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A nonlinear perturbation study of a shoreface nourishment on a multiply barred beach (2020)
Journal Article
Chen, W. L., & Dodd, N. (2021). A nonlinear perturbation study of a shoreface nourishment on a multiply barred beach. Continental Shelf Research, 214, Article 104317. https://doi.org/10.1016/j.csr.2020.104317

The 1D (cross-shore) nonlinear nourishment-as-a-perturbation model of Chen and Dodd (2019) is extended to include wave streaming and depth-varying mean return flow. This is shown to lead to physically consistent values for the migration rate of small... Read More about A nonlinear perturbation study of a shoreface nourishment on a multiply barred beach.

A parametric study on the performance characteristics of an evacuated flat-plate photovoltaic/thermal (PV/T) collector (2020)
Journal Article
Hu, M., Guo, C., Zhao, B., Ao, X., Suhendri, Cao, J., …Pei, G. (2021). A parametric study on the performance characteristics of an evacuated flat-plate photovoltaic/thermal (PV/T) collector. Renewable Energy, 167, 884-898. https://doi.org/10.1016/j.renene.2020.12.008

An evacuated flat-plate photovoltaic/thermal (E-PV/T) collector was proposed. The inner space of the E-PV/T collector is vacuumed to suppress non-radiative heat losses, thus increasing thermal efficiency of the collector. Therefore, the E-PV/T collec... Read More about A parametric study on the performance characteristics of an evacuated flat-plate photovoltaic/thermal (PV/T) collector.

Task-oriented optimal dimensional synthesis of robotic manipulators with limited mobility (2020)
Journal Article
Russo, M., Raimondi, L., Dong, X., Axinte, D., & Kell, J. (2021). Task-oriented optimal dimensional synthesis of robotic manipulators with limited mobility. Robotics and Computer-Integrated Manufacturing, 69, Article 102096. https://doi.org/10.1016/j.rcim.2020.102096

© 2020 In this article, an optimization method is proposed for the dimensional synthesis of robotic manipulators with limited mobility, i.e. with less than 6 degrees-of-freedom (“DoF”), with a prescribed set of tasks in a constrained environment. Sin... Read More about Task-oriented optimal dimensional synthesis of robotic manipulators with limited mobility.

Real-time target alignment system for high-power high-repetition rate laser operations using a five degree-of-freedom hybrid mechanism (2020)
Journal Article
Karim, S., Piano, S., Branson, D., Santoso, T., Leach, R., & Tolley, M. (2022). Real-time target alignment system for high-power high-repetition rate laser operations using a five degree-of-freedom hybrid mechanism. International Journal of Control, 95(4), 867-885. https://doi.org/10.1080/00207179.2020.1827297

This paper presents a real-time position control solution for the targets used in the high-repetition rate laser operations of large-scale high-power laser facilities. The design of the control system is based on an Abbe-compliant, in-process positio... Read More about Real-time target alignment system for high-power high-repetition rate laser operations using a five degree-of-freedom hybrid mechanism.

Homothetic Design in Synchronous Reluctance Machines and Effects on Torque Ripple (2020)
Journal Article
Murataliyev, M., Degano, M., Di Nardo, M., Bianchi, N., Tessarolo, A., Jara, W., …Gerada, C. (2021). Homothetic Design in Synchronous Reluctance Machines and Effects on Torque Ripple. IEEE Transactions on Energy Conversion, 36(3), 2195-2205. https://doi.org/10.1109/TEC.2020.3042441

This paper presents a novel design concept for Synchronous Reluctance (SynRel) machines aimed at reducing the torque ripple. Two general sizing approaches based on the homothetic scaling principle are defined and compared. An in depth analysis on the... Read More about Homothetic Design in Synchronous Reluctance Machines and Effects on Torque Ripple.

Research and Realization of High-Power Medium-Voltage Active Rectifier Concepts for Future Hybrid-Electric Aircraft Generation (2020)
Journal Article
Trentin, A., Sala, G., Tarisciotti, L., Galassini, A., Degano, M., Connor, P. H., …Gerada, C. (2021). Research and Realization of High-Power Medium-Voltage Active Rectifier Concepts for Future Hybrid-Electric Aircraft Generation. IEEE Transactions on Industrial Electronics, 68(12), 11684-11695. https://doi.org/10.1109/TIE.2020.3040692

In this article, we describe the research and development of a 3 kV active rectifier for a 4 MW aerospace generator drive system demonstrator. The converter is fed by a multiphase high-speed/high-frequency permanent magnet generator. The main aim of... Read More about Research and Realization of High-Power Medium-Voltage Active Rectifier Concepts for Future Hybrid-Electric Aircraft Generation.

