Professor SERHIY BOZHKO's Outputs (194)

A detailed modular governor-turbine model for multiple-spool gas turbine with scrutiny of bleeding effect (2017)
Journal Article
Balaghi Enalou, H., Abbasi Soreshjani, E., Rashed, M., Shen Yeoh, S., & Bozhko, S. (in press). A detailed modular governor-turbine model for multiple-spool gas turbine with scrutiny of bleeding effect. Journal of Engineering for Gas Turbines and Power, 139(11), Article 114501. https://doi.org/10.1115/1.4036947

Multiple-spool gas turbines are usually utilized for power supply in aircrafts, ships, and terrestrial electric utility plants. As a result, having a reliable model of them can aid with the control design process and stability analysis. Since several... Read More about A detailed modular governor-turbine model for multiple-spool gas turbine with scrutiny of bleeding effect.

Flux weakening control of electric starter-generator based on permanent-magnet machine (2017)
Journal Article
Bozhko, S., Rashed, M., Hill, C. I., Yeoh, S. S., & Yang, T. (2017). Flux weakening control of electric starter-generator based on permanent-magnet machine. IEEE Transactions on Transportation Electrification, 3(4), 864-877. https://doi.org/10.1109/TTE.2017.2718221

The paper presents control analysis and design for a Permanent Magnet Machine (PMM) operated in Flux-Weakening (FW) mode for an aircraft electric starter-generator application. Previous literature has focused on FW control of PMMs in motoring (starti... Read More about Flux weakening control of electric starter-generator based on permanent-magnet machine.

Control Design and Voltage Stability Analysis of a Droop-Controlled Electrical Power System for More Electric Aircraft (2017)
Journal Article
Gao, F., Bozhko, S., Costabeber, A., Asher, G., & Wheeler, P. (2017). Control Design and Voltage Stability Analysis of a Droop-Controlled Electrical Power System for More Electric Aircraft. IEEE Transactions on Industrial Electronics, 64(12), 9271-9281. https://doi.org/10.1109/TIE.2017.2711552

This paper focuses on the analysis of a single DC bus multi-generator Electrical Power System (EPS) for future More Electric Aircrafts (MEA). Within such a single bus paradigm, the paper proposes a detailed control design procedure and provides a sta... Read More about Control Design and Voltage Stability Analysis of a Droop-Controlled Electrical Power System for More Electric Aircraft.

DC-Link Capacitor Second Carrier Band Switching Harmonic Current Reduction in Two-Level Back-to-Back Converters (2017)
Journal Article
Shen, L., Bozhko, S., Hill, C. I., & Wheeler, P. (2018). DC-Link Capacitor Second Carrier Band Switching Harmonic Current Reduction in Two-Level Back-to-Back Converters. IEEE Transactions on Power Electronics, 33(4), 3567-3574. https://doi.org/10.1109/TPEL.2017.2706972

© 1986-2012 IEEE. This paper proposes an active switching harmonic current reduction method within the dc-link capacitor of two-level, three-phase, back-to-back converters. This method is based on the derived analytical solution for switching harmoni... Read More about DC-Link Capacitor Second Carrier Band Switching Harmonic Current Reduction in Two-Level Back-to-Back Converters.

Stability assessment of a droop-controlled multi-generator electrical power system in the more electric aircraft using parameter space approach (2017)
Presentation / Conference Contribution
Gao, F., Zheng, X., & Bozhko, S. Stability assessment of a droop-controlled multi-generator electrical power system in the more electric aircraft using parameter space approach. Presented at 8th Annual IEEE Energy Conversion Congress & Exposition (ECCE 2016)

This paper investigates the dynamic stability of a droop-controlled multi-generator system in the more electric aircraft (MEA). Based on the developed state-space model of the potential dc electrical power system (EPS) architecture, the stability bou... Read More about Stability assessment of a droop-controlled multi-generator electrical power system in the more electric aircraft using parameter space approach.

