Represents a fuel gas mixture and its properties for process heat calculations. More...

#include <gas_composition.h>

Public Member Functions
	GasComposition (const std::string substance, double ch4_percent, double c2h6_percent, double n2_percent, double h2_percent, double c3h8_percent, double c4h10_cnh2n_percent, double h2o_percent, double co_percent, double co2_percent, double so2_percent, double o2_percent)

double	excessAirFromO2 (double flue_gas_o2_percentage)
	Calculates excess air percentage from flue gas oxygen percentage.

double	o2PercentageFromExcessAir (double excess_air)
	Calculates flue gas oxygen percentage from excess air percentage.

double	estimateExcessAirFromO2 (double flue_gas_o2_percentage)
	Estimates excess air percentage from flue gas oxygen percentage.

double	calculateEnthalpyAtSaturation (double partial_pressure_water_vapor)
	Calculates enthalpy at saturation for a given partial pressure of water vapor.

double	calculateSaturationTemperature (double partial_pressure_water_vapor)
	Calculates saturation temperature for a given partial pressure of water vapor.

std::array< GasProperties *, 11 >	getConstituents ()

double	adjustedFlueGasO2ForCalcError (double excess_air, double flue_gas_o2)
	Iteratively adjusts calculated flue gas O2 to minimize error with target excess air.

Public Attributes
std::string	substance

GasProperties	ch4

GasProperties	c2h6

GasProperties	n2

GasProperties	h2

GasProperties	c3h8

GasProperties	c4h10_cnh2n

GasProperties	h2o

GasProperties	co

GasProperties	co2

GasProperties	so2

GasProperties	o2

double	total_composition_weight

double	heating_value

double	heating_value_volume

double	specific_gravity

double	stoichometric_air

Private Member Functions
void	setCH4 (double composition_percent, double composition_by_volume)

void	setC2H6 (double composition_percent, double composition_by_volume)

void	setN2 (double composition_percent, double composition_by_volume)

void	setH2 (double composition_percent, double composition_by_volume)

void	setC3H8 (double composition_percent, double composition_by_volume)

void	setC4H10CnH2n (double composition_percent, double composition_by_volume)

void	setH2O (double composition_percent, double composition_by_volume)

void	setCO (double composition_percent, double composition_by_volume)

void	setCO2 (double composition_percent, double composition_by_volume)

void	setSO2 (double composition_percent, double composition_by_volume)

void	setO2 (double composition_percent, double composition_by_volume)

void	setTotalCompositionWeight ()

void	setHeatingValue ()

void	setHeatingValueVolume ()

void	setSpecificGravity ()

void	setStoichometricAir ()

GasFlueGasComponents	getMassFlueGasComponents (double excess_air)

Detailed Description

Stores the composition and calculated properties for a fuel gas mixture, including constituent gases and derived values.

Parameters

[in]	substance	Name of the fuel gas mixture
[in]	ch4_percent	Methane (CH4) percent by volume \([\unit{\percent}]\)
[in]	c2h6_percent	Ethane (C2H6) percent by volume \([\unit{\percent}]\)
[in]	n2_percent	Nitrogen (N2) percent by volume \([\unit{\percent}]\)
[in]	h2_percent	Hydrogen (H2) percent by volume \([\unit{\percent}]\)
[in]	c3h8_percent	Propane (C3H8) percent by volume \([\unit{\percent}]\)
[in]	c4h10_cnh2n_percent	Butane/Paraffins (C4H10/CnH2n) percent by volume \([\unit{\percent}]\)
[in]	h2o_percent	Water vapor (H2O) percent by volume \([\unit{\percent}]\)
[in]	co_percent	Carbon monoxide (CO) percent by volume \([\unit{\percent}]\)
[in]	co2_percent	Carbon dioxide (CO2) percent by volume \([\unit{\percent}]\)
[in]	so2_percent	Sulphur dioxide (SO2) percent by volume \([\unit{\percent}]\)
[in]	o2_percent	Oxygen (O2) percent by volume \([\unit{\percent}]\)

Definition at line 69 of file gas_composition.h.

Constructor & Destructor Documentation

◆ GasComposition()

gas_composition::GasComposition::GasComposition	(	const std::string	substance,
		double	ch4_percent,
		double	c2h6_percent,
		double	n2_percent,
		double	h2_percent,
		double	c3h8_percent,
		double	c4h10_cnh2n_percent,
		double	h2o_percent,
		double	co_percent,
		double	co2_percent,
		double	so2_percent,
		double	o2_percent
	)

inline

Definition at line 88 of file gas_composition.h.

