type_fv_flux Module Reference

The Finite Volume flux type. More...

Data Types
interface	fv_flux_func
	The abstract function for a numerical flux. More...
interface	fv_flux_limiter_func
	The abstract function for a flux limiter. More...
type	t_fv_flux
	The Finite Volume flux type. More...

Enumerations
enum	{   fv_flux_lf , fv_flux_lw , fv_flux_godunov , fv_flux_richtmyer ,   fv_flux_force , fv_flux_upwind , pure , upwind }
enum	{   fv_flux_limiter_low , fv_flux_limiter_high , fv_flux_limiter_superbee , fv_flux_limiter_minmod ,   fv_flux_limiter_vanleer }

Functions/Subroutines
logical function	t_fv_flux_equal (lhs, rhs)

Variables
type(t_fv_flux), parameter	default_flux_upwind = t_fv_flux(fv_flux_upwind, fv_flux_upwind, fv_flux_limiter_low)
	Default upwind flux.
type(t_fv_flux), parameter	default_flux_godunov = t_fv_flux(fv_flux_godunov, fv_flux_godunov, fv_flux_limiter_low)
	Default Godunov flux.
type(t_fv_flux), parameter	default_flux_lw = t_fv_flux(fv_flux_godunov, fv_flux_lw, fv_flux_limiter_vanleer)
	Default Lax-Wendroff flux.
type(t_fv_flux), parameter	default_flux_force = t_fv_flux(fv_flux_force, fv_flux_force, fv_flux_limiter_low)
	Default FORCE flux.
type(t_fv_flux), parameter	default_flux_flic = t_fv_flux(fv_flux_force, fv_flux_richtmyer, fv_flux_limiter_vanleer)
	Default FLIC flux.

Detailed Description

A FV flux is made of:

• a low-order scheme
• a high-order scheme
• a limiter that blends between the two above

Important

The default flux is made of a lower godunov scheme, a high-order Lax-Wendroff scheme and a van Leer limiter.

Todo

MCO: details needed here