← Class ReferenceReferência de Classes
exported equivalent COPI_0000265
Expansion Joint
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000265
Generated onGerado em 2026-04-15
Natural Language DefinitionDefinição em Linguagem Natural
EN
An expansion joint is a material artifact that bears the designed function of accommodating thermal expansion and contraction between connected components through inherent flexibility while maintaining structural integrity.
PT-BR
Uma junta de expansão é um artefato material que possui a função projetada de acomodar expansão e contração térmica entre componentes conectados através de flexibilidade inerente, mantendo a integridade estrutural.
Formal AxiomsAxiomas Formais
Semi-formal (Aristotelian)Semi-formal (Aristotélico)
Every expansion joint is a material artifact that bears a thermal expansion accommodation function and has a flexibility function, and every material artifact that bears a thermal expansion accommodation function and has a flexibility function is an expansion joint.
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Definition]∀x (ExpansionJoint(x) ↔ MaterialArtifact(x) ∧ ∃f (ThermalExpansionAccommodationFunction(f) ∧ bearerOf(x,f)) ∧ ∃bearerOf.ThermalExpansionAccommodationFunction ⊓ ∃bearerOf.FlexibilityFunction) — Steps 1–3: genus + identity-giving function [Function axiom: ThermalExpansionAccommodationFunction]∀f (ThermalExpansionAccommodationFunction(f) → ∀p (realizedIn(f,p) → ThermalExpansionAccommodationProcess(p)) ∧ ∃p (ThermalExpansionAccommodationProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Process participation signature]∀x ∀f ((ExpansionJoint(x) ∧ ThermalExpansionAccommodationFunction(f) ∧ bearerOf(x,f)) → processType(f,MechanicalForceAccommodation)) — Step 5: typed participants in the realising process
OWL 2 / Turtle
@prefix copi: <https://www.inf.ufrgs.br/ontologies/copi/> . @prefix : <https://www.inf.ufrgs.br/ontologies/copi/> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix xsd: <http://www.w3.org/2001/XMLSchema#> . @prefix bfo: <http://purl.obolibrary.org/obo/> . @prefix iof-core: <https://spec.industrialontologies.org/ontology/construct/> . @prefix iof-av: <https://spec.industrialontologies.org/ontology/annotation/> . @prefix skos: <http://www.w3.org/2004/02/skos/core#> . @prefix qudt: <http://qudt.org/schema/qudt/> . @prefix dcterms: <http://purl.org/dc/terms/> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . @prefix apv: <http://inf.ufrgs.br/ontologies/apv#> . ### COPI — Core Ontology for Petroleum Installations ### Class module: ExpansionJoint <https://www.inf.ufrgs.br/ontologies/copi> rdf:type owl:Ontology ; dcterms:title "Core Ontology for Petroleum Installations (COPI)"@en ; dcterms:title "Ontologia Core para Instalações de Petróleo (COPI)"@pt-br ; dcterms:description "BFO/IOF-Core conformant ontology of equipment classes for petroleum production plants, developed using the five-step RDL enrichment method."@en ; skos:scopeNote "Material artifacts (bfo:material_entity) that (i) are part of a petroleum production plant, and (ii) bear at least one function whose realization involves the transport (e.g. production and injection), processing (separation and other processes), control, monitoring, measurement, containment or offloading of material or energy."@en ; skos:scopeNote "Artefatos materiais (bfo:material_entity) que (i) fazem parte de uma planta de produção de petróleo, e (ii) possuem ao menos uma função cuja realização envolve o transporte (p. ex. produção e injeção), processamento (separação e outros processos), controle, monitoramento, medição, contenção ou escoamento de material ou energia."@pt-br ; skos:scopeNote "COPI provides high-level equipment categories defined by function to demonstrate the defined-class mechanism. Equipment subtypes are annotated with references to CFIHOS and PCA RDL terms. COPI is not a reference data library; organizations should use CFIHOS, PCA RDL, or ISO 14224 for comprehensive equipment classification."@en ; skos:scopeNote "COPI fornece categorias de alto nível de equipamentos definidas por função para demonstrar o mecanismo de classe definida. Os subtipos de equipamentos são anotados com referências aos termos do CFIHOS e do PCA RDL. COPI não é uma biblioteca de dados de referência; organizações devem utilizar o CFIHOS, o PCA RDL ou a ISO 14224 para classificação abrangente de equipamentos."@pt-br ; owl:versionInfo "1.1.0-104-g4d16eff" ; owl:imports <https://spec.industrialontologies.org/ontology/core/Core/> ; owl:imports <http://purl.obolibrary.org/obo/bfo/2020/bfo.owl> ; dcterms:creator "Nicolau Oyhenard dos Santos"@en ; dcterms:contributor "Cauã Antunes" ; dcterms:contributor "Haroldo Rojas" ; dcterms:contributor "Rafael Petry" ; dcterms:contributor "Régis Romeu" ; dcterms:contributor "Mara Abel" ; dcterms:isPartOf <https://inf.ufrgs.br/projetos/OntoKG> ; dcterms:publisher "Universidade Federal do Rio Grande do Sul (UFRGS)"@en ; dcterms:license <https://creativecommons.org/licenses/by/4.0/> ; dcterms:created "2026-04-08"^^xsd:date ; dcterms:modified "2026-07-13"^^xsd:date ; apv:GlobalMinLanguageCoverage "en pt-br" ; apv:ClassURIFormationRule "https://www[.]inf[.]ufrgs[.]br/ontologies/copi/(COPI_[0-9]{7}|[A-Z][A-Za-z0-9]*)" ; apv:ClassMinAnnotationCoverage "rdfs:label https://spec.industrialontologies.org/ontology/annotation/naturalLanguageDefinition" . iof-av:naturalLanguageDefinition rdf:type owl:AnnotationProperty ; apv:MinAnnotationLength 20 . ### Identity-giving function :ThermalExpansionAccommodationFunction rdf:type owl:Class ; rdfs:subClassOf iof-core:DesignedFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :ThermalExpansionAccommodationProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :ThermalExpansionAccommodationProcess ] ; rdfs:label "thermal expansion accommodation function"@en ; rdfs:label "função de acomodação de expansão térmica"@pt-br . ### Process type :ThermalExpansionAccommodationProcess rdf:type owl:Class ; rdfs:subClassOf iof-core:PlannedProcess ; rdfs:label "thermal expansion accommodation process"@en ; rdfs:label "processo de acomodação de expansão térmica"@pt-br . ### Equipment universal: ExpansionJoint :ExpansionJoint rdf:type owl:Class ; owl:equivalentClass [ rdf:type owl:Class ; owl:intersectionOf ( iof-core:MaterialArtifact [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart) owl:someValuesFrom :ThermalExpansionAccommodationFunction ] ) ] ; rdfs:label "expansion joint"@en ; rdfs:label "junta de expansão"@pt-br ; iof-av:naturalLanguageDefinition "An expansion joint is a material artifact that bears the designed function of accommodating thermal expansion and contraction between connected components through inherent flexibility while maintaining structural integrity."@en ; skos:definition "An expansion joint is a material artifact that bears the designed function of accommodating thermal expansion and contraction between connected components through inherent flexibility while maintaining structural integrity."@en ; iof-av:naturalLanguageDefinition "Uma junta de expansão é um artefato material que possui a função projetada de acomodar expansão e contração térmica entre componentes conectados através de flexibilidade inerente, mantendo a integridade estrutural."@pt-br ;
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
ThermalExpansionAccommodationFunction ⊑ DesignedFunction
Realized in
ThermalExpansionAccommodationProcess ⊑ PlannedProcess
All definitions consistently identify thermal expansion accommodation as the identity-giving purpose: allowing relative movement between fixed assemblies during thermal changes without mechanical distortion or failure of the connection.
2 Genus DeterminationDeterminação do Gênero
MaterialArtifactbfo:Object (BFO_0000030)
ISO 15926 identifies expansion joint as both ARTEFACT and JOINT. No specific 'Joint' superclass exists in our enriched ontology. The parent candidates (ARTEFACT, JOINT, other mechanical equipment) are too generic. Expansion joints are manufactured artifacts with designed function, fitting MaterialArtifact directly. They are typically monolithic flexible components rather than assemblies with removable subparts.
3 Differentia SpecificaDiferença Específica
∃bearerOf.ThermalExpansionAccommodationFunction ⊓ ∃bearerOf.FlexibilityFunction

