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Power Flow Analysis of Advanced Power Generation Centre for More Electric Aircraft (2023)
Presentation / Conference Contribution
Bai, G., Bozhko, S., Yang, T., Wheeler, P., & Yeoh, S. S. (2023, November). Power Flow Analysis of Advanced Power Generation Centre for More Electric Aircraft. Presented at 2023 IEEE Transportation Electrification Conference and Expo, Asia-Pacific (ITEC Asia-Pacific), Chiang Mai, Thailand

The more-electric aircraft (MEA) has been seen as the most major trend in the aerospace industry. With the increase in electrified loads, there is the need to generate more electrical power on-board aircraft. Considering regional jet sized aircraft,... Read More about Power Flow Analysis of Advanced Power Generation Centre for More Electric Aircraft.

Modelling and Sizing Framework for Hybrid-Electric Aircraft Architecture Development (2023)
Presentation / Conference Contribution
Wise, A., Kolisnichenko, A., Bozhko, S., Sumsurooah, S., & Yeoh, S. (2023, November). Modelling and Sizing Framework for Hybrid-Electric Aircraft Architecture Development. Presented at 2023 IEEE Transportation Electrification Conference and Expo, Asia-Pacific (ITEC Asia-Pacific), Chiang Mai, Thailand

This project aims to develop an electrical system for a hybrid-electric, regional aircraft as part of the drive towards more sustainable transportation. It wants to reduce the aviation industry's contribution to carbon emissions, looking at more gree... Read More about Modelling and Sizing Framework for Hybrid-Electric Aircraft Architecture Development.

An Advanced Dual-Carrier-Based Multi-Optimized PWM Strategy of Three-Level Neutral-Point-Clamped Converters for More-Electric-Aircraft Applications (2023)
Journal Article
Guo, F., M. Diab, A., Shen Yeoh, S., Yang, T., Bozhko, S., Wheeler, P., & Zhao, Y. (2024). An Advanced Dual-Carrier-Based Multi-Optimized PWM Strategy of Three-Level Neutral-Point-Clamped Converters for More-Electric-Aircraft Applications. IEEE Transactions on Energy Conversion, 39(1), 356-367. https://doi.org/10.1109/TEC.2023.3312599

Since three-level neutral-point-clamped (3L-NPC) power generation units bring much competitiveness to the next-generation electric starter/generator (ESG) system for more-electric-aircraft (MEA) applications, the versatile multi-optimized pulse-width... Read More about An Advanced Dual-Carrier-Based Multi-Optimized PWM Strategy of Three-Level Neutral-Point-Clamped Converters for More-Electric-Aircraft Applications.

Control Strategy of Advanced Power Generation Architecture for More-Electric Aircraft Applications (2023)
Presentation / Conference Contribution
Bai, G., Yang, T., Yeoh, S. S., Bozhko, S., & Wheeler, P. (2023). Control Strategy of Advanced Power Generation Architecture for More-Electric Aircraft Applications. In 2023 IEEE Workshop on Power Electronics for Aerospace Applications (PEASA). https://doi.org/10.1109/PEASA58318.2023.10235443

To meet the increasing electrical power demand on More Electrical Aircraft (MEA), an advanced power generation architecture (APGA) is proposed. Within the APGA, both two generators produce electrical power and feed loads to the main DC bus through th... Read More about Control Strategy of Advanced Power Generation Architecture for More-Electric Aircraft Applications.

An Advanced Power Generation Architecture for More-Electric Aircraft Applications (2023)
Presentation / Conference Contribution
Bai, G., Yang, T., Yeoh, S. S., Bozhko, S., & Wheeler, P. (2023). An Advanced Power Generation Architecture for More-Electric Aircraft Applications. . https://doi.org/10.1109/esars-itec57127.2023.10114848

The trend towards development of More Electric Aircraft (MEA) has been driven by increased fuel fossil prices and stricter environmental policies. With breakthroughs in power electronic systems and electrical machines, the targets of MEA to reduce th... Read More about An Advanced Power Generation Architecture for More-Electric Aircraft Applications.

Optimised architecture design for an MEA power distribution system considering load profile and fault-tolerance (2023)
Presentation / Conference Contribution
Wang, X., Atkin, J., Yeoh, S., & Bozhko, S. (2023). Optimised architecture design for an MEA power distribution system considering load profile and fault-tolerance. . https://doi.org/10.1109/esars-itec57127.2023.10114839

With the development of More Electric Aircraft (MEA), novel power distribution systems (PDSs) are required to meet significantly increased electrical load demands onboard. Nevertheless, newer designs must comply with the strict flight operational and... Read More about Optimised architecture design for an MEA power distribution system considering load profile and fault-tolerance.

