Outputs (90)

Multi-objective optimisation of a power generation system integrating solid oxide fuel cell and recuperated supercritical carbon dioxide cycle (2023)
Journal Article
Roy, D., Samanta, S., Roy, S., Smallbone, A., & Roskilly, A. P. (2023). Multi-objective optimisation of a power generation system integrating solid oxide fuel cell and recuperated supercritical carbon dioxide cycle. Energy, 281, Article 128158. https://doi.org/10.1016/j.energy.2023.128158

This article presents an advanced power generation system that integrates a solid oxide fuel cell (SOFC) module with a recuperated supercritical CO2 (s-CO2) cycle. The waste heat generated by the exhaust of the SOFC module is utilised to drive the s-... Read More about Multi-objective optimisation of a power generation system integrating solid oxide fuel cell and recuperated supercritical carbon dioxide cycle.

Techno-economic analysis of large-scale green hydrogen production and storage (2023)
Journal Article
Villarreal Vives, A. M., Wang, R., Roy, S., & Smallbone, A. (2023). Techno-economic analysis of large-scale green hydrogen production and storage. Applied Energy, 346, Article 121333. https://doi.org/10.1016/j.apenergy.2023.121333

Producing clean energy and minimising energy waste are essential to achieve the United Nations sustainable development goals such as Sustainable Development Goal 7 and 13. This research analyses the techno-economic potential of waste heat recovery fr... Read More about Techno-economic analysis of large-scale green hydrogen production and storage.

Technology roadmap for hydrogen-fuelled transportation in the UK (2023)
Journal Article
Ling-Chin, J., Giampieri, A., Wilks, M., Lau, S. W., Bacon, E., Sheppard, I., Smallbone, A. J., & Roskilly, A. P. (online). Technology roadmap for hydrogen-fuelled transportation in the UK. International Journal of Hydrogen Energy, https://doi.org/10.1016/j.ijhydene.2023.04.131

Transportation is the sector responsible for the largest greenhouse gas emission in the UK. To mitigate its impact on the environment and move towards net-zero emissions by 2050,hydrogen-fuelled transportation has been explored through research and d... Read More about Technology roadmap for hydrogen-fuelled transportation in the UK.

Techno-economic analysis of a fuel-cell driven integrated energy hub for decarbonising transportation (2023)
Journal Article
Samanta, S., Roy, D., Roy, S., Smallbone, A., & Roskilly, A. P. (2023). Techno-economic analysis of a fuel-cell driven integrated energy hub for decarbonising transportation. Renewable and Sustainable Energy Reviews, 179, Article 113278. https://doi.org/10.1016/j.rser.2023.113278

In this study an advanced integrated multigeneration energy hub is conceptualized combining solid oxide fuel cell (SOFC), molten carbonate fuel cell (MCFC), proton exchange membrane (PEM) electrolyser and methanol production unit. Using natural gas a... Read More about Techno-economic analysis of a fuel-cell driven integrated energy hub for decarbonising transportation.

Experimental study and analysis of a novel layered packed-bed for thermal energy storage applications: A proof of concept (2023)
Journal Article
Ameen, M. T., Ma, Z., Smallbone, A., Norman, R., & Roskilly, A. P. (2023). Experimental study and analysis of a novel layered packed-bed for thermal energy storage applications: A proof of concept. Energy Conversion and Management, 277, https://doi.org/10.1016/j.enconman.2022.116648

This paper presents a study carried out as part of commissioning and testing of world’s first grid-scale 150 kWe Pumped Heat Energy Storage (PHES) demonstration system. The system employs two novel layered packed-bed thermal stores. The present study... Read More about Experimental study and analysis of a novel layered packed-bed for thermal energy storage applications: A proof of concept.

Demonstration system of pumped heat energy storage (PHES) and its round-trip efficiency (2023)
Journal Article
Ameen, M. T., Ma, Z., Smallbone, A., Norman, R., & Roskilly, A. P. (2023). Demonstration system of pumped heat energy storage (PHES) and its round-trip efficiency. Applied Energy, 333, https://doi.org/10.1016/j.apenergy.2022.120580

Among the known energy storage technologies aiming to increase the efficiency and stability of power grids, Pumped Heat Energy Storage (PHES) is considered by many as a promising candidate because of its flexibility, potential for scale-up and low co... Read More about Demonstration system of pumped heat energy storage (PHES) and its round-trip efficiency.

Fuel cell integrated carbon negative power generation from biomass (2022)
Journal Article
Roy, D., Samanta, S., Roy, S., Smallbone, A., & Roskilly, A. P. (2023). Fuel cell integrated carbon negative power generation from biomass. Applied Energy, 331, Article 120449. https://doi.org/10.1016/j.apenergy.2022.120449

Combining biomass-fuelled power plant with carbon capture and storage allows CO2 to be removed from the atmosphere, considering biomass a carbon–neutral fuel. In the present study, a biomass-based CO2 negative system has been proposed, which combines... Read More about Fuel cell integrated carbon negative power generation from biomass.

