From 3bb4f9ea7664a5e9ee260370b68c5253a8f88c92 Mon Sep 17 00:00:00 2001
From: HenrikAsmuth <henrik.asmuth@geo.uu.se>
Date: Thu, 24 Nov 2022 16:59:31 +0100
Subject: [PATCH] Update ActuatorLine app and reactivate elliptic wing option
in ActuatorFarm
NOTE: currently not working!
---
CMake/cmake_config_files/MULE.config.cmake | 7 +--
apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp | 43 +++++++++++--------
gpu.cmake | 2 +-
.../PreCollisionInteractor/ActuatorFarm.cu | 8 ++--
.../PreCollisionInteractor/ActuatorFarm.h | 3 ++
5 files changed, 35 insertions(+), 28 deletions(-)
diff --git a/CMake/cmake_config_files/MULE.config.cmake b/CMake/cmake_config_files/MULE.config.cmake
index e5b9987ff..245bc60cc 100644
--- a/CMake/cmake_config_files/MULE.config.cmake
+++ b/CMake/cmake_config_files/MULE.config.cmake
@@ -1,7 +1,4 @@
SET(CMAKE_CUDA_ARCHITECTURES "75")
-# set(GPU_APP "apps/gpu/LBM/")
-# list(APPEND USER_APPS
-# "${GPU_APP}ActuatorLine"
-# "${GPU_APP}BoundaryLayer"
-# )
\ No newline at end of file
+list(APPEND USER_APPS "apps/gpu/LBM/ActuatorLine")
+list(APPEND USER_APPS "apps/gpu/LBM/BoundaryLayer")
\ No newline at end of file
diff --git a/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp b/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp
index bbb560b5b..045e69c17 100644
--- a/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp
+++ b/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp
@@ -51,6 +51,7 @@
#include "VirtualFluids_GPU/PreCollisionInteractor/Probes/PlaneProbe.h"
#include "VirtualFluids_GPU/Factories/BoundaryConditionFactory.h"
#include "VirtualFluids_GPU/TurbulenceModels/TurbulenceModelFactory.h"
+#include "VirtualFluids_GPU/Factories/GridScalingFactory.h"
#include "VirtualFluids_GPU/GPU/CudaMemoryManager.h"
@@ -68,7 +69,7 @@ LbmOrGks lbmOrGks = LBM;
const real reference_diameter = 126.0; // diameter in m
-const real L_x = 10*reference_diameter;
+const real L_x = 16*reference_diameter;
const real L_y = 6*reference_diameter;
const real L_z = 6*reference_diameter;
@@ -78,14 +79,14 @@ const real velocity = 9.0;
const real mach = 0.1;
-const uint nodes_per_diameter = 32;
+const uint nodes_per_diameter = 16;
std::string path(".");
std::string simulationName("ActuatorLine");
const float tOut = 100;
-const float tEnd = 280; // total time of simulation in s
+const float tEnd = 300; // total time of simulation in s
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -103,27 +104,33 @@ void multipleLevel(const std::string& configPath)
auto gridFactory = GridFactory::make();
auto gridBuilder = MultipleGridBuilder::makeShared(gridFactory);
- ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+ vf::basics::ConfigurationFile config;
+ config.load(configPath);
+
+ SPtr<Parameter> para = std::make_shared<Parameter>(communicator.getNummberOfProcess(), communicator.getPID(), &config);
+ BoundaryConditionFactory bcFactory = BoundaryConditionFactory();
+ GridScalingFactory scalingFactory = GridScalingFactory();
+
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const real dx = reference_diameter/real(nodes_per_diameter);
+ real turbPos[3] = {3*reference_diameter, 3*reference_diameter, 3*reference_diameter};
+
gridBuilder->addCoarseGrid(0.0, 0.0, 0.0,
L_x, L_y, L_z, dx);
+ // gridBuilder->setNumberOfLayers(4,0);
+ // gridBuilder->addGrid( new Cuboid( turbPos[0]-1.5*reference_diameter, turbPos[1]-1.5*reference_diameter, turbPos[2]-1.5*reference_diameter,
+ // turbPos[0]+10.0*reference_diameter, turbPos[1]+1.5*reference_diameter, turbPos[2]+1.5*reference_diameter) , 1 );
+ // para->setMaxLevel(2);
+ // scalingFactory.setScalingFactory(GridScalingFactory::GridScaling::ScaleCompressible);
+
gridBuilder->setPeriodicBoundaryCondition(false, false, false);
gridBuilder->buildGrids(lbmOrGks, false); // buildGrids() has to be called before setting the BCs!!!!
- ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-
- vf::basics::ConfigurationFile config;
- config.load(configPath);
- ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////^
- SPtr<Parameter> para = std::make_shared<Parameter>(communicator.getNummberOfProcess(), communicator.getPID(), &config);
- BoundaryConditionFactory bcFactory = BoundaryConditionFactory();
- ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+ ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const real dt = dx * mach / (sqrt(3) * velocity);
@@ -163,8 +170,8 @@ void multipleLevel(const std::string& configPath)
para->setIsBodyForce( true );
-
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
gridBuilder->setVelocityBoundaryCondition(SideType::MX, velocityLB, 0.0, 0.0);
gridBuilder->setVelocityBoundaryCondition(SideType::MY, velocityLB, 0.0, 0.0);
@@ -174,14 +181,13 @@ void multipleLevel(const std::string& configPath)
gridBuilder->setPressureBoundaryCondition(SideType::PX, 0.0);
bcFactory.setVelocityBoundaryCondition(BoundaryConditionFactory::VelocityBC::VelocityAndPressureCompressible);
- bcFactory.setPressureBoundaryCondition(BoundaryConditionFactory::PressureBC::OutflowNonReflectivePressureCorrection);
+ bcFactory.setPressureBoundaryCondition(BoundaryConditionFactory::PressureBC::OutflowNonReflective);
SPtr<TurbulenceModelFactory> tmFactory = std::make_shared<TurbulenceModelFactory>(para);
tmFactory->readConfigFile(config);
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- real turbPos[3] = {3*reference_diameter, 3*reference_diameter, 3*reference_diameter};
real epsilon = 5.f; // width of gaussian smearing
real density = 1.225f;
int level = 0;
@@ -189,11 +195,12 @@ void multipleLevel(const std::string& configPath)
uint nBladeNodes = 32;
real omega = 1.0f;
- SPtr<ActuatorFarm> actuator_farm = std::make_shared<ActuatorFarm>(nBlades, density, nBladeNodes, epsilon, level, dt, dx, false);
+ SPtr<ActuatorFarm> actuator_farm = std::make_shared<ActuatorFarm>(nBlades, density, nBladeNodes, epsilon, level, dt, dx, true);
std::vector<real> bladeRadii;
real dr = reference_diameter/nBladeNodes;
for(uint node=0; node<nBladeNodes; node++){bladeRadii.emplace_back(dr*(node+1));}
actuator_farm->addTurbine(turbPos[0], turbPos[1], turbPos[2], reference_diameter, omega, 0, 0, bladeRadii);
+ actuator_farm->setUseCalcForcesEllipticWing(true);
para->addActuator( actuator_farm );
@@ -218,7 +225,7 @@ void multipleLevel(const std::string& configPath)
auto gridGenerator = GridProvider::makeGridGenerator(gridBuilder, para, cudaMemoryManager, communicator);
- Simulation sim(para, cudaMemoryManager, communicator, *gridGenerator, &bcFactory, tmFactory);
+ Simulation sim(para, cudaMemoryManager, communicator, *gridGenerator, &bcFactory, tmFactory, &scalingFactory);
sim.run();
}
diff --git a/gpu.cmake b/gpu.cmake
index 575c3f0f1..4d7cc9a87 100644
--- a/gpu.cmake
+++ b/gpu.cmake
@@ -29,7 +29,7 @@ IF (BUILD_VF_GPU)
# add_subdirectory(apps/gpu/LBM/DrivenCavityMultiGPU)
# add_subdirectory(apps/gpu/LBM/SphereGPU)
# add_subdirectory(apps/gpu/LBM/TGV_3D_MultiGPU)
- add_subdirectory(apps/gpu/LBM/BoundaryLayer)
