Outputs (47)

Layered double hydroxides for sustainable hydrogen production from seawater (2025)
Journal Article
Prabhakaran, P. K., Abidoye, A. K., Roy, S., & Krishnan, V. V. (2025). Layered double hydroxides for sustainable hydrogen production from seawater. Materials Today Sustainability, 31, Article 101130. https://doi.org/10.1016/j.mtsust.2025.101130

This work presents investigations on the Oxygen Evolution Reaction (OER) under Alkaline Seawater conditions, using a range of microporous/mesoporous oxide/hydroxide catalysts, notably, Layered Double Hydroxides (LDHs). This study explored a one-step... Read More about Layered double hydroxides for sustainable hydrogen production from seawater.

Experimental and numerical investigation to optimise liquid desiccant system for advanced air conditioning (2025)
Journal Article
Shivaprasad, K. V., Roy, S., Giampieri, A., Smallbone, A., & Roskilly, A. P. (2025). Experimental and numerical investigation to optimise liquid desiccant system for advanced air conditioning. Scientific Reports, 15, Article 7151. https://doi.org/10.1038/s41598-025-88738-2

This study aims to experimentally demonstrate a liquid desiccant systems effectiveness by using thermo-chemical fluid, such as aqueous solution of calcium chloride. This study evaluated the effect of operating temperatures on air properties (temperat... Read More about Experimental and numerical investigation to optimise liquid desiccant system for advanced air conditioning.

Comparison of game theory and genetic algorithm optimisation schedulers for diesel-hydrogen powered system reconfiguration (2025)
Journal Article
Taghavifar, H., Roy, S., & Roskilly, A. P. (2025). Comparison of game theory and genetic algorithm optimisation schedulers for diesel-hydrogen powered system reconfiguration. International Journal of Hydrogen Energy, 105, 1435-1450. https://doi.org/10.1016/j.ijhydene.2025.01.238

The turbocharged dual-fuel engine is modeled and connected online to optimiser platform for transient input variation of input parameters decided by designed algorithms. This task is undertaken to enable intelligent control of the propulsion system i... Read More about Comparison of game theory and genetic algorithm optimisation schedulers for diesel-hydrogen powered system reconfiguration.

A preliminary experimental study on a free-piston engine generator prototype (2025)
Presentation / Conference Contribution
Zhu, S., Vijayalakshmi, S., Ngwaka, U., Roy, S., Williams, R., Smallbone, A., & Roskilly, A. P. (2024, September). A preliminary experimental study on a free-piston engine generator prototype. Presented at Energy Proceedings, Niigata, Japan

As an emerging micro- or small-scale energy conversion technology, free-piston engine generator (FPEG) features the advantages of high efficiency, high volumetric power density, and multi-fuel adaptability potential. To solve the issues that the prev... Read More about A preliminary experimental study on a free-piston engine generator prototype.

Integrating Green Hydrogen into Building-Distributed Multi-Energy Systems with Water Recirculation (2024)
Journal Article
Lei, H., Thomas, J., Curnick, O., Shivaprasad, K., Roy, S., & Xing, L. (2025). Integrating Green Hydrogen into Building-Distributed Multi-Energy Systems with Water Recirculation. Applications in Energy and Combustion Science, 21, Article 100318. https://doi.org/10.1016/j.jaecs.2024.100318

This study proposes integrating a building-distributed multi-energy system (BDMES) with green hydrogen to decarbonise electricity generation for buildings. By producing and consuming green hydrogen locally at the building site, using a water electrol... Read More about Integrating Green Hydrogen into Building-Distributed Multi-Energy Systems with Water Recirculation.

Hybrid renewable energy systems for sustainable power supply in remote location: Techno-economic and environmental assessment (2024)
Journal Article
Roy, D., Wang, R., Roy, S., Smallbone, A., & Roskilly, A. P. (2024). Hybrid renewable energy systems for sustainable power supply in remote location: Techno-economic and environmental assessment. Energy Conversion and Management: X, 24, Article 100793. https://doi.org/10.1016/j.ecmx.2024.100793

Electricity supply is inconsistent and unreliable in many remote areas of India, where depending solely on a single renewable energy source is impractical. In this context, this study investigates the potential of off-grid hybrid renewable energy sys... Read More about Hybrid renewable energy systems for sustainable power supply in remote location: Techno-economic and environmental assessment.

Technoeconomic and environmental performance assessment of solid oxide fuel cell-based cogeneration system configurations (2024)
Journal Article
Roy, D., Samanta, S., Roy, S., Smallbone, A., & Roskilly, A. P. (2024). Technoeconomic and environmental performance assessment of solid oxide fuel cell-based cogeneration system configurations. Energy, 310, Article 133145. https://doi.org/10.1016/j.energy.2024.133145

In this study, an innovative energy solution to fulfil the electricity and heating needs of a mixed community, including residences, a commercial building, and a small brewery has been investigated. The primary objective is to comprehensively analyse... Read More about Technoeconomic and environmental performance assessment of solid oxide fuel cell-based cogeneration system configurations.

Techno-economic analysis of solid oxide fuel cell-based energy systems for decarbonising residential power and heat in the United Kingdom (2024)
Journal Article
Roy, D., Samanta, S., Roy, S., Smallbone, A., & Roskilly, A. P. (2024). Techno-economic analysis of solid oxide fuel cell-based energy systems for decarbonising residential power and heat in the United Kingdom. Green Chemistry, 26(7), 3979-3994. https://doi.org/10.1039/d3gc02645k

This study examines the feasibility of using hydrogen as a clean energy source for residential consumers in the UK through a low-carbon energy hub. Two cases were compared: a solid oxide fuel cell (SOFC) integrated combined heat and power (CHP) syste... Read More about Techno-economic analysis of solid oxide fuel cell-based energy systems for decarbonising residential power and heat in the United Kingdom.

Assessing the techno-economic viability of a trigeneration system integrating ammonia-fuelled solid oxide fuel cell (2023)
Journal Article
Roy, D., Roy, S., Smallbone, A., & Roskilly, A. P. (2023). Assessing the techno-economic viability of a trigeneration system integrating ammonia-fuelled solid oxide fuel cell. Applied Energy, 357, Article 122463. https://doi.org/10.1016/j.apenergy.2023.122463

In recent years, ammonia has gained traction as a clean fuel alternative and a promising energy carrier. In this study, a trigeneration system fuelled by ammonia has been conceptualised, integrating a solid oxide fuel cell stack for power generation,... Read More about Assessing the techno-economic viability of a trigeneration system integrating ammonia-fuelled solid oxide fuel cell.

Modelling of hydrogen blending into the UK natural gas network driven by a solid oxide fuel cell for electricity and district heating system (2023)
Journal Article
Samanta, S., Roy, D., Roy, S., Smallbone, A., & Roskilly, A. P. (2024). Modelling of hydrogen blending into the UK natural gas network driven by a solid oxide fuel cell for electricity and district heating system. Fuel, 355, Article 129411. https://doi.org/10.1016/j.fuel.2023.129411

A thorough investigation of the thermodynamics and economic performance of a cogeneration system based on solid oxide fuel cells that provides heat and power to homes has been carried out in this study. Additionally, different percentages of green hy... Read More about Modelling of hydrogen blending into the UK natural gas network driven by a solid oxide fuel cell for electricity and district heating system.