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Proceeding Paper

Dynamic Simulation and Comparison of Nanofluid Applications on Aircraft Thermal Management System †

by
Sofia Caggese
1,*,
Flavio Di Fede
2,
Marco Fioriti
3 and
Grazia Accardo
1
1
Leonardo Innovation Hub & Intellectual Property, Leonardo S.p.A., 10138 Turin, Italy
2
Aeronautics Divison, Leonardo S.p.A., 10146 Turin, Italy
3
Department of Mechanical and Aerospace Engineering, Polytechnic of Turin, 10129 Turin, Italy
*
Author to whom correspondence should be addressed.
Presented at the 15th EASN International Conference, Madrid, Spain, 14–17 October 2025.
Eng. Proc. 2026, 133(1), 22; https://doi.org/10.3390/engproc2026133022
Published: 20 April 2026

Abstract

Due to advancements in thermal engineering and nanotechnology, nanofluids—base fluids containing dispersed nanoparticles (1–100 nm)—have emerged as promising high-performance coolants. Their enhanced thermal properties make them attractive for application in hybrid-electric aircraft, which require efficient Thermal Management Systems (TMS) to dissipate significant heat loads. This study employs a dynamic TMS model to assess the influence of key nanofluid features, including nanoparticle type, volume fraction, particle diameter, and base fluid. Metal nanoparticles provided the greatest thermal improvement (up to 19%). Increasing concentration enhanced cooling efficiency, with 0.5%, 1%, and 2% volume fractions reducing mean temperature by 14%, 19%, and 24%, respectively. Smaller particles performed better, as 20 nm nanoparticles achieved a 21.3% temperature reduction compared to 17.5% for 60 nm. Water-based nanofluids exhibited the best overall thermal behaviour, although they remain unsuitable for aeronautical applications.
Keywords: nanofluid; Thermal Management System; electrified aircraft nanofluid; Thermal Management System; electrified aircraft

Share and Cite

MDPI and ACS Style

Caggese, S.; Fede, F.D.; Fioriti, M.; Accardo, G. Dynamic Simulation and Comparison of Nanofluid Applications on Aircraft Thermal Management System. Eng. Proc. 2026, 133, 22. https://doi.org/10.3390/engproc2026133022

AMA Style

Caggese S, Fede FD, Fioriti M, Accardo G. Dynamic Simulation and Comparison of Nanofluid Applications on Aircraft Thermal Management System. Engineering Proceedings. 2026; 133(1):22. https://doi.org/10.3390/engproc2026133022

Chicago/Turabian Style

Caggese, Sofia, Flavio Di Fede, Marco Fioriti, and Grazia Accardo. 2026. "Dynamic Simulation and Comparison of Nanofluid Applications on Aircraft Thermal Management System" Engineering Proceedings 133, no. 1: 22. https://doi.org/10.3390/engproc2026133022

APA Style

Caggese, S., Fede, F. D., Fioriti, M., & Accardo, G. (2026). Dynamic Simulation and Comparison of Nanofluid Applications on Aircraft Thermal Management System. Engineering Proceedings, 133(1), 22. https://doi.org/10.3390/engproc2026133022

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