Professor Andrew Smallbone's Outputs (102)

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.

Hydrogen production via ammonia from methane integrated with enhanced oil recovery: A techno-economic analysis (2021)
Journal Article
Gonzalez-Diaz, A., Jiang, L., Gonzalez-Diaz, M., Roskilly, A., & Smallbone, A. (2021). Hydrogen production via ammonia from methane integrated with enhanced oil recovery: A techno-economic analysis. Journal of Environmental Chemical Engineering, 9(2), Article 105050. https://doi.org/10.1016/j.jece.2021.105050

The paper aims to evaluate the hydrogen production from methane, transported as ammonia, and integrated with CO2 utilisation in terms of energy, carbon emission and economic analysis. The common alternative for CO2 utilisation i.e. enhanced oil recov... Read More about Hydrogen production via ammonia from methane integrated with enhanced oil recovery: A techno-economic analysis.

Effect of the stroke-to-bore ratio on the performance of a dual-piston free piston engine generator (2020)
Journal Article
Zhang, Z., Feng, H., Jia, B., Zuo, Z., Smallbone, A., & Roskilly, A. P. (2021). Effect of the stroke-to-bore ratio on the performance of a dual-piston free piston engine generator. Applied Thermal Engineering, 185, https://doi.org/10.1016/j.applthermaleng.2020.116456

The free piston engine generator (FPEG) is considered as one of the next generation efficient energy conversion device because of its compact structure, high geometric power ratio and low pollution. This paper investigated the effect of stroke-to-bor... Read More about Effect of the stroke-to-bore ratio on the performance of a dual-piston free piston engine generator.

Investigation of the optimum operating condition of a dual piston type free piston engine generator during engine cold start-up process (2020)
Journal Article
Feng, H., Zhang, Z., Jia, B., Zuo, Z., Smallbone, A., & Paul Roskilly, A. (2021). Investigation of the optimum operating condition of a dual piston type free piston engine generator during engine cold start-up process. Applied Thermal Engineering, 182, Article 116124. https://doi.org/10.1016/j.applthermaleng.2020.116124

Realization of a novel free-piston engine generator for hybrid electric-vehicle applications (2020)
Journal Article
Smallbone, A., Hanipah, M. R., Jia, B., Scott, T., Heslop, J., Towell, B., Lawrence, C., Roy, S., Vijayalakshmi, S. K., & Roskilly, A. P. (2020). Realization of a novel free-piston engine generator for hybrid electric-vehicle applications. Energy and Fuels, 34(10), 12926-12939. https://doi.org/10.1021/acs.energyfuels.0c01647

Free-piston engine generators (FPEGs) have huge potential to be the principle energy conversion device for generating electricity from fuel as part of a hybrid electric vehicle (EV) powertrain system. The principal advantages lays in the fact that th... Read More about Realization of a novel free-piston engine generator for hybrid electric-vehicle applications.

The development of a screen valve for reciprocating heat pump/engine applications (2020)
Journal Article
Ameen, M. T., Smallbone, A., Roskilly, A. P., & Carpenter, E. (2020). The development of a screen valve for reciprocating heat pump/engine applications. Journal of Renewable and Sustainable Energy, 12(5), https://doi.org/10.1063/5.0007960

A novel screen valve with rectilinear ports is presented for use in advanced high-efficiency compressors, expanders, heat pumps, or engines. The novel design aims to minimize the pumping losses generated as the working gas flows through the valve by... Read More about The development of a screen valve for reciprocating heat pump/engine applications.

PEF plastic synthesized from industrial carbon dioxide and biowaste (2020)
Journal Article
Jiang, L., Gonzalez-Diaz, A., Ling-Chin, J., Malik, A., Roskilly, A., & Smallbone, A. (2020). PEF plastic synthesized from industrial carbon dioxide and biowaste. Nature Sustainability, 3(9), 761-767. https://doi.org/10.1038/s41893-020-0549-y

Polyethylene furandicarboxylate (PEF) is considered as a renewable-based solution to its fossil-based counterpart polyethylene terephthalate (PET). However, due to its lengthy and energy-intensive production process, PEF has not been established at a... Read More about PEF plastic synthesized from industrial carbon dioxide and biowaste.

The development and testing of a free-piston engine generator for hybrid electric vehicle applications (2020)
Book Chapter
Smallbone, A., Roy, S., Shivaprasad, K., Jia, B., & Roskilly, A. P. (2020). The development and testing of a free-piston engine generator for hybrid electric vehicle applications. In Internal Combustion Engines and Powertrain Systems for Future Transport 2019 (45-60). Taylor and Francis

In this work, we present some of the first experimental results along with simulation results obtained in developing and testing a novel dual-piston free-piston engine generator (FPEG), designed for electric- vehicle (EV) range-extender or hybrid pow... Read More about The development and testing of a free-piston engine generator for hybrid electric vehicle applications.

Evaluation of performance characteristics of a novel hydrogen-fuelled free-piston engine generator (2020)
Journal Article
Ngwaka, U., Smallbone, A., Jia, B., Lawrence, C., Towell, B., Roy, S., Kv, S., & Roskilly, A. P. (2021). Evaluation of performance characteristics of a novel hydrogen-fuelled free-piston engine generator. International Journal of Hydrogen Energy, 46(66), 33314-33324. https://doi.org/10.1016/j.ijhydene.2020.02.072

In this work, we present the experimental results obtained from hydrogen fuelled spark-ignited dual piston free-piston engine generator (FPEG) prototype operated in two-stroke and four-stroke mode. The FPEG testing was successfully conducted at 3.7 c... Read More about Evaluation of performance characteristics of a novel hydrogen-fuelled free-piston engine generator.