ldfss0 Module

  1. ldfss0.f90
  2. ldfss0

Reference: Edwards, J.R., A low-diffusion flux-splitting scheme for Navier-Stokes calculations, Computers & Fluids, vol. 26, no. 6, pp.635-659, 1997


Uses

  • module~~ldfss0~~UsesGraph module~ldfss0 ldfss0 module~vartypes vartypes module~ldfss0->module~vartypes iso_fortran_env iso_fortran_env module~vartypes->iso_fortran_env

Used by

  • module~~ldfss0~~UsedByGraph module~ldfss0 ldfss0 module~scheme scheme module~scheme->module~ldfss0 module~solver solver module~solver->module~scheme module~update update module~solver->module~update module~update->module~scheme program~main main program~main->module~solver

Contents

Subroutines


Subroutines

private subroutine compute_flux(Flux, f_qp_left, f_qp_right, faces, flags, flow, bc, dims)

A generalized subroutine to calculate flux through the input-argument direction, :x,y, or z which corresponds to the I,J, or K direction respectively

Arguments

Type IntentOptional AttributesName
real(kind=wp), intent(inout), dimension(:, :, :, :):: Flux

Store fluxes throught the any(I,J,K) faces
real(kind=wp), intent(inout), dimension(1-flags(1):dims%imx-1+2*flags(1), 1-flags(2):dims%jmx-1+2*flags(2), 1-flags(3):dims%kmx-1+2*flags(3), 1:dims%n_var):: f_qp_left

primitve state variable at face
real(kind=wp), intent(inout), dimension(1-flags(1):dims%imx-1+2*flags(1), 1-flags(2):dims%jmx-1+2*flags(2), 1-flags(3):dims%kmx-1+2*flags(3), 1:dims%n_var):: f_qp_right

primitve state variable at face
type(facetype), intent(in), dimension(-2:dims%imx+2+flags(1),-2:dims%jmx+2+flags(2),-2:dims%kmx+2+flags(3)):: faces

Face quantities: area and unit normal
integer, intent(in), dimension(3):: flags

flags for direction switch
type(flowtype), intent(in) :: flow

Information about fluid flow: freestream-speed, ref-viscosity,etc.
type(boundarytype), intent(in) :: bc

boundary conditions and fixed values
type(extent), intent(in) :: dims

Extent of the domain:imx,jmx,kmx

public subroutine compute_fluxes(F, G, H, x_qp_l, x_qp_r, y_qp_l, y_qp_r, z_qp_l, z_qp_r, Ifaces, Jfaces, Kfaces, flow, bc, dims)

Call to compute fluxes throught faces in each direction

Arguments

Type IntentOptional AttributesName
real(kind=wp), intent(inout), dimension(:, :, :, :):: F

Store fluxes throught the I faces
real(kind=wp), intent(inout), dimension(:, :, :, :):: G

Store fluxes throught the J faces
real(kind=wp), intent(inout), dimension(:, :, :, :):: H

Store fluxes throught the K faces
real(kind=wp), intent(inout), dimension(0:dims%imx+1,1:dims%jmx-1,1:dims%kmx-1,1:dims%n_var):: x_qp_l

Store primitive state at the I-face

real(kind=wp), intent(inout), dimension(0:dims%imx+1,1:dims%jmx-1,1:dims%kmx-1,1:dims%n_var):: x_qp_r

Store primitive state at the I-face

real(kind=wp), intent(inout), dimension(1:dims%imx-1,0:dims%jmx+1,1:dims%kmx-1,1:dims%n_var):: y_qp_l

Store primitive state at the J-face

real(kind=wp), intent(inout), dimension(1:dims%imx-1,0:dims%jmx+1,1:dims%kmx-1,1:dims%n_var):: y_qp_r

Store primitive state at the J-face

real(kind=wp), intent(inout), dimension(1:dims%imx-1,1:dims%jmx-1,0:dims%kmx+1,1:dims%n_var):: z_qp_l

Store primitive state at the K-face

real(kind=wp), intent(inout), dimension(1:dims%imx-1,1:dims%jmx-1,0:dims%kmx+1,1:dims%n_var):: z_qp_r

Store primitive state at the K-face

type(facetype), intent(in), dimension(-2:dims%imx+3,-2:dims%jmx+2,-2:dims%kmx+2):: Ifaces

Store face quantites for I faces

type(facetype), intent(in), dimension(-2:dims%imx+2,-2:dims%jmx+3,-2:dims%kmx+2):: Jfaces

Store face quantites for J faces

type(facetype), intent(in), dimension(-2:dims%imx+2,-2:dims%jmx+2,-2:dims%kmx+3):: Kfaces

Store face quantites for K faces

type(flowtype), intent(in) :: flow

Information about fluid flow: freestream-speed, ref-viscosity,etc.
type(boundarytype), intent(in) :: bc

boundary conditions and fixed values
type(extent), intent(in) :: dims

Extent of the domain:imx,jmx,kmx