Refinery Intelligence
Entity · 1.1.1 · frozen 2026-05-05

ProcessUnit. subClassOf schema:Place

An individual processing unit at a refinery (CDU, VDU, FCC, hydrocracker, coker, alkylation, reformer, hydrotreater, asphalt). Carries its own capacity. Promoted to v1.1 because per-unit capacity drives the analyst use case.

Identity

Class IRI: bf:ProcessUnit
subClassOf: schema:Place
Stable identity: (refinery_slug, unit_kind, unit_label)
Attribute count: 6

Cardinalities

(this class is a leaf; no outbound relationships)

Attributes

NameTypeCardReqDoc
refinery bf:Refinery 1 required
unitKind bf:ProcessUnitKind 1 required
label xsd:string 0..1 optional Operator-internal designation, e.g. 'Crude Unit 2'
capacity qudt:QuantityValue 0..1 optional
status bf:RefineryStatus 0..1 optional
commissionedDate xsd:date 0..1 optional

Cite this entity

@prefix bf: <https://refineryintelligence.com/ns/v1#> .
bf:ProcessUnit a rdfs:Class ;
  rdfs:label "ProcessUnit" ;
  rdfs:comment "An individual processing unit at a refinery (CDU, VDU, FCC, hydrocracker, coker, alkylation, reformer, hydrotreater, asphalt). Carries its own capacity. Promoted to v1.1 because per-unit capacity drives the analyst use case." .

# Source: https://refineryintelligence.com/ontology/process-unit
# Ontology: https://refineryintelligence.com/refinery-ontology.jsonld
# Version: 1.1.1