Outputs (106)

Suppression of First Side-Band Switching Harmonics Using DC-DC converters with an Advanced Modulation Scheme (2021)
Journal Article
Wang, C., Yang, T., Wang, Z., & Bozhko, S. (2022). Suppression of First Side-Band Switching Harmonics Using DC-DC converters with an Advanced Modulation Scheme. IEEE Transactions on Transportation Electrification, 8(1), 778-787. https://doi.org/10.1109/tte.2021.3090530

The common dc-bus concept has become an attractive solution for future aircraft electrical power systems. This article considers the case where a battery connected dc-dc converter and a permanent magnet generator connected ac-dc converter are supplyi... Read More about Suppression of First Side-Band Switching Harmonics Using DC-DC converters with an Advanced Modulation Scheme.

An Enhanced Virtual Space Vector Modulation Scheme of Three-Level NPC Converters for More-Electric-Aircraft Applications (2021)
Journal Article
Guo, F., Yang, T., Diab, A., Yeoh, S. S., Bozhko, S., & Wheeler, P. (2021). An Enhanced Virtual Space Vector Modulation Scheme of Three-Level NPC Converters for More-Electric-Aircraft Applications. IEEE Transactions on Industry Applications, 57(5), 5239-5251. https://doi.org/10.1109/tia.2021.3085798

Multilevel converters have been used for aircraft electric starter/generator (ESG) systems due to their high power qualities. One of the desirable topologies is the three-level neutral-point-clamped (3L-NPC) converter. Our studied ESG system operates... Read More about An Enhanced Virtual Space Vector Modulation Scheme of Three-Level NPC Converters for More-Electric-Aircraft Applications.

Adaptive Stabilization of a Permanent Magnet Synchronous Generator-Based DC Electrical Power System in More Electric Aircraft (2021)
Journal Article
Suyapan, A., Areerak, K., Bozhko, S., Yeoh, S. S., & Areerak, K. (2021). Adaptive Stabilization of a Permanent Magnet Synchronous Generator-Based DC Electrical Power System in More Electric Aircraft. IEEE Transactions on Transportation Electrification, 7(4), 2965-2975. https://doi.org/10.1109/tte.2021.3081161

Most loads of electrical power systems on a more electric aircraft (MEA) are regulated power converters. These loads behave as constant power loads (CPLs) that can significantly affect system stability. The system will become unstable and will be una... Read More about Adaptive Stabilization of a Permanent Magnet Synchronous Generator-Based DC Electrical Power System in More Electric Aircraft.

Power Quality Improvement Using an Active Power Sharing Scheme in More Electric Aircraft (2021)
Journal Article
Wang, C., Yang, T., Hussaini, H., Huang, Z., & Bozhko, S. (2022). Power Quality Improvement Using an Active Power Sharing Scheme in More Electric Aircraft. IEEE Transactions on Industrial Electronics, 69(4), 3588-3598. https://doi.org/10.1109/tie.2021.3076401

This paper proposed a harmonic suppression scheme that used a DC-DC converter as an active harmonic injector to cancel voltage harmonics on the HVDC bus within a hybrid power generation centre (HPGC). A permanent magnet synchronous generator and a ba... Read More about Power Quality Improvement Using an Active Power Sharing Scheme in More Electric Aircraft.

Electric/Hybrid-Electric Aircraft Propulsion Systems (2021)
Journal Article
Wheeler, P., Sirimanna, T. S., Bozhko, S., & Haran, K. S. (2021). Electric/Hybrid-Electric Aircraft Propulsion Systems. Proceedings of the IEEE, 109(6), 1115-1127. https://doi.org/10.1109/jproc.2021.3073291

The idea of electric propulsion for transportation is not new; indeed, the first cars, nearly 200 years ago, were electric. However, our dependence on fossil fuels over the last 100 years is now being questioned, and as a global society, we are movin... Read More about Electric/Hybrid-Electric Aircraft Propulsion Systems.

