18.104.22.168.1 Semantic definition
The IfcRelServicesBuildings is an objectified relationship that defines the relationship between a system and the sites, buildings, storeys, spaces, or spatial zones, it serves. Examples of systems are:
- building service systems (heating, cooling, waste water system) represented by instances of IfcDistributionSystem;
- building systems (fenestration, shading) represented by instances of IfcBuildingSystem;
- zones as collection of logically grouped spaces represented by instances of IfcZone
- idealized structural analysis systems represented by instances of IfcStructuralAnalysisModel.
22.214.171.124.2 Entity inheritance
Assignment of a globally unique identifier within the entire software world.
Assignment of the information about the current ownership of that object, including owning actor, application, local identification and information captured about the recent changes of the object,
Optional name for use by the participating software systems or users. For some subtypes of IfcRoot the insertion of the Name attribute may be required. This would be enforced by a where rule.
Optional description, provided for exchanging informative comments.
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System that services the Buildings.
|6||RelatedBuildings||SET [1:?] OF IfcSpatialElement||
Spatial structure elements (including site, building, storeys) that are serviced by the system.
126.96.36.199.4 Concept usage
Ownership, history, and merge state is captured using IfcOwnerHistory.
IfcRoot assigns the globally unique ID. In addition it may provide for a name and a description about the concept.
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188.8.131.52.5 Formal representation
ENTITY IfcRelServicesBuildings SUBTYPE OF (IfcRelConnects); RelatingSystem : IfcSystem; RelatedBuildings : SET [1:?] OF IfcSpatialElement; END_ENTITY;