectedMass(runTime.value()) << " mg" << endl
<< "Liquid Mass in system...... | " << "Liquid Mass in system.......... | "
<< 1e6*dieselSpray.liquidMass() << " mg" << endl << 1e6*dieselSpray.liquidMass() << " mg" << endl
<< "SMD, Dmax.................. | " << "SMD, Dmax...................... | "
<< dieselSpray.smd()*1e6 << " mu, " << dieselSpray.smd()*1e6 << " mu, "
<< dieselSpray.maxD()*1e6 << " mu" << dieselSpray.maxD()*1e6 << " mu"
<< endl; << endl;
scalar evapMass = scalar evapMass =
dieselSpray.injectedMass(runTime.value()) - dieselSpray.liquidMass(); dieselSpray.injectedMass(runTime.value())
- dieselSpray.liquidMass();
scalar gasMass = fvc::domainIntegrate(rho).value(); scalar gasMass = fvc::domainIntegrate(rho).value();
@ -26,6 +27,6 @@
scalar addedMass = gasMass - gasMass0; scalar addedMass = gasMass - gasMass0;
Info<< "Added gas mass = " << 1e6*addedMass << " mg" << nl Info<< "Added gas mass................. | " << 1e6*addedMass << " mg"
<< "Evaporation Continuity Error| " << nl << "Evaporation Continuity Error... | "
<< 1e6*(addedMass - evapMass) << " mg" << endl; << 1e6*(addedMass - evapMass) << " mg" << endl;

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@ -31,6 +31,7 @@ Description
\*---------------------------------------------------------------------------*/ \*---------------------------------------------------------------------------*/
#include "fvCFD.H" #include "fvCFD.H"
#include "cyclicPolyPatch.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program: // Main program:
@ -75,26 +76,54 @@ int main(int argc, char *argv[])
} }
// Give patch area // Give patch area
Info<< " Patch area = " << gSum(mesh.Sf().boundaryField()[patchi]) << endl; if (isType<cyclicPolyPatch>(mesh.boundaryMesh()[patchi]))
if (fieldHeader.headerClassName() == "volScalarField")
{ {
Info<< " Reading volScalarField " << fieldName << endl; Info<< " Cyclic patch area: " << nl;
volScalarField field(fieldHeader, mesh); label nFaces = mesh.boundaryMesh()[patchi].size();
vector sum1 = vector::zero;
vector sum2 = vector::zero;
for (label i=0; i<nFaces/2; i++)
{
sum1 += mesh.Sf().boundaryField()[patchi][i];
sum2 += mesh.Sf().boundaryField()[patchi][i+nFaces/2];
}
reduce(sum1, sumOp<vector>());
reduce(sum2, sumOp<vector>());
Info<< " - half 1 = " << sum1 << ", " << mag(sum1) << nl
<< " - half 2 = " << sum2 << ", " << mag(sum2) << nl
<< " - total = " << (sum1 + sum2) << ", "
<< mag(sum1 + sum2) << endl;;
}
else
{
Info<< " Patch area = "
<< gSum(mesh.Sf().boundaryField()[patchi]) << endl;
}
// Read field and calc integral
if (fieldHeader.headerClassName() == volScalarField::typeName)
{
Info<< " Reading " << volScalarField::typeName << " "
<< fieldName << endl;
volScalarField field(fieldHeader, mesh);
vector sumField = gSum vector sumField = gSum
( (
mesh.Sf().boundaryField()[patchi] mesh.Sf().boundaryField()[patchi]
* field.boundaryField()[patchi] *field.boundaryField()[patchi]
); );
Info<< " Integral of " << fieldName << " over patch " Info<< " Integral of " << fieldName << " over patch "
<< patchName << '[' << patchi << ']' << " = " << patchName << '[' << patchi << ']' << " = "
<< sumField << nl; << sumField << nl;
} }
else if (fieldHeader.headerClassName() == "surfaceScalarField") else if
(
fieldHeader.headerClassName() == surfaceScalarField::typeName
)
{ {
Info<< " Reading surfaceScalarField " << fieldName << endl; Info<< " Reading " << surfaceScalarField::typeName << " "
<< fieldName << endl;
surfaceScalarField field(fieldHeader, mesh); surfaceScalarField field(fieldHeader, mesh);
scalar sumField = gSum(field.boundaryField()[patchi]); scalar sumField = gSum(field.boundaryField()[patchi]);
@ -106,8 +135,10 @@ int main(int argc, char *argv[])
else else
{ {
FatalError FatalError
<< "Only possible to integrate volScalarFields " << "Only possible to integrate "
<< "and surfaceScalarFields" << nl << exit(FatalError); << volScalarField::typeName << "s "
<< "and " << surfaceScalarField::typeName << "s"
<< nl << exit(FatalError);
} }
} }
else else

