Hawaiian Electric on Sept. 23 said it has placed into service its first utility-scale battery energy storage system on Oahu, a one-megawatt battery.
The Midcontinent Independent System Operator's current tariff discriminates against grid-scale lithium-ion storage systems, Indianapolis Power & Light Company says in a complaint to the Federal Energy Regulatory Commission.
California's Pacific Gas and Electric Company has successfully completed a technology demonstration project to explore the performance of battery storage systems participating in California's electricity markets, the investor-owned utility said on Nov. 10.
Oregon utility regulators have issued an order that lays out guidelines and requirements for energy storage projects in the state. Among other things, the Oregon Public Utility Commission adopts project guidelines to help utilities design and select projects to propose for development, as well as competitive bidding requirements.
Cheryl LaFleur, acting chairman of the Federal Energy Regulatory Commission, on Feb. 13 detailed for state utility regulators various actions that FERC has taken in recent months on the energy storage front and offered her thoughts on valuing energy storage in a vertically integrated environment versus a restructured market.
A solicitation released on March 9 by the Massachusetts Clean Energy Center seeks applications for energy storage demonstration projects that "pilot innovative, broadly replicable energy storage use cases/business models with multiple value streams in order to prime Massachusetts for increased commercialization and deployment of storage technologies."