TOKYO -- Japan will require power utilities to open up their grids to energy storage systems operated by other companies, aiming to promote a technology that will be key to broader adoption of renewable energy.
Energy
Japan to open up power grids to battery storage for renewables
Subsidies will lower installation costs to help promote wind and solar power
Legal changes in the works in Japan will require power transmission companies to allow batteries to be connected to the grid. (Photo by Ryo Mukano)
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