modelWindturbineRotor
Extends from TransiEnt.Basics.Icons.Model (Icon for models).
Information
1. Purpose of model
Full documentation is not available yet. Please see comments in code or contact author per mail.
2. Level of detail, physical effects considered, and physical insight
(no remarks)
3. Limits of validity
(no remarks)
4. Interfaces
(no remarks)
5. Nomenclature
(no remarks)
6. Governing Equations
(no remarks)
7. Remarks for Usage
(no remarks)
8. Validation
(no remarks)
9. References
(no remarks)
10. Version History
Model created by Pascal Dubucq (dubucq@tuhh.de) on 01.10.2014
Quality check (Code conventions) by Rebekka Denninger on 01.10.2016
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.Producer.Electrical.Wind.Characteristics.VariableSpeed.BetzCoefficientApproximation | turbineCharacteristics | TransiEnt.Producer.Electrical.Wind.Characteristics.VariableSpeed.MOD2() | Characteristic behaviour of betz factor |
| SI.Velocity | v_fullLoad | 12 | nominal wind speed |
| Modelica.Units.SI.Length | D | (8*P_el_n/(Modelica.Constants.pi*rho*v_fullLoad^3*cp_opt))^0.5 | Rotor diameter |
| Real | beta_start | 0 | Setpoint for pitch angle |
| Modelica.Units.SI.Power | P_el_n | 3.5e6 | Rated (maximum) power |
| Real | lambda_small | 1e-6 | Minimum tip speed ratio |
| SI.Velocity | v_wind_small | simCenter.v_wind_small | Small wind velocity with neglectable power |
| Modelica.Units.SI.Density | rho | 1.225 | |
| Real | k_turbine | cp_opt*rho*Modelica.Constants.pi*(D/2)^5/(2*lambda_opt^3) | machine constant |
| Real | cp_opt | TransiEnt.Producer.Electrical.Wind.Characteristics.VariableSpeed.betzCoefficient(turbineCharacteristics, lambda_opt, 0) | |
| Real | lambda_opt | turbineCharacteristics.lambdaOpt[1, 2] |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.Basics.Interfaces.Ambient.VelocityIn | v_wind | Wind velocity | |
| Modelica.Blocks.Interfaces.RealInput | beta_set | Setpoint Pitch angle | |
| Modelica.Mechanics.Rotational.Interfaces.Flange_a | flange |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.SimCenter | simCenter | ||
| Modelica.Units.SI.Power | P_wind | ||
| Modelica.Units.SI.Power | P_turbine | ||
| Real | P_turbine_pu | Power plant per unit | |
| Real | cp | Power Coefficient | |
| Real | lambda | omega*D/2/max(v_wind, v_wind_small) | |
| SI.AngularVelocity | omega | der(flange.phi) | |
| Modelica.Units.NonSI.AngularVelocity_rpm | n_rpm | 30/Modelica.Constants.pi*omega | |
| Modelica.Blocks.Tables.CombiTable1Dv | lambdaOpt |