Computes forces and moments over a given list of patches by integrating pressure and viscous forces and moments, and optionally resistance forces and moments from porous zones. More...
Public Member Functions | |
TypeName ("forces") | |
Runtime type information. More... | |
forces (const word &name, const Time &runTime, const dictionary &dict, const bool readFields=true) | |
Construct from Time and dictionary. More... | |
forces (const word &name, const objectRegistry &obr, const dictionary &dict, const bool readFields=true) | |
Construct from objectRegistry and dictionary. More... | |
forces (const forces &)=delete | |
No copy construct. More... | |
void | operator= (const forces &)=delete |
No copy assignment. More... | |
virtual | ~forces ()=default |
Destructor. More... | |
virtual bool | read (const dictionary &dict) |
Read the dictionary. More... | |
virtual void | calcForcesMoments () |
Calculate forces and moments. More... | |
virtual vector | forceEff () const |
Return the total force. More... | |
virtual vector | momentEff () const |
Return the total moment. More... | |
virtual bool | execute () |
Execute the function object. More... | |
virtual bool | write () |
Write to data files/fields and to streams. More... | |
Public Member Functions inherited from fvMeshFunctionObject | |
TypeName ("fvMeshFunctionObject") | |
Runtime type information. More... | |
fvMeshFunctionObject (const word &name, const Time &runTime, const dictionary &dict) | |
Construct from Time and dictionary. More... | |
fvMeshFunctionObject (const word &name, const objectRegistry &obr, const dictionary &dict) | |
Construct from the region objectRegistry and dictionary. More... | |
virtual | ~fvMeshFunctionObject ()=default |
Destructor. More... | |
Public Member Functions inherited from regionFunctionObject | |
TypeName ("regionFunctionObject") | |
Runtime type information. More... | |
regionFunctionObject (const word &name, const Time &runTime, const dictionary &dict) | |
Construct from Time and dictionary. More... | |
regionFunctionObject (const word &name, const objectRegistry &obr, const dictionary &dict) | |
Construct from the region objectRegistry and dictionary. More... | |
virtual | ~regionFunctionObject ()=default |
Destructor. More... | |
template<class ObjectType > | |
const ObjectType * | lookupObjectPtr (const word &fieldName) const |
Deprecated(2018-10) More... | |
template<class ObjectType > | |
ObjectType * | lookupObjectRefPtr (const word &fieldName) const |
Deprecated(2018-10) More... | |
Public Member Functions inherited from stateFunctionObject | |
stateFunctionObject (const word &name, const Time &runTime) | |
Construct from components. More... | |
virtual | ~stateFunctionObject ()=default |
Destructor. More... | |
dictionary & | propertyDict () |
Return access to the property dictionary. More... | |
bool | foundProperty (const word &entryName) const |
Return true if the property exists. More... | |
void | clearTrigger () |
Remove the trigger index from the properties. More... | |
label | getTrigger () const |
Get the current trigger index. More... | |
bool | setTrigger (const label triggeri) |
Set new trigger index. More... | |
bool | getDict (const word &entryName, dictionary &dict) const |
Set dictionary, return true if set. More... | |
bool | getObjectDict (const word &objectName, const word &entryName, dictionary &dict) const |
Set dictionary from named object, return true if set. More... | |
template<class Type > | |
Type | getProperty (const word &entryName, const Type &defaultValue=Type(Zero)) const |
Retrieve generic property. More... | |
template<class Type > | |
bool | getProperty (const word &entryName, Type &value) const |
Set generic property, return true if set. More... | |
template<class Type > | |
void | setProperty (const word &entryName, const Type &value) |
Add generic property. More... | |
template<class Type > | |
Type | getObjectProperty (const word &objectName, const word &entryName, const Type &defaultValue=Type(Zero)) const |
Retrieve generic property from named object. More... | |
template<class Type > | |
bool | getObjectProperty (const word &objectName, const word &entryName, Type &value) const |
