MapleSim Hydraulics Library from Modelon - MapleSim Help

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MapleSim Hydraulics Library from Modelon

Ideal Flow Source  Ideal Flow Source

This component is an ideal flow source. The output is directly controlled by the input parameters or the input signal.

 

Equations

Variables

Connections

Parameters

Equations

T=T0oil+ΔTsystem

pabs=pB+patmoil

mflowBρoilp=pabs,T=T,vair=vgasoil,psat=psat=qset+qampsin2πtimefq+θq

Variables

Name

Value

Units

Description

Modelica ID

pabs

 

Pa

Absolute pressure, used for all property calls

p_abs

T

 

K

Local temperature

T

psat

[1]

Pa

Gas saturation pressure

p_sat

ρsummary

[2]

kgm3

Density

summary_rho

pBsummary

pB

Pa

Pressure at port B

summary_pB

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

[2] oil.densityp=pabs,T=T,vair=oil.vgas,psat=psat

Connections

Name

Description

Modelica ID

oil

 

oil

portB

Port B, where oil leaves the component (q<0, pB<pA means 0<&Delta;p)

port_B

commandSignal

Connector of input signal used as flow rate

commandSignal

qset

 

q_set

Parameters

Name

Default

Units

Description

Modelica ID

use input

true

 

If true, input port is present

useInput

&Delta;Tsystem

0

K

Temperature offset from system temperature

dT_system

qbias

0.001

m3s

Bias of flow

qbias

qamp

0

m3s

Amplitude of sinusoidal flow

qamp

qfreq

0

Hz

Frequency of sinusoidal flow

qfreq

qphase

0

rad

Phase shift

qphase

See Also

Pumps

MapleSim Hydraulics Library from Modelon Overview

 


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