IfcTranslationalStiffnessSelect

BACnet MVD

#### IfcTranslationalStiffnessSelect

Natural language names

| Translational Stiffness Select
| Sélection de rigidité de translation

Change log

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

##### Semantic definitions at the type

Type definition

A measure of linear stiffness. TRUE denotes infinite stiffness (rigidity). FALSE denotes no stiffness (a release). A numeric value denotes finite linear-elastic stiffness.

> HISTORY New type in IFC4.

Select definition

Type | Description
--- | ---
IfcBoolean |
IfcLinearStiffnessMeasure |

##### Formal representations

XML Specification
`<xs:group name="IfcTranslationalStiffnessSelect">
<xs:choice>
<xs:element ref="ifc:IfcBoolean-wrapper"/>
<xs:element ref="ifc:IfcLinearStiffnessMeasure-wrapper"/>
</xs:choice>
</xs:group>
`
EXPRESS Specification
`TYPE IfcTranslationalStiffnessSelect = SELECT (
IfcBoolean,
IfcLinearStiffnessMeasure);
END_TYPE;

EXPRESS-G diagram

`

References: IfcBoundaryNodeCondition

Link to this page