Damper Cage - MapleSim Help
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Damper Cage

Damper Cage

 

Description

Equations

Variables

Connections

Parameters

Modelica Standard Library

Description

The Damper Cage component models an asymmetrical damper cage in two axes.

Equations

Rrdactual=Rrd1+αThpTref

Rrqactual=Rrq1+αThpTref

vSPr1=RrdactualiSPr1+LrσdiSPr1.

vSPr2=RrqactualiSPr2+LrσqiSPr2.

23LossPower=RrdactualiSPr12+RrqactualiSPr22

Thp={TheatPortUse Heat PortTotherwise

Variables

Name

Units

Description

Modelica ID

LossPower

W

Loss power leaving component via HeatPort

LossPower

Thp

K

Temperature of HeatPort

T_heatPort

Rrdactual

Ω

Actual resistance resistance in d-axis

Rrd_actual

Rrqactual

Ω

Actual resistance resistance in q-axis

Rrq_actual

Connections

Name

Description

Modelica ID

i

Currents out from damper

i

SPr

Rotor space phasor

spacePhasor_r

lossPower

Damper losses

lossPower

Heat Port

Conditional heat port

heatPort

Parameters

Name

Default

Units

Description

Modelica ID

Lrσd

 

H

Stray inductance in d-axis per phase translated to stator

Lrsigmad

Lrσq

 

H

Stray inductance in q-axis per phase translated to stator

Lrsigmaq

Rrd

 

Ω

Resistance in d-axis per phase translated to stator at Tref

Rrd

Rrq

 

Ω

Warm resistance in q-axis per phase translated to stator

Rrq

α

0

1K

Temperature coefficient of both resistances in d- and q-axis at Tref

alpha

Use Heat Port

false

 

True (checked) means heat port is enabled

useHeatPort

T

Tref

K

Fixed device temperature if Use Heat Port is false

T

Tref

293.15

K

Reference temperature of both resistances in d- and q-axis

T_ref

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

Electrical Library

Electrical Machine Components

Electrical Machines