exported
equivalent
damper
IRI:
http://www.inf.ufrgs.br/ontologies/copi#Damper
Generated on 2026-04-16
Natural Language Definition
EN
A damper is an assembly that bears the designed function to suppress, regulate, or reduce unfavorable dynamic characteristics such as vibrations, pressure fluctuations, or flow disturbances.
PT-BR
Um amortecedor é um conjunto que possui a função projetada de suprimir, regular ou reduzir características dinâmicas desfavoráveis como vibrações, flutuações de pressão ou distúrbios de fluxo.
Formal Axioms
Semi-formal (Aristotelian)
Every damper is an assembly that bears a damping function, and every assembly that bears a damping function is a damper.
First-Order Logic Theory
Loading…
▸ Stored override
∀x (Damper(x) ↔ (Assembly(x) ∧ ∃f (DampingFunction(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: Damper
<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_0000451 rdf:type owl:Class ; # DampingFunction
rdfs:subClassOf iof-core:DesignedFunction ;
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty bfo:BFO_0000054 ; # realizedIn
owl:allValuesFrom :COPI_0000452 # DampingProcess
] ;
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty bfo:BFO_0000054 ; # realizedIn
owl:someValuesFrom :COPI_0000452 # DampingProcess
] ;
rdfs:label "damping function"@en ;
rdfs:label "função de amortecimento"@pt-br .
### Process type
:COPI_0000452 rdf:type owl:Class ; # DampingProcess
rdfs:subClassOf iof-core:PlannedProcess ;
rdfs:label "damping process"@en ;
rdfs:label "processo de amortecimento"@pt-br .
### Equipment universal: Damper
:COPI_0000239 rdf:type owl:Class ; # Damper
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 :COPI_0000451 # DampingFunction
]
)
] ;
rdfs:label "damper"@en ;
rdfs:label "amortecedor"@pt-br ;
iof-av:naturalLanguageDefinition "A damper is an assembly that bears the designed function to suppress, regulate, or reduce unfavorable dynamic characteristics such as vibrations, pressure fluctuations, or flow disturbances."@en ;
skos:definition "A damper is an assembly that bears the designed function to suppress, regulate, or reduce unfavorable dynamic characteristics such as vibrations, pressure fluctuations, or flow disturbances."@en ;
iof-av:naturalLanguageDefinition "Um amortecedor é um conjunto que possui a função projetada de suprimir, regular ou reduzir características dinâmicas desfavoráveis como vibrações, flutuações de pressão ou distúrbios de fluxo."@pt-br ;
skos:definition "[ISO 15926-4] A <DAMPER> is a <FunctionalObject> that has the capability of <DAMPING>"@en ;
skos:definition "[CFIHOS] A device that damps, typically a valve or plate (as in the flue of a furnace) for regulating the draft, or a device to stop vibration, typically a shock absorber or snubber."@en ;
skos:definition "[POSC Caesar] A device for suppressing unfavourable characteristics or behavior."@en .
Axiomatization Decision Log
1
Identity-Giving Function
Function class
DampingFunction
⊑ DesignedFunction
Realized in
DampingProcess
⊑ PlannedProcess
All three source definitions center on the capability of 'damping' - suppressing unfavorable characteristics, regulating draft/flow, or stopping vibration. This damping function is what makes a damper a damper regardless of the specific physical mechanism (plate, valve, shock absorber, etc.)
2
Genus Determination
Assembly
bfo:Object (BFO_0000030)
Causally unified material artefact composed of physically connected,
separable MaterialComponent parts. Satisfies
Assembly ⊑ MaterialArtifact ⊑ bfo:Object.
No domain-specific superclass exists in the parent candidates or enriched classes that would be appropriate for the broad damper category. Dampers span multiple domains (HVAC flow control, mechanical vibration control, pressure pulsation control) and typically consist of multiple components working together as a causally unified system. Assembly is the most appropriate BFO root as dampers are engineered artifacts with removable subcomponents that function as a single maintainable unit.
3
Necessary Parts
No necessary parts recorded (concept may be primitive at this level).
Given the extreme diversity of damper types (flow dampers with plates/blades, vibration dampers with springs/hydraulics, pulsation dampers as pressure vessels), there are no parts that are universal to ALL conceivable damper instances. Each subtype will have its own necessary parts (e.g., plates for flow dampers, springs for vibration dampers).
4
Process Participation Signature ⟨I, O, T⟩
Inputs (I)
—
Outputs (O)
—
Transformation (T)
energy dissipation or controlled redirection to suppress unfavorable dynamic behavior
All dampers participate in processes where they receive some form of dynamic disturbance (mechanical vibration, pressure pulsation, uncontrolled gas flow) and output the same phenomenon with suppressed or controlled characteristics through energy dissipation or redirection.
5
Axiom Mode Decision
Necessary + Sufficient
— modelled as a defined class
(≡, EquivalentClass). Automatic classification is
appropriate for this concept.
Cross-Standard Observations
The definitions show good consistency across standards in focusing on the damping/suppressing function, though they vary in specificity. ISO 15926 provides the most abstract definition, CFIHOS gives concrete examples spanning flow control and vibration suppression, while POSC Caesar provides a general suppression definition. The subtype analysis reveals dampers span multiple engineering domains (HVAC, mechanical systems, process piping).
Source Definitions
3 sources
ISO 15926-4
DAMPER ↗
Definition text withheld (copyrighted standard) — follow the source link above.
CFIHOS
damper
Definition text withheld (copyrighted standard) — follow the source link above.
POSC Caesar
Damper ↗
Definition text withheld (copyrighted standard) — follow the source link above.
Metadata
| Ontology | COPI |
| Research group | INF-UFRGS-Ontologies |
| Funding | CNPq INF-UFRGS-ENERGIA |
| Project | OntoKG / Petrobras |
| ID | #144 |
| Cluster | damper |
| Status | exported |
| Axiom mode | equivalent |
| Created | 2026-04-16 |
| Updated | 2026-09-08 |
ISA 5.1-2022 P&ID Symbol
5_4_1/011_generic_damper.png
