Aircraft brake cooling fan PID control method based on self-adaption

The invention discloses a PID (Proportion Integration Differentiation) control method for an aircraft brake cooling fan based on self-adaption, which belongs to the technical field of PID control optimization and comprises the following specific steps: step 1, establishing an aircraft brake cooling fan control system model; 2, establishing a mathematical model of a basic football team training algorithm; step 3, improving a football team optimization algorithm, wherein the improvement points comprise: (1) introducing chaotic mapping to improve a football team training algorithm individual initialization position formula; (2) introducing adaptive parameters w and c1, and improving a position updating formula of an explorer; (3) introducing a restart mechanism in the later stage of algorithm iteration; 4, transmitting the dimension value of the optimal individual obtained after iteration of the improved algorithm to parameters of a speed PID (Proportion Integration Differentiation) controller of the aircraft br