Rolls-Royce to fly hybrid-electric power unit by 2021
Rolls-Royce expects to be flying an experimental aircraft with a hybrid-electric propulsion system by 2021, the British company has announced.
It follows successful ground tests of a hybrid system using Rolls-Royce’s M250 gas turbine which usually powers helicopters.
“We successfully tested the hybrid version of the M250 gas turbine in a ground demonstration setting in three operating modes: Series Hybrid, Parallel Hybrid and Turbo-Electric,” said a Rolls-Royce spokesperson.
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