Based on technology already well established in existing civil aircraft, the Affinity engine has been developed specifically for the Aerion AS2, a supersonic business jet … GE’s Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. The GE27 was developed in the early 1980s under the "Modern Technology Demonstrator Engines" (MTDE) program sponsored by the United States Army Aviation Applied Technology Directorate. Performance throughout the flight envelope with a high-altitude service ceiling of 60,000 feet. GE’s Affinity will be the first civil supersonic engine in 55 years. In February 2018, Aerion released the GE engine … GE’s Affinity engine is a revolution in aviation innovation. GE’s Affinity™ is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. We compare it to its donor engine, the CFM56. The engine is designed to meet stringent Stage 5 subsonic noise requirements and beat current emissions standards and, according to GE, the Affinity engine features: Efficient performance throughout the full flight envelope with a high-altitude service ceiling of 60,000. Last October, it was revealed GE Aviation is developing the Affinity engine for one of the leading companies of the new cadre of supersonic aircraft developers, Boeing-backed Aerion. The General Electric T64 is a free-turbine turboshaft engine that was originally developed for use on helicopters, but which was later used on fixed-wing aircraft as well. Get an inside look at the makings of an engine capable of speeds faster than 768 mph, beyond the speed of sound. However, its competitor, Aerion [See below, Return of supersonic flight? ] The “Affinity” engine is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch. The coatings minimize interaction with combustion gases, further protecting components inside the engine. Top: The Aerion AS2 is designed to cut a trans-Atlantic flight by three hours and a … The final engine configuration is a core with billions of operational hours – suggesting the CFM56 – and a new low-pressure section optimised for supersonic speed. ge appliances affinity networks Affinity networks also provide exposure and networking opportunities internally to business leadership and externally to community leaders. The exhaust mixer is similar to the GE Passport ceramic matrix composite design. The General Electric F110 is an afterburning turbofan jet engine produced by GE Aviation.The F110 engine uses the same engine core design as the General Electric F101.The F118 is a non-afterburning variant. GE’s Catalyst turboprop is expected to fly on Textron Aviation's Cessna Denali next year. GE est le groupe digital industriel mondial, qui transforme l’industrie grâce à des machines contrôlées par logiciel et des solutions connectées, adaptées et prédictives. The Affinity is a twin-shaft, twin-fan turbofan that is designed specifically for supersonic applications. [7], The high-pressure core is derived from the nine-stage compressor and single-stage turbine of the CFM56, matched to a new low-pressure section optimised for supersonic speed with a 133 cm (52in) diameter fan instead of the 155-173 cm (61-68.3in) fan of the 6:1 bypass ratio CFM56. The Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. This is limited by noise regulations at takeoff, and a lower compression core like the CFM56 is better suited to higher temperatures encountered supersonically. It will be used on the company’s 12-passenger AS2 business jet. It has the highest bypass ratio ever for a supersonic engine, allowing fuel savings never seen before for supersonic travel while its blisk technology enable GE’s Affinity to comply to all environmental noise standards. The CFM56 is derived from the B-1's GE F101. [1] GE Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. GE’s Affinity engine is a revolution in aviation innovation. The Affinity is a twin-shaft, twin-fan turbofan that is designed specifically for supersonic applications. It features a proven engine core with billions of hours of service, a durable combustor with advanced coatings for sustained high-speed operation, and a special, non-augmented supersonic exhaust system. It is a twin-shaft, twin-fan turbofan controlled by a next generation Full Authority Digital Engine Control (FADEC) for enhanced dispatch reliability and onboard diagnostics. According to GE, Affinity is a twin-shaft, twin-fan turbofan controlled by a Full Authority Digital Engine Control (FADEC) system. GE unveils supersonic Affinity engine for Aerion AS2 business jet. [2], The 18,000 lbf (80 kN) GE Affinity has a nine-stage HP compressor, a single-stage HP turbine and a two-stage low-pressure turbine. GE’s Affinity™ is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. Why GE’s Affinity Is a Supersonic Enabler, A new engine could bring back supersonic air-travel, Aerion Unveils Stage 5 GE Affinity Engine for Supersonic AS2. Affinity Up Close Among the Affinity’s features is a high-altitude 60,000-foot (18,288-meter) service ceiling, the highest bypass ratio of any supersonic engine, a special non-augmented supersonic exhaust system, an engine core adapted from GE’s commercial airline portfolio, and GE’s additive design and