Approval has been granted — with significant conditions attached — for a large-scale standalone battery storage project designed to help the Hawaiian island of Oahu overcome energy reliability and supply concerns as a coal power plant retires.

Largo Resources, a vertically-integrated vanadium supplier launching its own line of redox flow batteries for energy storage, is establishing 1.4GWh of annual battery stack manufacturing capacity.

Google will procure energy from a US$600 million portfolio of renewables and energy storage assets specially-designed to enable the search engine company’s data centres in Virginia to run on 90% carbon-free electricity.

Mitsubishi Power Americas and Powin Energy have been appointed to retrofit 640MWh of batteries to solar PV plants in California, while a community energy group in the state has just signed a power purchase agreement for a 100MW solar plant with 150MW / 600MWh of storage.

Germany’s second ‘Innovation Tender’ for clean energy projects combining different technologies has awarded 258MW of capacity to solar-plus-storage across 18 bids.

Talen Energy Corporation, a US power and infrastructure development group with 13GW of mostly fossil fuel assets in its portfolio to date has said that it is developing a gigawatt of battery storage projects.

The California Independent System Operator (CAISO), which oversees much of the US state’s electricity infrastructure and markets, is preparing for the coming “surge” in energy storage deployments.

Aimed at reducing the cost, complexity and environmental footprint of stationary energy storage system (ESS) installations, Leclanché has launched a modular battery storage solution based on easily transportable, plug and play racks that can be put together onsite.

California is facing a huge shortfall of electricity capacity on its grid and advanced compressed air energy storage (A-CAES) can fill the gap, Hydrostor has proposed.

Stem Inc’s shares begin trading on the New York Stock Exchange today, after the “artificial intelligence-driven clean energy storage services” company completed its business combination with special purpose acquisition company (SPAC) Star Peak Energy Transition Corp.