Set generic property from named object, return true if set. More... | |
template<class Type > | |
void | setObjectProperty (const word &objectName, const word &entryName, const Type &value) |
Add generic property from named object. More... | |
bool | getObjectResultDict (const word &objectName, dictionary &dict) const |
template<class Type > | |
void | setResult (const word &entryName, const Type &value) |
Add result. More... | |
template<class Type > | |
void | setObjectResult (const word &objectName, const word &entryName, const Type &value) |
Add result from named object. More... | |
template<class Type > | |
Type | getResult (const word &entryName, const Type &defaultValue=Type(Zero)) const |
Retrieve result. More... | |
template<class Type > | |
Type | getObjectResult (const word &objectName, const word &entryName, const Type &defaultValue=Type(Zero)) const |
Retrieve result from named object. More... | |
template<class Type > | |
bool | getObjectResult (const word &objectName, const word &entryName, Type &value) const |
Set result from named object, return true if set. More... | |
word | resultType (const word &entryName) const |
Retrieve the result type. More... | |
word | objectResultType (const word &objectName, const word &entryName) const |
Return the type of result. More... | |
wordList | objectResultEntries () const |
Retrieve the result entries. More... | |
wordList | objectResultEntries (const word &objectName) const |
Return result entries for named object. More... | |
void | writeResultEntries (Ostream &os) const |
Write the results entries for all objects to stream. More... | |
void | writeResultEntries (const word &objectName, Ostream &os) const |
Write the results entries for named object to stream. More... | |
void | writeAllResultEntries (Ostream &os) const |
Write the results entries for all objects to stream. More... | |
Public Member Functions inherited from timeFunctionObject | |
timeFunctionObject (const word &name, const Time &runTime) | |
Construct from Time. More... | |
virtual | ~timeFunctionObject ()=default |
Destructor. More... | |
const Time & | time () const |
Return time database. More... | |
objectRegistry & | storedObjects () |
Write access to the output objects ("functionObjectObjects") registered on Time. More... | |
const objectRegistry & | storedObjects () const |
Const access to the output objects ("functionObjectObjects") registered on Time. More... | |
Public Member Functions inherited from functionObject | |
declareRunTimeSelectionTable (autoPtr, functionObject, dictionary,(const word &name, const Time &runTime, const dictionary &dict),(name, runTime, dict)) | |
functionObject (const word &name, const bool withNamePrefix=defaultUseNamePrefix) | |
Construct from components. More... | |
autoPtr< functionObject > | clone () const |
Return clone. More... | |
virtual | ~functionObject ()=default |
Destructor. More... | |
virtual const word & | type () const =0 |
Runtime type information. More... | |
const word & | name () const noexcept |
Return the name of this functionObject. More... | |
bool | useNamePrefix () const noexcept |
Return the flag for adding a scoping name prefix. More... | |
bool | useNamePrefix (bool on) noexcept |
Modify the flag for adding a scoping name prefix. More... | |
virtual bool | execute (const label subIndex) |
Execute using the specified subIndex. More... | |
virtual bool | end () |
Called when Time::run() determines that the time-loop exits. More... | |
virtual bool | adjustTimeStep () |
Called at the end of Time::adjustDeltaT() if adjustTime is true. More... | |
virtual bool | filesModified () const |
Did any file get changed during execution? More... | |
virtual void | updateMesh (const mapPolyMesh &mpm) |
Update for changes of mesh. More... | |
virtual void | movePoints (const polyMesh &mesh) |
Update for changes of mesh. More... | |
Public Member Functions inherited from writeFile | |
writeFile (const objectRegistry &obr, const fileName &prefix, const word &name="undefined", const bool writeToFile=true) | |
Construct from objectRegistry, prefix, fileName. More... | |
writeFile (const objectRegistry &obr, const fileName &prefix, const word &name, const dictionary &dict, const bool writeToFile=true) | |
