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MapleSim Hydraulics Library from Modelon

Thick Edge  Basic model for thick edge geometry

The Thick Edge component calculates the pressure loss for flow through a thick-edge orifice (vena contraction).

Connections

Name

Description

Modelica ID

portA

Layout of port where oil flows into an element (0<mflow, pB<pA means 0<&Delta;p)

port_A

portB

Hydraulic port where oil leaves the component (mflow<0, pB<pA means 0<&Delta;p)

port_B

oil

 

oil

Parameters

General Parameters

Name

Default

Units

Description

Modelica ID

&Delta;Tsystem

0

K

Temperature offset from system temperature

dT_system

Hydraulic Resistance Parameters

Name

Default

Units

Description

Modelica ID

A0

110A1

m2

Cross sectional area of vena contraction

A_0

C0

110C1

m

Perimeter of vena contraction

C_0

A1

[1]

m2

Large cross sectional area of orifice

A_1

C1

[2]

m

Large perimeter of orifice

C_1

L

0.001

m

Length of vena contracta

L

&Delta;psmooth

1

Pa

Start linearisation for decreasing pressure loss

dp_smooth

[1] 140000π

[2] 1100π

See Also

HydraulicResistance, MapleSim Hydraulics Library from Modelon Overview


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