# Tag: Grid reliability

- [Petrobras Pushes for Immediate Approval of Brazil’s 2026 Capacity Reserve Auction](https://brazilstockguide.com/insights/petrobras-capacity-reserve-auction-brazil-power-security/) (2026-06-01): State-controlled oil company says firm power capacity is needed to reduce blackout risks as Brazil’s electricity grid becomes more dependent on intermittent renewables.
- [Brazil Contracts 19 GW in Record Auction, Locks in $515 Billion Capacity Market](https://brazilstockguide.com/insights/brazil-capacity-auction-19gw/) (2026-03-18): Capacity auction secures reliability but reinforces thermal dominance and long-term cost burden on consumers.
- [Storing Value](https://brazilstockguide.com/behind-the-lines/energy-storage-brazil-serra-da-saudade/) (2026-02-01): How Brazil’s smallest city turned energy storage into a real-world answer to renewable intermittency.