The Japanese Aero Engine Corporation is a

consortium A consortium (plural: consortia) is an association of two or more individuals, companies, organizations or governments (or any combination of these entities) with the objective of participating in a common activity or pooling their resources fo ...

of several large Japanese companies (

Kawasaki Heavy Industries (or simply Kawasaki) is a Japanese public multinational corporation manufacturer of motorcycles, engines, heavy equipment, aerospace and defense equipment, rolling stock and ships, headquartered in Chūō, Kobe and Minato, Tokyo, Japan. I ...

Ishikawajima-Harima Heavy Industries , formerly known as , is a Japanese engineering corporation headquartered in Tokyo, Japan that produces and offers ships, space launch vehicles, aircraft engines, marine diesel engines, gas turbines, gas engines, railway systems, turbochargers ...

Mitsubishi Heavy Industries is a Japanese multinational engineering, electrical equipment and electronics corporation headquartered in Tokyo, Japan. MHI is one of the core companies of the Mitsubishi Group and its automobile division is the predecessor of Mitsubishi ...

that develops and manufactures aero engines. The

joint venture A joint venture (JV) is a business entity created by two or more parties, generally characterized by shared ownership, shared returns and risks, and shared governance. Companies typically pursue joint ventures for one of four reasons: to acces ...

was formally established during 1981, it became a part of the larger International Aero Engines (IAE) consortium in the following year. Via IAE, the group was involved in the manufacture of the

V2500 The IAE V2500 is a two-shaft high-bypass turbofan engine built by International Aero Engines (IAE) which powers the Airbus A320 family, the McDonnell Douglas MD-90, and the Embraer C-390 Millennium. The engine's name is a combination of the Rom ...

turbofan The turbofan or fanjet is a type of airbreathing jet engine that is widely used in aircraft engine, aircraft propulsion. The word "turbofan" is a portmanteau of "turbine" and "fan": the ''turbo'' portion refers to a gas turbine engine which ac ...

engine, which became the second most successful commercial

jet engine A jet engine is a type of reaction engine discharging a fast-moving jet (fluid), jet of heated gas (usually air) that generates thrust by jet propulsion. While this broad definition can include Rocket engine, rocket, Pump-jet, water jet, and ...

program in production today in terms of volume, and the third most successful commercial jet engine program in aviation history. The Japanese Aero Engine Corporation has been involved in a number of other engines, including the General Electric CF34-8/-10,

General Electric GEnx The General Electric GEnx ("General Electric Next-generation") is an advanced dual rotor, axial flow, high-bypass turbofan jet engine in production by GE Aviation for the Boeing 787 and 747-8. The GEnx is intended to succeed the CF6 in GE's p ...

Rolls-Royce Trent 1000 The Rolls-Royce Trent 1000 is a high-bypass turbofan engine produced by Rolls-Royce plc, one of the two engine options for the Boeing 787 Dreamliner, competing with the General Electric GEnx. It first ran on 14 February 2006 and first flew ...

, Pratt & Whitney PW1100/1400G-JM, General Electric Passport 20 engine and

General Electric GE9X The General Electric GE9X is a high-bypass turbofan developed by GE Aviation exclusively for the Boeing 777X. It first ran on the ground in April 2016 and first flew on March 13, 2018; it powered the 777-9's maiden flight in early 2020. It rec ...

History

During the late 1970s,

partnered with

British British may refer to: Peoples, culture, and language * British people, nationals or natives of the United Kingdom, British Overseas Territories, and Crown Dependencies. ** Britishness, the British identity and common culture * British English, ...

engine manufacturer

Rolls-Royce Rolls-Royce (always hyphenated) may refer to: * Rolls-Royce Limited, a British manufacturer of cars and later aero engines, founded in 1906, now defunct Automobiles * Rolls-Royce Motor Cars, the current car manufacturing company incorporated in ...

