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National Agency for New Technologies, Energy and Sustainable Economic Development

Collection of ENEA technology and expertise

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Research facility for the experimental and numerical analysis of innovative thermal storage systems, and for the experimental implementation of optimized operational strategies for new generation low temperature thermal networks

Application sectors

EnergySmart communities technologies

Problem to solve

Development and experimental characterization of innovative thermal storage systems, with high energy density, for applications in the field of electronics and environmental conditioning. For example, such systems can represent an innovative solution in the field of "passive" thermal control of electronic devices. Development and experimental implementation of operational strategies for low-temperature thermal networks

Description

The facility consists of two research infrastructures: The first is an indoor laboratory used in the context of ENEA activities concerning the experimentation, thermo-fluid dynamic modeling and numerical simulation of innovative systems for thermal energy storage at medium-low temperatures (60-100°C), and of systems for “cold storage”. The laboratory is also used for the thermophysical characterization of phase change materials (PCM) for thermal storage applications, and for the experimental implementation of innovative strategies for the management and control of poly-generative systems with thermal storage, for residential applications. The second is a thermal nanogrid, used for the experimental simulation of both heat distribution networks and cooling energy. The thermal nanogrid was designed and built to allow the experimental simulation of different types of networks (e.g. branched, ring, mesh type) characterized by different ranges of generation and thermal storage, and by different types of thermal loads. Furthermore, the thermal nanogrid is used for the experimental study of demand-response methodologies for new-generation low-temperature thermal networks based on the use of water-cooled electric “booster” heat pumps.

Innovative aspects and advantages

  • The availability of systems and equipment for the complete characterization of storage systems with Phase Change Materials (PCM), also with regard to the thermo-physical characterization of the materials

Admissible applications

  • Experimental analysis of cogeneration systems (electricity and heat production) and tri-generation systems (electricity, domestic hot water, and refrigeration) at laboratory scale
  • Experimental analysis of innovative operational strategies for new generation district heating/cooling networks
  • Thermal control of electrical storage batteries
  • Use of Phase Change Materials (PCM) to create thermal storage systems with high energy storage density
  • Use of phase change materials to create small-scale, transportable refrigeration systems with limited autonomy over time

Research group involved

Mongibello Luigi TERIN-SSI-SGRE ;Borriello Aniello TERIN-SSI-SGRE ;Macaluso Adriano TERIN-SSI-SGRE

Revision date

06-05-2026

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