Enhanced Starting Control Scheme for PMM-Based Starter/Generator System for MEA (2023)
Journal Article
Mohamed, M. A. A., Shen Yeoh, S., Atkin, J., Diab, A. M., Khalaf, M., & Bozhko, S. (2023). Enhanced Starting Control Scheme for PMM-Based Starter/Generator System for MEA. Aerospace, 10(2), Article 168. https://doi.org/10.3390/aerospace10020168

A control approach for aircraft Starter/Generator (S/G) with Permanent Magnet Machine (PMM) operating in Flux Weakening (FW) mode is presented. The proposed strategy helps the previous approaches which are adopted for the Variable Voltage Bus (VVB) o... Read More about Enhanced Starting Control Scheme for PMM-Based Starter/Generator System for MEA.

Performance Analysis of Complex Vector Discrete Current Controller for High-Speed Permanent Magnet Machines (2022)
Presentation / Conference Contribution
Diab, A. M., Aboelhassan, A., Wang, S., Guo, F., Yeoh, S. S., Bozhko, S., …Galea, M. (2022). Performance Analysis of Complex Vector Discrete Current Controller for High-Speed Permanent Magnet Machines. In Proceedings of IEEE 17th Conference on Industrial Electronics and Applications (ICIEA) (590-595). https://doi.org/10.1109/ICIEA54703.2022.10005975

Discrete synchronous reference frame proportional integral Current Controller (CC) delivers superior control performance for high-speed drives due to its ability to accurately compensate for cross-coupling terms. Complete compensation can only be ach... Read More about Performance Analysis of Complex Vector Discrete Current Controller for High-Speed Permanent Magnet Machines.

Comparative Stability Analysis of Synchronous Reference Frame Current Controllers Operated at High Fundamental Frequency (2022)
Journal Article
Diab, A. M., Guo, F., Yeoh, S. S., Bozhko, S., Gerada, C., & Galea, M. (2022). Comparative Stability Analysis of Synchronous Reference Frame Current Controllers Operated at High Fundamental Frequency. IEEE Transactions on Transportation Electrification, 9(2), 2115 - 2128. https://doi.org/10.1109/TTE.2022.3208825

Synchronous reference frame (SRF) proportional-integral (PI) current controller (CC) is the most well-established solution for current regulation in AC machine drives and grid-connected voltage source converters. The design of high dynamic performanc... Read More about Comparative Stability Analysis of Synchronous Reference Frame Current Controllers Operated at High Fundamental Frequency.

Hybrid Active Modulation Strategy for Three-Level Neutral-Point-Clamped Converters in High-Speed Aerospace Drives (2022)
Journal Article
Guo, F., Yang, T., Diab, A. M., Huang, Z., Yeoh, S. S., Bozhko, S., & Wheeler, P. (2023). Hybrid Active Modulation Strategy for Three-Level Neutral-Point-Clamped Converters in High-Speed Aerospace Drives. IEEE Transactions on Industrial Electronics, 70(4), 3449-3460. https://doi.org/10.1109/tie.2022.3176309

In the aircraft electric starter/generator system, the three-level neutral-point-clamped converters play a crucial role in driving turbofan engines and delivering onboard electrical power. However, the conventional pulsewidth modulation (PWM) strateg... Read More about Hybrid Active Modulation Strategy for Three-Level Neutral-Point-Clamped Converters in High-Speed Aerospace Drives.

Efficiency Focused Energy Management Strategy Based on Optimal Droop Gain Design for More Electric Aircraft (2022)
Journal Article
Mohamed, M. A., Yeoh, S. S., Atkin, J., Hussaini, H., & Bozhko, S. (2022). Efficiency Focused Energy Management Strategy Based on Optimal Droop Gain Design for More Electric Aircraft. IEEE Transactions on Transportation Electrification, 8, 4205-4218. https://doi.org/10.1109/tte.2022.3159731

Due to the substantial increase of the number of electrically-driven systems on-board More Electric Aircraft (MEA), the on-board Electric Power Systems (EPS) are becoming more and more complex. Therefore, there is a need to develop a control strategy... Read More about Efficiency Focused Energy Management Strategy Based on Optimal Droop Gain Design for 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.

Analysis and Design of Battery Controller for More Electric Aircraft Application (2021)
Presentation / Conference Contribution
Mohamed, M. A. A., Yeoh, S., Atkin, J., Khalaf, M., & Bozhko, S. (2021). Analysis and Design of Battery Controller for More Electric Aircraft Application. . https://doi.org/10.1109/IPRECON52453.2021.9640691

This paper deals with innovative multi-function battery controller with seamless transition between controllers for future MEA platforms. The battery controller performs different functions i.e. providing DC power, maintaining DC bus voltage, control... Read More about Analysis and Design of Battery Controller for More Electric Aircraft Application.

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.

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.

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.

An Improved Control Strategy for Switched Reluctance Generator System in More Electric Aircraft (2019)
Presentation / Conference Contribution
Velmurugan, G., YEOH, S. S., Yang, T., & Bozhko, S. (2019). An Improved Control Strategy for Switched Reluctance Generator System in More Electric Aircraft.

Switched Reluctance Machines (SRM) has emerged as an important possible technology for usage in More Electric Aircraft (MEA) in particular as a starter/generator. As a starter/generator, the SRM operates as a generator as well as a motor (starter). T... Read More about An Improved Control Strategy for Switched Reluctance Generator System in More Electric Aircraft.