MapleSim Hydraulics Library from Modelon - MapleSim Help

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MapleSim Hydraulics Library from Modelon

Spring Accumulator  Spring loaded accumulator

Connections

Name

Description

Modelica ID

portA

 

port_A

Parameters

General Parameters

Name

Default

Units

Description

Modelica ID

nports

0

 

Number of ports

nPorts

di

 

m

Inner diameter of cylinder

d_i

Vdead

10-6

m3

Minimum oil volume

dead_volume

m

110

kg

Mass of piston

m

smax

12

m

Piston maximum stroke (between stiff, compliant cylinder walls)

s_max

piston

0.02

m

Length of piston

piston_length

sstart

12smax

m

Cylinder initial stroke: default is half full

s_start

ppreload

4.·107

Pa

Preload pressure for empty accumulator

p_preload

ΔTsystem

0

K

Temperature offset from system temperature

dT_system

cspring

8.·105

Nm

Spring rate

c_spring

Friction Parameters

Name

Default

Units

Description

Modelica ID

dviscous

4.·103

Nsm

 

viscous_damping

Constant Parameters

Name

Default

Units

Description

Modelica ID

Apiston

[1]

m2

Piston area

piston_area

[1] 14di2π

See Also

Volumes, MapleSim Hydraulics Library from Modelon Overview


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