modelGenericCombustion

Generic combustion chamber

Information

## Copyright © EDF 2002 - 2026   
## ThermoSysPro Version 4.2

Parameters

Type	Name	Default	Description
ThermoSysPro.Units.xSI.PressureLossCoefficient	kcham	1	Pressure loss coefficient in the combustion chamber
Units.SI.Area	Acham	1	Average corss-sectional area of the combusiton chamber
Real	Xpth	0.01	Thermal loss fraction in the body of the combustion chamber (0-1 over Q.HHV)
Real	ImbCV	0	Unburnt particles ratio in the volatile ashes (0-1)
Real	ImbBF	0	Unburnt particle ratio in the low furnace ashes (0-1)
Units.SI.SpecificHeatCapacity	Cpcd	500	Ashes specific heat capacity
Units.SI.Temperature	Tbf	500	Ashes temperature at the outlet of the low furnace
Real	Xbf	0.1	Ashes ration in the low furnace (0-1)

Connectors

Type	Name	Description
ThermoSysPro.Combustion.Connectors.FuelInlet	Cfuel	Fuel inlet
ThermoSysPro.FlueGases.Connectors.FlueGasesInlet	Ca	Air inlet
ThermoSysPro.FlueGases.Connectors.FlueGasesOutlet	Cfg	Flue gases outlet
ThermoSysPro.WaterSteam.Connectors.FluidInlet	Cws	Water/steam inlet

Components

Type	Name	Description
Units.SI.MassFlowRate	Qea	Air mass flow rate
Units.SI.AbsolutePressure	Pea	Air pressure at the inlet
Units.SI.Temperature	Tea	Air temperature at the inlet
Units.SI.SpecificEnthalpy	Hea	Air specific enthalpy at the inlet
Real	XeaCO2	CO2 mass fraction at the air inlet
Real	XeaH2O	H2O mass fraction at the air inlet
Real	XeaO2	O2 mass fraction at the air inlet
Real	XeaSO2	SO2 mass fraction at the air inlet
Units.SI.MassFlowRate	Qfuel	Fuel mass flow rate
Units.SI.Temperature	Tfuel	Fuel temperature
Units.SI.SpecificEnthalpy	Hfuel	Fuel specific enthalpy
Real	XCfuel	C mass fraction in the fuel
Real	XHfuel	H mass fraction in the fuel
Real	XOfuel	O mass fraction in the fuel
Real	XSfuel	S mass fraction in the fuel
Real	Xwfuel	H2O mass fraction in the fuel
Real	XCDfuel	Ashes mass fraction in the fuel
Units.SI.SpecificEnergy	LHVfuel	Fuel lower heating value
Units.SI.SpecificHeatCapacity	Cpfuel	Fuel specific heat capacity
Units.SI.SpecificEnergy	HHVfuel	Fuel higher heating value
Units.SI.MassFlowRate	Qews	Water/steam mass flow rate
Units.SI.SpecificEnthalpy	Hews	Water/steam specific enthalpy at the inlet
Units.SI.MassFlowRate	Qsf	Flue gases mass flow rate
Units.SI.AbsolutePressure	Psf	Flue gases pressure at the outlet
Units.SI.Temperature	Tsf	Flue gases temperature at the outlet
Units.SI.SpecificEnthalpy	Hsf	Flue gases specific enthalpy at the outlet
Real	XsfCO2	CO2 mass fraction in the flue gases
Real	XsfH2O	H2O mass fraction in the flue gases
Real	XsfO2	O2 mass fraction in the flue gases
Real	XsfSO2	SO2 mass fraction in the flue gases
Units.SI.Power	Wfuel	LHV power available in the fuel
Units.SI.Power	Wpth	Thermal losses power
Real	exc	Combustion air ratio
Units.SI.MassFlowRate	Qcv	Volatile ashes mass flow rate
Units.SI.MassFlowRate	Qbf	Low furnace ashes mass flow rate
Units.SI.SpecificEnthalpy	Hcv	Volatile ashes specific enthalpy at the outlet
Units.SI.SpecificEnthalpy	Hbf	Low furnace ashes specific enthalpy at the outlet
ThermoSysPro.Units.SI.PressureDifference	deltaPccb	Pressure loss in the combustion chamber
Units.SI.SpecificEnthalpy	Hrair	Air reference specific enthalpy
Units.SI.SpecificEnthalpy	Hrws	Water/steam reference specific enthalpy
Units.SI.SpecificEnthalpy	Hrfuel	Fuel reference specific enthalpy
Units.SI.SpecificEnthalpy	Hrcd	Ashes reference specific enthalpy
Units.SI.SpecificEnthalpy	Hrfg	Flue gases reference specific enthalpy
Real	Vea	Air volume mass (m3/kg)
Real	Vsf	Flue gases volume mass (m3/kg)
Units.SI.Density	rhoea	Air density at the inlet
Units.SI.Density	rhosf	Flue gases density at the outlet
Units.SI.MassFlowRate	Qm	Average mlass flow rate in the combusiton chamber
Real	Vccbm	Average volume mass in the combustion chamber
Units.SI.Velocity	v	Flue gases reference velocity in the combusiton chamber

Revisions

Authors  

Benoît Bride  
Baligh El Hefni