Professor SEAMUS GARVEY's Outputs (51)

Ice-source heat pump for residential heating: A case study on energy storage and pipeline repurposing in the UK (2025)
Journal Article
Mehdipour, R., Garvey, S., Cardenas, B., Baniamerian, Z., & J. Wood, C. (2025). Ice-source heat pump for residential heating: A case study on energy storage and pipeline repurposing in the UK. Case Studies in Thermal Engineering, 73, Article 106579. https://doi.org/10.1016/j.csite.2025.106579

Transitioning from natural gas to cleaner heating methods is crucial for reducing carbon emissions. Heat pumps, which extract heat from air, water, or geothermal sources, offer an efficient alternative but significantly increase peak electricity dema... Read More about Ice-source heat pump for residential heating: A case study on energy storage and pipeline repurposing in the UK.

Design of a Combined Heat Store and Heat Exchanger for CAES Systems (2025)
Journal Article
Research, O., Cardenas, B., Garvey, S., Rouse, J., Baniamerian, Z., Pottie, D., Barbour, E., & Cardenas, B. (2025). Design of a Combined Heat Store and Heat Exchanger for CAES Systems. IET Renewable Power Generation, 19(1), Article e70064. https://doi.org/10.1049/rpg2.70064

A combined heat store and heat exchanger unit (HSX) intended for compressed air energy storage (CAES) is presented. The unit is directly charged by the pressurised air emerging from the compression train, which removes the need for a secondary low-pr... Read More about Design of a Combined Heat Store and Heat Exchanger for CAES Systems.

Heat pumps' impact on the requirement for grid-scale energy storage in the UK (2025)
Journal Article
Cárdenas, B., Garvey, S., Baniamerian, Z., & Mehdipour, R. (2025). Heat pumps' impact on the requirement for grid-scale energy storage in the UK. Renewable Energy, 247, Article 123020. https://doi.org/10.1016/j.renene.2025.123020

This paper explores the potential effect that the widespread utilisation of heat pumps in the UK could have on a future 100% renewable-based electricity grid and the requirement for energy storage capacity. The study considers different penetrations... Read More about Heat pumps' impact on the requirement for grid-scale energy storage in the UK.

Integrated energy storage and transmission solutions: Evaluating hydrogen, ammonia, and compressed air for offshore wind power delivery (2025)
Journal Article
Baniamerian, Z., Garvey, S., Rouse, J., Mehdipour, R., & Cárdenas, B. (2025). Integrated energy storage and transmission solutions: Evaluating hydrogen, ammonia, and compressed air for offshore wind power delivery. Journal of Energy Storage, 118, Article 116254. https://doi.org/10.1016/j.est.2025.116254

This paper introduces a novel dual-purpose transmission system that integrates power transmission and energy storage using hydrogen, ammonia, and compressed air—an area largely unexplored in the literature. Unlike conventional cable transmission, whi... Read More about Integrated energy storage and transmission solutions: Evaluating hydrogen, ammonia, and compressed air for offshore wind power delivery.

Heat pumps and the requirement for grid-scale energy storage in the UK (2025)
Presentation / Conference Contribution
Cardenas, B., Garvey, S., Baniamerian, Z., & Mehdipour, R. (2024, December). Heat pumps and the requirement for grid-scale energy storage in the UK. Presented at IET Powering Net Zero (PNZ 2024), Birmingham

In this paper we study the effect that the electrification of heat demand through the use of air-source heat pumps could have on a future zero-carbon electricity grid in the UK and the requirement for grid-scale energy storage. The study considers di... Read More about Heat pumps and the requirement for grid-scale energy storage in the UK.

The Effect of Wind Turbines’ Load Factor on the Overall Cost of Electricity (2024)
Presentation / Conference Contribution
Cardenas, B., Garvey, S., Baniamerian, Z., & Mehdipour, R. (2024, July). The Effect of Wind Turbines’ Load Factor on the Overall Cost of Electricity. Presented at 8th Offshore Energy and Storage Symposium (OSES 2024), New Bedford, USA

The load factor of wind turbines has a strong effect on the wider electricity system. As the rated wind speed of turbines reduces, the load factor increases. This allows wind farms to generate constant power for longer periods of time, which in turn... Read More about The Effect of Wind Turbines’ Load Factor on the Overall Cost of Electricity.

A comparative study on the performance of ice-source heat pumps versus other heat source heat pumps: A case study in the UK (2024)
Journal Article
Mehdipour, R., Garvey, S., Baniamerian, Z., & Cardenas, B. (2024). A comparative study on the performance of ice-source heat pumps versus other heat source heat pumps: A case study in the UK. Renewable Energy, 237(Part C), Article 121867. https://doi.org/10.1016/j.renene.2024.121867

Eliminating natural gas as a fuel for heating residential and industrial units is crucial for reducing environmental pollutants. The challenge lies in finding alternative heating systems and repurposing existing infrastructures, like gas pipes. This... Read More about A comparative study on the performance of ice-source heat pumps versus other heat source heat pumps: A case study in the UK.

