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Classes | Public Types | Static Public Member Functions | List of all members
NavierStokesElement Struct Reference

Element for simulating viscous fluid flow. More...

#include <users_modules/basic_finite_elements/src/NavierStokesElement.hpp>

Classes

struct  BlockData
 
struct  CommonData
 
struct  FaceRule
 
struct  LoadScale
 
struct  OpAssembleLhs
 Base class for operators assembling LHS. More...
 
struct  OpAssembleLhsDiagLin
 Assemble linear (symmetric) part of the diagonal block of the LHS Operator for assembling linear (symmetric) part of the diagonal block of the LHS. More...
 
struct  OpAssembleLhsDiagNonLin
 Assemble non-linear (non-symmetric) part of the diagonal block of the LHS Operator for assembling non-linear (non-symmetric) part of the diagonal block of the LHS. More...
 
struct  OpAssembleLhsOffDiag
 Assemble off-diagonal block of the LHS Operator for assembling off-diagonal block of the LHS. More...
 
struct  OpAssembleRhs
 Base class for operators assembling RHS. More...
 
struct  OpAssembleRhsPressure
 Assemble the pressure component of the RHS vector. More...
 
struct  OpAssembleRhsVelocityLin
 Assemble linear part of the velocity component of the RHS vector. More...
 
struct  OpAssembleRhsVelocityNonLin
 Assemble non-linear part of the velocity component of the RHS vector. More...
 
struct  OpCalcDragForce
 Calculate drag force on the fluid-solid interface. More...
 
struct  OpCalcDragTraction
 Calculate drag traction on the fluid-solid interface. More...
 
struct  OpCalcVolumeFlux
 calculating volumetric flux More...
 
struct  OpPostProcDrag
 Post processing output of drag traction on the fluid-solid interface. More...
 
struct  OpPostProcVorticity
 Post processing output of the vorticity criterion levels. More...
 
struct  VolRule
 Set integration rule to volume elements. More...
 

Public Types

using PostProcVol = PostProcBrokenMeshInMoab< VolumeElementForcesAndSourcesCore >
 
using PostProcFace = PostProcBrokenMeshInMoab< FaceElementForcesAndSourcesCore >
 
using UserDataOperator = MoFEM::VolumeElementForcesAndSourcesCore::UserDataOperator
 
using FaceUserDataOperator = MoFEM::FaceElementForcesAndSourcesCore::UserDataOperator
 
using EntData = EntitiesFieldData::EntData
 

Static Public Member Functions

static MoFEMErrorCode addElement (MoFEM::Interface &m_field, const string element_name, const string velocity_field_name, const string pressure_field_name, const string mesh_field_name, const int dim=3, Range *ents=nullptr)
 Setting up elements. More...
 
static MoFEMErrorCode setNavierStokesOperators (boost::shared_ptr< VolumeElementForcesAndSourcesCore > feRhs, boost::shared_ptr< VolumeElementForcesAndSourcesCore > feLhs, const std::string velocity_field, const std::string pressure_field, boost::shared_ptr< CommonData > common_data, const EntityType type=MBTET)
 Setting up operators for solving Navier-Stokes equations. More...
 
static MoFEMErrorCode setStokesOperators (boost::shared_ptr< VolumeElementForcesAndSourcesCore > feRhs, boost::shared_ptr< VolumeElementForcesAndSourcesCore > feLhs, const std::string velocity_field, const std::string pressure_field, boost::shared_ptr< CommonData > common_data, const EntityType type=MBTET)
 Setting up operators for solving Stokes equations. More...
 
static MoFEMErrorCode setCalcDragOperators (boost::shared_ptr< FaceElementForcesAndSourcesCore > dragFe, boost::shared_ptr< VolumeElementForcesAndSourcesCoreOnSide > sideDragFe, std::string side_fe_name, const std::string velocity_field, const std::string pressure_field, boost::shared_ptr< CommonData > common_data)
 Setting up operators for calculating drag force on the solid surface. More...
 
static MoFEMErrorCode setPostProcDragOperators (boost::shared_ptr< PostProcFace > postProcDragPtr, boost::shared_ptr< VolumeElementForcesAndSourcesCoreOnSide > sideDragFe, std::string side_fe_name, const std::string velocity_field, const std::string pressure_field, boost::shared_ptr< CommonData > common_data)
 Setting up operators for post processing output of drag traction. More...
 
static MoFEMErrorCode setCalcVolumeFluxOperators (boost::shared_ptr< VolumeElementForcesAndSourcesCore > fe_flux_ptr, const std::string velocity_field, boost::shared_ptr< CommonData > common_data, const EntityType type=MBTET)
 Setting up operators for calculation of volume flux. More...
 

