The US Department of Energy (DOE) has cancelled a US$200 million grant application from lithium-ion battery firm Microvast, which rejected any links to the Chinese government.
Developer Strata Clean Energy and utility Arizona Public Service (APS) have agreed a 20-year tolling agreement for a 255MW/1GWh battery energy storage system (BESS).
Utility Hawaiian Electric has finalised a plan to completely use renewable resources by 2045, including mid-term goals of adding renewables generation and rooftop solar by 2030.
A large-scale pumped hydro energy storage project in Washington State has passed a key stage of approvals, while another in South Dakota has been dropped.
Wärtsilä has revealed details of fire testing its large-scale battery storage product was put through, which the company claimed went beyond commonly accepted requirements.
Global battery storage system integrator Powin has selected manufacturing firm Jabil Inc to produce its Stack750E utility-scale energy storage product in the US.
Energy optimisation software provider Peak Power has received US$35 million investment, while startup Financial Machines has launched its own platform, with both targeting the US energy storage market.
Senators in Maine are considering legislation to accelerate energy storage development, including a focus on who is allowed to own resources placed on transmission and distribution grids.
