Outputs (13)

Design procedure and optimisation methodology of permanent magnet synchronous machines with direct slot cooling for aviation electrification (2022)
Journal Article
Tameemi, A., Degano, M., Murataliyev, M., Di Nardo, M., Valente, G., Gerada, D., Xu, Z., & Gerada, C. (2023). Design procedure and optimisation methodology of permanent magnet synchronous machines with direct slot cooling for aviation electrification. IET Electric Power Applications, 17(4), 421-561. https://doi.org/10.1049/elp2.12281

Electric machines are widely employed in a variety of sectors, including automotive and aerospace industry. With the rising trend towards electrification in aviation, electric machines with increased power density and efficiency are becoming key enab... Read More about Design procedure and optimisation methodology of permanent magnet synchronous machines with direct slot cooling for aviation electrification.

Surface Permanent Magnet Synchronous Machines: High Speed Design and Limits (2022)
Journal Article
Gallicchio, G., Nardo, M. D., Palmieri, M., Ilkhani, M. R., Degano, M., Gerada, C., & Cupertino, F. (2023). Surface Permanent Magnet Synchronous Machines: High Speed Design and Limits. IEEE Transactions on Energy Conversion, 38(2), 1311-1324. https://doi.org/10.1109/tec.2022.3225224

Surface permanent magnet synchronous machines are one of the most widely adopted machine topologies in high-speed applications where efficiency and power factor cannot be compromised. Although the design of such machine type has been extensively inve... Read More about Surface Permanent Magnet Synchronous Machines: High Speed Design and Limits.

Comparison of Aluminium and Copper Conductors in Hairpin Winding Design for High Power Density Traction Motors (2022)
Presentation / Conference Contribution
Petrelli, G., Cui, M., Zou, T., Sala, G., La Rocca, A., Barater, D., Franceschini, G., Gerada, D., Degano, M., & Gerada, C. (2022, September). Comparison of Aluminium and Copper Conductors in Hairpin Winding Design for High Power Density Traction Motors. Presented at International Conference on Electrical Machines (ICEM 2022), Valencia, Spain

Hairpin windings are becoming current/next generation solutions for traction motors of electric vehicles due to inherently reduced DC power losses and improved heat dissipation capability compared with random windings. Copper-based conductor has been... Read More about Comparison of Aluminium and Copper Conductors in Hairpin Winding Design for High Power Density Traction Motors.

2-DOF Decoupled Discrete Current Control for AC Drives at Low Sampling-to-Fundamental Frequency Ratios (2022)
Journal Article
Wang, M., Buticchi, G., Li, J., Gu, C., Gerada, D., Degano, M., Xu, L., Li, Y., Zhang, H., & Gerada, C. (2023). 2-DOF Decoupled Discrete Current Control for AC Drives at Low Sampling-to-Fundamental Frequency Ratios. IEEE Transactions on Transportation Electrification, 9(2), 2048-2058. https://doi.org/10.1109/TTE.2022.3210909

In high performance drive systems, wide bandwidth and reference tracking accuracy of current control loop are fundamental requirements. The conventional PI controller provides robustness against the machine parameter mismatching and zero steady-state... Read More about 2-DOF Decoupled Discrete Current Control for AC Drives at Low Sampling-to-Fundamental Frequency Ratios.

Power Loss and Performance Analysis of a Permanent Magnet Synchronous Motor for Actuator Applications (2022)
Presentation / Conference Contribution
Tameemi, A., Degano, M., Di Nardo, M., Murataliyev, M., Gerada, D., Xu, Z., & Gerada, C. (2022, September). Power Loss and Performance Analysis of a Permanent Magnet Synchronous Motor for Actuator Applications. Presented at 2022 International Conference on Electrical Machines (ICEM), Valencia, Spain

Permanent magnet synchronous motors are very suitable in applications demanding high power density with high performance requirements, such as in aerospace actuators. Achieving high performance targets while keeping the total weight of the electrical... Read More about Power Loss and Performance Analysis of a Permanent Magnet Synchronous Motor for Actuator Applications.

Comparison of AC Losses in the Winding of Electrical Machines with Fixed Strands Positions, Fixed Conductor Shapes and Random Winding (2022)
Journal Article
Bardalai, A., Gerada, D., Zou, T., Degano, M., Zhang, C., & Gerada, C. (2022). Comparison of AC Losses in the Winding of Electrical Machines with Fixed Strands Positions, Fixed Conductor Shapes and Random Winding. Energies, 15(15), Article 5701. https://doi.org/10.3390/en15155701

In high performance electric machines, the increase of fundamental frequency leads to additional losses in the winding due to parasitic effects such as the associated skin and proximity effects. In the first part, this paper presents an investigation... Read More about Comparison of AC Losses in the Winding of Electrical Machines with Fixed Strands Positions, Fixed Conductor Shapes and Random Winding.

Accurate analytical model for Synchronous Reluctance Machine with multiple flux barriers considering the slotting effect (2022)
Journal Article
Gallardo, C., Tapia, J. A., Degano, M., & Mahmoud, H. (2022). Accurate analytical model for Synchronous Reluctance Machine with multiple flux barriers considering the slotting effect. IEEE Transactions on Magnetics, 58(9), Article 8107709. https://doi.org/10.1109/tmag.2022.3189483

This article presents an accurate analytical model (AM) for synchronous reluctance machine (SynRM) that incorporates the effect of stator slots on the air gap flux density and torque waveforms. From the formulation of magnetic potential in the air ga... Read More about Accurate analytical model for Synchronous Reluctance Machine with multiple flux barriers considering the slotting effect.

Decoupled Discrete Current Control for AC Drives at Low Sampling-to-Fundamental Frequency Ratios (2022)
Journal Article
Wang, M., Buticchi, G., Li, J., Gu, C., Gerada, D., Degano, M., Xu, L., Li, Y., Zhang, H., & Geradab, C. (2022). Decoupled Discrete Current Control for AC Drives at Low Sampling-to-Fundamental Frequency Ratios. IEEE Journal of Emerging and Selected Topics in Power Electronics, 11(2), https://doi.org/10.1109/jestpe.2022.3179184

Implementation of proportional-integral (PI) controllers in synchronous reference frame (SRF) is a well-established current control solution for electric drives. It is a general and effective method in digital control as long as the ratio of Sampling... Read More about Decoupled Discrete Current Control for AC Drives at Low Sampling-to-Fundamental Frequency Ratios.

High Speed Permanent Magnet Assisted Synchronous Reluctance Machines - Part I: A General Design Approach (2022)
Journal Article
Gallicchio, G., Di Nardo, M., Palmieri, M., Marfoli, A., Degano, M., Gerada, C., & Cupertino, F. (2022). High Speed Permanent Magnet Assisted Synchronous Reluctance Machines - Part I: A General Design Approach. IEEE Transactions on Energy Conversion, 37(4), 1-1. https://doi.org/10.1109/tec.2022.3176382

The design of synchronous reluctance machines with and without permanent magnets assistance constitutes a challenging engineering task due to the numerous design variables and performance indexes to be considered. The design complexity increases even... Read More about High Speed Permanent Magnet Assisted Synchronous Reluctance Machines - Part I: A General Design Approach.

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.