Green Mountain Power, a utility company in Vermont, has begun using Tesla Powerwall energy storage systems in customers’ homes as a frequency regulation resource to benefit the regional grid.

A large-scale system combining advanced batteries and ultracapacitor energy storage to provide utility grid services is up and running in North Carolina, according to one of the project’s partners.

A US energy company is testing power-to-gas systems that store energy from renewable energy production, including solar power, during times of excess supply.

An ‘electricity trading’ scheme to be launched by Reposit Power in Australia for residential energy storage system owners has been described by an analyst as “one of the most interesting examples” of software as a differentiator in the energy storage marketplace.