Modelica.Electrical.Machines.Interfaces

Information

Package Content

Name	Description
SpacePhasor	Connector for Space Phasors
PartialBasicMachine	Partial model for all machines
PartialBasicInductionMachine	Partial model for induction machine
InductionMachines	Interfaces and partial models for induction machines
PartialBasicDCMachine	Partial model for DC machine
DCMachines	Thermal ports of DC machines
PartialBasicTransformer	Partial model of three-phase transformer
ThermalPortTransformer	Thermal port of transformers
PowerBalanceTransformer	Power balance of transformers
FlangeSupport	Shaft and support

Modelica.Electrical.Machines.Interfaces.SpacePhasor

Information

• Voltage v_[2] ... Real and Imaginary part of voltage space phasor
• Current i_[2] ... Real and Imaginary part of current space phasor

Contents

Name	Description
v_[2]	1=real, 2=imaginary part [V]
i_[2]	1=real, 2=imaginary part [A]

Modelica.Electrical.Machines.Interfaces.PartialBasicMachine

Information

• main parts of the icon
• mechanical shaft
• mechanical support

Parameters

Name	Description
Jr	Rotor's moment of inertia [kg.m2]
useSupport	Enable / disable (=fixed stator) support
Js	Stator's moment of inertia [kg.m2]
useThermalPort	Enable / disable (=fixed temperatures) thermal port
Losses
frictionParameters	Friction losses

Connectors

Name	Description
flange	Shaft
support	Support at which the reaction torque is acting

Modelica.Electrical.Machines.Interfaces.PartialBasicInductionMachine

Information

Parameters

Name	Description
p	Number of pole pairs (Integer)
fsNominal	Nominal frequency [Hz]
useSupport	Enable / disable (=fixed stator) support
Js	Stator's moment of inertia [kg.m2]
useThermalPort	Enable / disable (=fixed temperatures) thermal port
powerBalance	Power balance
thermalPort
thermalAmbient
Operational temperatures
TsOperational	Operational temperature of stator resistance [K]
Initialization
phiMechanical	Mechanical angle of rotor against stator [rad]
wMechanical	Mechanical angular velocity of rotor against stator [rad/s]
Nominal resistances and inductances
Rs	Stator resistance per phase at TRef [Ohm]
TsRef	Reference temperature of stator resistance [K]
alpha20s	Temperature coefficient of stator resistance at 20 degC [1/K]
Lszero	Stator zero sequence inductance [H]
Lssigma	Stator stray inductance [H]
Losses
statorCoreParameters	Stator core losses; all parameters refer to stator side
strayLoadParameters	Stray load losses

Connectors

Name	Description
flange	Shaft
support	Support at which the reaction torque is acting
plug_sp	Positive stator plug
plug_sn	Negative stator plug
thermalPort

Modelica.Electrical.Machines.Interfaces.PartialBasicDCMachine

Information

Parameters

Name	Description
useSupport	Enable / disable (=fixed stator) support
Js	Stator's moment of inertia [kg.m2]
useThermalPort	Enable / disable (=fixed temperatures) thermal port
powerBalance	Power balance
thermalPort
thermalAmbient
Operational temperatures
TaOperational	Operational armature temperature [K]
Initialization
phiMechanical	Mechanical angle of rotor against stator [rad]
wMechanical	Mechanical angular velocity of rotor against stator [rad/s]
Nominal parameters
VaNominal	Nominal armature voltage [V]
IaNominal	Nominal armature current (>0..Motor, <0..Generator) [A]
wNominal	Nominal speed [rad/s]
TaNominal	Nominal armature temperature [K]
Nominal resistances and inductances
Ra	Armature resistance at TRef [Ohm]
TaRef	Reference temperature of armature resistance [K]
alpha20a	Temperature coefficient of armature resistance [1/K]
La	Armature inductance [H]
Losses
coreParameters	Armature core losses
strayLoadParameters	Stray load losses
brushParameters	Brush losses

Connectors

Name	Description
flange	Shaft
support	Support at which the reaction torque is acting
pin_ap	Positive armature pin
pin_an	Negative armature pin
thermalPort

Modelica.Electrical.Machines.Interfaces.PartialBasicTransformer

Information

Parameters

Name	Description
n	Ratio primary voltage (line-to-line) / secondary voltage (line-to-line)
useThermalPort	Enable / disable (=fixed temperatures) thermal port
Operational temperatures
T1Operational	Operational temperature of primary resistance [K]
T2Operational	Operational temperature of secondary resistance [K]
Nominal resistances and inductances
R1	Primary resistance per phase at TRef [Ohm]
T1Ref	Reference temperature of primary resistance [K]
alpha20_1	Temperature coefficient of primary resistance at 20 degC [1/K]
L1sigma	Primary stray inductance per phase [H]
R2	Secondary resistance per phase at TRef [Ohm]
T2Ref	Reference temperature of secondary resistance [K]
alpha20_2	Temperature coefficient of secondary resistance at 20 degC [1/K]
L2sigma	Secondary stray inductance per phase [H]

Connectors

Name	Description
plug1	Primary plug
plug2	Secondary plug
thermalPort

Modelica.Electrical.Machines.Interfaces.ThermalPortTransformer

Information

Parameters

Name	Description
m	number of phases

Contents

Name	Description
m	number of phases
heatPort1[m]	Heat port of primary windings
heatPort2[m]	Heat port of secondary windings
heatPortCore	Heat port of (optional) core losses

Modelica.Electrical.Machines.Interfaces.PowerBalanceTransformer

Information

Modelica.Electrical.Machines.Interfaces.FlangeSupport

Information

This partial model defines shaft and housing connector for loss models. Positive torque tau acts as braking torque.

Connectors

Name	Description
flange	Shaft end
support	Housing and support