This function generates a PEMFC grid including gas diffusion and catalyst layers. More...

#include <geometries.h>

Inheritance diagram for FuelCellShop::Geometry::Pemfc< dim >:

Collaboration diagram for FuelCellShop::Geometry::Pemfc< dim >:

Public Member Functions
	Pemfc (const bool create_replica)
	PROTOTYPE constructor. More...

virtual void	generate_grid (Triangulation< dim > &triangulation) const
	This function builds a grid for a standard PEMFC with gas diffusion layers (GDL) and catalyst layers (CL) More...

Public Member Functions inherited from FuelCellShop::Geometry::GridBase< dim >
void	generate_grid_with_curved_boundaries (Triangulation< dim > &triangulation, const types::boundary_id &bdry_id, boost::shared_ptr< Boundary< dim > > boundary) const
	This function is like the previous one `generate_grid()` but allows to assign a curved boundary `boundary` to that with the boundary id `bdry_id`. More...

std::vector< unsigned int >	get_material_id (const std::string) const
	Return a vector with all material ids associated with string. More...

unsigned int	get_boundary_id (ParameterHandler &param, const std::string boundary) const
	Return boundary id. More...

unsigned int	get_boundary_id (const std::string) const
	Return boundary id. More...

void	output_grid (const Triangulation< dim > &triangulation, const std::string filename) const
	Output the grid. More...

void	refine_area (Triangulation< dim > &triangulation, const unsigned int material_id)
	Refine a certain part of the grid depending on material_ID given. More...

std::string	get_mesh_type ()
	Return the type of mesh that is being used. More...

double	L_channel_c ()
	Return the Width of the cathode gas channel. More...

double	L_land_c ()
	Return the Width of the cathode current collector. More...

double	L_gdl_c ()
	Return the Thickness of the cathode gas diffusion layer. More...

std::vector< double >	L_cat_c ()
	Return the thickness of the cathode catalyst layer. More...

double	L_mpl_c ()
	Return the Thickness of the cathode microporous layer. More...

double	L_mem ()
	Return the Thickness of the membrane. More...

double	L_cat_a ()
	Return the Thickness of the anode catalyst layer. More...

double	L_mpl_a ()
	Return the Thickness of the anode microporous layer. More...

double	L_gdl_a ()
	Return the Thickness of the anode gas diffusion layer. More...

double	L_channel_a ()
	Return the Width of the anode gas channel. More...

double	L_land_a ()
	Return the Width of the anode current collector. More...

Static Public Attributes
static const std::string	concrete_name

Protected Member Functions
	Pemfc ()
	Default constructor. More...

Instance Delivery (function)
virtual boost::shared_ptr < FuelCellShop::Geometry::GridBase < dim > >	create_replica ()
	This member function is used to create an object of type micro porous layer. More...

Protected Member Functions inherited from FuelCellShop::Geometry::GridBase< dim >
	GridBase ()
	Constructor. More...

virtual	~GridBase ()
	Destructor. More...

void	initialize (ParameterHandler &param)

void	print_material_id_and_boundary_id (const Triangulation< dim > &triangulation) const

Static Protected Attributes
Instance Delivery (Data member)
static Pemfc< dim > const *	PROTOTYPE
	Create prototype for the layer. More...

Additional Inherited Members
Static Public Member Functions inherited from FuelCellShop::Geometry::GridBase< dim >
static void	declare_GridGenerator_parameters (ParameterHandler &param)
	Function used to declare all the data necessary in the parameter files for all GridBase children. More...

static boost::shared_ptr < FuelCellShop::Geometry::GridBase < dim > >	create_GridGenerator (ParameterHandler &param)
	Generate the appropriate mesh generator object based on the parameters in the input file. More...

Public Attributes inherited from FuelCellShop::Geometry::GridBase< dim >
bool	read_from_file

Protected Types inherited from FuelCellShop::Geometry::GridBase< dim >
typedef std::map< std::string, GridBase< dim > * >	_mapFactory
	This object is used to store all objects of type GasDiffusionLayer. More...

Static Protected Member Functions inherited from FuelCellShop::Geometry::GridBase< dim >
static _mapFactory *	get_mapFactory ()

Protected Attributes inherited from FuelCellShop::Geometry::GridBase< dim >
std::string	mesh_type_name
	Specify if you would like to load a mesh from file or if you would like a module from the mesh generator Options: File \| Cathode \| Anode \| CathodeMPL \| Pemfc \| PemfcMPL. More...

std::string	mesh_name
	Name of the mesh file. More...

std::string	mesh_type
	Specify if it is a UNV file, MSH file, etc. More...

unsigned int	num_refine
	Initial number of refinements. More...

double	l_channel_c
	Width of the cathode gas channel. More...

double	l_land_c
	Width of the cathode current collector. More...

double	l_gdl_c
	Thickness of the cathode gas diffusion layer. More...

double	l_mpl_c
	Thickness of the cathode microporous layer. More...

std::vector< double >	l_cat_c
	Thickness of the cathode catalyst layer. More...

double	l_mem
	Thickness of the membrane. More...

double	l_cat_a
	Thickness of the anode catalyst layer. More...

double	l_mpl_a
	Thickness of the anode microporous layer. More...

double	l_gdl_a
	Thickness of the anode gas diffusion layer. More...

double	l_channel_a
	Width of the anode gas channel. More...

double	l_land_a
	Width of the anode current collector. More...

double	l_cube
	Cube edge for HyperCube mesh. More...

unsigned int	num_vert
	Number of cells tall the initial grid. More...

unsigned int	num_c_GDL
	Number of cells wide cathode gas diffusion layer. More...