A Universal Stiffening Sleeve Designed for All Types of Continuum Robot Systems (2020)
Presentation / Conference Contribution
Fang, Y., Bishop, C., Ba, W., Díez, J. B., Mohammad, A., & Dong, X. (2020). A Universal Stiffening Sleeve Designed for All Types of Continuum Robot Systems. In Towards Autonomous Robotic Systems: 21st Annual Conference, TAROS 2020, Nottingham, UK, September 16, 2020, Proceedings (15-24). https://doi.org/10.1007/978-3-030-63486-5_2

© 2020, Springer Nature Switzerland AG. Continuum robots have been utilized for several light-duty applications, such as minimally invasive surgery in the medical field and inspection in the industry. However, the existing design solutions do not off... Read More about A Universal Stiffening Sleeve Designed for All Types of Continuum Robot Systems.

Hydrogenotrophic Methanogenesis Under Alkaline Conditions (2020)
Journal Article
Wormald, R. M., Rout, S. P., Mayes, W., Gomes, H., & Humphreys, P. (2020). Hydrogenotrophic Methanogenesis Under Alkaline Conditions. Frontiers in Microbiology, 11, Article 614227. https://doi.org/10.3389/fmicb.2020.614227

© Copyright © 2020 Wormald, Rout, Mayes, Gomes and Humphreys. A cement-based geological disposal facility (GDF) is one potential option for the disposal of intermediate level radioactive wastes. The presence of both organic and metallic materials wit... Read More about Hydrogenotrophic Methanogenesis Under Alkaline Conditions.

A Review of Control Techniques in Photovoltaic Systems (2020)
Journal Article
Murillo-Yarce, D., Alarcón-Alarcón, J., Rivera, M., Restrepo, C., Muñoz, J., Baier, C., & Wheeler, P. (2020). A Review of Control Techniques in Photovoltaic Systems. Sustainability, 12(24), 1-22. https://doi.org/10.3390/su122410598

Complex control structures are required for the operation of photovoltaic electrical energy systems. In this paper, a general review of the controllers used for photovoltaic systems is presented. This review is based on the most recent papers present... Read More about A Review of Control Techniques in Photovoltaic Systems.

Fetal cardiac dysfunction in intrahepatic cholestasis of pregnancy is associated with elevated serum bile acid concentrations (2020)
Journal Article
Vasavan, T., Deepak, S., Jayawardane, I. A., Lucchini, M., Martin, C., Geenes, V., …Williamson, C. (2021). Fetal cardiac dysfunction in intrahepatic cholestasis of pregnancy is associated with elevated serum bile acid concentrations. Journal of Hepatology, 74(5), 1087-1096. https://doi.org/10.1016/j.jhep.2020.11.038

Background & Aims: Intrahepatic cholestasis of pregnancy (ICP) is associated with an increased risk of stillbirth. This study aimed to assess the relationship between bile acid concentrations and fetal cardiac dysfunction in patients with ICP who wer... Read More about Fetal cardiac dysfunction in intrahepatic cholestasis of pregnancy is associated with elevated serum bile acid concentrations.

On the Capability of Heat Dissipation in Thermally Aged Electrical Machines (2020)
Presentation / Conference Contribution
Madonna, V., Giangrande, P., & Galea, M. (2020). On the Capability of Heat Dissipation in Thermally Aged Electrical Machines. In 2020 International Conference on Electrical Machines (ICEM) (954-960). https://doi.org/10.1109/icem49940.2020.9270744

Thermal aging is one of the main causes of progressive deterioration of the insulation system in electrical machines. This because the thermo-physical properties of dielectric materials can undergo severe changes when exposed to high temperature. Acc... Read More about On the Capability of Heat Dissipation in Thermally Aged Electrical Machines.

Control Techniques for a Single-Phase Matrix Converter (2020)
Journal Article
Rivera, M., Rojas, S., Restrepo, C., Muñoz, J., Baier, C., & Wheeler, P. (2020). Control Techniques for a Single-Phase Matrix Converter. Energies, 13(23), Article 6337. https://doi.org/10.3390/en13236337

The single-phase matrix converter is an AC-AC power topology which consists of six bidirectional switches and it is considered the key unit in cascade or multilevel configurations. In this paper, a comparison between two control techniques is present... Read More about Control Techniques for a Single-Phase Matrix Converter.

3D Printing as a Technology Enabler for Electrical Machines: Manufacturing and Testing of a Salient Pole Rotor for SRM (2020)
Presentation / Conference Contribution
Gargalis, L., Madonna, V., Giangrande, P., Hardy, M., Ashcroft, I., Galea, M., & Hague, R. (2020). 3D Printing as a Technology Enabler for Electrical Machines: Manufacturing and Testing of a Salient Pole Rotor for SRM. In 2020 International Conference on Electrical Machines (ICEM) (12-18). https://doi.org/10.1109/icem49940.2020.9270737

Among the various technology enablers for modern electrical machines, additive manufacturing plays a key role. The advantage of having a precise control of the shape of ferromagnetic structures, whilst achieving good electromagnetic performance, fits... Read More about 3D Printing as a Technology Enabler for Electrical Machines: Manufacturing and Testing of a Salient Pole Rotor for SRM.