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@ -53,7 +53,6 @@ void Foam::bound(volScalarField& vsf, const dimensionedScalar& vsf0)
vsf0.value() vsf0.value()
); );
vsf.correctBoundaryConditions();
vsf.boundaryField() = max(vsf.boundaryField(), vsf0.value()); vsf.boundaryField() = max(vsf.boundaryField(), vsf0.value());
} }
} }

View File

@ -27,7 +27,7 @@ Global
Description Description
Reset the timestep to maintain a constant maximum courant Number. Reset the timestep to maintain a constant maximum courant Number.
Reduction of time-step is imediate but increase is damped to avoid Reduction of time-step is immediate, but increase is damped to avoid
unstable oscillations. unstable oscillations.
\*---------------------------------------------------------------------------*/ \*---------------------------------------------------------------------------*/
@ -45,7 +45,7 @@ if (adjustTimeStep)
maxDeltaT maxDeltaT
) )
); );
Info<< "deltaT = " << runTime.deltaT().value() << endl; Info<< "deltaT = " << runTime.deltaT().value() << endl;
} }

View File

@ -33,7 +33,7 @@ Description
if (adjustTimeStep) if (adjustTimeStep)
{ {
if (CoNum > SMALL) if ((runTime.timeIndex() == 0) && (CoNum > SMALL))
{ {
runTime.setDeltaT runTime.setDeltaT
( (