unsigned int	num_c_MPL
	Number of cells wide cathode microporous layer. More...

unsigned int	num_c_CL
	Number of cells wide cathode catalyst layer. More...

unsigned int	num_membrane
	Number of cells wide membrane layer. More...

unsigned int	num_a_CL
	Number of cells wide anode catalyst layer. More...

unsigned int	num_a_MPL
	Number of cells wide anode microporous layer. More...

unsigned int	num_a_GDL
	Number of cells wide anode gas diffusion layer. More...

unsigned int	test_mid
	Material id for test cell (GridTest app) More...

unsigned int	c_CC_mid
	Material id cathode current collector. More...

unsigned int	c_GC_mid
	Material id cathode gas channel. More...

unsigned int	c_GDL_mid
	Material id cathode GDL. More...

unsigned int	c_MPL_mid
	Material id cathode MPL. More...

std::vector< unsigned int >	c_CL_mid
	Material id cathode catalyst layer. More...

unsigned int	membrane_mid
	Material id membrane. More...

unsigned int	a_CL_mid
	Material id anode catalyst layer. More...

unsigned int	a_MPL_mid
	Material id anode MPL. More...

unsigned int	a_GDL_mid
	Material id anode GDL. More...

unsigned int	a_CC_mid
	Material id anode current collector. More...

unsigned int	a_GC_mid
	Material id anode gas channel. More...

unsigned int	c_Ch_GDL_bid
	Boundary id cathode channel and GDL. More...

unsigned int	c_BPP_GDL_bid
	Boundary id cathode BPP and GDL. More...

unsigned int	c_GDL_CL_bid
	Boundary id cathode GDL and CL. More...

unsigned int	c_CL_Membrane_bid
	Boundary id cathode CL and membrane. More...

unsigned int	c_GDL_MPL_bid
	Boundary id cathode GDL and MPL. More...

unsigned int	c_MPL_CL_bid
	Boundary id cathode MPL and CL. More...

unsigned int	a_Membrane_CL_bid
	Boundary id anode membrane and CL. More...

unsigned int	a_CL_GDL_bid
	Boundary id anode CL and GDL. More...

unsigned int	a_GDL_BPP_bid
	Boundary id anode GDL and BPP. More...

unsigned int	a_GDL_Ch_bid
	Boundary id anode GDL and channel. More...

unsigned int	a_MPL_GDL_bid
	Boundary id anode GDL and MPL. More...

unsigned int	a_CL_MPL_bid
	Boundary id anode MPL and CL. More...

double	r_agg
	Agglomerate radius. More...

double	delta_agg
	Electrolyte thin film thickness. More...

unsigned int	r_agg_mid
	Porous Agglomerate Material ID. More...

unsigned int	delta_agg_mid
	Electrolyte Thin Film Material ID. More...

unsigned int	r_delta_bid
	Boundary ID for agglomerate/thin film boundary. More...

unsigned int	delta_bid
	Boundary ID for thin film external boundary. More...

Point< dim >	center
	Centre point of the circular/spherical domain. More...

Detailed Description

template<int dim>
class FuelCellShop::Geometry::Pemfc< dim >

This function generates a PEMFC grid including gas diffusion and catalyst layers.

The grid contains all material IDs and boundary IDs and default values are shown below in the generate_grid() function.

Constructor & Destructor Documentation

template<int dim>

FuelCellShop::Geometry::Pemfc< dim >::Pemfc ( const bool create_replica )

inline

PROTOTYPE constructor.

Warning: For internal use only. Use create_GridGenerator instead.

References FuelCellShop::Geometry::Pemfc< dim >::concrete_name, and FuelCellShop::Geometry::GridBase< dim >::get_mapFactory().

Here is the call graph for this function:

template<int dim>

FuelCellShop::Geometry::Pemfc< dim >::Pemfc ( )

inlineprotected

Default constructor.

Member Function Documentation

template<int dim>

virtual boost::shared_ptr<FuelCellShop::Geometry::GridBase<dim> > FuelCellShop::Geometry::Pemfc< dim >::create_replica ( )

inlineprotectedvirtual

This member function is used to create an object of type micro porous layer.

Warning: This class MUST be redeclared in every child.

Reimplemented from FuelCellShop::Geometry::GridBase< dim >.

template<int dim>

virtual void FuelCellShop::Geometry::Pemfc< dim >::generate_grid ( Triangulation< dim > & triangulation ) const

virtual

This function builds a grid for a standard PEMFC with gas diffusion layers (GDL) and catalyst layers (CL)

Material ID:

Cathode GDL 2
Cathode CL 4
Membrane 5
Anode CL 6
Anode GDL 8

Boundary ID:
Cathode GDL/BPP 1
Cathode GDL/Gas Channel 2
Cathode GDL/CL 3
Cathode CL/Membrane 4
Anode CL/Membrane 5
Anode CL/GDL 6
Anode GDL/BPP 7
Anode GDL/Gas Channel 8
Symmetric 0

Schematic | | | | | |

BID 2 8

GDL CL Mem CL GDL

MID | 2 | 4 | 5 | 6 | 8 | | | | | | | BID 1 3 4 5 6 7 | | | | | | Cathode Anode

Lengths:
Cathode + Anode GDL 2.0E-2cm
Cathode + Anode CL 1.0E-3cm
Membrane 2.0E-2cm
Gas Channel 0.1cm
Bipolar Plate Rib 0.1cm

Cells:
6 cells tall
Cathode + Anode GDL 4 cells wide
Cathode + Anode CL 1 cell wide
Membrane 4 cells wide

Note: to automatically refine the grid after grid creation set the number of initial refeinements parameter