An aeronautical propulsion system (50) defining a central axis and comprising:a fan (104) having a plurality of fan blades (128) rotatable about the central axis and defining a fan pressure ratio, FPR; andan electric motor (136) mechanically coupled to the fan (104) for driving the fan (104), the electric motor (136) comprising a number of poles (154), and defining a maximum power;wherein the relationship between the fan pressure ratio (104), the number of poles (154) of the electric motor (136), and the maximum power of the electric motor (136) is defined by an equation.
ELECTRIC PROPULSION SYSTEM FOR AN AIRCRAFT
ELEKTRISCHES ANTRIEBSSYSTEM FÜR EIN FLUGZEUG
SYSTÈME DE PROPULSION ÉLECTRIQUE POUR UN AÉRONEF
2020-01-08
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / F01D Strömungsmaschinen [Kraft- und Arbeitsmaschinen oder Kraftmaschinen], z.B. Dampfturbinen , NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES / F02K JET-PROPULSION PLANTS , Strahltriebwerke |