Iron-air battery startup nets $450 million investment

Boston-based startup Form Energy has raised $450 million in a new Series E financing round.From pv magazine USA Solar and wind power have intermittency in their productive hours, as multi-day weather events can affect output. Therefore, cost-effective, multi-day storage is an important feature in grid reliability. Boston-based startup Form Energy has developed multi-day iron-air batteries to address this need. The company said its batteries can store renewables-sourced electricity for 100 hours at system costs that are competitive with conventional power plants. At full-scale production, Form ...

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