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Vortex generators in heat sinks: Design, optimisation, applications and future trends (2025)
Journal Article
Ismail, M., Ali, A. M., & Costa Pereira, S.-C. (2025). Vortex generators in heat sinks: Design, optimisation, applications and future trends. Results in Engineering, 25, Article 104216. https://doi.org/10.1016/j.rineng.2025.104216

Vortex generators (VGs) have been identified as an exceedingly effective method in augmenting heat transfer in minichannels, a significant feature of cutting-edge heat sinks, heat exchangers and electronics cooling tools. This paper aims to discuss t... Read More about Vortex generators in heat sinks: Design, optimisation, applications and future trends.

White Paper on Clean Heating & Cooling Technologies and Thermal Energy Storage for Buildings (2024)
Report
Costa Pereira, C. (2024). White Paper on Clean Heating & Cooling Technologies and Thermal Energy Storage for Buildings. Implementation Working Group on Energy Efficiency in Buildings (IWG5)

The built environment is responsible for 35% of the greenhouse gas emissions and 85% of the buildings in Europe are older than 25 years. It is therefore a big task to reach a 100% renewable heated and cooled built environment. This White Paper descri... Read More about White Paper on Clean Heating & Cooling Technologies and Thermal Energy Storage for Buildings.

Thermophysical properties of tetrabutylammonium chloride, paraffin and fatty acids for thermal energy applications (2024)
Journal Article
Costa, T., Sanchez-Vicente, Y., Yang, Z., Stevens, L. A., Dias, F. D. S., & Costa Pereira, S.-C. (2024). Thermophysical properties of tetrabutylammonium chloride, paraffin and fatty acids for thermal energy applications. RSC Advances, 14(36), 26246-26258. https://doi.org/10.1039/d4ra03782k

Investigating the thermophysical properties of substances is crucial for using them as phase change materials (PCMs) and heat transfer fluids (HTFs) in thermal energy applications. In this study, the thermophysical properties of three medium-temperat... Read More about Thermophysical properties of tetrabutylammonium chloride, paraffin and fatty acids for thermal energy applications.

Thermodynamic of Phase Change Materials Based on Stearic Acid with Graphene Nanoplatelets (2024)
Presentation / Conference Contribution
Sanchez-Vicente, Y., Bismilla, A., Ismail, I., Soudari, R., Mohamed, M., Gonzalez, M. A., Tenorio, M.-J., D’Oliveira, E. J., & Costa, S. C. (2024, June). Thermodynamic of Phase Change Materials Based on Stearic Acid with Graphene Nanoplatelets. Presented at 33rd European Symposium on Applied Thermodynamics ESAT 2024, Edinburgh

Renewable energy sources must supply between 30 and 45 % of the global energy consumption to achieve "net zero" emissions. However, renewable sources, such as solar, are intermittent, so they must be combined with thermal energy storage (TES) to cont... Read More about Thermodynamic of Phase Change Materials Based on Stearic Acid with Graphene Nanoplatelets.

Effect of Particle Size on the Thermal Conductivity of Organic Phase Change Materials with Expanded Graphite (2024)
Journal Article
Jesus D'Oliveira, E., Azimov, U., Costa Pereira, C., & Lafdi, K. (2024). Effect of Particle Size on the Thermal Conductivity of Organic Phase Change Materials with Expanded Graphite. Journal of Energy Storage, 92, Article 112090. https://doi.org/10.1016/j.est.2024.112090

Numerous studies have been conducted to enhance the thermal conductivity of phase change materials (PCMs) using various techniques. Among them, adding high-conductive particles, such as expanded graphite (EG). Nevertheless, in the published literatur... Read More about Effect of Particle Size on the Thermal Conductivity of Organic Phase Change Materials with Expanded Graphite.

Cooling performance of an active-passive hybrid composite phase change material (HcPCM) finned heat sink: Constant operating mode (2023)
Journal Article
Arshad, A., Iqrar, S. A., Costa Pereira, S. C., Shahzad, M. W., Nawaz, K., & Worek, W. (2023). Cooling performance of an active-passive hybrid composite phase change material (HcPCM) finned heat sink: Constant operating mode. International Journal of Heat and Mass Transfer, 207, Article 123973. https://doi.org/10.1016/j.ijheatmasstransfer.2023.123973

The present study explores a hybrid thermal management technology based on air cooling and hybrid composite phase change material (HcPCM) filled finned heat sink for cooling performance of lower to medium heat flux dissipating electronic devices. Two... Read More about Cooling performance of an active-passive hybrid composite phase change material (HcPCM) finned heat sink: Constant operating mode.

