Rolls-Royce Steps Up Hybrid-Electric Propulsion Tests
The aircraft engine manufacturer says it is now testing what it claims to be the most powerful hybrid-electric propulsion system built to date of aerospace applications..
Rolls-Royce hybrid-test
Rolls-Royce has started testing the first elements for its 2.5-megawatt (MW) Power Generation System 1 demonstrator program for future regional airliners. (Photo: Rolls-Royce)