HVAC System Types[LINK]

What kind of systems are available in EnergyPlus?

EnergyPlus HVAC systems input is flexible, so many different types of systems can be built using the basic available components. There are also compound components which represent common equipment types, and HVACTemplate systems which simplify the input for specific systems. This list gives an overview of HVAC objects in EnergyPlus:

HVAC Templates

HVACTemplate:ThermostatHVACTemplate:Zone:IdealLoadsAirSystemHVACTemplate:Zone:FanCoilHVACTemplate:Zone:PTACHVACTemplate:Zone:PTHPHVACTemplate:Zone:UnitaryHVACTemplate:Zone:VAVHVACTemplate:Zone:VAV:FanPoweredHVACTemplate:Zone:WaterToAirHeatPumpHVACTemplate:System:UnitaryHVACTemplate:System:Unitary:AirToAirHVACTemplate:System:VAVHVACTemplate:System:PackagedVAVHVACTemplate:System:DedicatedOutdoorAirHVACTemplate:Plant:ChilledWaterLoopHVACTemplate:Plant:ChillerHVACTemplate:Plant:TowerHVACTemplate:Plant:HotWaterLoopHVACTemplate:Plant:BoilerHVACTemplate:Plant:MixedWaterLoop

Zone HVAC Forced Air Units

ZoneHVAC:IdealLoadsAirSystemZoneHVAC:FourPipeFanCoilZoneHVAC:WindowAirConditionerZoneHVAC:PackagedTerminalAirConditionerZoneHVAC:PackagedTerminalHeatPumpZoneHVAC:WaterToAirHeatPumpZoneHVAC:Dehumidified:DXZoneHVAC:EnergyRecoveryVentilatorZoneHVAC:EnergyRecoveryVentilator:ControllerZoneHVAC:UnitVentilatorZoneHVAC:UnitHeaterZoneHVAC:OutdoorAirUnitZoneHVAC:TerminalUnit:VariableRefrigerantFlow

Zone HVAC Radiative/Convective Units

ZoneHVAC:Baseboard:RadiantConvective:WaterZoneHVAC:Baseboard:RadiantConvective:SteamZoneHVAC:Baseboard:RadiantConvective:ElectricZoneHVAC:Baseboard:Convective:WaterZoneHVAC:Baseboard:Convective:ElectricZoneHVAC:LowTemperatureRadiant:VariableFlowZoneHVAC:LowTemperatureRadiant:ConstantFlowZoneHVAC:LowTemperatureRadiant:ElectricZoneHVAC:HighTemperatureRadiantZoneHVAC:VentilatedSlab

Zone HVAC Air Loop Terminal Units

AirTerminal:SingleDuct:UncontrolledAirTerminal:SingleDuct:ConstantVolume:ReheatAirTerminal:SingleDuct:VAV:NoReheatAirTerminal:SingleDuct:VAV:ReheatAirTerminal:SingleDuct:VAV:Reheat:VariableSpeedFanAirTerminal:SingleDuct:VAV:HeatAndCool:NoReheatAirTerminal:SingleDuct:VAV:HeatAndCool:ReheatAirTerminal:SingleDuct:SeriesPIU:ReheatAirTerminal:SingleDuct:ParallelPIU:ReheatAirTerminal:SingleDuct:ConstantVolume:FourPipeInductionAirTerminal:SingleDuct:ConstantVolume:CooledBeamAirTerminal:DualDuct:ConstantVolumeAirTerminal:DualDuct:VAVAirTerminal:DualDuct:VAV:OutdoorAirZoneHVAC:AirDistributionUnit

Fans

Fan:ConstantVolumeFan:VariableVolumeFan:OnOffFan:ZoneExhaustFanPerformance:NightVentilationFan:ComponentModel

Coils

Coil:Cooling:WaterCoil:Cooling:Water:DetailedGeometryCoil:Cooling:DX:SingleSpeedCoil:Cooling:DX:TwoSpeedCoil:Cooling:DX:MultiSpeedCoil:Cooling:DX:TwoStageWithHumidityControlModeCoilPerformance:DX:CoolingCoil:Cooling:DX:VariableRefrigerantFlowCoil:Heating:DX:VariableRefrigerantFlowCoil:Heating:WaterCoil:Heating:SteamCoil:Heating:ElectricCoil:Heating:GasCoil:Heating:DesuperheaterCoil:Heating:DX:SingleSpeedCoil:Heating:DX:MultiSpeedCoil:Cooling:WaterToAirHeatPump:ParameterEstimationCoil:Heating:WaterToAirHeatPump:ParameterEstimationCoil:Cooling:WaterToAirHeatPump:EquationFitCoil:Cooling:WaterToAirHeatPump:VariableSpeedEquationFitCoil:Heating:WaterToAirHeatPump:EquationFitCoil:Heating:WaterToAirHeatPump:VariableSpeedEquationFitCoil:WaterHeating:AirToWaterHeatPumpCoil:WaterHeating:DesuperheaterCoilSystem:Cooling:DXCoilSystem:Heating:DXCoilSystem:Cooling:Water:HeatExchangerAssistedCoilSystem:Cooling:DX:HeatExchangerAssisted

