Professor SERHIY BOZHKO's Outputs (111)

Design and Implementation of GaN-based Dual-Active-Bridge DC/DC Converters (2020)
Presentation / Conference Contribution
Guan, Q., Rubino, L., Wang, Z., & Bozhko, S. (2020, October). Design and Implementation of GaN-based Dual-Active-Bridge DC/DC Converters. Presented at IECON 2020 - 46th Annual Conference of the IEEE Industrial Electronics Society, Singapore, Singapore

This paper presents the design and implementation of multicellular isolated bidirectional dual-active-bridge (DAB) DC/DC converters which are the core equipment of the European CleanSkyII Project ASPIRE. Both the primary and the secondary H-bridge ci... Read More about Design and Implementation of GaN-based Dual-Active-Bridge DC/DC Converters.

Filter Design and Optimization of Electromechanical Actuation Systems Using Search and Surrogate Algorithms for More-Electric Aircraft Applications (2020)
Journal Article
Gao, Y., Yang, T., Bozhko, S., Wheeler, P., & Dragicevic, T. (2020). Filter Design and Optimization of Electromechanical Actuation Systems Using Search and Surrogate Algorithms for More-Electric Aircraft Applications. IEEE Transactions on Transportation Electrification, 6(4), 1434-1447. https://doi.org/10.1109/tte.2020.3019729

In this paper, a dc filter design and optimization problem is studied for dc electrical power distribution systems onboard more-electric aircraft. Component sizing models are built to serve as the basis of the optimization whose objectives are mass a... Read More about Filter Design and Optimization of Electromechanical Actuation Systems Using Search and Surrogate Algorithms for More-Electric Aircraft Applications.

Optimal filter design for power converters regulated by FCS-MPC in the MEA (2020)
Journal Article
Gao, Y., Yang, T., Dragicevic, T., Bozhko, S., Wheeler, P., & Zheng, C. (2021). Optimal filter design for power converters regulated by FCS-MPC in the MEA. IEEE Transactions on Power Electronics, 36(3), 3258-3268. https://doi.org/10.1109/tpel.2020.3017862

For the DC electrical power distribution system onboard more electric aircraft, the voltage quality of DC bus is of a great concern since there could be significant harmonics distortions when feeding different power electronics loads. This problem ca... Read More about Optimal filter design for power converters regulated by FCS-MPC in the MEA.

Optimal Weight Power System Design and Synthesis for More Electric Aircraft (2020)
Presentation / Conference Contribution
Recalde, A. A., Bozhko, S., & Atkin, J. (2020, August). Optimal Weight Power System Design and Synthesis for More Electric Aircraft. Presented at AIAA Propulsion and Energy 2020 Forum, VIRTUAL EVENT

© 2020, American Institute of Aeronautics and Astronautics Inc, AIAA. All rights reserved. The synthesis of a power distribution architecture for More Electric Aircraft requires weight optimization in order to reduce energy consumption. The weight of... Read More about Optimal Weight Power System Design and Synthesis for More Electric Aircraft.

Linear Power Flow Characterization of DC Power Distribution Systems for MEA Optimization (2020)
Presentation / Conference Contribution
RECALDE, A., BOZHKO, S., & ATKIN, J. (2020, June). Linear Power Flow Characterization of DC Power Distribution Systems for MEA Optimization. Presented at 2020 IEEE Transportation Electrification Conference & Expo (iTEC 2020), Chicago, Illinois, USA (online)

The increased utilization of electrical energy in future aviation requires an efficient method to perform load flow for optimizing on-board operating conditions. Load flow models of electrical networks are complex to solve and requires iterative meth... Read More about Linear Power Flow Characterization of DC Power Distribution Systems for MEA Optimization.

A Low-Complexity Optimal Switching Time-Modulated Model-Predictive Control for PMSM With Three-Level NPC Converter (2020)
Journal Article
Wang, Q., Yu, H., Li, C., Lang, X., Yeoh, S. S., Yang, T., Rivera, M., Bozhko, S., & Wheeler, P. (2020). A Low-Complexity Optimal Switching Time-Modulated Model-Predictive Control for PMSM With Three-Level NPC Converter. IEEE Transactions on Transportation Electrification, 6(3), 1188-1198. https://doi.org/10.1109/TTE.2020.3012352

Conventional finite control set model-predictive control (FCS-MPC) presents a high computational burden, especially in three-level neutral-point-clamped (NPC) converters. This article proposes a low-complexity optimal switching time-modulated model-p... Read More about A Low-Complexity Optimal Switching Time-Modulated Model-Predictive Control for PMSM With Three-Level NPC Converter.