Member Function Documentation

◆ getConstituents()

std::array< GasProperties *, 11 > gas_composition::GasComposition::getConstituents ( )

inline

Definition at line 163 of file gas_composition.h.

◆ setC2H6()

void gas_composition::GasComposition::setC2H6	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 184 of file gas_composition.h.

◆ setC3H8()

void gas_composition::GasComposition::setC3H8	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 201 of file gas_composition.h.

◆ setC4H10CnH2n()

void gas_composition::GasComposition::setC4H10CnH2n	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 207 of file gas_composition.h.

◆ setCH4()

void gas_composition::GasComposition::setCH4	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 178 of file gas_composition.h.

◆ setCO()

void gas_composition::GasComposition::setCO	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 219 of file gas_composition.h.

◆ setCO2()

void gas_composition::GasComposition::setCO2	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 225 of file gas_composition.h.

◆ setH2()

void gas_composition::GasComposition::setH2	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 195 of file gas_composition.h.

◆ setH2O()

void gas_composition::GasComposition::setH2O	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 214 of file gas_composition.h.

◆ setN2()

void gas_composition::GasComposition::setN2	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 190 of file gas_composition.h.

◆ setO2()

void gas_composition::GasComposition::setO2	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 235 of file gas_composition.h.

◆ setSO2()

void gas_composition::GasComposition::setSO2	(	double	composition_percent,
		double	composition_by_volume
	)

inlineprivate

Definition at line 230 of file gas_composition.h.

Member Data Documentation

◆ c2h6

GasProperties gas_composition::GasComposition::c2h6

Definition at line 73 of file gas_composition.h.

◆ c3h8

GasProperties gas_composition::GasComposition::c3h8

Definition at line 76 of file gas_composition.h.

◆ c4h10_cnh2n

GasProperties gas_composition::GasComposition::c4h10_cnh2n

Definition at line 77 of file gas_composition.h.

◆ ch4

GasProperties gas_composition::GasComposition::ch4

Definition at line 72 of file gas_composition.h.

◆ co

GasProperties gas_composition::GasComposition::co

Definition at line 79 of file gas_composition.h.

◆ co2

GasProperties gas_composition::GasComposition::co2

Definition at line 80 of file gas_composition.h.

◆ h2

GasProperties gas_composition::GasComposition::h2

Definition at line 75 of file gas_composition.h.

◆ h2o

GasProperties gas_composition::GasComposition::h2o

Definition at line 78 of file gas_composition.h.

◆ heating_value

double gas_composition::GasComposition::heating_value

Definition at line 84 of file gas_composition.h.

◆ heating_value_volume

double gas_composition::GasComposition::heating_value_volume

Definition at line 85 of file gas_composition.h.

◆ n2

GasProperties gas_composition::GasComposition::n2

Definition at line 74 of file gas_composition.h.

◆ o2

GasProperties gas_composition::GasComposition::o2

Definition at line 82 of file gas_composition.h.

◆ so2

GasProperties gas_composition::GasComposition::so2

Definition at line 81 of file gas_composition.h.

◆ specific_gravity

double gas_composition::GasComposition::specific_gravity

Definition at line 86 of file gas_composition.h.

◆ stoichometric_air

double gas_composition::GasComposition::stoichometric_air

Definition at line 87 of file gas_composition.h.

◆ substance

std::string gas_composition::GasComposition::substance

Definition at line 71 of file gas_composition.h.

◆ total_composition_weight

double gas_composition::GasComposition::total_composition_weight

Definition at line 83 of file gas_composition.h.

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

include/physics/gas_composition.h

Public Member Functions

Public Attributes

Private Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ GasComposition()

Member Function Documentation

◆ getConstituents()

◆ setC2H6()

◆ setC3H8()

◆ setC4H10CnH2n()

◆ setCH4()

◆ setCO()

◆ setCO2()

◆ setH2()

◆ setH2O()

◆ setN2()

◆ setO2()

◆ setSO2()

Member Data Documentation

◆ c2h6

◆ c3h8

◆ c4h10_cnh2n

◆ ch4

◆ co

◆ co2

◆ h2

◆ h2o

◆ heating_value

◆ heating_value_volume

◆ n2

◆ o2

◆ so2

◆ specific_gravity

◆ stoichometric_air

◆ substance

◆ total_composition_weight