modelCHP_ice
Extends from TransiEnt.Producer.Combined.SmallScaleCHP.Base.PartialCHP (Model consisting of replaceable engine and generator and control interface).
Information
1. Purpose of model
Model of a configureable CHP with internal combustion engine.
2. Level of detail, physical effects considered, and physical insight
(no remarks)
3. Limits of validity
(no remarks)
4. Interfaces
controlBus
gasPortIn: inlet for ideal gas
gasPortOut: outlet for ideal gas
waterPortOut: FluidPortOut
waterPortIn: FluidPortIn
Q_flow_out_is: output for heat flow rate in [W]
epp: type of power port can be chosen
5. Nomenclature
(no remarks)
6. Governing Equations
(no remarks)
7. Remarks for Usage
(no remarks)
8. Validation
Tested in check model "TransiEnt.Producer.Combined.SmallScaleCHP.Check.Test_CHP_ice"
9. References
(no remarks)
10. Version History
Created by Arne Koeppen (arne.koeppen@tuhh.de), Jun 2013
Edited by Jan Braune (jan.braune@tuhh.de), Mar 2015
Edited by Lisa Andresen (andresen@tuhh.de), Apr 2015
Model generalized for different electrical power ports by Jan-Peter Heckel (jan.heckel@tuhh.de) in July 2018
Edited by Anne Senkel (anne.senkel@tuhh.de), Feb 2019
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| General › Fundamental | |||
| TILMedia.VLEFluidTypes.BaseVLEFluid | WaterMedium (from PartialCHP) | simCenter.fluid1 | Medium in coolant and heating grid cycles |
| TILMedia.GasTypes.BaseGas | FuelMedium (from PartialCHP) | simCenter.gasModel2 | Fuel medium |
| TILMedia.GasTypes.BaseGas | ExhaustMedium (from PartialCHP) | simCenter.exhaustGasModel | Exhaust medium |
| General › Specification | |||
| SI.Temperature | T_site (from PartialCHP) | 290 | Average ambient temperature at plant site |
| SI.PressureDifference | Delta_p_nom (from PartialCHP) | 1e5 | Nominal pressure drop in heat flow model |
| SI.MassFlowRate | m_flow_nom (from PartialCHP) | motorblock.heatFlowModel.simCenter.m_flow_nom | Nominal mass flow rate in heat flow model |
| General › Combustion | |||
| SI.SpecificEnthalpy | NCV_const (from PartialCHP) | 40e6 | Constant value for net calorific value (set to 0 for medium dependent NCV calculation) |
| Real | lambda (from PartialCHP) | Specification.lambda | Constant combustion air ratio |
| General › Statistics | |||
| TransiEnt.Basics.Types.TypeOfResource | TypeOfResource (from PartialCHP) | TransiEnt.Basics.Types.TypeOfResource.Cogeneration | Type of resource |
| TransiEnt.Basics.Types.TypeOfPrimaryEnergyCarrier | TypeOfEnergyCarrierElectricity (from PartialCHP) | TransiEnt.Basics.Types.TypeOfPrimaryEnergyCarrier.NaturalGas | Type of energy carrier |
| TransiEnt.Basics.Types.TypeOfPrimaryEnergyCarrierHeat | TypeOfEnergyCarrierHeat (from PartialCHP) | TransiEnt.Basics.Types.TypeOfPrimaryEnergyCarrierHeat.NaturalGas | Type of energy carrier |
| TransiEnt.Basics.Units.MonetaryUnitPerEnergy | Cspec_demAndRev_gas_fuel (from PartialCHP) | simCenter.Cfue_GasBoiler | Specific demand-related cost per gas energy |
| Initialization | |||
| Modelica.Units.SI.Temperature | T_init (from PartialCHP) | 293.15 | Initial temperature of medium in heat exchangers |
| Modelica.Units.SI.Pressure | p_init (from PartialCHP) | 6e5 | Initial pressure of medium in heat exchangers |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.Basics.Interfaces.Electrical.ActivePowerPort | epp (from PartialCHP) | ||
| TransiEnt.Producer.Combined.SmallScaleCHP.Base.ControlBus | controlBus (from PartialCHP) | ||
| TransiEnt.Basics.Interfaces.Gas.IdealGasEnthPortIn | gasPortIn (from PartialCHP) | ||
| TransiEnt.Basics.Interfaces.Gas.IdealGasEnthPortOut | gasPortOut (from PartialCHP) | ||
| TransiEnt.Basics.Interfaces.Thermal.FluidPortOut | waterPortOut (from PartialCHP) | ||
| TransiEnt.Basics.Interfaces.Thermal.FluidPortIn | waterPortIn (from PartialCHP) | ||
| TransiEnt.Basics.Interfaces.Thermal.HeatFlowRateOut | Q_flow_out_is | Q_flow_out | Heat flow rate Output |