def _pEqn( rho, thermo, UEqn, nNonOrthCorr, psi, U, mesh, phi, p, cumulativeContErr ):
from Foam.finiteVolume import volScalarField
rUA = 1.0/UEqn.A()
U.ext_assign( rUA*UEqn.H() )
from Foam import fvc
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
phid = surfaceScalarField( word( "phid" ),
fvc.interpolate( thermo.psi() ) * ( (fvc.interpolate( U ) & mesh.Sf() ) + fvc.ddtPhiCorr( rUA, rho, U, phi ) ) )
for nonOrth in range( nNonOrthCorr + 1 ) :
from Foam import fvm
pEqn = ( fvm.ddt(psi, p) + fvm.div(phid, word( "div(phid,p)" ) ) - fvm.laplacian(rho*rUA, p) )
pEqn.solve()
if (nonOrth == nNonOrthCorr) :
phi.ext_assign( pEqn.flux() )
pass
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs( rho, thermo, cumulativeContErr )
U.ext_assign( U - rUA * fvc.grad(p) )
U.correctBoundaryConditions()
return cumulativeContErr
def _pEqn(rho, thermo, UEqn, nNonOrthCorr, psi, U, mesh, phi, p,
cumulativeContErr):
from Foam.finiteVolume import volScalarField
rUA = 1.0 / UEqn.A()
U.ext_assign(rUA * UEqn.H())
from Foam import fvc
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
phid = surfaceScalarField(
word("phid"),
fvc.interpolate(thermo.psi()) *
((fvc.interpolate(U) & mesh.Sf()) + fvc.ddtPhiCorr(rUA, rho, U, phi)))
for nonOrth in range(nNonOrthCorr + 1):
from Foam import fvm
pEqn = (fvm.ddt(psi, p) + fvm.div(phid, word("div(phid,p)")) -
fvm.laplacian(rho * rUA, p))
pEqn.solve()
if (nonOrth == nNonOrthCorr):
phi.ext_assign(pEqn.flux())
pass
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs(rho, thermo,
cumulativeContErr)
U.ext_assign(U - rUA * fvc.grad(p))
U.correctBoundaryConditions()
return cumulativeContErr
def _pEqn( runTime, mesh, UEqn, thermo, p, psi, U, rho, phi, DpDt, g, initialMass, totalVolume, corr, nCorr, nNonOrthCorr, cumulativeContErr ):
closedVolume = p.needReference()
rho.ext_assign( thermo.rho() )
# Thermodynamic density needs to be updated by psi*d(p) after the
# pressure solution - done in 2 parts. Part 1:
thermo.rho().ext_assign( thermo.rho() - psi * p )
rUA = 1.0/UEqn.A()
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
from Foam import fvc
rhorUAf = surfaceScalarField( word( "(rho*(1|A(U)))" ), fvc.interpolate( rho * rUA ) )
U.ext_assign( rUA * UEqn.H() )
phiU = fvc.interpolate( rho ) * ( (fvc.interpolate( U ) & mesh.Sf() ) + fvc.ddtPhiCorr( rUA, rho, U, phi ) )
phi.ext_assign( phiU + rhorUAf * fvc.interpolate( rho ) * (g & mesh.Sf() ) )
for nonOrth in range( nNonOrthCorr+1 ):
from Foam import fvm
from Foam.finiteVolume import correction
pEqn = fvc.ddt( rho ) + psi * correction( fvm.ddt( p ) ) + fvc.div( phi ) - fvm.laplacian( rhorUAf, p )
if corr == nCorr-1 and nonOrth == nNonOrthCorr:
pEqn.solve( mesh.solver( word( str( p.name() ) + "Final" ) ) )
pass
else:
pEqn.solve( mesh.solver( p.name() ) )
pass
if nonOrth == nNonOrthCorr:
phi.ext_assign( phi + pEqn.flux() )
pass
# Second part of thermodynamic density update
thermo.rho().ext_assign( thermo.rho() + psi * p )
U.ext_assign( U + rUA * fvc.reconstruct( ( phi - phiU ) / rhorUAf ) )
U.correctBoundaryConditions()
DpDt.ext_assign( fvc.DDt( surfaceScalarField( word( "phiU" ), phi / fvc.interpolate( rho ) ), p ) )
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs( rho, thermo, cumulativeContErr )
# For closed-volume cases adjust the pressure and density levels
# to obey overall mass continuity
if closedVolume:
p.ext_assign( p + ( initialMass - fvc.domainIntegrate( psi * p ) ) / fvc.domainIntegrate( psi ) )
thermo.rho().ext_assign( psi * p )
rho.ext_assign( rho + ( initialMass - fvc.domainIntegrate( rho ) ) / totalVolume )
pass
return cumulativeContErr
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
p, e, psi, rho, U, phi, turbulence, thermo = _createFields(runTime, mesh)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.loop():
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr = readPISOControls(
mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum, velMag = compressibleCourantNo(
mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
UEqn = _UEqn(U, rho, phi, turbulence, p)
_eEqn(rho, e, phi, turbulence, p, thermo)
# --- PISO loop
for corr in range(nCorr):
cumulativeContErr = _pEqn(rho, thermo, UEqn, nNonOrthCorr, psi, U,
mesh, phi, p, cumulativeContErr)
pass
turbulence.correct()
rho.ext_assign(thermo.rho())
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def fun_pEqn( i, mesh, p, rho, turb, thermo, thermoFluid, K, UEqn, U, phi, psi, DpDt, initialMass, p_rgh, gh, ghf, \
nNonOrthCorr, oCorr, nOuterCorr, corr, nCorr, cumulativeContErr ) :
closedVolume = p_rgh.needReference()
rho.ext_assign( thermo.rho() )
rUA = 1.0 / UEqn.A()
from Foam import fvc
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
rhorUAf = surfaceScalarField( word( "(rho*(1|A(U)))" ) , fvc.interpolate( rho * rUA ) )
U.ext_assign( rUA * UEqn.H() )
from Foam import fvc
phiU = ( fvc.interpolate( rho ) *
( ( fvc.interpolate( U ) & mesh.Sf() ) +
fvc.ddtPhiCorr( rUA, rho, U, phi ) ) )
phi.ext_assign( phiU - rhorUAf * ghf * fvc.snGrad( rho ) * mesh.magSf() )
from Foam import fvm
for nonOrth in range ( nNonOrthCorr + 1 ):
p_rghEqn = ( fvm.ddt( psi, p_rgh) + fvc.ddt( psi, rho ) * gh + fvc.div( phi ) - fvm.laplacian( rhorUAf, p_rgh ) )
p_rghEqn.solve( mesh.solver( p_rgh.select( ( oCorr == nOuterCorr-1 and corr == ( nCorr-1 ) and nonOrth == nNonOrthCorr ) ) ) )
