modelBalancingStar

Balancing an unsymmetrical star-connected load
Diagram of BalancingStarOpen the diagram
▶ Simulate in your browser

Extends from Modelica.Icons.Example (Icon for runnable examples).

Information

For the unsymmetrical load (resistor, capacitor and inductor) the parameters inductance L and capacitance C are chosen such way that the neutral current (see currentSensor0) is zero.

P.Vaske, Berechnung von Drehstromschaltungen (German, Calculation of polyphase circuits), Teubner 1973, page 42, example 18

Parameters

TypeNameDefaultDescription
Integerm3Number of phases
SI.VoltageV100Source Voltage
SI.Frequencyf50Source frequency
SI.ResistanceR10Load resistance
SI.InductanceL(R*sqrt(3))/(2*Modelica.Constants.pi*f)Load inductance
SI.CapacitanceC1/(R*sqrt(3))/(2*Modelica.Constants.pi*f)Load capacitance

Components

TypeNameDefaultDescription
SI.ComplexCurrent[m]i{resistor.i, inductor.i, capacitor.i}Phase currents
QuasiStatic.Polyphase.Sources.VoltageSourcevoltageSource
QuasiStatic.Polyphase.Basic.Starstar
QuasiStatic.SinglePhase.Basic.Groundground
QuasiStatic.Polyphase.Basic.PlugToPin_pplugToPin_p1
QuasiStatic.Polyphase.Basic.PlugToPin_pplugToPin_p2
QuasiStatic.Polyphase.Basic.PlugToPin_pplugToPin_p3
QuasiStatic.Polyphase.Sensors.PowerSensorpowerSensor
QuasiStatic.Polyphase.Sensors.CurrentSensorcurrentSensor
QuasiStatic.SinglePhase.Basic.Resistorresistor
QuasiStatic.SinglePhase.Basic.Capacitorcapacitor
QuasiStatic.SinglePhase.Basic.Inductorinductor
QuasiStatic.Polyphase.Basic.Starstar2
QuasiStatic.Polyphase.Basic.PlugToPin_nplugToPin_n1
QuasiStatic.Polyphase.Basic.PlugToPin_nplugToPin_n2
QuasiStatic.Polyphase.Basic.PlugToPin_nplugToPin_n3
QuasiStatic.SinglePhase.Sensors.CurrentSensorcurrentSensor0
Modelica.ComplexBlocks.ComplexMath.ComplexToPolar[m]complexToPolar