IFC 4.4.0.0 build 20261005 (IFC4X4_DEV_20260525) ⚠ buildingSMART Working Draft. All content is under development.

7.5.4.54 Pset_FilterPHistory

7.5.4.54.1 Semantic definition

Filter performance history attributes.

7.5.4.54.2 Applicable entities

IfcFilter

7.5.4.54.3 Properties

Name	Property Type	Data Type	Description
CountedEfficiency	IfcPropertyReferenceValue	IfcTimeSeries	Filter efficiency based the particle counts concentration before and after filter against particles with certain size distribution.
WeightedEfficiency	IfcPropertyReferenceValue	IfcTimeSeries	Filter efficiency based the particle weight concentration before and after filter against particles with certain size distribution.
ParticleMassHolding	IfcPropertyReferenceValue	IfcTimeSeries	Mass of particle holding in the filter.

Table A

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2 contributor(s):
Last change: Improve definition split (#876) * bring back headers headers were previously removed by mistake, now bringing them back * add new lines and rename the tag add the word 'short' in it * unify newlines make exactly one newline before and two after the tag * resolving typos Because bringing back headers required to go back in time to previous version, I'm now re-resolving the issues: #861, #860, #856 by ArturTomczak on 2024-07-16T16:07:28+02:00

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7.5.4.54.4 Changelog

7.5.4.54.4.1 IFC4

applicability, IfcFilter
applicability, IfcPerformanceHistory