exported necessary COPI_0000726
Finned Tube
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000726
Generated onGerado em 2026-08-08
Natural Language DefinitionDefinição em Linguagem Natural
EN
A material artifact that is a tube extended with one or more fins to increase its outer surface area, bearing an extended-surface heat transfer function.
PT-BR
Um artefato material que é um tubo estendido com uma ou mais aletas para aumentar sua área de superfície externa, possuindo uma função de transferência de calor por superfície estendida.
Formal AxiomsAxiomas Formais
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Necessary condition]∀x (FinnedTube(x) → MaterialArtifact(x) ∧ ∃f (ExtendedSurfaceHeatTransferFunction(f) ∧ bearerOf(x,f))) — Steps 1–3: genus + identity-giving function [Function axiom: ExtendedSurfaceHeatTransferFunction]∀f (ExtendedSurfaceHeatTransferFunction(f) → ∀p (realizedIn(f,p) → ExtendedSurfaceHeatTransferProcess(p)) ∧ ∃p (ExtendedSurfaceHeatTransferProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Structural differentia (necessary only)]∀x (FinnedTube(x) → ∃bearerOf.ExtendedSurfaceHeatTransferFunction) — Step 3: structural property — necessary condition, not sufficient (OWA prevents ≡) [Process participation signature]∀x ∀f ((FinnedTube(x) ∧ ExtendedSurfaceHeatTransferFunction(f) ∧ bearerOf(x,f)) → ∃m (HeatTransferMedium(m) ∧ participatesIn(m,f)) ∧ ∃e (HeatTransferMedium(e) ∧ participatesIn(e,f)) ∧ processType(f,ThermalEnergyTransfer)) — 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: FinnedTube <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 "1.1.0-134-g6e3b4fb" ; 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 "2026-09-04"^^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 :ExtendedSurfaceHeatTransferFunction rdf:type owl:Class ; rdfs:subClassOf iof-core:DesignedFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :ExtendedSurfaceHeatTransferProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :ExtendedSurfaceHeatTransferProcess ] ; rdfs:label "extended surface heat transfer function"@en . ### Process type :ExtendedSurfaceHeatTransferProcess rdf:type owl:Class ; rdfs:subClassOf iof-core:PlannedProcess ; rdfs:label "extended surface heat transfer process"@en . :ExtendedSurfaceHeatTransferProcess rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasInput ; owl:someValuesFrom :HeatTransferMedium ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasSpecifiedOutput ; owl:someValuesFrom :HeatTransferMedium ] . ### Equipment universal: FinnedTube :FinnedTube rdf:type owl:Class ; rdfs:subClassOf iof-core:MaterialArtifact ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart) owl:someValuesFrom :ExtendedSurfaceHeatTransferFunction ] ; rdfs:label "finned tube"@en ; rdfs:label "tubo aletado"@pt-br ; iof-av:naturalLanguageDefinition "A material artifact that is a tube extended with one or more fins to increase its outer surface area, bearing an extended-surface heat transfer function."@en ; skos:definition "A material artifact that is a tube extended with one or more fins to increase its outer surface area, bearing an extended-surface heat transfer function."@en ; iof-av:naturalLanguageDefinition "Um artefato material que é um tubo estendido com uma ou mais aletas para aumentar sua área de superfície externa, possuindo uma função de transferência de calor por superfície estendida."@pt-br ; iof-av:isPrimitive "true"^^xsd:boolean ; iof-av:primitiveRationale "The differentia is structural (presence of fins), so under OWA it cannot be a sufficient condition."@en ;
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
ExtendedSurfaceHeatTransferFunction ⊑ DesignedFunction
Realized in
ExtendedSurfaceHeatTransferProcess ⊑ PlannedProcess
ISO 15926 defines the finned tube by the purpose of its fins — 'to increase its outer surface area' — which is a heat transfer enhancement function.
2 Genus DeterminationDeterminação do Gênero
MaterialArtifactbfo:Object (BFO_0000030)
ISO 15926 types it as a TUBE, which COPI does not enrich separately; MaterialArtifact is the nearest available superclass.
3 Differentia SpecificaDiferença Específica
∃bearerOf.ExtendedSurfaceHeatTransferFunction

A material artifact that bears an extended-surface heat transfer function by virtue of one or more fins that increase its outer surface area.

Constructive basis: the differentia is the presence of fins, a structural feature. Necessary-only — a tube without fins that happens to transfer heat well is not a finned tube.
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

No sub-component is named in any source definition for this term. validate_necessary_parts_quotes() requires a verbatim source_quote for every part, and there is nothing to quote — so no parts are asserted (ODR-022 §10.2).
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
{'type': 'HeatTransferMedium', 'count': 1, 'constraints': 'fluid flowing over or through the finned surface'}
OutputsSaídas
{'type': 'HeatTransferMedium', 'count': 1, 'constraints': 'same fluid at altered temperature'}
TransformationTransformação
conductive and convective heat transfer across an extended outer surface
MetadataMetadados
COPI IDCOPI IDCOPI_0000726
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000726
StatusStatusexported
Axiom modeModonecessary
CreatedCriado2026-08-08
UpdatedAtualizado2026-09-03
LLM modelModelo LLMclaude-opus-5
VersionVersão2026-09-04