ASL
0.1.7
Advanced Simulation Library
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pitot_tube_ice.cc
Example: Icing process in the Pitot tube
/*
* 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 <
aslGenerators.h
>
#include <
acl/aclGenerators.h
>
#include <
writers/aslVTKFormatWriters.h
>
#include <
num/aslLBGK.h
>
#include <
num/aslLBGKBC.h
>
#include <
utilities/aslTimer.h
>
#include <
num/aslFDAdvectionDiffusion.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>
rIn
;
asl::Parameter<double>
rEx
;
asl::Parameter<double>
lCyl
;
asl::Parameter<double>
lCone
;
asl::Parameter<double>
temperature
;
asl::Parameter<double>
humidity
;
asl::Parameter<double>
flowVel
;
void
load
(
int
argc,
char
* argv[]);
Parameters
();
void
updateNumValues
();
};
Parameters::Parameters
():
appParamsManager(
"pitot_tube_ice"
,
"0.1"
),
size(3),
dx(0.000125,
"dx"
,
"space step"
),
dt(1.,
"dt"
,
"time step"
),
tSimulation(2e-3,
"simulation_time"
,
"simulation time"
),
tOutput(1e-4,
"output_interval"
,
"output interval"
),
nu(6.25e-10/4.,
"nu"
,
"viscosity"
),
rIn(0.0015,
"r_in"
,
"Internal radius, m"
),
rEx(0.005,
"r_ex"
,
"External radius, m"
),
lCyl(0.002,
"l_cyl"
,
"Length of cylindric part, m"
),
lCone(0.02,
"l_cone"
,
"Length of conic part, m"
),
temperature(253,
"temperature"
,
"temperature, K"
),
humidity(.5,
"humidity"
,
"relative humidity, K"
),
flowVel(0.08,
"flow_vel"
,
"flow velocity"
)
{
}
void
Parameters::load
(
int
argc,
char
* argv[])
{
appParamsManager
.
load
(argc, argv);
init();
}
void
Parameters::updateNumValues
()
{
nuNum
=
nu
.
v
() *
dt
.
v
() /
dx
.
v
() /
dx
.
v
();
size
[0] = 1.0*(
lCyl
.
v
() +
lCone
.
v
()) /
dx
.
v
() + 1;
size
[1] =
rEx
.
v
() * 2.5 /
dx
.
v
() + 1;
size
[2] =
rEx
.
v
() * 2.5 /
dx
.
v
() + 1;
}
void
Parameters::init()
{
if
(
rEx
.
v
() <
rIn
.
v
())
asl::errorMessage
(
"External tube's diameter is smaller than internal one"
);
updateNumValues
();
}
// generate geometry
asl::SPDistanceFunction
generateGeometry
(
asl::Block
& block,
Parameters
¶ms)
{
asl::SPDistanceFunction
tubeGeometry;
asl::AVec<double>
orientation(
asl::makeAVec
(1., 0., 0.));
asl::AVec<double>
center(
asl::AVec<double>
(params.
size
)*.5*params.
dx
.
v
());
auto
centerCyl(center);
centerCyl[0] = params.
lCyl
.
v
()*.45;
auto
centerHole(centerCyl+(params.
lCone
.
v
()*.6)*orientation);
auto
lHole(params.
lCyl
.
v
()+params.
lCone
.
v
());
auto
apexCone(centerCyl+orientation*(params.
lCyl
.
v
()*.49+params.
lCone
.
v
()));
tubeGeometry = ((
generateDFCylinder
(params.
rEx
.
v
(), orientation*params.
lCyl
.
v
(), centerCyl) |
generateDFCone
(params.
rEx
.
v
()*.98, -orientation*params.
lCone
.
v
(), apexCone)) &
-
generateDFCylinder
(params.
rIn
.
v
(), orientation*lHole, centerHole)) &
generateDFPlane
(orientation, apexCone-orientation*params.
lCone
.
v
()*.5);
return
asl::normalize
(tubeGeometry, 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
mcfMapMem(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
asl::initData
(mcfMapMem,
generateGeometry
(block, params));
// auto waterFrac(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
// asl::initData(waterFrac, 0);
std::cout <<
"Finished"
<< endl;
std::cout <<
"Flow: 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
(-0.9*params.
