Rolls-Royce has completed the first tests of its UltraFan demonstrator aircraft engine at its facility in Derby,UK. The tests were conducted using 100% sustainable aviation fuel (SAF) primarily from waste-based feedstock, but the company is also exploring options for hybrid-electric and hydrogen-powered options. “The UltraFan demonstrator is a game changer. In the making for nearly a decade, UltraFan has been designed to showcase technologies that can deliver greater fuel efficiency for both existing and future aircraft engines, in turn, lowering their emissions and increasing sustainability. Specifically, UltraFan’s technology is slated to offer a 25% fuel efficiency improvement compared to the…
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