The device (100) has an electrical storage mechanism (45) which is designed to store electrical energy. A power switching device (55) is connected to the electrical energy storage mechanism and distribution network (40), and is designed to switch on and of...

An energy management apparatus includes: a communicator capable of communicating with at least a meter apparatus among the meter apparatus and a server apparatus that collects measurement information from the meter apparatus; a device registration processo...

In an energy storage system, power from at least one of a solar cell, a commercial AC power source, and a storage battery is supplied to load devices. In the daytime, under the condition that an amount of power generated by the solar cell is less than an a...

An energy meter (46) configured to couple to an electrical grid (14) for monitoring energy consumption of an electrical load (40) connected to the energy meter is described. The energy meter includes a processor (60) and at least one input device (62, 64) ...

The invention proposes a method for detecting loss or malfunctions in a meshed electrical distribution network. The method comprises a step of receiving average measured voltage values and average measured current values associated with one or more points ...

A system and method for performing diagnostics on a device, such as an appliance (702), using a sub-meter device (704) that measures power characteristics related to usage of the appliance within a HEM network (700) and provides such data to a home energy ...

A system and method for centralized statistical analysis and control of power consumption is provided. The centralized statistical analysis, performed by a centralized power utility management system, may then be compared with one or more goals of the cust...