Detailed Description

Element for simulating viscous fluid flow.

Examples
NavierStokesElement.hpp.

Definition at line 25 of file NavierStokesElement.hpp.

Member Typedef Documentation

◆ EntData

using NavierStokesElement::EntData = EntitiesFieldData::EntData

Definition at line 36 of file NavierStokesElement.hpp.

◆ FaceUserDataOperator

using NavierStokesElement::FaceUserDataOperator = MoFEM::FaceElementForcesAndSourcesCore::UserDataOperator
Examples
NavierStokesElement.hpp.

Definition at line 34 of file NavierStokesElement.hpp.

◆ PostProcFace

using NavierStokesElement::PostProcFace = PostProcBrokenMeshInMoab<FaceElementForcesAndSourcesCore>

Definition at line 29 of file NavierStokesElement.hpp.

◆ PostProcVol

using NavierStokesElement::PostProcVol = PostProcBrokenMeshInMoab<VolumeElementForcesAndSourcesCore>

Definition at line 27 of file NavierStokesElement.hpp.

◆ UserDataOperator

using NavierStokesElement::UserDataOperator = MoFEM::VolumeElementForcesAndSourcesCore::UserDataOperator
Examples
NavierStokesElement.hpp.

Definition at line 32 of file NavierStokesElement.hpp.

Member Function Documentation

◆ addElement()

static MoFEMErrorCode NavierStokesElement::addElement ( MoFEM::Interface &  m_field,
const string  element_name,
const string  velocity_field_name,
const string  pressure_field_name,
const string  mesh_field_name,
const int  dim = 3,
Range *  ents = nullptr 
)
inlinestatic

Setting up elements.

This functions adds element to the database, adds provided fields to rows and columns of the element, provides access of the element to the fields data and adds entities of particular dimension (or a given range of entities to the element)

Parameters
m_fieldMoFEM interface
element_nameName of the element
velocity_field_nameName of the velocity field
pressure_field_nameName of the pressure field
mesh_field_nameName for mesh node positions field
entsRange of entities to be added to element
Returns
Error code
Examples
NavierStokesElement.hpp, and navier_stokes.cpp.

Definition at line 129 of file NavierStokesElement.hpp.

135 {
136 MoFEMFunctionBegin;
137
138 CHKERR m_field.add_finite_element(element_name);
139
140 CHKERR m_field.modify_finite_element_add_field_row(element_name,
141 velocity_field_name);
142 CHKERR m_field.modify_finite_element_add_field_col(element_name,
143 velocity_field_name);
144 CHKERR m_field.modify_finite_element_add_field_data(element_name,
145 velocity_field_name);
146
147 CHKERR m_field.modify_finite_element_add_field_row(element_name,
148 pressure_field_name);
149 CHKERR m_field.modify_finite_element_add_field_col(element_name,
150 pressure_field_name);
151 CHKERR m_field.modify_finite_element_add_field_data(element_name,
152 pressure_field_name);
153
154 CHKERR m_field.modify_finite_element_add_field_data(element_name,
155 mesh_field_name);
156
157 if (ents != nullptr) {
158 CHKERR m_field.add_ents_to_finite_element_by_dim(*ents, dim,
159 element_name);
160 } else {
161 CHKERR m_field.add_ents_to_finite_element_by_dim(0, dim, element_name);
162 }
163
164 MoFEMFunctionReturn(0);
165 }
MoFEMFunctionBegin
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
Definition: definitions.h:346
MoFEMFunctionReturn
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
Definition: definitions.h:416
CHKERR
#define CHKERR
Inline error check.
Definition: definitions.h:535
dim
const int dim
Definition: elec_phys_2D.cpp:12
MoFEM::CoreInterface::add_ents_to_finite_element_by_dim
virtual MoFEMErrorCode add_ents_to_finite_element_by_dim(const EntityHandle entities, const int dim, const std::string &name, const bool recursive=true)=0
add entities to finite element
MoFEM::CoreInterface::add_finite_element
virtual MoFEMErrorCode add_finite_element(const std::string &fe_name, enum MoFEMTypes bh=MF_EXCL, int verb=DEFAULT_VERBOSITY)=0
add finite element
MoFEM::CoreInterface::modify_finite_element_add_field_col
virtual MoFEMErrorCode modify_finite_element_add_field_col(const std::string &fe_name, const std::string name_row)=0
set field col which finite element use
MoFEM::CoreInterface::modify_finite_element_add_field_data
virtual MoFEMErrorCode modify_finite_element_add_field_data(const std::string &fe_name, const std::string name_filed)=0
set finite element field data
MoFEM::CoreInterface::modify_finite_element_add_field_row
virtual MoFEMErrorCode modify_finite_element_add_field_row(const std::string &fe_name, const std::string name_row)=0
set field row which finite element use