Ice source heat pump system for energy supply via gas pipelines – Part1: Performance analysis in residential units (2024)
Journal Article
Mehdipour, R., Garvey, S., Baniamerian, Z., & Cardenas, B. (2024). Ice source heat pump system for energy supply via gas pipelines – Part1: Performance analysis in residential units. Energy, 309, Article 132974. https://doi.org/10.1016/j.energy.2024.132974

This study evaluates the performance of heat pumps using water or ice as the heat source, with energy transferred via repurposed gas delivery pipes. The proposed system offers significant benefits for urban energy networks, particularly in densely po... Read More about Ice source heat pump system for energy supply via gas pipelines – Part1: Performance analysis in residential units.

Improving the performance of a shell and tube latent heat thermal energy storage through modifications of heat transfer pipes: A comprehensive investigation on various configurations (2024)
Journal Article
Ali, A. M., Bagdanavicius, A., Barbour, E. R., Pottie, D. L., Garvey, S., Rouse, J., & Baniamerian, Z. (2024). Improving the performance of a shell and tube latent heat thermal energy storage through modifications of heat transfer pipes: A comprehensive investigation on various configurations. Journal of Energy Storage, 96, Article 112678. https://doi.org/10.1016/j.est.2024.112678

The modification of the geometric configurations of heat transfer pipes in shell and tube Latent Heat Thermal Energy Storage (LHTES) systems not only enhances the melting process of the phase change material (PCM) but also improves the overall perfor... Read More about Improving the performance of a shell and tube latent heat thermal energy storage through modifications of heat transfer pipes: A comprehensive investigation on various configurations.

How pressure affects costs of power conversion machinery in compressed air energy storage; Part I: Compressors and expanders (2024)
Journal Article
Baniamerian, Z., Garvey, S., Rouse, J., Cárdenas, B., Pottie, D. L., Barbour, E. R., & Bagdanavicius, A. (2024). How pressure affects costs of power conversion machinery in compressed air energy storage; Part I: Compressors and expanders. Journal of Energy Storage, 89, Article 111791. https://doi.org/10.1016/j.est.2024.111791

This study addresses a critical economic aspect in compressed air energy storage that has not been discussed much in existing literature: the impact of operating pressure on machinery capital cots. It aims to answer whether the cost per unit of power... Read More about How pressure affects costs of power conversion machinery in compressed air energy storage; Part I: Compressors and expanders.

How pressure affects costs of power conversion machinery in compressed air energy storage; part II: Heat exchangers (2024)
Journal Article
Baniamerian, Z., Garvey, S., Rouse, J., Cárdenas, B., Pottie, D. L., Barbour, E. R., & Bagdanavicius, A. (2024). How pressure affects costs of power conversion machinery in compressed air energy storage; part II: Heat exchangers. Journal of Energy Storage, 86(Pt A), Article 111138. https://doi.org/10.1016/j.est.2024.111138

In the field of compressed air energy storage, a critical economic aspect that has been overlooked in existing literature relates to the influence of storage pressure on the capital cost of power conversion system. In Part I, a comprehensive study wa... Read More about How pressure affects costs of power conversion machinery in compressed air energy storage; part II: Heat exchangers.

Adiabatic Compressed Air Energy Storage system performance with application-oriented designed axial-flow compressor (2024)
Journal Article
Pottie, D. L., Oliveira, M. M., Cardenas, B., Baniamerian, Z., Garvey, S., Rouse, J., Hough, E., Bagdanavicius, A., Ali, A. M., Eames, P., & Barbour, E. R. (2024). Adiabatic Compressed Air Energy Storage system performance with application-oriented designed axial-flow compressor. Energy Conversion and Management, 304, Article 118233. https://doi.org/10.1016/j.enconman.2024.118233

Medium and long-duration energy storage systems are expected to play a critical role in the transition towards electrical grids powered by renewable energy sources. ACAES is a promising solution, capable of handling power and energy ratings over hund... Read More about Adiabatic Compressed Air Energy Storage system performance with application-oriented designed axial-flow compressor.

A directly charged thermal store for compressed air energy storage systems (2023)
Journal Article
Cárdenas, B., & Garvey, S. (2023). A directly charged thermal store for compressed air energy storage systems. Journal of Energy Storage, 71, Article 108183. https://doi.org/10.1016/j.est.2023.108183

This paper discusses the design of a heat storage unit with integrated heat exchangers (TES + HX), which is intended to work in a Compressed Air Energy Storage (CAES) system. The unit can be charged directly by the system's stream of pressurised air,... Read More about A directly charged thermal store for compressed air energy storage systems.

Comparative Analysis of Isochoric and Isobaric Adiabatic Compressed Air Energy Storage (2023)
Journal Article
Pottie, D., Cardenas, B., Garvey, S., Rouse, J., Hough, E., Bagdanavicius, A., & Barbour, E. (2023). Comparative Analysis of Isochoric and Isobaric Adiabatic Compressed Air Energy Storage. Energies, 16(6), Article 2646. https://doi.org/10.3390/en16062646

Adiabatic Compressed Air Energy Storage (ACAES) is regarded as a promising, grid scale, medium-to-long duration energy storage technology. In ACAES, the air storage may be isochoric (constant volume) or isobaric (constant pressure). Isochoric storage... Read More about Comparative Analysis of Isochoric and Isobaric Adiabatic Compressed Air Energy Storage.

