Considerations on the effects that core material machining has on an electrical machine's performance

Al-Timimy, A.; Vakil, Gaurang; Degano, Michele; Giangrande, Paolo; Gerada, Chris; Galea, Michael

doi:10.1109/TEC.2018.2808041

All Outputs (8)

A resolver-to-digital conversion method based on third-order rational fraction polynomial approximation for PMSM control (2018)
Journal Article
Wang, S., Kang, J., Degano, M., & Buticchi, G. (2018). A resolver-to-digital conversion method based on third-order rational fraction polynomial approximation for PMSM control. IEEE Transactions on Industrial Electronics, 66(8), 6383-6392. https://doi.org/10.1109/TIE.2018.2884209

—In this paper, a cost-effective and highly accurate resolver-to-digital conversion (RDC) method is presented. The core of the idea is to apply a third-order rational fraction polynomial approximation (TRFPA) for the conversion of sinusoidal signals... Read More about A resolver-to-digital conversion method based on third-order rational fraction polynomial approximation for PMSM control.

Synchronous Reluctance Motor Iron Losses: Analytical Model and Optimization (2018)
Presentation / Conference Contribution
Mahmoud, H., Degano, M., Bacco, G., Bianchi, N., & Gerada, C. (2018). Synchronous Reluctance Motor Iron Losses: Analytical Model and Optimization. In 2018 IEEE Energy Conversion Congress and Exposition (ECCE) (1640-1647). https://doi.org/10.1109/ECCE.2018.8558292

The complex rotor structure of synchronous reluctance machines causes a high harmonic content in the air-gap flux density and then flux density fluctuations in different iron parts. The importance of determining accurately the total iron losses in th... Read More about Synchronous Reluctance Motor Iron Losses: Analytical Model and Optimization.

Multi-port power conversion systems for the more electric aircraft (2018)
Presentation / Conference Contribution
Gu, C., Zhang, H., Buticchi, G., Sala, G., Galassini, A., Papadopoulos, S., & Degano, M. (2018). Multi-port power conversion systems for the more electric aircraft. . https://doi.org/10.1109/IECON.2018.8592915

In the framework of the More Electric Aircraft (MEA), weight reduction and energy efficiency constitute the key figures. In addition to these requirements, the safety and the continuity of operation is of critical importance. These sets of desired fe... Read More about Multi-port power conversion systems for the more electric aircraft.

A Novel Newton-Raphson-Based Searching Method for the MTPA Control of Pmasynrm Considering Magnetic and Cross Saturation (2018)
Presentation / Conference Contribution
Wang, S., Degano, M., Kang, J., Galassini, A., & Gerada, C. (2018). A Novel Newton-Raphson-Based Searching Method for the MTPA Control of Pmasynrm Considering Magnetic and Cross Saturation. In Proceedings 2018 XIII International Conference on Electrical Machines (ICEM) (1360-1366). https://doi.org/10.1109/ICELMACH.2018.8506853

Maximum torque per ampere control (MTPA) takes full advantage of the reluctance torque aiming at the minimum copper loss, which can increase the torque output under the minimum current conditions. The traditional MTPA method makes use of equations wi... Read More about A Novel Newton-Raphson-Based Searching Method for the MTPA Control of Pmasynrm Considering Magnetic and Cross Saturation.

Eccentric reluctance and permanent magnets synchronous machines comparison (2018)
Journal Article
Mahmoud, H., Bianchi, N., Degano, M., Al-Ani, M., & Gerada, C. (2018). Eccentric reluctance and permanent magnets synchronous machines comparison. IEEE Transactions on Industry Applications, 54(6), 5760-5771. https://doi.org/10.1109/TIA.2018.2848278

This paper deals with a comparative study between reluctance (REL), permanent magnet assisted reluctance (PMAREL), and surface mounted permanent magnet synchronous machines with rotor eccentricity. Static, dynamic, and combined eccentricity cases are... Read More about Eccentric reluctance and permanent magnets synchronous machines comparison.

Design and losses analysis of a high power density machine for flooded pump applications (2018)
Journal Article
Al-Timimy, A., Giangrande, P., Degano, M., Zeyuan, X., Galea, M., Gerada, C., Lo Calzo, G., Zhang, H., & Xia, L. (2019). Design and losses analysis of a high power density machine for flooded pump applications. IEEE Transactions on Industry Applications, 54(4), 3260-3270. https://doi.org/10.1109/TIA.2018.2821623

This paper describes the design process of a 10 kW 19000 rpm high power density surface mounted permanent magnet synchronous machine for a directly coupled pump application. In order to meet the required specifications, a compact machine, with coolin... Read More about Design and losses analysis of a high power density machine for flooded pump applications.

Synchronous reluctance motor iron losses: considering machine non-linearity at MTPA, FW, and MTPV operating conditions (2018)
Journal Article
Mahmoud, H., Bacco, G., Degano, M., Bianchi, N., & Gerada, C. (2018). Synchronous reluctance motor iron losses: considering machine non-linearity at MTPA, FW, and MTPV operating conditions. IEEE Transactions on Energy Conversion, 33(3), 1402-1410. https://doi.org/10.1109/TEC.2018.2811543

Synchronous reluctance machine has high flux density fluctuations in the iron due to the high harmonics results from the rotor anisotropy. Thus, an accurate computation of the iron losses is of paramount importance, especially during the design stage... Read More about Synchronous reluctance motor iron losses: considering machine non-linearity at MTPA, FW, and MTPV operating conditions.

Considerations on the effects that core material machining has on an electrical machine's performance (2018)
Journal Article
Al-Timimy, A., Vakil, G., Degano, M., Giangrande, P., Gerada, C., & Galea, M. (2018). Considerations on the effects that core material machining has on an electrical machine's performance. IEEE Transactions on Energy Conversion, 33(3), 1154-1163. https://doi.org/10.1109/TEC.2018.2808041

An often-overlooked aspect during the development process of electrical machines, is the validity and accuracy of the machine material properties being used at the design stage. Designers usually consider the data provided by the materials supplier,... Read More about Considerations on the effects that core material machining has on an electrical machine's performance.