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High Speed Permanent Magnet Assisted Synchronous Reluctance Machine - Part II: Performance Boundaries (2022)
Journal Article
Di Nardo, M., Gallicchio, G., Palmieri, M., Marfoli, A., Degano, M., Gerada, C., & Cupertino, F. (2022). High Speed Permanent Magnet Assisted Synchronous Reluctance Machine - Part II: Performance Boundaries. IEEE Transactions on Energy Conversion, 37(4), 2567-2577. https://doi.org/10.1109/tec.2022.3176383

The insertion of permanent magnets (PMs) within the rotor slots of Synchronous Reluctance Machines (SyRM) is the most common design strategy used to increase significantly their performance. In this paper it is shown how a permanent magnet assisted s... Read More about High Speed Permanent Magnet Assisted Synchronous Reluctance Machine - Part II: Performance Boundaries.

On the Use of Topology Optimization for Synchronous Reluctance Machines Design (2022)
Journal Article
Korman, O., Di Nardo, M., Degano, M., & Gerada, C. (2022). On the Use of Topology Optimization for Synchronous Reluctance Machines Design. Energies, 15(10), Article 3719. https://doi.org/10.3390/en15103719

Synchronous reluctance (SynRel) machines are considered one of the promising and cost-effective solutions to many industrial and mobility applications. Nonetheless, achieving an optimal design is challenging due to the complex correlation between geo... Read More about On the Use of Topology Optimization for Synchronous Reluctance Machines Design.

Analytical Methodology for Eddy Current Loss Simulation in Armature Windings of Synchronous Electrical Machines With Permanent Magnets (2022)
Journal Article
Golovanov, D., Galassini, A., Transi, T., & Gerada, C. (2022). Analytical Methodology for Eddy Current Loss Simulation in Armature Windings of Synchronous Electrical Machines With Permanent Magnets. IEEE Transactions on Industrial Electronics, 69(10), 9761-9770. https://doi.org/10.1109/tie.2022.3161818

This article describes a novel analytical methodology for eddy current losses simulation in the windings of permanent magnet synchronous machines. The methodology is based on subdomain modeling technique in conjunction with solving of ordinary differ... Read More about Analytical Methodology for Eddy Current Loss Simulation in Armature Windings of Synchronous Electrical Machines With Permanent Magnets.

Mild hybridisation of turboprop engine with high-power-density integrated electric drives (2022)
Journal Article
Cossart, G., Chen, Y., Yang, T., Khowja, M., La Rocca, A., Nasir, U., Chowdhury, S., Evans, D., Kember, D., Klonowski, T., Arnaud, Y., Apostin, L., Liger, T., Cossart, G., Vakil, G., Gerada, C., Bozhko, S., Detry, S., Diette, C., & Wheeler, P. (2022). Mild hybridisation of turboprop engine with high-power-density integrated electric drives. IEEE Transactions on Transportation Electrification, 8(4), 4148-4162. https://doi.org/10.1109/TTE.2022.3160153

This paper shares with the aerospace community a case study of turboprop mild hybridisation using a recently developed integrated drive system in the University of Nottingham, UK, within the ACHIEVE project under EU H2020 CleanSky 2 program (project... Read More about Mild hybridisation of turboprop engine with high-power-density integrated electric drives.

Mild Hybridization of Turboprop Engine With High-Power-Density Integrated Electric Drives (2022)
Journal Article
Chen, Y., Yang, T., Khowja, M. R., La Rocca, A., Nasir, U., Chowdhury, S., Evans, D., Kember, D., Klonowski, T., Arnaud, Y., Apostin, L., Liger, T., Cossart, G., Vakil, G., Gerada, C., Bozhko, S., Detry, S., Diette, C., & Wheeler, P. (2022). Mild Hybridization of Turboprop Engine With High-Power-Density Integrated Electric Drives. IEEE Transactions on Transportation Electrification, 8(4), 4148-4162. https://doi.org/10.1109/TTE.2022.3160153

This article shares with the aerospace community a case study of turboprop mild hybridization using a recently developed integrated drive system in the University of Nottingham, U.K., within the ACHIEVE project under EU H2020 CleanSky 2 program (proj... Read More about Mild Hybridization of Turboprop Engine With High-Power-Density Integrated Electric Drives.

