Natural language names
 | Derived Unit Enum |
 | Enumération des unités dérivées |
| Derived Unit Enum |
| Enumération des unités dérivées |
| Item | SPF | XML | Change | Description | IFC2x3 to IFC4 |
|---|---|---|---|---|
| IfcDerivedUnitEnum | ||||
| AREADENSITYUNIT | ADDED | |||
| SOUNDPOWERLEVELUNIT | ADDED | |||
| SOUNDPRESSURELEVELUNIT | ADDED | |||
| TEMPERATURERATEOFCHANGEUNIT | ADDED |
IfcDerivedUnitEnum is an enumeration type for allowed types of derived units.
HISTORY New type in IFC2.0.
IFC 2x4 change: added AREADENSITYUNIT, SOUNDPOWERLEVELUNIT, SOUNDPRESSURELEVELUNIT and TEMPERATURERATEOFCHANGEUNIT.
| Constant | Description |
|---|---|
| ANGULARVELOCITYUNIT | |
| AREADENSITYUNIT | |
| COMPOUNDPLANEANGLEUNIT | |
| DYNAMICVISCOSITYUNIT | |
| HEATFLUXDENSITYUNIT | |
| INTEGERCOUNTRATEUNIT | |
| ISOTHERMALMOISTURECAPACITYUNIT | |
| KINEMATICVISCOSITYUNIT | |
| LINEARVELOCITYUNIT | |
| MASSDENSITYUNIT | |
| MASSFLOWRATEUNIT | |
| MOISTUREDIFFUSIVITYUNIT | |
| MOLECULARWEIGHTUNIT | |
| SPECIFICHEATCAPACITYUNIT | |
| THERMALADMITTANCEUNIT | |
| THERMALCONDUCTANCEUNIT | |
| THERMALRESISTANCEUNIT | |
| THERMALTRANSMITTANCEUNIT | |
| VAPORPERMEABILITYUNIT | |
| VOLUMETRICFLOWRATEUNIT | |
| ROTATIONALFREQUENCYUNIT | |
| TORQUEUNIT | |
| MOMENTOFINERTIAUNIT | |
| LINEARMOMENTUNIT | |
| LINEARFORCEUNIT | |
| PLANARFORCEUNIT | |
| MODULUSOFELASTICITYUNIT | |
| SHEARMODULUSUNIT | |
| LINEARSTIFFNESSUNIT | |
| ROTATIONALSTIFFNESSUNIT | |
| MODULUSOFSUBGRADEREACTIONUNIT | |
| ACCELERATIONUNIT | |
| CURVATUREUNIT | |
| HEATINGVALUEUNIT | |
| IONCONCENTRATIONUNIT | |
| LUMINOUSINTENSITYDISTRIBUTIONUNIT | |
| MASSPERLENGTHUNIT | |
| MODULUSOFLINEARSUBGRADEREACTIONUNIT | |
| MODULUSOFROTATIONALSUBGRADEREACTIONUNIT | |
| PHUNIT | |
| ROTATIONALMASSUNIT | |
| SECTIONAREAINTEGRALUNIT | |
| SECTIONMODULUSUNIT | |
| SOUNDPOWERLEVELUNIT | |
| SOUNDPOWERUNIT | |
| SOUNDPRESSURELEVELUNIT | |
| SOUNDPRESSUREUNIT | |
| TEMPERATUREGRADIENTUNIT | |
| TEMPERATURERATEOFCHANGEUNIT | |
| THERMALEXPANSIONCOEFFICIENTUNIT | |
| WARPINGCONSTANTUNIT | |
| WARPINGMOMENTUNIT | |
| USERDEFINED | User defined derived unit. |
<xs:simpleType name="IfcDerivedUnitEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="angularvelocityunit"/>
<xs:enumeration value="areadensityunit"/>
<xs:enumeration value="compoundplaneangleunit"/>
<xs:enumeration value="dynamicviscosityunit"/>
<xs:enumeration value="heatfluxdensityunit"/>
<xs:enumeration value="integercountrateunit"/>
<xs:enumeration value="isothermalmoisturecapacityunit"/>
<xs:enumeration value="kinematicviscosityunit"/>
<xs:enumeration value="linearvelocityunit"/>
<xs:enumeration value="massdensityunit"/>
<xs:enumeration value="massflowrateunit"/>
<xs:enumeration value="moisturediffusivityunit"/>
<xs:enumeration value="molecularweightunit"/>
<xs:enumeration value="specificheatcapacityunit"/>
<xs:enumeration value="thermaladmittanceunit"/>
<xs:enumeration value="thermalconductanceunit"/>
<xs:enumeration value="thermalresistanceunit"/>