◆ setCalcDragOperators()

MoFEMErrorCode NavierStokesElement::setCalcDragOperators ( boost::shared_ptr< FaceElementForcesAndSourcesCore >  dragFe,
boost::shared_ptr< VolumeElementForcesAndSourcesCoreOnSide >  sideDragFe,
std::string  side_fe_name,
const std::string  velocity_field,
const std::string  pressure_field,
boost::shared_ptr< CommonData >  common_data 
)
static

Setting up operators for calculating drag force on the solid surface.

Pushes operators for caluclating drag force components on the fluid-solid interface

Parameters
dragFepointer to face element instance
sideDragFepointer to volume on side element instance
velocity_fieldname of the velocity field
pressure_fieldname of the pressure field
common_datapointer to common data object
Returns
Error code
Examples
NavierStokesElement.cpp, NavierStokesElement.hpp, and navier_stokes.cpp.

Definition at line 150 of file NavierStokesElement.cpp.

155 {
156 MoFEMFunctionBegin;
157
158 auto det_ptr = boost::make_shared<VectorDouble>();
159 auto jac_ptr = boost::make_shared<MatrixDouble>();
160 auto inv_jac_ptr = boost::make_shared<MatrixDouble>();
161
162 for (auto &sit : common_data->setOfFacesData) {
163 sideDragFe->getOpPtrVector().push_back(
164 new OpCalculateVectorFieldGradient<3, 3>(velocity_field,
165 common_data->gradVelPtr));
166 dragFe->getOpPtrVector().push_back(new OpCalculateHOJac<2>(jac_ptr));
167 dragFe->getOpPtrVector().push_back(
168 new OpInvertMatrix<2>(jac_ptr, det_ptr, inv_jac_ptr));
169 dragFe->getOpPtrVector().push_back(
170 new OpSetHOInvJacToScalarBases<2>(H1, inv_jac_ptr));
171
172 dragFe->getOpPtrVector().push_back(new OpCalculateScalarFieldValues(
173 pressure_field, common_data->pressPtr));
174
175 dragFe->getOpPtrVector().push_back(
176 new NavierStokesElement::OpCalcDragTraction(
177 velocity_field, sideDragFe, side_fe_name, common_data, sit.second));
178 dragFe->getOpPtrVector().push_back(new NavierStokesElement::OpCalcDragForce(
179 velocity_field, common_data, sit.second));
180 }
181 MoFEMFunctionReturn(0);
182};
H1
@ H1
continuous field
Definition: definitions.h:85
MoFEM::OpCalculateScalarFieldValues
Get value at integration points for scalar field.
Definition: UserDataOperators.hpp:83
MoFEM::OpCalculateVectorFieldGradient
Get field gradients at integration pts for scalar filed rank 0, i.e. vector field.
Definition: UserDataOperators.hpp:1513
MoFEM::OpSetHOInvJacToScalarBases
Set inverse jacobian to base functions.
Definition: HODataOperators.hpp:73
NavierStokesElement::OpCalcDragForce
Calculate drag force on the fluid-solid interface.
Definition: NavierStokesElement.hpp:490
NavierStokesElement::OpCalcDragTraction
Calculate drag traction on the fluid-solid interface.
Definition: NavierStokesElement.hpp:521

◆ setCalcVolumeFluxOperators()

MoFEMErrorCode NavierStokesElement::setCalcVolumeFluxOperators ( boost::shared_ptr< VolumeElementForcesAndSourcesCore >  fe_flux_ptr,
const std::string  velocity_field,
boost::shared_ptr< CommonData >  common_data,
const EntityType  type = MBTET 
)
static

Setting up operators for calculation of volume flux.

