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Comparative Study of Sensorless Methods Based on Sliding Mode Observer for Dual Three-Phase Permanent Magnet Synchronous Machine (2021)
Presentation / Conference Contribution
Fan, L., Yang, T., Chen, Y., & Bozhko, S. (2021). Comparative Study of Sensorless Methods Based on Sliding Mode Observer for Dual Three-Phase Permanent Magnet Synchronous Machine. In The 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020) (850-854). https://doi.org/10.1049/icp.2021.1133

In recent years, increased attentions have been given to multiphase electrical machines because of their fault tolerance ability which is quite important for more-electric aircraft application. A dual three-phase PMSM for turboprop aircraft green tax... Read More about Comparative Study of Sensorless Methods Based on Sliding Mode Observer for Dual Three-Phase Permanent Magnet Synchronous Machine.

An Advanced Modulation Technique Featuring Neutral Point Voltage Ripple Suppression of Three-Level Converters in High-Speed Drives (2021)
Journal Article
Li, C., Yang, T., Huang, Z., Yeoh, S. S., Bozhko, S., & Wheeler, P. (2021). An Advanced Modulation Technique Featuring Neutral Point Voltage Ripple Suppression of Three-Level Converters in High-Speed Drives. IEEE Access, 9, 144805-144819. https://doi.org/10.1109/access.2021.3122922

This paper introduces an advanced space vector modulation technique for three-level neutral-point-clamped (3L-NPC) converters. The studied 3L-NPC converters within aircraft electric starter generator (ESG) systems normally operate at high modulation... Read More about An Advanced Modulation Technique Featuring Neutral Point Voltage Ripple Suppression of Three-Level Converters in High-Speed Drives.

An Enhanced Droop Control Method for multi-source Electric Power System of More Electric Aircraft (2021)
Presentation / Conference Contribution
Hussaini, H., Yang, T., Wang, C., & Bozho, S. (2021, October). An Enhanced Droop Control Method for multi-source Electric Power System of More Electric Aircraft. Paper presented at MEA2021, Bordeaux, France

The more electric aircraft concept has been identified as the major trend of future aircraft. The DC distribution network where multiple electrical sources are connected to a common HVDC bus is a promising architecture for more electric aircraft appl... Read More about An Enhanced Droop Control Method for multi-source Electric Power System of More Electric Aircraft.

A Simple PWM Strategy for Three-Level NPC Converters in Aircraft Electric Starter/Generator System With Improved DC-Link Voltage Utilization and Reduced Common-Mode Voltage (2021)
Presentation / Conference Contribution
Guo, F., Yang, T., Yeoh, S. S., Bozhko, S., Wheeler, P., & Diab, A. M. (2021). A Simple PWM Strategy for Three-Level NPC Converters in Aircraft Electric Starter/Generator System With Improved DC-Link Voltage Utilization and Reduced Common-Mode Voltage. . https://doi.org/10.1109/ECCE47101.2021.9595933

Due to the employment of three-level neutral-point-clamped (3L-NPC) converters in the aircraft electric starter/generator (ESG) systems, the pulse-width-modulation (PWM) strategy plays a significant role in the converter-fed PMSM drives. However, the... Read More about A Simple PWM Strategy for Three-Level NPC Converters in Aircraft Electric Starter/Generator System With Improved DC-Link Voltage Utilization and Reduced Common-Mode Voltage.

Neural Network aided PMSM multi-objective design and optimization for more-electric aircraft applications (2021)
Journal Article
Gao, Y., Yang, T., Bozhko, S., Wheeler, P., Dragicevic, T.-L., & Gerada, C. (2022). Neural Network aided PMSM multi-objective design and optimization for more-electric aircraft applications. Chinese Journal of Aeronautics, 35(10), 233-246. https://doi.org/10.1016/j.cja.2021.08.006

This study uses the Neural Network (NN) technique to optimize design of surface-mounted Permanent Magnet Synchronous Motors (PMSMs) for More-Electric Aircraft (MEA) applications. The key role of NN is to provide dedicated correction factors for the a... Read More about Neural Network aided PMSM multi-objective design and optimization for more-electric aircraft applications.

An Overmodulation Algorithm With Neutral-Point Voltage Balancing for Three-Level Converters in High-Speed Aerospace Drives (2021)
Journal Article
Guo, F., Yang, T., Diab, A. M., Yeoh, S. S., Li, C., Bozhko, S., & Wheeler, P. (2022). An Overmodulation Algorithm With Neutral-Point Voltage Balancing for Three-Level Converters in High-Speed Aerospace Drives. IEEE Transactions on Power Electronics, 37(2), 2021-2032. https://doi.org/10.1109/tpel.2021.3105752

In this article, a virtual space vector based overmodulation algorithm is presented for three-level neutral-point (NP) clamped converters in high-speed aerospace motor drives. With the proposed inscribed polygonal-boundary compression technique, the... Read More about An Overmodulation Algorithm With Neutral-Point Voltage Balancing for Three-Level Converters in High-Speed Aerospace Drives.

An enhanced feedforward flux weakening control for high-speed permanent magnet machine drive applications (2021)
Journal Article
Lang, X., Yang, T., Li, C., Yeoh, S. S., Bozhko, S., & Wheeler, P. (2021). An enhanced feedforward flux weakening control for high-speed permanent magnet machine drive applications. IET Power Electronics, 14(13), 2179-2193. https://doi.org/10.1049/pel2.12170

Permanent magnet machines have been used in the high-speed drive applications due to their high-efficiency, high-power-density, and wide-speed range characteristics. However, control of such high-speed permanent magnet machines machine is always chal... Read More about An enhanced feedforward flux weakening control for high-speed permanent magnet machine drive applications.

