Rolls-Royce (R-R) and Airbus have completed a critical design review (CDR) for the Trent XWB-97 engine destined for the A350-1000. The XWB-97 is designed to generate the higher thrust needed by the A350-1000 without any increases to the size of the nacelle used on the A350-800/900, and without impacting the specific fuel consumption or on-wing life of the engine. To solve this conundrum, the larger engine incorporates a higher flow-capacity fan to pump more air, a larger core to increase ...


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