Professor CHRISTOPHER GERADA's Outputs (46)

Analytical Model of Modular Spoke-Type Permanent Magnet Machines for In-Wheel Traction Applications (2020)
Journal Article
Zhang, H., Hua, W., Gerada, D., Xu, Z., & Gerada, C. (2020). Analytical Model of Modular Spoke-Type Permanent Magnet Machines for In-Wheel Traction Applications. IEEE Transactions on Energy Conversion, 35(3), 1289-1300. https://doi.org/10.1109/tec.2020.2979886

This paper proposes an analytical model of modular spoke-type permanent magnet (MSTPM) machines based on air-gap field modulation (AFM) theory. Firstly, a fundamental AFM model of open-circuit MSTPM machines is introduced. The open-circuit air-gap fi... Read More about Analytical Model of Modular Spoke-Type Permanent Magnet Machines for In-Wheel Traction Applications.

Thermal Model Approach to Multisector Three-Phase Electrical Machines (2020)
Journal Article
Zhang, H., Giangrande, P., Sala, G., Xu, Z., Hua, W., Madonna, V., Gerada, D., & Gerada, C. (2021). Thermal Model Approach to Multisector Three-Phase Electrical Machines. IEEE Transactions on Industrial Electronics, 68(4), 2919-2930. https://doi.org/10.1109/TIE.2020.2977559

© 1982-2012 IEEE. Multisector machines reveal a high fault-tolerant capability, since failure events can be isolated by de-energizing the faulty sector, while the healthy ones contribute in delivering the required power. This article is focused on th... Read More about Thermal Model Approach to Multisector Three-Phase Electrical Machines.

The Role of Neural Networks in Predicting the Thermal Life of Electrical Machines (2020)
Journal Article
Turabee, G., Khowja, M. R., Giangrande, P., Madonna, V., Cosma, G., Vakil, G., Gerada, C., & Galea, M. (2020). The Role of Neural Networks in Predicting the Thermal Life of Electrical Machines. IEEE Access, 8, 40283-40297. https://doi.org/10.1109/ACCESS.2020.2975985

© 2013 IEEE. For a continuous mode of operation, insulating material in an electrical machine is subject to constant thermal, electrical, mechanical and environmental stresses where thermal stress is a major cause of gradual insulation deterioration,... Read More about The Role of Neural Networks in Predicting the Thermal Life of Electrical Machines.

High-Speed Electric Drives: A Step Towards System Design (2020)
Journal Article
Savi, F., Barater, D., Nardo, M. D., Degano, M., Gerada, C., Wheeler, P., & Buticchi, G. (2020). High-Speed Electric Drives: A Step Towards System Design. IEEE Open Journal of the Industrial Electronics Society, 1, 10-21. https://doi.org/10.1109/ojies.2020.2973883

Electric drives applications have been worldwide adopted for the transportation electrification. An electric drive system is constituted by two main components: the power electronics converter and the electrical machine. Traditionally the design work... Read More about High-Speed Electric Drives: A Step Towards System Design.

Speed Ripple Reduction of Direct-Drive PMSM Servo System at Low-Speed Operation Using Virtual Cogging Torque Control Method (2020)
Journal Article
Bu, F., Yang, Z., Gao, Y., Pan, Z., Pu, T., Degano, M., & Gerada, C. (2021). Speed Ripple Reduction of Direct-Drive PMSM Servo System at Low-Speed Operation Using Virtual Cogging Torque Control Method. IEEE Transactions on Industrial Electronics, 68(1), 160-174. https://doi.org/10.1109/tie.2019.2962400

This paper presents a virtual cogging torque (VCT) control method to reduce the speed ripple of direct-drive permanent magnet synchronous machine (DD-PMSM) servo system under low-speed conditions. Compared with other factors, at low speeds, the coggi... Read More about Speed Ripple Reduction of Direct-Drive PMSM Servo System at Low-Speed Operation Using Virtual Cogging Torque Control Method.

Impact of Single and Combined Faults Composed of Rotor Eccentricity and Stator Interturn Short Circuit on Electromagnetic Torque Ripples in Synchronous Generator (2020)
Journal Article
He, Y. L., Zhang, Z. J., Wang, X. L., Gao, P., Gerada, D., Gerada, C., & Vakil, G. (2020). Impact of Single and Combined Faults Composed of Rotor Eccentricity and Stator Interturn Short Circuit on Electromagnetic Torque Ripples in Synchronous Generator. Complexity, 2020, Article 535421. https://doi.org/10.1155/2020/8535421

In order to comprehensively study and identify the electromagnetic torque (EMT) difference among the single static air-gap eccentricity (SAGE) fault, the single stator interturn short circuit fault (SISC), and the combined fault composed of these two... Read More about Impact of Single and Combined Faults Composed of Rotor Eccentricity and Stator Interturn Short Circuit on Electromagnetic Torque Ripples in Synchronous Generator.