View File

@ -30,19 +30,19 @@ License
#include "mathematicalConstants.H" #include "mathematicalConstants.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * // // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam namespace Foam
{ {
defineTypeNameAndDebug(unitInjector, 0);
defineTypeNameAndDebug(unitInjector, 0); addToRunTimeSelectionTable
(
addToRunTimeSelectionTable injectorType,
( unitInjector,
injectorType, dictionary
unitInjector, );
dictionary
);
} }
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * // // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
@ -74,26 +74,36 @@ Foam::unitInjector::unitInjector
// check if time entries for soi and eoi match // check if time entries for soi and eoi match
if (mag(massFlowRateProfile_[0][0]-TProfile_[0][0]) > SMALL) if (mag(massFlowRateProfile_[0][0]-TProfile_[0][0]) > SMALL)
{ {
FatalError << "unitInjector::unitInjector(const time& t, const dictionary dict) " << endl FatalErrorIn
<< " start-times do not match for TemperatureProfile and massFlowRateProfile." (
<< abort(FatalError); "unitInjector::unitInjector(const time& t, const dictionary dict)"
)<< "start-times do not match for TemperatureProfile and "
<< " massFlowRateProfile." << nl << exit (FatalError);
} }
if (mag(massFlowRateProfile_[massFlowRateProfile_.size()-1][0]-TProfile_[TProfile_.size()-1][0]) > SMALL) if
(
mag(massFlowRateProfile_[massFlowRateProfile_.size()-1][0]
- TProfile_[TProfile_.size()-1][0])
> SMALL
)
{ {
FatalError << "unitInjector::unitInjector(const time& t, const dictionary dict) " << endl FatalErrorIn
<< " end-times do not match for TemperatureProfile and massFlowRateProfile." (
<< abort(FatalError); "unitInjector::unitInjector(const time& t, const dictionary dict)"
)<< "end-times do not match for TemperatureProfile and "
<< "massFlowRateProfile." << nl << exit(FatalError);
} }
// convert CA to real time // convert CA to real time
forAll(massFlowRateProfile_, i) forAll(massFlowRateProfile_, i)
{ {
massFlowRateProfile_[i][0] = t.userTimeToTime(massFlowRateProfile_[i][0]); massFlowRateProfile_[i][0] =
t.userTimeToTime(massFlowRateProfile_[i][0]);
velocityProfile_[i][0] = massFlowRateProfile_[i][0]; velocityProfile_[i][0] = massFlowRateProfile_[i][0];
injectionPressureProfile_[i][0] = massFlowRateProfile_[i][0]; injectionPressureProfile_[i][0] = massFlowRateProfile_[i][0];
} }
forAll(TProfile_, i) forAll(TProfile_, i)
{ {
TProfile_[i][0] = t.userTimeToTime(TProfile_[i][0]); TProfile_[i][0] = t.userTimeToTime(TProfile_[i][0]);
@ -105,14 +115,14 @@ Foam::unitInjector::unitInjector
{ {
// correct the massFlowRateProfile to match the injected mass // correct the massFlowRateProfile to match the injected mass
massFlowRateProfile_[i][1] *= mass_/integratedMFR; massFlowRateProfile_[i][1] *= mass_/integratedMFR;
CdProfile_[i][0] = massFlowRateProfile_[i][0]; CdProfile_[i][0] = massFlowRateProfile_[i][0];
CdProfile_[i][1] = Cd_; CdProfile_[i][1] = Cd_;
} }
// Normalize the direction vector // Normalize the direction vector
direction_ /= mag(direction_); direction_ /= mag(direction_);
setTangentialVectors(); setTangentialVectors();
// check molar fractions // check molar fractions
@ -124,9 +134,9 @@ Foam::unitInjector::unitInjector
if (mag(Xsum - 1.0) > SMALL) if (mag(Xsum - 1.0) > SMALL)
{ {
Info << "Warning!!!\n unitInjector::unitInjector(const time& t, Istream& is)" WarningIn("unitInjector::unitInjector(const time& t, Istream& is)")
<< "X does not add up to 1.0, correcting molar fractions." << "X does not sum to 1.0, correcting molar fractions."
<< endl; << nl << endl;
forAll(X_, i) forAll(X_, i)
{ {
X_[i] /= Xsum; X_[i] /= Xsum;
@ -169,18 +179,18 @@ Foam::label Foam::unitInjector::nParcelsToInject
const scalar time1 const scalar time1
) const ) const
{ {
scalar mInj = mass_*(fractionOfInjection(time1)-fractionOfInjection(time0)); scalar mInj = mass_*(fractionOfInjection(time1)-fractionOfInjection(time0));
label nParcels = label(mInj/averageParcelMass_ + 0.49); label nParcels = label(mInj/averageParcelMass_ + 0.49);
return nParcels; return nParcels;
} }
const Foam::vector Foam::unitInjector::position(const label n) const const Foam::vector Foam::unitInjector::position(const label n) const
{ {
return position_; return position_;
} }
Foam::vector Foam::unitInjector::position Foam::vector Foam::unitInjector::position
( (
const label n, const label n,
@ -212,7 +222,7 @@ Foam::vector Foam::unitInjector::position
scalar iAngle = 2.0*mathematicalConstant::pi*rndGen.scalar01(); scalar iAngle = 2.0*mathematicalConstant::pi*rndGen.scalar01();
return return
( (
position_ position_
+ iRadius + iRadius
* ( * (
@ -220,22 +230,25 @@ Foam::vector Foam::unitInjector::position
+ tangentialInjectionVector2_*sin(iAngle) + tangentialInjectionVector2_*sin(iAngle)
