Derwent Dual-drive Booster Could Halve NOx Emissions | Aviation International News

Derwent Dual-drive Booster Could Halve NOx Emissions

A group of former Rolls-Royce engineers has a new engine architecture that will save fuel and cut NOx.

By Dan Catchpole

July 18, 2018

Derwent, a design company consisting of former Rolls-Royce engineers, is developing new engine architecture that the company claims will cut NOx emissions in half and deliver fuel savings of 3 to 4 percent on a single-aisle airliner. Capitalizing on advances in gearbox design, the firm’s dual-drive booster allows significant amounts of power to be taken from or returned to the engine without affecting performance. It could be ready by the mid-2020s, said Derwent chief executive Charles Cuddington.

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