fluid_scheme_compressible_euler Module Reference

Data Types
type	fluid_scheme_compressible_euler_t

Functions/Subroutines
subroutine	fluid_scheme_compressible_euler_init (this, msh, lx, params, user, chkp)
	Boundary condition factory for density.
subroutine	fluid_scheme_compressible_euler_free (this)
	Free allocated memory and cleanup.
subroutine	fluid_scheme_compressible_euler_step (this, time, dt_controller)
	Advance the fluid simulation one timestep.
subroutine	fluid_scheme_compressible_euler_setup_bcs (this, user, params)
	Set up boundary conditions for the fluid scheme.
subroutine	compute_h (this)
	Copied from les_model_compute_delta in les_model.f90 TODO: move to a separate module Compute characteristic mesh size h.
subroutine	fluid_scheme_compressible_euler_restart (this, chkp)
	Restart the simulation from saved state.

Function/Subroutine Documentation

compute_h()

subroutine fluid_scheme_compressible_euler::compute_h ( class(fluid_scheme_compressible_euler_t), intent(inout)  this )

private

Parameters

this	The fluid scheme object

Definition at line 462 of file fluid_scheme_compressible_euler.f90.

fluid_scheme_compressible_euler_free()

subroutine fluid_scheme_compressible_euler::fluid_scheme_compressible_euler_free ( class(fluid_scheme_compressible_euler_t), intent(inout)  this )

private

Parameters

this	The fluid scheme object to destroy

Definition at line 223 of file fluid_scheme_compressible_euler.f90.

fluid_scheme_compressible_euler_init()

subroutine fluid_scheme_compressible_euler::fluid_scheme_compressible_euler_init	(	class(fluid_scheme_compressible_euler_t), intent(inout), target	this,
		type(mesh_t), intent(inout), target	msh,
		integer, intent(in)	lx,
		type(json_file), intent(inout), target	params,
		type(user_t), intent(in), target	user,
		type(chkp_t), intent(inout), target	chkp
	)

Will mark a mesh zone for the bc and finalize.

Parameters

[in,out]	object	The object to be allocated.
[in]	scheme	The fluid_scheme_compressible_euler_t scheme.
[in,out]	json	JSON object for initializing the bc.
[in]	coef	SEM coefficients.
[in]	user	The user interface. Boundary condition factory for pressure.

Will mark a mesh zone for the bc and finalize.

Parameters

[in,out]	object	The object to be allocated.
[in]	scheme	The fluid_scheme_compressible_euler_t scheme.
[in,out]	json	JSON object for initializing the bc.
[in]	coef	SEM coefficients.
[in]	user	The user interface. Boundary condition factory for velocity

Will mark a mesh zone for the bc and finalize.

Parameters

[in,out]	object	The object to be allocated.
[in]	scheme	The fluid_scheme_compressible_euler_t scheme.
[in,out]	json	JSON object for initializing the bc.
[in]	coef	SEM coefficients.
[in]	user	The user interface. Initialize the compressible Euler fluid scheme
	this	The fluid scheme object
	msh	Mesh data structure
	lx	Polynomial order in x-direction
	params	JSON configuration parameters
	user	User-defined parameters and functions
	chkp	Checkpoint to write to

Definition at line 151 of file fluid_scheme_compressible_euler.f90.

fluid_scheme_compressible_euler_restart()

subroutine fluid_scheme_compressible_euler::fluid_scheme_compressible_euler_restart ( class(fluid_scheme_compressible_euler_t), intent(inout), target  this, type(chkp_t), intent(inout)  chkp  )

private

Parameters

this	The fluid scheme object
dtlag	Previous timestep sizes
tlag	Previous time values

Definition at line 533 of file fluid_scheme_compressible_euler.f90.

fluid_scheme_compressible_euler_setup_bcs()

subroutine fluid_scheme_compressible_euler::fluid_scheme_compressible_euler_setup_bcs ( class(fluid_scheme_compressible_euler_t), intent(inout), target  this, type(user_t), intent(in), target  user, type(json_file), intent(inout)  params  )

private

Parameters

this	The fluid scheme object
user	User-defined boundary conditions
params	Configuration parameters

Definition at line 354 of file fluid_scheme_compressible_euler.f90.

fluid_scheme_compressible_euler_step()

subroutine fluid_scheme_compressible_euler::fluid_scheme_compressible_euler_step ( class(fluid_scheme_compressible_euler_t), intent(inout), target  this, type(time_state_t), intent(in)  time, type(time_step_controller_t), intent(in)  dt_controller  )

private

Parameters

this	The fluid scheme object
time	Current simulation time state
ext_bdf	Time integration controller
dt_controller	Timestep size controller

Apply density boundary conditions

Update variables

Apply velocity boundary conditions

Update p = (gamma - 1) * (E - 0.5 * rho * (u^2 + v^2 + w^2))

Apply pressure boundary conditions

Compute entropy S = 1/(gamma-1) * rho * (log(p) - gamma * log(rho))

Update maximum wave speed for CFL computation

Definition at line 246 of file fluid_scheme_compressible_euler.f90.