The Affinity’s high-pressure core optimizes the efficiencies of a proven commercial airline engine with the power of a military fighter engine. It’s proven core has more than 1 billion hours of service, giving Affinity owners confidence in performance during all speeds of operation. 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 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. This cutting-edge technology will accelerate the Aerion AS2 to a top speed of Mach 1.4, enabling efficient, environmentally-compliant supersonic flight. 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. Learn more. The twin-shaft, twin-fan engine with FADEC has a service ceiling of 18,300 m (60,000 ft). GE’s Affinity engine is a revolution in aviation innovation. The Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. 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. In February 2018, Aerion released the GE engine … In this video, GE showcases its initial design of the first-ever supersonic engine purpose-built for business jets. 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. 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. Its new Affinity engine, GE Aviation refers to power plants with an average degree of bypass. GE’s Affinity™ is a new class of medium bypass ratio engines that provide exceptional and balanced performance across supersonic and subsonic flights. [2], GE Aviation needs to develop a configuration accommodating reasonably well requirements for supersonic speed, subsonic speed and noise levels. This new class of engine is designed to meet Stage 5 noise limits and beat current emission standards. In May 2017, Aerion selected GE Aviation to study the final engine configuration. 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 unveiling of General Electric’s Affinity engine for Aerion’s AS2 here at NBAA is the strongest signal yet that the era of supersonic business aviation is finally getting underway. Turbofan Engines: GE's Affinity turbofan supersonic engine (AS2) Aeronautical Development Agency (ADA) Advanced Medium Combat Aircraft (AMCA) Analysis: Turbofan Engines: Twin GE F-414: Airbus (Airtech) CN235: Analysis: Turboprop Engines: CT7-9C3 engine: Airbus A330: Analysis AFFINITY-TMTL generators are ECO friendly and are designed to work under gruelling conditions. GE’s Affinity™ engine is set to unlock a new generation of air travel in partnership with the Aerion AS2 business jet. According to GE, Affinity is a twin-shaft, twin-fan turbofan controlled by a Full Authority Digital Engine Control (FADEC) system. Aerion Supersonic and GE … They are twin-shaft turbofans built around the core of an airline engine. They act as a heat barrier to keep parts cooler, allowing the engine to run at higher temperatures for greater efficiencies. 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 … It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance regulations. It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance … Performance throughout the flight envelope with a high-altitude service ceiling of 60,000 feet. An advanced twin-fan with the highest bypass ratio of any supersonic engine. 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. 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 … [9] GE Aviation has given impetus to the revival of civilian supersonic flight by revealing a new family of engines designed to fly faster than the speed of sound. The GE9X is a lot bigger than a 747's existing engines. 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 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 final engine configuration is a core with billions of operational hours – suggesting the CFM56 – and a new low-pressure section optimised for supersonic speed. [4] GE’s Affinity is a new class of supersonic engines purpose-built for business jets. At the May 2017 EBACE, Aerion announced its selection of GE Aviation to power the Aerion AS2 supersonic business jet. The “Affinity” engine is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch. The CFM56 is derived from the B-1's GE F101. GE then launched the Affinity program. • Efficient performance throughout the full flight envelope with a high-altitude service ceiling of … 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. 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. Engine. GE’s Affinity integrates a unique blend of proven military supersonic experience, commercial reliability and the most advanced business jet engine technologies. The revolutionary new GE Adaptive Cycle Engine is the latest in a proud legacy of game-changing propulsion innovations from GE Aviation. The manufacturer has completed initial design work on its "Affinity" engine for the AS2, GE Aviation Head of Business and General Aviation … The initial design of its Affinity medium-bypass-ratio turbofan was completed by October 2018. An engine for supersonic flight needs a lower bypass ratio than modern turbofans, having a higher flow speed for better efficiency. [3] 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. 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 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. • An advanced twin-fan with the highest bypass ratio of any supersonic engine. 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. The engine is designed to meet stringent Stage 5 subsonic noise requirements and beat current emissions standards and long-term regulatory goals. 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. “It’s a hybrid between an airline engine and a fighter engine,” Mottier said. The Affinity is a new class of medium bypass ratio engines that provide exceptional and balanced Source: GE Aviation performance across supersonic and subsonic flights. In February 2018, Aerion released the GE engine configuration. 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 “Affinity” engine is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch. The GE’s Affinity launching a new era of efficient supersonic flight, is the first civil supersonic engine in 55 years. 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 … An advanced twin-fan with the highest bypass ratio of any supersonic engine. On Monday, GE Aviation engineers unveiled a new family of supersonic jet engines for the pointy-nosed aircraft. GE then launched the Affinity program. According to GE, Affinity is a twin-shaft, twin-fan turbofan controlled by a Full Authority Digital Engine Control (FADEC) system. The ITEP plans after 2025 to re-engine over 1,300 Sikorsky UH-60 Black Hawk and more than 600 Boeing AH-64 Apache, and power the Future Attack Reconnaissance Aircraft. The Affinity is a twin-shaft, twin-fan turbofan that is designed specifically for supersonic applications. 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 CFM56 is derived from the B-1's GE F101. Affinity chromatography (AC) separates proteins on the basis of a reversible interaction between the target protein and a specific ligand attached to a chromatography base matrix. GE Aviation and Aerion jointly are developing the first engine in more than half a century to power a civil supersonic aircraft. In February 2018, Aerion released the GE engine configuration. [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. [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 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. 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 appliances affinity networks Affinity networks also provide exposure and networking opportunities internally to business leadership and externally to community leaders. GE then launched the Affinity program. [1] Affinity is a new engine which will be launched by GE and will have an exceptional performance for subsonic and supersonic flights. Though initially designed with a modified Pratt & Whitney JT8D, General Electric Affinity was … GE’s New Affinity Engine Brings Supersonic Private Jets Closer to Reality. [2] 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. 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. The CFM56 is derived from the B-1's GE F101. “GE Aviation has more than 60 years of experience in designing and building engines adapted for supersonic aircraft. 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. It is optimised for supersonic flight over water and subsonic flight over land, and designed to meet Stage 5 subsonic noise … It is purposefully designed to enable efficient supersonic flight over water and efficient subsonic flight over land, without requiring modifications to existing compliance regulations. 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. It lacks an afterburner, and has a combustor with advanced coatings and uses additive manufacturing technologies. We compare it to its donor engine, the CFM56. AFFINITY-TMTL generators are designed & manufactured to meet the latest emission norms of CPCB. 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'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. 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 is a new class of medium bypass ratio engines that provide exceptional and balanced Source: GE Aviation 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. GE Aviation has a global service network to support these offerings. The General Electric Affinity is a turbofan developed by GE Aviation for supersonic transports. In 2018, Aerion announced that GE's Affinity ™, the first civil supersonic engine in 55 years, will power the AS2. GE’s Affinity will have the highest bypass ratio ever for a supersonic engine. 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