IndexRundeck: E6F40Created: Fri May 17 03:30:27 EDT 2024

UNRDRAG_COM

File: ATMDYN.f
Summary:
Author :
Version:

Subroutines:
init_unrdrag


Global Variables:
im : used from resolution

jm : used from resolution

r8 : integer, parameter
: kind parameter of real*8
Initial Value = selected_real_kind(12)
Used by: | :nonorographic_drag | :orographic_drag |
z4var : real, dimension(IM, 2:JM)
: Subgrid-scale orographic variances multiplied by 4 at uv grids
eke_by2 : real(r8)
: It is a tunable parameter from Eq.(3.1b) in McFarlane (JAS, 1987).
Initial Value = 5.5E-6_r8
flag : integer, parameter
= 1 for B1 ( peak flux at c0 = 0 )
Initial Value = 0
bt : real(r8), allocatable, dimension(:, :)
: sum of |momentum flux| for all +/-c (kg/m/s^2)
n_kh : integer, parameter
: number of horizontal wavenumbers
Initial Value = 1
bm : real(r8), parameter, dimension(N_Kh)
: amplitude for the spectrum (m^2/s^2) ~ u'w'
Initial Value = (/0.01_r8/)
cw : real(r8), parameter, dimension(N_Kh)
: half-width for the spectrum in C (m/s)
Initial Value = (/10.0_r8/)
c_inf : real(r8), parameter, dimension(N_Kh)
Initial Value = -3.0_r8 * Cw
n_c : integer, parameter
: number of C samples in source spectrum
Initial Value = 100
c_sup : real(r8), parameter, dimension(N_Kh)
Initial Value = 3.0_r8 * Cw
dc : real(r8), parameter, dimension(N_Kh)
: spectral resolution (m/s)
Initial Value = (C_sup - C_inf)
c : real(r8), dimension(N_C, N_Kh)
: horizontal phase speed grid
iz0 : integer, dimension(2:JM)
: vertical grid index of GW source (function of latitude)
wavelenth : real(r8), parameter, dimension(N_Kh)
: wavelength of included gravity wave
Initial Value = (/100.0_r8/)
n_az : integer, parameter
: number of azimuths which is even.
Initial Value = 4
kh : real(r8), dimension(N_Kh)
: horizontal wave number grid
ah2 : real(r8), dimension(N_Az)
: used to compute components of velocity in azimuthal directions
ah1 : real(r8), dimension(N_Az)
: used to compute components of velocity in azimuthal directions
aln2 : real(r8), parameter
: ln(2.0)
Initial Value = 0.69314718055994529_r8
l_min : integer
:

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