A power generation system for an aircraft, the power generation system comprising: a hydrogen fuel cell; an air supply system configured to supply air to the aircraft, the air supply system comprising an ORC-air heat exchanger; and an organic Rankine cycle...

A solid oxide fuel cell stack for an aircraft engine is proposed, comprising a plurality of ring-shaped fuel cell assemblies of a plurality of tubular solid oxide fuel cells each, the fuel cells being arranged parallel to each other and distributed circumf...