Derivative - MapleSim Help

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Derivative

Compute an approximate derivative

 

Description

Equations

Connections

Parameters

Modelica Standard Library

Description

The Derivative component computes an element-wise approximate derivative.

Each element has transfer function yjsujs=ksTs+1.

The Signal Size parameter assigns the dimension of the input and output connectors.

Equations

xj.={0zeroGainujxjTotherwise

yj={0zeroGainkTujxjotherwise

zeroGain&equals;k<ε

Connections

Name

Description

Modelica ID

u

Real input vector

u

y

Real output vector

y

Parameters

Name

Default

Units

Description

Modelica ID

k

1

 

Gain

k

T

0.01

s

Time constant.  Must be positive

T

Initial Values

No initialization

 

Type of initialization.

initType

x0

0

 

Initial or guess value of state

x_start

y0

0

 

Initial value of output

y_start

Signal Size

1

 

Dimension of input and output signals

signalSize

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

Math Functions

Math Operators

Signal Blocks