manufacturing technologies that optimize weight and performance. GE’s Affinity is a new class of medium bypass ratio engines designed to provide balanced performance across supersonic and subsonic flights. The Affinity’s high-pressure core optimizes the efficiencies of a proven commercial airline engine with the power of a military fighter engine. These coatings are used in the GE Affinity to protect its state-of-the-art components. GE Aviation has a global service network to support these offerings. They are twin-shaft turbofans built around the core of an airline engine. In February 2018, Aerion released the GE engine configuration. GE claims that the Affinity, which is based on the company's supersonic fighter jet experience and lessons learned from building engines for the Boeing 787 Dreamliner, will be … GE’s New Affinity Engine: The Future of Supersonic Air Travel admin April 12, 2019 Airplanes , Jet Charters A new engine from GE will be the latest, surpassing supersonic flight—traveling at a speed greater than sound (approximately 768 miles per hour)—and making more progress than the last 55 years according to some. [2] GE Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. The basis of the engine is a modified gas generator of the CFM56 turbofan engine, which, in turn, is structurally based on the gas generator from F101, the power plant for supersonic B-1B Lancer bomber. In this video, GE showcases its initial design of the first-ever supersonic engine purpose-built for business jets. [4] It features a proven engine core with billions of hours of service, a durable combustor with advanced coatings for sustained high-speed operation, and a special, non-augmented supersonic exhaust system. GE’s Affinity™ engine is set to unlock a new generation of air travel in partnership with the Aerion AS2 business jet. [8] A 747 has a fan with a diameter of 105 inches (8.75 feet). GE’s Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. The bypass ratio is around 3 to lower the ram drag, and it should produce 3,500 lbf (16 kN) at Mach 1.4 and FL500, with a cruise fuel consumption increased by 50% over the Mach 0.78 CFM56-5. [9] GE then launched the Affinity program. Follow GE Aviation on Twitter and YouTube. The Affinity is a new class of medium bypass ratio engines that provide exceptional and … The revolutionary new GE Adaptive Cycle Engine is the latest in a proud legacy of game-changing propulsion innovations from GE Aviation. Sporting a 22:1 pressure ratio, which was a record for single-spool compressors at the time, the GE27 was GE's unsuccessful submission to power the Bell Boeing V-22 Osprey tiltrotor … GE Aviation has completed the initial design of the first supersonic engine purpose-built for business jets. [3] GE Aviation, an operating unit of GE (NYSE: GE), is a world-leading provider of jet and turboprop engines, as well as integrated systems for commercial, military, business and general aviation aircraft. View the Adaptive Cycle. GE’s Affinity: A new Supersonic Engine for Business Aviation The aviation industry hasn’t seen commercial supersonic transportation since the Concorde, that entered service in the 1970s. It includes an advanced twin fan, a nine-stage high-pressure compressor, a single-stage high-pressure turbine and a two-stage low-pressure turbine. GE’s Affinity is a twin-shaft, twin-fan turbofan controlled by a next generation Full Authority Digital Engine Control (FADEC) for enhanced dispatch reliability and onboard diagnostics. Durable combustors for hot and harsh conditions and advanced coatings for turbine section. Affinity is a twin-shaft, twin-fan turbofan controlled by a next-generation Full Authority Digital Engine Control (FADEC) for … Commentary: When GE tests a new engine, it mounts it on an old plane. It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance regulations. F110-GE-129 engines, with 29,400 lb f (131 kN) of thrust, power 40 F-15 fighters of South Korea. La firme possède 36 filiales dans plus de 150 pays et est une valeur symbole du New York Stock Exchange. GE claims Affinity will have an operational ceiling of 60,000 feet and the highest bypass ratio of any supersonic engine. Its detailed design review should be completed by 2020 for the first prototype production. The engine is expected to reach subsonic speeds over land and over water and will surpass federal emission standards. The GE9X is a lot bigger than a 747's existing engines. The twin-shaft, twin-fan engine with FADEC has a service ceiling of 18,300 m (60,000 ft). GE’s Affinity is … It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance regulations. GE’s Affinity will have the highest bypass ratio ever for a supersonic engine. GE’s Affinity is a new class of medium bypass ratio engines designed to provide balanced performance across supersonic and subsonic flights. Thrust will be reduced at takeoff to meet Chapter 5 noise regulations, requiring a longer balanced field takeoff as an acceptable compromise. [2], GE Aviation needs to develop a configuration accommodating reasonably well requirements for supersonic speed, subsonic speed and noise levels. Anticipated to be part of a family in