if nonOrth == nNonOrthCorr :
phi.ext_assign( phi + p_rghEqn.flux() )
pass
pass
# Correct velocity field
U.ext_assign( U + rUA * fvc.reconstruct( ( phi - phiU ) / rhorUAf ) )
U.correctBoundaryConditions()
p.ext_assign( p_rgh + rho * gh )
#Update pressure substantive derivative
DpDt.ext_assign( fvc.DDt( surfaceScalarField( word( "phiU" ), phi / fvc.interpolate( rho ) ), p ) )
# Solve continuity
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
# Update continuity errors
cumulativeContErr = compressibleContinuityErrors( i, mesh, rho, thermo, cumulativeContErr )
# For closed-volume cases adjust the pressure and density levels
# to obey overall mass continuity
if closedVolume :
p.ext_assign( p + ( initialMass - fvc.domainIntegrate( psi * p ) ) / fvc.domainIntegrate( psi ) )
rho.ext_assign( thermo.rho() )
p_rgh.ext_assign( p - rho * gh )
pass
#Update thermal conductivity
K.ext_assign( thermoFluid[ i ].Cp() * turb.alphaEff() )
return cumulativeContErr
def _pEqn(rho, thermo, UEqn, nNonOrthCorr, psi, U, mesh, phi, p, DpDt,
cumulativeContErr, corr, nCorr, nOuterCorr, transonic):
rho.ext_assign(thermo.rho())
rUA = 1.0 / UEqn.A()
U.ext_assign(rUA * UEqn.H())
from Foam import fvc, fvm
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
if transonic:
phid = surfaceScalarField(
word("phid"),
fvc.interpolate(psi) * ((fvc.interpolate(U) & mesh.Sf()) +
fvc.ddtPhiCorr(rUA, rho, U, phi)))
for nonOrth in range(nNonOrthCorr + 1):
pEqn = fvm.ddt(psi, p) + fvm.div(phid, p) - fvm.laplacian(
rho * rUA, p)
pEqn.solve()
if nonOrth == nNonOrthCorr:
phi == pEqn.flux()
pass
pass
pass
else:
phi.ext_assign(
fvc.interpolate(rho) * ((fvc.interpolate(U) & mesh.Sf()) +
fvc.ddtPhiCorr(rUA, rho, U, phi)))
for nonOrth in range(nNonOrthCorr + 1):
pEqn = fvm.ddt(psi, p) + fvc.div(phi) - fvm.laplacian(rho * rUA, p)
pEqn.solve()
if nonOrth == nNonOrthCorr:
phi.ext_assign(phi + pEqn.flux())
pass
pass
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs(rho, thermo,
cumulativeContErr)
U.ext_assign(U - rUA * fvc.grad(p))
U.correctBoundaryConditions()
DpDt.ext_assign(
fvc.DDt(surfaceScalarField(word("phiU"), phi / fvc.interpolate(rho)),
p))
return cumulativeContErr
def main_standalone( argc, argv ):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase( argc, argv )
from Foam.OpenFOAM.include import createTime
runTime = createTime( args )
from Foam.OpenFOAM.include import createMesh
mesh = createMesh( runTime )
p, e, psi, rho, U, phi, turbulence, thermo = _createFields( runTime, mesh )
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.loop() :
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr = readPISOControls( mesh )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum, velMag = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
UEqn = _UEqn( U, rho, phi, turbulence, p )
_eEqn( rho, e, phi, turbulence, p, thermo )
# --- PISO loop
for corr in range( nCorr ) :
cumulativeContErr = _pEqn( rho, thermo, UEqn, nNonOrthCorr, psi, U, mesh, phi, p, cumulativeContErr )
pass
turbulence.correct();
rho.ext_assign( thermo.rho() )
runTime.write();
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def fun_pEqn( mesh, p, rho, psi, p_rgh, U, phi, ghf, gh, DpDt, UEqn, thermo, nNonOrthCorr, corr, nCorr, finalIter, cumulativeContErr ):
rho.ext_assign( thermo.rho() )
# Thermodynamic density needs to be updated by psi*d(p) after the
# pressure solution - done in 2 parts. Part 1:
thermo.rho().ext_assign( thermo.rho() - psi * p_rgh )
rUA = 1.0 / UEqn.A()
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
from Foam import fvc
rhorUAf = surfaceScalarField( word( "(rho*(1|A(U)))" ), fvc.interpolate( rho * rUA ) )
U.ext_assign( rUA*UEqn.H() )
phi.ext_assign( fvc.interpolate( rho ) * ( ( fvc.interpolate( U ) & mesh.Sf() ) + fvc.ddtPhiCorr( rUA, rho, U, phi ) ) )
buoyancyPhi = -rhorUAf * ghf * fvc.snGrad( rho ) * mesh.magSf()
phi.ext_assign( phi + buoyancyPhi )
from Foam import fvm
from Foam.finiteVolume import correction
for nonOrth in range( nNonOrthCorr +1 ):
p_rghEqn = fvc.ddt( rho ) + psi * correction( fvm.ddt( p_rgh ) ) + fvc.div( phi ) - fvm.laplacian( rhorUAf, p_rgh )
p_rghEqn.solve( mesh.solver( p_rgh.select( ( finalIter and corr == nCorr-1 and nonOrth == nNonOrthCorr ) ) ) )
if nonOrth == nNonOrthCorr:
# Calculate the conservative fluxes
phi.ext_assign( phi + p_rghEqn.flux() )
# Explicitly relax pressure for momentum corrector
p_rgh.relax()
# Correct the momentum source with the pressure gradient flux
# calculated from the relaxed pressure
U.ext_assign( U + rUA * fvc.reconstruct( ( buoyancyPhi + p_rghEqn.flux() ) / rhorUAf ) )
U.correctBoundaryConditions()
pass
p.ext_assign( p_rgh + rho * gh )
# Second part of thermodynamic density update
thermo.rho().ext_assign( thermo.rho() + psi * p_rgh )
DpDt.ext_assign( fvc.DDt( surfaceScalarField( word( "phiU" ), phi / fvc.interpolate( rho ) ), p ) )
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs( rho, thermo, cumulativeContErr )
return cumulativeContErr
def _pEqn( rho, thermo, UEqn, nNonOrthCorr, psi, U, mesh, phi, p, DpDt, cumulativeContErr, corr, nCorr, nOuterCorr, transonic ):
rho.ext_assign( thermo.rho() )
rUA = 1.0/UEqn.A()
U.ext_assign( rUA * UEqn.H() )
from Foam import fvc, fvm
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
if transonic:
phid = surfaceScalarField( word( "phid" ),