Characterization of Enhanced Biobased Phase Change Material with Graphene Nanoplatelets – Early Results (2022)
Presentation / Conference Contribution
Costa Pereira, C. (2022, September). Characterization of Enhanced Biobased Phase Change Material with Graphene Nanoplatelets – Early Results. Presented at EuroSun 2022: 14th International Conference on Solar Energy for Buildings and Industry, Kassel, Germany

Energy consumption is expected to continue rising, and in conjunction with greater environmental concern, it has boosted the development of renewable and sustainable energy sources, including storage media materials for thermal energy storage (TES) s... Read More about Characterization of Enhanced Biobased Phase Change Material with Graphene Nanoplatelets – Early Results.

Thermophysical properties of Nano-enhanced phase change materials for domestic heating applications (2021)
Journal Article
D'Oliveira, E. J., Pereira, S. C. C., Groulx, D., & Azimov, U. (2022). Thermophysical properties of Nano-enhanced phase change materials for domestic heating applications. Journal of Energy Storage, 46, Article 103794. https://doi.org/10.1016/j.est.2021.103794

A major problem worldwide is the increase in global energy consumption due to the drastic growth in population and requirements to meet human thermal comfort. The residential sector is one of the biggest energy consumers, and the most significant sha... Read More about Thermophysical properties of Nano-enhanced phase change materials for domestic heating applications.

A review of metallic materials for latent heat thermal energy storage: Thermophysical properties, applications, and challenges (2021)
Journal Article
Costa, S. C., & Kenisarin, M. (2022). A review of metallic materials for latent heat thermal energy storage: Thermophysical properties, applications, and challenges. Renewable and Sustainable Energy Reviews, 154, Article 111812. https://doi.org/10.1016/j.rser.2021.111812

Phase change materials provide desirable characteristics for latent heat thermal energy storage by keeping the high energy density and quasi isothermal working temperature. Along with this, the most promising phase change materials, including organic... Read More about A review of metallic materials for latent heat thermal energy storage: Thermophysical properties, applications, and challenges.

Numerical Analysis on hot water storage tank integrated with phase change materials (2021)
Presentation / Conference Contribution
D'Oliveira, E. J., Costa Pereira, C., & Azimov, U. (2021, October). Numerical Analysis on hot water storage tank integrated with phase change materials. Presented at 9th International Conference on Energy and Sustainability, Online

The combination of solar collectors with latent heat thermal energy storage system (LHTESS) has been employed to utilise solar energy more effectively, as this technology can provide a balancing function to match the variability in supply and demand,... Read More about Numerical Analysis on hot water storage tank integrated with phase change materials.

Black box modelling of a latent heat thermal energy storage system coupled with heat pipes (2021)
Presentation / Conference Contribution
Arteconi, A., Ferracuti, F., Tascioni, R., Mahkamov, K., Kenisarin, M., Costa, C., Cabeza, L. F., de Gracia, A., Halimic, E., Mullen, D., Lynn, K., & Cioccolanti, L. Black box modelling of a latent heat thermal energy storage system coupled with heat pipes. Presented at 19th International Heat Pipe Conference and 13th International Heat Pipe Symposium (IHPC 2018), Pisa, Italy

This paper presents black box models to represent a LHTESS (Latent Heat Thermal Energy Storage System) coupled with heat pipes, aimed at increasing the storage performance and at decreasing the time of charging/discharging. The presented storage syst... Read More about Black box modelling of a latent heat thermal energy storage system coupled with heat pipes.

Melting and solidification of PCMs inside a spherical capsule: A critical review (2019)
Journal Article
Kenisarin, M. M., Mahkamov, K., Costa, S. C., & Makhkamova, I. (2020). Melting and solidification of PCMs inside a spherical capsule: A critical review. Journal of Energy Storage, 27, Article 101082. https://doi.org/10.1016/j.est.2019.101082

To date, numerous phase change materials (PCM) have been developed for application in latent heat storage systems. There are many issues in the process from the development of PCM to using them in storage systems, which should be resolved. The proble... Read More about Melting and solidification of PCMs inside a spherical capsule: A critical review.

