Rolls-Royce starts build of UltraFan aero-engine; 25% fuel efficiency improvement over first generation Trent

Green Car Congress
By mmillikinMar 30, 2021, 6:00 am431 pts
Rolls-Royce has officially started building the world’s largest aero-engine, UltraFan. Work on the first module is underway at the DemoWorks facility in Derby, UK, and the demonstrator engine, which has a fan diameter of 140 inches, will be completed by the end of the year. Artist’s impression of the…

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