Type

.jpg Associated
Classifications
Definition
Name System_EXHAUST
Description EXHAUST: Exhaust air collection system for removing stale or noxious air from one or more spaces. Template
Type (IFC) IfcSystem
Pre-defined type (IFC)
ElementType
Identifier 1COBieocc9999D0EYCU999
Tag
Pset_DistributionSystemTypeVentilation Definition from IAI: This property set is used to define the general characteristics of the duct design parameters within a system. HISTORY: New property set in IFC Release 2.0. Renamed from Pset_DuctDesignCriteria in IFC 2x4.
Property Name (mandatory) Property Description and Allowed Values Property Value
DesignName
A name for the design values.
n/a
DuctSizingMethod
Enumeration that identifies the methodology to be used to size system components.
constantfriction
constantpressure
staticregain
other
notknown
unset
unset
PressureClass
Nominal pressure rating of the system components. (Data type = PressureMeasure)
0.
LeakageClass
Nominal leakage rating for the system components.
0.
FrictionLoss
The pressure loss due to friction per unit length. (Data type = PressureMeasure/LengthMeasure)
0.
ScrapFactor
Sheet metal scrap factor.
0.
Organization buildingSMART United Kingdom and Ireland Chapter bS UKI
MaximumVelocity
The maximum design velocity of the air in the duct or fitting.
0.
AspectRatio
The default aspect ratio.
0.
MinimumHeight
The minimum duct height for rectangular, oval or round duct.
0.
MinimumWidth
The minimum duct width for oval or rectangular duct.
0.
Ownership
Owner History
Contact Nicholas Nisbet nn@buildingSMART.org.uk
Organization buildingSMART United Kingdom and Ireland Chapter bS UKI
TelephoneNumbers +44 1494 714933
ElectronicMailAddresses nn@buildingSMART.org.uk nn@buildingSMART.org.uk
WWWHomePageURL http://www.buildingSMART.org.uk http://www.buildingSMART.org.uk
Address 46 St Margarets Grove, Great Kingshill, High Wycombe Bucks HP15 6HP United Kingdom
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