fvc.interpolate( psi ) * ( ( fvc.interpolate( U ) & mesh.Sf() ) + fvc.ddtPhiCorr( rUA, rho, U, phi ) ) )
for nonOrth in range( nNonOrthCorr + 1 ) :
pEqn = fvm.ddt( psi, p ) + fvm.div( phid, p ) - fvm.laplacian( rho * rUA, p )
pEqn.solve()
if nonOrth == nNonOrthCorr:
phi == pEqn.flux()
pass
pass
pass
else:
phi.ext_assign( fvc.interpolate( rho ) * ( ( fvc.interpolate(U) & mesh.Sf() ) + fvc.ddtPhiCorr( rUA, rho, U, phi ) ) )
for nonOrth in range( nNonOrthCorr + 1 ) :
pEqn = fvm.ddt( psi, p ) + fvc.div( phi ) - fvm.laplacian( rho * rUA, p )
pEqn.solve()
if nonOrth == nNonOrthCorr:
phi.ext_assign( phi + pEqn.flux() )
pass
pass
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs( rho, thermo, cumulativeContErr )
U.ext_assign( U - rUA * fvc.grad( p ) )
U.correctBoundaryConditions()
DpDt.ext_assign( fvc.DDt( surfaceScalarField( word( "phiU" ), phi / fvc.interpolate( rho ) ), p ) )
return cumulativeContErr
def compressibleContinuityErrs(p, rho, phi, psi, cumulativeContErr):
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
sumLocalContErr = ((rho - psi * p).mag().sum() / rho.sum()).value()
globalContErr = ((rho - psi * p).sum() / rho.sum()).value()
cumulativeContErr += globalContErr
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "time step continuity errors : sum local = " << sumLocalContErr\
<< ", global = " << globalContErr \
<< ", cumulative = " << cumulativeContErr << nl
return cumulativeContErr
def compressibleContinuityErrs( p, rho, phi, psi, cumulativeContErr ):
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
sumLocalContErr = ( (rho - psi * p ).mag().sum() / rho.sum()).value()
globalContErr = ( ( rho - psi * p ).sum() /rho.sum() ).value()
cumulativeContErr += globalContErr
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "time step continuity errors : sum local = " << sumLocalContErr\
<< ", global = " << globalContErr \
<< ", cumulative = " << cumulativeContErr << nl
return cumulativeContErr
def solveFluid( i, mesh, thermo, thermoFluid, rho, K, U, phi, g, h, turb, DpDt, p, psi, massIni,\
oCorr, nCorr, nOuterCorr, nNonOrthCorr, momentumPredictor,cumulativeContErr ) :
if oCorr == 0 :
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
pass
UEqn = fun_UEqn( rho, U, phi, g, p, turb, mesh, momentumPredictor )
hEqn = fun_hEqn( rho, h, phi, turb, DpDt, thermo, mesh, oCorr, nOuterCorr )
# --- PISO loop
for corr in range( nCorr ):
cumulativeContErr = fun_pEqn( i, mesh, p, g, rho, turb, thermo, thermoFluid, K, UEqn, U, phi, psi, DpDt, massIni,
nNonOrthCorr, oCorr, nOuterCorr, corr, nCorr, cumulativeContErr )
pass
turb.correct()
rho.ext_assign( thermo.rho() )
return cumulativeContErr
def solveFluid( i, mesh, thermo, thermoFluid, rho, K, U, phi, h, turb, DpDt, p, psi, initialMass, p_rgh, gh, ghf,\
oCorr, nCorr, nOuterCorr, nNonOrthCorr, momentumPredictor,cumulativeContErr ) :
if oCorr == 0 :
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
pass
UEqn = fun_UEqn( rho, U, phi, ghf, p_rgh, turb, mesh, momentumPredictor )
hEqn = fun_hEqn( rho, h, phi, turb, DpDt, thermo, mesh, oCorr, nOuterCorr )
# --- PISO loop
for corr in range( nCorr ):
cumulativeContErr = fun_pEqn( i, mesh, p, rho, turb, thermo, thermoFluid, K, UEqn, U, phi, psi, DpDt, initialMass, p_rgh, gh, ghf,
nNonOrthCorr, oCorr, nOuterCorr, corr, nCorr, cumulativeContErr )
pass
turb.correct()
rho.ext_assign( thermo.rho() )
return cumulativeContErr
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
p, h, psi, rho, U, phi, turbulence, thermo, pMin, DpDt = _createFields(runTime, mesh)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.run():
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime)
from Foam.finiteVolume.cfdTools.general.include import readPIMPLEControls
pimple, nOuterCorr, nCorr, nNonOrthCorr, momentumPredictor, transonic = readPIMPLEControls(mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum, velMag = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.general.include import setDeltaT
runTime = setDeltaT(runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum)
runTime.increment()
ext_Info() << "Time = " << runTime.timeName() << nl << nl
if nOuterCorr != 1:
p.storePrevIter()
rho.storePrevIter()
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
# --- Pressure-velocity PIMPLE corrector loop
for oCorr in range(nOuterCorr):
UEqn = _UEqn(mesh, U, rho, phi, turbulence, p, oCorr, nOuterCorr, momentumPredictor)
hEqn = _hEqn(mesh, rho, h, phi, turbulence, DpDt, thermo, oCorr, nOuterCorr)
# --- PISO loop
for corr in range(nCorr):
cumulativeContErr = _pEqn(
rho,
thermo,
UEqn,
nNonOrthCorr,
psi,
U,
mesh,
phi,
p,
DpDt,
pMin,
corr,
cumulativeContErr,
nCorr,
oCorr,
nOuterCorr,
transonic,
)
pass
turbulence.correct()
pass
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << " ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def fun_pEqn(mesh, thermo, p, rho, psi, U, phi, DpDt, pMin, UEqn, mrfZones,
nNonOrthCorr, nCorr, oCorr, nOuterCorr, corr, transonic,
cumulativeContErr):
rho.ext_assign(thermo.rho())
rUA = 1.0 / UEqn.A()
U.ext_assign(rUA * UEqn.H())
if nCorr <= 1:
UEqn.clear()
pass
if transonic:
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
phid = surfaceScalarField(
word("phid"),
fvc.interpolate(psi) * ((fvc.interpolate(U) & mesh.Sf()) +
fvc.ddtPhiCorr(rUA, rho, U, phi)))
mrfZones.relativeFlux(fvc.interpolate(psi), phid)
