modelUfMeasurement

Measurement module for grid protection (IEC N°61400-27-1:2015)

Parameters

TypeNameDefaultDescription
Types.TimetSIntegration time step in s
UfMeasurement
Types.AngularVelocityPuDfMaxPuMaximum frequency ramp rate in pu/s (base omegaNom)
BooleanMzcZero crossing measurement mode (true = 1 if the wind turbine protection system uses zero crossings to detect the frequency - otherwise false = 0)
Types.TimetfFiltFilter time constant for frequency measurement in s
Types.TimetphiFiltFilter time constant for voltage angle measurement in s
Types.TimetUFiltFilter time constant for voltage measurement in s
Operating point
Dynawo.Types.VoltageModulePuU0PuInitial voltage amplitude at grid terminal in pu (base UNom)
Types.AngleUPhase0Initial voltage angle at grid terminal in rad
Initialization
Dynawo.Types.ComplexVoltagePuu0PuInitial complex voltage at grid terminal in pu (base UNom)

Connectors

TypeNameDefaultDescription
Modelica.Blocks.Interfaces.RealInputomegaRefPuGrid angular frequency in pu (base omegaNom)
Modelica.ComplexBlocks.Interfaces.ComplexInputuWTPuComplex voltage at grid terminal in pu (base UNom)
Modelica.Blocks.Interfaces.RealOutputomegaGenPuFiltered grid angular frequency in pu (base omegaNom)
Modelica.Blocks.Interfaces.RealOutputUWTFiltPuFiltered voltage amplitude at grid terminal in pu (base UNom)

Components

TypeNameDefaultDescription
Modelica.ComplexBlocks.ComplexMath.ComplexToPolarcomplexToPolar
Modelica.Blocks.Continuous.Derivativederivative
Modelica.Blocks.Math.Addadd
Dynawo.NonElectrical.Blocks.NonLinear.RampLimiterrampLimiter
Modelica.Blocks.Continuous.FirstOrderfirstOrder
Modelica.Blocks.Continuous.FirstOrderfirstOrder1
Modelica.Blocks.Logical.Switchswitch1
Modelica.Blocks.Continuous.FirstOrderfirstOrder2
Modelica.Blocks.Sources.BooleanConstantbooleanConstant