Buildings.Templates.AirHandlersFans.Components.Data

Records for design and operating parameters

Information

This package provides records for design and operating parameters.

Extends from Modelica.Icons.MaterialPropertiesPackage (Icon for package containing property classes).

Package Content

Name	Description
OutdoorReliefReturnSection	Record for outdoor/relief/return air section
PartialController	Record for controller interface class
VAVMultiZoneController	Record for multiple-zone VAV controller

Buildings.Templates.AirHandlersFans.Components.Data.OutdoorReliefReturnSection

Record for outdoor/relief/return air section

Information

This record provides the set of sizing and operating parameters for the classes within Buildings.Templates.AirHandlersFans.Components.OutdoorReliefReturnSection.

Extends from Modelica.Icons.Record (Icon for records).

Parameters

Type	Name	Default	Description
Configuration
Damper	typDamOut		Outdoor air damper type
Damper	typDamOutMin		Minimum outdoor air damper type
Damper	typDamRel		Relief damper type
Damper	typDamRet		Return damper type
Fan	typFanRel		Type of relief fan
Fan	typFanRet		Type of return fan
Integer	nFanRet		Number of return fans
Integer	nFanRel		Number of relief fans
Dampers and economizers
MassFlowRate	mOutMin_flow_nominal		Minimum outdoor air mass flow rate at design conditions [kg/s]
Damper	damOut	damOut(final typ=typDamOut)	Outdoor air damper
Damper	damOutMin	damOutMin(final typ=typDamOu...	Minimum outdoor air damper
Damper	damRel	damRel(final typ=typDamRel)	Relief damper
Damper	damRet	damRet(final typ=typDamRet)	Return damper
Fans
Fan	fanRel	fanRel(final typ=typFanRel, ...	Relief fan
Fan	fanRet	fanRet(final typ=typFanRet, ...	Return fan

Modelica definition

record OutdoorReliefReturnSection "Record for outdoor/relief/return air section" extends Modelica.Icons.Record; parameter Buildings.Templates.Components.Types.Damper typDamOut "Outdoor air damper type"; parameter Buildings.Templates.Components.Types.Damper typDamOutMin "Minimum outdoor air damper type"; parameter Buildings.Templates.Components.Types.Damper typDamRel "Relief damper type"; parameter Buildings.Templates.Components.Types.Damper typDamRet "Return damper type"; parameter Buildings.Templates.Components.Types.Fan typFanRel "Type of relief fan"; parameter Buildings.Templates.Components.Types.Fan typFanRet "Type of return fan"; parameter Integer nFanRet( start=if typFanRet==Buildings.Templates.Components.Types.Fan.None then 0 else 1) "Number of return fans"; parameter Integer nFanRel( start=if typFanRel==Buildings.Templates.Components.Types.Fan.None then 0 else 1) "Number of relief fans"; parameter Modelica.Units.SI.MassFlowRate mOutMin_flow_nominal( final min=0, start=0.2 * damOut.m_flow_nominal) "Minimum outdoor air mass flow rate at design conditions"; parameter Buildings.Templates.Components.Data.Damper damOut( final typ=typDamOut) "Outdoor air damper"; parameter Buildings.Templates.Components.Data.Damper damOutMin( final typ=typDamOutMin) "Minimum outdoor air damper"; parameter Buildings.Templates.Components.Data.Damper damRel( final typ=typDamRel) "Relief damper"; parameter Buildings.Templates.Components.Data.Damper damRet( final typ=typDamRet) "Return damper"; parameter Buildings.Templates.Components.Data.Fan fanRel( final typ=typFanRel, final nFan=nFanRel) "Relief fan"; parameter Buildings.Templates.Components.Data.Fan fanRet( final typ=typFanRet, final nFan=nFanRet) "Return fan"; end OutdoorReliefReturnSection;

Buildings.Templates.AirHandlersFans.Components.Data.PartialController

Record for controller interface class

Information

This record provides the set of sizing and operating parameters for the class Buildings.Templates.AirHandlersFans.Components.Controls.Interfaces.PartialController.

Extends from Modelica.Icons.Record (Icon for records).

Parameters

Type	Name	Description
Configuration
Controller	typ	Type of controller
Fan	typFanSup	Type of supply fan
Fan	typFanRel	Type of relief fan
Fan	typFanRet	Type of return fan

Modelica definition

record PartialController "Record for controller interface class" extends Modelica.Icons.Record; parameter Buildings.Templates.AirHandlersFans.Types.Controller typ "Type of controller"; parameter Buildings.Templates.Components.Types.Fan typFanSup "Type of supply fan"; parameter Buildings.Templates.Components.Types.Fan typFanRel "Type of relief fan"; parameter Buildings.Templates.Components.Types.Fan typFanRet "Type of return fan"; end PartialController;

Buildings.Templates.AirHandlersFans.Components.Data.VAVMultiZoneController

Record for multiple-zone VAV controller

Information

This record provides the set of sizing and operating parameters for multiple-zone VAV controllers within Buildings.Templates.AirHandlersFans.Components.Controls.

Extends from Buildings.Templates.AirHandlersFans.Components.Data.PartialController (Record for controller interface class).