Examples
NavierStokesElement.cpp, and NavierStokesElement.hpp.

Definition at line 124 of file NavierStokesElement.cpp.

127 {
128 MoFEMFunctionBegin;
129
130 for (auto &sit : common_data->setOfBlocksData) {
131
132 if (type == MBPRISM) {
133 boost::shared_ptr<MatrixDouble> inv_jac_ptr(new MatrixDouble);
134 fe_flux_ptr->getOpPtrVector().push_back(
135 new OpMultiplyDeterminantOfJacobianAndWeightsForFatPrisms());
136 fe_flux_ptr->getOpPtrVector().push_back(
137 new OpCalculateInvJacForFatPrism(inv_jac_ptr));
138 fe_flux_ptr->getOpPtrVector().push_back(
139 new OpSetInvJacH1ForFatPrism(inv_jac_ptr));
140 }
141 fe_flux_ptr->getOpPtrVector().push_back(new OpCalculateVectorFieldValues<3>(
142 velocity_field, common_data->velPtr));
143 fe_flux_ptr->getOpPtrVector().push_back(
144 new OpCalcVolumeFlux(velocity_field, common_data, sit.second));
145 }
146
147 MoFEMFunctionReturn(0);
148};
MoFEM::OpCalculateInvJacForFatPrism
Calculate inverse of jacobian for face element.
Definition: UserDataOperators.hpp:3134
MoFEM::OpCalculateVectorFieldValues
Get values at integration pts for tensor filed rank 1, i.e. vector field.
Definition: UserDataOperators.hpp:450
MoFEM::OpMultiplyDeterminantOfJacobianAndWeightsForFatPrisms
Operator for fat prism element updating integration weights in the volume.
Definition: UserDataOperators.hpp:3113
MoFEM::OpSetInvJacH1ForFatPrism
Transform local reference derivatives of shape functions to global derivatives.
Definition: UserDataOperators.hpp:3161

◆ setNavierStokesOperators()

MoFEMErrorCode NavierStokesElement::setNavierStokesOperators ( boost::shared_ptr< VolumeElementForcesAndSourcesCore >  feRhs,
boost::shared_ptr< VolumeElementForcesAndSourcesCore >  feLhs,
const std::string  velocity_field,
const std::string  pressure_field,
boost::shared_ptr< CommonData >  common_data,
const EntityType  type = MBTET 
)
static

Setting up operators for solving Navier-Stokes equations.

Pushes operators for solving Navier-Stokes equations to pipelines of RHS and LHS element instances

Parameters
feRhspointer to RHS element instance
feLhspointer to LHS element instance
velocity_fieldname of the velocity field
pressure_fieldname of the pressure field
common_datapointer to common data object
typetype of entities in the domain
Returns
Error code
Examples
NavierStokesElement.cpp, NavierStokesElement.hpp, and navier_stokes.cpp.

Definition at line 22 of file NavierStokesElement.cpp.