Using DC-DC Converters as Active Harmonic Suppression Device for More Electric Aircraft Applications (2021)
Journal Article
Wang, C., Yang, T., Hussaini, H., & Bozhko, S. (2022). Using DC-DC Converters as Active Harmonic Suppression Device for More Electric Aircraft Applications. IEEE Transactions on Industrial Electronics, 69(7), 6508-6518. https://doi.org/10.1109/tie.2021.3099239

Harmonics generated from power electronic converters will impose significant power quality challenges to the electric grid onboard future aircraft. In this article, we propose an innovative modulation scheme that enables using a buck-boost dc-dc conv... Read More about Using DC-DC Converters as Active Harmonic Suppression Device for More Electric Aircraft Applications.

An Enhanced and Cost Saving Droop Control Method for Improved Load Sharing for the MEA Application (2021)
Presentation / Conference Contribution
Hussaini, H., Yang, T., Wang, C., & Bozhko, S. (2021). An Enhanced and Cost Saving Droop Control Method for Improved Load Sharing for the MEA Application. In 2021 IEEE Transportation Electrification Conference & Expo (ITEC) (84-89). https://doi.org/10.1109/itec51675.2021.9490097

The more electric aircraft (MEA) concept has been identified as the major trend of future aircraft. The DC distribution network is a promising architecture for more-electric aircraft application, where multiple electrical sources are connected to a c... Read More about An Enhanced and Cost Saving Droop Control Method for Improved Load Sharing for the MEA Application.

Stability Improvement of Onboard HVdc Grid and Engine Using an Advanced Power Generation Center for the More-Electric Aircraft (2021)
Journal Article
Lang, X., Yang, T., Huang, Z., Wang, C., Wang, Z., Bozhko, S., & Wheeler, P. (2021). Stability Improvement of Onboard HVdc Grid and Engine Using an Advanced Power Generation Center for the More-Electric Aircraft. IEEE Transactions on Transportation Electrification, 8(1), 660-674. https://doi.org/10.1109/tte.2021.3095256

In the high-power settings of engine, such as maximum take-off, more power should be extracted from the high-pressure spool of engine (HPS) than the low-pressure spool of engine (LPS) to avoid the overspeed and potential instability of the HPS. Howev... Read More about Stability Improvement of Onboard HVdc Grid and Engine Using an Advanced Power Generation Center for the More-Electric Aircraft.

Modeling and control of DC grids within more-electric aircraft (2021)
Book Chapter
Wang, C., Hussaini, H., Gao, F., & Yang, T. (2021). Modeling and control of DC grids within more-electric aircraft. In A. Garcés (Ed.), Modeling, Operation, and Analysis of DC Grids: From High Power DC Transmission to DC Microgrids (337-366). Academic Press. https://doi.org/10.1016/b978-0-12-822101-3.00018-6

This chapter mainly discusses the DC microgrids for aerospace application. The more-electric aircraft is the major trend in aerospace industry. Many functions, which were conventionally driven by hydraulic, pneumatic, and mechanical power, are being... Read More about Modeling and control of DC grids within more-electric aircraft.

Fault Tolerant Control of Advanced Power Generation Center for More-Electric Aircraft Applications (2021)
Journal Article
Lang, X., Yang, T., Wang, Z., Wang, C., Bozhko, S., & Wheeler, P. (2022). Fault Tolerant Control of Advanced Power Generation Center for More-Electric Aircraft Applications. IEEE Transactions on Transportation Electrification, 8, 4173-4189. https://doi.org/10.1109/TTE.2021.3093506

This paper presents a control scheme for a recently reported aircraft advanced power generation center (APGC) during postfault operation conditions. Within the APGC, two electrical generators extract power from two separate engine shafts and supply e... Read More about Fault Tolerant Control of Advanced Power Generation Center for More-Electric Aircraft Applications.

Droop Coefficient Design in Droop Control of Power Converters for Improved Load Sharing: An Artificial Neural Network Approach (2021)
Presentation / Conference Contribution
Hussaini, H., Yang, T., Gao, Y., Wang, C., Dragicevic, T., & Bozhko, S. (2021). Droop Coefficient Design in Droop Control of Power Converters for Improved Load Sharing: An Artificial Neural Network Approach. In Proceedings of 30th International Symposium on Industrial Electronics (ISIE 2021). https://doi.org/10.1109/isie45552.2021.9576482

In this paper, a new approach for the design of the droop coefficient in the droop control of power converters using the artificial neural network (ANN) is proposed. In the first instance, a detailed more electric aircraft (MEA) electrical power syst... Read More about Droop Coefficient Design in Droop Control of Power Converters for Improved Load Sharing: An Artificial Neural Network Approach.

Model Predictive Control for DC Offset Suppression of Dual Active Bridge Converter for More-Electric Aircraft Applications (2021)
Presentation / Conference Contribution
Zhu, Y., Wang, Z., Yang, T., Dragicevic, T., Bozhko, S., & Wheeler, P. (2021). Model Predictive Control for DC Offset Suppression of Dual Active Bridge Converter for More-Electric Aircraft Applications. In 2021 IEEE 30th International Symposium on Industrial Electronics (ISIE). https://doi.org/10.1109/isie45552.2021.9576199

In this paper, the Dual Active Bridge (DAB) converter used to interface batteries for 270/28V on-board grid in More electric aircraft (MEA) applications is investigated. In order to transfer the desired rated power of 3kW, the low voltage terminal cu... Read More about Model Predictive Control for DC Offset Suppression of Dual Active Bridge Converter for More-Electric Aircraft Applications.

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.

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.

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.