rotate_flux Struct Reference

#include <ERF_MOSTStress.H>

Collaboration diagram for rotate_flux:

Public Member Functions
	rotate_flux ()
AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real	compute_q_flux (const int &i, const int &j, const int &k, const amrex::Array4< const amrex::Real > &cons_arr, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &qvm_arr, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &q_star_arr, const amrex::Array4< const amrex::Real > &q_surf_arr) const
AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real	compute_t_flux (const int &i, const int &j, const int &k, const amrex::Array4< const amrex::Real > &cons_arr, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &tm_arr, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &t_star_arr, const amrex::Array4< const amrex::Real > &t_surf_arr) const
AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real	compute_u_flux (const int &i, const int &j, const int &k, const amrex::Array4< const amrex::Real > &cons_arr, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &u_star_arr) const
AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real	compute_v_flux (const int &, const int &, const int &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &, const amrex::Array4< const amrex::Real > &) const

Private Attributes
const amrex::Real	eps = amrex::Real(1e-15)

Detailed Description

Rotate flux formulation

Constructor & Destructor Documentation

rotate_flux()

rotate_flux::rotate_flux ( )

inline

Construct the rotated-flux calculator.

{}

Member Function Documentation

compute_q_flux()

AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real rotate_flux::compute_q_flux ( const int &  i, const int &  j, const int &  k, const amrex::Array4< const amrex::Real > &  cons_arr, const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  qvm_arr, const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  q_star_arr, const amrex::Array4< const amrex::Real > &  q_surf_arr  ) const

inline

Compute moisture flux for one surface point.

Calling sequence

i, j, k, cons_arr, velx_arr, vely_arr, umm_arr, qvm_arr, u_star_arr, q_star_arr, q_surf_arr.

    {
        // NOTE: this is the total stress
        amrex::Real qv_mean = qvm_arr(i,j,0);
        amrex::Real qv_surf = q_surf_arr(i,j,0);
        amrex::Real rho     = cons_arr(i,j,k,Rho_comp);
        amrex::Real qstar   = q_star_arr(i,j,0);
        amrex::Real moflux  = (std::abs(qstar) > eps) ? -rho * qstar * (qv_mean-qv_surf): zero;
 
        return moflux;
    }

compute_t_flux()

AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real rotate_flux::compute_t_flux ( const int &  i, const int &  j, const int &  k, const amrex::Array4< const amrex::Real > &  cons_arr, const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  tm_arr, const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  t_star_arr, const amrex::Array4< const amrex::Real > &  t_surf_arr  ) const

inline

Compute heat flux for one surface point.

Calling sequence

i, j, k, cons_arr, velx_arr, vely_arr, umm_arr, tm_arr, u_star_arr, t_star_arr, t_surf_arr.

    {
        // NOTE: this is the total stress
        amrex::Real theta_mean = tm_arr(i,j,0);
        amrex::Real theta_surf = t_surf_arr(i,j,0);
        amrex::Real rho        = cons_arr(i,j,k,Rho_comp);
        amrex::Real tstar      = t_star_arr(i,j,0);
        amrex::Real moflux = (std::abs(tstar) > eps) ? -rho * tstar * (theta_mean-theta_surf) : zero;
 
        return moflux;
    }

compute_u_flux()

AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real rotate_flux::compute_u_flux ( const int &  i, const int &  j, const int &  k, const amrex::Array4< const amrex::Real > &  cons_arr, const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  u_star_arr  ) const

inline

Compute x-momentum flux for one surface face.

Calling sequence

i, j, k, cons_arr, velx_arr, vely_arr, umm_arr, um_arr, u_star_arr.

    {
        // NOTE: this is the total stress
        amrex::Real rho     = myhalf *( cons_arr(i-1,j,k,Rho_comp) + cons_arr(i  ,j,k,Rho_comp) );
        amrex::Real ustar   = myhalf * ( u_star_arr(i-1,j,0) + u_star_arr(i,j,0) );
        amrex::Real stressx = -rho * ustar * ustar;
 
        return stressx;
    }

compute_v_flux()

AMREX_GPU_DEVICE AMREX_FORCE_INLINE amrex::Real rotate_flux::compute_v_flux ( const int &  , const int &  , const int &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &  , const amrex::Array4< const amrex::Real > &    ) const

inline

Compute y-momentum flux for one surface face.

Calling sequence

i, j, k, cons_arr, velx_arr, vely_arr, umm_arr, vm_arr, u_star_arr.

    {
        // NOTE: this is the total stress
        amrex::Real stressy = zero;
 
        return stressy;
    }

Member Data Documentation

eps

const amrex::Real rotate_flux::eps = amrex::Real(1e-15)

private

Referenced by compute_q_flux(), and compute_t_flux().

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The documentation for this struct was generated from the following file:

• Source/BoundaryConditions/ERF_MOSTStress.H