BRUNO CARDENAS's Outputs (13)

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. (in press). 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,

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.

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.

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.

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.

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., Garvey, S., 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.

Energy storage capacity vs. renewable penetration: A study for the UK (2021)
Journal Article
Rouse, J., Xu, W., Garvey, S., Hoskin, A., Swinfen-Styles, L., & Cárdenas, B. (2021). Energy storage capacity vs. renewable penetration: A study for the UK. Renewable Energy, 171, 849-867. https://doi.org/10.1016/j.renene.2021.02.149

This paper explores how the requirement for energy storage capacity will grow as the penetration of renewables increases. The UK’s electric grid is used as a case study. The paper aims to provide insight on what is the most economical solution to dec... Read More about Energy storage capacity vs. renewable penetration: A study for the UK.

A load-based approach for optimizing a packed-bed thermal store (2019)
Journal Article
Cárdenas, B., & Garvey, S. D. (2019). A load-based approach for optimizing a packed-bed thermal store. Journal of Energy Storage, 25, Article 100835. https://doi.org/10.1016/j.est.2019.100835

This paper presents a load-based optimization approach for improving the efficiency of a packed bed. The optimization is based on splitting the work-cycle of the thermal store into two frequency components: low and high. A packed bed is designed for... Read More about A load-based approach for optimizing a packed-bed thermal store.

Techno-economic optimization of a packed-bed for utility-scale energy storage (2019)
Journal Article
Cárdenas, B., Davenne, T., Wang, J., Ding, Y., Jin, Y., Chen, H., Wu, Y., & Garvey, S. (2019). Techno-economic optimization of a packed-bed for utility-scale energy storage. Applied Thermal Engineering, 153, 206-220. https://doi.org/10.1016/j.applthermaleng.2019.02.134

The optimization of a packed bed for utility-scale applications is presented in this paper. The effects that particle size, aspect ratio and storage mass have on the roundtrip exergy efficiency of the store are thoroughly analysed. The paper seeks to... Read More about Techno-economic optimization of a packed-bed for utility-scale energy storage.

A sign-preserving filter for signal decomposition (2018)
Journal Article
Cárdenas, B., Davenne, T. R., & Garvey, S. (2018). A sign-preserving filter for signal decomposition. Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering, https://doi.org/10.1177/0959651818811182

There are optimization problems in which an improvement in performance or a reduction in cost can be attained if the input signal of the system is split into multiple components. Splitting the signal allows customizing the design of the system’s hard... Read More about A sign-preserving filter for signal decomposition.

Load optimization for reducing the cost of an electric vehicle’s battery pack (2018)
Journal Article
Cárdenas, B., & Garvey, S. D. (2018). Load optimization for reducing the cost of an electric vehicle’s battery pack. Journal of Energy Storage, 20, 254-263. https://doi.org/10.1016/j.est.2018.09.018

This paper presents a study on the cost-optimization of the battery pack of a Nissan Leaf. The optimization is based on decomposing the load that the battery pack experiences into two components (low and high frequency), each of which will be handled... Read More about Load optimization for reducing the cost of an electric vehicle’s battery pack.

A series hybrid “real inertia” energy storage system (2018)
Journal Article
Rouse, J., Garvey, S., Cárdenas, B., & Davenne, T. (2018). A series hybrid “real inertia” energy storage system. Journal of Energy Storage, 20, 1-15. https://doi.org/10.1016/j.est.2018.08.006

The wide scale market penetration of numerous renewable energy technologies is dependent, at least in part, on developing reliable energy storage methods that can alleviate concerns over potentially interrupted and uncertain supplies. Many challenges... Read More about A series hybrid “real inertia” energy storage system.