flowVel
.
v
(), params.
flowVel
.
v
()*.4, .0));
auto
flowVel(lbgk->getVelocity());
// auto nmWater(asl::generateFDAdvectionDiffusion(waterFrac, 0.01, flowVel, templ, false));
// nmWater->init();
std::vector<asl::SPNumMethod> bc;
std::vector<asl::SPNumMethod> bcV;
std::vector<asl::SPNumMethod> bcDif;
bc.push_back(
generateBCNoSlip
(lbgk, mcfMapMem));
bc.push_back(
generateBCConstantPressure
(lbgk,1.,{
asl::ZE
}));
bc.push_back(
generateBCConstantPressureVelocity
(lbgk, 1.,
makeAVec
(-params.
flowVel
.
v
()*.9,params.
flowVel
.
v
()*.3,0.),
{asl::X0,asl::XE,asl::Y0,asl::YE,asl::Z0,asl::ZE}));
bcDif.push_back(
generateBCNoSlipVel
(lbgk, mcfMapMem));
bcV.push_back(
generateBCNoSlipRho
(lbgk, mcfMapMem));
// bc.push_back(generateBCConstantGradient(waterFrac, 0., mcfMapMem, templ));
// bc.push_back(generateBCConstantValue(waterFrac, 1., {asl::YE}));
// bc.push_back(generateBCConstantValue(waterFrac, 0., {asl::Y0, 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.
appParamsManager
.
getDir
() +
"pitot_tube"
);
writer.addScalars(
"map"
, *mcfMapMem);
// 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 < 8001; ++i)
{
lbgk->execute();
executeAll
(bcDif);
// nmWater->execute();
executeAll
(bc);
if
(!(i%800))
{
timer.
stop
();
cout << i <<
"/8000; time left (estimated): "
<< timer.
estimatedRemainder
(
double
(i)/8000.) << 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;
}
aclGenerators.h
FlT
float FlT
Definition
acousticWaves.cc:40
aslBasicBC.h
aslFDAdvectionDiffusion.h
aslGenerators.h
aslGeomInc.h
aslLBGK.h
aslLBGKBC.h
aslParametersManager.h
aslTemplates.h
aslTimer.h
aslVTKFormatWriters.h
Parameters
Definition
acousticWaves.cc:44
Parameters::lCone
asl::Parameter< double > lCone
Definition
pitot_tube_ice.cc:71
Parameters::tOutput
asl::Parameter< double > tOutput
Definition
acousticWaves.cc:66
Parameters::humidity
asl::Parameter< double > humidity
Definition
pitot_tube_ice.cc:74
Parameters::nuNum
asl::UValue< double > nuNum
Definition
multicomponent_flow.cc:64
Parameters::lCyl
asl::Parameter< double > lCyl
Definition
pitot_tube_ice.cc:70
Parameters::tSimulation
asl::Parameter< double > tSimulation
Definition
acousticWaves.cc:65
Parameters::nu
asl::Parameter< double > nu
Definition
multicomponent_flow.cc:63
Parameters::rEx
asl::Parameter< double > rEx
Definition
pitot_tube_ice.cc:69
Parameters::size
asl::Block::DV size
Definition
acousticWaves.cc:51
Parameters::flowVel
asl::Parameter< double > flowVel
Definition
pitot_tube_ice.cc:75
Parameters::dt
asl::UValue< double > dt
Definition
acousticWaves.cc:68
Parameters::dx
asl::Parameter< double > dx
Definition
acousticWaves.cc:53
Parameters::rIn
asl::Parameter< double > rIn
Definition
pitot_tube_ice.cc:68
Parameters::appParamsManager
asl::ApplicationParametersManager appParamsManager
Definition
acousticWaves.cc:49
Parameters::updateNumValues
void updateNumValues()
Definition
acousticWaves.cc:107
Parameters::temperature
asl::Parameter< double > temperature
Definition
pitot_tube_ice.cc:73
Parameters::Parameters
Parameters()
Definition
acousticWaves.cc:78
Parameters::load
void load(int argc, char *argv[])
Definition
acousticWaves.cc:99
asl::AVec
Definition
aslVectorsDynamicLength.h:40
asl::ApplicationParametersManager
Definition
aslParametersManager.h:159
asl::ApplicationParametersManager::load
void load(int argc, char *argv[])
asl::Block
Definition
aslBlocks.h:57
asl::LBGK
Numerical method for fluid flow.
