PJM energy storage installations have overtaken those in California, while Hawaii solar-plus-storage is also a huge US energy storage growth market. Photo credit: RES Americas

The next big US battery markets

By Jason Deign At least two US regions outside California now represent double-digit markets for electrochemical energy storage, in terms of the number of projects and megawatts installed. A new report from Energy Storage Update shows PJM…

Island energy storage projects offer a test bed for the systems and technologies that might proliferate on the mainland on a much larger scale. Photo credit: El Hierro renewable energy project, ABB energy storage systems

Islands of energy storage

Energy storage for island communities has been in the news a lot recently. Hawaii has been seeking out up to 200MW of storage, while El Hierro in the Canaries is set to become the first island to rely entirely…

A123 Long Duration grid storage system. Pic courtesy of A123 Systems

A123 unit goes Hawaii Live-O

A123 Energy Solutions yesterday announced the first commissioning of its Long Duration grid storage system in Hawaii for the Maui Electric Company (MECO). The energy storage installation can provide 1MW for up to one hour and will…