Novel Parameter Identification Method for Lithium-Ion Batteries Based on Curve Fitting (2020)
Presentation / Conference Contribution
Lukic, M., Giangrande, P., Klumpner, C., & Galea, M. (2020). Novel Parameter Identification Method for Lithium-Ion Batteries Based on Curve Fitting. In 2020 IEEE Vehicle Power and Propulsion Conference (VPPC). https://doi.org/10.1109/vppc49601.2020.9330955

This paper describes a new curve-fitting lithium-ion battery parameter identification method for equivalent circuit models. The current pulse/relaxation test is carried out and the corresponding terminal voltage is used for extracting the battery mod... Read More about Novel Parameter Identification Method for Lithium-Ion Batteries Based on Curve Fitting.

A regression-based damage detection method for structures subjected to changing environmental and operational conditions (2020)
Journal Article
Soo Lon Wah, W., Chen, Y. T., & Owen, J. S. (2021). A regression-based damage detection method for structures subjected to changing environmental and operational conditions. Engineering Structures, 228, Article 111462. https://doi.org/10.1016/j.engstruct.2020.111462

© 2020 Elsevier Ltd Damage detection of civil engineering structures during the past decade has focused on eliminating the effects of the changing environmental and operational conditions, from the effects of damage. In the literature, a regression a... Read More about A regression-based damage detection method for structures subjected to changing environmental and operational conditions.

Single Integration for Multi-objective Control (2020)
Presentation / Conference Contribution
Chen, L., Shao, S., Gao, F., Tarisciotti, L., Dragicevic, T., & Wheeler, P. (2020). Single Integration for Multi-objective Control. In 2020 IEEE 9th International Power Electronics and Motion Control Conference (IPEMC2020-ECCE Asia) (1260-1265). https://doi.org/10.1109/IPEMC-ECCEAsia48364.2020.9368108

The saturation issue with paralleled PI controllers in multi-objective control is investigated. Dual-Active-Bridge (DAB) enabled DC micro-grid stabilization is chosen as a case study. The DAB converter has two control objectives: battery current regu... Read More about Single Integration for Multi-objective Control.

Reliability oriented thermal management of aircraft power converters (2020)
Presentation / Conference Contribution
Harikumaran, J., Buticchi, G., MIgliazza, G., Wheeler, P., & Galea, M. (2020). Reliability oriented thermal management of aircraft power converters. In 2020 IEEE 9th International Power Electronics and Motion Control Conference (IPEMC2020-ECCE Asia) (1590-1594). https://doi.org/10.1109/IPEMC-ECCEAsia48364.2020.9367638

On board electrical power generation continue to increase as more aircraft systems are being electrified. Increasingly power converters are the interface of power generation and electrical loads in aircrafts. Reliability of aircraft power electronics... Read More about Reliability oriented thermal management of aircraft power converters.

Porous ceramics: Light in weight but heavy in energy and environment technologies (2020)
Journal Article
Chen, Y., Wang, N., Ola, O., Xia, Y., & Zhu, Y. (2021). Porous ceramics: Light in weight but heavy in energy and environment technologies. Materials Science and Engineering: R: Reports, 143, Article 100589. https://doi.org/10.1016/j.mser.2020.100589

Benefitting from the combined properties of intrinsic ceramic materials and advanced porous configuration, lightweight porous ceramics with porosity ranging from 2.3 to 99% and pore size distribution within 3 nm - 3 mm exhibit low density, large spec... Read More about Porous ceramics: Light in weight but heavy in energy and environment technologies.

Experimental investigation into the integration of solid desiccant packed beds with oscillating heat pipes for energy efficient isothermal adsorption processes (2020)
Journal Article
Yeboah, S. K., & Darkwa, J. (2021). Experimental investigation into the integration of solid desiccant packed beds with oscillating heat pipes for energy efficient isothermal adsorption processes. Thermal Science and Engineering Progress, 21, Article 100791. https://doi.org/10.1016/j.tsep.2020.100791

The heat of adsorption released during physical adsorption of water vapour on solid desiccants increases its surface vapour pressure consequently decreasing its adsorption capacity. In packed beds, this raises the bed temperature subsequently increas... Read More about Experimental investigation into the integration of solid desiccant packed beds with oscillating heat pipes for energy efficient isothermal adsorption processes.