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EMF

Electromotoric force (electric/mechanic transformer)

 

Description

Equations

Variables

Connections

Parameters

Modelica Standard Library

Description

The Rotational EMF (or EMF) component transforms electrical energy into rotational mechanical energy. It is used as a basic building block for an electrical motor. The mechanical connector, flange, can be connected to rotational mechanical components.

Equations

i=ip=in

v=vpvn=kw

w=φ.

φ=φflangeφinternal

τflange=ki

Variables

Name

Units

Description

Modelica ID

v

V

Voltage drop between the two pins

v

vx

V

Voltage at pin x, xn,p

x.v

i

A

Current flowing from positive to negative pin

i

ix

A

Current into pin x, xn,p

x.i

φ

rad

Angle of shaft flange with respect to support

phi

w

rads

Angular velocity of flange relative to support

w

Connections

Name

Description

Modelica ID

p

Positive pin

p

n

Negative pin

n

flange

Rotational flange

flange

support

Support/housing of emf shaft

support

Parameters

Name

Default

Units

Description

Modelica ID

k

1

NmA

Transformation coefficient

k

Use Support Flange

false

 

True (checked) means the rotational port is enabled

useSupport

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

Analog Components

Electrical Library

Passives