Optimal Design and Synthesis of MEA Power System Architectures considering Reliability Specifications (2020)
Journal Article
Recalde, A. A., Atkin, J. A., & Bozhko, S. V. (2020). Optimal Design and Synthesis of MEA Power System Architectures considering Reliability Specifications. IEEE Transactions on Transportation Electrification, 6(4), 1801-1818. https://doi.org/10.1109/TTE.2020.3002875

IEEE Aircraft electrification requires novel designs to supply the growing demand for electric power on-board through efficient and reliable production and distribution of electrical energy. Moreover, the aircraft power system will be a key enabler f... Read More about Optimal Design and Synthesis of MEA Power System Architectures considering Reliability Specifications.

An Enhanced Second Carrier Harmonic Cancellation Technique for Dual-Channel Enhanced Power Generation Centre Applications in More-Electric Aircraft (2020)
Journal Article
Wang, C., Yang, T., Kulsangcharoen, P., & Bozhko, S. (2021). An Enhanced Second Carrier Harmonic Cancellation Technique for Dual-Channel Enhanced Power Generation Centre Applications in More-Electric Aircraft. IEEE Transactions on Industrial Electronics, 68(7), 5683-5692. https://doi.org/10.1109/tie.2020.2998755

The more-electric aircraft concept has made extraction of electrical power from both high-pressure and low-pressure shaft of an aircraft engine essential for future aircraft. With each shaft driving one electrical generation channel, an advanced dual... Read More about An Enhanced Second Carrier Harmonic Cancellation Technique for Dual-Channel Enhanced Power Generation Centre Applications in More-Electric Aircraft.

Performance Enhancement of Direct Torque-Controlled Permanent Magnet Synchronous Motor with a Flexible Switching Table (2020)
Journal Article
Nasr, A., Gu, C., Bozhko, S., & Gerada, C. (2020). Performance Enhancement of Direct Torque-Controlled Permanent Magnet Synchronous Motor with a Flexible Switching Table. Energies, 13(8), Article 1907. https://doi.org/10.3390/en13081907

In this paper, a flexible switching table (FST) for direct torque control (DTC) of permanent magnet synchronous motors (PMSMs) was proposed to enhance the steady-state and dynamic performances of the drive system. First, the influence of each convert... Read More about Performance Enhancement of Direct Torque-Controlled Permanent Magnet Synchronous Motor with a Flexible Switching Table.

A Dual-Channel-Enhanced Power Generation Architecture With Back-to-Back Converter for MEA Application (2020)
Journal Article
Lang, X., Yang, T., Li, C., Enalou, H. B., Bozhko, S., & Wheeler, P. (2020). A Dual-Channel-Enhanced Power Generation Architecture With Back-to-Back Converter for MEA Application. IEEE Transactions on Industry Applications, 56(3), 3006-3019. https://doi.org/10.1109/tia.2020.2974145

This article proposes an improved power generation architecture (PGA) for future more electric aircraft applications. In the proposed architecture, a starter/generator is connected to the high-pressure (HP) shaft, and a generator is connected to the... Read More about A Dual-Channel-Enhanced Power Generation Architecture With Back-to-Back Converter for MEA Application.

Comparative Evaluation of High Power Solid State Power Controller (SSPC) With and Without Auxiliary Over-current Bypass Circuit (2019)
Presentation / Conference Contribution
Adhikari, J., Yang, T., Bozhko, S., & Wheeler, P. (2019, October). Comparative Evaluation of High Power Solid State Power Controller (SSPC) With and Without Auxiliary Over-current Bypass Circuit. Presented at IECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society, Lisbon, Portugal

This paper explores the possibility of a semiconductor-based over-current bypass circuit for high current solid-state power controllers (SSPCs). Therefore, two different topologies of the bidirectional DC SSPCs: a. without over-current bypass circuit... Read More about Comparative Evaluation of High Power Solid State Power Controller (SSPC) With and Without Auxiliary Over-current Bypass Circuit.

Modulation Limit Based Control Strategy for More Electric Aircraft Generator System (2019)
Presentation / Conference Contribution
Shen Yeoh, S., Rashed, M., & Bozhko, S. Modulation Limit Based Control Strategy for More Electric Aircraft Generator System

Vector based control strategies have been extensively employed for drive systems, and in recent times to the More Electric Aircraft (MEA) generator based systems. The control schemes should maintain the bus voltage and adhere to the generator system... Read More about Modulation Limit Based Control Strategy for More Electric Aircraft Generator System.

Advanced smart grid power distribution system for More Electric Aircraft application (2019)
Presentation / Conference Contribution
Spagnolo, C., Sumsurooah, S., & Bozkho, S. (2019, October). Advanced smart grid power distribution system for More Electric Aircraft application. Presented at 2019 International Conference on Electrotechnical Complexes and Systems (ICOECS), Ufa, Russia

This paper develops a finite state machine-based supervisory controller that applies a set of pre-defined energy management and safety rules to a representative aircraft electrical power system that includes an advanced smart grid power distribution... Read More about Advanced smart grid power distribution system for More Electric Aircraft application.

