Patent 9616752 was granted and assigned to Caterpillar Inc. on April, 2017 by the United States Patent and Trademark Office.
An electrical power supply system for a machine is provided. The electrical power supply system includes a generator, a primary power converter unit and an auxiliary power converter unit. The primary power converter unit is electrically coupled to the generator. The primary power converter unit includes a rectifier connected to the generator and an inverter electrically connected to the rectifier by a Direct current (DC) link. Further, the auxiliary power converter unit is electrically connected to the DC bus within the primary power converter unit.