exported
equivalent
flame arrestor
IRI:
http://www.inf.ufrgs.br/ontologies/copi#Flamearrestor
Generated on 2026-04-16
Natural Language Definition
EN
A flame arrestor is a safety device that bears a flame arrest function to prevent flames from entering a system through an opening.
PT-BR
Um arrestador de chama é um dispositivo de segurança que possui uma função de arrestar chama para prevenir que chamas entrem em um sistema através de uma abertura.
Formal Axioms
Semi-formal (Aristotelian)
Every flame arrestor is a safety device that has the function of arresting flames and processes gaseous portions while preventing flame propagation.
First-Order Logic Theory
Loading…
▸ Stored override
∀x(FlameArrestor(x) ↔ SafetyDevice(x) ∧ ∃f(FlameArrestFunction(f) ∧ bearerOf(x,f)))
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: FlameArrestor
<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" ;
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 "2026-10-08"^^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
:COPI_0000513 rdf:type owl:Class ; # FlameArrestFunction
rdfs:subClassOf iof-core:DesignedFunction ;
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty bfo:BFO_0000054 ; # realizedIn
owl:allValuesFrom :COPI_0000514 # FlameArrestProcess
] ;
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty bfo:BFO_0000054 ; # realizedIn
owl:someValuesFrom :COPI_0000514 # FlameArrestProcess
] ;
rdfs:label "flame arrest function"@en ;
rdfs:label "função de contenção de chama"@pt-br .
### Process type
:COPI_0000514 rdf:type owl:Class ; # FlameArrestProcess
rdfs:subClassOf iof-core:PlannedProcess ;
rdfs:label "flame arrest process"@en ;
rdfs:label "processo de contenção de chama"@pt-br .
:COPI_0000514 # FlameArrestProcess
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasInput ;
owl:someValuesFrom :COPI_0000039 # PortionOfGas
] ;
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasSpecifiedOutput ;
owl:someValuesFrom :COPI_0000039 # PortionOfGas
] .
### Equipment universal: FlameArrestor
:COPI_0000271 rdf:type owl:Class ; # FlameArrestor
owl:equivalentClass [
rdf:type owl:Class ;
owl:intersectionOf (
iof-core:MaterialArtifact
[
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart)
owl:someValuesFrom :COPI_0000513 # FlameArrestFunction
]
)
] ;
rdfs:label "flame arrestor"@en ;
rdfs:label "arrestador de chama"@pt-br ;
iof-av:naturalLanguageDefinition "A flame arrestor is a safety device that bears a flame arrest function to prevent flames from entering a system through an opening."@en ;
skos:definition "A flame arrestor is a safety device that bears a flame arrest function to prevent flames from entering a system through an opening."@en ;
iof-av:naturalLanguageDefinition "Um arrestador de chama é um dispositivo de segurança que possui uma função de arrestar chama para prevenir que chamas entrem em um sistema através de uma abertura."@pt-br ;
iof-av:semiFormalNaturalLanguageAxiom "Every flame arrestor is a safety device that has the function of arresting flames and processes gaseous portions while preventing flame propagation."@en ;
iof-av:firstOrderLogicAxiom "∀x(FlameArrestor(x) ↔ SafetyDevice(x) ∧ ∃f(FlameArrestFunction(f) ∧ bearerOf(x,f)))"@en ;
skos:definition "[ISO 15926-4] A <FLAME ARRESTOR> is an <ARTEFACT> and an <ARRESTOR> that is a trap covering an opening, e.g of a ventilation system or a pipe, to prevent flames from entering the system"@en ;
skos:definition "[CFIHOS] An arrestor which is a trap over an opening, e.g. of a ventilation system or a pipe, to prevent flames from entering the system."@en .
# Disjointness: FlameArrestor and FlameDetector
[] rdf:type owl:AllDisjointClasses ;
owl:members ( :COPI_0000271 :COPI_0000272 ) . # FlameArrestor, FlameDetector
Axiomatization Decision Log
1
Identity-Giving Function
Function class
FlameArrestFunction
⊑ DesignedFunction
Realized in
FlameArrestProcess
⊑ PlannedProcess
The identity-giving function is flame arrest - preventing flame propagation from entering a system through an opening. This is a specific safety function that distinguishes flame arrestors from other safety devices or flow control equipment.
2
Genus Determination
MaterialArtifact
bfo:Object (BFO_0000030)
Monolithic causally unified material artefact.
MaterialArtifact ≡ Object ⊓ ∃bearerOf.DesignedFunction.
No appropriate domain superclass exists in the parent candidates. While 'ARRESTOR' appears in the hierarchy, it's too generic. 'ARTEFACT' is too broad. The concept requires a new intermediate genus 'SafetyDevice' for protective equipment, which would be a MaterialArtifact since flame arrestors are typically unitary devices installed in piping systems.
3
Necessary Parts
No necessary parts recorded (concept may be primitive at this level).
These are the minimal essential parts - the functional arrest element and the structural housing to contain it and connect to the system.
4
Process Participation Signature ⟨I, O, T⟩
Inputs (I)
PortionOfGas
— potentially containing flame front
Outputs (O)
PortionOfGas
— flame-free flow
Transformation (T)
flame arrest - heat dissipation and momentum loss to extinguish flame fronts
Flame arrestors process gas flows by removing flame fronts while allowing normal gas passage. The transformation is specifically flame extinguishment through physical mechanisms.
5
Axiom Mode Decision
Necessary + Sufficient
— modelled as a defined class
(≡, EquivalentClass). Automatic classification is
appropriate for this concept.
Disjointness Axioms
FlameDetector
C4: FlameDetector. Incompatible process signatures - flame arrestors extinguish flames while detectors sense them and igniters create them.
Cross-Standard Observations
Definitions are consistent across sources. Both emphasize the preventive function for flame entry through openings. No significant mismatches observed.
