IfcDuctSilencerTypeEnum

Natural language names

	Duct Silencer Type Enum
	Énumération des types de silencieux circulaire

Semantic definitions at the type

Type definition

Enumeration defining the typical types of duct silencers.

HISTORY New enumeration in IFC2x2.

Enumeration definition

Constant	Description
FLATOVAL	Flat-oval shaped duct silencer type.
RECTANGULAR	Rectangular shaped duct silencer type.
ROUND	Round duct silencer type.
USERDEFINED	User-defined duct silencer type.
NOTDEFINED	Undefined duct silencer type.

Formal representations

XML Specification

 <xs:simpleType name="IfcDuctSilencerTypeEnum">

  <xs:restriction base="xs:string">

   <xs:enumeration value="flatoval"/>

   <xs:enumeration value="rectangular"/>

   <xs:enumeration value="round"/>

   <xs:enumeration value="userdefined"/>

   <xs:enumeration value="notdefined"/>

  </xs:restriction>

 </xs:simpleType>

EXPRESS Specification


TYPE IfcDuctSilencerTypeEnum = ENUMERATION OF (

 FLATOVAL, 
 RECTANGULAR, 
 ROUND, 
 USERDEFINED, 
 NOTDEFINED);
END_TYPE;


 EXPRESS-G diagram

References: IfcDuctSilencer IfcDuctSilencerType

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