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Mass

Sliding mass with inertia

 

Description

Equations

Variables

Connections

Parameters

Modelica Standard Library

Description

The Mass component models a fixed mass with two rigidly connected translational flanges. The mass is centered between the flanges.

Equations

ma=fa+fb

a=v.

v=s.

sa=s12L

sb=s+12L

Variables

Name

Units

Description

Modelica ID

s

m

Absolute position of center of component

s

sx

m

Absolute position of flange x,xa,b

flange_x.s

v

ms

Absolute velocity of component

v

a

ms2

Absolute acceleration of component

a

Connections

Name

Description

Modelica ID

flangea

Left flange of translational component

flange_a

flangeb

Right flange of translational component

flange_b

Parameters

General Parameters

Name

Default

Units

Description

Modelica ID

m

1

kg

Mass of the sliding mass

m

L

0

m

Length of component from left flange to right flange

L

Advanced Parameters

Name

Default

Units

Description

Modelica ID

State Select

default

 

Prioritize s and v as states

stateSelect

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

1-D Mechanical Overview

Common Translational Components