Starter-Generator Field Winding

A starter-generator field winding is a component found in a starter-generator system, which is commonly used in aircraft and some automotive applications.

The field winding is a coil of wire that is wound around an iron core. It is responsible for generating a magnetic field when an electrical current is passed through it. This magnetic field interacts with the rotor, which is connected to the engine or motor, to produce mechanical energy.

In the starting mode, the field winding acts as a starter motor, providing the initial torque to start the engine. Once the engine is running, the field winding switches to generator mode, where it generates electrical power to charge the battery and power the electrical systems of the vehicle.

The field winding is typically controlled by a voltage regulator, which regulates the amount of current flowing through the winding to maintain a stable output voltage. This ensures that the electrical systems receive the correct amount of power and prevents overcharging of the battery.

Overall, the starter-generator field winding plays a crucial role in the operation of a starter-generator system, providing both starting torque and electrical power generation capabilities.