) )
); );
} }
return position_; return position_;
} }
Foam::label Foam::unitInjector::nHoles() const Foam::label Foam::unitInjector::nHoles() const
{ {
return 1; return 1;
} }
Foam::scalar Foam::unitInjector::d() const Foam::scalar Foam::unitInjector::d() const
{ {
return d_; return d_;
} }
const Foam::vector& Foam::unitInjector::direction const Foam::vector& Foam::unitInjector::direction
( (
const label i, const label i,
@ -245,6 +258,7 @@ const Foam::vector& Foam::unitInjector::direction
return direction_; return direction_;
} }
Foam::scalar Foam::unitInjector::mass Foam::scalar Foam::unitInjector::mass
( (
const scalar time0, const scalar time0,
@ -255,7 +269,7 @@ Foam::scalar Foam::unitInjector::mass
{ {
scalar mInj = mass_*(fractionOfInjection(time1)-fractionOfInjection(time0)); scalar mInj = mass_*(fractionOfInjection(time1)-fractionOfInjection(time0));
// correct mass if calculation is 2D // correct mass if calculation is 2D
if (twoD) if (twoD)
{ {
mInj *= 0.5*angleOfWedge/mathematicalConstant::pi; mInj *= 0.5*angleOfWedge/mathematicalConstant::pi;
@ -264,82 +278,80 @@ Foam::scalar Foam::unitInjector::mass
return mInj; return mInj;
} }
Foam::scalar Foam::unitInjector::mass() const Foam::scalar Foam::unitInjector::mass() const
{ {
return mass_; return mass_;
} }
const Foam::scalarField& Foam::unitInjector::X() const const Foam::scalarField& Foam::unitInjector::X() const
{ {
return X_; return X_;
} }
Foam::List<Foam::unitInjector::pair> Foam::unitInjector::T() const Foam::List<Foam::unitInjector::pair> Foam::unitInjector::T() const
{ {
return TProfile_; return TProfile_;
} }
Foam::scalar Foam::unitInjector::T(const scalar time) const Foam::scalar Foam::unitInjector::T(const scalar time) const
{ {
return getTableValue(TProfile_, time); return getTableValue(TProfile_, time);
} }
Foam::scalar Foam::unitInjector::tsoi() const Foam::scalar Foam::unitInjector::tsoi() const
{ {
return massFlowRateProfile_[0][0]; return massFlowRateProfile_[0][0];
} }
Foam::scalar Foam::unitInjector::teoi() const Foam::scalar Foam::unitInjector::teoi() const
{ {
return massFlowRateProfile_[massFlowRateProfile_.size()-1][0]; return massFlowRateProfile_[massFlowRateProfile_.size()-1][0];
} }
Foam::scalar Foam::unitInjector::massFlowRate
( Foam::scalar Foam::unitInjector::massFlowRate(const scalar time) const
const scalar time
) const
{ {
return getTableValue(massFlowRateProfile_, time); return getTableValue(massFlowRateProfile_, time);
} }
Foam::scalar Foam::unitInjector::injectionPressure
( Foam::scalar Foam::unitInjector::injectionPressure(const scalar time) const
const scalar time
) const
{ {
return getTableValue(injectionPressureProfile_, time); return getTableValue(injectionPressureProfile_, time);
} }
Foam::scalar Foam::unitInjector::velocity
( Foam::scalar Foam::unitInjector::velocity(const scalar time) const
const scalar time
) const
{ {
return getTableValue(velocityProfile_, time); return getTableValue(velocityProfile_, time);
} }
Foam::List<Foam::unitInjector::pair> Foam::unitInjector::CdProfile() const Foam::List<Foam::unitInjector::pair> Foam::unitInjector::CdProfile() const
{ {
return CdProfile_; return CdProfile_;
} }
Foam::scalar Foam::unitInjector::Cd
( Foam::scalar Foam::unitInjector::Cd(const scalar time) const
const scalar time
) const
{ {
return Cd_; return Cd_;
} }
Foam::scalar Foam::unitInjector::fractionOfInjection(const scalar time) const Foam::scalar Foam::unitInjector::fractionOfInjection(const scalar time) const
{ {
return integrateTable(massFlowRateProfile_, time)/mass_; return integrateTable(massFlowRateProfile_, time)/mass_;
} }
Foam::scalar Foam::unitInjector::injectedMass
( Foam::scalar Foam::unitInjector::injectedMass(const scalar t) const
const scalar t
) const
{ {
return mass_*fractionOfInjection(t); return mass_*fractionOfInjection(t);
} }
@ -351,7 +363,6 @@ void Foam::unitInjector::correctProfiles
const scalar referencePressure const scalar referencePressure
) )
{ {
scalar A = 0.25*mathematicalConstant::pi*pow(d_, 2.0); scalar A = 0.25*mathematicalConstant::pi*pow(d_, 2.0);
scalar pDummy = 1.0e+5; scalar pDummy = 1.0e+5;
@ -365,14 +376,17 @@ void Foam::unitInjector::correctProfiles
} }
} }
Foam::vector Foam::unitInjector::tan1(const label n) const
Foam::vector Foam::unitInjector::tan1(const label) const
{ {
return tangentialInjectionVector1_; return tangentialInjectionVector1_;
} }
Foam::vector Foam::unitInjector::tan2(const label n) const
Foam::vector Foam::unitInjector::tan2(const label) const
{ {
return tangentialInjectionVector2_; return tangentialInjectionVector2_;
} }
// ************************************************************************* // // ************************************************************************* //