from Foam import fvm
for nonOrth in range(nNonOrthCorr + 1):
pEqn = fvm.ddt(psi, p) + fvm.div(phid, p) - fvm.laplacian(
rho * rUA, p)
if oCorr == (nOuterCorr - 1) and (corr == nCorr -
1) and (nonOrth == nNonOrthCorr):
from Foam.OpenFOAM import word
pEqn.solve(mesh.solver(word("pFinal")))
pass
else:
pEqn.solve()
pass
if nonOrth == nNonOrthCorr:
phi == pEqn.flux()
pass
else:
from Foam import fvc
phi.ext_assign(
fvc.interpolate(rho) * ((fvc.interpolate(U) & mesh.Sf())))
mrfZones.relativeFlux(fvc.interpolate(rho), phi)
from Foam import fvm
for nonOrth in range(nNonOrthCorr + 1):
# Pressure corrector
pEqn = fvm.ddt(psi, p) + fvc.div(phi) - fvm.laplacian(rho * rUA, p)
if oCorr == (nOuterCorr - 1) and corr == (
nCorr - 1) and nonOrth == nNonOrthCorr:
from Foam.OpenFOAM import word
pEqn.solve(mesh.solver(word("pFinal")))
pass
else:
pEqn.solve()
pass
if nonOrth == nNonOrthCorr:
phi.ext_assign(phi + pEqn.flux())
pass
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs(rho, thermo,
cumulativeContErr)
# Explicitly relax pressure for momentum corrector
p.relax()
rho.ext_assign(thermo.rho())
rho.relax()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "rho max/min : " << rho.ext_max().value(
) << " " << rho.ext_min().value() << nl
U.ext_assign(U - rUA * fvc.grad(p))
U.correctBoundaryConditions()
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
DpDt.ext_assign(
fvc.DDt(surfaceScalarField(word("phiU"), phi / fvc.interpolate(rho)),
p))
from Foam.finiteVolume import bound
bound(p, pMin)
pass
def main_standalone( argc, argv ):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase( argc, argv )
from Foam.OpenFOAM.include import createTime
runTime = createTime( args )
from Foam.OpenFOAM.include import createMesh
mesh = createMesh( runTime )
thermo, p, h, psi, rho, U, phi, turbulence, DpDt = createFields( runTime, mesh )
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
runTime.increment()
while not runTime.end() :
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr, ddtPhiCorr = readPISOControls( mesh )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
UEqn = _UEqn( U, rho, phi, turbulence, p )
_hEqn( rho, h, phi, turbulence, DpDt,thermo )
# -------PISO loop
for corr in range( nCorr ):
cumulativeContErr = _pEqn( rho, thermo, UEqn, nNonOrthCorr, psi, U, mesh, phi, p, cumulativeContErr )
pass
from Foam import fvc
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
DpDt = fvc.DDt( surfaceScalarField( word("phiU"), phi / fvc.interpolate( rho ) ), p )
turbulence.correct()
rho.ext_assign( psi * p )
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
runTime.increment()
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def _pEqn(
rho,
thermo,
UEqn,
nNonOrthCorr,
psi,
U,
mesh,
phi,
p,
DpDt,
pMin,
corr,
cumulativeContErr,
nCorr,
oCorr,
nOuterCorr,
transonic,
):
rho.ext_assign(thermo.rho())
rUA = 1.0 / UEqn.A()
U.ext_assign(rUA * UEqn.H())
if nCorr <= 1:
UEqn.clear()
pass
from Foam import fvc, fvm
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
if transonic:
phid = surfaceScalarField(
word("phid"), fvc.interpolate(psi) * ((fvc.interpolate(U) & mesh.Sf()) + fvc.ddtPhiCorr(rUA, rho, U, phi))
)
for nonOrth in range(nNonOrthCorr + 1):
pEqn = fvm.ddt(psi, p) + fvm.div(phid, p) - fvm.laplacian(rho * rUA, p)
if oCorr == nOuterCorr - 1 and corr == nCorr - 1 and nonOrth == nNonOrthCorr:
pEqn.solve(mesh.solver(word("pFinal")))
pass
else:
pEqn.solve()
pass
if nonOrth == nNonOrthCorr:
phi == pEqn.flux()
pass
pass
pass
else:
phi.ext_assign(fvc.interpolate(rho) * ((fvc.interpolate(U) & mesh.Sf())))
for nonOrth in range(nNonOrthCorr + 1):
# Pressure corrector
pEqn = fvm.ddt(psi, p) + fvc.div(phi) - fvm.laplacian(rho * rUA, p)
if oCorr == nOuterCorr - 1 and corr == nCorr - 1 and nonOrth == nNonOrthCorr:
pEqn.solve(mesh.solver(word("pFinal")))
pass
else:
pEqn.solve()
pass
if nonOrth == nNonOrthCorr:
phi.ext_assign(phi + pEqn.flux())
pass
pass
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs(rho, thermo, cumulativeContErr)
p.relax()
rho.ext_assign(thermo.rho())
rho.relax()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "rho max/min : " << rho.ext_max().value() << " " << rho.ext_min().value() << nl
U.ext_assign(U - rUA * fvc.grad(p))
U.correctBoundaryConditions()
DpDt.ext_assign(fvc.DDt(surfaceScalarField(word("phiU"), phi / fvc.interpolate(rho)), p))
from Foam.finiteVolume import bound
bound(p, pMin)
return cumulativeContErr
def fun_pEqn(mesh, p, rho, psi, p_rgh, U, phi, ghf, gh, DpDt, UEqn, thermo,
nNonOrthCorr, corr, nCorr, finalIter, cumulativeContErr):
rho.ext_assign(thermo.rho())
# Thermodynamic density needs to be updated by psi*d(p) after the
# pressure solution - done in 2 parts. Part 1:
thermo.rho().ext_assign(thermo.rho() - psi * p_rgh)
rUA = 1.0 / UEqn.A()
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
from Foam import fvc
rhorUAf = surfaceScalarField(word("(rho*(1|A(U)))"),
fvc.interpolate(rho * rUA))
U.ext_assign(rUA * UEqn.H())
phi.ext_assign(
fvc.interpolate(rho) *
((fvc.interpolate(U) & mesh.Sf()) + fvc.ddtPhiCorr(rUA, rho, U, phi)))
buoyancyPhi = -rhorUAf * ghf * fvc.snGrad(rho) * mesh.magSf()
phi.ext_assign(phi + buoyancyPhi)
from Foam import fvm
from Foam.finiteVolume import correction
for nonOrth in range(nNonOrthCorr + 1):
p_rghEqn = fvc.ddt(rho) + psi * correction(
