ASL
0.1.7
Advanced Simulation Library
Loading...
Searching...
No Matches
locomotive_stability.cc
Example: Locomotive stability Required input file:
locomotive.stl
/*
* 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 <
math/aslVectors.h
>
#include <
math/aslTemplates.h
>
#include <
aslGeomInc.h
>
#include <
math/aslPositionFunction.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 <
acl/aclUtilities.h
>
#include <
readers/aslVTKFormatReaders.h
>
#include <
utilities/aslParametersManager.h
>
typedef
float
FlT
;
//typedef double FlT;
typedef
asl::UValue<double>
Param
;
using
asl::AVec
;
using
asl::makeAVec
;
asl::SPDistanceFunction
generateNozzels
(
asl::Block
& bl)
{
double
y(10.33);
double
z(3.08);
double
h(1.);
double
rNozzel(.3);
double
n(4.);
double
x0(-20.);
double
xE(-6.);
double
dx(bl.
dx
);
asl::SPDistanceFunction
res(generateDFCylinder(rNozzel,
makeAVec(0., 0., h),
makeAVec(x0, y, z + h * .5)));
for
(
unsigned
int
i(1); i < n; ++i)
res = res | generateDFCylinder(rNozzel,
makeAVec(0., 0., h),
makeAVec(x0 + i * (xE-x0)/n, y, z+h*.5));
return
normalize(res, dx);
}
int
main
(
int
argc,
char
* argv[])
{
// Optionally add appParamsManager to be able to manipulate at least
// hardware parameters(platform/device) through command line/parameters file
asl::ApplicationParametersManager
appParamsManager(
"locomotive_stability"
,
"1.0"
);
asl::Parameter<string>
input(
"input"
,
"path to the geometry input file"
);
appParamsManager.load(argc, argv);
Param
dx(0.25);
Param
dt(1.);
Param
nu(.01);
Param
nuNum(nu.v()*dt.v()/dx.v()/dx.v());
std::cout <<
"Data initialization... "
<< flush;
auto
locomotive(
asl::readSurface
(input.v(), dx.v(), .5, 1., 0., 1., 2., 4.));
asl::Block
block(locomotive->getInternalBlock());
auto
forceField(
asl::generateDataContainerACL_SP<FlT>
(block, 3, 1u));
asl::initData
(forceField, makeAVec(0., 0., 0.));
std::cout <<
"Finished"
<< endl;
std::cout <<
"Numerics initialization... "
<< flush;
asl::SPLBGK
lbgk(
new
asl::LBGK
(block,
acl::generateVEConstant
(
FlT
(nu.v())),
&
asl::d3q15
()));
lbgk->init();
asl::SPLBGKUtilities
lbgkUtil(
new
asl::LBGKUtilities
(lbgk));
lbgkUtil->initF(
acl::generateVEConstant
(.1,.0,.05));
auto
vfTunnel(
asl::generatePFConstant
(makeAVec(0.1,0.,0.)));
std::vector<asl::SPNumMethod> bc;
std::vector<asl::SPNumMethod> bcV;
auto
nozzelsMap(
asl::generateDataContainerACL_SP<FlT>
(block, 1, 1u));
asl::initData
(nozzelsMap,
generateNozzels
(block));
bc.push_back(generateBCNoSlip(lbgk, locomotive));
bcV.push_back(generateBCNoSlipVel(lbgk, locomotive));
bc.push_back(generateBCConstantPressureVelocity(lbgk, 1.,
makeAVec(0.1,0.,0.05),
{
asl::X0
,
asl::XE
,
asl::Y0
,
asl::YE
,
asl::Z0
,
asl::ZE
}));
bc.push_back(
generateBCConstantPressureVelocity
(lbgk, 1., makeAVec(0.,0.,-0.1), nozzelsMap));
initAll
(bc);
initAll
(bcV);
auto
computeForce(
generateComputeSurfaceForce
(lbgk, forceField, locomotive));
computeForce->init();
std::cout <<
"Finished"
<< endl;
std::cout <<
"Computing..."
<< endl;
asl::WriterVTKXML
writer(appParamsManager.getDir() +
"locomotive_stability"
);
writer.addScalars(
"locomotive"
, *locomotive);
writer.addScalars(
"nozzels"
, *nozzelsMap);
writer.addScalars(
"rho"
, *lbgk->getRho());
writer.addVector(
"v"
, *lbgk->getVelocity());
writer.addVector(
"force"
, *forceField);
executeAll
(bc);
executeAll
(bcV);
computeForce->execute();
writer.write();
asl::Timer
timer, timer1, timer2;
timer.
start
();
for
(
unsigned
int
i(1); i < 40001; ++i)
{
lbgk->execute();
executeAll
(bc);
if
(!(i%1000))
{
cout << i << endl;
executeAll
(bcV);
computeForce->execute();
writer.write();
}
}
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
aclUtilities.h
FlT
float FlT
Definition
acousticWaves.cc:40
aslDataInc.h
aslGeomInc.h
aslLBGK.h
aslLBGKBC.h
aslParametersManager.h
aslPositionFunction.h
aslTemplates.h
aslTimer.h
aslVTKFormatReaders.h
aslVTKFormatWriters.h
aslVectors.h
definition of class АVec<T>
asl::AVec
Definition
aslVectorsDynamicLength.h:40
asl::ApplicationParametersManager
Definition
aslParametersManager.h:159
asl::Block
Definition
aslBlocks.h:57
asl::Block::dx
double dx
Definition
aslBlocks.h:66
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::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::UValue
Updatable value. This class stores value and its TimeStamp.
Definition
aslUValue.h:35
asl::WriterVTKXML
Definition
aslVTKFormatWriters.h:42
Param
asl::UValue< FlT > Param
Definition
cubeGravity.cc:43
asl::Y0
@ Y0
Definition
aslBCond.h:309
asl::XE
@ XE
Definition
aslBCond.h:309
asl::Z0
@ Z0
Definition
aslBCond.h:309
asl::YE
@ YE
Definition
aslBCond.h:309
asl::ZE
@ ZE
Definition
aslBCond.h:309
asl::X0
@ X0
Definition
aslBCond.h:309
asl::generateDataContainerACL_SP
SPDataWrapperACLData generateDataContainerACL_SP(const Block &b, unsigned int n=1)
generates pointer to ACL Data field with n components
asl::readSurface
SPDataWithGhostNodesACLData readSurface(const string &fileName, double dx, acl::CommandQueue queue=acl::hardware.defaultQueue)
asl::SPDistanceFunction
std::shared_ptr< DistanceFunction > SPDistanceFunction
Definition
aslGeomInc.h:45
asl::generatePFConstant
SPPositionFunction generatePFConstant(const AVec< double > &a)
asl::d3q15
const VectorTemplate & d3q15()
Vector template.
asl::generateComputeSurfaceForce
SPNumMethod generateComputeSurfaceForce(SPLBGK nm, SPDataWithGhostNodesACLData fF, SPAbstractDataWithGhostNodes map)
asl::generateBCConstantPressureVelocity
SPBCond generateBCConstantPressureVelocity(SPLBGK nm, double p, AVec<> v, const std::vector< SlicesNames > &sl)
acl::generateVEConstant
VectorOfElements generateVEConstant(T a)
Generates VectorOfElements with 1 Element acl::Constant with value a.
generateNozzels
asl::SPDistanceFunction generateNozzels(asl::Block &bl)
Definition
locomotive_stability.cc:52
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
main
int main()
Definition
testABDFormat.cc:126
Generated by
1.10.0