IFC (IFC4X3_ADD2) under development Pset_SoundGeneration Semantic definition

Common definition to capture the properties of sound typically used within the context of building services and flow distribution systems. This property set is instantiated multiple times on an object for each frequency band.

HISTORY: New property set in IFC Release 2x4. Applicable entities Properties

Name Property Type Data Type Description
SoundCurve IfcPropertyTableValue IfcSoundPowerMeasure/IfcFrequencyMeasure

Sound curve.

Table of sound frequencies and sound power measured in decibels at a reference power of 1 picowatt(10\^(-12) watt) for the referenced octave band frequency.


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  • New resource IFC4.3_DEV_fb8f62f