fvm.ddt(p_rgh)) + fvc.div(phi) - fvm.laplacian(rhorUAf, p_rgh)
p_rghEqn.solve(
mesh.solver(
p_rgh.select((finalIter and corr == nCorr - 1
and nonOrth == nNonOrthCorr))))
if nonOrth == nNonOrthCorr:
# Calculate the conservative fluxes
phi.ext_assign(phi + p_rghEqn.flux())
# Explicitly relax pressure for momentum corrector
p_rgh.relax()
# Correct the momentum source with the pressure gradient flux
# calculated from the relaxed pressure
U.ext_assign(U + rUA * fvc.reconstruct(
(buoyancyPhi + p_rghEqn.flux()) / rhorUAf))
U.correctBoundaryConditions()
pass
p.ext_assign(p_rgh + rho * gh)
# Second part of thermodynamic density update
thermo.rho().ext_assign(thermo.rho() + psi * p_rgh)
DpDt.ext_assign(
fvc.DDt(surfaceScalarField(word("phiU"), phi / fvc.interpolate(rho)),
p))
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs(rho, thermo,
cumulativeContErr)
return cumulativeContErr
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
thermo, p, h, psi, rho, U, phi, turbulence, DpDt = createFields(
runTime, mesh)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
runTime.increment()
while not runTime.end():
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr, ddtPhiCorr = readPISOControls(
mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
UEqn = _UEqn(U, rho, phi, turbulence, p)
_hEqn(rho, h, phi, turbulence, DpDt, thermo)
# -------PISO loop
for corr in range(nCorr):
cumulativeContErr = _pEqn(rho, thermo, UEqn, nNonOrthCorr, psi, U,
mesh, phi, p, cumulativeContErr)
pass
from Foam import fvc
from Foam.finiteVolume import surfaceScalarField
from Foam.OpenFOAM import word
DpDt = fvc.DDt(
surfaceScalarField(word("phiU"), phi / fvc.interpolate(rho)), p)
turbulence.correct()
rho.ext_assign(psi * p)
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
runTime.increment()
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def main_standalone( argc, argv ):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase( argc, argv )
from Foam.OpenFOAM.include import createTime
runTime = createTime( args )
from Foam.OpenFOAM.include import createMesh
mesh = createMesh( runTime )
from Foam.finiteVolume.cfdTools.general.include import readGravitationalAcceleration
g = readGravitationalAcceleration( runTime, mesh)
thermo, p, rho, h, psi, U, phi, turbulence, gh, ghf, p_rgh, DpDt = create_fields( runTime, mesh, g )
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls( runTime )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.general.include import setInitialDeltaT
runTime = setInitialDeltaT( runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum )
from Foam.OpenFOAM import ext_Info, nl
ext_Info()<< "\nStarting time loop\n" << nl
while runTime.run() :
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls( runTime )
from Foam.finiteVolume.cfdTools.general.include import readPIMPLEControls
pimple, nOuterCorr, nCorr, nNonOrthCorr, momentumPredictor, transonic = readPIMPLEControls( mesh )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.general.include import setDeltaT
runTime = setDeltaT( runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum )
runTime.increment()
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
# --- Pressure-velocity PIMPLE corrector loop
for oCorr in range( nOuterCorr ):
finalIter = oCorr == ( nOuterCorr-1 )
if nOuterCorr != 1:
p_rgh.storePrevIter()
pass
UEqn = fun_UEqn( mesh, rho, phi, U, p_rgh, ghf, turbulence, finalIter, momentumPredictor )
fun_hEqn( mesh, rho, h, phi, DpDt, thermo, turbulence, finalIter )
# --- PISO loop
for corr in range( nCorr ):
cumulativeContErr = fun_pEqn( mesh, p, rho, psi, p_rgh, U, phi, ghf, gh, DpDt, UEqn, \
thermo, nNonOrthCorr, corr, nCorr, finalIter, cumulativeContErr )
pass
turbulence.correct()
rho.ext_assign( thermo.rho() )
pass
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << " ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
thermodynamicProperties, R, Cv = readThermodynamicProperties(runTime, mesh)
transportProperties, mu = readingTransportProperties(runTime, mesh)
p, T, e, U, psi, rho, phi = _createFields(runTime, mesh, R, Cv)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
runTime.increment()
while not runTime.end():
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transSonic, nOuterCorr = readPISOControls(
mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam import fvm
UEqn = fvm.ddt(rho, U) + fvm.div(phi, U) - fvm.laplacian(mu, U)
from Foam import fvc
from Foam.finiteVolume import solve
solve(UEqn == -fvc.grad(p))
solve( fvm.ddt( rho, e ) + fvm.div( phi, e ) - fvm.laplacian( mu, e ) == \
- p * fvc.div( phi / fvc.interpolate( rho ) ) + mu * fvc.grad( U ).symm().magSqr() )
T.ext_assign(e / Cv)
psi.ext_assign(1.0 / (R * T))
# --- PISO loop
for corr in range(nCorr):
rUA = 1.0 / UEqn.A()
U.ext_assign(rUA * UEqn.H())
from Foam.OpenFOAM import word
phid = ((fvc.interpolate(rho * U) & mesh.Sf()) +
fvc.ddtPhiCorr(rUA, rho, U, phi)) / fvc.interpolate(p)
print "111111111111"
for nonOrth in range(nNonOrthCorr + 1):
pEqn = fvm.ddt(psi, p) + fvm.div(
phid, p, word("div(phid,p)")) - fvm.laplacian(
rho * rUA, p)
pEqn.solve()
phi = pEqn.flux()
pass
cumulativeContErr = compressibleContinuityErrs(
p, rho, phi, psi, cumulativeContErr)
U.ext_assign(U - rUA * fvc.grad(p))
U.correctBoundaryConditions()
pass
rho.ext_assign(psi * p)
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
