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Distributed Magnetic Equivalent Circuit Modelling of Synchronous Machines (2024)
Journal Article
Korman, O., Nardo, M. D., Riccio, J., Murataliyev, M., Degano, M., & Gerada, C. (2024). Distributed Magnetic Equivalent Circuit Modelling of Synchronous Machines. IEEE Transactions on Industry Applications, https://doi.org/10.1109/TIA.2024.3462898

This paper proposes a highly accurate and computationally efficient distributed magnetic equivalent circuit (DMEC) model for synchronous electric machines. The model - based on a two directional flux paths cell element - is derived in a general fashi... Read More about Distributed Magnetic Equivalent Circuit Modelling of Synchronous Machines.

Design and Evaluation of Matrix Rotor Induction Motor for High-Torque Low-Speed Applications (2024)
Journal Article
Madariaga, C., Gallardo, C., Reyes Juan A. Tapia, N., Jara, W., & Degano, M. (2024). Design and Evaluation of Matrix Rotor Induction Motor for High-Torque Low-Speed Applications. IEEE Transactions on Energy Conversion, https://doi.org/10.1109/TEC.2024.3426480

This paper presents the design and evaluation of a new axial-flux low-speed and high-torque matrix-rotor induction machine. Iron wires embedded in a cupper matrix comprise the solid rotor structure. Specific design and sizing equations are provided f... Read More about Design and Evaluation of Matrix Rotor Induction Motor for High-Torque Low-Speed Applications.

Fast Flux Maps Computation of Synchronous Reluctance Machines With and Without Permanent Magnets Assistance (2024)
Journal Article
Gallicchio, G., Nardo, M. D., Cupertino, F., Varvolik, V., Buticchi, G., Degano, M., & Gerada, C. (2024). Fast Flux Maps Computation of Synchronous Reluctance Machines With and Without Permanent Magnets Assistance. IEEE Transactions on Industry Applications, 60(5), 6725-6735. https://doi.org/10.1109/TIA.2024.3403967

This paper proposes a computational efficient and accurate hybrid analytical-finite element (FE) performance prediction methodology for synchronous reluctance (SyR) machines. The hybrid procedure consists in solving the d- and q-axis magnetic equival... Read More about Fast Flux Maps Computation of Synchronous Reluctance Machines With and Without Permanent Magnets Assistance.

Automated Maximum Torque per Ampere Identification for Synchronous Reluctance Machines with Limited Flux Linkage Information (2024)
Journal Article
Wang, S., Varvolik, V., Bao, Y., Aboelhassan, A., Degano, M., Buticchi, G., & Zhang, H. (2024). Automated Maximum Torque per Ampere Identification for Synchronous Reluctance Machines with Limited Flux Linkage Information. Machines, 12(2), Article 96. https://doi.org/10.3390/machines12020096

The synchronous reluctance machine is well-known for its highly nonlinear magnetic saturation and cross-saturation characteristics. For high performance and high-efficiency control, the flux-linkage maps and maximum torque per ampere table are of par... Read More about Automated Maximum Torque per Ampere Identification for Synchronous Reluctance Machines with Limited Flux Linkage Information.

Comprehensive Modulation Strategies for Synchronous Reluctance Motor Drives Used in Weak Grids (2024)
Journal Article
Wang, S., Prystupa, D., Bao, Y., Varvolik, V., Buticchi, G., Zhang, H., & Degano, M. (2024). Comprehensive Modulation Strategies for Synchronous Reluctance Motor Drives Used in Weak Grids. Energies, 17(3), Article 615. https://doi.org/10.3390/en17030615

Synchronous reluctance machines are considered a cost-effective solution for several industrial applications and present potential efficiency benefits compared to induction motors. In industrial applications, power supply oscillations can lead to sho... Read More about Comprehensive Modulation Strategies for Synchronous Reluctance Motor Drives Used in Weak Grids.

Fillet Radius Impact of Rectangular Insulated Wires on PDIV for Turn-to-Turn Insulation of Inverter-Fed Motors (2024)
Journal Article
Naderiallaf, H., Degano, M., Gerada, C., & Gerada, D. (2024). Fillet Radius Impact of Rectangular Insulated Wires on PDIV for Turn-to-Turn Insulation of Inverter-Fed Motors. IEEE Transactions on Dielectrics and Electrical Insulation, 31(4), 2084-2093. https://doi.org/10.1109/tdei.2024.3355032

This contribution elucidates the impact of the fillet radius, a geometric feature of rectangular insulated wires not commonly considered, on the partial discharge inception voltage (PDIV) in low-voltage machine turn-to-turn winding insulation. Initia... Read More about Fillet Radius Impact of Rectangular Insulated Wires on PDIV for Turn-to-Turn Insulation of Inverter-Fed Motors.

Additive manufacturing of Nd-Fe-B permanent magnets and their application in electrical machines (2024)
Journal Article
Wu, J., Korman, O., Di Nardo, M., Degano, M., Gerada, C., Ashcroft, I., J.M. Hague, R., & T. Aboulkhair, N. (2024). Additive manufacturing of Nd-Fe-B permanent magnets and their application in electrical machines. IEEE Access, 12, 138921-138931. https://doi.org/10.1109/ACCESS.2024.3436643

Powder Bed Fusion - Laser Beam (PBF-LB), a form of additive manufacturing (AM) for Nd-Fe-B permanent magnets, is attracting substantial interest for its ability to process functional magnetic materials while capitalizing on AM's design flexibility an... Read More about Additive manufacturing of Nd-Fe-B permanent magnets and their application in electrical machines.