Method and system for saving energy

Abstract

A system for saving energy is provided. The system includes a central control device configured to manage an energy operation of an energy-using facility and a local control device controlled by the central control device and configured to control a plurality of devices installed in the energy-using facility, wherein the central control device may be configured to, in response to an energy-saving request for saving energy for the energy-using facility, search for a first energy profile that defines a plurality of operation modes of the local control device, select any one of the plurality of operation modes based on a target value for saving energy of the energy-using facility included in the energy-saving request, and generate and transmit a command for setting the local control device to the selected operation mode, and wherein the local control device may be configured to control the plurality of devices based on the command.

Dependencies are inferred from the claim text.