Engines – Page 31
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NewsIrkut outlines remaining tests for MC-21
Irkut has identified evacuation and electrical discharge protection among outstanding tests for its MC-21-300 twinjet, as the aircraft edges towards certification.
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NewsPratt & Whitney sees better gas turbine efficiency as enabling green technology
Pratt & Whitney believes that improving the efficiency of gas turbine technology for aircraft engines will complement the roll-out of new technologies to reduce emissions.
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AnalysisCheap fuel killed propfan concepts decades ago. Can CFM’s revived concept endure?
As before, experts agree propfans have real ability to bring significant efficiency gains to the next generation of commercial airliners – in this case, the jets Airbus and Boeing are expected to bring to market in the 2030s.
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NewsTesting of crucial section for PD-35 engine set to begin this year
Testing of the gas generator for Russia’s high-thrust Aviadvigatel PD-35 engine is set to commence in the autumn. The powerplant is a scaled-up derivative of the PD-14 developed for the Irkut MC-21. United Engine Corporation says the 35,000kg-thrust engine is intended for installation on long-haul twin-aisle aircraft. “This is one ...
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NewsCFM sees ‘closer integration’ with airframe as key to unlocking RISE’s potential
CFM is confident that the performance improvements likely to be delivered by the next generation of narrowbody airliners can combine with the potential fuel-burn saving from its new RISE technology demonstrator engine to deliver an overall efficiency gain of around 30%.
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NewsCFM launches open rotor demonstrator, promising 20% better fuel burn for mid-2030s applications
CFM International has launched RISE – a new engine demonstrator programme featuring an open rotor architecture that promises to deliver a 20% fuel efficiency gain over today’s narrowbody powerplants.
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NewsAirbus to pursue liquid-hydrogen tank development at French and German sites
Airbus is to pursue the manufacture of cryogenic tanks for hydrogen-based propulsion through the establishment of two development centres in Germany and France. The zero-emission centres – located in Bremen and Nantes – will aim to achieve “cost-competitive” tank manufacturing in support of the airframer’s ‘ZEROe’ programme, under which it ...
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NewsProsperous air transport essential to funding energy transformation: Airbus chief
Airbus chief executive Guillaume Faury believes better communication is needed to help shed aviation’s reputation as a primary contributor to climate disruption, arguing that air transport will be necessary to effect environmental transformation. Speaking during the Airlines for Europe Aviation Summit 2021 on 10 June, Faury said: “We seem to ...
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NewsA320neo to fly with wholly-sustainable fuel to analyse single-aisle emissions
Airbus is to participate in an in-flight study to assess the impact of unblended sustainable aviation fuel on single-aisle aircraft operations using an A320neo. Emissions from the aircraft, fitted with CFM International Leap-1A engines, will be analysed in the air as well as on the ground. CFM partner Safran will ...
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NewsEcoPulse electric motor passes Airbus windtunnel tests
Airbus has completed windtunnel tests of the integrated propulsion unit – the electric motor, propeller and nacelle – that will be used to power the EcoPulse hybrid demonstrator it is developing alongside Daher and Safran.
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NewsNew Rolls-Royce chair to guide manufacturer’s post-crisis recovery
Rolls-Royce has named Anita Frew as its new chair, succeeding Sir Ian Davis who is retiring at the end of September after nine years. Frew is the “unanimous and clear choice” of the nominations committee, says the engine manufacturer, and will join the company on 1 July. She is the ...
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NewsRolls-Royce edges towards ground-testing megawatt-level hybrid-electric generator
Rolls-Royce has started used a renovated Bristol facility to test components for a hybrid-electric power-generation system, known as PGS1, for a demonstrator programme with intended application to future regional aircraft. PGS1, which emerged from the truncated E-Fan X programme, will include a keg-sized generator required to deliver power levels of ...
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NewsATP operators told to replace throttle cables to prevent jamming
Operators of British Aerospace ATP turboprops are set to be ordered to replace engine power-control cables after incidents in which throttle levers have either jammed or been stiff to move. The UK Civil Aviation Authority says a “number of events” of this nature have been reported by ATP operators, both ...
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AnalysisP&W matures low-emission technologies but near-term focus rests on GTF
A cadre of engineers and scientists at Pratt & Whitney and other companies within the Raytheon Technologies group are busy advancing next-generation technologies, like electric propulsion and the use of hydrogen fuel.
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NewsPresident Biden proposes tax credits for biofuel and hydrogen production
President Joe Biden has proposed instituting tax credits for the production of both hydrogen fuel and sustainable aviation fuel (SAF), a move mirroring broader support from industry and lawmakers for aviation-related clean-fuel subsidies.
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ReportCommercial Engines 2021
FlightGlobal’s annual Commercial Engines report, published in association with CFM International, looks at the changing market for turbofans.
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NewsNew Rolls-Royce test facility to support UltraFan development
Rolls-Royce has reinforced its powerplant testing capability with a new UK facility which will support development of the manufacturer’s UltraFan engine. Designated ‘Testbed 80’ the indoor facility – costing £90 million and which took three years to build – is situated at the company’s Derby headquarters. It was used to ...
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NewsA330neo secures pioneering EASA carbon dioxide emission certification
Airbus’s A330-900 has been certified for carbon dioxide emissions, the first time the European Union Aviation Safety Agency has applied such a process to an aircraft approval. The airframer voluntarily submitted the A330-900 – powered by Rolls-Royce Trent 7000 engines – to the certification after ICAO finalised a carbon dioxide ...
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NewsP&W views ‘sole-source’ contract as required for development of next commercial engine
Developing a new commercial aircraft engine will be tough to justify for Pratt & Whitney without an airframer committing to a single engine type for their next clean-sheet commercial aircraft.
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NewsFAA orders more V2500 disk inspections, citing ‘uncontained’ failure risk
The Federal Aviation Administration has issued an emergency order requiring aircraft operators to inspect high-pressure turbine disks in some International Aero Engines V2500s, which power Airbus A320-family jets.