ASL
0.1.7
Advanced Simulation Library
multiphase_flow.cc
Example: Multiphase flow not finished yet!!!!!
/*
* Advanced Simulation Library <http://asl.org.il>
*
* Copyright 2015 Avtech Scientific <http://avtechscientific.com>
*
*
* This file is part of Advanced Simulation Library (ASL).
*
* ASL is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, version 3 of the License.
*
* ASL 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with ASL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <
utilities/aslParametersManager.h
>
#include <
math/aslTemplates.h
>
#include <
aslGeomInc.h
>
#include <
aslDataInc.h
>
#include <
acl/aclGenerators.h
>
#include <
writers/aslVTKFormatWriters.h
>
#include <
num/aslLBGK.h
>
#include <
num/aslLBGKBC.h
>
#include <
utilities/aslTimer.h
>
#include <
num/aslFDMultiPhase.h
>
#include <
num/aslBasicBC.h
>
typedef
float
FlT
;
//typedef double FlT;
typedef
asl::UValue<double>
Param
;
using
asl::AVec
;
using
asl::makeAVec
;
class
Parameters
{
private
:
void
init();
public
:
asl::ApplicationParametersManager
appParamsManager
;
asl::Block::DV
size
;
asl::Parameter<double>
dx
;
asl::Parameter<double>
dt
;
asl::Parameter<double>
tSimulation
;
asl::Parameter<double>
tOutput
;
asl::Parameter<double>
nu
;
asl::UValue<double>
nuNum
;
asl::Parameter<double>
tubeL
;
asl::Parameter<double>
tubeD
;
asl::Parameter<double>
pumpL
;
asl::Parameter<double>
pumpD
;
asl::Parameter<double>
oilInVel
;
asl::Parameter<double>
waterInVel
;
asl::Parameter<double>
gasInVel
;
void
load
(
int
argc,
char
* argv[]);
string
getDir
();
Parameters
();
void
updateNumValues
();
};
Parameters::Parameters
():
appParamsManager(
"multiphase_flow"
,
"0.1"
),
size(3),
dx
(0.002,
"dx"
,
"space step"
),
dt(1.,
"dt"
,
"time step"
),
tSimulation(2e-3,
"simulation_time"
,
"simulation time"
),
tOutput(1e-4,
"output_interval"
,
"output interval"
),
nu(4e-8,
"nu"
,
"viscosity"
),
tubeL(0.5,
"tubeL"
,
"tube's length"
),
tubeD(0.05,
"tubeD"
,
"tube's diameter"
),
pumpL(0.025,
"pumpL"
,
"pump's length"
),
pumpD(0.03,
"pumpD"
,
"pump's diameter"
),
oilInVel(0.02,
"oil_in_velocity"
,
"flow velocity in the oil input"
),
waterInVel(0.04,
"water_in_velocity"
,
"flow velocity in the water input"
),
gasInVel(0.03,
"gas_in_velocity"
,
"flow velocity in the gas input"
)
{
}
void
Parameters::load
(
int
argc,
char
* argv[])
{
appParamsManager
.
load
(argc, argv);
init();
}
string
Parameters::getDir
()
{
return
appParamsManager
.
getDir
();
}
void
Parameters::updateNumValues
()
{
nuNum
=
nu
.
v
() *
dt
.
v
() /
dx
.
v
() /
dx
.
v
();
size
[0] =
tubeD
.
v
() /
dx
.
v
() + 1;
size
[1] = (
tubeD
.
v
() + 2 *
pumpL
.
v
()) /
dx
.
v
() + 1;
size
[2] =
tubeL
.
v
() /
dx
.
v
() + 1;
}
void
Parameters::init()
{
if
(
tubeD
.
v
() <
pumpD
.
v
())
asl::errorMessage
(
"Tube's diameter is smaller than pump's diameter"
);
updateNumValues
();
}
// generate geometry of the mixer
asl::SPDistanceFunction
generateMixer
(
asl::Block
& block,
Parameters
¶ms)
{
asl::SPDistanceFunction
mixerGeometry;
asl::AVec<double>
orientation(
asl::makeAVec
(0., 0., 1.));
asl::AVec<double>
center(
asl::AVec<double>
(params.
size
)*.5*params.
dx
.