An integrated smart thermo-chemical energy network (2022)
Journal Article
Giampieri, A., Roy, S., Shivaprasad, K., Smallbone, A., & Roskilly, A. (2022). An integrated smart thermo-chemical energy network. Renewable and Sustainable Energy Reviews, 168, Article 112869. https://doi.org/10.1016/j.rser.2022.112869

Managing the intermittency of renewable sources together with transient (hourly to daily to seasonal) energy demands is one of the principal challenges of delivering a net-zero energy system. Smart multifunctional thermo-chemical energy networks repr... Read More about An integrated smart thermo-chemical energy network.

A techno-economic evaluation of low-grade excess heat recovery and liquid desiccant-based temperature and humidity control in automotive paint shops (2022)
Journal Article
Giampieri, A., Ma, Z., Ling-Chin, J., Smallbone, A. J., & Roskilly, A. P. (2022). A techno-economic evaluation of low-grade excess heat recovery and liquid desiccant-based temperature and humidity control in automotive paint shops. Energy Conversion and Management, 261, Article 115654. https://doi.org/10.1016/j.enconman.2022.115654

The paint shop is the most energy-intensive process in an automotive manufacturing plant, with air management systems that supply air to paint booths consuming the most energy. These systems are crucial for temperature and humidity control, in which... Read More about A techno-economic evaluation of low-grade excess heat recovery and liquid desiccant-based temperature and humidity control in automotive paint shops.

Liquid Desiccant Dehumidification and Regeneration Process: Advancing Correlations for Moisture and Enthalpy Effectiveness (2022)
Journal Article
Giampieri, A., Ma, Z., Ling-Chin, J., Bao, H., Smallbone, A. J., & Roskilly, A. P. (2022). Liquid Desiccant Dehumidification and Regeneration Process: Advancing Correlations for Moisture and Enthalpy Effectiveness. Applied Energy, 314, Article 118962. https://doi.org/10.1016/j.apenergy.2022.118962

The paper developed correlations for predicting moisture and enthalpy effectiveness of the liquid desiccant dehumidification and regeneration process. Experimental dehumidification and regeneration data available from the literature with different sy... Read More about Liquid Desiccant Dehumidification and Regeneration Process: Advancing Correlations for Moisture and Enthalpy Effectiveness.

An overview of solutions for airborne viral transmission reduction related to HVAC systems including liquid desiccant air-scrubbing (2022)
Journal Article
Giampieri, A., Ma, Z., Ling-Chin, J., Roskilly, A., & Smallbone, A. (2022). An overview of solutions for airborne viral transmission reduction related to HVAC systems including liquid desiccant air-scrubbing. Energy, 244(Part A), Article 122709. https://doi.org/10.1016/j.energy.2021.122709

The spread of the coronavirus SARS-CoV-2 affects the health of people and the economy worldwide. As air transmits the virus, heating, ventilation and air-conditioning (HVAC) systems in buildings, enclosed spaces and public transport play a significan... Read More about An overview of solutions for airborne viral transmission reduction related to HVAC systems including liquid desiccant air-scrubbing.

The techno-economics potential of hydrogen interconnectors for electrical energy transmission and storage (2022)
Journal Article
Patel, M., Roy, S., Roskilly, A. P., & Smallbone, A. (2022). The techno-economics potential of hydrogen interconnectors for electrical energy transmission and storage. Journal of Cleaner Production, 335, Article 130045. https://doi.org/10.1016/j.jclepro.2021.130045

This research introduces a ‘Hydrogen Interconnector System’ (HIS) as a novel method for transporting electrical energy over long distances. The system takes electricity from stranded renewable energy assets, converts it to hydrogen in an electrolyser... Read More about The techno-economics potential of hydrogen interconnectors for electrical energy transmission and storage.

Identification and analysis on the variation sources of a dual-cylinder free piston engine generator and their influence on system operating characteristics (2021)
Journal Article
Zhang, Z., Feng, H., Jia, B., Zuo, Z., Yan, X., Smallbone, A., & Roskilly, A. P. (2022). Identification and analysis on the variation sources of a dual-cylinder free piston engine generator and their influence on system operating characteristics. Energy, 242, Article 123001. https://doi.org/10.1016/j.energy.2021.123001

Stable combustion is a huge challenge for dual-cylinder free-piston engine generator (FPEG). Combustion variations are easy to occur, because the piston movement is only affected by the forces acting on the moving parts, and there is no mechanical st... Read More about Identification and analysis on the variation sources of a dual-cylinder free piston engine generator and their influence on system operating characteristics.

A combined heat and green hydrogen (CHH) generator integrated with a heat network (2021)
Journal Article
Burrin, D., Roy, S., Roskilly, A. P., & Smallbone, A. (2021). A combined heat and green hydrogen (CHH) generator integrated with a heat network. Energy Conversion and Management, 246, Article 114686. https://doi.org/10.1016/j.enconman.2021.114686

Combined heat and power (CHP) systems offer high energy efficiencies as they utilise both the electricity generated and any excess heat by co-suppling to local consumers. This work presents the potential of a combined heat and hydrogen (CHH) system,... Read More about A combined heat and green hydrogen (CHH) generator integrated with a heat network.