Construct from objectRegistry, prefix, fileName and read options from dictionary. More... | |
writeFile (const writeFile &wf) | |
Construct copy. More... | |
virtual | ~writeFile ()=default |
Destructor. More... | |
virtual OFstream & | file () |
Return access to the file (if only 1) More... | |
virtual bool | writeToFile () const |
Flag to allow writing to file. More... | |
virtual bool | canWriteToFile () const |
Flag to allow writing to the file. More... | |
virtual bool | canResetFile () const |
Flag to allow resetting the file. More... | |
virtual bool | canWriteHeader () const |
Flag to allow writing the header. More... | |
virtual label | charWidth () const |
Return width of character stream output. More... | |
virtual void | writeCommented (Ostream &os, const string &str) const |
Write a commented string to stream. More... | |
virtual void | writeTabbed (Ostream &os, const string &str) const |
Write a tabbed string to stream. More... | |
virtual void | writeHeader (Ostream &os, const string &str) const |
Write a commented header to stream. More... | |
virtual void | writeCurrentTime (Ostream &os) const |
Write the current time to stream. More... | |
virtual void | writeBreak (Ostream &os) const |
Write a break marker to the stream. More... | |
template<class Type > | |
void | writeHeaderValue (Ostream &os, const string &property, const Type &value) const |
Write a (commented) header property and value pair. More... | |
template<class Type > | |
void | writeValue (Ostream &os, const Type &val) const |
Write a given value to stream with the space delimiter. More... | |
Protected Member Functions | |
void | setCoordinateSystem (const dictionary &dict, const word &e3Name=word::null, const word &e1Name=word::null) |
Set the co-ordinate system from dictionary and axes names. More... | |
volVectorField & | force () |
Return access to the force field. More... | |
volVectorField & | moment () |
Return access to the moment field. More... | |
void | initialise () |
Initialise containers and fields. More... | |
void | reset () |
Reset containers and fields. More... | |
tmp< symmTensorField > | devRhoReff (const tensorField &gradUp, const label patchi) const |
Return the effective stress (viscous + turbulent) for patch. More... | |
tmp< volScalarField > | mu () const |
Return dynamic viscosity field. More... | |
tmp< volScalarField > | rho () const |
Return rho if specified otherwise rhoRef. More... | |
tmp< scalarField > | rho (const label patchi) const |
Return rho if specified otherwise rhoRef for patch. More... | |
scalar | rho (const volScalarField &p) const |
Return rhoRef if the pressure field is dynamic (i.e. p/rho), otherwise return 1. More... | |
void | addToPatchFields (const label patchi, const vectorField &Md, const vectorField &fP, const vectorField &fV) |
Add patch contributions to force and moment fields. More... | |
void | addToInternalField (const labelList &cellIDs, const vectorField &Md, const vectorField &f) |
Add cell contributions to force and moment fields, and include porosity effects. More... | |
void | createIntegratedDataFiles () |
Create the integrated-data files. More... | |
void | writeIntegratedDataFileHeader (const word &header, OFstream &os) const |
Write header for an integrated-data file. More... | |
void | writeIntegratedDataFiles () |
Write integrated data to files. More... | |
void | writeIntegratedDataFile (const vector &pres, const vector &vis, const vector &internal, OFstream &os) const |
Write integrated data to a file. More... | |
void | logIntegratedData (const string &descriptor, const vector &pres, const vector &vis, const vector &internal) const |
Write integrated data to stream. More... | |
Protected Member Functions inherited from fvMeshFunctionObject | |
fvMeshFunctionObject (const fvMeshFunctionObject &)=delete | |
No copy construct. More... | |
void | operator= (const fvMeshFunctionObject &)=delete |
No copy assignment. More... | |
Protected Member Functions inherited from regionFunctionObject | |
virtual const objectRegistry & | obr () const |
The region or sub-region registry being used. More... | |
template<class ObjectType > | |
