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Sodium Ion

Wake-Up Call for Energy Resilience
Blackout in Spain and Portugal: A Wake-Up Call...

The 2025 blackout exposed Europe’s grid weaknesses. Discover how small wind turbines and batteries can boost energy resilience. Freen offers real solutions.

Grid storage applications
Sodium-Ion or LiFePO4? A Practical Guide for E...

Discover sodium-ion batteries – eco-friendly, fast-charging grid storage with high power density challenging LiFePO4 technology.

Energy Storage Technologies
Energy Storage Technologies Compared: Engineer...

Energy Storage Technologies will grow 27% CAGR by 2030, with pumped-storage hydroelectricity leading at 127,000 MW global capacity.