fluid_stats Module Reference

Computes various statistics for the fluid fields. We use the Reynolds decomposition for a field u = + u' = U + u' Spatial derivatives i.e. du/dx we denote dudx.

Data Types
type	fluid_stats_t

Functions/Subroutines
subroutine	fluid_stats_init (this, coef, u, v, w, p, set)
	Constructor. Initialize the fields associated with fluid_stats. More...
subroutine	fluid_stats_update (this, k)
	Updates all fields with a new sample. More...
subroutine	fluid_stats_free (this)
	Destructor. More...
subroutine	fluid_stats_reset (this)
	Resets all the computed means values and sampling times to zero. More...
subroutine	fluid_stats_make_strong_grad (this)
subroutine	fluid_stats_post_process (this, mean, reynolds, pressure_flatness, pressure_skewness, skewness_tensor, mean_vel_grad, dissipation_tensor)
	Compute certain physical statistical quantities based on existing mean fields. More...

Function/Subroutine Documentation

fluid_stats_free()

subroutine fluid_stats::fluid_stats_free ( class(fluid_stats_t), intent(inout)  this )

private

Definition at line 572 of file fluid_stats.f90.

fluid_stats_init()

subroutine fluid_stats::fluid_stats_init	(	class(fluid_stats_t), intent(inout), target	this,
		type(coef_t), optional, target	coef,
		type(field_t), intent(inout), target	u,
		type(field_t), intent(inout), target	v,
		type(field_t), intent(inout), target	w,
		type(field_t), intent(inout), target	p,
		character(*), intent(in), optional	set
	)

Parameters

coef	SEM coefficients. Optional.
u	The x component of velocity.
v	The y component of velocity.
w	The z component of velocity.
p	The pressure.
set	Specifies the subset of the statistics to be collected. Optional. Either basic or full, defaults to full.

Pressure

Pressure * velocity

Definition at line 167 of file fluid_stats.f90.

fluid_stats_make_strong_grad()

subroutine fluid_stats::fluid_stats_make_strong_grad ( class(fluid_stats_t)  this )

private

Definition at line 662 of file fluid_stats.f90.

fluid_stats_post_process()

subroutine fluid_stats::fluid_stats_post_process ( class(fluid_stats_t)  this, type(field_list_t), intent(inout), optional  mean, type(field_list_t), intent(inout), optional  reynolds, type(field_list_t), intent(inout), optional  pressure_flatness, type(field_list_t), intent(inout), optional  pressure_skewness, type(field_list_t), intent(inout), optional  skewness_tensor, type(field_list_t), intent(inout), optional  mean_vel_grad, type(field_list_t), intent(inout), optional  dissipation_tensor  )

private

Definition at line 718 of file fluid_stats.f90.

fluid_stats_reset()

subroutine fluid_stats::fluid_stats_reset ( class(fluid_stats_t), intent(inout), target  this )

private

Definition at line 606 of file fluid_stats.f90.

fluid_stats_update()

subroutine fluid_stats::fluid_stats_update ( class(fluid_stats_t), intent(inout)  this, real(kind=rp), intent(in)  k  )

private

Parameters

k	Time elapsed since the last update.

Uf is u and Umf is

Definition at line 313 of file fluid_stats.f90.

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