iknow2014 - simmodel and ifc: a short introduction to the ontologies
DESCRIPTION
presentation in the iKNOW2014 workshop on Building KnowledgeTRANSCRIPT
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SimModel and IFCshort introduction to the ontologies
Building Knowledge Workshop at iKnow conference 2014 Graz
Pieter Pauwels, Ghent University, BelgiumMatthias Weise, AEC3, Germany
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SIMMODEL
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original image in Bazjanac et al., 2011“Data environments and processing in semi-automated simulation with EnergyPlus.”
28th International CIB W078-W102 Conference.
SimModel for BEP information exchange
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original SimModel schema:set of six XSD schema’s
1. SIM core http://www.lbl.gov/namespaces/Sim/SimModelCore simcore.xsd
2. SIM building modelhttp://www.lbl.gov/namespaces/Sim/BuildingModelsimbldg.xsd
3. SIM resources generalhttp://www.lbl.gov/namespaces/Sim/ResourcesGeneralsimres.xsd
4. SIM resources geometryhttp://www.lbl.gov/namespaces/Sim/ResourcesGeometrysimgeom.xsd
5. SIM MEP modelhttp://www.lbl.gov/namespaces/Sim/MepModelsimmep.xsd
6. SIM modelhttp://www.lbl.gov/namespaces/Sim/Modelsimmodel.xsd
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complexType SimFlowMoverabstract complexType SimFlowMover_Default
complexType SimFlowMover_Default_Defaultabstract complexType SimFlowMover_Fan
complexType SimFlowMover_Fan_NightVentilationcomplexType SimFlowMover_Fan_ZoneExhaust
abstract complexType SimFlowMover_PumpcomplexType SimFlowMover_Pump_ConstantSpeedReturncomplexType SimFlowMover_Pump_ConstantSpeedSupplycomplexType SimFlowMover_Pump_UserDefinedcomplexType SimFlowMover_Pump_VariableSpeedReturncomplexType SimFlowMover_Pump_VariableSpeedSupplycomplexType SimFlowMover_Pump_VarSpeedCondensateReturncomplexType SimFlowMover_Pump_VarSpeedCondensateSupply
XSD Class Hierarchy
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Input XSD<xs:complexType name="SimActor"><xs:complexContent>
<xs:extension base="simres:SimActorDefinition"><xs:sequence> <xs:element ref="simres:GlobalId" minOccurs="0"
maxOccurs="1"/> <xs:element ref="simres:OwnerHistory" minOccurs="0"
maxOccurs="1"/> <xs:element ref="simres:ObjectType" minOccurs="0"
maxOccurs="1"/> <xs:element ref="simres:TheActor" minOccurs="0"
maxOccurs="1"/></xs:sequence>
</xs:extension></xs:complexContent>
</xs:complexType>
<xs:complexType name="SimResourceObject" abstract="true"><xs:attribute name="RefId" type="xs:ID" use="required"/>
</xs:complexType>
<xs:element name="GlobalId" type="xs:string"/><xs:element name="OwnerHistory" type="xs:IDREF"/><xs:element name="ObjectType" type="xs:string"/><xs:element name="TheActor" type="xs:IDREF"/>
Class
Class
Properties + Property Ranges
Property Domains
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Output OWLsimres:SimActor rdfs:subClassOf simres:SimActorDefinition ; rdf:type owl:Class .
simres:simActor_GlobalIdrdf:type owl:DatatypeProperty; rdfs:domain simres:SimActor; rdfs:range xsd:string .
simres:simActor_OwnerHistoryrdf:type owl:ObjectProperty; rdfs:domain simres:SimActor; rdfs:range simres:SimResourceObject .
simres:simActor_ObjectTyperdf:type owl:DatatypeProperty; rdfs:domain simres:SimActor; rdfs:range xsd:string .
simres:simActor_TheActorrdf:type owl:ObjectProperty; rdfs:domain simres:SimActor; rdfs:range simres:SimResourceObject .
