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MapleSim Hydraulics Library from Modelon

QMeas  Flow rate sensor

The QMeas component describes an ideal sensor that measures the connector flow rate q between two ports in an ideal way and provides the result as an output signal in m3s (to be further processed with blocks of the Modelica.Blocks library).

 

Equations

Variables

Connections

Parameters

Equations

T=T0oil+ΔTsystem

pA=pB

pabs=pA+patmoil

qmeasured=mflowAρoilp=pabs,T=T,vair=vgasoil,psat=psat

mflowA+mflowB=0

Variables

Name

Value

Units

Description

Modelica ID

pabs

 

Pa

Absolute pressure

p_abs

T

 

K

Local temperature

T

psat

[1]

Pa

Gas saturation pressure

p_sat

[1] oil.gasSaturationPressureT=T,vgas=oil.vgas

Connections

Name

Description

Modelica ID

oil

 

oil

portA

Port A, where oil flows into the component

port_A

portB

Port B, where oil leaves the component

port_B

qmeasured

Measured flow rate

qMeasured

Parameters

Name

Default

Units

Description

Modelica ID

ΔTsystem

0

K

Temperature offset from system temperature

dT_system

See Also

Sensors

MapleSim Hydraulics Library from Modelon Overview

 


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