Energy optimization configuration method and device of aircraft hybrid electric propulsion system

The embodiment of the invention discloses an energy optimization configuration method and device of an aircraft hybrid electric propulsion system. The method comprises the following steps: setting a flight condition based on an aircraft hybrid electric propulsion system architecture, and establishing a plurality of subsystem models of the aircraft hybrid electric propulsion system; carrying out cascade connection on the plurality of subsystem models; and for different mission profiles of the aircraft, carrying out configuration and optimization calculation on the battery weight and the fuel weight of the aircraft hybrid electric propulsion system under different power distribution ratios until an optimal energy configuration result is obtained. According to the invention, the problem that the energy optimization configuration of the hybrid electric propulsion system of the aircraft cannot be effectively realized in the prior art is solved, the energy optimization configuration of the hybrid electric propulsio