modelFlowControlled_dpSystem

Demonstration of the use of prescribedPressure
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Extends from Modelica.Icons.Example (Icon for runnable examples).

Information

This example demonstrates and tests the use of Buildings.Fluid.Movers.Validation.FlowControlled_dp movers that use parameter prescribeSystemPressure.

The mass flow rates and actual pressure heads of the two configurations are compared.

Parameters

TypeNameDefaultDescription
Modelica.Units.SI.MassFlowRatem_flow_nominal0.1Nominal mass flow rate
Modelica.Units.SI.PressureDifferencedp_nominal100Nominal pressure difference

Components

TypeNameDefaultDescription
Modelica.Blocks.Sources.RampyInput signal
Sources.Boundary_pTsouSource
Buildings.Fluid.Movers.FlowControlled_dpfloConDpRegular dp controlled fan
Buildings.Fluid.Movers.FlowControlled_dpfloConDpSystemDp controlled fan that sets pressure difference at remote point in the system
Buildings.Fluid.FixedResistances.PressureDropheaCoi2Heating coil pressure drop
Sensors.RelativePressuresenRelPrePressure difference across air system
Sources.Boundary_pTsinSink
MixingVolumes.MixingVolumezone2Mixing volume
Buildings.Fluid.FixedResistances.PressureDropheaCoi1Heating coil pressure drop
Actuators.Dampers.Exponentialdam2Damper
MixingVolumes.MixingVolumezone1Mixing volume
Actuators.Dampers.Exponentialdam1Damper
Actuators.Dampers.Exponentialdam3Damper
Actuators.Dampers.Exponentialdam4Damper
MixingVolumes.MixingVolumezone3Mixing volume
MixingVolumes.MixingVolumezone4Mixing volume
Modelica.Blocks.Sources.Rampy1Input signal
Buildings.Fluid.FixedResistances.PressureDropduct3Duct pressure drop
Buildings.Fluid.FixedResistances.PressureDropduct4Duct pressure drop
Buildings.Fluid.FixedResistances.PressureDropduct1Duct pressure drop
Buildings.Fluid.FixedResistances.PressureDropduct2Duct pressure drop

Contents

NameDescription
Medium

Revisions

  • April 9, 2024, by Hongxiang Fu:
    Specified nominalValuesDefineDefaultPressureCurve=true in the mover component to suppress a warning. This is for #3819.
  • May 4 2017, by Filip Jorissen:
    First implementation. This is for #770.