Facebook: Efficient power distribution: 277Vac distribution w/o centralized UPS 95% high efficiency solution battery cabinet as distributed backup energy unit

This article consists of a collection of slides from the author´s conference presentation on efficient power distribution in program processors and high efficiency solutions for backup power. Some of the specific topics discussed include: traditional power distribution architectures; backup schemes; modern power distribution systems and processing capabilities; Open Compute Project (OCP) 450w power supplies and energy management techniques; the special features of the OCP server chassis and backup facilities; rack level cabling; and new areas of technological development of the OCP processor.