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exported equivalent COPI_0000212
Anode
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000212
Generated onGerado em 2026-04-16
Natural Language DefinitionDefinição em Linguagem Natural
EN
An anode is electrical equipment that bears the function of serving as the positive electrode in electrochemical processes, capable of emitting positive charge carriers to and/or receiving negative charge carriers from a medium of lower conductivity.
PT-BR
Um ânodo é um equipamento elétrico que possui a função de servir como eletrodo positivo em processos eletroquímicos, capaz de emitir portadores de carga positiva para e/ou receber portadores de carga negativa de um meio de menor condutividade.
Formal AxiomsAxiomas Formais
Semi-formal (Aristotelian)Semi-formal (Aristotélico)
Every anode is electrical equipment that has the function of electrochemical oxidation and has electrical connection and active material as component parts at all times.
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Definition]∀x (Anode(x) ↔ Assembly(x) ∧ ∃f (AnodeFunction(f) ∧ bearerOf(x,f))) — Steps 1–3: genus + identity-giving function [Function axiom: AnodeFunction]∀f (AnodeFunction(f) → ∀p (realizedIn(f,p) → ElectrochemicalOxidationProcess(p)) ∧ ∃p (ElectrochemicalOxidationProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Process participation signature]∀x ∀f ((Anode(x) ∧ AnodeFunction(f) ∧ bearerOf(x,f)) → ∃e (CorrosionProducts(e) ∧ participatesIn(e,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: Anode <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 :AnodeFunction rdf:type owl:Class ; rdfs:subClassOf iof-core:DesignedFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :ElectrochemicalOxidationProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :ElectrochemicalOxidationProcess ] ; rdfs:label "anode function"@en ; rdfs:label "função de proteção anódica"@pt-br . ### Process type :ElectrochemicalOxidationProcess rdf:type owl:Class ; rdfs:subClassOf iof-core:PlannedProcess ; rdfs:label "electrochemical oxidation process"@en ; rdfs:label "processo de oxidação eletroquímica"@pt-br . :ElectrochemicalOxidationProcess rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasSpecifiedOutput ; owl:someValuesFrom :CorrosionProducts ] . ### Equipment universal: Anode :Anode rdf:type owl:Class ; owl:equivalentClass [ rdf:type owl:Class ; owl:intersectionOf ( iof-core:Assembly [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart) owl:someValuesFrom :AnodeFunction ] ) ] ; rdfs:label "anode"@en ; rdfs:label "ânodo"@pt-br ; iof-av:naturalLanguageDefinition "An anode is electrical equipment that bears the function of serving as the positive electrode in electrochemical processes, capable of emitting positive charge carriers to and/or receiving negative charge carriers from a medium of lower conductivity."@en ; skos:definition "An anode is electrical equipment that bears the function of serving as the positive electrode in electrochemical processes, capable of emitting positive charge carriers to and/or receiving negative charge carriers from a medium of lower conductivity."@en ; iof-av:naturalLanguageDefinition "Um ânodo é um equipamento elétrico que possui a função de servir como eletrodo positivo em processos eletroquímicos, capaz de emitir portadores de carga positiva para e/ou receber portadores de carga negativa de um meio de menor condutividade."@pt-br ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000196 ; owl:someValuesFrom :COPI_0000383 ] ;
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
AnodeFunction ⊑ DesignedFunction
Realized in
ElectrochemicalOxidationProcess ⊑ PlannedProcess
The identity-giving function is the capability to serve as the positive electrode in an electrochemical system, where oxidation occurs and positive charge carriers are emitted or negative charge carriers are received. This function is what makes an anode an anode across all contexts (batteries, cathodic protection, electrolytic cells).
2 Genus DeterminationDeterminação do Gênero
Assemblybfo:Object (BFO_0000030)
ISO15926 classifies anode under ELECTRICAL DEVICE, which maps to ElectricalEquipment in our ontology framework. While ElectricalEquipment is not yet enriched in our system, it is the appropriate genus as anodes are fundamentally electrical components designed for electrochemical processes. The Assembly root is chosen because anodes can have removable subcomponents (cable connections, mounting hardware) while maintaining causal unity.
3 Differentia SpecificaDiferença Específica
∃bearerOf.AnodeFunction

An anode is electrical equipment that bears the function of serving as the positive electrode in electrochemical processes.

The differentia is the specific AnodeFunction that distinguishes anodes from other electrical equipment. This function encompasses both the emission of positive charge carriers and reception of negative charge carriers, which is the defining characteristic across all anode types and applications.
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

These parts are universal across all anode types. Specific anode subtypes (sacrificial vs. impressed current) will have additional specialized parts, but electrical connection and active material are fundamental requirements for any functioning anode.
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
—
OutputsSaídas
{'type': 'CorrosionProducts', 'count': 1, 'constraints': 'oxidation byproducts'}
TransformationTransformação
electrochemical oxidation - conversion of electrical energy to chemical energy with material consumption
Anodes participate in electrochemical processes where they receive electrons and release positive charge carriers or ions, typically involving material consumption through oxidation. This signature distinguishes anodes from other electrical components.
MetadataMetadados
COPI IDCOPI IDCOPI_0000212
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000212
StatusStatusexported
Axiom modeModoequivalent
CreatedCriado2026-04-16
UpdatedAtualizado2026-07-12
LLM modelModelo LLMclaude-sonnet-4-20250514
VersionVersão2026-07-13
Quick factsDados rápidos
GenusGêneroAssembly
Root classClasse raizAssembly
Axiom modeModoequivalent
FunctionFunçãoAnodeFunction
ProcessProcessoElectrochemicalOxidationProcess
PartsPartes0
Source DefinitionsDefinições nas Fontes 4 sources
ISO 15926-4 ANODE
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 anode
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 anode
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 Anode
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.