Evaporative Coolers

EvaporativeCooler:Direct:CelDekPadEvaporativeCooler:Indirect:CelDekPadEvaporativeCooler:Indirect:WetCoilEvaporativeCooler:Indirect:ResearchSpecial

Humidifiers and Dehumidifiers

Humidifier:Steam:ElectricDehumidifier:Desiccant:NoFansDehumidifier:Desiccant:System

Heat Recovery

HeatExchanger:AirToAir:FlatPlateHeatExchanger:AirToAir:SensibleAndLatentHeatExchanger:Desiccant:BalancedFlowHeatExchanger:Desiccant:BalancedFlow:PerformanceDataType1

Unitary Equipment

AirLoopHVAC:Unitary:Furnace:HeatOnlyAirLoopHVAC:Unitary:Furnace:HeatCoolAirLoopHVAC:UnitaryHeatOnlyAirLoopHVAC:UnitaryHeatCoolAirLoopHVAC:UnitaryHeatPump:AirToAirAirLoopHVAC:UnitaryHeatPump:WaterToAirAirLoopHVAC:UnitaryHeatCool:VAVChangeoverBypassAirLoopHVAC:UnitaryHeatPump:AirToAir:MultiSpeed

Variable Refrigerant Flow Equipment

AirConditioner:VariableRefrigerantFlow

Air Distribution

AirLoopHVACAirLoopHVAC:OutdoorAirSystem:EquipmentListAirLoopHVAC:OutdoorAirSystemOutdoorAir:MixerAirLoopHVAC:ZoneSplitterAirLoopHVAC:SupplyPlenumAirLoopHVAC:SupplyPathAirLoopHVAC:ZoneMixerAirLoopHVAC:ReturnPlenumAirLoopHVAC:ReturnPath

Pumps

Pump:VariableSpeedPump:ConstantSpeedPump:VariableSpeed:CondensateHeaderedPumps:VariableSpeedHeaderedPumps:ConstantSpeed

Solar Collectors

SolarCollectorPerformance:FlatPlateSolarCollector:FlatPlate:WaterSolarCollector:FlatPlate:PhotovoltaicThermalSolarCollectorPerformance:PhotovoltaicThermal:SimpleSolarCollector:IntegralCollectorStorageSolarCollectorPerformance:IntegralCollectorStorageSolarCollector:UnglazedTranspiredSolarCollector:UnglazedTranspired:Multisystem

Plant Heating and Cooling Equipment

Boiler:HotWaterBoiler:SteamChiller:Electric:EIRChiller:Electric:ReformulatedEIRChiller:ElectricChiller:Absorption:IndirectChiller:AbsorptionChiller:ConstantCOPChiller:EngineDrivenChiller:CombustionTurbineChillerHeater:Absorption:DirectFiredChillerHeater:Absorption:DoubleEffectHeatPump:WaterToWater:EquationFit:HeatingHeatPump:WaterToWater:EquationFit:CoolingHeatPump:WaterToWater:ParameterEstimation:CoolingHeatPump:WaterToWater:ParameterEstimation:HeatingDistrictCoolingDistrictHeating

Condenser Equipment and Heat Exchangers

CoolingTower:SingleSpeedCoolingTower:TwoSpeedCoolingTower:VariableSpeedCoolingTowerPerformance:CoolToolsCoolingTowerPerformance:YorkCalcEvaporativeFluidCooler:SingleSpeedEvaporativeFluidCooler:TwoSpeedFluidCooler:SingleSpeedFluidCooler:TwoSpeedGroundHeatExchanger:VerticalGroundHeatExchanger:PondGroundHeatExchanger:SurfaceHeatExchanger:FluidToFluid

Water Heaters and Thermal Storage

WaterHeater:MixedWaterHeater:StratifiedWaterHeater:SizingWaterHeater:HeatPumpThermalStorage:Ice:SimpleThermalStorage:Ice:DetailedThermalStorage:ChilledWater:MixedThermalStorage:ChilledWater:Stratified

Plant-Condenser Loops

PlantLoopCondenserLoopPipe:AdiabaticPipe:Adiabatic:SteamPipe:IndoorPipe:OutdoorPipe:Underground