Definition & axiom
⚠ Conflicts with the ISO 15926-4 primary definition
Label (EN)
pressure element
Label (PT-BR)
Definition (EN)
Definition (PT-BR)
Semi-formal axiom (Aristotelian)
Axiom type
LLM classification basis: function-based → ≡
Identity is primarily defined by the function of sensing/detecting pressure, not by specific physical configuration or mechanism
Validation status
Why primitive (necessary only)
Reviewer notes
FOL theory & disjointness
First-order logic theory (generated)
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Disjoint with
▸
Expert review
— accepted
Axiomatization steps
1
Identity-Giving Function
✓ done
PressureSensingFunction → PressureSensingProcess ⊑ MeasurementProcess
▼
COPI-Core operation
MeasurementProcess via process parent MeasurementProcess
LLM rationale:
The identity-giving function is sensing pressure - converting pressure variations into detectable signals or responses. This is what makes a pressure element distinct from other detecting elements like temperature or flow elements.
▸
Expert review
— accepted
2
Genus Proximus
✓ done
Instrument · MaterialArtifact
▼
Genus (genus proximum)
Most specific superclass — may be a domain class like "Valve" or an IOF-Core root.
BFO/IOF-Core Root
bfo:Object branch
bfo:ObjectAggregate branch
bfo:ImmaterialEntity branch
LLM rationale:
The most specific superclass is 'detecting element' from CFIHOS. This is more specific than 'Instrumentation And Control Equipment' from POSC Caesar. DetectingElement represents devices that sense physical parameters - pressure element is a subtype that specifically senses pressure.
▸
Expert review
— accepted
3
Differentia Specifica
✓ done
∃bearerOf.PressureSensingFunction
▼
Conditions that distinguish
Pressure Element
from sibling classes under genus
Instrument.
Only what is not already entailed by the genus.
Differentia expression
Differentia (natural language)
LLM rationale:
The differentia is the specific pressure sensing function, which distinguishes it from other detecting elements that sense different physical parameters.
▸
Expert review
— accepted
4
Necessary Parts
✓ done
no necessary parts
▼
Consider part-whole relations beyond subsumption:
hasComponentPartAtAllTimes (universal, structurally essential)
· hasComponentPartAtSomeTime (contingent, optional component)
LLM rationale:
A pressure element requires a pressure-responsive component to function, though the specific mechanism can vary (mechanical, electronic, etc.)
▸
Expert review
— accepted
5
Process Participation Signature ⟨I, O, T⟩
✓ done
∅ → InformationContentEntity
▼
Inputs (I)
Outputs (O)
Transformation (T)
LLM rationale:
Pressure elements transduce pressure variations into detectable signals (mechanical displacement, electrical signal, etc.)
▸
Expert review
More
Alternative labels
none
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Synonyms / alternative labels (comma-separated) — skos:altLabel
Language auto-detected on export (PT if the label contains accents, EN otherwise).
Properties as BFO qualities
0 of 13 selected
▼
Select which CFIHOS/DEXPI properties inhere in every instance of Pressure Element as
bfo:Quality subclasses.
Each selected property →
:PressureElementQuality ⊑ bfo:Quality, inheres in :PressureElement
Custom axioms
none
▼
Axioms not produced by the pipeline. Each is appended verbatim as an
rdfs:subClassOf restriction on Pressure Element.
Write the restriction block in Turtle syntax (without the leading
rdfs:subClassOf).
Example: [ owl:onProperty :hasPart ; owl:someValuesFrom :Wellhead ]
Cross-standard divergences
none detected yet
▼
Click "Detect divergences" to analyse cross-standard disagreements for this cluster.
