Innovate UK
SustainabilityRolls-Royce Tests UltraFan, Its first New Engine Architecture in 54 Years
Aerospace company’s new engine offers a 10 percent efficiency boost that will help current and future designs.
Jonathan Welsh![](https://www.flyingmag.com/uploads/2023/05/52900108748_d9f95e4b09_c.jpg?auto=webp&auto=webp&optimize=high&quality=70&width=1440)
![](https://www.flyingmag.com/uploads/2022/09/Pilot-and-copilot_adobe-stock-rs.jpg?auto=webp&auto=webp&optimize=high&quality=70&width=1440)
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