Bears the designed function of accommodating thermal expansion and contraction between connected components while maintaining structural integrity and possesses inherent flexibility to enable relative movement.

The differentia captures both the specific designed function (thermal expansion accommodation) and the enabling structural property (flexibility) that distinguishes expansion joints from other connection artifacts.
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

These represent the minimal necessary parts: a flexible element to enable movement and connection interfaces to attach to the system components.
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
—
OutputsSaídas
—
TransformationTransformação
mechanical force accommodation through elastic deformation
Expansion joints transform thermal expansion forces into controlled structural displacement, preventing damage to connected components while maintaining system integrity.
MetadataMetadados
COPI IDCOPI IDCOPI_0000265
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000265
StatusStatusexported
Axiom modeModoequivalent
CreatedCriado2026-04-15
UpdatedAtualizado2026-07-12
LLM modelModelo LLMclaude-sonnet-4-20250514
VersionVersão2026-07-13
Quick factsDados rápidos
GenusGêneroMaterialArtifact
Root classClasse raizMaterialArtifact
Axiom modeModoequivalent
FunctionFunçãoThermalExpansionAccommodationFunction
ProcessProcessoThermalExpansionAccommodationProcess
PartsPartes0
Source DefinitionsDefinições nas Fontes 4 sources
ISO 15926-4 EXPANSION JOINT
Definition text withheld (copyrighted standard) — follow the source link above.Texto da definição omitido (norma protegida por direitos autorais) — acesse o link da fonte acima.
CFIHOS expansion joint
Definition text withheld (copyrighted standard) — follow the source link above.Texto da definição omitido (norma protegida por direitos autorais) — acesse o link da fonte acima.
SLB Glossary expansion joint
Definition text withheld (copyrighted standard) — follow the source link above.Texto da definição omitido (norma protegida por direitos autorais) — acesse o link da fonte acima.
ONEPETRO_GLOSSARY Expansion joint
Definition text withheld (copyrighted standard) — follow the source link above.Texto da definição omitido (norma protegida por direitos autorais) — acesse o link da fonte acima.