IFC (IFC4X3_ADD2) under development Pset_DuctFittingPHistory Semantic definition

Duct fitting performance history common attributes. Applicable entities Properties

Name Property Type Data Type Description
LossCoefficient IfcPropertyReferenceValue IfcTimeSeries

Dimensionless loss coefficient used for calculating fluid resistance representing the ratio of total pressure loss to velocity pressure at a referenced cross-section.

AtmosphericPressure IfcPropertyReferenceValue IfcTimeSeries

Ambient atmospheric pressure.

AirFlowLeakage IfcPropertyReferenceValue IfcTimeSeries

Volumetric leakage flow rate.


Edit on Github

Is this page difficult to understand? Let us know! Changelog IFC4