amr_wind::averaging::ReynoldsStress Class Reference

#include <ReynoldsStress.H>

Inheritance diagram for amr_wind::averaging::ReynoldsStress:

Collaboration diagram for amr_wind::averaging::ReynoldsStress:

Public Member Functions
	ReynoldsStress (CFDSim &, const std::string &avgname, const std::string &fname)
void	operator() (const SimTime &, const amrex::Real, const amrex::Real, const amrex::Real) override
const std::string &	average_field_name () override

Static Public Member Functions
static std::string	identifier ()

Static Private Member Functions
static std::string	stress_name (const std::string &fname, const std::string &avgname)
	Generate the Reynolds stress field name based on the field name and label.
static std::string	re_stress_name (const std::string &fname, const std::string &avgname)

Private Attributes
const Field &	m_field
	Fluctuating field.
const Field &	m_average
	Reynolds averaged field.
Field &	m_stress
	The stresses < AB >
Field &	m_re_stress
	The reynolds stresses < ab > = < AB > - < A > < B >

Detailed Description

Compute correlation from 2 CFD fields The formula used to compute the correlations between two fields: A = < A > + a and B = < B > + b is < ab > = < AB > -< A >< B > where A and B are the mean values and a and b are the fluctuations

Constructor & Destructor Documentation

ReynoldsStress()

amr_wind::averaging::ReynoldsStress::ReynoldsStress	(	CFDSim &	sim,
		const std::string &	avgname,
		const std::string &	fname )

Member Function Documentation

average_field_name()

const std::string & amr_wind::averaging::ReynoldsStress::average_field_name ( )

override

identifier()

std::string amr_wind::averaging::ReynoldsStress::identifier ( )

inlinestatic

operator()()

void amr_wind::averaging::ReynoldsStress::operator() ( const SimTime & time, const amrex::Real filter_width, const amrex::Real avg_time_interval, const amrex::Real elapsed_time )

override

Update field averaging at a given timestep

Parameters

time	SimTime instance
filter_width	Time-averaging window specified by user
avg_time_interval	Time interval at which averaging is performed
elapsed_time	Time elapsed since averaging was initiated

re_stress_name()

std::string amr_wind::averaging::ReynoldsStress::re_stress_name ( const std::string & fname, const std::string & avgname )

inlinestaticprivate

stress_name()

std::string amr_wind::averaging::ReynoldsStress::stress_name ( const std::string & fname, const std::string & avgname )

inlinestaticprivate

Generate the Reynolds stress field name based on the field name and label.

Member Data Documentation

m_average

const Field& amr_wind::averaging::ReynoldsStress::m_average

private

Reynolds averaged field.

m_field

const Field& amr_wind::averaging::ReynoldsStress::m_field

private

Fluctuating field.

m_re_stress

Field& amr_wind::averaging::ReynoldsStress::m_re_stress

private

The reynolds stresses < ab > = < AB > - < A > < B >

m_stress

Field& amr_wind::averaging::ReynoldsStress::m_stress

private

The stresses < AB >

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The documentation for this class was generated from the following files:

• /home/runner/work/amr-wind/amr-wind/amr-wind/utilities/averaging/ReynoldsStress.H
• /home/runner/work/amr-wind/amr-wind/amr-wind/utilities/averaging/ReynoldsStress.cpp