DC, Come Home: DC Microgrids and the Birth of the "Enernet"

Most discussions about ac versus dc electricity include a retelling of the famous technical and commercial battle between Edison and Westinghouse/Tesla. It´s a story about everything from electrocuting elephants at state fairs to the ambitious work of electrifying both urban and rural America. It´s the tale of one of man´s greatest engineering feats. It tells of a centralized power generation system based on the dominant use of incandescent light bulbs and ac constant-speed motors. In the end though, it is a retelling of history and unfortunately, it is a history that doesn´t project.