bool | foundObject (const word &fieldName) const |
Find object (eg, a field) in the (sub) objectRegistry. More... | |
template<class ObjectType > | |
const ObjectType * | cfindObject (const word &fieldName) const |
Return const pointer to the object (eg, a field) in the (sub) objectRegistry. More... | |
template<class ObjectType > | |
const ObjectType * | findObject (const word &fieldName) const |
Return const pointer to the object (eg, a field) in the (sub) objectRegistry. More... | |
template<class ObjectType > | |
ObjectType * | findObject (const word &fieldName) |
Return non-const pointer to the object of the given Type, (sub) objectRegistry. More... | |
template<class ObjectType > | |
ObjectType * | getObjectPtr (const word &fieldName) const |
Return non-const pointer to the object of the given Type, using a const-cast to have it behave like a mutable. More... | |
template<class ObjectType > | |
const ObjectType & | lookupObject (const word &fieldName) const |
Lookup and return object (eg, a field) from the (sub) objectRegistry. More... | |
template<class ObjectType > | |
ObjectType & | lookupObjectRef (const word &fieldName) const |
Lookup and return object (eg, a field) from the (sub) objectRegistry. More... | |
template<class ObjectType > | |
bool | store (word &fieldName, const tmp< ObjectType > &tfield, bool cacheable=false) |
Store the field in the (sub) objectRegistry under the given name. More... | |
template<class ObjectType > | |
bool | storeInDb (const word &fieldName, const tmp< ObjectType > &tfield, const objectRegistry &obr) |
Store the field in an optional objectRegistry under the given name. More... | |
bool | writeObject (const word &fieldName) |
Write field if present in the (sub) objectRegistry. More... | |
bool | clearObject (const word &fieldName) |
Clear field from the (sub) objectRegistry if present. More... | |
void | clearObjects (const wordList &objNames) |
Clear fields from the (sub) objectRegistry if present. More... | |
regionFunctionObject (const regionFunctionObject &)=delete | |
No copy construct. More... | |
void | operator= (const regionFunctionObject &)=delete |
No copy assignment. More... | |
Protected Member Functions inherited from stateFunctionObject | |
const functionObjects::properties & | stateDict () const |
Return a const reference to the state dictionary. More... | |
functionObjects::properties & | stateDict () |
Return non-const access to the state dictionary. More... | |
stateFunctionObject (const stateFunctionObject &)=delete | |
No copy construct. More... | |
void | operator= (const stateFunctionObject &)=delete |
No copy assignment. More... | |
Protected Member Functions inherited from timeFunctionObject | |
void | clearOutputObjects (const wordList &objNames) |
Remove specified items from "functionObjectObjects". More... | |
timeFunctionObject (const timeFunctionObject &)=delete | |
No copy construct. More... | |
void | operator= (const timeFunctionObject &)=delete |
No copy assignment. More... | |
Protected Member Functions inherited from functionObject | |
word | scopedName (const word &name) const |
Return a scoped (prefixed) name. More... | |
Protected Member Functions inherited from writeFile | |
void | initStream (Ostream &os) const |
Initialise the output stream for writing. More... | |
fileName | baseFileDir () const |
Return the base directory for output. More... | |
fileName | baseTimeDir () const |
Return the base directory for the current time value. More... | |
fileName | filePath (const fileName &fName) const |
Return the full path for the supplied file name. More... | |
virtual autoPtr< OFstream > | newFile (const fileName &fName) const |
Return autoPtr to a new file using file name. More... | |
virtual autoPtr< OFstream > | newFileAtTime (const word &name, scalar timeValue) const |
Return autoPtr to a new file for a given time. More... | |
virtual autoPtr< OFstream > | newFileAtStartTime (const word &name) const |
Return autoPtr to a new file using the simulation start time. More... | |
virtual void | resetFile (const word &name) |
Reset internal file pointer to new file with new name. More... | |
Omanip< int > | valueWidth (const label offset=0) const |
