ASL  0.1.6
Advanced Simulation Library
compressor.cc
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2  * Advanced Simulation Library <http://asl.org.il>
3  *
4  * Copyright 2015 Avtech Scientific <http://avtechscientific.com>
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7  * This file is part of Advanced Simulation Library (ASL).
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22 
23 
29 #include <utilities/aslParametersManager.h>
30 #include <math/aslTemplates.h>
31 #include <aslGeomInc.h>
32 #include <aslDataInc.h>
33 #include <math/aslPositionFunction.h>
34 #include <acl/aclGenerators.h>
35 #include <writers/aslVTKFormatWriters.h>
36 #include <num/aslLBGK.h>
37 #include <num/aslLBGKBC.h>
38 #include <utilities/aslTimer.h>
39 #include <readers/aslVTKFormatReaders.h>
40 
41 typedef float FlT;
42 //typedef double FlT;
44 
45 using asl::AVec;
46 using asl::makeAVec;
47 
49 {
50  double rCase((bl.getBPosition()[1] - bl.position[1]) / 2.);
51 
52  asl::AVec<> center(.5*(bl.getBPosition() + bl.position));
53  center[1] = bl.position[1] + rCase;
54 
55  auto comprCase(-(generateDFCylinderInf(rCase, makeAVec(0., 0., 1.), center)));
56 
57  return normalize(comprCase, bl.dx);
58 }
59 
60 
61 int main(int argc, char* argv[])
62 {
63  // Optionally add appParamsManager to be able to manipulate at least
64  // hardware parameters(platform/device) through command line/parameters file
65  asl::ApplicationParametersManager appParamsManager("compressor",
66  "1.0");
67  asl::Parameter<string> input("input", "path to the compressor geometry input file");
68  appParamsManager.load(argc, argv);
69 
70  Param dx(0.5);
71  Param dt(.001);
72  Param nu(.2);
73  // Angular velocity
74  Param w(6.*3.14*2./60.);
75 
76  AVec<int> size(makeAVec(33., 33., 90.)*(1./dx.v()));
77  asl::Block bl(size, dx.v(), makeAVec(-16.65, -26.15, -67.7));
78 
79 // Param nuNum(nu.v()*dt.v()/dx.v()/dx.v());
80  Param nuNum(.2);
81  // Angular velocity in one iteration
82  Param wNum(w.v()*dt.v());
83 
84  std::cout << "Data initialization..." << flush;
85 
86 
87  auto compressorMap(asl::readSurface(input.v(), bl));
88 
89  asl::Block block(compressorMap->getInternalBlock());
90 
91  auto comprCaseMap(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
92  asl::initData(comprCaseMap, generateCase(block));
93 
94 
95  std::cout << "Finished" << endl;
96 
97  std::cout << "Numerics initialization..." << flush;
98 
99  asl::SPLBGK lbgk(new asl::LBGK(block,
100  acl::generateVEConstant(FlT(nuNum.v())),
101  &asl::d3q15()));
102  // Set angular velocity in lbgk
103  lbgk->setOmega(acl::generateVEConstant(makeAVec(0.,0.,wNum.v())));
104  lbgk->init();
105 
106  asl::SPLBGKUtilities lbgkUtil(new asl::LBGKUtilities(lbgk));
107  // Initialization of lbgk
108  lbgkUtil->initF(acl::generateVEConstant(.0,.0,.0));
109 
110  std::vector<asl::SPNumMethod> bc;
111  std::vector<asl::SPNumMethod> bcVis;
112 
113  // Position Function Angular Velocity Field
114  auto vfCase(asl::generatePFRotationField(makeAVec(0.,0., wNum.v()/dx.v()),
115  .5*(block.getBPosition() + block.position)));
116  // Boundary condition
117  bc.push_back(generateBCVelocity(lbgk, vfCase, comprCaseMap));
118  // Boundary condition for visualization
119  bcVis.push_back(generateBCVelocityVel(lbgk, vfCase, comprCaseMap));
120  bc.push_back(asl::generateBCConstantPressure(lbgk, 1., {asl::Z0, asl::ZE}));
121  bc.push_back(generateBCNoSlip(lbgk, compressorMap));
