Safran Arriel 2D
E735128
The Safran Arriel 2D is a modern turboshaft engine widely used in light helicopters, known for its reliability, fuel efficiency, and improved performance over earlier Arriel variants.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Safran Arriel 2D canonical | 3 |
| Safran Arriel 2 series | 1 |
| Safran Arriel engine family | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8455158 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Safran Arriel 2D Context triple: [H125, powerplantModel, Safran Arriel 2D]
-
A.
Safran Arriel 2E
The Safran Arriel 2E is a modern turboshaft engine designed for light twin-engine helicopters, offering improved power, fuel efficiency, and reliability over earlier Arriel variants.
-
B.
Snecma M88
The Snecma M88 is a French afterburning turbofan engine developed to power the Dassault Rafale multirole fighter aircraft.
-
C.
Safran Nacelles
Safran Nacelles is a leading aerospace company specializing in the design, integration, and support of aircraft engine nacelles and related propulsion systems.
-
D.
Eurojet EJ200
The Eurojet EJ200 is a modern afterburning turbofan jet engine developed for high-performance fighter aircraft, most notably powering the Eurofighter Typhoon.
-
E.
Europrop International TP400-D6
The Europrop International TP400-D6 is a high-power turboprop aircraft engine developed by a European consortium specifically to provide the Airbus A400M Atlas with the performance and efficiency needed for tactical and strategic airlift missions.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Safran Arriel 2D Target entity description: The Safran Arriel 2D is a modern turboshaft engine widely used in light helicopters, known for its reliability, fuel efficiency, and improved performance over earlier Arriel variants.
-
A.
Safran Arriel 2E
The Safran Arriel 2E is a modern turboshaft engine designed for light twin-engine helicopters, offering improved power, fuel efficiency, and reliability over earlier Arriel variants.
-
B.
Snecma M88
The Snecma M88 is a French afterburning turbofan engine developed to power the Dassault Rafale multirole fighter aircraft.
-
C.
Safran Nacelles
Safran Nacelles is a leading aerospace company specializing in the design, integration, and support of aircraft engine nacelles and related propulsion systems.
-
D.
Eurojet EJ200
The Eurojet EJ200 is a modern afterburning turbofan jet engine developed for high-performance fighter aircraft, most notably powering the Eurofighter Typhoon.
-
E.
Europrop International TP400-D6
The Europrop International TP400-D6 is a high-power turboprop aircraft engine developed by a European consortium specifically to provide the Airbus A400M Atlas with the performance and efficiency needed for tactical and strategic airlift missions.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | turboshaft engine ⓘ |
| application |
Airbus Helicopters AS350 B3e
ⓘ
linked to:
Airbus Helicopters H125
Airbus Helicopters H125 ⓘ light helicopter ⓘ |
| brand | Safran ⓘ |
| category | aero engine ⓘ |
| certificationAuthority |
EASA
ⓘ
FAA ⓘ |
| configuration |
reverse‑flow combustor
ⓘ
single‑stage centrifugal compressor ⓘ two‑stage axial compressor ⓘ two‑stage gas generator turbine ⓘ two‑stage power turbine ⓘ |
| controlSystem | full authority digital engine control ⓘ |
| cooling | air‑cooled turbine components ⓘ |
| countryOfOrigin | France ⓘ |
| feature |
FADEC control
ⓘ
linked to:
FADEC
dual‑channel digital engine control ⓘ enhanced reliability ⓘ extended TBO compared to earlier Arriel variants ⓘ hot‑and‑high performance capability ⓘ improved fuel efficiency ⓘ improved power‑to‑weight ratio ⓘ modular design ⓘ reduced maintenance costs ⓘ |
| fuelType | jet fuel ⓘ |
| generation | second‑generation Arriel 2 series ⓘ |
| improvementOver | earlier Arriel 1 series engines ⓘ |
| manufacturer |
Safran Helicopter Engines
ⓘ
linked to:
Turbomeca
|
| marketedAs | modern turboshaft engine for light helicopters ⓘ |
| notableFor |
fuel efficiency
ⓘ
improved performance over earlier Arriel variants ⓘ reliability ⓘ |
| partOfFamily |
Safran Arriel engine family
ⓘ
linked to:
Safran Arriel 2D
|
| predecessor | Arriel 1D1 ⓘ |
| role | main powerplant for H125/AS350 B3e ⓘ |
| targetMarket |
single‑engine light helicopters
ⓘ
twin‑engine light helicopters ⓘ |
| useCase |
aerial work
ⓘ
civil helicopter operations ⓘ emergency medical services helicopters ⓘ law enforcement helicopters ⓘ parapublic helicopter missions ⓘ utility helicopter operations ⓘ |
| usedIn |
single‑engine helicopter configurations
ⓘ
utility and high‑performance rotorcraft ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Safran Arriel 2D Description of subject: The Safran Arriel 2D is a modern turboshaft engine widely used in light helicopters, known for its reliability, fuel efficiency, and improved performance over earlier Arriel variants.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Safran Arriel 2D
linked to: Safran Arriel 2D