Rolls-Royce is developing a fuel-burn performance improvement package on the Trent 900 designed to keep the Airbus A380 engine competitive in its fiercely contested battle with the Engine Alliance GP7200. The initiative comes as both engine suppliers begin to see steady growth of the A380 in-service fleet and continuing pressure to cut fuel burn. “We’re committed to a 1% fuel burn improvement. We’re taking technology from the Trent 1000 and 700EP and putting that into the Trent 900. ...


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