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Conference paper information

Retrofit of a biomass boiler as a thermal source for a pumped thermal energy storage system

I. Rico, J.I. Linares, E.M. Arenas, J.R. Pérez-Domínguez, A. Cantizano

XIII/XI Congreso Ibérico y Congreso Iberoamericano de Ciencias y Técnicas del Frío - CYTEF 2026, Malaga (Spain). 24-26 June 2026


Spanish layman's summary:

Se propone convertir una central de biomasa en un sistema de almacenamiento térmico bombeado que combina biomasa, biometano y sales fundidas para aportar electricidad flexible y baja en carbono, con costes competitivos al adaptar plantas existentes.


English layman's summary:

The study proposes converting a biomass plant into pumped thermal energy storage using biomass, biomethane and molten salts to supply flexible low-carbon power, showing competitive electricity costs when retrofitting existing plants.


Keywords: PTES, Carnot battery, High-temperature heat pump, Two-tank molten-salt TES, Biomass boiler.


Publication date: 24-Jun-2026.


Citation:
I. Rico, J.I. Linares, E.M. Arenas, J.R. Pérez-Domínguez, A. Cantizano, "Retrofit of a biomass boiler as a thermal source for a pumped thermal energy storage system", presented at XIII/XI Congreso Ibérico y Congreso Iberoamericano de Ciencias y Técnicas del Frío - CYTEF 2026, Malaga, Spain, 24-26 June 2026

    Research topics:
  • Thermal and Fluids Engineering
  • Waste-to-energy valorization and bioenergy
  • Waste-to-Energy
    Research groups:
  • Instituto de Investigación Tecnológica (IIT)
  • Cátedra Rafael Mariño de Nuevas Tecnologías Energéticas
    ODS:
  • Goal 7: Affordable and clean energy
  • Goal 13: Climate action

IIT-26-050C_abstract

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