<xs:enumeration value="thermaltransmittanceunit"/>
<xs:enumeration value="vaporpermeabilityunit"/>
<xs:enumeration value="volumetricflowrateunit"/>
<xs:enumeration value="rotationalfrequencyunit"/>
<xs:enumeration value="torqueunit"/>
<xs:enumeration value="momentofinertiaunit"/>
<xs:enumeration value="linearmomentunit"/>
<xs:enumeration value="linearforceunit"/>
<xs:enumeration value="planarforceunit"/>
<xs:enumeration value="modulusofelasticityunit"/>
<xs:enumeration value="shearmodulusunit"/>
<xs:enumeration value="linearstiffnessunit"/>
<xs:enumeration value="rotationalstiffnessunit"/>
<xs:enumeration value="modulusofsubgradereactionunit"/>
<xs:enumeration value="accelerationunit"/>
<xs:enumeration value="curvatureunit"/>
<xs:enumeration value="heatingvalueunit"/>
<xs:enumeration value="ionconcentrationunit"/>
<xs:enumeration value="luminousintensitydistributionunit"/>
<xs:enumeration value="massperlengthunit"/>
<xs:enumeration value="modulusoflinearsubgradereactionunit"/>
<xs:enumeration value="modulusofrotationalsubgradereactionunit"/>
<xs:enumeration value="phunit"/>
<xs:enumeration value="rotationalmassunit"/>
<xs:enumeration value="sectionareaintegralunit"/>
<xs:enumeration value="sectionmodulusunit"/>
<xs:enumeration value="soundpowerlevelunit"/>
<xs:enumeration value="soundpowerunit"/>
<xs:enumeration value="soundpressurelevelunit"/>
<xs:enumeration value="soundpressureunit"/>
<xs:enumeration value="temperaturegradientunit"/>
<xs:enumeration value="temperaturerateofchangeunit"/>
<xs:enumeration value="thermalexpansioncoefficientunit"/>
<xs:enumeration value="warpingconstantunit"/>
<xs:enumeration value="warpingmomentunit"/>
<xs:enumeration value="userdefined"/>
</xs:restriction>
</xs:simpleType>
TYPE IfcDerivedUnitEnum = ENUMERATION OF (
ANGULARVELOCITYUNIT,
AREADENSITYUNIT,
COMPOUNDPLANEANGLEUNIT,
DYNAMICVISCOSITYUNIT,
HEATFLUXDENSITYUNIT,
INTEGERCOUNTRATEUNIT,
ISOTHERMALMOISTURECAPACITYUNIT,
KINEMATICVISCOSITYUNIT,
LINEARVELOCITYUNIT,
MASSDENSITYUNIT,
MASSFLOWRATEUNIT,
MOISTUREDIFFUSIVITYUNIT,
MOLECULARWEIGHTUNIT,
SPECIFICHEATCAPACITYUNIT,
THERMALADMITTANCEUNIT,
THERMALCONDUCTANCEUNIT,
THERMALRESISTANCEUNIT,
THERMALTRANSMITTANCEUNIT,
VAPORPERMEABILITYUNIT,
VOLUMETRICFLOWRATEUNIT,
ROTATIONALFREQUENCYUNIT,
TORQUEUNIT,
MOMENTOFINERTIAUNIT,
LINEARMOMENTUNIT,
LINEARFORCEUNIT,
PLANARFORCEUNIT,
MODULUSOFELASTICITYUNIT,
SHEARMODULUSUNIT,
LINEARSTIFFNESSUNIT,
ROTATIONALSTIFFNESSUNIT,
MODULUSOFSUBGRADEREACTIONUNIT,
ACCELERATIONUNIT,
CURVATUREUNIT,
HEATINGVALUEUNIT,
IONCONCENTRATIONUNIT,
LUMINOUSINTENSITYDISTRIBUTIONUNIT,
MASSPERLENGTHUNIT,
MODULUSOFLINEARSUBGRADEREACTIONUNIT,
MODULUSOFROTATIONALSUBGRADEREACTIONUNIT,
PHUNIT,
ROTATIONALMASSUNIT,
SECTIONAREAINTEGRALUNIT,
SECTIONMODULUSUNIT,
SOUNDPOWERLEVELUNIT,
SOUNDPOWERUNIT,
SOUNDPRESSURELEVELUNIT,
SOUNDPRESSUREUNIT,
TEMPERATUREGRADIENTUNIT,
TEMPERATURERATEOFCHANGEUNIT,
THERMALEXPANSIONCOEFFICIENTUNIT,
WARPINGCONSTANTUNIT,
WARPINGMOMENTUNIT,
USERDEFINED);
END_TYPE;
EXPRESS-G diagram
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