The 12th and final turbine unit of a pumped hydro energy storage (PHES) plant in Hebei, China, has been put into full operation, making it the largest operational system in the world.

A huge buildout of transmission infrastructure is needed for decarbonisation, and transmission-connected batteries have a big role to play, writes EDF Renewables UK’s Matthew Boulton.

California community choice aggregator MCE and developer GSCE have partnered to work on a solar and storage project in California, the first in a plan for up 20GW of solar and 20GW of storage.

The deadline for submitting entries to the 2024 Energy Storage Awards has been extended, meaning participants now have until this Friday, 16 August, to submit nominations.

Denmark-based IPP Ørsted has partnered with developer Mission Clean Energy to develop and build 1GW of battery energy storage system (BESS) projects in the Midwest US.

Research firm Wood Mackenzie has released its latest global battery energy storage system BESS integrator report, for 2023, showing the market became more competitive with a smaller share by the top five.

Energy storage technology firms Eos and Energy Vault have both released their Q2 results, with contrasting figures but both still having a long way to go to scale up and reach profitability.

Battery energy storage system (BESS) integrator Fluence had a mixed third financial quarter, with a revenue fall and a narrowing down of its full-year guidance, but a record quarterly intake and increased profit margins.

US system integrator Stem Inc has seen its share price fall by over 40% after its financial results for the second quarter of the year, which saw falling sales, bookings and a huge net loss.

Delays in product development, high commodity prices and investors pulling out were behind some of the most recent bankruptcies in the ESS battery technology space, which include Nilar, AMTE and Ambri.