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MapleSim Hydraulics Library from Modelon

Orifice Input  

 

Equations

Variables

Parameters

Equations

Aeq=πDeq24&comma;Deq=command0<command0otherwiseorif=`Hydraulics.Restrictions.Basic.PressureDrop.orifinput.D`Aeq=smooth0&comma;command0<command0otherwise&comma;Deq=2Aeqπorif=`Hydraulics.Restrictions.Basic.PressureDrop.orifinput.A`Aeq=πDeq24&comma;Deq=smooth0&comma;commandDmax0<command0otherwiseorif=`Hydraulics.Restrictions.Basic.PressureDrop.orifinput.Dr`Aeq=smooth0&comma;commandAmax0<command0otherwise&comma;Deq=2Aeqπotherwise

Variables

Name

Value

Units

Description

Modelica ID

command

 

 

 

command

Deq

 

 

Equivalent diameter

Deq

Aeq

 

 

Equivalent area

Aeq

Parameters

Name

Default

Units

Description

Modelica ID

orif

[1]

 

 

orif

pnom

106

Pa

Nominal pressure drop

pnom

qnom

1.89·10-5

m3s

Nominal volume flow rate

qnom

ρnom

865

kgm3

Nominal density

rhonom

Cd

0.707

 

 

Cd

[1] Hydraulics.Restrictions.Basic.PressureDrop.orifinput.D

See Also

Restrictions

MapleSim Hydraulics Library from Modelon Overview

 


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