Polar Night Energy secures €7.6 million to scale-up sand battery technology

The Finnish startup says the funding will go towards several key purposes, including growing its sales and R&D teams and advancing capabilities in converting stored heat back to electricity. Finland's Polar Night Energy has secured €7. 6 million ($8. 2 million) in seed funding. The startup, known for its thermal energy sand-based storage systems, says the investment will be used for accelerating towards power-to-heat-to-power readiness, as well as growth in its sales and R&D teams. It adds the funding will play a crucial role in establishing itself as the leading global provider of large-scale ...

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