Distributed generation (“DG”), also distributed energy, on-site generation (“OSG”) or district/decentralized energy is electrical generation and storage performed by a variety of small, grid-connected, or stand alone (non grid connected), or distribution system-connected devices referred to as distributed energy resources (“DER”). DG is common among larger energy consumers who have a central plant connecting all major building/campus mechanical systems. The Enexor Bio-CHP™ system is classified as a DG system.