Electric Power Transfer Concept for Enhanced Performance of the More Electric Engine (2021)
Journal Article
Balaghi Enalou, H., & Bozhko, S. (2021). Electric Power Transfer Concept for Enhanced Performance of the More Electric Engine. Journal of Engineering for Gas Turbines and Power, 143(9), Article 091002. https://doi.org/10.1115/1.4050154

In future electrified aircraft, multispool more electric engines (MEEs) are expected to be equipped with electric generators connected to each shaft for power offtake and supplying onboard electrical loads. These can be interfaced to a common high-vo... Read More about Electric Power Transfer Concept for Enhanced Performance of the More Electric Engine.

Torque Ripple Suppression for IPMSM using FEA- based Model Predictive Direct Torque Control (2021)
Presentation / Conference Contribution
Nasr, A., Gu, C., Zhao, W., Bozhko, S., & Gerada, C. (2021, April). Torque Ripple Suppression for IPMSM using FEA- based Model Predictive Direct Torque Control. Presented at IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD 2021), Modena, Italy

The interest in model predictive direct torque control (MP-DTC) for high-performance dynamic control of electric drives has been growing. Unlike the conventional direct torque control (DTC), MP-DTC can achieve optimal voltage selection by predicting... Read More about Torque Ripple Suppression for IPMSM using FEA- based Model Predictive Direct Torque Control.

Active Modulation Strategy for Capacitor Voltage Balancing of Three-Level Neutral-Point-Clamped Converters in High-Speed Drives (2021)
Journal Article
Guo, F., Yang, T., Li, C., Bozhko, S., & Wheeler, P. (2021). Active Modulation Strategy for Capacitor Voltage Balancing of Three-Level Neutral-Point-Clamped Converters in High-Speed Drives. IEEE Transactions on Industrial Electronics, 69(3), 2276-2287. https://doi.org/10.1109/TIE.2021.3065605

In this article, the equivalent relationship between the nearest-three-virtual space vector and carrier-based pulsewidth-modulation scheme is established based on space vector coordinate for a three-level neutral-point-clamped (3L-NPC) converter. Mor... Read More about Active Modulation Strategy for Capacitor Voltage Balancing of Three-Level Neutral-Point-Clamped Converters in High-Speed Drives.

Enhanced Active Disturbance Rejection Current Controller for Permanent Magnet Synchronous Machines Operated at Low Sampling Time Ratio (2021)
Journal Article
Diab, A. M., Yeoh, S. S., Bozhko, S., Gerada, C., & Galea, M. (2022). Enhanced Active Disturbance Rejection Current Controller for Permanent Magnet Synchronous Machines Operated at Low Sampling Time Ratio. IEEE Journal of Emerging and Selected Topics in Industrial Electronics, 3, 230-241. https://doi.org/10.1109/JESTIE.2021.3063919

Recently, Active Disturbance Rejection Control (ADRC) Scheme has been widely used for current regulation in AC drive systems owing to its robustness to system uncertainties and its high disturbance-rejection capability. However, it has not been consi... Read More about Enhanced Active Disturbance Rejection Current Controller for Permanent Magnet Synchronous Machines Operated at Low Sampling Time Ratio.

Fast and Simple Tuning Rules of Synchronous Reference Frame Proportional-Integral Current Controller (2021)
Journal Article
Diab, A. M., Bozhko, S., Guo, F., Rashed, M., Buticchi, G., Xu, Z., Yeoh, S. S., Gerada, C., & Galea, M. (2021). Fast and Simple Tuning Rules of Synchronous Reference Frame Proportional-Integral Current Controller. IEEE Access, 9, 22156-22170. https://doi.org/10.1109/access.2021.3054845

Synchronous reference frame proportional-integral (PI) current controller (CC) is considered the most well-established solution for the current regulation in electrical drives. However, the gain selection of the PI CC is still regarded to be poorly r... Read More about Fast and Simple Tuning Rules of Synchronous Reference Frame Proportional-Integral Current Controller.