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The CFM International LEAP ("Leading Edge Aviation Propulsion") is a high-bypass turbofan engine produced by CFM International, a 50–50 joint venture between American GE Aerospace and French Safran Aircraft Engines. It is the successor of the CFM56 and competes with the Pratt & Whitney PW1000G to power narrow-body aircraft.
The GE Passport is a high bypass ratio turbofan. The engine is a twin-spool, axial-flow turbofan with a high bypass ratio of 5.6:1 and an overall pressure ratio of 45:1. The front fan is attached to the three-stage low-pressure compressor; the 23:1 pressure ratio 10-stage high-pressure compressor includes five blisk stages for weight reduction.
The first LEAP began ground testing at GE's Peebles (Ohio) facility in September 2013, then at Snecma’s plant in Villaroche the following year. The LEAP-1C is the first of the family to begin flight testing on a modified GE Boeing 747-100. In 2021, the CFM International partnership has been renewed until 2050 and extended to include services.
Jet engine maker CFM International said on Friday aviation regulators in the United States and Europe have certified a "more durable" high-pressure turbine kit for its LEAP-1A engines that power ...
Also at the 2009 Paris Air Show, Nexcelle's cooperative nacelle systems agreement with CFM International was detailed. This accord covers the development and production of integrated propulsion systems for potential new applications for CFM engines. [3] Michel J. Abella was announced as the Director of Programs at Nexcelle on December 18, 2009.
LE BOURGET, France--(BUSINESS WIRE)-- Unison Industries has a newly designed Engine Build-Up (EBU) for the LEAP-1A engine application on the A320neo. The new EBU contains 300 unique tubes ...