In AC motor construction, the "stator winding" refers to the set of wire coils that are stationary and located in the stator of the motor. The stator is one of the main components of an AC motor and is responsible for generating a rotating magnetic field that interacts with the rotor to produce mechanical motion.
The stator winding is typically composed of multiple coils of insulated wire wound around specific slots in the stator core. These coils are connected in a specific pattern to create different phases of the AC power supply. Depending on the type of AC motor (such as induction motors or synchronous motors), the stator winding may be designed differently to accommodate the motor's intended operation and characteristics.
When an AC voltage is applied to the stator winding, it induces a magnetic field that alternates in direction according to the frequency of the AC power supply. This magnetic field interacts with the rotor (the rotating part of the motor) to generate torque and cause the rotor to turn. This rotation is what drives the mechanical output of the motor, such as a fan, a conveyor belt, or the wheels of a vehicle.
In summary, the stator winding is a critical component of an AC motor that plays a key role in generating the rotating magnetic field necessary for the motor's operation and converting electrical energy into mechanical motion.