Surplus generation at mid-day calls for long-duration energy storage.
A tough legal and financial terrain is confronting producers, utilities and regulators.
An electric car in every driveway, a battery in every garage.
Toshiba delivered battery energy storage systems integrating the company's SCiB, an lithium-ion secondary battery to Kyushu Electric Power, for a demonstration project to expand introduction of renewable energy sources on remote islands. The systems have been installed in substations on Tanegashima Island and Amamioshima Island, in Kagoshima prefecture. The demonstration program will run for three years to fiscal 2016.