+ # add_subdirectory(apps/gpu/LBM/BoundaryLayer)
ELSE()
MESSAGE( STATUS "exclude Virtual Fluids GPU." )
ENDIF()
diff --git a/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu b/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu
index f635c34b1..d14e6ad4f 100644
--- a/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu
+++ b/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu
@@ -218,7 +218,7 @@ __global__ void applyBodyForces(real* gridCoordsX, real* gridCoordsY, real* grid
rotateFromBladeToGlobal(bladeForcesX[node], bladeForcesY[node], bladeForcesZ[node],
forceX_RF, forceY_RF, forceZ_RF,
localAzimuth, yaw);
-
+
gridForceX_RF += forceX_RF*eta;
gridForceY_RF += forceY_RF*eta;
gridForceZ_RF += forceZ_RF*eta;
@@ -246,6 +246,7 @@ __global__ void applyBodyForces(real* gridCoordsX, real* gridCoordsY, real* grid
gridForceZ_RF += forceZ_RF*eta;
}
}
+
gridForcesX[gridIndex] += gridForceX_RF;
gridForcesY[gridIndex] += gridForceY_RF;
gridForcesZ[gridIndex] += gridForceZ_RF;
@@ -341,7 +342,6 @@ void ActuatorFarm::calcForcesEllipticWing()
real Cl = c1o1;
real Cd = c0o1;
real c0 = c1o1;
-
real c, Cn, Ct;
for(uint turbine=0; turbine<this->numberOfTurbines; turbine++)
{
@@ -361,7 +361,6 @@ void ActuatorFarm::calcForcesEllipticWing()
c = c0 * sqrt( c1o1- tmp*tmp );
Cn = Cl*cos(phi)+Cd*sin(phi);
Ct = Cl*sin(phi)-Cd*cos(phi);
-
this->bladeForcesXH[node] = -c1o2*u_rel_sq*c*this->density*Cn;
this->bladeForcesYH[node] = -c1o2*u_rel_sq*c*this->density*Ct;
this->bladeForcesZH[node] = c0o1;
@@ -372,7 +371,8 @@ void ActuatorFarm::calcForcesEllipticWing()
void ActuatorFarm::calcBladeForces()
{
- // this->calcForcesEllipticWing();
+ if(this->useCalcForcesEllipticWing)
+ this->calcForcesEllipticWing();
}
void ActuatorFarm::getTaggedFluidNodes(Parameter *para, GridProvider* gridProvider)
diff --git a/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.h b/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.h
index 12b552d23..acdd47096 100644
--- a/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.h
+++ b/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.h
@@ -137,6 +137,8 @@ public:
void setTurbineBladeVelocities(uint turbine, real* _bladeVelocitiesX, real* _bladeVelocitiesY, real* _bladeVelocitiesZ);
void setTurbineBladeForces(uint turbine, real* _bladeForcesX, real* _bladeForcesY, real* _bladeForcesZ);
+ void setUseCalcForcesEllipticWing(bool _useCalcForcesEllipticWing){ this->useCalcForcesEllipticWing = _useCalcForcesEllipticWing; }
+
virtual void calcBladeForces();
private:
@@ -179,6 +181,7 @@ private:
std::vector<real> preInitPosX, preInitPosY, preInitPosZ, preInitDiameters, preInitOmegas, preInitAzimuths, preInitYaws;
std::vector<std::vector<real>> preInitBladeRadii;
const bool useHostArrays;
+ bool useCalcForcesEllipticWing = false;
const real density;
real deltaT, deltaX;
const uint numberOfBladeNodes, numberOfBlades;
--
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