exported
equivalent
hydraulic pump
IRI:
http://www.inf.ufrgs.br/ontologies/copi#Hydraulicpump
Generated on 2026-04-16
Natural Language Definition
EN
A hydraulic pump is a positive displacement pump that converts mechanical power into hydraulic energy for hydraulic drive systems.
PT-BR
Uma bomba hidráulica é uma bomba de deslocamento positivo que converte energia mecânica em energia hidráulica para sistemas de acionamento hidráulico.
Formal Axioms
Semi-formal (Aristotelian)
Every hydraulic pump is a positive displacement pump that bears a hydraulic pumping function and participates in hydraulic power transmission processes.
First-Order Logic Theory
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▸ Stored override
∀x (HydraulicPump(x) ↔ PositiveDisplacementPump(x) ∧ ∃f(HydraulicPumpingFunction(f) ∧ bearerOf(x,f)) ∧ ∃p(HydraulicPowerTransmissionProcess(p) ∧ participatesIn(x,p)))
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: HydraulicPump
<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_0000550 rdf:type owl:Class ; # HydraulicPumpingFunction
rdfs:subClassOf :COPI_0000066 ; # PumpingFunction
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty bfo:BFO_0000054 ; # realizedIn
owl:allValuesFrom :COPI_0000551 # HydraulicPumpingProcess
] ;
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty bfo:BFO_0000054 ; # realizedIn
owl:someValuesFrom :COPI_0000551 # HydraulicPumpingProcess
] ;
rdfs:label "hydraulic pumping function"@en ;
rdfs:label "função de bombeamento hidráulico"@pt-br .
:COPI_0000066 rdf:type owl:Class . # PumpingFunction
### Process type
:COPI_0000551 rdf:type owl:Class ; # HydraulicPumpingProcess
rdfs:subClassOf :COPI_0000616 ; # PumpingProcess
rdfs:label "hydraulic pumping process"@en ;
rdfs:label "processo de bombeamento hidráulico"@pt-br .
:COPI_0000616 rdf:type owl:Class . # PumpingProcess
:COPI_0000551 # HydraulicPumpingProcess
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasInput ;
owl:someValuesFrom :COPI_0000392 # HydraulicFluid
] ;
rdfs:subClassOf [
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasSpecifiedOutput ;
owl:someValuesFrom :COPI_0000392 # HydraulicFluid
] .
### Equipment universal: HydraulicPump
:COPI_0000300 rdf:type owl:Class ; # HydraulicPump
owl:equivalentClass [
rdf:type owl:Class ;
owl:intersectionOf (
:COPI_0000331 # PositiveDisplacementPump
[
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart)
owl:someValuesFrom :COPI_0000550 # HydraulicPumpingFunction
]
[
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasComponentPartAtAllTimes ;
owl:someValuesFrom :COPI_0000658 # SuctionPort
]
[
rdf:type owl:Restriction ;
owl:onProperty iof-core:hasComponentPartAtAllTimes ;
owl:someValuesFrom :COPI_0000473 # DischargePort
]
)
] ;
rdfs:label "hydraulic pump"@en ;
rdfs:label "bomba hidráulica"@pt-br ;
iof-av:naturalLanguageDefinition "A hydraulic pump is a positive displacement pump that converts mechanical power into hydraulic energy for hydraulic drive systems."@en ;
skos:definition "A hydraulic pump is a positive displacement pump that converts mechanical power into hydraulic energy for hydraulic drive systems."@en ;
iof-av:naturalLanguageDefinition "Uma bomba hidráulica é uma bomba de deslocamento positivo que converte energia mecânica em energia hidráulica para sistemas de acionamento hidráulico."@pt-br ;
rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000196 ; owl:someValuesFrom :COPI_0000059 ] ;
skos:definition "[ISO 15926-4] A <HYDRAULIC PUMP> is a <POSITIVE DISPLACEMENT PUMP> used in hydraulic drive systems and can be hydrostatic or hydrodynamic. It is a mechanical source of power that converts mechanical power into hydraulic energy (hydrostatic energy i.e. flow, pressure). It generates flow with enough power to overcome pressure induced by the load at the pump outlet. When a hydraulic pump operates, creates a vacuum at the pump inlet, which forces liquid from the reservoir into the inlet line to the pump and by mechanical action delivers this liquid to the pump outlet and forces it into the hydraulic system."@en ;
skos:definition "[OnePetro] An artificial lift system that is powered by injected fluid (usually water), that powers a pump similar to the rotating pump used in electrical submersible pumps."@en .
:COPI_0000658 rdf:type owl:Class ; # SuctionPort
rdfs:subClassOf :COPI_0000536 ; # FluidPort
rdfs:label "bocal de sucção"@pt-br ;
rdfs:label "suction port"@en .
:COPI_0000473 rdf:type owl:Class ; # DischargePort
rdfs:subClassOf :COPI_0000536 ; # FluidPort
rdfs:label "bocal de descarga"@pt-br ;
rdfs:label "discharge port"@en .
# Disjointness: HydraulicPump and CentrifugalPump
[] rdf:type owl:AllDisjointClasses ;
owl:members ( :COPI_0000300 :COPI_0000102 ) . # HydraulicPump, CentrifugalPump
Axiomatization Decision Log
1
Identity-Giving Function
Function class
HydraulicPumpingFunction
⊑ PumpingFunction
Realized in
HydraulicPumpingProcess
⊑ PumpingProcess
The identity-giving function is specifically hydraulic pumping - converting mechanical power into hydraulic energy (flow and pressure) for hydraulic drive systems. This is a specialized subtype of general pumping function that creates the vacuum and pressure differential needed for hydraulic systems.
2
Genus Determination
PositiveDisplacementPump
ISO 15926 explicitly states 'A HYDRAULIC PUMP is a POSITIVE DISPLACEMENT PUMP used in hydraulic drive systems'. The parent_candidates list shows 'POSITIVE DISPLACEMENT PUMP' as already enriched in our ontology. This is the most specific appropriate superclass rather than the more general 'Pump' class.
3
Necessary Parts
| Part class | Parent | Relation |
|---|---|---|
| SuctionPort | FluidPort | hasComponentPartAtAllTimes |
| DischargePort | FluidPort | hasComponentPartAtAllTimes |
These parts are necessary for the basic hydraulic pumping function - inlet for fluid intake, outlet for pressurized delivery, and casing for containment. The specific displacement mechanism varies by subtype.
4
Process Participation Signature ⟨I, O, T⟩
Inputs (I)
HydraulicFluid
— low pressure from reservoir
Outputs (O)
HydraulicFluid
— high pressure for hydraulic system
Transformation (T)
mechanical energy converted to hydraulic energy (pressure and flow)
Hydraulic pumps take low-pressure hydraulic fluid and mechanical power as inputs, converting the mechanical energy into hydraulic energy manifested as high-pressure fluid output for hydraulic drive systems.
5
Axiom Mode Decision
Necessary + Sufficient
— modelled as a defined class
(≡, EquivalentClass). Automatic classification is
appropriate for this concept.
Disjointness Axioms
centrifugal pump
C?: centrifugal pump [kind_ambiguous]. Centrifugal pumps use dynamic (kinetic energy transfer) mechanisms while hydraulic pumps are explicitly positive displacement pumps - these represent incompatible pumping mechanisms
Cross-Standard Observations
ISO 15926 provides comprehensive technical definition focusing on mechanical-to-hydraulic energy conversion, while OneSource glossary focuses on artificial lift applications. The ISO definition is more general and technically precise for ontological modeling.