modelGenericFT

A simple Fischer–Tropsch process

Parameters

Type	Name	Default	Description
SI.EnergyFlowRate	E_sg_des		Energy flow to fischer tropsch reactor at design
SI.EnergyFlowRate	E_sg_min		Minimum syngas energy flow rate to start FT
Real	fuel_conv_ratio		Conversion ratio of diesel to petrol
SI.Time	t_ft_on_delay	120*60	Delay until FT starts
SI.Time	t_ft_off_delay	120*60	Delay until FT shuts off
SI.Time	t_ft_trans_delay	120*60	Transition time when the syngas supply flow changes
Integer	ramp_order_sg		Ramping filter order for syngas supply to FT
Integer	ramp_order_elec		Ramping filter order for electricity supply to FT
Integer	ramp_order_H2_pv		Ramping filter order for PV H2 supply to FT
Integer	ramp_order_water		Ramping filter order for water supply to FT
Integer	ramp_order_CO2		Ramping filter order for CO2 dump/release from FT
Integer	ramp_order_prod		Ramping filter order for products production from FT
Integer	trans_order_sg		Transitioning filter order for syngas supply to FT while FT is on
Integer	trans_order_elec		Transitioning filter order for electricity supply to FT while FT is on
Integer	trans_order_H2_pv		Transitioning filter order for PV H2 supply to FT while FT is on
Integer	trans_order_water		Transitioning filter order for water supply to FT while FT is on
Integer	trans_order_CO2		Transitioning filter order for CO2 dump/release from FT while FT is on
Integer	trans_order_prod		Transitioning filter order for products production from FT while FT is on
Real[:]	cvf_petrol		Volumetric flow rate coefficients for petrol production in FT
Real[:]	cvf_diesel		Volumetric flow rate coefficients for diesel production in FT
Real[:]	cwc_ft		Compressor power coefficients in FT
Real[:]	cwt_ft		Turbine power coefficients in FT
Real[:]	cwp_ft		Pumps power coefficients in FT
Real[:]	cq_ft		Heat flow coefficients in FT
Real[:]	cm_H2_pv		Mass flow rate coefficients for H2 required from PV in FT
Real[:]	cm_O2		Mass flow rate coefficients for O2 produced in FT
Real[:]	cm_water		Mass flow rate coefficients for water required in FT
Real[:]	cm_CO2_ft		Mass flow rate coefficients for CO2 dumped/released from FT
SI.Mass	m_nickel_ft	FI.massNickel_ft_m_sg(m_flow_sg_des)	Mass of Nickel/Aluminum Oxide catalyst required in FT at design for a three-year of operation
SI.Mass	m_cobalt_ft	FI.massCobalt_ft_m_sg(m_flow_sg_des)	Mass of Cobalt catalyst required in FT at design for a three-year of operation
SI.Mass	m_platinum_ft	FI.massPlatinum_ft_m_sg(m_flow_sg_des)	Mass of Platinum catalyst required in FT at design for a three-year of operation