v
());
mixerGeometry =
generateDFCylinderInf
(params.
tubeD
.
v
() / 2., orientation, center);
orientation[1] = 1.0;
orientation[2] = 0.0;
center[2]=params.
pumpD
.
v
() * 1.5;
mixerGeometry = mixerGeometry |
generateDFCylinderInf
(params.
pumpD
.
v
() / 2., orientation, center);
return
asl::normalize
(-(mixerGeometry) |
asl::generateDFInBlock
(block, 0), params.
dx
.
v
());
}
int
main
(
int
argc,
char
*argv[])
{
Parameters
params;
params.
load
(argc, argv);
std::cout <<
"Data initialization..."
;
asl::Block
block(params.
size
, params.
dx
.
v
());
auto
mpfMapMem(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
asl::initData
(mpfMapMem,
generateMixer
(block, params));
auto
waterFrac(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
asl::initData
(waterFrac, 0);
std::cout <<
"Finished"
<< endl;
std::cout <<
"Numerics initialization..."
;
auto
templ(&
asl::d3q15
());
asl::SPLBGK
lbgk(
new
asl::LBGK
(block,
acl::generateVEConstant
(
FlT
(params.
nuNum
.
v
())),
templ));
lbgk->init();
asl::SPLBGKUtilities
lbgkUtil(
new
asl::LBGKUtilities
(lbgk));
lbgkUtil->initF(
acl::generateVEConstant
(.0, .0, .0));
auto
flowVel(lbgk->getVelocity());
auto
nmWater(
asl::generateFDMultiPhase
(waterFrac, flowVel, templ,
true
));
nmWater->init();
std::vector<asl::SPNumMethod> bc;
std::vector<asl::SPNumMethod> bcV;
std::vector<asl::SPNumMethod> bcDif;
bc.push_back(
generateBCNoSlip
(lbgk, mpfMapMem));
bc.push_back(
generateBCConstantPressure
(lbgk,1.,{
asl::ZE
}));
bc.push_back(
generateBCConstantPressureVelocity
(lbgk, 1.,
makeAVec
(0.,0.,params.
oilInVel
.
v
()),
{
asl::Z0
}));
bc.push_back(
generateBCConstantPressureVelocity
(lbgk, 1.,
makeAVec
(0.,-params.
waterInVel
.
v
(),0.),
{
asl::YE
}));
bcDif.push_back(
generateBCNoSlipVel
(lbgk, mpfMapMem));
bc.push_back(
generateBCConstantGradient
(waterFrac, 0., mpfMapMem, templ));
bc.push_back(
generateBCConstantValue
(waterFrac, 1., {
asl::Y0
,
asl::YE
}));
bc.push_back(
generateBCConstantValue
(waterFrac, 0., {
asl::Z0
,
asl::ZE
}));
initAll
(bc);
initAll
(bcDif);
initAll
(bcV);
std::cout <<
"Finished"
<< endl;
std::cout <<
"Computing..."
<< endl;
asl::Timer
timer;
asl::WriterVTKXML
writer(params.
getDir
() +
"multiphase_flow"
);
writer.
addScalars
(
"map"
, *mpfMapMem);
writer.addScalars(
"water"
, *waterFrac);
writer.addScalars(
"rho"
, *lbgk->getRho());
writer.addVector(
"v"
, *flowVel);
executeAll
(bc);
executeAll
(bcDif);
executeAll
(bcV);
writer.write();
timer.
start
();
for
(
unsigned
int
i(1); i < 2001; ++i)
{
lbgk->execute();
executeAll
(bcDif);
nmWater->execute();
executeAll
(bc);
if
(!(i%200))
{
timer.
stop
();
cout << i <<
"/2000; time left (estimated): "
<< timer.
estimatedRemainder
(
double
(i)/2000.) << endl;
executeAll
(bcV);
writer.write();
timer.
start
();
}
}
timer.
stop
();
cout <<
"Finished"
<< endl;
cout <<
"Computation statistic:"
<< endl;
cout <<
"Real Time = "
<< timer.
realTime
() <<
"; Processor Time = "
<< timer.
processorTime
() <<
"; Processor Load = "
<< timer.
processorLoad
() * 100 <<
"%"
<< endl;
return
0;
}
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