IFC 4.3.0.1 (IFC4X3) development

7.5.4.6 Pset_AirToAirHeatRecoveryPHistory

7.5.4.6.1 Semantic definition

Air to Air Heat Recovery performance history common attributes.

7.5.4.6.2 Applicable entities

7.5.4.6.3 Properties

Name Property Type Data Type Description
SensibleEffectiveness IfcPropertyReferenceValue IfcTimeSeries

Sensible heat transfer effectiveness, where effectiveness is defined as the ratio of heat transfer to maximum possible heat transfer.

TotalEffectiveness IfcPropertyReferenceValue IfcTimeSeries

Total heat transfer effectiveness: The ratio of heat transfer to the maximum possible heat transfer.

TemperatureEffectiveness IfcPropertyReferenceValue IfcTimeSeries

Temperature heat transfer effectiveness: The ratio of primary airflow temperature changes to maximum possible temperature changes.

DefrostTemperatureEffectiveness IfcPropertyReferenceValue IfcTimeSeries

Temperature heat transfer effectiveness when defrosting is active.

HumidityEffectiveness IfcPropertyReferenceValue IfcTimeSeries

Humidity heat transfer effectiveness: The ratio of primary airflow absolute humidity changes to maximum possible absolute humidity changes.

SensibleHeatTransferRate IfcPropertyReferenceValue IfcTimeSeries

Sensible heat transfer rate.

LatentHeatTransferRate IfcPropertyReferenceValue IfcTimeSeries

Latent heat transfer rate.

TotalHeatTransferRate IfcPropertyReferenceValue IfcTimeSeries

Total heat transfer rate.

SensibleEffectivenessTable IfcPropertyReferenceValue IfcTimeSeries

Sensible heat transfer effectiveness curve as a function of the primary and secondary air flow rate.

TotalEffectivenessTable IfcPropertyReferenceValue IfcTimeSeries

Total heat transfer effectiveness curve as a function of the primary and secondary air flow rate.

AirPressureDropCurves IfcPropertyReferenceValue IfcTimeSeries

Air pressure drop as function of air flow rate.

Table 7.5.4.6.A

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7.5.4.6.4 Changelog

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