IFC 4.3.0.1 (IFC4X3) development

7.5.4.7 Pset_AirToAirHeatRecoveryTypeCommon

7.5.4.7.1 Semantic definition

Air to Air Heat Recovery type common attributes.

7.5.4.7.2 Applicable entities

7.5.4.7.3 Properties

Name Property Type Data Type Description
Reference IfcPropertySingleValue IfcIdentifier

Reference ID for this specified type in this project (e.g. type 'A-1'), Also referred to as "construction type". It should be provided as an alternative to the name of the "object type", if the software does not support object types and no classification reference to a recognized classification system used.

Status IfcPropertyEnumeratedValue PEnum_ElementStatus

Status of the element, predominately used in renovation or retrofitting projects. The status can be assigned to as "New" - element designed as new addition, "Existing" - element exists and remains, "Demolish" - element existed but is to be demolished, "Temporary" - element will exists only temporary (like a temporary support structure).

HeatTransferTypeEnum IfcPropertyEnumeratedValue PEnum_AirToAirHeatTransferHeatTransferType

Type of heat transfer between the two air streams.

HasDefrost IfcPropertySingleValue IfcBoolean

has the heat exchanger has defrost function or not.

OperationalTemperatureRange IfcPropertyBoundedValue IfcThermodynamicTemperatureMeasure

The temperature range in which the device operates normally.

Allowable operation ambient air temperature range.

PrimaryAirFlowRateRange IfcPropertyBoundedValue IfcVolumetricFlowRateMeasure

No description available.

SecondaryAirFlowRateRange IfcPropertyBoundedValue IfcPressureMeasure

No description available.

Table 7.5.4.7.A

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7.5.4.7.4 Changelog

  • property, HeatTransferTypeEnum
  • property, HeatTransferType
  • applicability, IfcAirToAirHeatRecoveryType
  • property, PrimaryAirFlowRateRange
  • property, SecondaryAirFlowRateRange
  • property, PrimaryAirflowRateRange
  • property, SecondaryAirflowRateRange