122  bcVis.push_back(generateBCNoSlipVel(lbgk, compressorMap));
123 
124  initAll(bc);
125  initAll(bcVis);
126 
127 
128  std::cout << "Finished" << endl;
129  std::cout << "Computing..." << endl;
130  asl::Timer timer;
131 
132  asl::WriterVTKXML writer("compressor");
133  writer.addScalars("compressor", *compressorMap);
134  writer.addScalars("case", *comprCaseMap);
135  writer.addScalars("rho", *lbgk->getRho());
136  writer.addVector("v", *lbgk->getVelocity());
137 
138  executeAll(bc);
139  executeAll(bcVis);
140 
141  writer.write();
142 
143  timer.start();
144  for (unsigned int i(1); i < 10001; ++i)
145  {
146  lbgk->execute();
147  executeAll(bc);
148  if (!(i%2000))
149  {
150  cout << i << endl;
151  executeAll(bcVis);
152  writer.write();
153  }
154  }
155  timer.stop();
156 
157  std::cout << "Finished" << endl;
158 
159  cout << "time=" << timer.getTime() << "; clockTime="
160  << timer.getClockTime() << "; load="
161  << timer.getProcessorLoad() * 100 << "%" << endl;
162 
163  std::cout << "Output...";
164  std::cout << "Finished" << endl;
165  std::cout << "Ok" << endl;
166 
167  return 0;
168 }
const double getTime() const
Definition: aslTimer.h:46
const double getProcessorLoad() const
Definition: aslTimer.h:48
Numerical method for fluid flow.
Definition: aslLBGK.h:77
const double getClockTime() const
Definition: aslTimer.h:47
const AVec normalize(const AVec< T > &a)
int main(int argc, char *argv[])
Definition: compressor.cc:61
float FlT
Definition: compressor.cc:41
void addVector(std::string name, AbstractData &data)
const T & v() const
Definition: aslUValue.h:43
asl::SPDistanceFunction generateCase(asl::Block &bl)
Definition: compressor.cc:48
void initAll(std::vector< T * > &v)
Definition: aslNumMethod.h:67
AVec< T > makeAVec(T a1)
SPDataWithGhostNodesACLData readSurface(const string &fileName, double dx, acl::CommandQueue queue=acl::hardware.defaultQueue)
asl::UValue< double > Param
Definition: compressor.cc:43
double dx
Definition: aslBlocks.h:66
SPDistanceFunction generateDFCylinderInf(double r, const AVec< double > &l, const AVec< double > &c)
generates infinite cylinder
const V getBPosition() const
Definition: aslBlocks.h:214
const VectorTemplate & d3q15()
Vector template.
const T & v() const
cl_int flush(void)
Definition: cl.hpp:7042
acl::VectorOfElements dx(const TemplateVE &a)
differential operator
AVec< T > makeAVec(T a1)
SPNumMethod generateBCVelocityVel(SPLBGK nm, SPPositionFunction v, SPAbstractDataWithGhostNodes map)
void initData(SPAbstractData d, double a)
void executeAll(std::vector< T * > &v)
Definition: aslNumMethod.h:55
void addScalars(std::string name, AbstractData &data)
SPBCond generateBCConstantPressure(SPLBGK nm, double p, const std::vector< SlicesNames > &sl)
void stop()
Definition: aslTimer.h:45
void start()
Definition: aslTimer.h:43
VectorOfElements generateVEConstant(T a)
Generates VectorOfElements with 1 Element acl::Constant with value a.
SPPositionFunction generatePFRotationField(const AVec< double > &axis, const AVec< double > &c)
void load(int argc, char *argv[])
SPNumMethod generateBCNoSlipVel(SPLBGK nmU, SPAbstractDataWithGhostNodes map)
for velocity field
contains different kernels for preprocessing and posprocessing of data used by LBGK ...
Definition: aslLBGK.h:137
SPNumMethod generateBCVelocity(SPLBGK nm, SPPositionFunction v, SPAbstractDataWithGhostNodes map)
SPBCond generateBCNoSlip(SPLBGK nm, const std::vector< SlicesNames > &sl)