the 16,000- to 20,000-pound-thrust range, the GE Affinity engine will be certified to operate at altitudes up to … “It’s a hybrid between an airline engine and a fighter engine,” Mottier said. Affinity engines combine aspects of GE’s military and airline engines. [4] It is designed to enable efficient supersonic flight over water and efficient subsonic flight … En 2008, GE se répartit en 5 branches : GE Energy Infrastructure, GE Technology Inf… [3] Since its founding as GE's first affinity network, AAF has expanded globally to provide members with development and networking opportunities while helping contribute to the growth of the company and volunteering in the communities where GE operates. GE Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. It is a unique blend of … Managing the high intake temperatures at high altitudes is a key challenge for the initial design. Brad Mottier of GE Aviation briefed the media on the Catalyst Turboprop, Passport business jet engine, and announced the Affinity engine program for supersonic aircraft at NBAA 2018. Preceded by fixed inlet guide vanes with movable flaps, the twin blisk fans have wide-chord titanium blades. announced in October last year that it would be using the General Electric Affinity engine. GE Aviation chose “Affinity” because the name reflects this engine class’ harmonious assemblage of GE’s commercial, non-civil, and business aviation propulsion technologies to bring a true step-change in commercial supersonic propulsion. The Mach 1.4-to-1.6 speed requires no variable-geometry inlet and the variable-area nozzle has a cone moving longitudinally, replacing a convergent-divergent nozzle. The CFM56-5 sitting on an A320 has a cruise thrust of around 5,000lbf at 37,000ft, a bypass ratio of 5 and a fuel consumption of 0.6 lb/lbf/hr. The “Affinity” engine is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch. The engine is designed to meet stringent … It is a twin-shaft, twin-fan turbofan controlled by a next generation Full Authority Digital Engine Control (FADEC) for enhanced dispatch reliability and onboard diagnostics. Its mach plus-enabling power is combined with the reliability of our best commercial engines. GE’s Affinity™ is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. Before we look at Mach 2 engines, let’s start with comparing some key data for the GE Affinity, an engine optimized for a modest SST speed of Mach 1.4. An advanced twin-fan with the highest bypass ratio of any supersonic engine. GE Aviation this week provided a glimpse into design challenges that the company is working through as it progresses on the twin-shaft, medium-bypass Affinity engine selected to power the Aerion AS2 supersonic business jet. Asian Pacific American Forum (APAF) The revolutionary new GE Adaptive Cycle Engine (ACE) is the latest in a proud legacy of game-changing propulsion innovations from GE Aviation. At the May 2017 EBACE, Aerion announced its selection of GE Aviation to power the Aerion AS2 supersonic business jet. The final engine configuration is a core with billions of operational hours – suggesting the CFM56 – and a new low-pressure section optimised for supersonic speed. Image credit: GE Aviation. It lacks an afterburner, and has a combustor with advanced coatings and uses additive manufacturing technologies. This new engine class, revealed today as GE’s Affinity TM is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch. Oct 20, 2018 - GE Aviation announced the initial design of its first supersonic engine Affinity built for business jets. Its high-pressure core is derived from the CFM56, matched to a new twin fan low-pressure section for a reduced bypass ratio better suited to supersonic flight. GE Aviation remains on track to meet the timeline for Aerion's AS2 supersonic jet, while also ensuring that its Affinity engine can run on biofuel. It’s proven core has more than 1 billion hours of service, giving Affinity owners confidence in performance during all speeds of operation. The Affinity is a medium-bypass-ratio turbofan, a “blend of proven military supersonic experience, commercial reliability, and the most advanced … The CFM56 is derived from the B-1's GE F101. [6] [5] The final engine configuration is a core with billions of operational hours – suggesting the CFM56 – and a new low-pressure section optimised for supersonic speed. Chapter 5 applies from 2018 to over 120,000 lb (54,400 kg) aircraft and all aircraft from 2021. GE’s Affinity is a twin-shaft, twin-fan turbofan controlled by a next generation Full Authority Digital Engine Control (FADEC) for enhanced dispatch reliability and onboard diagnostics. The engine is a compromise between a big core for power and a small fan for wave drag, and Mach 1.4 is a compromise between higher speed and enough range. Above: GE Aviation engineers unveiled Affinity, a new family of supersonic jet engines for supersonic aircraft. Called Affinity, the engines borrow from GE expertise in building jet engines for fighter planes and well as commercial engines for the latest generation passenger jets like Boeing 787 Dreamliner. The Affinity engine will be used in the upcoming Aerion AS2 supersonic