Rolls-Royce completes successful tests of world’s biggest jet engine

Rolls-Royce has completed the first successful tests of the world’s biggest jet engine, the UltraFan. The UK engineering business, which is headquartered in Derby and has a base near Bristol, says when it goes into operation the engine will offers a 25 per cent fuel efficiency improvement on the first generation of Trent engines.
The initial demonstrator tests have been completed at the world’s biggest jet engine testbed, which was installed at couple of years ago in Derby following a £90 million investment. The tests were done using 100 per cent Sustainable Aviation Fuel (SAF) provided by Air bp – as part of Ro …
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