IfcEngineTypeEnum

BACnet MVD

#### IfcEngineTypeEnum

Natural language names

| Engine Type Enum
| Énumération des types de moteur

Change log

Item | SPF | XML | Change | Description
--- | --- | --- | --- | ---
IFC2x3 to IFC4
IfcEngineTypeEnum |  |  | ADDED |

##### Semantic definitions at the type

Type definition

Enumeration defining the typical types of engines.

> HISTORY New enumeration in IFC4.

Enumeration definition

Constant | Description
--- | ---
EXTERNALCOMBUSTION | Combustion is external.
INTERNALCOMBUSTION | Combustion is internal.
USERDEFINED | User-defined engine type.
NOTDEFINED | Undefined engine type.

##### Formal representations

XML Specification
`<xs:simpleType name="IfcEngineTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="externalcombustion"/>
<xs:enumeration value="internalcombustion"/>
<xs:enumeration value="userdefined"/>
<xs:enumeration value="notdefined"/>
</xs:restriction>
</xs:simpleType>
`
EXPRESS Specification
`TYPE IfcEngineTypeEnum = ENUMERATION OF (
EXTERNALCOMBUSTION,
INTERNALCOMBUSTION,
USERDEFINED,
NOTDEFINED);
END_TYPE;

EXPRESS-G diagram

`

References: IfcEngine IfcEngineType

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