Utilities are starting to invest in big batteries instead of building new power plants

Read the full story at The Conversation.

Due to their decreasing costs, lithium-ion batteries now dominate a range of applications including electric vehicles, computers and consumer electronics.

You might only think about energy storage when your laptop or cellphone are running out of juice, but utilities can plug bigger versions into the electric grid. And thanks to rapidly declining lithium-ion battery prices, using energy storage to stretch electricity generation capacity.

Based on our research on energy storage costs and performance in North Carolina, and our analysis of the potential role energy storage could play within the coming years, we believe that utilities should prepare for the advent of cheap grid-scale batteries and develop flexible, long-term plans that will save consumers money.

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