The Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. 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. 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. 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. Thrust will be reduced at takeoff to meet Chapter 5 noise regulations, requiring a longer balanced field takeoff as an acceptable compromise. It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance regulations. 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. Image credit: GE Aviation. 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. In this video, GE showcases its initial design of the first-ever supersonic engine purpose-built for business jets. An engine for supersonic flight needs a lower bypass ratio than modern turbofans, having a higher flow speed for better efficiency. Its mach plus-enabling power is combined with the reliability of our best commercial engines. 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. 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 Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. It lacks an afterburner, and has a combustor with advanced coatings and uses additive manufacturing technologies. At the May 2017 EBACE, Aerion announced its selection of GE Aviation to power the Aerion AS2 supersonic business jet. 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. Launched in May 2017 to power the Aerion AS2 supersonic business jet, its initial design was completed in 2018 before its detailed design in 2020 for the first prototype production. 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 revolutionary new GE Adaptive Cycle Engine (ACE) is the latest in a proud legacy of game-changing propulsion innovations from GE Aviation. 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 … In February 2018, Aerion released the GE engine … 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. 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. This is limited by noise regulations at takeoff, and a lower compression core like the CFM56 is better suited to higher temperatures encountered supersonically. … [3] Above: GE Aviation engineers unveiled Affinity, a new family of supersonic jet engines for supersonic aircraft. GE’s Affinity engine is a revolution in aviation innovation. 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 … 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 … A 747 has a fan with a diameter of 105 inches (8.75 feet). The Affinity is a twin-shaft, twin-fan turbofan that is designed specifically for supersonic applications. They are twin-shaft turbofans built around the core of an airline engine. According to GE Aviation’s website, the Affinity will bring in an area of supersonic flight and it is the first civilian supersonic engine in 55 years. An advanced twin-fan with the highest bypass ratio of any supersonic engine. 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. 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. 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. The Affinity is a new class of medium bypass ratio engines that provide exceptional and … GE’s Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. However, its competitor, Aerion [See below, Return of supersonic flight? ] Get an inside look at the makings of an engine capable of speeds faster than 768 mph, beyond the speed of sound. 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. We compare it to its donor engine, the CFM56. La firme possède 36 filiales dans plus de 150 pays et est une valeur symbole du New York Stock Exchange. The completion of the design of the engine was announced at a press conference on Friday, October 19, 2018. 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. 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. 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. The Affinity is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. The twin-shaft, twin-fan engine with FADEC has a service ceiling of 18,300 m (60,000 ft). GE’s Affinity™ engine is set to unlock a new generation of air travel in partnership with the Aerion AS2 business jet. The original engine design included technical innovations such as corrosion resistant and high-temperature coatings. 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 Affinity GE Aviation Briefing at NBAA 2018. GE’s Affinity engine is a revolution in aviation innovation. Preceded by fixed inlet guide vanes with movable flaps, the twin blisk fans have wide-chord titanium blades. Design and development. The Affinity is a twin-shaft, twin-fan turbofan that is designed specifically for supersonic applications. At the May 2017 EBACE, Aerion announced its selection of GE Aviation to power the Aerion AS2 supersonic business jet. 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 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 also license-built in Eskisehir, Turkey by TUSAŞ Engine Industries (TEI). Top: The Aerion AS2 is designed to cut a trans-Atlantic flight by three hours and a … 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. They act as a heat barrier to keep parts cooler, allowing the engine to run at higher temperatures for greater efficiencies. The coatings minimize interaction with combustion gases, further protecting components inside the engine. “It’s a hybrid between an airline engine and a fighter engine,” Mottier said. Affinity is a new engine which will be launched by GE and will have an exceptional performance for subsonic and supersonic flights. [4] GE claims Affinity will have an operational ceiling of 60,000 feet and the highest bypass ratio of any supersonic engine. 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. According to GE, Affinity is a twin-shaft, twin-fan turbofan controlled by a Full Authority Digital Engine Control (FADEC) system. It is optimised for supersonic flight over water and subsonic flight over land, and designed to meet Stage 5 subsonic noise requirements as well as current emissions standards. [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. GE’s Catalyst turboprop is expected to fly on Textron Aviation's Cessna Denali next year. 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 engine is designed to meet stringent Stage 5 subsonic noise requirements and beat current emissions standards and long-term regulatory goals. An advanced twin-fan with the highest bypass ratio of any supersonic engine. The initial design of its Affinity medium-bypass-ratio turbofan was completed by October 2018. 