ENERGY RECOVERY DEVICE FOR AIRCRAFT

An energy recovery device (D, D1 to Dn) for an aircraft includes: a turbine (d1) that is provided between a cabin of the aircraft (A1 to A3) and an opening (V) for discharging cabin discharge air from the cabin to the outside of the aircraft and is operated by only the cabin discharge air; and a power generator (d2) that is driven by the turbine (d1).