General Electric CF34-8E
E1017235
The General Electric CF34-8E is a high-bypass turbofan engine developed by GE Aviation to power regional jet aircraft, notably the Embraer 170 family.
All labels observed (1)
| Label | Occurrences |
|---|---|
| General Electric CF34-8E canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T13040445 — 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: General Electric CF34-8E Context triple: [Embraer 170, engineModel, General Electric CF34-8E]
-
A.
General Electric CF34-10E
The General Electric CF34-10E is a high-bypass turbofan engine developed by GE Aviation to power modern regional jets, particularly optimized for efficiency, reliability, and low emissions.
-
B.
General Electric CF6
The General Electric CF6 is a widely used high-bypass turbofan aircraft engine that powers numerous commercial and military wide-body airliners.
-
C.
General Electric F404
The General Electric F404 is a family of afterburning turbofan jet engines widely used in modern fighter aircraft for their reliability, high thrust-to-weight ratio, and ease of maintenance.
-
D.
General Electric CJ-805-3 turbojet
The General Electric CJ-805-3 turbojet is a civil derivative of the military J79 engine, developed in the late 1950s to power early jet airliners with high thrust and improved efficiency.
-
E.
General Electric TF39
The General Electric TF39 is a high-bypass turbofan jet engine developed in the 1960s that pioneered the technology used in modern wide-body airliner and military transport engines.
- 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: General Electric CF34-8E Target entity description: The General Electric CF34-8E is a high-bypass turbofan engine developed by GE Aviation to power regional jet aircraft, notably the Embraer 170 family.
-
A.
General Electric CF34-10E
The General Electric CF34-10E is a high-bypass turbofan engine developed by GE Aviation to power modern regional jets, particularly optimized for efficiency, reliability, and low emissions.
-
B.
General Electric CF6
The General Electric CF6 is a widely used high-bypass turbofan aircraft engine that powers numerous commercial and military wide-body airliners.
-
C.
General Electric F404
The General Electric F404 is a family of afterburning turbofan jet engines widely used in modern fighter aircraft for their reliability, high thrust-to-weight ratio, and ease of maintenance.
-
D.
General Electric CJ-805-3 turbojet
The General Electric CJ-805-3 turbojet is a civil derivative of the military J79 engine, developed in the late 1950s to power early jet airliners with high thrust and improved efficiency.
-
E.
General Electric TF39
The General Electric TF39 is a high-bypass turbofan jet engine developed in the 1960s that pioneered the technology used in modern wide-body airliner and military transport engines.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
high-bypass turbofan
ⓘ
turbofan engine ⓘ |
| aircraftFamily | Embraer 170 family NERFINISHED ⓘ |
| applicationType | twin-engine regional jets ⓘ |
| bypassRatio | high bypass ratio ⓘ |
| certificationAuthority |
EASA
NERFINISHED
ⓘ
FAA NERFINISHED ⓘ |
| combustorType | annular combustor ⓘ |
| compressorType | axial-flow compressor ⓘ |
| configuration | two-shaft turbofan ⓘ |
| controlSystem |
FADEC
ⓘ
full authority digital engine control ⓘ |
| cooling | air-cooled turbine blades ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designGoal |
fuel efficiency
ⓘ
high reliability ⓘ low emissions ⓘ low noise ⓘ |
| developedFrom |
General Electric CF34 core
NERFINISHED
ⓘ
General Electric CF34-8 NERFINISHED ⓘ |
| developer | GE Aviation NERFINISHED ⓘ |
| emissionsCompliance | ICAO standards ⓘ |
| familyGeneration | CF34-8 series NERFINISHED ⓘ |
| familyRole | variant optimized for Embraer 170 family ⓘ |
| fuelType |
Jet A
ⓘ
Jet A-1 ⓘ aviation kerosene ⓘ |
| ignitionSystem | dual igniters ⓘ |
| intendedUse |
civil transport
ⓘ
commercial aviation ⓘ |
| introductionContext | regional jet expansion in early 2000s ⓘ |
| manufacturer |
GE Aviation
NERFINISHED
ⓘ
General Electric Company NERFINISHED ⓘ |
| marketSegment | regional jets ⓘ |
| mountingConfiguration | underwing podded installation ⓘ |
| noiseCompliance | ICAO Chapter 4 ⓘ |
| partOfFamily | General Electric CF34 NERFINISHED ⓘ |
| powers |
Embraer 170
NERFINISHED
ⓘ
Embraer 175 NERFINISHED ⓘ |
| primaryApplication | regional jet aircraft ⓘ |
| starterType | air turbine starter ⓘ |
| status | in commercial service ⓘ |
| supportProgram | GE OnPoint solutions NERFINISHED ⓘ |
| targetOperators | regional airlines ⓘ |
| thrustClass | approximately 14,000–15,000 lbf ⓘ |
| thrustReverserCompatibility | target-type thrust reverser ⓘ |
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: General Electric CF34-8E Description of subject: The General Electric CF34-8E is a high-bypass turbofan engine developed by GE Aviation to power regional jet aircraft, notably the Embraer 170 family.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.