Electrical energy storage is set to play a crucial role in solving intermittency issues with renewable energy sources. Ruth Williams examines three battery start-ups with fresh ideas for getting a share of the grid-scale market.
Reliance on fossil fuels has long been under question; the need for renewably sourced energy has heralded a wave of solar panels and wind farms. Nothing speaks louder about intermittency in renewable energy sources than English weather. So storage between the point of production and the end user is essential to ensuring power availability at all times.
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