Parameters

Type	Name	Default	Description
Configuration
Controller	typ		Type of controller
Fan	typFanSup		Type of supply fan
Fan	typFanRel		Type of relief fan
Fan	typFanRet		Type of return fan
OutdoorAirSection	typSecOut		Type of outdoor air section
PressureControl	buiPreCon		Type of building pressure control system
Energy and ventilation standards
VentilationStandard	stdVen		Ventilation standard
Temperature setpoints
Temperature	TAirSupSet_min	12 + 273.15	Lowest supply air temperature setpoint [K]
Temperature	TAirSupSet_max	18 + 273.15	Highest supply air temperature setpoint [K]
Temperature	TOutRes_min	16 + 273.15	Lowest value of the outdoor air temperature reset range [K]
Temperature	TOutRes_max	21 + 273.15	Highest value of the outdoor air temperature reset range [K]
Ventilation setpoints
VolumeFlowRate	VOutUnc_flow_nominal		Uncorrected design outdoor air flow rate, including diversity where applicable [m3/s]
VolumeFlowRate	VOutTot_flow_nominal		Design total outdoor air flow rate [m3/s]
VolumeFlowRate	VOutAbsMin_flow_nominal		Design outdoor air flow rate when all zones with CO2 sensors or occupancy sensors are unpopulated [m3/s]
VolumeFlowRate	VOutMin_flow_nominal		Design minimum outdoor air flow rate when all zones are occupied at their design population, including diversity [m3/s]
Information provided by testing, adjusting, and balancing contractor
PressureDifference	pAirSupSet_rel_max		Duct design maximum static pressure [Pa]
PressureDifference	dpDamOutMinAbs		Differential pressure across the minimum outdoor air damper that provides the absolute minimum outdoor airflow [Pa]
PressureDifference	dpDamOutMin_nominal		Differential pressure across the minimum outdoor air damper that provides the design minimum outdoor airflow [Pa]
PressureDifference	pAirRetSet_rel_min	10	Return fan minimum discharge static pressure setpoint [Pa]
PressureDifference	pAirRetSet_rel_max	40	Return fan maximum discharge static pressure setpoint [Pa]
VolumeFlowRate	dVFanRet_flow		Airflow differential between supply and return fans to maintain building pressure at setpoint [m3/s]
Real	yFanSup_min	0.1	Lowest allowed fan speed if fan is on [1]
Real	yFanRel_min	0.1	Minimum relief fan speed [1]
Real	yFanRet_min	0.1	Minimum return fan speed [1]

Modelica definition

record VAVMultiZoneController "Record for multiple-zone VAV controller" extends Buildings.Templates.AirHandlersFans.Components.Data.PartialController; parameter Buildings.Controls.OBC.ASHRAE.G36.Types.OutdoorAirSection typSecOut "Type of outdoor air section"; parameter Buildings.Controls.OBC.ASHRAE.G36.Types.PressureControl buiPreCon "Type of building pressure control system"; parameter Buildings.Controls.OBC.ASHRAE.G36.Types.VentilationStandard stdVen "Ventilation standard"; parameter Modelica.Units.SI.Temperature TAirSupSet_min( final min=273.15, displayUnit="degC")=12+273.15 "Lowest supply air temperature setpoint"; parameter Modelica.Units.SI.Temperature TAirSupSet_max( final min=273.15, displayUnit="degC")=18+273.15 "Highest supply air temperature setpoint"; parameter Modelica.Units.SI.Temperature TOutRes_min( final min=273.15, displayUnit="degC")=16+273.15 "Lowest value of the outdoor air temperature reset range"; parameter Modelica.Units.SI.Temperature TOutRes_max( final min=273.15, displayUnit="degC")=21+273.15 "Highest value of the outdoor air temperature reset range"; parameter Modelica.Units.SI.VolumeFlowRate VOutUnc_flow_nominal( start=0) "Uncorrected design outdoor air flow rate, including diversity where applicable"; parameter Modelica.Units.SI.VolumeFlowRate VOutTot_flow_nominal( start=0) "Design total outdoor air flow rate"; parameter Modelica.Units.SI.VolumeFlowRate VOutAbsMin_flow_nominal( start=0) "Design outdoor air flow rate when all zones with CO2 sensors or occupancy sensors are unpopulated"; parameter Modelica.Units.SI.VolumeFlowRate VOutMin_flow_nominal( start=0) "Design minimum outdoor air flow rate when all zones are occupied at their design population, including diversity"; parameter Modelica.Units.SI.PressureDifference pAirSupSet_rel_max( final min=0, displayUnit="Pa", start=500) "Duct design maximum static pressure"; parameter Modelica.Units.SI.PressureDifference dpDamOutMinAbs( final min=2.4, displayUnit="Pa", start=5) "Differential pressure across the minimum outdoor air damper that provides the absolute minimum outdoor airflow"; parameter Modelica.Units.SI.PressureDifference dpDamOutMin_nominal( final min=5, displayUnit="Pa", start=15) "Differential pressure across the minimum outdoor air damper that provides the design minimum outdoor airflow"; parameter Modelica.Units.SI.PressureDifference pAirRetSet_rel_min( final min=2.4, displayUnit="Pa")=10 "Return fan minimum discharge static pressure setpoint"; parameter Modelica.Units.SI.PressureDifference pAirRetSet_rel_max( final min=10, displayUnit="Pa")=40 "Return fan maximum discharge static pressure setpoint"; parameter Modelica.Units.SI.VolumeFlowRate dVFanRet_flow( final min=0, start=0.1) "Airflow differential between supply and return fans to maintain building pressure at setpoint"; parameter Real yFanSup_min( final unit="1", final min=0, final max=1)= 0.1 "Lowest allowed fan speed if fan is on"; parameter Real yFanRel_min( final unit="1", final min=0, final max=1)=0.1 "Minimum relief fan speed"; parameter Real yFanRet_min( final unit="1", final min=0, final max=1)=0.1 "Minimum return fan speed"; end VAVMultiZoneController;