Return the value width when writing to stream with optional offset. More... | |
void | operator= (const writeFile &)=delete |
No copy assignment. More... | |
virtual autoPtr< OFstream > | createFile (const word &name, scalar timeValue) const |
Deprecated(2022-09) Return autoPtr to a new file for a given time. More... | |
virtual autoPtr< OFstream > | createFile (const word &name) const |
Deprecated(2022-09) Return autoPtr to a new file using the simulation start time. More... | |
Protected Attributes | |
vector | sumPatchForcesP_ |
Sum of patch pressure forces. More... | |
vector | sumPatchForcesV_ |
Sum of patch viscous forces. More... | |
vector | sumPatchMomentsP_ |
Sum of patch pressure moments. More... | |
vector | sumPatchMomentsV_ |
Sum of patch viscous moments. More... | |
vector | sumInternalForces_ |
Sum of internal forces. More... | |
vector | sumInternalMoments_ |
Sum of internal moments. More... | |
autoPtr< OFstream > | forceFilePtr_ |
File stream for forces. More... | |
autoPtr< OFstream > | momentFilePtr_ |
File stream for moments. More... | |
autoPtr< coordinateSystem > | coordSysPtr_ |
Coordinate system used when evaluating forces and moments. More... | |
labelList | patchIDs_ |
Selected operand patches. More... | |
scalar | rhoRef_ |
Reference density needed for incompressible calculations. More... | |
scalar | pRef_ |
Reference pressure. More... | |
word | pName_ |
Name of pressure field. More... | |
word | UName_ |
Name of velocity field. More... | |
word | rhoName_ |
Name of density field. More... | |
word | fDName_ |
Name of force density field. More... | |
bool | directForceDensity_ |
Flag to directly supply force density. More... | |
bool | porosity_ |
Flag to include porosity effects. More... | |
bool | writeFields_ |
Flag to write force and moment fields. More... | |
bool | initialised_ |
Flag of initialisation (internal) More... | |
Protected Attributes inherited from fvMeshFunctionObject | |
const fvMesh & | mesh_ |
Reference to the fvMesh. More... | |
Protected Attributes inherited from regionFunctionObject | |
word | subRegistryName_ |
Name for alternative object registry. More... | |
const objectRegistry & | obr_ |
Reference to the region objectRegistry. More... | |
const objectRegistry * | obrPtr_ |
Pointer to alternative (eg, sub-region) objectRegistry. More... | |
Protected Attributes inherited from timeFunctionObject | |
const Time & | time_ |
Reference to the time database. More... | |
Protected Attributes inherited from writeFile | |
const objectRegistry & | fileObr_ |
Reference to the region objectRegistry. More... | |
const fileName | prefix_ |
Prefix. More... | |
word | fileName_ |
Name of file. More... | |
autoPtr< OFstream > | filePtr_ |
File pointer. More... | |
label | writePrecision_ |
Write precision. More... | |
bool | writeToFile_ |
Flag to enable/disable writing to file. More... | |
bool | updateHeader_ |
Flag to update the header, e.g. on mesh changes. Default is true. More... | |
bool | writtenHeader_ |
Flag to identify whether the header has been written. More... | |
bool | useUserTime_ |
Flag to use the specified user time, e.g. CA deg instead of seconds. Default = true. More... | |
scalar | startTime_ |
Start time value. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from functionObject | |
static autoPtr< functionObject > | New (const word &name, const Time &runTime, const dictionary &dict) |
Select from dictionary, based on its "type" entry. More... | |
Public Attributes inherited from functionObject | |
bool | log |
Flag to write log into Info. More... | |
Static Public Attributes inherited from functionObject | |
static int | debug |
Flag to execute debug content. More... | |
static bool | postProcess |
Global post-processing mode switch. More... | |
static bool | defaultUseNamePrefix |
Global default for useNamePrefix. More... | |
static word | outputPrefix |
Directory prefix. More... | |
Static Public Attributes inherited from writeFile | |
static label | addChars = 8 |
Additional characters for writing. More... | |
Computes forces and moments over a given list of patches by integrating pressure and viscous forces and moments, and optionally resistance forces and moments from porous zones.