26 {
27 MoFEMFunctionBegin;
28
29 for (auto &sit : common_data->setOfBlocksData) {
30
31 if (type == MBPRISM) {
32 boost::shared_ptr<MatrixDouble> inv_jac_ptr(new MatrixDouble);
33 fe_lhs_ptr->getOpPtrVector().push_back(
34 new OpMultiplyDeterminantOfJacobianAndWeightsForFatPrisms());
35 fe_lhs_ptr->getOpPtrVector().push_back(
36 new OpCalculateInvJacForFatPrism(inv_jac_ptr));
37 fe_lhs_ptr->getOpPtrVector().push_back(
38 new OpSetInvJacH1ForFatPrism(inv_jac_ptr));
39 fe_rhs_ptr->getOpPtrVector().push_back(
40 new OpMultiplyDeterminantOfJacobianAndWeightsForFatPrisms());
41 fe_rhs_ptr->getOpPtrVector().push_back(
42 new OpCalculateInvJacForFatPrism(inv_jac_ptr));
43 fe_rhs_ptr->getOpPtrVector().push_back(
44 new OpSetInvJacH1ForFatPrism(inv_jac_ptr));
45 }
46
47 fe_lhs_ptr->getOpPtrVector().push_back(new OpCalculateVectorFieldValues<3>(
48 velocity_field, common_data->velPtr));
49 fe_lhs_ptr->getOpPtrVector().push_back(
50 new OpCalculateVectorFieldGradient<3, 3>(velocity_field,
51 common_data->gradVelPtr));
52
53 fe_lhs_ptr->getOpPtrVector().push_back(new OpAssembleLhsDiagLin(
54 velocity_field, velocity_field, common_data, sit.second));
55 fe_lhs_ptr->getOpPtrVector().push_back(new OpAssembleLhsDiagNonLin(
56 velocity_field, velocity_field, common_data, sit.second));
57 fe_lhs_ptr->getOpPtrVector().push_back(new OpAssembleLhsOffDiag(
58 velocity_field, pressure_field, common_data, sit.second));
59
60 fe_rhs_ptr->getOpPtrVector().push_back(new OpCalculateVectorFieldValues<3>(
61 velocity_field, common_data->velPtr));
62 fe_rhs_ptr->getOpPtrVector().push_back(
63 new OpCalculateVectorFieldGradient<3, 3>(velocity_field,
64 common_data->gradVelPtr));
65 fe_rhs_ptr->getOpPtrVector().push_back(new OpCalculateScalarFieldValues(
66 pressure_field, common_data->pressPtr));
67
68 fe_rhs_ptr->getOpPtrVector().push_back(
69 new OpAssembleRhsVelocityLin(velocity_field, common_data, sit.second));
70 fe_rhs_ptr->getOpPtrVector().push_back(new OpAssembleRhsVelocityNonLin(
71 velocity_field, common_data, sit.second));
72 fe_rhs_ptr->getOpPtrVector().push_back(
73 new OpAssembleRhsPressure(pressure_field, common_data, sit.second));
74 }
75
76 MoFEMFunctionReturn(0);
77};

◆ setPostProcDragOperators()

MoFEMErrorCode NavierStokesElement::setPostProcDragOperators ( boost::shared_ptr< PostProcFace >  postProcDragPtr,
boost::shared_ptr< VolumeElementForcesAndSourcesCoreOnSide >  sideDragFe,
std::string  side_fe_name,
const std::string  velocity_field,
const std::string  pressure_field,
boost::shared_ptr< CommonData >  common_data 
)
static

Setting up operators for post processing output of drag traction.

Pushes operators for post processing ouput of drag traction components on the fluid-solid interface

Parameters
dragFepointer to face element instance
sideDragFepointer to volume on side element instance
velocity_fieldname of the velocity field
pressure_fieldname of the pressure field
common_datapointer to common data object
Returns
Error code
Examples
NavierStokesElement.cpp, NavierStokesElement.hpp, and navier_stokes.cpp.

Definition at line 184 of file NavierStokesElement.cpp.