View File

@ -63,14 +63,10 @@ void spray::inject()
{ {
Np = max(1, Np); Np = max(1, Np);
scalar mp = mass/Np/nHoles; scalar mp = mass/Np/nHoles;
// constT is only larger than zero for the first // constT is only larger than zero for the first
// part of the injection // part of the injection
scalar constT = max scalar constT = max(0.0, it->tsoi() - time0);
(
0.0,
it->tsoi() - time0
);
// deltaT is the duration of injection during this timestep // deltaT is the duration of injection during this timestep
scalar deltaT = min scalar deltaT = min
@ -103,9 +99,10 @@ void spray::inject()
axisOfWedgeNormal_, axisOfWedgeNormal_,
rndGen_ rndGen_
); );
scalar diameter = injection().d0(i, toi); scalar diameter = injection().d0(i, toi);
vector direction = injection().direction(i, n, toi, diameter); vector direction =
injection().direction(i, n, toi, diameter);
vector U = injection().velocity(i, toi)*direction; vector U = injection().velocity(i, toi)*direction;
scalar symComponent = direction & axisOfSymmetry_; scalar symComponent = direction & axisOfSymmetry_;
@ -117,13 +114,13 @@ void spray::inject()
scalar ddev = breakup().yDot0(); scalar ddev = breakup().yDot0();
label injectorCell = mesh_.findCell(injectionPosition); label injectorCell = mesh_.findCell(injectionPosition);
# include "findInjectorCell.H" # include "findInjectorCell.H"
if (injectorCell >= 0) if (injectorCell >= 0)
{ {
scalar liquidCore = 1.0; scalar liquidCore = 1.0;
// construct the parcel that is to be injected // construct the parcel that is to be injected
parcel* pPtr = new parcel parcel* pPtr = new parcel
@ -148,19 +145,16 @@ void spray::inject()
fuels_->components() fuels_->components()
); );
injectedLiquidKE_ += 0.5*pPtr->m()*pow(mag(U), 2.0); injectedLiquidKE_ += 0.5*pPtr->m()*magSqr(U);
scalar dt = time - toi; scalar dt = time - toi;
pPtr->stepFraction() = pPtr->stepFraction() =
(runTime_.deltaT().value() - dt) (runTime_.deltaT().value() - dt)
/runTime_.deltaT().value(); /runTime_.deltaT().value();
bool keepParcel = pPtr->move bool keepParcel = pPtr->move(*this);
(
*this
);
if (keepParcel) if (keepParcel)
{ {
addParticle(pPtr); addParticle(pPtr);

View File

@ -65,7 +65,7 @@ void spray::evolve()
inject(); inject();
atomizationLoop(); atomizationLoop();
breakupLoop(); breakupLoop();
UInterpolator_.clear(); UInterpolator_.clear();
rhoInterpolator_.clear(); rhoInterpolator_.clear();
pInterpolator_.clear(); pInterpolator_.clear();
@ -89,12 +89,7 @@ void spray::move()
void spray::breakupLoop() void spray::breakupLoop()
{ {
for forAllIter(spray::iterator, *this, elmnt)
(
spray::iterator elmnt = begin();
elmnt != end();
++elmnt
)
{ {
// interpolate... // interpolate...
vector velocity = UInterpolator().interpolate vector velocity = UInterpolator().interpolate
@ -128,12 +123,7 @@ void spray::breakupLoop()
void spray::atomizationLoop() void spray::atomizationLoop()
{ {
for forAllIter(spray::iterator, *this, elmnt)
(
spray::iterator elmnt = begin();
elmnt != end();
++elmnt
)
{ {
// interpolate... // interpolate...
vector velocity = UInterpolator().interpolate vector velocity = UInterpolator().interpolate

