← Class ReferenceReferência de Classes
exported equivalent COPI_0000114
Emergency Shut Down Valve
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000114
Generated onGerado em 2026-04-13
Natural Language DefinitionDefinição em Linguagem Natural
EN
An emergency shut down valve is a valve that bears an emergency shut down function, enabling rapid flow isolation in emergency situations through actuated mechanisms with fail-safe capability.
PT-BR
Uma válvula de parada de emergência é uma válvula que possui uma função de parada de emergência, permitindo o isolamento rápido de fluxo em situações de emergência através de mecanismos atuados com capacidade à prova de falhas.
Formal AxiomsAxiomas Formais
Semi-formal (Aristotelian)Semi-formal (Aristotélico)
Every emergency shut down valve is a valve that has an emergency shut down function and has an actuator and has a fail-safe system.
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Definition]∀x (EmergencyShutDownValve(x) ↔ Valve(x) ∧ ∃f (EmergencyShutDownFunction(f) ∧ bearerOf(x,f))) — Steps 1–3: genus + identity-giving function [Function axiom: EmergencyShutDownFunction]∀f (EmergencyShutDownFunction(f) → ∀p (realizedIn(f,p) → EmergencyShutDownProcess(p)) ∧ ∃p (EmergencyShutDownProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Process participation signature]∀x ∀f ((EmergencyShutDownValve(x) ∧ EmergencyShutDownFunction(f) ∧ bearerOf(x,f)) → ∃m (FluidPortion(m) ∧ participatesIn(m,f)) ∧ ∃e (FluidPortion(e) ∧ participatesIn(e,f)) ∧ processType(f,FlowIsolation)) — 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: EmergencyShutDownValve <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 :EmergencyShutDownFunction rdf:type owl:Class ; rdfs:subClassOf iof-core:DesignedFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :EmergencyShutDownProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :EmergencyShutDownProcess ] ; rdfs:label "emergency shut down function"@en ; rdfs:label "função de parada de emergência"@pt-br . ### Process type :EmergencyShutDownProcess rdf:type owl:Class ; rdfs:subClassOf iof-core:PlannedProcess ; rdfs:label "emergency shut down process"@en ; rdfs:label "processo de parada de emergência"@pt-br . :EmergencyShutDownProcess rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasInput ; owl:someValuesFrom :FluidPortion ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasSpecifiedOutput ; owl:someValuesFrom :FluidPortion ] . ### Equipment universal: EmergencyShutDownValve :EmergencyShutDownValve rdf:type owl:Class ; owl:equivalentClass [ rdf:type owl:Class ; owl:intersectionOf ( :Valve [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart) owl:someValuesFrom :EmergencyShutDownFunction ] ) ] ; rdfs:label "emergency shut down valve"@en ; rdfs:label "válvula de parada de emergência"@pt-br ; iof-av:naturalLanguageDefinition "An emergency shut down valve is a valve that bears an emergency shut down function, enabling rapid flow isolation in emergency situations through actuated mechanisms with fail-safe capability."@en ; skos:definition "An emergency shut down valve is a valve that bears an emergency shut down function, enabling rapid flow isolation in emergency situations through actuated mechanisms with fail-safe capability."@en ; iof-av:naturalLanguageDefinition "Uma válvula de parada de emergência é uma válvula que possui uma função de parada de emergência, permitindo o isolamento rápido de fluxo em situações de emergência através de mecanismos atuados com capacidade à prova de falhas."@pt-br ; iof-av:semiFormalNaturalLanguageAxiom "Every emergency shut down valve is a valve that has an emergency shut down function and has an actuator and has a fail-safe system."@en ; iof-av:firstOrderLogicAxiom "∀x (EmergencyShutDownValve(x) ↔ (Valve(x) ∧ ∃f(EmergencyShutDownFunction(f) ∧ bearerOf(x,f))))"@en ;
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
EmergencyShutDownFunction ⊑ DesignedFunction
Realized in
EmergencyShutDownProcess ⊑ PlannedProcess
The identity-giving function is emergency shut down - the designed capability to rapidly isolate or stop flow in emergency situations for safety purposes. This is a specialized safety function distinct from general flow control, as it involves emergency response protocols and safety system integration.
2 Genus DeterminationDeterminação do Gênero
Valvebfo:Object (BFO_0000030)
Both sources identify this as a valve type. The ISO 15926 definition states it is an 'ACTUATED VALVE' and CFIHOS defines it as 'a valve'. The genus 'Valve' is already enriched in our ontology with function FlowControlFunction. This is more specific than 'ACTUATED VALVE' which would be a subtype of Valve, so we use the broader but established genus.
3 Differentia SpecificaDiferença Específica
∃bearerOf.EmergencyShutDownFunction

Bears an emergency shut down function that enables rapid flow isolation in emergency situations.

The differentia is the emergency shut down function, which is a specialized subtype of flow control function focused on safety-critical rapid isolation. This distinguishes it from other valve types that may control flow but not specifically for emergency response.
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

Emergency shut down valves require actuation capability for rapid response and fail-safe mechanisms for safety assurance, distinguishing them from manual valves or simple flow control devices.
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
{'type': 'FluidPortion', 'count': 1, 'constraints': 'any phase - liquid, gas, or multiphase'}
OutputsSaídas
{'type': 'FluidPortion', 'count': 1, 'constraints': 'same composition as input, isolated when emergency function activates'}
TransformationTransformação
emergency isolation - flow is either passed through normally or completely stopped in emergency conditions
Emergency shut down valves have the same basic flow signature as other valves but with the critical distinction that they can rapidly transition to complete flow isolation for safety purposes.
MetadataMetadados
COPI IDCOPI IDCOPI_0000114
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000114
StatusStatusexported
Axiom modeModoequivalent
CreatedCriado2026-04-13
UpdatedAtualizado2026-06-25
LLM modelModelo LLMclaude-sonnet-4-20250514
VersionVersão2026-07-13
ISA 5.1-2022 — wikimedia/valve.svg
Quick factsDados rápidos
GenusGêneroValve
Root classClasse raizMaterialArtifact
Axiom modeModoequivalent
FunctionFunçãoEmergencyShutDownFunction
ProcessProcessoEmergencyShutDownProcess
PartsPartes0
Source DefinitionsDefinições nas Fontes 2 sources
ISO 15926-4 EMERGENCY SHUT DOWN VALVE
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 emergency shut down valve
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.