The world’s largest geared turbofan, the UltraFan demonstrator, has been run for the first time by Rolls-Royce, beginning a long test programme that the engine manufacturer thinks will usher in a new era of more effective propulsion systems.
In 2014, the UltraFan concept was revealed to the public and features a gigantic geared design that is exclusive to Rolls-Royce and is not made by any rival company elsewhere in the world compared to other large engines from the company that are now in use. The test allows Rolls-Royce to demonstrate ghe feasibility of the engine at this scale while also providing a range of two-shaft, three-shaft, direct drive, and geared propulsion technologies to power future aircraft.
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