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exported necessary COPI_0000333
Power Transformer Secondary Winding
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000333
Generated onGerado em 2026-05-04
Natural Language DefinitionDefinição em Linguagem Natural
EN
A FiatObjectPart that is the secondary winding of a power transformer and that bears a SecondaryWindingFunction consisting in delivering transformed electrical power at the output voltage level.
PT-BR
Uma FiatObjectPart que é o enrolamento secundário de um transformador de potência e que possui uma SecondaryWindingFunction consistindo em fornecer energia elétrica transformada no nível de tensão de saída.
Formal AxiomsAxiomas Formais
Semi-formal (Aristotelian)Semi-formal (Aristotélico)
PowerTransformerSecondaryWinding SubClassOf FiatObjectPart and (partOf some PowerTransformer) and (hasFunction some SecondaryWindingFunction)
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Necessary condition]∀x (PowerTransformerSecondaryWinding(x) → MaterialArtifact(x) ∧ ∃f (ElectricalPowerTransformationFunction(f) ∧ bearerOf(x,f))) — Steps 1–3: genus + identity-giving function [Function axiom: ElectricalPowerTransformationFunction]∀f (ElectricalPowerTransformationFunction(f) → ∀p (realizedIn(f,p) → ElectricalPowerTransformationProcess(p)) ∧ ∃p (ElectricalPowerTransformationProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Structural differentia (necessary only)]∀x (PowerTransformerSecondaryWinding(x) → ∃partOf.PowerTransformer ⊓ ∃bearerOf.SecondaryWindingFunction) — Step 3: structural property — necessary condition, not sufficient (OWA prevents ≡) [Process participation signature]∀x ∀f ((PowerTransformerSecondaryWinding(x) ∧ ElectricalPowerTransformationFunction(f) ∧ bearerOf(x,f)) → processType(f,ElectricalPowerConversion)) — 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: PowerTransformerSecondaryWinding <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 :ElectricalPowerTransformationFunction rdf:type owl:Class ; rdfs:subClassOf iof-core:DesignedFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :ElectricalPowerTransformationProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :ElectricalPowerTransformationProcess ] ; rdfs:label "electrical power transformation function"@en ; rdfs:label "função de transformação de energia elétrica"@pt-br ; iof-av:naturalLanguageDefinition "A DesignedFunction that is realized in an ElectricalPowerTransformationProcess and that consists in converting electrical energy from one voltage level to another through electromagnetic induction, enabling power distribution and utilization at appropriate voltage levels."@en ; skos:definition "A DesignedFunction that is realized in an ElectricalPowerTransformationProcess and that consists in converting electrical energy from one voltage level to another through electromagnetic induction, enabling power distribution and utilization at appropriate voltage levels."@en . ### Process type :ElectricalPowerTransformationProcess rdf:type owl:Class ; rdfs:subClassOf iof-core:PlannedProcess ; rdfs:label "electrical power transformation process"@en ; rdfs:label "processo de transformação de energia elétrica"@pt-br ; iof-av:naturalLanguageDefinition "A PlannedProcess in which electrical energy is converted from one voltage level to another by a transformer through electromagnetic induction between primary and secondary windings, resulting in power transfer at the desired voltage level."@en ; skos:definition "A PlannedProcess in which electrical energy is converted from one voltage level to another by a transformer through electromagnetic induction between primary and secondary windings, resulting in power transfer at the desired voltage level."@en . ### Equipment universal: PowerTransformerSecondaryWinding :PowerTransformerSecondaryWinding 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 :ElectricalPowerTransformationFunction ] ; rdfs:label "power transformer secondary winding"@en ; rdfs:label "enrolamento secundário de transformador de potência"@pt-br ; iof-av:naturalLanguageDefinition "A FiatObjectPart that is the secondary winding of a power transformer and that bears a SecondaryWindingFunction consisting in delivering transformed electrical power at the output voltage level."@en ; skos:definition "A FiatObjectPart that is the secondary winding of a power transformer and that bears a SecondaryWindingFunction consisting in delivering transformed electrical power at the output voltage level."@en ; iof-av:naturalLanguageDefinition "Uma FiatObjectPart que é o enrolamento secundário de um transformador de potência e que possui uma SecondaryWindingFunction consistindo em fornecer energia elétrica transformada no nível de tensão de saída."@pt-br ; iof-av:isPrimitive "true"^^xsd:boolean ; iof-av:primitiveRationale "Constructive classification basis - the physical configuration (being the secondary winding of a power transformer) provides necessary conditions, but sufficient conditions are harder to assert under OWA without risking false positives for specialized or hybrid transformer configurations."@en ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000196 ; owl:someValuesFrom :COPI_0000058 ] ;
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
ElectricalPowerTransformationFunction ⊑ DesignedFunction
Realized in
ElectricalPowerTransformationProcess ⊑ PlannedProcess
The identity-giving function is the same as the parent transformer - electromagnetic power transformation. The secondary winding participates in this same function as the output-side component. This reuses the existing ElectricalPowerTransformationFunction from the already-enriched power transformer class.
2 Genus DeterminationDeterminação do Gênero
MaterialArtifactbfo:Object (BFO_0000030)
A power transformer secondary winding is a portion of a power transformer object demarcated by fiat - it is not a separable material artifact that can exist independently, but rather a functionally and spatially defined part of the larger transformer assembly. Unlike a removable component, a winding is integrated into the transformer's electromagnetic structure and cannot be replaced without disassembling the core transformer apparatus.
3 Differentia SpecificaDiferença Específica
∃partOf.PowerTransformer ⊓ ∃bearerOf.SecondaryWindingFunction

A fiat object part that is specifically the secondary (output) winding within a power transformer and that functions to deliver the transformed electrical power.

The differentia specifies (1) containment within a power transformer specifically, and (2) the secondary winding function which distinguishes it from primary windings and other transformer parts. The secondary winding function represents the output-side role in the electromagnetic transformation.
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

No component terms are provided in the source standards, and the definition does not specify internal parts of the winding itself. A winding is essentially a coil of conductive material, but without source evidence for specific subcomponents (conductor, insulation, terminals, etc.), no parts are modeled at this universal level.
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
—
OutputsSaídas
—
TransformationTransformação
electromagnetic energy transfer from primary to secondary side with voltage transformation
The secondary winding receives electromagnetic energy from the primary winding through the transformer core and outputs electrical power at the transformed voltage level. This signature is consistent with the overall transformer function but represents the output side of the transformation.
MetadataMetadados
COPI IDCOPI IDCOPI_0000333
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000333
StatusStatusexported
Axiom modeModonecessary
CreatedCriado2026-05-04
UpdatedAtualizado2026-07-12
LLM modelModelo LLMclaude-sonnet-4-20250514
VersionVersão2026-07-13
Quick factsDados rápidos
GenusGêneroMaterialArtifact
Root classClasse raizMaterialArtifact
Axiom modeModonecessary
FunctionFunçãoElectricalPowerTransformationFunction
ProcessProcessoElectricalPowerTransformationProcess
PartsPartes0
Source DefinitionsDefinições nas Fontes 1 source
ISO 15926-4 POWER TRANSFORMER SECONDARY WINDING
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.