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alternative SimModel schema:set of six OWL ontologies
1. SIM core http://www.lbl.gov/namespaces/Sim/SimModelCore simcore.owl
2. SIM building modelhttp://www.lbl.gov/namespaces/Sim/BuildingModelsimbldg.owl
3. SIM resources generalhttp://www.lbl.gov/namespaces/Sim/ResourcesGeneralsimres.owl
4. SIM resources geometryhttp://www.lbl.gov/namespaces/Sim/ResourcesGeometrysimgeom.owl
5. SIM MEP modelhttp://www.lbl.gov/namespaces/Sim/MepModelsimmep.owl
6. SIM modelhttp://www.lbl.gov/namespaces/Sim/Modelsimmodel.owl
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SIMMODELRDF
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Select a simmodel .xml-file http://smartlab1.elis.ugent.be:8889/SIMXML-repo/
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Input XML
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Output .TTL
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Output .RDF
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IFC – INDUSTRY FOUNDATION CLASSES
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original IFC schema:EXPRESS file
1. IFC2x32. IFC2x3 TC13. IFC4
time
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Input EXPTYPE IfcActionTypeEnum = ENUMERATION OF(PERMANENT_G,VARIABLE_Q,EXTRAORDINARY_A,USERDEFINED,NOTDEFINED);
END_TYPE;
TYPE IfcActuatorTypeEnum = ENUMERATION OF(ELECTRICACTUATOR,HANDOPERATEDACTUATOR,HYDRAULICACTUATOR,PNEUMATICACTUATOR,THERMOSTATICACTUATOR,USERDEFINED,NOTDEFINED);
END_TYPE;
…
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Output OWL
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alternative IFC ontologies
1. Original IFC ontology Ghent Univ (IFC2x3) http://multimedialab.elis.ugent.be/organon/
ontologies/IFC2X3
2. Current IFC ontology IFC-to-RDF server (IFC2x3) https://github.com/mmlab/IFC-to-RDF-converter
3. 6 versions of the IFC ontology by Aalto University (IFC2x3 - Nam Vu Hoang): OWL DL, OWL RL, … www.linkedbuildingdata.net
4. Proprietary IFC ontologies
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IFCRDF
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Select a .ifc-file http://demo.mmlab.be/IFC-repo/
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Input IFC#1= IFCORGANIZATION($,'Autodesk Revit 2014 (ENU)',$,$,$);#5= IFCAPPLICATION(#1,'2014','Autodesk Revit 2014 (ENU)','Revit');#6= IFCCARTESIANPOINT((0.,0.,0.));#9= IFCCARTESIANPOINT((0.,0.));#11= IFCDIRECTION((1.,0.,0.));#13= IFCDIRECTION((-1.,0.,0.));#15= IFCDIRECTION((0.,1.,0.));#17= IFCDIRECTION((0.,-1.,0.));#19= IFCDIRECTION((0.,0.,1.));#21= IFCDIRECTION((0.,0.,-1.));#23= IFCDIRECTION((1.,0.));#25= IFCDIRECTION((-1.,0.));#27= IFCDIRECTION((0.,1.));#29= IFCDIRECTION((0.,-1.));#31= IFCAXIS2PLACEMENT3D(#6,$,$);#32= IFCLOCALPLACEMENT(#2485,#31);#35= IFCPERSON($,'','wimmer',$,$,$,$,$);#37= IFCORGANIZATION($,'','',$,$);#38= IFCPERSONANDORGANIZATION(#35,#37,$);#41= IFCOWNERHISTORY(#38,#5,$,.NOCHANGE.,$,$,$,1401171921);#42= IFCSIUNIT(*,.LENGTHUNIT.,.MILLI.,.METRE.);#43= IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.);#44= IFCSIUNIT(*,.AREAUNIT.,$,.SQUARE_METRE.);#45= IFCSIUNIT(*,.VOLUMEUNIT.,$,.CUBIC_METRE.);…
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Output .TTL@prefix : <http://ninsuna.elis.ugent.be/IFC-repo/iKNOW/Room_architecture_Revit_2014.ifc#>.@prefix owl: <http://www.w3.org/2002/07/owl#> .@prefix ifc: <http://drum.cs.hut.fi/ontology/ifc2x3#> .@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
_:Room_architecture_Revit_2014_iref_1 a ifc:IfcOrganization._:Room_architecture_Revit_2014_iref_1 ifc:line_number "1"^^xsd:integer._:Room_architecture_Revit_2014_iref_1 ifc:name "Autodesk Revit 2014 (ENU)"^^xsd:string._:Room_architecture_Revit_2014_iref_17600 a ifc:IfcProductDefinitionShape._:Room_architecture_Revit_2014_iref_17600 ifc:line_number "17600"^^xsd:integer._:Room_architecture_Revit_2014_iref_17600 ifc:shapeOfProduct (:GUID02ebbf7526031497eb8229c782da7b)._:Room_architecture_Revit_2014_iref_17600 ifc:representations (
_:Room_architecture_Revit_2014_iref_17562 _:Room_architecture_Revit_2014_iref_17598
).
:GUID02ebbf7526031497eb8229c782da7b owl:sameAs _:Room_architecture_Revit_2014_iref_17602.:GUID02ebbf7526031497eb8229c782da7b a ifc:IfcWallStandardCase.:GUID02ebbf7526031497eb8229c782da7b ifc:line_number "17602"^^xsd:integer.:GUID02ebbf7526031497eb8229c782da7b ifc:tag "361927"^^xsd:string.:GUID02ebbf7526031497eb8229c782da7b ifc:connectedFrom (
:GUID08db29733ab9b4abdbdb76c0d2e325:GUID0c6f0cc91968443219bedc32800fe2…
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LINKING SIMMODELRDF AND IFCRDF
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Linking SIMMODEL and IFC
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Linking SIMMODEL and IFC: strategies
1. linking via an ontology editor2. linking via an API (Jena for instance) +
interface3. linking via a reasoning engine (EYE for
instance)4. linking via an alignment server
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Example conversion rule@prefix ifcinstances: <http://ninsuna.elis.ugent.be/IFC-repo/iKNOW/Room_architecture_Revit_2014.ifc#>.@prefix ifc: <http://drum.cs.hut.fi/ontology/ifc2x3#> .@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .@prefix simres: <http://www.lbl.gov/namespaces/Sim/ResourcesGeneral#> .@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .@prefix owl: <http://www.w3.org/2002/07/owl#> .@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .@prefix siminstances: <http://www.lbl.gov/namespaces/Sim/siminstances#> .
{ ?actor a simres:SimActor }=>{ ?actor a ifc:IfcActor } .
{ ?actor a ifc:IfcActor }=>{ ?actor a simres:SimActor }
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Thank [email protected]