Patent ID: 6636893
Filing Date: 2003-10-21
Classification: G01R,G06Q,H02J,Y02E,Y02P,Y04S

Abstract:
An apparatus for sharing energy management data over a computer network, comprising:one or more energy management systems that each collect energy management data; one or more web bridge devices wherein each web bridge device connects an energy management system to the computer network so that a predetermined configuration of energy management systems is formed; means for authenticating a user onto a first energy management system using an identification wherein the user accesses the system using a client system; means for caching the identification of the user, wherein the caching means comprises means for caching the user identification in a browser application being executed by the client system being used by the user; and means for automatically authenticating the user to a second energy management system in the predetermined configuration by providing the cached identification to the other energy management system so that energy management data is shared between the energy management systems in the configuration, wherein the predetermined configuration comprises a pyramid having a destination energy management system and one or more levels of source energy management systems wherein data from the source energy management systems is aggregated in the destination energy management system.