modelPartialEngine_idealGas
Base class for engines with necessary connectors
Extends from TransiEnt.Basics.Icons.Engine.
Information
1. Purpose of model
A base class for engines with necessary connectors
2. Level of detail, physical effects considered, and physical insight
(no remarks)
3. Limits of validity
(no remarks)
4.Interfaces
Mechanical power port mpp
P_el_set: input for electric power in [W]
BooleanInput: switch
gasPortOut: ideal gas outlet
gasPortIn: ideal gas inlet
waterPortIn: fluid port inlet
waterPortOut: fluid port outlet
5. Nomenclature
(no elements)
6. Governing Equations
(no equations)
7. Remarks for Usage
(no remarks)
8. Validation
(no validation or testing necessary)
9. References
(no remarks)
10. Version History
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| SI.Volume | engineDisplacement | Specification.engineDisplacement | |
| Integer | n_cylinder | Specification.n_cylinder | |
| Modelica.Units.NonSI.AngularVelocity_rpm | n_n | Specification.n_n | |
| SI.AngularVelocity | omega_n | Specification.omega_n | |
| SI.CoefficientOfHeatTransfer | k | Specification.k | |
| SI.Area | A | Specification.width*Specification.height*2 + Specification.length*Specification.height*2 + Specification.width*Specification.length | |
| SI.ThermalConductivity | thermalConductivity | Specification.thermalConductivity | Thermal conductivity between core and mantle |
| SI.Temperature | T_opt | Specification.T_opt | Optimal temperature for maximum efficiency |
| TransiEnt.Producer.Combined.SmallScaleCHP.Base.BaseCHPSpecification | Specification | ||
| Technical Specifications | |||
| SI.HeatFlowRate | Q_flow_out_max | Specification.Q_flow_out_max | Maximum heat flow rate in W |
| SI.HeatFlowRate | Q_flow_out_min | Specification.Q_flow_out_min | Minimum heat flow rate in W |
| SI.Power | P_el_max | Specification.P_el_max | Maximum power output in W |
| SI.Power | P_el_min | Specification.P_el_min | Minimum power output in W |
| SI.Mass | m_engine | Specification.m_engine | Approximate mass of motor |
| SI.Efficiency | eta_el_max | Specification.eta_el_max | Electrical efficiency |
| SI.Efficiency | eta_el_min | Specification.eta_el_min | Electrical efficiency at P_el_min |
| SI.Efficiency | eta_h_max | Specification.eta_h_max | Total efficiency at P_el_min |
| SI.Efficiency | eta_h_min | Specification.eta_h_min | Total efficiency at P_el_max |
| Standby losses | |||
| SI.Temperature | T_site | 290 | Average ambient temperature at plant site |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.Basics.Interfaces.General.MechanicalPowerPort | mpp | Mechanical Power Port | |
| TransiEnt.Basics.Interfaces.Electrical.ElectricPowerIn | P_el_set | Set Point for Electric Power | |
| Modelica.Blocks.Interfaces.BooleanInput | switch | ||
| TransiEnt.Basics.Interfaces.Gas.IdealGasEnthPortOut | gasPortOut | Exhaust Gas Port | |
| TransiEnt.Basics.Interfaces.Gas.IdealGasEnthPortIn | gasPortIn | Fuel Gas Port | |
| TransiEnt.Basics.Interfaces.Thermal.FluidPortIn | waterPortIn | Fluid Inlet | |
| TransiEnt.Basics.Interfaces.Thermal.FluidPortOut | waterPortOut | Fluid Outlet |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.SimCenter | simCenter | ||
| SI.HeatFlowRate | Q_flow_fuel | Heat flow rate input from fuel | |
| TILMedia.GasTypes.BaseGas | FuelMedium | simCenter.gasModel2 | |
| TILMedia.GasTypes.BaseGas | ExhaustGas | simCenter.exhaustGasModel |