An alternator control apparatus is provided which includes a first controller and a second controller that periodically transmits an instruction signal related to electric power generation to the first controller, wherein the instruction signal selectively...

According to one embodiment, an electrical system (100) comprises a generator (120; 130), a battery (140), and a regulator (150). The generator (120; 130) is operable to provide electrical energy at a plurality of voltage levels. The battery (140) is in el...

A voltage regulator of a vehicle AC generator (1) includes a rotor having a plurality of magnetic poles, a field coil (5) for polarizing magnetic poles, an armature having an armature core with a plurality of phase windings (3) for generating AC voltage un...