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Operating characteristics study of a dual-opposed free-piston Stirling generator (2024)
Journal Article
Sun, H., Yu, G., Zhao, D., Zhu, S., Dai, W., & Luo, E. (2024). Operating characteristics study of a dual-opposed free-piston Stirling generator. Applied Thermal Engineering, 249, Article 123387. https://doi.org/10.1016/j.applthermaleng.2024.123387

Dual-opposed Free-piston Stirling generators (dual-opposed FPSGs) offer advantages of reduced vibration and increased power density, making them promising candidates for space and distributed energy applications. So far, operational characteristics o... Read More about Operating characteristics study of a dual-opposed free-piston Stirling generator.

Techno-economic and environmental analyses of hybrid renewable energy systems for a remote location employing machine learning models (2024)
Journal Article
Roy, D., Zhu, S., Wang, R., Mondal, P., Ling-Chin, J., & Roskilly, A. P. (2024). Techno-economic and environmental analyses of hybrid renewable energy systems for a remote location employing machine learning models. Applied Energy, 361, Article 122884. https://doi.org/10.1016/j.apenergy.2024.122884

This article offers a detailed investigation into the technical, economic along with environmental performance of four configurations of hybrid renewable energy systems (HRESs), aiming at supplying renewable electricity to a remote location, Henry Is... Read More about Techno-economic and environmental analyses of hybrid renewable energy systems for a remote location employing machine learning models.

Post-positioned gas spring enables ultra-high output power of hybrid thermoacoustic electric generators (2024)
Journal Article
Chen, Y., Yu, G., Chen, Y., Zhu, S., Luo, J., Sun, Y., & Luo, E. (2024). Post-positioned gas spring enables ultra-high output power of hybrid thermoacoustic electric generators. Cell Reports Physical Science, 5, Article 101835. https://doi.org/10.1016/j.xcrp.2024.101835

High-capacity hybrid thermoacoustic electric generators (HTAEGs) are ideal in different small- and micro-scale energy systems, especially in space nuclear power systems. In this work, an HTAEG with a post-positioned gas spring is proposed. To demonst... Read More about Post-positioned gas spring enables ultra-high output power of hybrid thermoacoustic electric generators.

Techno-economic and environmental analyses of a solar-assisted Stirling engine cogeneration system for different dwelling types in the United Kingdom (2024)
Journal Article
Roy, D., Zhu, S., Wang, R., González-Pino, I., Herrando, M., Markides, C. N., & Roskilly, A. P. (2024). Techno-economic and environmental analyses of a solar-assisted Stirling engine cogeneration system for different dwelling types in the United Kingdom. Energy Conversion and Management, 302, Article 118160. https://doi.org/10.1016/j.enconman.2024.118160

In this study, a hybrid cogeneration system that combines photovoltaic-thermal (PV-T) collectors with a Stirling engine, and a battery-pack-based energy option is proposed for residential applications. The system’s purpose is to fulfil the electrical... Read More about Techno-economic and environmental analyses of a solar-assisted Stirling engine cogeneration system for different dwelling types in the United Kingdom.

Modelling and Experimental Characterisation of a Water-to-Air Thermoelectric Heat Pump with Thermal Energy Storage (2024)
Journal Article
Zhou, K. ;., Zhu, S. ;., Wang, Y. ;., & Roskilly, A. P. (2024). Modelling and Experimental Characterisation of a Water-to-Air Thermoelectric Heat Pump with Thermal Energy Storage. Energies, 17(2), Article 414. https://doi.org/10.3390/en17020414

Nowadays, increasing the penetration of renewable heat technologies is an important approach to minimise global primary energy use and reduce CO2 emissions for a sustainable future. Thermoelectric heat pumps, which have some unique characteristics in... Read More about Modelling and Experimental Characterisation of a Water-to-Air Thermoelectric Heat Pump with Thermal Energy Storage.

A thermally-coupled cascade free-piston Stirling engine-based cogeneration system (2023)
Journal Article
Chen, Y., Yu, G., Ma, Y., Xue, J., Ahmed, F., Cheng, Y., …Luo, E. (2024). A thermally-coupled cascade free-piston Stirling engine-based cogeneration system. Applied Thermal Engineering, 236, Article 121679. https://doi.org/10.1016/j.applthermaleng.2023.121679

Resonant Stirling/thermoacoustic cycle engines show great potential in efficiently recovering waste heat in small- or micro-scale applications. However, there is a significant research gap regarding the development of resonant Stirling/thermoacoustic... Read More about A thermally-coupled cascade free-piston Stirling engine-based cogeneration system.

A method to optimize the external magnetic field to suppress the end current in liquid metal magnetohydrodynamic generators (2023)
Journal Article
Jiang, C., Wang, T., Zhu, S., Yu, G., Wu, Z., & Luo, E. (2023). A method to optimize the external magnetic field to suppress the end current in liquid metal magnetohydrodynamic generators. Energy, 282, Article 128251. https://doi.org/10.1016/j.energy.2023.128251

Liquid metal magnetohydrodynamic (LMMHD) generators can generate electricity from the movement of liquid metal in an external magnetic field, without any mechanical moving parts. They can be applied in scenarios that require a highly reliable generat... Read More about A method to optimize the external magnetic field to suppress the end current in liquid metal magnetohydrodynamic generators.

Techno-economic analysis of a combined heat and power system integrating hybrid photovoltaic-thermal collectors, a Stirling engine and energy storage (2023)
Journal Article
Zhu, S., Wang, K., González-Pino, I., Song, J., Yu, G., Luo, E., & Markides, C. N. (2023). Techno-economic analysis of a combined heat and power system integrating hybrid photovoltaic-thermal collectors, a Stirling engine and energy storage. Energy Conversion and Management, 284, Article 116968. https://doi.org/10.1016/j.enconman.2023.116968

This paper presents a comprehensive analysis of the energetic, economic and environmental performance of a micro-combined heat and power (CHP) system that comprises 29.5 m2 of hybrid photovoltaic-thermal (PVT) collectors, a 1-kWe Stirling engine (SE)... Read More about Techno-economic analysis of a combined heat and power system integrating hybrid photovoltaic-thermal collectors, a Stirling engine and energy storage.