m_sim_helpers Module Reference

Functions/Subroutines
real(wp) function	f_compute_filtered_dtheta (k, l)
	Computes the modified dtheta for Fourier filtering in azimuthal direction.
real(wp) function	f_compute_multidim_cfl_terms (vel, c, j, k, l)
	Computes inviscid CFL terms for multi-dimensional cases (2D/3D only)
subroutine, public	s_compute_enthalpy (q_prim_vf, pres, rho, gamma, pi_inf, re, h, alpha, vel, vel_sum, qv, j, k, l)
	Computes enthalpy.
subroutine, public	s_compute_stability_from_dt (vel, c, rho, re_l, j, k, l, icfl_sf, vcfl_sf, rc_sf)
	Computes stability criterion for a specified dt.
subroutine, public	s_compute_dt_from_cfl (vel, c, max_dt, rho, re_l, j, k, l)
	Computes dt for a specified CFL number.

Function/Subroutine Documentation

f_compute_filtered_dtheta()

real(wp) function m_sim_helpers::f_compute_filtered_dtheta	(	integer, intent(in)	k,
		integer, intent(in)	l )

Computes the modified dtheta for Fourier filtering in azimuthal direction.

Parameters

k	y coordinate index
l	z coordinate index

Returns

fltr_dtheta Modified dtheta value for cylindrical coordinates

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f_compute_multidim_cfl_terms()

real(wp) function m_sim_helpers::f_compute_multidim_cfl_terms	(	real(wp), dimension(num_vels), intent(in)	vel,
		real(wp), intent(in)	c,
		integer, intent(in)	j,
		integer, intent(in)	k,
		integer, intent(in)	l )

Computes inviscid CFL terms for multi-dimensional cases (2D/3D only)

Parameters

vel	directional velocities
c	mixture speed of sound
j	x coordinate index
k	y coordinate index
l	z coordinate index

Returns

cfl_terms computed CFL terms for 2D/3D cases

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s_compute_dt_from_cfl()

subroutine, public m_sim_helpers::s_compute_dt_from_cfl	(	real(wp), dimension(num_vels), intent(in)	vel,
		real(wp), intent(in)	c,
		real(wp), dimension(0:m, 0:n, 0:p), intent(inout)	max_dt,
		real(wp), intent(in)	rho,
		real(wp), dimension(2), intent(in)	re_l,
		integer, intent(in)	j,
		integer, intent(in)	k,
		integer, intent(in)	l )

Computes dt for a specified CFL number.

Parameters

vel	directional velocities
max_dt	cell centered maximum dt
rho	cell centered density
Re_l	cell centered Reynolds number
j	x coordinate
k	y coordinate
l	z coordinate

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s_compute_enthalpy()

subroutine, public m_sim_helpers::s_compute_enthalpy	(	type(scalar_field), dimension(sys_size), intent(in)	q_prim_vf,
		real(wp), intent(inout)	pres,
		real(wp), intent(inout)	rho,
		real(wp), intent(inout)	gamma,
		real(wp), intent(inout)	pi_inf,
		real(wp), dimension(2), intent(inout)	re,
		real(wp), intent(inout)	h,
		real(wp), dimension(num_fluids), intent(inout)	alpha,
		real(wp), dimension(num_vels), intent(inout)	vel,
		real(wp), intent(inout)	vel_sum,
		real(wp), intent(out)	qv,
		integer, intent(in)	j,
		integer, intent(in)	k,
		integer, intent(in)	l )

Computes enthalpy.

Parameters

q_prim_vf	cell centered primitive variables
pres	mixture pressure
rho	mixture density
gamma	mixture gamma
pi_inf	mixture pi_inf
Re	mixture reynolds number
H	mixture enthalpy
alpha	component alphas
vel	directional velocities
vel_sum	squard sum of velocity components
j	x index
k	y index
l	z index

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s_compute_stability_from_dt()

subroutine, public m_sim_helpers::s_compute_stability_from_dt	(	real(wp), dimension(num_vels), intent(in)	vel,
		real(wp), intent(in)	c,
		real(wp), intent(in)	rho,
		real(wp), dimension(2), intent(in)	re_l,
		integer, intent(in)	j,
		integer, intent(in)	k,
		integer, intent(in)	l,
		real(wp), dimension(0:m, 0:n, 0:p), intent(inout)	icfl_sf,
		real(wp), dimension(0:m, 0:n, 0:p), intent(inout), optional	vcfl_sf,
		real(wp), dimension(0:m, 0:n, 0:p), intent(inout), optional	rc_sf )

Computes stability criterion for a specified dt.

Parameters

vel	directional velocities
c	mixture speed of sound
Re_l	mixture Reynolds number
j	x index
k	y index
l	z index
icfl_sf	cell-centered inviscid cfl number
vcfl_sf	(optional) cell-centered viscous CFL number
Rc_sf	(optional) cell centered Rc

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