Air4NRG | Air isothermal compression technology for long term energy storage

Summary
Recognizing that current storage solutions are unable to stabilize enough the intermintent renewable energy production, new long term energy storage solutions are becoming mandatory.
Current long-term energy storage is mainly provided by Pumped-Storage Hydroelectricity (PSH). Compressed Air Energy Storage (CAES) has appeared for decades as a credible alternative but its poor energy efficiency, the need of fossil fuels and the use of existing underground cavities as storage reservoirs have limited its development. Variations to CAES have shown low efficiency, losing a big percentage of energy as heat and mechanical losses. Since the 2010s, there is a strong revival of scientific and industrial interest on CAES, led by China and the European Union (EU). For the EU, leading the new generation of high-efficient, low climate-impact and long-term energy storage research, is key to increase its energy independency.
In this context, the main objective of Air4NRG is the development of an innovative, efficient (over 70% RTE), long-term, and sustainable CAES prototype, which can enhance renewable energy availability and offers robustness and safety while increasing cost effectiveness and improving the environmental footprint. At the same time, it will promote innovation and competitiveness in the European energy storage industry, while prioritizing the principles of circular economy and environmental sustainability. Another key factor of the solution is the integrability to the electrical grid system and their intelligent EMS, which will be proven by the end of the project through end user integration activities (TRL5). The project will result in a plug and play prototype, fitting into a standard 40ft container with an over ten-hours storage duration. The developed system is a rare material-free solution with simple industrial infrastructure needs, allowing its full development within the EU, strengthening Europe’s position in the energy storage system sector.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/101135736
Start date: 01-01-2024
End date: 31-12-2026
Total budget - Public funding: 4 959 398,75 Euro - 4 959 398,00 Euro
Cordis data

Original description

Recognizing that current storage solutions are unable to stabilize enough the intermintent renewable energy production, new long term energy storage solutions are becoming mandatory.
Current long-term energy storage is mainly provided by Pumped-Storage Hydroelectricity (PSH). Compressed Air Energy Storage (CAES) has appeared for decades as a credible alternative but its poor energy efficiency, the need of fossil fuels and the use of existing underground cavities as storage reservoirs have limited its development. Variations to CAES have shown low efficiency, losing a big percentage of energy as heat and mechanical losses. Since the 2010s, there is a strong revival of scientific and industrial interest on CAES, led by China and the European Union (EU). For the EU, leading the new generation of high-efficient, low climate-impact and long-term energy storage research, is key to increase its energy independency.
In this context, the main objective of Air4NRG is the development of an innovative, efficient (over 70% RTE), long-term, and sustainable CAES prototype, which can enhance renewable energy availability and offers robustness and safety while increasing cost effectiveness and improving the environmental footprint. At the same time, it will promote innovation and competitiveness in the European energy storage industry, while prioritizing the principles of circular economy and environmental sustainability. Another key factor of the solution is the integrability to the electrical grid system and their intelligent EMS, which will be proven by the end of the project through end user integration activities (TRL5). The project will result in a plug and play prototype, fitting into a standard 40ft container with an over ten-hours storage duration. The developed system is a rare material-free solution with simple industrial infrastructure needs, allowing its full development within the EU, strengthening Europe’s position in the energy storage system sector.

Status

SIGNED

Call topic

HORIZON-CL5-2023-D3-01-13

Update Date

12-03-2024
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Horizon Europe
HORIZON.2 Global Challenges and European Industrial Competitiveness
HORIZON.2.5 Climate, Energy and Mobility
HORIZON.2.5.0 Cross-cutting call topics
HORIZON-CL5-2023-D3-01
HORIZON-CL5-2023-D3-01-13 Development of novel long-term electricity storage technologies
HORIZON.2.5.3 Energy Systems and Grids
HORIZON-CL5-2023-D3-01
HORIZON-CL5-2023-D3-01-13 Development of novel long-term electricity storage technologies