business jet and GE says it will operate at altitudes of up to 60,000ft (18,000m) and speeds of Mach 1.4 - … The engine is designed to meet stringent Stage 5 subsonic noise requirements and beat current emissions standards and long-term regulatory goals. Since its founding as GE's first affinity network, AAF has expanded globally to provide members with development and networking opportunities while helping contribute to the growth of the company and volunteering in the communities where GE operates. Anticipated to be part of a family in the 16,000- to 20,000-pound-thrust range, the GE Affinity engine will be certified to operate at altitudes up to … The completion of the design of the engine was announced at a press conference on Friday, October 19, 2018. GE just introduced a new engine, the Affinity, for the Aerion AS2 supersonic business jet as the first new supersonic engine in more than 55 years. The Affinity engine will be used in the upcoming Aerion AS2 supersonic business jet and GE says it will operate at altitudes of up to 60,000ft (18,000m) and speeds of Mach 1.4 - 1,000mph (1,600kmh) GE s’organise autour d’un échange mondial de connaissance, le « GE Store » (offre de produits GE), au sein duquel chaque activité partage et a accès aux mêmes technologies, marchés, structures et intelligences. The initial design of its Affinity medium-bypass-ratio turbofan was completed by October 2018. They act as a heat barrier to keep parts cooler, allowing the engine to run at higher temperatures for greater efficiencies. It has the highest bypass ratio for a supersonic engine which means GE’s Affinity … At the May 2017 EBACE, Aerion announced its selection of GE Aviation to power the Aerion AS2 supersonic business jet. The Affinity is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. Son siège était à Fairfield (Connecticut), aux États-Unis et se trouve depuis juin 2016 à Boston (Massachusetts). It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance regulations. The Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. GE then launched the Affinity program. General Electric introduced the engine in 1964. GE’s Affinity™, the first civil supersonic engine in 55 years, will be able to operate as high as 60,000 feet and beat current emissions standards, including stringent noise requirements. The original engine design included technical innovations such as corrosion resistant and high-temperature coatings. Acoustically treated throughout, the Affinity is designed to meet or exceed regulatory requirements. The basis of the engine is a modified gas generator of the CFM56 turbofan engine, which, in turn, is structurally based on the gas generator from F101, the power plant for supersonic B-1B Lancer bomber. The Affinity engine is a twin-shaft, twin-fan turbofan. An engine for supersonic flight needs a lower bypass ratio than modern turbofans, having a higher flow speed for better efficiency. The engine employs design features and lessons learned from GE’s supersonic military engines while pulling features from GE’s Passport™ business jet engine GE’s Affinity … It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance regulations. Its new Affinity engine, GE Aviation refers to power plants with an average degree of bypass. Affinity is a twin-shaft, twin-fan turbofan controlled by a next-generation Full Authority Digital Engine Control (FADEC) for enhanced dispatch reliability and onboard diagnostics. [10], "Aerion Unveils Stage 5 GE Affinity Engine for Supersonic AS2", "Lockheed and Aerion to develop supersonic business jet", "Aerion releases configuration of supersonic jet engine", "GE nears milestones on $1.5B bet on business aircraft", "Aerion Closes In On Supersonic AS2 Program Launch", "Why GE's Affinity Is a Supersonic Enabler", "Bjorn's Corner: Supersonic transport revival, Part 12", https://www.geaviation.com/bga/engines/ge-affinity, https://en.wikipedia.org/w/index.php?title=General_Electric_Affinity&oldid=992131214, Creative Commons Attribution-ShareAlike License, This page was last edited on 3 December 2020, at 17:39. Its new Affinity engine, GE Aviation refers to power plants with an average degree of bypass. The GE engines will be manufactured through a joint licensing agreement with Samsung Techwin Company. Depuis 2005, elle était jusqu'à la crise la 2e capitalisation à Wall Street, derrière ExxonMobil mais elle reste cependant en 2014 la septième entreprise mondiale selon le Forbes Global 2000 de 20142. This is the first time production F-15s will be powered by a GE engine, since all previous F-15 models were powered by Pratt and Whitney. In this video, GE showcases its initial design of the first-ever supersonic engine purpose-built for business jets. Design and development. General Electric Aviation says that the initial design phase for its new supersonic Affinity engine has been completed, with its first flight slated for 2023. Eskisehir, Turkey by TUSAŞ engine Industries ( TEI ) altitudes is a new class of medium ratio... The initial design speed of sound technical innovations such as corrosion resistant and high-temperature.! 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