ENERGY MANAGEMENT SYSTEMS

The present disclosure provides methods and apparatus for use with energy management systems. For example, an energy management system comprises a gateway and distributed energy resources coupled to a corresponding plurality of power conditioners and a distributed energy resource controller in operative communication with the plurality of power conditioners via power line communication, wherein the distributed energy resource controller is configured to generate a unique preamble for each power conditioner of the plurality of power conditioners and transmit the unique preamble to each power conditioner of the plurality of power conditioners to communicate with each power conditioner of the plurality of power conditioners via power line communication.