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@ -108,31 +108,19 @@ void reitzKHRT::breakupParcel
// frequency of the fastest growing KH-wave // frequency of the fastest growing KH-wave
scalar omegaKH = scalar omegaKH =
( (0.34 + 0.38*pow(weGas, 1.5))
0.34 + 0.38*pow(weGas, 1.5) /((1 + ohnesorge)*(1 + 1.4*pow(taylor, 0.6)))
)/ *sqrt(sigma/(rhoLiquid*pow(r, 3)));
(
(1 + ohnesorge)*(1 + 1.4*pow(taylor, 0.6))
)*sqrt(sigma/(rhoLiquid*pow(r, 3)) );
// ... and the corresponding KH wave-length. // corresponding KH wave-length.
scalar lambdaKH = scalar lambdaKH =
9.02*r* 9.02
( *r
1.0 + 0.45*sqrt(ohnesorge) *(1.0 + 0.45*sqrt(ohnesorge))
)* *(1.0 + 0.4*pow(taylor, 0.7))
( /pow(1.0 + 0.865*pow(weGas, 1.67), 0.6);
1.0 + 0.4*pow(taylor, 0.7)
)/
pow
(
(
1.0 + 0.865*pow(weGas, 1.67)
),
0.6
);
// the characteristic Kelvin-Helmholtz breakup time // characteristic Kelvin-Helmholtz breakup time
scalar tauKH = 3.726*b1_*r/(omegaKH*lambdaKH); scalar tauKH = 3.726*b1_*r/(omegaKH*lambdaKH);
// stable KH diameter // stable KH diameter
@ -140,7 +128,6 @@ void reitzKHRT::breakupParcel
// the frequency of the fastest growing RT wavelength. // the frequency of the fastest growing RT wavelength.
scalar helpVariable = mag(gt*(rhoLiquid - rhoGas)); scalar helpVariable = mag(gt*(rhoLiquid - rhoGas));
scalar omegaRT = sqrt scalar omegaRT = sqrt
( (
2.0*pow(helpVariable, 1.5) 2.0*pow(helpVariable, 1.5)
@ -148,12 +135,9 @@ void reitzKHRT::breakupParcel
); );
// RT wave number // RT wave number
scalar KRT = sqrt scalar KRT = sqrt(helpVariable/(3.0*sigma + VSMALL));
(
helpVariable/(3.0*sigma + VSMALL)
);
// the wavelength of the fastest growing Raleigh-Taylor frequency // wavelength of the fastest growing RT frequency
scalar lambdaRT = 2.0*mathematicalConstant::pi*cRT_/(KRT + VSMALL); scalar lambdaRT = 2.0*mathematicalConstant::pi*cRT_/(KRT + VSMALL);
// if lambdaRT < diameter, then RT waves are growing on the surface // if lambdaRT < diameter, then RT waves are growing on the surface
@ -163,7 +147,7 @@ void reitzKHRT::breakupParcel
p.ct() += deltaT; p.ct() += deltaT;
} }
// the characteristic RT breakup time // characteristic RT breakup time
scalar tauRT = cTau_/(omegaRT + VSMALL); scalar tauRT = cTau_/(omegaRT + VSMALL);
// check if we have RT breakup // check if we have RT breakup
@ -178,7 +162,7 @@ void reitzKHRT::breakupParcel
// otherwise check for KH breakup // otherwise check for KH breakup
else if (dc < p.d()) else if (dc < p.d())
{ {
// no breakup below weber = 12 // no breakup below Weber = 12
if (weGas > weberLimit_) if (weGas > weberLimit_)
{ {
@ -188,25 +172,24 @@ void reitzKHRT::breakupParcel
// reduce the diameter according to the rate-equation // reduce the diameter according to the rate-equation
p.d() = (fraction*dc + p.d())/(1.0 + fraction); p.d() = (fraction*dc + p.d())/(1.0 + fraction);
scalar dc3 = pow(dc, 3.0); scalar ms = rhoLiquid*Np*pow3(dc)*mathematicalConstant::pi/6.0;
scalar ms = rhoLiquid*Np*dc3*mathematicalConstant::pi/6.0;
p.ms() += ms; p.ms() += ms;
label nParcels = spray_.injectors()[injector].properties()->nParcelsToInject // Total number of parcels for the whole injection event
( label nParcels =
spray_.injectors()[injector].properties()->tsoi(), spray_.injectors()[injector].properties()->nParcelsToInject
spray_.injectors()[injector].properties()->teoi() (
); spray_.injectors()[injector].properties()->tsoi(),
spray_.injectors()[injector].properties()->teoi()
);
scalar averageParcelMass = spray_.injectors()[injector].properties()->mass()/nParcels; scalar averageParcelMass =
spray_.injectors()[injector].properties()->mass()/nParcels;
if if (p.ms()/averageParcelMass > msLimit_)
(
(p.ms()/averageParcelMass > msLimit_)
)
{ {
// set the initial ms value to -GREAT. This prevents // set the initial ms value to -GREAT. This prevents
// new droplets from being formed from the childDroplet // new droplets from being formed from the child droplet
// from the KH instability // from the KH instability
// mass of stripped child parcel // mass of stripped child parcel

