Tests of a liquid hydrogen fuel system by MTU Aero Engines validate that a defined mass flow of preconditioned hydrogen can be fed safely into a fuel cell.
The clear gulf dividing Europe and North America over the level and intensity of hydrogen propulsion research appears to be of growing concern to Airbus.
The advancement of hydrogen and electric propulsion research at Royal NLR comes as several Netherlands-based companies are designing new-generation aircraft.
Beyond Aero, a company designing a fuel cell-powered business jet, has revealed the outlines of larger aircraft that would use a similar propulsion system.
H3 Dynamics will supply fuel cells to a project developing a modular, distributed hybrid hydrogen-electric propulsion system for future regional aircraft