Definition
aslLBGK.h:78
asl::LBGKUtilities
contains different kernels for preprocessing and posprocessing of data used by LBGK
Definition
aslLBGK.h:138
asl::Parameter
Definition
aslParametersManager.h:45
asl::Parameter::v
const T & v() const
Definition
aslParametersManager.h:179
asl::ParametersManager::getDir
std::string getDir()
asl::Timer
Definition
aslTimer.h:34
asl::Timer::realTime
const double realTime() const
Definition
aslTimer.h:45
asl::Timer::stop
void stop()
Definition
aslTimer.h:44
asl::Timer::processorTime
const double processorTime() const
Definition
aslTimer.h:46
asl::Timer::start
void start()
Definition
aslTimer.h:43
asl::Timer::processorLoad
const double processorLoad() const
Definition
aslTimer.h:47
asl::Timer::estimatedRemainder
const double estimatedRemainder(double completeness)
Returns estimated time till finishing current task based on its current completeness [0....
Definition
aslTimer.h:52
asl::UValue
Updatable value. This class stores value and its TimeStamp.
Definition
aslUValue.h:35
asl::UValue::v
const T & v() const
Definition
aslUValue.h:43
asl::WriterVTKXML
Definition
aslVTKFormatWriters.h:42
Param
asl::UValue< FlT > Param
Definition
cubeGravity.cc:43
asl::ZE
@ ZE
Definition
aslBCond.h:309
asl::errorMessage
void errorMessage(cl_int status, const char *errorMessage)
Prints errorMessage and exits depending on the status.
asl::generateDFCylinder
SPDistanceFunction generateDFCylinder(double r, const AVec< double > &l, const AVec< double > &c)
generates cylinder
asl::generateDFPlane
SPDistanceFunction generateDFPlane(const AVec< double > &n, const AVec< double > &p0)
asl::normalize
SPDistanceFunction normalize(SPDistanceFunction a, double dx)
asl::generateDFCone
SPDistanceFunction generateDFCone(double r, const AVec< double > &l, const AVec< double > &a)
generates cone
asl::SPDistanceFunction
std::shared_ptr< DistanceFunction > SPDistanceFunction
Definition
aslGeomInc.h:45
asl::d3q15
const VectorTemplate & d3q15()
Vector template.
asl::generateBCConstantPressure
SPBCond generateBCConstantPressure(SPLBGK nm, double p, const std::vector< SlicesNames > &sl)
asl::generateBCNoSlipVel
SPNumMethod generateBCNoSlipVel(SPLBGK nmU, SPAbstractDataWithGhostNodes map)
asl::generateBCConstantPressureVelocity
SPBCond generateBCConstantPressureVelocity(SPLBGK nm, double p, AVec<> v, const std::vector< SlicesNames > &sl)
asl::generateBCNoSlip
SPBCond generateBCNoSlip(SPLBGK nm, const std::vector< SlicesNames > &sl)
asl::generateBCNoSlipRho
SPNumMethod generateBCNoSlipRho(SPLBGK nmU, SPAbstractDataWithGhostNodes map)
acl::generateVEConstant
VectorOfElements generateVEConstant(T a)
Generates VectorOfElements with 1 Element acl::Constant with value a.
asl::makeAVec
AVec< T > makeAVec(T a1)
Definition
aslVectorsDynamicLength.h:176
asl::SPLBGKUtilities
std::shared_ptr< LBGKUtilities > SPLBGKUtilities
Definition
aslLBGK.h:161
asl::initAll
void initAll(std::vector< T * > &v)
Definition
aslNumMethod.h:67
asl::SPLBGK
std::shared_ptr< LBGK > SPLBGK
Definition
aslLBGK.h:133
asl::initData
void initData(SPAbstractData d, double a)
asl::executeAll
void executeAll(std::vector< T * > &v)
Definition
aslNumMethod.h:55
generateGeometry
asl::SPDistanceFunction generateGeometry(asl::Block &block, Parameters ¶ms)
Definition
pitot_tube_ice.cc:128
main
int main()
Definition
testABDFormat.cc:126
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