Solar Salt Latent Heat Thermal Storage for a Small Solar Organic Rankine Cycle Plant (2019)
Journal Article
Costa, S.-C., Mahkamov, K., Kenisarin, M., Ismail, M., Lynn, K., Halimic, E., & Mullen, D. (2020). Solar Salt Latent Heat Thermal Storage for a Small Solar Organic Rankine Cycle Plant. Journal of Energy Resources Technology, 142(3), Article 031203. https://doi.org/10.1115/1.4044557

The design of the latent heat thermal storage system (LHTESS) was developed with a thermal capacity of about 100 kW h as a part of small solar plant based on the organic Rankine cycle (ORC). The phase change material (PCM) used is solar salt with the... Read More about Solar Salt Latent Heat Thermal Storage for a Small Solar Organic Rankine Cycle Plant.

Solar Salt Latent Heat Thermal Storage for a Small Solar Organic Rankine Cycle Plant (2018)
Presentation / Conference Contribution
Costa, S.-C., Mahkamov, K., Kenisarin, M., Lynn, K., Halimic, E., & Mullen, D. (2018, June). Solar Salt Latent Heat Thermal Storage for a Small Solar Organic Rankine Cycle Plant. Presented at ASME 2018 12th International Conference on Energy Sustainability collocated with the ASME 2018 Power Conference and the ASME 2018 Nuclear Forum, Lake Buena Vista, USA

The design of the Latent Heat Thermal Storage System (LHTESS) was developed with thermal capacity of about 100 kWh as a part of small solar plant, based on the Organic Rankine Cycle (ORC). The phase change material (PCM) used is Solar salt with the m... Read More about Solar Salt Latent Heat Thermal Storage for a Small Solar Organic Rankine Cycle Plant.

Development of a Small Solar Thermal Power Plant for Heat and Power Supply to Domestic and Small Business Buildings (2018)
Presentation / Conference Contribution
Mahkamov, K., Pili, P., Manca, R., Leroux, A., Mintsa, A. C., Lynn, K., Mullen, D., Halimic, E., Bartolini, C., Pirro, M., Costa, S.-C., Cabeza, L. F., de Gracia Cuesto, A., Kenisarin, M., & Makhkamova, I. (2018, June). Development of a Small Solar Thermal Power Plant for Heat and Power Supply to Domestic and Small Business Buildings. Presented at ASME 2018 Power Conference collocated with the ASME 2018 12th International Conference on Energy Sustainability and the ASME 2018 Nuclear Forum, Lake Buena Vista, USA

The small solar thermal power plant is being developed with funding from EU Horizon 2020 Program. The plant is configured around a 2-kWel Organic Rankine Cycle turbine and solar field, made of Fresnel mirrors. The solar field is used to heat thermal... Read More about Development of a Small Solar Thermal Power Plant for Heat and Power Supply to Domestic and Small Business Buildings.

Numerical correlation for the pressure drop in Stirling engine heat exchangers (2015)
Journal Article
Barreno, I., Costa, S., Cordon, M., Tutar, M., Urrutibeascoa, I., Gomez, X., & Castillo, G. (2015). Numerical correlation for the pressure drop in Stirling engine heat exchangers. International Journal of Thermal Sciences, 97, 68-81. https://doi.org/10.1016/j.ijthermalsci.2015.06.014

New correlation equations, to be valid for the pressure drop and heat exchange calculation under the developing transitional reciprocating flow encountered in Stirling heat exchangers are numerically derived. Reynolds-Averaged Navier–Stokes (RANS) eq... Read More about Numerical correlation for the pressure drop in Stirling engine heat exchangers.

The thermal non-equilibrium porous media modelling for CFD study of woven wire matrix of a Stirling regenerator (2014)
Journal Article
Costa, S., Barreno, I., Tutar, M., Esnaola, J., & Barrutia, H. (2015). The thermal non-equilibrium porous media modelling for CFD study of woven wire matrix of a Stirling regenerator. Energy Conversion and Management, 89, 473-483. https://doi.org/10.1016/j.enconman.2014.10.019

Different numerical methods can be applied to the analysis of the flow through the Stirling engine regenerator. One growing approach is to model the regenerator as porous medium to simulate and design the full Stirling engine in three-dimensional (3-... Read More about The thermal non-equilibrium porous media modelling for CFD study of woven wire matrix of a Stirling regenerator.

Dynamics of an oscillating Stirling heat pump (2014)
Journal Article
Barreno, I., Costa, S., Cordon, M., Urrutibeascoa, I., Gomez, X., & Mateos, M. (2014). Dynamics of an oscillating Stirling heat pump. Applied Energy, 136, 704-711. https://doi.org/10.1016/j.apenergy.2014.09.080

In this paper, a promising heat pump based on Stirling technology is examined. Based on the volume variation produced by the oscillating displacement of two pistons, the advantages of this particular system lie in the elimination of a transmission me... Read More about Dynamics of an oscillating Stirling heat pump.