Forces and moments are output in their total and constituent components:
Forces and moments can be computed and output in:
Operands:
Operand | Type | Location |
---|---|---|
input | - | - |
output file | dat | postProcessing/<FO>/<time>/<file>s |
output field | volVectorField | <time>/<outField>s |
where <file>s:
force.dat | Forces moment.dat | Moments
where <outField>s:
<namePrefix>:force | Force field <namePrefix>:moment | Moment field
system/controlDict.functions
: <namePrefix> { // Mandatory entries type forces; libs (forces); patches (<wordRes>); // Optional entries directForceDensity <bool>; porosity <bool>; writeFields <bool>; useNamePrefix <bool>; // Conditional mandatory entries // if directForceDensity == true fD <word>; // Cartesian coordinate system specification when // evaluating forces and moments, either of the below // Define the centre of rotation // with implicit directions e1=(1 0 0) and e3=(0 0 1) CofR (0 0 0); // Centre of rotation // Define local coordinate system by origin + axes origin (0 0 0); e1 (1 0 0); e3 (0 0 1); // (e1, e2) or (e2, e3) or (e3, e1) // General coordinate system specification (always cartesian) coordinateSystem { origin (0 0 0); rotation { type axes; e3 (0 0 1); e1 (1 0 0); // (e1, e2) or (e2, e3) or (e3, e1) } } // Conditional optional entries // if directForceDensity == false p <word>; U <word>; rho <word>; rhoInf <scalar>; // enabled if rho=rhoInf pRef <scalar>; // Inherited entries ... }
where the entries mean:
Property | Description | Type | Reqd | Deflt |
---|---|---|---|---|
type | Type name: forces | word | yes | - |
libs | Library name: forces | word | yes | - |
patches | Names of operand patches | wordRes | yes | - |
directForceDensity | Flag to directly supply force density | bool | no | false |
porosity | Flag to include porosity contributions | bool | no | false |
writeFields | Flag to write force and moment fields | bool | no | false |
useNamePrefix | Flag to include prefix for field names | bool | no | false |
coordinateSystem | Coordinate system specifier | dictionary | cndtnl | - |
CofR | Centre of rotation | vector | cndtnl | - |
origin | Origin of coordinate system | vector | cndtnl | - |
e3 | e3 coordinate axis | vector | cndtnl | - |
e1 | e1 coordinate axis | vector | cndtnl | - |
fD | Name of force density field | word | cndtnl | - |
p | Name of pressure field | word | cndtnl | p |
U | Name of velocity field | word | cndtnl | U |
rho | Name of density field | word | cndtnl | rho |
rhoInf | Value of reference density | scalar | cndtnl | - |
pRef | Value of reference pressure | scalar | cndtnl | 0 |
The inherited entries are elaborated in:
rho
to rhoInf
. You will then be required to provide a rhoInf
value corresponding to the constant freestream density.writeControl
and writeInterval
entries of function object do control when to output force and moment files and fields.coordinateSystem
entry exists, it is taken in favour of CofR
.forces | ( | const word & | name, |
const Time & | runTime, | ||
const dictionary & | dict, | ||
const bool | readFields = true |
||
) |
Construct from Time and dictionary.
Definition at line 519 of file forces.C.
References dict, Foam::endl(), Log, and Foam::read().
forces | ( | const word & | name, |
const objectRegistry & | obr, | ||
const dictionary & | dict, | ||
const bool | readFields = true |
||
) |
Construct from objectRegistry and dictionary.
Definition at line 558 of file forces.C.
References dict, Foam::endl(), Log, and Foam::read().
|
virtualdefault |
Destructor.
|
protected |
Set the co-ordinate system from dictionary and axes names.
Definition at line 45 of file forces.C.
References dict, and Foam::Zero.
|
protected |
Return access to the force field.
Definition at line 83 of file forces.C.
