Energy flow coupling characteristic analysis method and system between flight control steering engine and airborne energy

The invention discloses an energy flow coupling characteristic analysis method and system between a flight control steering engine and airborne energy. The method comprises the following steps: S1, obtaining a target flight state, a current flight state and a flight control instruction; s2, performing flight simulation by taking the flight control instruction, the target flight state and the current flight state as input to obtain a control plane deflection angle, a control plane deflection speed, an aircraft airspeed, an attack angle and a triaxial angular speed; s3, resolving the energy flow characteristics; wherein the process of resolving the energy flow characteristics comprises control surface local dynamic pressure and local jet flow angle calculation, control surface load calculation and energy network and actuator energy flow coupling characteristic calculation which are carried out in sequence, so that energy flow coupling data between an energy network and an actuator are obtained; and S4, key char