, originally to help develop the 20000 lbf

RJ500 The Rolls-Royce/JAEC RJ500 was a civil turbofan which Rolls-Royce and the Japanese Aero Engine Corporation (JAEC) consortium hoped to develop for aircraft like the Boeing 737-300 The Boeing 737 Classic is a series of narrow-body airliners ...

civil turbofan. Although two prototype engines were built and ground tested, the RJ500 project was cancelled when American aerospace manufacturer

Boeing The Boeing Company () is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, satellites, telecommunications equipment, and missiles worldwide. The company also provides leasing and ...

decided to reject the engine in favour of the competing CFM56-3 to power the

737-300 The Boeing 737 Classic is a series of narrow-body aircraft, narrow-body airliners produced by Boeing Commercial Airplanes, the second generation of the Boeing 737 series of aircraft. Development began in 1979 and the first variant, the 737-300, ...

instead. Around 1982, the consortium's attention was redirected towards the co-development of a more advanced engine in the 25000 lb_f thrust class for the 150 seater market.

Pratt & Whitney Pratt & Whitney is an American aerospace manufacturer with global service operations. It is a subsidiary of Raytheon Technologies. Pratt & Whitney's aircraft engines are widely used in both civil aviation (especially airlines) and military av ...

, MTU and

FiatAvio Avio S.p.A. is an Italian company operating in the aerospace sector with its head office in Colleferro near Rome, Italy. Founded in 1908, it is present in Italy and abroad with different commercial offices and 10 production sites. Avio operate ...

joined the consortium, by then named International Aero Engines, shortly afterwards. The V in

denotes the five original partners, whilst 2500 symbolizes the original thrust level of 25000 lb_f. FiatAvio later withdrew from the V2500 consortium. Workshare on the joint venture's first engine, the

, was divided between the constituent aero-engine companies. Rolls-Royce based the high pressure compressor on a scale-up of the RC34B eight stage research unit used in the RB401-06 Demonstrator Engine, but with a zero-stage added at the front and a tenth stage added to the rear. Pratt & Whitney developed the combustor and the 2-stage air-cooled high pressure turbine, while the Japanese Aero Engine Corporation provided the low pressure compression system.

MTU Aero Engines MTU Aero Engines AG is a German aircraft engine manufacturer. MTU develops, manufactures and provides service support for military and civil aircraft engines. MTU Aero Engines was formerly known as MTU München. History While the Munich-based en ...

were responsible for the 5-stage low pressure turbine, while Fiat Avio designed the gearbox. The initial version of this engine, the ''V2500-A1'', first entered service with

Slovenia Slovenia ( ; sl, Slovenija ), officially the Republic of Slovenia (Slovene: , abbr.: ''RS''), is a country in Central Europe. It is bordered by Italy to the west, Austria to the north, Hungary to the northeast, Croatia to the southeast, and ...

flag carrier A flag carrier is a transport company, such as an airline or shipping company, that, being locally registered in a given sovereign state, enjoys preferential rights or privileges accorded by the government for international operations. Hi ...

Adria Airways Adria Airways d.o.o. (formerly ''Inex-Adria Aviopromet'' and later ''Inex-Adria Airways'') was the flag carrier of Slovenia, operating scheduled and charter services to European destinations. The company's head office was at Ljubljana Jože Pu ...

. The Japanese Aero Engine Corporation provides investigation, research, testing, and analysis on the development of commercial aircraft engines, along with various services related to the production, sales, and maintenance of aero engines. In the decades since its establishment, the consortium has been involved in the development of numerous civil aero engines via international collaborations. Under such structures, it has manufactured elements of the following engines:

IAE V2500 The IAE V2500 is a two-shaft high-bypass turbofan engine built by International Aero Engines (IAE) which powers the Airbus A320 family, the McDonnell Douglas MD-90, and the Embraer C-390 Millennium. The engine's name is a combination of the Rom ...

, General Electric CF34-8/-10,

, Pratt & Whitney PW1100/1400G-JM, General Electric Passport 20 engine and

References

External links

JAEC
- official site (only in Japanese) {{Mitsubishi Heavy Industries Aircraft engine manufacturers of Japan Gas turbine manufacturers Mitsubishi Heavy Industries