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COMMITTEES
25.04.2025

The first high-performance thermal storage system for residential use starts demonstration in Spain

The European research project MiniStor presented its high-density thermal energy storage solution in Santiago de Compostela, Spain, on April 24. The unofficial ceremony took place a day after the multi-national consortium gathers for its fourth meeting with external reviewers. Conceived for residential use, MiniStor provides heating and cooling in an integrated yet flexible unit, with a thermal storage density well over 10 times that of water.

It is expected that MiniStor technologies will operate beyond the 20-year lifespan specified in the funding call, as part of a circular business model to ensure that the system is supported throughout its life cycle, and recycled if it is no longer needed. MiniStor has advocated for new and more suitable standards for thermal energy storage in residential use, supporting adequate performance certificates as well as improved regulations for the installation, maintenance and recycling of the system. 

Access more information in the news posted on the project website, and in the related MINISTOR Press Release.