TASS2025 Breakthrough Technology: 500°C Sand Thermal Storage Revolutionizes Energy Systems

In Pornainen, Finland, a massive sand battery built from repurposed crushed soapstone became operational this June, establishing a new milestone in global energy storage innovation. This groundbreaking system converts surplus solar and wind power into thermal energy reaching 500°C, and store it long-term in a highly efficient insulated tower. The stored thermal energy not only…