View File

@ -38,6 +38,18 @@ namespace Foam
} }
template<>
const char* Foam::NamedEnum<Foam::fieldMinMax::modeType, 2>::names[] =
{
"magnitude",
"component"
};
const Foam::NamedEnum<Foam::fieldMinMax::modeType, 2>
Foam::fieldMinMax::modeTypeNames_;
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * // // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::fieldMinMax::fieldMinMax Foam::fieldMinMax::fieldMinMax
@ -52,6 +64,7 @@ Foam::fieldMinMax::fieldMinMax
obr_(obr), obr_(obr),
active_(true), active_(true),
log_(false), log_(false),
mode_(mdMag),
fieldSet_(), fieldSet_(),
fieldMinMaxFilePtr_(NULL) fieldMinMaxFilePtr_(NULL)
{ {
@ -85,6 +98,7 @@ void Foam::fieldMinMax::read(const dictionary& dict)
{ {
log_ = dict.lookupOrDefault<Switch>("log", false); log_ = dict.lookupOrDefault<Switch>("log", false);
mode_ = modeTypeNames_[dict.lookup("mode")];
dict.lookup("fields") >> fieldSet_; dict.lookup("fields") >> fieldSet_;
} }
} }
@ -176,16 +190,13 @@ void Foam::fieldMinMax::calcMinMaxFields<Foam::scalar>
{ {
if (obr_.foundObject<volScalarField>(fieldName)) if (obr_.foundObject<volScalarField>(fieldName))
{ {
const volScalarField& field =
obr_.lookupObject<volScalarField>(fieldName);
scalar minValue = min(field).value();
scalar maxValue = max(field).value();
reduce(minValue, minOp<scalar>());
reduce(maxValue, maxOp<scalar>());
if (Pstream::master()) if (Pstream::master())
{ {
const volScalarField& field =
obr_.lookupObject<volScalarField>(fieldName);
scalar minValue = min(field).value();
scalar maxValue = max(field).value();
fieldMinMaxFilePtr_() << obr_.time().value() << tab fieldMinMaxFilePtr_() << obr_.time().value() << tab
<< fieldName << tab << minValue << tab << maxValue << endl; << fieldName << tab << minValue << tab << maxValue << endl;

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@ -49,6 +49,7 @@ SourceFiles
#include "OFstream.H" #include "OFstream.H"
#include "Switch.H" #include "Switch.H"
#include "pointFieldFwd.H" #include "pointFieldFwd.H"
#include "NamedEnum.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
@ -66,9 +67,18 @@ class mapPolyMesh;
class fieldMinMax class fieldMinMax
{ {
public:
enum modeType
{
mdMag,
mdCmpt
};
protected: protected:
// Private data // Protected data
//- Name of this set of forces, //- Name of this set of forces,
// Also used as the name of the probes directory. // Also used as the name of the probes directory.
@ -82,11 +92,17 @@ protected:
//- Switch to send output to Info as well as to file //- Switch to send output to Info as well as to file
Switch log_; Switch log_;
//- Patches to integrate forces over //- Mode type names
static const NamedEnum<modeType, 2> modeTypeNames_;
//- Mode for min/max - only applicable for ranks > 0
modeType mode_;
//- Fields to assess min/max
wordList fieldSet_; wordList fieldSet_;
//- Forces/moment file ptr //- Min/max file ptr
autoPtr<OFstream> fieldMinMaxFilePtr_; autoPtr<OFstream> fieldMinMaxFilePtr_;

