Commit b634f5af authored by Henry Weller's avatar Henry Weller
Browse files

functionObjects::MachNo: New functionObject to calculate the Mach number volScalarField

of a compressible single-phase flow

See tutorials/compressible/sonicFoam/laminar/forwardStep/system/controlDict
parent f67d8dd6
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2016 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "MachNo.H"
#include "fluidThermo.H"
#include "addToRunTimeSelectionTable.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam
{
namespace functionObjects
{
defineTypeNameAndDebug(MachNo, 0);
addToRunTimeSelectionTable
(
functionObject,
MachNo,
dictionary
);
}
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::functionObjects::MachNo::MachNo
(
const word& name,
const Time& runTime,
const dictionary& dict
)
:
fieldExpression(name, runTime, dict, "U", "Ma")
{}
// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
Foam::functionObjects::MachNo::~MachNo()
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
bool Foam::functionObjects::MachNo::execute(const bool postProcess)
{
if
(
foundField<volVectorField>(fieldName_)
&& mesh_.foundObject<fluidThermo>(fluidThermo::dictName)
)
{
const fluidThermo& thermo =
mesh_.lookupObject<fluidThermo>(fluidThermo::dictName);
const volVectorField& U = lookupField<volVectorField>(fieldName_);
return store
(
resultName_,
mag(U)/sqrt(thermo.gamma()*thermo.p()/thermo.rho())
);
}
else
{
return false;
}
}
// ************************************************************************* //
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2016 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Class
Foam::functionObjects::MachNo
Group
grpFieldFunctionObjects
Description
This function object calculates and writes the Mach number as a
volScalarField.
SeeAlso
Foam::functionObjects::fieldExpression
Foam::functionObjects::fvMeshFunctionObject
SourceFiles
MachNo.C
\*---------------------------------------------------------------------------*/
#ifndef functionObjects_MachNo_H
#define functionObjects_MachNo_H
#include "fieldExpression.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
namespace functionObjects
{
/*---------------------------------------------------------------------------*\
Class MachNo Declaration
\*---------------------------------------------------------------------------*/
class MachNo
:
public fieldExpression
{
public:
//- Runtime type information
TypeName("MachNo");
// Constructors
//- Construct for given objectRegistry and dictionary.
// Allow the possibility to load fields from files
MachNo
(
const word& name,
const Time& runTime,
const dictionary& dict
);
//- Destructor
virtual ~MachNo();
// Member Functions
//- Calculate the Mach number field
virtual bool execute(const bool postProcess = false);
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace functionObjects
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //
......@@ -45,5 +45,6 @@ CourantNo/CourantNo.C
PecletNo/PecletNo.C
blendingFactor/blendingFactor.C
pressure/pressure.C
MachNo/MachNo.C
LIB = $(FOAM_LIBBIN)/libfieldFunctionObjects
......@@ -5,10 +5,15 @@ EXE_INC = \
-I$(LIB_SRC)/fileFormats/lnInclude \
-I$(LIB_SRC)/sampling/lnInclude \
-I$(LIB_SRC)/surfMesh/lnInclude \
-I$(LIB_SRC)/thermophysicalModels/basic/lnInclude \
-I$(LIB_SRC)/transportModels \
-I$(LIB_SRC)/transportModels/compressible/lnInclude \
-I$(LIB_SRC)/TurbulenceModels/turbulenceModels/lnInclude
LIB_LIBS = \
-lfiniteVolume \
-lfluidThermophysicalModels \
-lcompressibleTransportModels \
-lturbulenceModels \
-lmeshTools \
-lsurfMesh \
......
......@@ -45,5 +45,17 @@ timePrecision 6;
runTimeModifiable true;
functions
{
libs ("libfieldFunctionObjects.so");
Ma
{
type MachNo;
executeControl writeTime;
writeControl writeTime;
}
}
// ************************************************************************* //
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