runTime.increment()
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
from Foam.finiteVolume.cfdTools.general.include import readGravitationalAcceleration
g = readGravitationalAcceleration(runTime, mesh)
thermo, p, h, psi, phi, rho, U, turbulence, DpDt, initialMass, totalVolume = _createFields(
runTime, mesh, g)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.general.include import setInitialDeltaT
runTime = setInitialDeltaT(runTime, adjustTimeStep, maxCo, maxDeltaT,
CoNum)
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.run():
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime)
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr = readPISOControls(
mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.general.include import setDeltaT
runTime = setDeltaT(runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum)
runTime.increment()
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
UEqn = _Ueqn(U, phi, turbulence, p, rho, g, mesh, momentumPredictor)
hEqn = _hEqn(rho, h, phi, turbulence, thermo, DpDt)
# --- PISO loop
for corr in range(nCorr):
cumulativeContErr = _pEqn( runTime, mesh, UEqn, thermo, p, psi, U, rho, phi, DpDt, g,\
initialMass, totalVolume, corr, nCorr, nNonOrthCorr, cumulativeContErr )
pass
turbulence.correct()
rho.ext_assign(thermo.rho())
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n" << nl
import os
return os.EX_OK
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
from Foam.finiteVolume.cfdTools.general.include import readGravitationalAcceleration
g = readGravitationalAcceleration(runTime, mesh)
thermo, p, rho, h, psi, U, phi, turbulence, gh, ghf, p_rgh, DpDt = create_fields(
runTime, mesh, g)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.general.include import setInitialDeltaT
runTime = setInitialDeltaT(runTime, adjustTimeStep, maxCo, maxDeltaT,
CoNum)
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.run():
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime)
from Foam.finiteVolume.cfdTools.general.include import readPIMPLEControls
pimple, nOuterCorr, nCorr, nNonOrthCorr, momentumPredictor, transonic = readPIMPLEControls(
mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.general.include import setDeltaT
runTime = setDeltaT(runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum)
runTime.increment()
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
# --- Pressure-velocity PIMPLE corrector loop
for oCorr in range(nOuterCorr):
finalIter = oCorr == (nOuterCorr - 1)
if nOuterCorr != 1:
p_rgh.storePrevIter()
pass
UEqn = fun_UEqn(mesh, rho, phi, U, p_rgh, ghf, turbulence,
finalIter, momentumPredictor)
fun_hEqn(mesh, rho, h, phi, DpDt, thermo, turbulence, finalIter)
# --- PISO loop
for corr in range(nCorr):
cumulativeContErr = fun_pEqn( mesh, p, rho, psi, p_rgh, U, phi, ghf, gh, DpDt, UEqn, \
thermo, nNonOrthCorr, corr, nCorr, finalIter, cumulativeContErr )
pass
turbulence.correct()
rho.ext_assign(thermo.rho())
pass
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime(
) << " s" << " ClockTime = " << runTime.elapsedClockTime(
) << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def _pEqn(runTime, mesh, UEqn, thermo, p, psi, U, rho, phi, DpDt, g,
initialMass, totalVolume, corr, nCorr, nNonOrthCorr,
cumulativeContErr):
closedVolume = p.needReference()
rho.ext_assign(thermo.rho())
# Thermodynamic density needs to be updated by psi*d(p) after the
# pressure solution - done in 2 parts. Part 1:
thermo.rho().ext_assign(thermo.rho() - psi * p)
rUA = 1.0 / UEqn.A()
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
from Foam import fvc
rhorUAf = surfaceScalarField(word("(rho*(1|A(U)))"),
fvc.interpolate(rho * rUA))
U.ext_assign(rUA * UEqn.H())
phiU = fvc.interpolate(rho) * (
(fvc.interpolate(U) & mesh.Sf()) + fvc.ddtPhiCorr(rUA, rho, U, phi))
phi.ext_assign(phiU + rhorUAf * fvc.interpolate(rho) * (g & mesh.Sf()))
for nonOrth in range(nNonOrthCorr + 1):
from Foam import fvm
from Foam.finiteVolume import correction
pEqn = fvc.ddt(rho) + psi * correction(
fvm.ddt(p)) + fvc.div(phi) - fvm.laplacian(rhorUAf, p)
if corr == nCorr - 1 and nonOrth == nNonOrthCorr:
pEqn.solve(mesh.solver(word(str(p.name()) + "Final")))
pass
else:
pEqn.solve(mesh.solver(p.name()))
pass
if nonOrth == nNonOrthCorr:
phi.ext_assign(phi + pEqn.flux())
pass
# Second part of thermodynamic density update
thermo.rho().ext_assign(thermo.rho() + psi * p)
U.ext_assign(U + rUA * fvc.reconstruct((phi - phiU) / rhorUAf))
U.correctBoundaryConditions()
DpDt.ext_assign(
fvc.DDt(surfaceScalarField(word("phiU"), phi / fvc.interpolate(rho)),
p))
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam.finiteVolume.cfdTools.compressible import compressibleContinuityErrs
cumulativeContErr = compressibleContinuityErrs(rho, thermo,
cumulativeContErr)
# For closed-volume cases adjust the pressure and density levels
# to obey overall mass continuity
if closedVolume:
p.ext_assign(p + (initialMass - fvc.domainIntegrate(psi * p)) /
fvc.domainIntegrate(psi))
thermo.rho().ext_assign(psi * p)
rho.ext_assign(rho +
(initialMass - fvc.domainIntegrate(rho)) / totalVolume)
pass
return cumulativeContErr
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
thermodynamicProperties, rho0, p0, psi, rhoO = readThermodynamicProperties(
runTime, mesh)