Practical Implementation and Associated Challenges of Integrated Torque Limiter (2022)
Presentation / Conference Contribution
Ilkhani, M. R., Syed, S. A., Connor, P. H., Vakil, G., Gerada, C., Rashed, M., & Benarous, M. Practical Implementation and Associated Challenges of Integrated Torque Limiter

Evolving of aircraft design towards further electrification requires safe and fault-free operation of all the components. More electric aircraft are increasingly utilizing electro-mechanical actuators (EMA). EMAs are prone to jamming and subsequent f... Read More about Practical Implementation and Associated Challenges of Integrated Torque Limiter.

Impact of Stator Segmentation on the Performance of Aerospace Propulsion Machines (2022)
Presentation / Conference Contribution
Ramanathan Mathavan Jeyabalan, R. K., Vakil, G., Gerada, D., Gerada, C., & Minshull, J. Impact of Stator Segmentation on the Performance of Aerospace Propulsion Machines. Presented at AeroTech, Pasadena California, United States

Electric machines offering a high power density are required for aerospace applications. Soft magnetic material with a high saturation flux density is one of the key component which is required to realize these power density targets. The need for a h... Read More about Impact of Stator Segmentation on the Performance of Aerospace Propulsion Machines.

Design Optimization of Modular Permanent Magnet Machine with Triple Three-Phase for Aircraft Starter Generator (2022)
Presentation / Conference Contribution
Wang, B., Rocca, A., Vakil, G., Yang, T., & Gerada, C. Design Optimization of Modular Permanent Magnet Machine with Triple Three-Phase for Aircraft Starter Generator. Presented at AeroTech

Permanent magnet (PM) electrical machine has far-reaching impacts in aviation electrification due to the continuous development in high power density and high efficiency electrical drives. The primary barrier to acceptance of permanent magnet machine... Read More about Design Optimization of Modular Permanent Magnet Machine with Triple Three-Phase for Aircraft Starter Generator.

Profiling the Eddy Current Losses Variations of High-Speed Permanent Magnet Machines in Plug-in Hybrid Electric Vehicles (2022)
Journal Article
Huang, Z., Tang, M., Golovanov, D., Yang, T., Herring, S., Zanchetta, P., & Gerada, C. (2022). Profiling the Eddy Current Losses Variations of High-Speed Permanent Magnet Machines in Plug-in Hybrid Electric Vehicles. IEEE Transactions on Transportation Electrification, 8(3), 3451--3463. https://doi.org/10.1109/TTE.2022.3152845

High-speed permanent magnet (PM) machines have been recognized as a popular choice for plug-in hybrid electric vehicles (PHEVs). Although high-speed operation can enhance the machine power density, more rotor eddy current losses can be expected. Thos... Read More about Profiling the Eddy Current Losses Variations of High-Speed Permanent Magnet Machines in Plug-in Hybrid Electric Vehicles.

A Low-Complexity Modulated Model Predictive Torque and Flux Control Strategy for PMSM Drives Without Weighting Factor (2022)
Journal Article
Nasr, A., Gu, C., Buticchi, G., Bozhko, S., & Gerada, C. (2023). A Low-Complexity Modulated Model Predictive Torque and Flux Control Strategy for PMSM Drives Without Weighting Factor. IEEE Journal of Emerging and Selected Topics in Power Electronics, 11(2), 1305-1316. https://doi.org/10.1109/jestpe.2022.3152652

This article proposes a modulated model predictive torque and flux control (M2PTFC) method with low complexity for a two-level voltage source inverter (2L-VSI)-fed permanent magnet synchronous motor (PMSM). The proposed strategy aims to reduce the co... Read More about A Low-Complexity Modulated Model Predictive Torque and Flux Control Strategy for PMSM Drives Without Weighting Factor.