What component of the rotary inverter is responsible for converting DC to AC?

The component of the rotary inverter that is responsible for converting direct current (DC) to alternating current (AC) is the permanent magnet rotor. In a rotary inverter setup, the rotor, which is equipped with permanent magnets, spins within the stator. As the rotor turns, it creates a changing magnetic field that induces an AC voltage in the windings of the stator. This process leverages electromagnetic induction principles to transform DC voltage into AC voltage.

The role of the rotor is crucial because it is the motion of the permanent magnets that generates the varying magnetic field required for AC production. In the context of rotary inverters, the effectiveness of converting DC to AC greatly relies on this rotor's design and functionality.

Understanding this, the other components such as the stator, motor field windings, and motor armature each have specific roles in the overall operation of the rotary inverter but do not directly perform the conversion from DC to AC. The stator typically contains the winding that generates the AC output, while the motor field windings and armature may support the functioning of the motor but do not initiate the conversion themselves.