Linear Chirp - MapleSim Help

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Linear Chirp

Generate a chirp whose frequency which varies linearly with time

 

Description

Equations

Connections

Parameters

Modelica Standard Library

Description

The Linear Chirp component generates a constant amplitude chirp whose instantaneous frequency, f, varies linearly with time.

The chirp begins at time T0 and ends after duration Td. The instantaneous frequency varies from f1 to f2.

Equations

f=f1+ktT0

intf=f1tT0+12ktT02

y=y0+{Asin2πintfT0tT0+Td0otherwise

Connections

Name

Description

Modelica ID

y

Real output signal

y

f

Instantaneous frequency

f

Parameters

Name

Default

Units

Description

Modelica ID

y0

0

1

Offset of output signal

offset

A

1

1

Amplitude of sine wave

amplitude

f1

1

Hz

Initial frequency

freqHz1

f2

10

Hz

Final frequency

freqHz2

T0

0

s

Start of chirp

startTime

Td

2

s

Duration of chirp

duration

Modelica Standard Library

The component described in this topic is from the Modelica Standard Library. To view the original documentation, which includes author and copyright information, click here.

See Also

Real Sources

Signal Blocks

Signal Sources

Real Sources

Signal Blocks

Signal Sources