Biodiesel: Emissions and Control, Challenges, Potential and Prospects (2021)
Book Chapter
Roy, S., Ling-Chin, J., Bohl, T., Giampieri, A., Smallbone, A., & Roskilly, A. P. (2021). Biodiesel: Emissions and Control, Challenges, Potential and Prospects. In T. Letcher (Ed.), Comprehensive Renewable Energy. (2nd ed.). Elsevier. https://doi.org/10.1016/b978-0-12-819727-1.00063-7

Engine manufacturers contemplate adapting technical modifications, exhaust after-treatment options and a shift towards novel combustion concepts. The present study establishes a platform to portray the performance-emission-stability responses of a di... Read More about Biodiesel: Emissions and Control, Challenges, Potential and Prospects.

The Key Techno-Economic and Manufacturing Drivers for Reducing the Cost of Power-to-Gas and a Hydrogen-Enabled Energy System (2021)
Journal Article
Bristowe, G., & Smallbone, A. (2021). The Key Techno-Economic and Manufacturing Drivers for Reducing the Cost of Power-to-Gas and a Hydrogen-Enabled Energy System. Hydrogen, 2(3), 273-300. https://doi.org/10.3390/hydrogen2030015

Water electrolysis is a process which converts electricity into hydrogen and is seen as a key technology in enabling a net-zero compatible energy system. It will enable the scale-up of renewable electricity as a primary energy source for heating, tra... Read More about The Key Techno-Economic and Manufacturing Drivers for Reducing the Cost of Power-to-Gas and a Hydrogen-Enabled Energy System.

The performance and efficiency of novel oxy-hydrogen-argon gas power cycles for zero emission power generation (2021)
Journal Article
Hodgson, M., Roy, S., Roskilly, A. P., & Smallbone, A. (2021). The performance and efficiency of novel oxy-hydrogen-argon gas power cycles for zero emission power generation. Energy Conversion and Management, 244, Article 114510. https://doi.org/10.1016/j.enconman.2021.114510

This study investigates the performance and efficiency of closed-loop oxy-hydrogen Brayton power cycles through numerical modelling and simulation. Coupled with storage hydrogen and oxygen produced by a water-electrolysis system, these cycles have th... Read More about The performance and efficiency of novel oxy-hydrogen-argon gas power cycles for zero emission power generation.

Investigation of performance of free-piston engine generator with variable-scavenging-timing technology under unsteady operation condition (2021)
Journal Article
Cheng, Z., Jia, B., Xin, Z., Feng, H., Zuo, Z., Smallbone, A., & Roskilly, A. P. (2021). Investigation of performance of free-piston engine generator with variable-scavenging-timing technology under unsteady operation condition. Applied Thermal Engineering, 196, Article 117288. https://doi.org/10.1016/j.applthermaleng.2021.117288

A substantial number of free-piston engine generators still use cross scavenging, which limits scavenging quality and performance under unsteady condition. Variable-scavenging-timing technology is a novel method to change the fixed scavenging process... Read More about Investigation of performance of free-piston engine generator with variable-scavenging-timing technology under unsteady operation condition.

An overview of solutions for airborne viral transmission reduction related to HVAC systems including liquid desiccant air-scrubbing (2021)
Journal Article
Giampieri, A., Ling-Chin, J., Ma, Z., Roskilly, A. P., & Smallbone, A. J. (in press). An overview of solutions for airborne viral transmission reduction related to HVAC systems including liquid desiccant air-scrubbing. https://doi.org/10.31224/osf.io/qsdfr. Manuscript submitted for publication

The world is facing on-going challenges due to the spread of the coronavirus SARS-CoV-2, which is affecting the health of people worldwide and the economy of countries. Social distancing, lockdown and quarantine measures have been implemented globall... Read More about An overview of solutions for airborne viral transmission reduction related to HVAC systems including liquid desiccant air-scrubbing.

Parametric analysis of a semi-closed-loop linear joule engine generator using argon and oxy-hydrogen combustion (2021)
Journal Article
Ngwaka, U., Wu, D., Happian-Smith, J., Jia, B., Smallbone, A., Diyoke, C., & Roskilly, A. P. (2021). Parametric analysis of a semi-closed-loop linear joule engine generator using argon and oxy-hydrogen combustion. Energy, 217, Article 119357. https://doi.org/10.1016/j.energy.2020.119357

The paper introduces a novel semi-closed-loop Linear Joule Engine Generator (LJEG) using argon as the major working fluid and oxy-hydrogen combustion for heat addition. The linear compressor and expander in the LJEG apply double-acting piston configu... Read More about Parametric analysis of a semi-closed-loop linear joule engine generator using argon and oxy-hydrogen combustion.