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. Follow GE Aviation on Twitter and YouTube. GE unveils supersonic Affinity engine for Aerion AS2 business jet. Its new Affinity engine, GE Aviation refers to power plants with an average degree of bypass. 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. GE then launched the Affinity program. GE’s Affinity will have the highest bypass ratio ever for a supersonic engine. The engine looks strange because it's bigger than a 747's. The revolutionary new GE Adaptive Cycle Engine is the latest in a proud legacy of game-changing propulsion innovations from GE Aviation. It is designed to enable efficient supersonic flight over water and efficient subsonic flight … The GE9X is a lot bigger than a 747's existing engines. GE’s Affinity is a new class of medium bypass ratio engines designed to provide balanced performance across supersonic and subsonic flights. General Electric introduced the engine in 1964. The engine is expected to reach subsonic speeds over land and over water and will surpass federal emission standards. GE’s Affinity™ is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. Managing the high intake temperatures at high altitudes is a key challenge for the initial design. GE’s Affinity is … 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. 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 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. GE’s Affinity™ is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. In this video, GE showcases its initial design of the first-ever supersonic engine purpose-built for business jets. [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’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. 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. The GE engines will be manufactured through a joint licensing agreement with Samsung Techwin Company. Its detailed design review should be completed by 2020 for the first prototype production. 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. 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 describes the Affinity as a “twin-shaft, twin-fan turbofan with next-generation full authority digital engine control (Fadec).” The company said the engine is … GE Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. The General Electric Affinity is a turbofan developed by GE Aviation for supersonic transports. GE’s Affinity will be the first civil supersonic engine in 55 years. The Affinity engine is built on technologies proven and refined from GE’s unrivaled commercial engine core expertise. View the Adaptive Cycle. 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. It will be used on the company’s 12-passenger AS2 business jet. 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. Chaque invention nourrit les innovations et les applications dans tous nos secteurs industriels. The “Affinity” engine is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch. This cutting-edge technology will accelerate the Aerion AS2 to a top speed of Mach 1.4, enabling efficient, environmentally-compliant supersonic flight. 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. These coatings are used in the GE Affinity to protect its state-of-the-art components. F110-GE-129 engines, with 29,400 lb f (131 kN) of thrust, power 40 F-15 fighters of South Korea. 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 appliances affinity networks Affinity networks also provide exposure and networking opportunities internally to business leadership and externally to community leaders. 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. 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. [2], GE Aviation needs to develop a configuration accommodating reasonably well requirements for supersonic speed, subsonic speed and noise levels. Durable combustors for hot and harsh conditions and advanced coatings for turbine section. [6] The CFM56 is derived from the B-1's GE F101. It is a unique blend of … The Affinity is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. [5] The exhaust mixer is similar to the GE Passport ceramic matrix composite design. The “Affinity” engine is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch. Chapter 5 applies from 2018 to over 120,000 lb (54,400 kg) aircraft and all aircraft from 2021. 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 Affinity’s high-pressure core optimizes the efficiencies of a proven commercial airline engine with the power of a military fighter engine. [2] 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. 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. announced in October last year that it would be using the General Electric Affinity engine. GE Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. 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. 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. GE’s Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. 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 … GE Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. GE then launched the Affinity program. [8] [1] 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) [4] It has the highest bypass ratio for a supersonic engine which means GE’s Affinity … [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. Asian Pacific American Forum (APAF) 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. Its new Affinity engine, GE Aviation refers to power plants with an average degree of bypass. 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. [3] GE then launched the Affinity program. The engine is designed to meet stringent … 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 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 - … 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 up to the job. Acoustically treated throughout, the Affinity is designed to meet or exceed regulatory requirements. 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. Oct 20, 2018 - GE Aviation announced the initial design of its first supersonic engine Affinity built for business jets. The Affinity engine is a twin-shaft, twin-fan turbofan. 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. 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. As an acceptable compromise water and will surpass federal emission standards emission standards intake temperatures high. 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