modelAsynchronousMotor_L2
Extends from ClaRa.Basics.Icons.Motor, ClaRa.Components.Electrical.AsynchronousMotor_L2_base (Base class of simple asynchronous e-motor).
Information
For detailed model documentation please consult the html-documentation shipped with ClaRa.
Authorship and Copyright Statement for original (initial) Contribution
Author:
DYNCAP/DYNSTART development team, Copyright © 2011-2024.References:
For references please consult the html-documentation shipped with ClaRa.
Remarks:
This component was developed by ClaRa development team under the 3-clause BSD License.
Acknowledgements:ClaRa originated from the collaborative research projects DYNCAP and DYNSTART. Both research projects were supported by the German Federal Ministry for Economic Affairs and Energy (FKZ 03ET2009 and FKZ 03ET7060).
CLA:
The author(s) have agreed to ClaRa CLA, version 1.0. See https://claralib.com/pdf/CLA.pdf
By agreeing to ClaRa CLA, version 1.0 the author has granted the ClaRa development team a permanent right to use and modify his initial contribution as well as to publish it or its modified versions under the 3-clause BSD License.
The ClaRa development team consists of the following partners:
TLK-Thermo GmbH (Braunschweig, Germany)
XRG Simulation GmbH (Hamburg, Germany).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Real | Pi_windings (from AsynchronousMotor_L2_base) | sqrt(tau_bd_nom*(8*pi^2*f_term_nom^2/N_pp*L_rotor)/3/U_term_nom^2) | Ratio rotor windings to stator windings |
| Basics.Units.ElectricResistance | R_rotor (from AsynchronousMotor_L2_base) | P_nom*eta_stator*slip_nom/3/I_rotor_nom^2 | Electric resistante |
| Basics.Units.Inductance | L_rotor (from AsynchronousMotor_L2_base) | R_rotor/slip_nom*sqrt(1/cosphi^2 - 1)/(2*pi*f_term_nom) | Inductance of rotor |
| Real | slip_nom (from AsynchronousMotor_L2_base) | (f_term_nom/N_pp - rpm_nom/60)/(f_term_nom/N_pp) | Nominal slip |
| Basics.Units.Torque | tau_nom (from AsynchronousMotor_L2_base) | P_nom/rpm_nom/2/pi*60 | Nominal torque |
| Boolean | showExpertSummary (from AsynchronousMotor_L2_base) | simCenter.showExpertSummary | |Summary and Visualisation||True, if expert summary should be applied |
| Fundamental Definitions | |||
| Boolean | activateHeatPort (from AsynchronousMotor_L2_base) | false | True if losses are extracted through heat connector |
| Basics.Units.Power | P_nom (from AsynchronousMotor_L2_base) | Nominal power | |
| Basics.Units.Torque | tau_bd_nom (from AsynchronousMotor_L2_base) | Nominal breakdown torque | |
| Integer | N_pp (from AsynchronousMotor_L2_base) | Number of pole pairs of motor | |
| Basics.Units.RPM | rpm_nom (from AsynchronousMotor_L2_base) | nominal speed | |
| Real | cosphi (from AsynchronousMotor_L2_base) | Efficiency factor | |
| Basics.Units.Efficiency | eta_stator (from AsynchronousMotor_L2_base) | Lumped constant stator efficiency | |
| Basics.Units.MomentOfInertia | J (from AsynchronousMotor_L2_base) | 1500 | Moment of inertia |
| Electrics Definitions | |||
| Basics.Units.Frequency | f_term_nom (from AsynchronousMotor_L2_base) | 50 | Nominal excitation frequency |
| Basics.Units.ElectricCurrent | I_rotor_nom (from AsynchronousMotor_L2_base) | Rotor nominal current | |
| Basics.Units.Voltage | U_term_nom (from AsynchronousMotor_L2_base) | Nominal excitation voltage | |
| Part Load Definitions | |||
| Boolean | useCharLine (from AsynchronousMotor_L2_base) | true | True if characteristic line shall be used (else formula of Kloss) |
| Real[:,2] | charLine_tau_rpm_ (from AsynchronousMotor_L2_base) | [-3, 2.06; -2, 2.06; -1, 2.05; 0, 2; 0.7, 1.8; 0.95, 2.8; 1, 0; 1.05, -2.8; 1.3, -1.8; 2, -2; 3, -2.05; 4, -2.06; 5, -2.06] | Characteristic line: torque = f(rpm/rpm_nom) |
| Initialisation | |||
| String | initOption (from AsynchronousMotor_L2_base) | "fixed slip" | Init option |
| Real | slip_start (from AsynchronousMotor_L2_base) | (f_term_nom/N_pp - rpm_nom/60)/(f_term_nom/N_pp) | Initial slip |
| Summary and Visualisation | |||
| Boolean | contributeToCycleSummary (from AsynchronousMotor_L2_base) | false | True if component shall contribute to automatic efficiency calculation |
| Expert Settings | |||
| Modelica.Blocks.Types.Smoothness | smoothness (from AsynchronousMotor_L2_base) | Modelica.Blocks.Types.Smoothness.LinearSegments | Smoothness of table interpolation |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| ClaRa.Basics.Interfaces.HeatPort_a | heat (from AsynchronousMotor_L2_base) | ||
| Modelica.Mechanics.Rotational.Interfaces.Flange_a | shaft (from AsynchronousMotor_L2_base) | Flange of shaft | |
| Modelica.Blocks.Interfaces.RealInput | U_term | Terminal voltage | |
| Modelica.Blocks.Interfaces.RealInput | f_term | Excitation frequency |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| ClaRa.Basics.Interfaces.Connected2SimCenter | connected2SimCenter (from AsynchronousMotor_L2_base) | ||
| ClaRa.SimCenter | simCenter (from AsynchronousMotor_L2_base) | ||
| ClaRa.Basics.Units.Voltage | U (from AsynchronousMotor_L2_base) | Terminal voltage | |
| ClaRa.Basics.Units.Frequency | f (from AsynchronousMotor_L2_base) | Excitation frequency | |
| Summary | summary (from AsynchronousMotor_L2_base) |
Revisions
For revisions please consult the html-documentation shipped with ClaRa.