The present invention discloses an apparatus for managing energy based on costs of energy equipment and energy resources, and a method for managing the energy. According to the present invention, the apparatus for managing the energy includes: an energy information collection unit for collecting respective information of equipment and resources for the energy; an energy usage prediction unit for predicting energy usage for each energy equipment and resource; an expected energy cost calculation unit for calculating expected costs of the energy based on the energy usage; and an expected energy benefit calculation unit for calculating expected benefit of the energy using the expected cost of the energy equipment and the expected cost of the energy resources. According to the present invention, management that minimizes the energy costs and maximizes energy efficiency based on the costs and the benefit with respect to the energy equipment and the energy resources is provided.;COPYRIGHT KIPO 2016
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