modelHVAC

HVAC system without control

Extends from Modelica.Icons.Example (Icon for runnable examples), BaseClasses.SystemBase.

Information

This model represents a draw-through HVAC system. The fans are operated at constant speed.

Parameters

TypeNameDefaultDescription
Modelica.Units.SI.MassFlowRatem_flow_nominal_SA1Nominal mass flow rate, supply air
Modelica.Units.SI.MassFlowRatem_flow_nominal_EA1Nominal mass flow rate, extract air
Booleanshow_Tfalse= true, if actual temperature at port is computed
Boundary Conditions
Modelica.Units.SI.PressurepAmb (from SystemBase)Medium.p_defaultAmbient air pressure
Modelica.Media.Interfaces.Types.TemperatureTIA (from SystemBase)297.15Temperature indoor air
Modelica.Media.Interfaces.Types.TemperatureTOA (from SystemBase)263.15Temperature outdoor air

Components

TypeNameDefaultDescription
Buildings.Fluid.Sources.Boundary_pTOA (from SystemBase)
Buildings.Fluid.Sources.Boundary_pTIA (from SystemBase)
Components.HeatExchangers.HexWithPurgehexWithPurge
Buildings.Fluid.Movers.SpeedControlled_yfanSA
Buildings.Fluid.Movers.SpeedControlled_yfanEA
Modelica.Blocks.Sources.Constantconst
Modelica.Blocks.Sources.Constantconst1
Buildings.Fluid.FixedResistances.PressureDropfilterSA
Buildings.Fluid.FixedResistances.PressureDropfilterEA
Buildings.Fluid.FixedResistances.PressureDropductSA
Buildings.Fluid.FixedResistances.PressureDropductEA