Engines – Page 48
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NewsZeroAvia: System integrity 'maintained' during test aircraft accident
Hydrogen-electric propulsion specialist ZeroAvia believes its ambitions to develop larger commercial aircraft will not be adversely affected, as it probes the accident which badly damaged its single-engined test airframe. The six-seat modified Piper M350 was wrecked as it landed in a field near the UK’s Cranfield airport on 29 April, ...
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NewsSafran sees signs of hope, despite stalled traffic recovery in first quarter
French aerospace giant Safran saw glimmers of recovery in the first quarter but a stalled air traffic revival amid fresh lockdowns led to sales “weakness” during the period.
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NewsFaradair names former Boeing figure Tinseth to lead hybrid-aircraft advisory board
UK electric aircraft start-up Faradair has recruited former Boeing commercial aircraft vice-president of marketing Randy Tinseth to head its advisory board. It has also signed up former EasyJet executive Tony Anderson to the panel. Faradair says it has made the appointments to “help steer the company through its next phase ...
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News737 Max operators to check for transducer corrosion after storage
Operators of Boeing 737 Max jets are being instructed to check a subcomponent of the engine control system for potential corrosion, which could result in reduced thrust control. The 737 Max family is exclusively powered by CFM International Leap-1B engines. As a result of the near two-year grounding of the ...
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NewsUK lifts ban on PW4000-powered 777s
UK regulators have withdrawn an operating ban on Pratt & Whitney PW4000-powered Boeing 777s, two months after it was imposed following the serious engine failure on a US aircraft. The operational restriction was introduced on 22 February. Two days earlier a United Airlines 777-200 suffered a fan-blade fracture over Denver ...
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NewsP&W keeps profitable in Q1, engine deliveries inch higher
Engine maker Pratt & Whitney squeaked out a $20 million operating profit in the first quarter of 2021, a period during which its deliveries of large commercial aircraft engines bumped higher.
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NewsMagnix and Boom CEOs ask lawmakers to support electric aviation, sustainable fuel
The chief executive of propulsion company Magnix has urged the US government to set ambitious electric-aircraft goals, while the head of Boom Supersonic has asked the government to throw weight behind sustainable fuel.
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NewsGE Aviation lost 1,900 Leap orders in 12 months
GE Aviation lost orders for about 1,900 Leap-1B turbofans in the last year, a period influenced both by the Boeing 737 Max grounding and the pandemic.
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NewsGE Aviation turns $641m Q1 profit despite revenue hit
GE Aviation remained in the black during the first quarter of 2021, earning a $641 million profit despite significant declines in revenue from engine services.
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OpinionWhy industry needs global standards for sustainable fuel use
The industry-wide use of sustainable aviation fuels will provide a vital environmental bridging measure until technology’s next propulsion shift, says Pratt & Whitney’s Geoff Hunt.
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NewsFAA proposal targets risk of GEnx ‘uncommanded’ thrust
The Federal Aviation Administration has proposed that airlines take steps to address the risk that GE Aviation GEnx turbofans might experience uncommanded increase in thrust.
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NewsP&W sees gradual signs of Asia-Pacific recovery
The coronavirus pandemic has been tough on Pratt & Whitney’s commercial engine business in the Asia-Pacific, and the company’s sales leader for the region says the outlook hinges on vaccines.
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NewsPrototype sections for 'Russified' Superjet's PD-8 engine emerge
Russia’s United Engine has completed manufacturing work on the primary components of a prototype Aviadvigatel PD-8 powerplant. The PD-8 is a lower-thrust variant of a family which centres on the PD-14 designed for the Irkut MC-21-310. It is intended for eventual use on the Sukhoi Superjet 100 as a fully-domestic ...
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NewsAirbus extends sustainable-fuel Beluga operations to UK
Airbus has extended the use of sustainably-fuelled A300-600ST Beluga outsize transports to its UK wing plant at Broughton. It has carried out an initial flight from the UK facility with aicraft F-GSTF – one of five -600STs in the airframer’s logistics fleet, fitted with General Electric CF6 engines – partially ...
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NewsEASA draws up initial certification requirements for electric and hybrid engines
European aviation safety regulators have drawn up an initial set of certification requirements for electric or hybrid propulsion systems for future aircraft types. The in-depth special condition has been shaped from an initial proposal in January last year, following extensive comments from multiple aerospace companies including Airbus, Boeing, Embraer, Rolls-Royce, ...
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NewsDante Aeronautical reveals timeline for electric aircraft development
Spanish start-up Dante Aeronautical has outlined its plans for the development of electric-powered sub-regional aircraft which should culminate in a clean-sheet 19-seater by the end of the decade.
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NewsUnited Engine tests ‘spaceplane’ pulse-detonation demonstrator
Russian powerplant specialist United Engine has carried out initial testing of a pulse-detonation rocket motor which has potential application to orbital spaceplanes or hypersonic aircraft. Pulse-detonation propulsion combusts fuel and oxidizer using detonation waves, with relatively few mechanical moving parts, offering a more efficient thermodynamic cycle than conventional gas turbines. ...
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NewsFAA requires inspections of PW4000 low-pressure turbines
The Federal Aviation Administration is requiring airlines to inspect and replace “air sealing ring” assemblies within Pratt & Whitney PW4000 low-pressure turbine [LPT] cases.
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NewsAirbus explores cryogenic superconducting powertrain for electric thrust
Airbus has embarked on a programme to build a powertrain demonstrator showing the potential of cryogenically-cooled superconducting materials to reduce weight and improve the efficiency of power conversion for electric propulsion. Electric propulsion prospects have focused on light and regional aircraft because the power demanded for larger, longer-range types cannot ...
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NewsProject Fresson changes track in shift to hydrogen fuel cells
A UK initiative to develop a retrofitable green propulsion system for the Britten-Noman BN-2 Islander has dramatically switched course, abandoning a previous drive towards hybrid-electric power in favour of hydrogen fuel cells.