189 {
190 MoFEMFunctionBegin;
191
192 auto det_ptr = boost::make_shared<VectorDouble>();
193 auto jac_ptr = boost::make_shared<MatrixDouble>();
194 auto inv_jac_ptr = boost::make_shared<MatrixDouble>();
195
196 for (auto &sit : common_data->setOfFacesData) {
197 sideDragFe->getOpPtrVector().push_back(
198 new OpCalculateVectorFieldGradient<3, 3>(velocity_field,
199 common_data->gradVelPtr));
200 postProcDragPtr->getOpPtrVector().push_back(
201 new OpCalculateHOJac<2>(jac_ptr));
202 postProcDragPtr->getOpPtrVector().push_back(
203 new OpInvertMatrix<2>(jac_ptr, det_ptr, inv_jac_ptr));
204 postProcDragPtr->getOpPtrVector().push_back(
205 new OpSetHOInvJacToScalarBases<2>(H1, inv_jac_ptr));
206
207 postProcDragPtr->getOpPtrVector().push_back(
208 new OpCalculateVectorFieldValues<3>(velocity_field,
209 common_data->velPtr));
210 postProcDragPtr->getOpPtrVector().push_back(
211 new OpCalculateScalarFieldValues(pressure_field,
212 common_data->pressPtr));
213
214 postProcDragPtr->getOpPtrVector().push_back(
215 new NavierStokesElement::OpCalcDragTraction(
216 velocity_field, sideDragFe, side_fe_name, common_data, sit.second));
217 postProcDragPtr->getOpPtrVector().push_back(
218 new NavierStokesElement::OpPostProcDrag(
219 velocity_field, postProcDragPtr->getPostProcMesh(),
220 postProcDragPtr->getMapGaussPts(), common_data, sit.second));
221 }
222 MoFEMFunctionReturn(0);
223};
NavierStokesElement::OpPostProcDrag
Post processing output of drag traction on the fluid-solid interface.
Definition: NavierStokesElement.hpp:552

◆ setStokesOperators()

MoFEMErrorCode NavierStokesElement::setStokesOperators ( boost::shared_ptr< VolumeElementForcesAndSourcesCore >  feRhs,
boost::shared_ptr< VolumeElementForcesAndSourcesCore >  feLhs,
const std::string  velocity_field,
const std::string  pressure_field,
boost::shared_ptr< CommonData >  common_data,
const EntityType  type = MBTET 
)
static

Setting up operators for solving Stokes equations.

Pushes operators for solving Stokes equations to pipelines of RHS and LHS element instances

Parameters
feRhspointer to RHS element instance
feLhspointer to LHS element instance
velocity_fieldname of the velocity field
pressure_fieldname of the pressure field
common_datapointer to common data object
typetype of entities in the domain
Returns
Error code
Examples
NavierStokesElement.cpp, NavierStokesElement.hpp, and navier_stokes.cpp.

Definition at line 79 of file NavierStokesElement.cpp.

83 {
84 MoFEMFunctionBegin;
85
86 for (auto &sit : common_data->setOfBlocksData) {
87
88 if (type == MBPRISM) {
89 boost::shared_ptr<MatrixDouble> inv_jac_ptr(new MatrixDouble);
90 fe_lhs_ptr->getOpPtrVector().push_back(
91 new OpMultiplyDeterminantOfJacobianAndWeightsForFatPrisms());
92 fe_lhs_ptr->getOpPtrVector().push_back(
93 new OpCalculateInvJacForFatPrism(inv_jac_ptr));
94 fe_lhs_ptr->getOpPtrVector().push_back(
95 new OpSetInvJacH1ForFatPrism(inv_jac_ptr));
96 fe_rhs_ptr->getOpPtrVector().push_back(
97 new OpMultiplyDeterminantOfJacobianAndWeightsForFatPrisms());
98 fe_rhs_ptr->getOpPtrVector().push_back(
99 new OpCalculateInvJacForFatPrism(inv_jac_ptr));
100 fe_rhs_ptr->getOpPtrVector().push_back(
101 new OpSetInvJacH1ForFatPrism(inv_jac_ptr));
102 }
103
104 fe_lhs_ptr->getOpPtrVector().push_back(new OpAssembleLhsDiagLin(
105 velocity_field, velocity_field, common_data, sit.second));
106 fe_lhs_ptr->getOpPtrVector().push_back(new OpAssembleLhsOffDiag(
107 velocity_field, pressure_field, common_data, sit.second));
108
109 fe_rhs_ptr->getOpPtrVector().push_back(
110 new OpCalculateVectorFieldGradient<3, 3>(velocity_field,
111 common_data->gradVelPtr));
112
113 fe_rhs_ptr->getOpPtrVector().push_back(new OpCalculateScalarFieldValues(
114 pressure_field, common_data->pressPtr));
115 fe_rhs_ptr->getOpPtrVector().push_back(
116 new OpAssembleRhsVelocityLin(velocity_field, common_data, sit.second));
117 fe_rhs_ptr->getOpPtrVector().push_back(
118 new OpAssembleRhsPressure(pressure_field, common_data, sit.second));
119 }
120
121 MoFEMFunctionReturn(0);
122};
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