transportProperties, mu = readTransportProperties(runTime, mesh)
p, U, rho, phi = _createFields(runTime, mesh, rhoO, psi)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.loop():
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr = readPISOControls(
mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum, velMag = compressibleCourantNo(
mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
from Foam import fvm, fvc
from Foam.finiteVolume import solve
UEqn = fvm.ddt(rho, U) + fvm.div(phi, U) - fvm.laplacian(mu, U)
solve(UEqn == -fvc.grad(p))
for corr in range(nCorr):
rUA = 1.0 / UEqn.A()
U.ext_assign(rUA * UEqn.H())
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
phid = surfaceScalarField(
word("phid"),
psi * ((fvc.interpolate(U) & mesh.Sf()) +
fvc.ddtPhiCorr(rUA, rho, U, phi)))
phi.ext_assign((rhoO / psi) * phid)
pEqn = fvm.ddt(psi, p) + fvc.div(phi) + fvm.div(
phid, p) - fvm.laplacian(rho * rUA, p)
pEqn.solve()
phi.ext_assign(phi + pEqn.flux())
cumulativeContErr = compressibleContinuityErrs(
rho, phi, psi, rho0, p, p0, cumulativeContErr)
U.ext_assign(U - rUA * fvc.grad(p))
U.correctBoundaryConditions()
pass
rho.ext_assign(rhoO + psi * p)
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def main_standalone( argc, argv ):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase( argc, argv )
from Foam.OpenFOAM.include import createTime
runTime = createTime( args )
from Foam.OpenFOAM.include import createMesh
mesh = createMesh( runTime )
thermodynamicProperties, R, Cv = readThermodynamicProperties( runTime, mesh )
transportProperties, mu = readingTransportProperties( runTime, mesh )
p, T, e, U, psi, rho, phi = _createFields( runTime, mesh, R, Cv )
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
runTime.increment()
while not runTime.end() :
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transSonic, nOuterCorr = readPISOControls( mesh )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
from Foam import fvm
UEqn = fvm.ddt( rho, U ) + fvm.div( phi, U ) - fvm.laplacian( mu, U )
from Foam import fvc
from Foam.finiteVolume import solve
solve( UEqn == -fvc.grad( p ) )
solve( fvm.ddt( rho, e ) + fvm.div( phi, e ) - fvm.laplacian( mu, e ) == \
- p * fvc.div( phi / fvc.interpolate( rho ) ) + mu * fvc.grad( U ).symm().magSqr() )
T.ext_assign( e / Cv )
psi.ext_assign( 1.0 / ( R * T ) )
# --- PISO loop
for corr in range( nCorr ):
rUA = 1.0/UEqn.A()
U.ext_assign( rUA * UEqn.H() )
from Foam.OpenFOAM import word
phid = ( ( fvc.interpolate( rho * U ) & mesh.Sf() ) + fvc.ddtPhiCorr( rUA, rho, U, phi ) ) / fvc.interpolate( p )
print "111111111111"
for nonOrth in range( nNonOrthCorr + 1 ):
pEqn = fvm.ddt( psi, p ) + fvm.div( phid, p, word( "div(phid,p)" ) ) - fvm.laplacian( rho * rUA, p )
pEqn.solve()
phi = pEqn.flux()
pass
cumulativeContErr = compressibleContinuityErrs( p, rho, phi, psi, cumulativeContErr )
U.ext_assign( U - rUA * fvc.grad( p ) )
U.correctBoundaryConditions()
pass
rho.ext_assign( psi * p )
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
runTime.increment()
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def main_standalone(argc, argv):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase(argc, argv)
from Foam.OpenFOAM.include import createTime
runTime = createTime(args)
from Foam.OpenFOAM.include import createMesh
mesh = createMesh(runTime)
thermo, turbulence, p, h, psi, rho, U, phi, pMin, DpDt, mrfZones, pZones, pressureImplicitPorosity = create_fields(
runTime, mesh)
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.run():
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls(runTime)
from Foam.finiteVolume.cfdTools.general.include import readPIMPLEControls
pimple, nOuterCorr, nCorr, nNonOrthCorr, momentumPredictor, transonic = readPIMPLEControls(
mesh)
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo(mesh, phi, rho, runTime)
from Foam.finiteVolume.cfdTools.general.include import setDeltaT
runTime = setDeltaT(runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum)
runTime.increment()
ext_Info() << "Time = " << runTime.timeName() << nl << nl
if nOuterCorr != 1:
p.storePrevIter()
rho.storePrevIter()
pass
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
for oCorr in range(nOuterCorr):
UEqn = fun_UEqn(mesh, pZones, rho, U, phi, turbulence, mrfZones, p,
momentumPredictor, oCorr, nOuterCorr)
hEqn = fun_hEqn(mesh, rho, h, phi, turbulence, DpDt, thermo, oCorr,
nOuterCorr)
for corr in range(nCorr):
fun_pEqn(mesh, thermo, p, rho, psi, U, phi, DpDt, pMin, UEqn,
mrfZones, nNonOrthCorr, nCorr, oCorr, nOuterCorr,
corr, transonic, cumulativeContErr)
pass
turbulence.correct()
pass
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime(
) << " s" << " ClockTime = " << runTime.elapsedClockTime(
) << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def fun_pEqn( i, mesh, p, rho, turb, thermo, thermoFluid, K, UEqn, U, phi, psi, DpDt, initialMass, p_rgh, gh, ghf, \
nNonOrthCorr, oCorr, nOuterCorr, corr, nCorr, cumulativeContErr ) :
closedVolume = p_rgh.needReference()
rho.ext_assign(thermo.rho())
rUA = 1.0 / UEqn.A()
from Foam import fvc
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
rhorUAf = surfaceScalarField(word("(rho*(1|A(U)))"),
fvc.interpolate(rho * rUA))
U.ext_assign(rUA * UEqn.H())
from Foam import fvc
phiU = (fvc.interpolate(rho) * (
(fvc.interpolate(U) & mesh.Sf()) + fvc.ddtPhiCorr(rUA, rho, U, phi)))