References Foam::dimForce, objectRegistry::getObjectPtr(), fvMeshFunctionObject::mesh_, IOobjectOption::NO_READ, IOobjectOption::NO_WRITE, IOobjectOption::REGISTER, functionObject::scopedName(), regIOobject::store(), fvMesh::thisDb(), timeFunctionObject::time_, Time::timeName(), and Foam::Zero.
|
protected |
Return access to the moment field.
Definition at line 111 of file forces.C.
References Foam::dimForce, Foam::dimLength, IOobjectOption::NO_READ, IOobjectOption::NO_WRITE, IOobjectOption::REGISTER, regIOobject::store(), and Foam::Zero.
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protected |
Initialise containers and fields.
Definition at line 139 of file forces.C.
References Foam::exit(), Foam::FatalError, FatalErrorInFunction, and initialised_().
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protected |
Reset containers and fields.
Definition at line 181 of file forces.C.
References dimensioned< Type >::dimensions(), and Foam::Zero.
|
protected |
Return the effective stress (viscous + turbulent) for patch.
Definition at line 213 of file forces.C.
References Foam::devTwoSymm(), dictionary::dictName(), Foam::dimViscosity, Foam::exit(), Foam::FatalError, FatalErrorInFunction, nu, GeometricField< symmTensor, fvPatchField, volMesh >::null(), rho, transportProperties(), and turb.
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protected |
Return dynamic viscosity field.
Definition at line 268 of file forces.C.
References dictionary::dictName(), Foam::dimViscosity, Foam::exit(), Foam::FatalError, FatalErrorInFunction, nu, GeometricField< scalar, fvPatchField, volMesh >::null(), rho, and transportProperties().
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protected |
Return rho if specified otherwise rhoRef.
Definition at line 303 of file forces.C.
References Foam::dimDensity, GeometricField< scalar, fvPatchField, volMesh >::New(), and IOobjectOption::NO_REGISTER.
|
protected |
Return rho if specified otherwise rhoRef for patch.
Definition at line 321 of file forces.C.
References tmp< T >::New(), and rho.
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protected |
Return rhoRef if the pressure field is dynamic (i.e. p/rho), otherwise return 1.
Definition at line 337 of file forces.C.
References Foam::dimPressure, Foam::exit(), Foam::FatalError, FatalErrorInFunction, and p.
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protected |
Add patch contributions to force and moment fields.
Definition at line 356 of file forces.C.
References Foam::sum().
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protected |
|
protected |
Write header for an integrated-data file.
Definition at line 419 of file forces.C.
References Foam::endl(), os(), and Foam::writeHeader().
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protected |
|
protected |
Write integrated data to a file.
Definition at line 469 of file forces.C.
References Foam::endl(), and os().
TypeName | ( | "forces" | ) |
Runtime type information.
|
delete |
No copy assignment.
|
virtual |
Read the dictionary.
Reimplemented from writeFile.
Reimplemented in forceCoeffs, and propellerInfo.
Definition at line 598 of file forces.C.
References dict, Foam::endl(), MinMax< scalar >::ge(), Foam::Info, initialised_(), Foam::name(), pbm, regionFunctionObject::read(), writeFile::read(), and Foam::type().
Referenced by propellerInfo::read(), and forceCoeffs::read().
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virtual |
Calculate forces and moments.
Definition at line 674 of file forces.C.
References GeometricField< Type, PatchField, GeoMesh >::boundaryField(), UPtrList< T >::empty(), Foam::endl(), Foam::fvc::grad(), Foam::constant::physicoChemical::mu, p, Foam::reduce(), rho, U, and WarningInFunction.
Referenced by forceCoeffs::execute().
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virtual |
|
virtual |
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Execute the function object.
Implements functionObject.
Reimplemented in forceCoeffs, and propellerInfo.
Definition at line 804 of file forces.C.
References Log, Foam::name(), Foam::nl, and Foam::type().
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Write to data files/fields and to streams.
Implements functionObject.
Reimplemented in forceCoeffs, and propellerInfo.
Definition at line 835 of file forces.C.
References Foam::endl(), Log, and Ostream::write().
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