The “devil is in the detail” when it comes to making regulatory changes in the US to open up wholesale markets for energy storage to participate in, a regional chief of regulator FERC has said.

San Diego Gas & Electric (SDG&E), one of California’s three main investor-owned utilities (IOUs), said this week that it will add resilience and backup capabilities to public sector buildings through the procurement of “up to 166MW” of energy storage.

Nonprofit utility Platte River Power Authority has issued a request for proposals (RfP) for at least 20MW of solar PV systems and up to 5MWh of battery energy storage for its power mix in Colorado.

Kicking off with an unprecedented wave of policy commitments, 2018 promises to be an exciting year for energy storage in New York State. William Acker at NY-BEST explains what’s going on – and what should happen next.

RES (Renewable Energy Systems) has confirmed the expected capacity and output of a photovoltaics-linked energy storage system being developed for a railway in Canada which will use lithium-ion batteries.

AES Distributed Energy (AES DE), a subsidiary of AES Corporation, and nonprofit transmission firm Kauai Island Utility Cooperative (KIUC) have broken ground on a 28MW solar and 100MWh five-hour duration battery energy storage system in Kauai, Hawaii.

News in brief from around the world of energy storage.

Microgrids ensure energy security for mission-critical loads at military bases, and reduce reliance on fuel during grid outages. While they have much in common with many of the technologies used in ‘other’ microgrids, the stringent technical requirements involved add a new layer of complexity, explain Lisa Laughner and Tony Soverns from provider Go Electric.

The CEO of ‘intelligent energy storage’ provider Stem Inc, has said a recently-awarded project in Japan will lean on business models the company has used in the US, while artificial intelligence (AI) technology makes that same transference possible.