An integrated system of communicating energy storage devices for supplying an alternate power source to operating systems for a wind turbine connected to an electrical grid, is provided. The integrated system includes at least one wind turbine with a rotor, the wind turbine being connected to an electrical grid. At least one operating system of the at least one wind turbine requires an alternate power source during a wind turbine operating condition. Further included are a plurality of energy storage devices capable of supplying the alternate power source. Communication of energy storage between at least two of energy storage devices is provided.