Enel starts building 100MW grid-forming BESS at Chile solar PV plant

energy-storage.news Aug 19, 2026

Enel starts building 100MW grid-forming BESS at Chile solar PV plant

Curated by Shubham · TechCapsules · Aug 19, 2026

AI-summarised brief · reviewed before publication

Enel Green Power Chile has begun construction of a 100 MW grid‑forming battery energy storage system (BESS) at the Finis Terrae solar PV plant in Antofagasta. The battery, integrated with the existing solar park, will deliver voltage and frequency regulation for Chile’s National Electric System. It is Enel’s sixth large‑scale BESS in the country, bringing the firm’s total storage capacity there to 730 MW. The project joins other Enel assets under development, including the 205 MW Las Salinas and 94 MW Azabache batteries, while three earlier installations – La Cabana (34 MW), Don Humberto (67 MW) and El Manzano (67 MW) – are already operating. Chile leads Latin America in grid‑scale storage, using BESS to curb solar curtailment and stabilize prices.

💡 Why It Matters

· By adding grid‑forming capability, the new battery turns intermittent solar output into reliable, dispatchable power, directly addressing Chile’s chronic solar curtailment and price volatility.

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