phi.ext_assign(phiU - rhorUAf * ghf * fvc.snGrad(rho) * mesh.magSf())
from Foam import fvm
for nonOrth in range(nNonOrthCorr + 1):
p_rghEqn = (fvm.ddt(psi, p_rgh) + fvc.ddt(psi, rho) * gh +
fvc.div(phi) - fvm.laplacian(rhorUAf, p_rgh))
p_rghEqn.solve(
mesh.solver(
p_rgh.select((oCorr == nOuterCorr - 1 and corr == (nCorr - 1)
and nonOrth == nNonOrthCorr))))
if nonOrth == nNonOrthCorr:
phi.ext_assign(phi + p_rghEqn.flux())
pass
pass
# Correct velocity field
U.ext_assign(U + rUA * fvc.reconstruct((phi - phiU) / rhorUAf))
U.correctBoundaryConditions()
p.ext_assign(p_rgh + rho * gh)
#Update pressure substantive derivative
DpDt.ext_assign(
fvc.DDt(surfaceScalarField(word("phiU"), phi / fvc.interpolate(rho)),
p))
# Solve continuity
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn(rho, phi)
# Update continuity errors
cumulativeContErr = compressibleContinuityErrors(i, mesh, rho, thermo,
cumulativeContErr)
# For closed-volume cases adjust the pressure and density levels
# to obey overall mass continuity
if closedVolume:
p.ext_assign(p + (initialMass - fvc.domainIntegrate(psi * p)) /
fvc.domainIntegrate(psi))
rho.ext_assign(thermo.rho())
p_rgh.ext_assign(p - rho * gh)
pass
#Update thermal conductivity
K.ext_assign(thermoFluid[i].Cp() * turb.alphaEff())
return cumulativeContErr
def main_standalone( argc, argv ):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase( argc, argv )
from Foam.OpenFOAM.include import createTime
runTime = createTime( args )
from Foam.OpenFOAM.include import createMesh
mesh = createMesh( runTime )
thermodynamicProperties, rho0, p0, psi, rhoO = readThermodynamicProperties( runTime, mesh )
transportProperties, mu = readTransportProperties( runTime, mesh )
p, U, rho, phi = _createFields( runTime, mesh, rhoO, psi )
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" << nl
while runTime.loop() :
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr = readPISOControls( mesh )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
from Foam import fvm, fvc
from Foam.finiteVolume import solve
UEqn = fvm.ddt(rho, U) + fvm.div(phi, U) - fvm.laplacian(mu, U)
solve( UEqn == -fvc.grad( p ) )
for corr in range( nCorr ):
rUA = 1.0 / UEqn.A()
U.ext_assign( rUA * UEqn.H() )
from Foam.OpenFOAM import word
from Foam.finiteVolume import surfaceScalarField
phid = surfaceScalarField( word( "phid" ),
psi * ( ( fvc.interpolate( U ) & mesh.Sf() ) + fvc.ddtPhiCorr( rUA, rho, U, phi ) ) )
phi.ext_assign( ( rhoO / psi ) * phid )
pEqn = fvm.ddt( psi, p ) + fvc.div( phi ) + fvm.div( phid, p ) - fvm.laplacian( rho * rUA, p )
pEqn.solve()
phi.ext_assign( phi + pEqn.flux() )
cumulativeContErr = compressibleContinuityErrs( rho, phi, psi, rho0, p, p0, cumulativeContErr )
U.ext_assign( U - rUA * fvc.grad( p ) )
U.correctBoundaryConditions()
pass
rho.ext_assign( rhoO + psi*p )
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n"
import os
return os.EX_OK
def main_standalone( argc, argv ):
from Foam.OpenFOAM.include import setRootCase
args = setRootCase( argc, argv )
from Foam.OpenFOAM.include import createTime
runTime = createTime( args )
from Foam.OpenFOAM.include import createMesh
mesh = createMesh( runTime )
from Foam.finiteVolume.cfdTools.general.include import readGravitationalAcceleration
g = readGravitationalAcceleration( runTime, mesh)
thermo, p, h, psi, phi, rho, U, turbulence, DpDt, initialMass, totalVolume = _createFields( runTime, mesh, g )
from Foam.finiteVolume.cfdTools.general.include import initContinuityErrs
cumulativeContErr = initContinuityErrs()
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls( runTime )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum, velMag = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.general.include import setInitialDeltaT
runTime = setInitialDeltaT( runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum )
from Foam.OpenFOAM import ext_Info, nl
ext_Info() << "\nStarting time loop\n" <<nl
while runTime.run():
from Foam.finiteVolume.cfdTools.general.include import readTimeControls
adjustTimeStep, maxCo, maxDeltaT = readTimeControls( runTime )
from Foam.finiteVolume.cfdTools.general.include import readPISOControls
piso, nCorr, nNonOrthCorr, momentumPredictor, transonic, nOuterCorr = readPISOControls( mesh )
from Foam.finiteVolume.cfdTools.compressible import compressibleCourantNo
CoNum, meanCoNum, velMag = compressibleCourantNo( mesh, phi, rho, runTime )
from Foam.finiteVolume.cfdTools.general.include import setDeltaT
runTime = setDeltaT( runTime, adjustTimeStep, maxCo, maxDeltaT, CoNum )
runTime.increment()
ext_Info() << "Time = " << runTime.timeName() << nl << nl
from Foam.finiteVolume.cfdTools.compressible import rhoEqn
rhoEqn( rho, phi )
UEqn = _Ueqn( U, phi, turbulence, p, rho, g, mesh, momentumPredictor )
hEqn = _hEqn( rho, h, phi, turbulence, thermo, DpDt )
# --- PISO loop
for corr in range( nCorr ):
cumulativeContErr = _pEqn( runTime, mesh, UEqn, thermo, p, psi, U, rho, phi, DpDt, g,\
initialMass, totalVolume, corr, nCorr, nNonOrthCorr, cumulativeContErr )
pass
turbulence.correct()
rho.ext_assign( thermo.rho() )
runTime.write()
ext_Info() << "ExecutionTime = " << runTime.elapsedCpuTime() << " s" << \
" ClockTime = " << runTime.elapsedClockTime() << " s" << nl << nl
pass
ext_Info() << "End\n" << nl
import os
return os.EX_OK