The effect of a nuclear baseload in a zero-carbon electricity system: An analysis for the UK (2023)
Journal Article
Cárdenas, B., Ibanez, R., Rouse, J., Swinfen-Styles, L., & Garvey, S. (2023). The effect of a nuclear baseload in a zero-carbon electricity system: An analysis for the UK. Renewable Energy, 205, 256-272. https://doi.org/10.1016/j.renene.2023.01.028

This paper explores the effect of having a nuclear baseload in a 100% carbon-free electricity system The study analyses numerous scenarios based on different penetrations of conventional nuclear, wind and solar PV power, different levels of overgener... Read More about The effect of a nuclear baseload in a zero-carbon electricity system: An analysis for the UK.

Electromechanical Analysis of Low Voltage Faults in a Magnetically Coupled Synchronous Generator Set (2022)
Presentation / Conference Contribution
Tweedy, O. R., Akcay, Y., Giangrande, P., Galea, M., & Garvey, S. D. (2022, September). Electromechanical Analysis of Low Voltage Faults in a Magnetically Coupled Synchronous Generator Set. Presented at 2022 International Conference on Electrical Machines (ICEM), Valencia, Spain

This paper investigates the magneto-mechanical performance of a magnetically coupled, engine driven synchronous generator set exposed to a severe low voltage grid fault. A multi-physics model of a generator, coaxial magnetic coupling and diesel engin... Read More about Electromechanical Analysis of Low Voltage Faults in a Magnetically Coupled Synchronous Generator Set.

Short-, medium-, and long-duration energy storage in a 100% renewable electricity grid: A UK case study (2021)
Journal Article
Cárdenas, B., Swinfen-Styles, L., Rouse, J., & Garvey, S. D. (2021). Short-, medium-, and long-duration energy storage in a 100% renewable electricity grid: A UK case study. Energies, 14(24), Article 8524. https://doi.org/10.3390/en14248524

Energy storage will be required over a wide range of discharge durations in future zero-emission grids, from milliseconds to months. No single technology is well suited for the complete range. Using 9 years of UK data, this paper explores how to comb... Read More about Short-, medium-, and long-duration energy storage in a 100% renewable electricity grid: A UK case study.

Modelling, Analysis and Design Considerations of Multi-Phase Bearingless Permanent Magnet Synchronous Machine (2021)
Presentation / Conference Contribution
Marfoli, A., Nardo, M. D., Garvey, S., Degano, M., Vashisht, R., Turnbull, R., & Gerada, C. (2021, October). Modelling, Analysis and Design Considerations of Multi-Phase Bearingless Permanent Magnet Synchronous Machine. Presented at IEEE Energy Conversion Congress and Exposition (ECCE 2021), Vancouver, BC, Canada

This paper presents a general multi-harmonics analytical model able to predict both torque and force behaviour of a multi-phase permanent magnet synchronous machine. This machine topology can be adopted in bearingless applications and in application... Read More about Modelling, Analysis and Design Considerations of Multi-Phase Bearingless Permanent Magnet Synchronous Machine.

A case study investigation into the risk of fatigue in synchronous flywheel energy stores and ramifications for the design of inertia replacement systems (2021)
Journal Article
Rouse, J. P., Garvey, S. D., Cárdenas, B., Hoskin, A., Swinfen-Styles, L., & Xu, W. (2021). A case study investigation into the risk of fatigue in synchronous flywheel energy stores and ramifications for the design of inertia replacement systems. Journal of Energy Storage, 39, Article 102651. https://doi.org/10.1016/j.est.2021.102651

Flywheels are an attractive energy storage solution for many reasons; high turnaround efficiencies, long cycling lives and high “ramp-up” power rates have all been noted in the literature. Novel flywheel based hybrid energy storage systems have also... Read More about A case study investigation into the risk of fatigue in synchronous flywheel energy stores and ramifications for the design of inertia replacement systems.

Analysis of the tribological interaction of a polytetrafluoroethylene-lined radial lip oil seal, shaft and lubricant sample (2021)
Journal Article
Shabbir, S., Garvey, S. D., Dakka, S. M., Rothwell, B. C., Su, R., Leach, R., & Weston, N. (2022). Analysis of the tribological interaction of a polytetrafluoroethylene-lined radial lip oil seal, shaft and lubricant sample. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, 236(1), 123-143. https://doi.org/10.1177/13506501211005876

To investigate the tribological interaction and wear mechanisms of polytetrafluoroethylene-lined radial lip oil seals in service, a sleeve, seal and lubricant sample taken off a rotating rig are studied. The test was terminated at 72 h, after severe... Read More about Analysis of the tribological interaction of a polytetrafluoroethylene-lined radial lip oil seal, shaft and lubricant sample.