← Class ReferenceReferência de Classes
exported equivalent COPI_0000281
Furnace
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000281
Generated onGerado em 2026-04-16
Natural Language DefinitionDefinição em Linguagem Natural
EN
A furnace is a heater that bears the function to induce chemical reactions in process fluids through heating.
PT-BR
Um forno é um aquecedor que possui a função de induzir reações químicas em fluidos de processo através do aquecimento.
Formal AxiomsAxiomas Formais
Semi-formal (Aristotelian)Semi-formal (Aristotélico)
Every furnace is a heater that has the function to induce reactions in process fluids by heating them.
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Definition]∀x (Furnace(x) ↔ Heater(x) ∧ ∃f (ReactiveHeatingFunction(f) ∧ bearerOf(x,f))) — Steps 1–3: genus + identity-giving function [Function axiom: ReactiveHeatingFunction]∀f (ReactiveHeatingFunction(f) → ∀p (realizedIn(f,p) → ReactiveHeatingProcess(p)) ∧ ∃p (ReactiveHeatingProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Process participation signature]∀x ∀f ((Furnace(x) ∧ ReactiveHeatingFunction(f) ∧ bearerOf(x,f)) → ∃m1 (FluidPortion(m1) ∧ participatesIn(m1,f)) ∧ ∃m2 (FuelPortion(m2) ∧ participatesIn(m2,f)) ∧ ∃e1 (FluidPortion(e1) ∧ participatesIn(e1,f)) ∧ ∃e2 (CombustionGasPortion(e2) ∧ participatesIn(e2,f)) ∧ processType(f,ChemicalTransformation)) — 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: Furnace <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 :ReactiveHeatingFunction rdf:type owl:Class ; rdfs:subClassOf :HeatingFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :ReactiveHeatingProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :ReactiveHeatingProcess ] ; rdfs:label "reactive heating function"@en ; rdfs:label "função de aquecimento reativo"@pt-br . :HeatingFunction rdf:type owl:Class . ### Process type :ReactiveHeatingProcess rdf:type owl:Class ; rdfs:subClassOf :HeatingProcess ; rdfs:label "reactive heating process"@en ; rdfs:label "processo de aquecimento reativo"@pt-br . :HeatingProcess rdf:type owl:Class . :ReactiveHeatingProcess rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasInput ; owl:someValuesFrom :FluidPortion ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasInput ; owl:someValuesFrom :FuelPortion ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasSpecifiedOutput ; owl:someValuesFrom :FluidPortion ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasSpecifiedOutput ; owl:someValuesFrom :CombustionGasPortion ] . ### Equipment universal: Furnace :Furnace rdf:type owl:Class ; owl:equivalentClass [ rdf:type owl:Class ; owl:intersectionOf ( :Heater [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart) owl:someValuesFrom :ReactiveHeatingFunction ] ) ] ; rdfs:label "furnace"@en ; rdfs:label "forno"@pt-br ; iof-av:naturalLanguageDefinition "A furnace is a heater that bears the function to induce chemical reactions in process fluids through heating."@en ; skos:definition "A furnace is a heater that bears the function to induce chemical reactions in process fluids through heating."@en ; iof-av:naturalLanguageDefinition "Um forno é um aquecedor que possui a função de induzir reações químicas em fluidos de processo através do aquecimento."@pt-br ; iof-av:semiFormalNaturalLanguageAxiom "Every furnace is a heater that has the function to induce reactions in process fluids by heating them."@en ; iof-av:firstOrderLogicAxiom "∀x(Furnace(x) ↔ Heater(x) ∧ ∃f(ReactiveHeatingFunction(f) ∧ bearerOf(x,f)))"@en ; # Disjointness: Furnace and Boiler [] rdf:type owl:AllDisjointClasses ; owl:members ( :Furnace :Boiler ) .
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
ReactiveHeatingFunction ⊑ HeatingFunction
Realized in
ReactiveHeatingProcess ⊑ HeatingProcess
The identity-giving function is to induce reactions in process fluids through heating. This is more specific than general heating (which only adds thermal energy) - it combines heating with the intended outcome of chemical transformation. This function is a subtype of HeatingFunction since it includes heating as the mechanism but adds the specific purpose of reaction induction.
2 Genus DeterminationDeterminação do Gênero
heaterbfo:Object (BFO_0000030)
ISO 15926 explicitly states 'A <FURNACE> is a <HEATER>', making heater the direct genus. The heater class is already enriched in our ontology with HeatingFunction. This follows the Aristotelian principle of choosing the most specific appropriate superclass rather than jumping directly to Assembly.
3 Differentia SpecificaDiferença Específica
∃bearerOf.ReactiveHeatingFunction

bears the function to induce chemical reactions in process fluids through heating

The differentia is the reactive heating function - the capacity to induce chemical reactions through controlled heating. This distinguishes furnaces from other heaters like boilers (which cause phase change) or simple heaters (which only add thermal energy without reaction intent).
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

These parts are universal to all furnaces regardless of specific design (forced draft, natural draft, horizontal, vertical, etc.). The combustion chamber provides the heating, and process fluid pathways enable the fluid to be exposed to the reactive heating environment.
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
{'type': 'FluidPortion', 'count': 1, 'constraints': 'chemically reactive under heating conditions'}, {'type': 'FuelPortion', 'count': 1, 'constraints': 'combustible for heat generation'}
OutputsSaídas
{'type': 'FluidPortion', 'count': 1, 'constraints': 'chemically transformed products'}, {'type': 'CombustionGasPortion', 'count': 1, 'constraints': 'exhaust from fuel combustion'}
TransformationTransformação
chemical reaction induced by thermal energy addition
Furnaces transform input process fluids through thermal-induced chemical reactions while consuming fuel to generate the required heat. The key transformation is chemical reaction rather than just thermal energy addition.
Disjoint WithDisjunto com
boiler
C2: boiler. Furnaces induce chemical reactions while boilers induce phase change - these are incompatible transformation types for the same process stream
MetadataMetadados
COPI IDCOPI IDCOPI_0000281
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000281
StatusStatusexported
Axiom modeModoequivalent
CreatedCriado2026-04-16
UpdatedAtualizado2026-06-28
LLM modelModelo LLMclaude-sonnet-4-20250514
VersionVersão2026-07-13
Quick factsDados rápidos
GenusGêneroheater
Root classClasse raizAssembly
Axiom modeModoequivalent
FunctionFunçãoReactiveHeatingFunction
ProcessProcessoReactiveHeatingProcess
PartsPartes0
Source DefinitionsDefinições nas Fontes 2 sources
ISO 15926-4 FURNACE
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 furnace
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.