Leeham News and Analysis

There's more to real news than a news release.

There's more to real news than a news release.

Engine OEMs pushing ahead for next airplane, even as Boeing pauses

Subscription Required By Scott Hamilton Nov. 1, 2021, © Leeham News: David Calhoun may not be anywhere near ready to launch the Next Boeing Airplane (NBA), but the engine makers are actively researching and developing engines to hang… Read More

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 Posted on November 1, 2021 by

 Airbus, Boeing, CFM, GE Aviation, Pratt & Whitney, Premium, Rolls-Royce

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IATA AGM: Airplanes, engines SAF capable coming; feedstock lags by years

Subscription Required By Scott Hamilton Introduction Oct. 4, 2021, © Leeham News: Engine and airframe makers are well on their way to becoming fully capable of using Sustainable Aviation Fuel (SAF). But the industries providing SAF are way… Read More

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 Posted on October 4, 2021 by

 Airbus, Boeing, GE Aviation, Pratt & Whitney, Premium

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Bjorn’s Corner: Geared turbofans

January 13, 2017, ©. Leeham Co: The time has come to go through the reasons why some turbofan engines are designed with a gearbox between the fan and the low pressure shaft. The principle design is shown in… Read More

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 Posted on January 13, 2017 by

 Airbus, Bjorn's Corner, Bombardier, Pratt & Whitney

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