View File

@ -38,24 +38,60 @@ void Foam::fieldMinMax::calcMinMaxFields(const word& fieldName)
if (obr_.foundObject<fieldType>(fieldName)) if (obr_.foundObject<fieldType>(fieldName))
{ {
const fieldType& field = obr_.lookupObject<fieldType>(fieldName);
scalar minValue = min(mag(field)).value();
scalar maxValue = max(mag(field)).value();
reduce(minValue, minOp<scalar>());
reduce(maxValue, maxOp<scalar>());
if (Pstream::master()) if (Pstream::master())
{ {
fieldMinMaxFilePtr_() << obr_.time().value() << tab const fieldType& field = obr_.lookupObject<fieldType>(fieldName);
<< fieldName << tab << minValue << tab << maxValue << endl; switch (mode_)
if (log_)
{ {
Info<< "fieldMinMax output:" << nl case mdMag:
<< " min(mag(" << fieldName << ")) = " << minValue << nl {
<< " max(mag(" << fieldName << ")) = " << maxValue << nl scalar minValue = min(mag(field)).value();
<< endl; scalar maxValue = max(mag(field)).value();
fieldMinMaxFilePtr_() << obr_.time().value() << tab
<< fieldName << tab << minValue << tab << maxValue
<< endl;
if (log_)
{
Info<< "fieldMinMax output:" << nl
<< " min(mag(" << fieldName << ")) = "
<< minValue << nl
<< " max(mag(" << fieldName << ")) = "
<< maxValue << nl
<< endl;
}
break;
}
case mdCmpt:
{
Type minValue = min(field).value();
Type maxValue = max(field).value();
fieldMinMaxFilePtr_() << obr_.time().value() << tab
<< fieldName << tab << minValue << tab << maxValue
<< endl;
if (log_)
{
Info<< "fieldMinMax output:" << nl
<< " cmptMin(" << fieldName << ") = "
<< minValue << nl
<< " cmptMax(" << fieldName << ") = "
<< maxValue << nl
<< endl;
}
break;
}
default:
{
FatalErrorIn
(
"Foam::fieldMinMax::calcMinMaxFields"
"(const word& fieldName)"
)<< "Unknown min/max mode: " << modeTypeNames_[mode_]
<< exit(FatalError);
}
} }
} }
} }

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@ -14,6 +14,10 @@ FoamFile
} }
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
<<<<<<< HEAD:tutorials/dieselFoam/aachenBomb/constant/turbulenceProperties
simulationType RASModel; simulationType RASModel;
=======
simulationType RASModel;
>>>>>>> c2eac7aaca53e9702c56bbbbd2c0dc47a83829e0:tutorials/dieselFoam/aachenBomb/constant/turbulenceProperties
// ************************************************************************* // // ************************************************************************* //

View File

@ -16,44 +16,51 @@ FoamFile
solvers solvers
{ {
rho PCG rho
{ {
solver PCG;
preconditioner DIC; preconditioner DIC;
tolerance 1e-06; tolerance 1e-06;
relTol 0; relTol 0;
}; };
U PBiCG U
{ {
solver PBiCG;
preconditioner DILU; preconditioner DILU;
tolerance 1e-06; tolerance 1e-06;
relTol 0; relTol 0;
}; };
p PCG p
{ {
solver PCG;
preconditioner DIC; preconditioner DIC;
tolerance 1e-09; tolerance 1e-09;
relTol 0; relTol 0;
}; };
Yi PBiCG Yi
{ {
solver PBiCG;
preconditioner DILU; preconditioner DILU;
tolerance 1e-06; tolerance 1e-06;
relTol 0; relTol 0;
}; };
h PBiCG h
{ {
solver PBiCG;
preconditioner DILU; preconditioner DILU;
tolerance 1e-06; tolerance 1e-06;
relTol 0; relTol 0;
}; };
k PBiCG k
{ {
solver PBiCG;
preconditioner DILU; preconditioner DILU;
tolerance 1e-06; tolerance 1e-06;
relTol 0; relTol 0;
}; };
epsilon PBiCG epsilon
{ {
solver PBiCG;
preconditioner DILU; preconditioner DILU;
tolerance 1e-06; tolerance 1e-06;
relTol 0; relTol 0;