The auction aims to boost Brazil's grid reliability by integrating energy storage for wind and solar power. Brazil is set to conduct its first auction for adding batteries and storage systems to the national power grid. . The auction will offer ten-year contracts from July 2029. classen/Shutterstock. According to Thiago Barral, the ministry's national secretary for energy transition and planning, the process is in its final stages of preparation. The auction. . Brazil launched on Thursday its first large-scale energy storage system with a total capacity of 30 MW, power sector regulator Aneel announced. Inauguration of the 30 MW energy storage system. Image by Aneel (https://) [pdf] In this article, we will explain about top 10 battery manufacturers in the. . On November 10, 2025, the Ministry of Mines and Energy (MME) published Normative Ordinance No. 878/2025, dated November 7, 2025, announcing the opening of Public Consultation No. The consultation refers to the draft ordinance establishing the guidelines and procedures for conducting the. . WHAT WILL BE CONTRACTED AT THE AUCTION? 4 hours of continuous dispatch. • Maximum of 1 charge and discharge cycle per day, at a time defined by the ONS. WHAT ARE THE RELEVANT TIMEFRAMEWORKS? • Public consultation: Until 10/26/24. • Auction date: June/2025. The Ministry of Mines and Energy (MME) has opened a 20-day public consultation on the framework for the country's first major capacity auction dedicated to energy. .