APPARATUS AND METHOD FOR MANAGING POWER OF ELECTRIC POWER SYSTEM CONNECTED WITH DISTRIBUTED GENERATION

摘要

The present invention relates to a power management apparatus and method for a power system to which a distributed power source is connected and includes a plurality of power conversion apparatuses connected in parallel with a power system, A plurality of energy storage devices for storing power or supplying stored power to a power system through a power conversion device and a power conversion device connected to the power conversion device when a failure is detected in at least one of the power conversion devices, And a controller for controlling opening and closing operations of the switches provided between the power conversion apparatus and the energy storage apparatus so that the energy storage apparatus is connected to any one of the neighboring power conversion apparatuses.;