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exported equivalent COPI_0000242
Dehumidifier
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000242
Generated onGerado em 2026-04-16
Natural Language DefinitionDefinição em Linguagem Natural
EN
A dehumidifier is an assembly that bears the function to remove moisture from air.
PT-BR
Um desumidificador é um conjunto que possui a função de remover umidade do ar.
Formal AxiomsAxiomas Formais
Semi-formal (Aristotelian)Semi-formal (Aristotélico)
Every dehumidifier is an assembly that has the function to perform dehumidification.
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Definition]∀x (Dehumidifier(x) ↔ Assembly(x) ∧ ∃f (DehumidificationFunction(f) ∧ bearerOf(x,f))) — Steps 1–3: genus + identity-giving function [Function axiom: DehumidificationFunction]∀f (DehumidificationFunction(f) → ∀p (realizedIn(f,p) → DehumidificationProcess(p)) ∧ ∃p (DehumidificationProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Process participation signature]∀x ∀f ((Dehumidifier(x) ∧ DehumidificationFunction(f) ∧ bearerOf(x,f)) → ∃m (HumidAirPortion(m) ∧ participatesIn(m,f)) ∧ ∃e1 (DryAirPortion(e1) ∧ participatesIn(e1,f)) ∧ ∃e2 (WaterPortion(e2) ∧ participatesIn(e2,f)) ∧ processType(f,PhaseSeparation)) — 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: Dehumidifier <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 :DehumidificationFunction rdf:type owl:Class ; rdfs:subClassOf iof-core:DesignedFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :DehumidificationProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :DehumidificationProcess ] ; rdfs:label "dehumidification function"@en ; rdfs:label "função de desumidificação"@pt-br . ### Process type :DehumidificationProcess rdf:type owl:Class ; rdfs:subClassOf iof-core:PlannedProcess ; rdfs:label "dehumidification process"@en ; rdfs:label "processo de desumidificação"@pt-br . :DehumidificationProcess rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasInput ; owl:someValuesFrom :HumidAirPortion ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasSpecifiedOutput ; owl:someValuesFrom :DryAirPortion ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasSpecifiedOutput ; owl:someValuesFrom :WaterPortion ] . ### Equipment universal: Dehumidifier :Dehumidifier 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 :DehumidificationFunction ] ) ] ; rdfs:label "dehumidifier"@en ; rdfs:label "desumidificador"@pt-br ; iof-av:naturalLanguageDefinition "A dehumidifier is an assembly that bears the function to remove moisture from air."@en ; skos:definition "A dehumidifier is an assembly that bears the function to remove moisture from air."@en ; iof-av:naturalLanguageDefinition "Um desumidificador é um conjunto que possui a função de remover umidade do ar."@pt-br ; iof-av:semiFormalNaturalLanguageAxiom "Every dehumidifier is an assembly that has the function to perform dehumidification."@en ; iof-av:firstOrderLogicAxiom "∀x(Dehumidifier(x) ↔ Assembly(x) ∧ ∃f(DehumidificationFunction(f) ∧ bearerOf(x,f)))"@en ;
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
DehumidificationFunction ⊑ DesignedFunction
Realized in
DehumidificationProcess ⊑ PlannedProcess
The identity of a dehumidifier is grounded in its designed capability to remove moisture from air. This is what distinguishes it from other air processing equipment like heaters, filters, or fans.
2 Genus DeterminationDeterminação do Gênero
Assemblybfo:Object (BFO_0000030)
No domain-specific superclass like AirProcessingEquipment exists in the parent candidates or enriched classes. The concept represents a causally unified artifact with multiple interacting components (fan, cooling coils, moisture collection system) that function as a single maintainable unit, making Assembly the appropriate genus.
3 Differentia SpecificaDiferença Específica
∃bearerOf.DehumidificationFunction

An assembly that bears the function to remove moisture from air.

The dehumidification function is both necessary and sufficient to distinguish this equipment type from other air processing assemblies under the same genus.
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

These parts represent the minimum physical components required for any dehumidifier to perform its function, regardless of the specific moisture removal mechanism employed.
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
{'type': 'HumidAirPortion', 'count': 1, 'constraints': 'elevated moisture content'}
OutputsSaídas
{'type': 'DryAirPortion', 'count': 1, 'constraints': 'reduced moisture content'}, {'type': 'WaterPortion', 'count': 1, 'constraints': 'extracted moisture'}
TransformationTransformação
moisture extraction from air phase to liquid water phase
The signature reflects the essential transformation: humid air enters, moisture is extracted as liquid water, and dry air exits. This distinguishes dehumidifiers from other air processing equipment.
MetadataMetadados
COPI IDCOPI IDCOPI_0000242
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000242
StatusStatusexported
Axiom modeModoequivalent
CreatedCriado2026-04-16
UpdatedAtualizado2026-06-28
LLM modelModelo LLMclaude-sonnet-4-20250514
VersionVersão2026-07-13
Quick factsDados rápidos
GenusGêneroAssembly
Root classClasse raizAssembly
Axiom modeModoequivalent
FunctionFunçãoDehumidificationFunction
ProcessProcessoDehumidificationProcess
PartsPartes0
Source DefinitionsDefinições nas Fontes 2 sources
ISO 15926-4 DEHUMIDIFIER
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 dehumidifier
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.