Provided is a motor control method, comprising: according to a voltage vector under a rotor dq coordinate system and a feedback current vector under the rotor dq coordinate system, using a rotor position estimation algorithm for a discrete-time-based motor model to determine estimation information of a rotor position; determining transformation parameters of Park transformation and inverse Park transformation according to the estimation information of the rotor position; sequentially performing Clark transformation and Park transformation on a three-phase input current to regain the feedback current vector; controlling the current of the regained feedback current vector and an inputted instruction current vector under the rotor dq coordinate system to regain the voltage vector; sequentially performing inverse Park transformation and SVPWM modulation on the regained voltage vector to obtain a PWM pulse wave; and inputting the PWM pulse wave to an inverter to obtain an input voltage of a motor. Meanwhile, further provided are a control system and a storage medium.