WOLFRAM SYSTEM MODELER

Filter

PT1 + all-pass filter

Diagram

Wolfram Language

In[1]:=
SystemModel["Modelica.Electrical.PowerConverters.ACDC.Control.Filter"]
Out[1]:=

Information

This information is part of the Modelica Standard Library maintained by the Modelica Association.

First order filter with cut-off frequency fCut. The phase shift of the filter is compensated by a series of two first order all-pass filters tuned on supply frequency f.

Parameters (5)

f

Value: 50

Type: Frequency (Hz)

Description: Mains Frequency

fCut

Value: 2 * f

Type: Frequency (Hz)

Description: Cut off frequency

na

Value: 2

Type: Integer

Description: Count of 1st order all-pass

fa

Value: f / tan(pi / na - atan(f / fCut) / (2 * na))

Type: Frequency (Hz)

Description: Characteristic frequency of all-pass filter

yStart

Value: 0

Type: Real

Description: Start value of output

Connectors (2)

u

Type: RealInput

Description: Connector of Real input signal

y

Type: RealOutput

Description: Connector of Real output signal

Components (2)

firstOrder

Type: FirstOrder

Description: First order transfer function block (= 1 pole)

transferFunction

Type: TransferFunction[na]

Description: Linear transfer function

Used in Components (1)

Signal2mPulse

Modelica.Electrical.PowerConverters.ACDC.Control

Generic control of 2*m pulse rectifiers