A Power Generation Center with Back-to-back Converter Considering Post-fault Operation for MEA Application (2019)
Presentation / Conference Contribution
Lang, X., Yang, T., Enalou, H. B., Wheeler, P., & Bozhko, S. (2019, August). A Power Generation Center with Back-to-back Converter Considering Post-fault Operation for MEA Application. Presented at 2019 22nd International Conference on Electrical Machines and Systems (ICEMS), Harbin, China

This paper proposes a new power generation centre (PGC) for the engine of more electric aircraft (MEA) application. In this PGC, a starter/generator is connected to the high-pressure (HP) spool to start the engine in the start process and generate el... Read More about A Power Generation Center with Back-to-back Converter Considering Post-fault Operation for MEA Application.

Optimised low voltage loads allocation for MEA electrical power systems (2019)
Presentation / Conference Contribution
Spagnolo, C., Madonna, V., Sumsurooah, S., Hill, C. I., & Bozhko, S. (2019, August). Optimised low voltage loads allocation for MEA electrical power systems. Presented at 2019 AIAA/IEEE Electric Aircraft Technologies Symposium (EATS), Indianapolis, IN, USA

This paper proposes a smart controller design for an automated power load allocation for the more electric aircraft application. As the aircraft manufacturers are moving towards more electrified solutions, power management and optimization are becomi... Read More about Optimised low voltage loads allocation for MEA electrical power systems.

Design of more electric aircraft dc power distribution architectures considering reliability performance (2019)
Presentation / Conference Contribution
Recalde, A. A., Bozhko, S., Atkin, J., & Hill, C. (2019, August). Design of more electric aircraft dc power distribution architectures considering reliability performance. Presented at AIAA Propulsion and Energy Forum and Exposition, 2019, Indiana, USA

© 2019 by the American Institute of Aeronautics and Astronautics, Inc. All rights reserved. The More Electric Aircraft (MEA) concept has started to define the future of aircraft electrification. The electrical system will certainly play a crucial rol... Read More about Design of more electric aircraft dc power distribution architectures considering reliability performance.

Power Allocation and Generator Sizing Optimisation of More-Electric Aircraft On-board Electrical Power during Different Flight Stages (2019)
Presentation / Conference Contribution
Wang, X., Atkin, J., Hill, C., & Bozhko, S. (2019, August). Power Allocation and Generator Sizing Optimisation of More-Electric Aircraft On-board Electrical Power during Different Flight Stages. Presented at AIAA Propulsion and Energy 2019 Forum, Indianapolis, IN

The development of future More Electric Aircraft (MEA) requires exploitation of light-weighted on-board Electrical Power System (EPS) architectural design and energy saving power management strategies. Seeking for the optimal solutions in these key a... Read More about Power Allocation and Generator Sizing Optimisation of More-Electric Aircraft On-board Electrical Power during Different Flight Stages.

A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications (2019)
Presentation / Conference Contribution
Nasir, U., Chowdhury, S., La Rocca, A., Chen, Y., Yang, T., Wheeler, P., Gerada, C., & Bozhko, S. (2019, July). A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications. Presented at 2019 IEEE 13th International Conference on Power Electronics and Drive Systems (PEDS), Toulouse, France

Recent advancements in the power electronic device technologies, such as wide-band-gap devices including Silicon-Carbide (SiC) and Galium-Nitride (GaN), are acting as an enabling factor in development of compact power electronic systems. More specifi... Read More about A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications.

Decoupled Model for Asymmetrical Dual Three Phase Permanent Magnet Synchronous Machine (2019)
Presentation / Conference Contribution
Chen, Y., Bozhko, S., Fan, L., Yang, T., & Khowja, M. R. (2019, May). Decoupled Model for Asymmetrical Dual Three Phase Permanent Magnet Synchronous Machine. Presented at IEMDC 2019 - International Electric Machines & Drives Conference, San Diego, CA, USA

This paper presents a decoupled modeling method for asymmetrical dual three phase (DTP) permanent magnet synchronous machine (PMSM). Due to the special structure of this machine, traditional decoupled method cannot be applied on it. This paper propos... Read More about Decoupled Model for Asymmetrical Dual Three Phase Permanent Magnet Synchronous Machine.

Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application (2019)
Journal Article
Fritz, N., Rashed, M., Bozhko, S., Cuomo, F., & Wheeler, P. (2019). Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application. Journal of Engineering, 2019(17), 3671-3676. https://doi.org/10.1049/joe.2018.8068

A design procedure for the dual active bridge (DAB) converter is presented, which aims to optimised power density and computational effort. When designing a DAB, the selection of circuit design parameters such as switching frequency, leakage inductan... Read More about Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application.