Closed-loop pumped hydro energy storage (PHES) has fewer emissions associated with its development, construction and use than other leading options for large-scale energy storage.

The domestic manufacturing capabilities of US flow battery providers ESS Inc and Stryten Energy have been celebrated by senior state politicians in Oregon and Georgia respectively.

Germany-based flow battery company VoltStorage has been granted a venture debt loan of €30 million (US$33 million) by the European Investment Bank (EIB), guaranteed by the European Commission.

More news in brief from around the world in energy storage, featuring vanadium redox flow batteries (VRFBs), bankruptcy for a thermal storage startup and a new integrated lithium tech.

Our mid-year series continues with a look back at all 12 Guest Blogs published during the first six months of this year.

A seven-year observation of a vanadium flow battery in California from Sumitomo Electric has been completed, while US lab PNNL has found an alternative, food-based electrolyte which it said boosted capacity and longevity.

South Africa hospital operator eyes non-lithium energy storage for PV optimisation, peak shaving & resiliency

Samantha McGahan of Australian Vanadium on the electrolyte, which is the single most important material for making vanadium flow batteries.

The downstream arm of vanadium producer Bushveld Minerals and other industry sources have responded to yesterday’s article about flow battery technology’s suitability for a tender in South Africa.

Elcora is developing a vanadium pentoxide plant in Morocco to complement raw materials extraction.