Developer and operator esVolta has completed a preferred equity transaction with investor Captona for three BESS in Texas, US, while GridStor has bought a 400MWh project in Arizona.

Developer-operator GridStor has acquired a battery energy storage system (BESS) project in Oklahoma, US totalling 200MW/800MWh from Black Mountain Energy Storage (BMES).

Developer Upstream Energy has negotiated a resource adequacy (RA) agreement with California community choice aggregator (CCA) Clean Power Alliance (CPA) associated with the developer’s standalone Olinda BESS project located in Los Angeles County, California.

Gridstor has started commercial operations at its 60MW/160MWh Goleta battery storage facility in the US state of California.

US energy storage developer Gridstor has announced the start of construction of its first project, a 60MW/160MWh BESS in California.

Independent accreditation and testing company DNV GL has created Battery XT, the first testing-based verification of battery lifetime for Li-on batteries.

Accreditation and certification house DNV GL has just published an updated version of GRIDSTOR, a best and recommended practice guide for stakeholders in the grid-connected energy storage sector.

DNV GL looks to update recommended practice guidelines for grid-connected energy storage systems, India toys with ‘National Storage Mission’ strategy, Juwi and KPS ally on solar, storage and diesel hybrids for remote Australian mines,

DNV GL has launched the GRIDSTOR Join Industry Project, aimed at forming a recommended practice for energy storage, to which it wants to invite 15 partners from across a range of stakeholders.