Components

Type	Name	Description
SI.EnergyFlowRate	E_sg	Syngas energy flow rate to FT
SI.VolumeFlowRate	v_flow_petrol	Volumetric flow rate of petrol produced in FT
SI.VolumeFlowRate	v_flow_diesel	Volumetric flow rate of diesel produced in FT
SI.VolumeFlowRate	v_flow_petrol_des	Volumetric flow rate of petrol produced in FT at design
SI.VolumeFlowRate	v_flow_diesel_des	Volumetric flow rate of diesel produced in FT at design
SI.VolumeFlowRate	v_flow_fuel_des	Volumetric flow rate of fuel produced in FT at design
SI.Power	P_C	Compressor power consumption
SI.Power	P_T	Turbine power production
SI.Power	P_pumps	Pumps power consumption
SI.MassFlowRate	m_flow_H2_pv	Mass flow rate of H2 required from PV
SI.MassFlowRate	m_flow_O2	Mass flow rate of O2 produced in FT
SI.MassFlowRate	m_flow_water	Mass flow rate of water required in FT
SI.MassFlowRate	m_flow_CO2	Mass flow rate of CO2 dumped/released from FT
SI.EnergyFlowRate	E_sg_in	Syngas energy flow rate at FT
SI.MassFlowRate	m_flow_sg_in	Mass flow rate of syngas at FT
SI.EnergyFlowRate	E_sg_trans_pre	Syngas energy flow rate at the FT right before transition event
SI.EnergyFlowRate	E_sg_trans_after	Syngas energy flow rate at the FT right after transition event
SI.MassFlowRate	m_flow_sg_trans_pre	Syngas mass flow rate at the FT right before transition event
SI.MassFlowRate	m_flow_sg_trans_after	Syngas mass flow rate at the FT right after transition event
Boolean	trans	true if the syngas supply flow changes
Boolean	trend	ture if the change is incremental and false if the change is decremental
Boolean	useful_prod	true if energy/mass supply is converted to useful product i.e. fuel
SI.HeatFlowRate	Q_flow_ft	Heat flow produced in FT
SI.MassFlowRate	m_flow_petrol	Mass flow rate of petrol
SI.MassFlowRate	m_flow_diesel	Mass flow rate of diesel
SI.EnergyFlowRate	E_flow_petrol	Energy flow rate of petrol leaving FT
SI.EnergyFlowRate	E_flow_diesel	Energy flow rate of diesel leaving FT
Integer	state	FT state
SI.Time	t_ft_w_now	Time of FT current warm-up event
SI.Time	t_ft_w_next	Time of FT next warm-up event
SI.Time	t_ft_c_now	Time of FT current cool-down event
SI.Time	t_ft_c_next	Time of FT next cool-down event
SI.Time	t_ft_trans_now	Time of FT current transition event
SI.Time	t_ft_trans_next	Time of FT next transition event
SI.EnergyFlowRate	E_sg_in_waste	Syngas energy flow rate wasted at FT
SI.MassFlowRate	m_flow_sg_in_waste	Mass flow rate of syngas supply wasted at FT
SI.Power	P_C_waste	Compressor power consumption wasted
SI.Power	P_pumps_waste	Pumps power consumption wasted
SI.MassFlowRate	m_flow_H2_pv_waste	Mass flow rate of H2 supply wasted
SI.MassFlowRate	m_flow_water_waste	Mass flow rate of water supply wasted at FT
SI.MassFlowRate	m_flow_CO2_waste	Mass flow rate of CO2 dumped/released from FT when the products are rubbish
SolarTherm.Utilities.Transition.Ramp	ramp_up_sg
SolarTherm.Utilities.Transition.Ramp	ramp_down_sg
Real	fr_ramp_sg	Ramping transition rate for syngas supply to FT
SolarTherm.Utilities.Transition.Ramp	ramp_up_elec
SolarTherm.Utilities.Transition.Ramp	ramp_down_elec
Real	fr_ramp_elec	Ramping transition rate for electricity supply to FT
SolarTherm.Utilities.Transition.Ramp	ramp_up_H2_pv
SolarTherm.Utilities.Transition.Ramp	ramp_down_H2_pv
Real	fr_ramp_H2_pv	Ramping transition rate for PV H2 supply to FT
SolarTherm.Utilities.Transition.Ramp	ramp_up_water
SolarTherm.Utilities.Transition.Ramp	ramp_down_water
Real	fr_ramp_water	Ramping transition rate for water supply to FT
SolarTherm.Utilities.Transition.Ramp	ramp_up_CO2
SolarTherm.Utilities.Transition.Ramp	ramp_down_CO2
Real	fr_ramp_CO2	Ramping transition rate for CO2 dump/release from FT
SolarTherm.Utilities.Transition.Ramp	ramp_up_prod
SolarTherm.Utilities.Transition.Ramp	ramp_down_prod
Real	fr_ramp_prod	Ramping transition rate for products production from FT
SolarTherm.Utilities.Transition.Ramp	trans_up_sg
SolarTherm.Utilities.Transition.Ramp	trans_down_sg
Real	fr_trans_sg	Transitioning rate for syngas supply to FT while FT is on
SolarTherm.Utilities.Transition.Ramp	trans_up_elec
SolarTherm.Utilities.Transition.Ramp	trans_down_elec
Real	fr_trans_elec	Transitioning rate for electricity supply to FT while FT is on
SolarTherm.Utilities.Transition.Ramp	trans_up_H2_pv
SolarTherm.Utilities.Transition.Ramp	trans_down_H2_pv
Real	fr_trans_H2_pv	Transitioning rate for PV H2 supply to FT while FT is on
SolarTherm.Utilities.Transition.Ramp	trans_up_water
SolarTherm.Utilities.Transition.Ramp	trans_down_water
Real	fr_trans_water	Transition rate for water supply to FT while FT is on
SolarTherm.Utilities.Transition.Ramp	trans_up_CO2
SolarTherm.Utilities.Transition.Ramp	trans_down_CO2
Real	fr_trans_CO2	Transitioning rate for CO2 dump/release from FT while FT is on
SolarTherm.Utilities.Transition.Ramp	trans_up_prod
SolarTherm.Utilities.Transition.Ramp	trans_down_prod
Real	fr_trans_prod	Transition rate for products production from FT while FT is on
Modelica.Blocks.Logical.Timer	timer	Timer measuring the times that the FT is on
SI.Time	time_on	Time marking when the FT starts running
SI.Time	dt_on	Time duration of everytime the FT is on
SI.Time	tot	Total operating time of the FT
Boolean	on	the FT on/off signal