μ approach to robust stability domains in the space of parametric uncertainties for a power system with ideal CPL (2017)
Journal Article
Sumsurooah, S., Odavic, M., & Bozhko, S. (in press). μ approach to robust stability domains in the space of parametric uncertainties for a power system with ideal CPL. IEEE Transactions on Power Electronics, https://doi.org/10.1109/TPEL.2017.2668900

Power electronic systems are prone to instability. The problem, generally attributed to the constant power load (CPL) behaviour of their power electronic controlled loads, can become more acute when the systems are subject to parametric uncertainties... Read More about μ approach to robust stability domains in the space of parametric uncertainties for a power system with ideal CPL.

Robust indirect field oriented control of induction generator (2017)
Presentation / Conference Contribution
Bozhko, S., Peresada, S., Kovbasa, S., & Zhelinskyi, M. Robust indirect field oriented control of induction generator. Presented at 4th International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion & Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC 2016)

The paper presents a novel robust field oriented vector control for induction generators. The proposed controller exploits the concept of indirect field orientation and guarantees asymptotic DC-link voltage regulations when DC-load is constant or slo... Read More about Robust indirect field oriented control of induction generator.

History and recent advancements of electric propulsion and integrated electrical power systems for commercial & naval vessels (2016)
Presentation / Conference Contribution
Yang, T., Cox, T., Degano, M., Bozhko, S., & Gerada, C. History and recent advancements of electric propulsion and integrated electrical power systems for commercial & naval vessels. Presented at International Naval & Maritime Exhibition and Congress for Latin America, ExpoNAVAL 2016

Due to developments in power electronics, electric machines, energy storage and control, electric propulsion and integrated electrical power systems have become major trends for commercial and naval vessels. This is mainly due to the fact that the us... Read More about History and recent advancements of electric propulsion and integrated electrical power systems for commercial & naval vessels.

Analytical modelling approach for switched reluctance machines with deep saturation (2016)
Presentation / Conference Contribution
Ding, X., Rashed, M., Hill, C. I., & Bozhko, S. (2016, November). Analytical modelling approach for switched reluctance machines with deep saturation. Presented at 2016 International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC), Toulouse, France

This paper presents an analytical modelling approach for Switched Reluctance Machines (SRMs) with a wide saturation range. There are many existing analytical modelling approaches in literature that give good accuracy, however most do not consider mod... Read More about Analytical modelling approach for switched reluctance machines with deep saturation.

Flux weakening control of Permanent Magnet Machine based aircraft electric starter-generator (2016)
Presentation / Conference Contribution
Bozhko, S., Rashed, M., Yeoh, S. S., Yang, T., & Hill, C. I. Flux weakening control of Permanent Magnet Machine based aircraft electric starter-generator. Presented at Power Electronics, Machines and Drives 2016 (PEMD 2016)

This paper presents control analysis and design for an aircraft electric starter-generator system based on a Permanent Magnet Machine (PMM) operated in Flux-Weakening mode (FW). The focus is on detailed stability analysis which helped to discover an... Read More about Flux weakening control of Permanent Magnet Machine based aircraft electric starter-generator.

Conceptual design of battery energy storage for aircraft hybrid propulsion system (2016)
Presentation / Conference Contribution
Rashed, M., Le Peuvedic, J.-M., & Bozhko, S. Conceptual design of battery energy storage for aircraft hybrid propulsion system. Presented at International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC)

The paper presents a conceptual design approach for Energy Storage (ES) devices in advanced hybrid propulsion system for small aircrafts. The study targets operational improvement and reduction of fuel consumption for different flight missions. Power... Read More about Conceptual design of battery energy storage for aircraft hybrid propulsion system.

An enhanced secondary control approach for voltage restoration in the DC distribution system (2016)
Presentation / Conference Contribution
Gao, F., Wheeler, P., & Bozhko, S. An enhanced secondary control approach for voltage restoration in the DC distribution system. Presented at SAE Aerospace Systems and Technology Conference, ASTC 2016

The paper will deal with the problem of establishing a desirable power sharing in multi-feed electric power system for future more-electric aircraft (MEA) platforms. The MEA is one of the major trends in modern aerospace engineering aiming for reduct... Read More about An enhanced secondary control approach for voltage restoration in the DC distribution system.

Control design for PMM-based generator fed by active front-end rectifier in more-electric aircraft (2016)
Journal Article
Yin, M., Bozhko, S., & Yeoh, S. S. (2016). Control design for PMM-based generator fed by active front-end rectifier in more-electric aircraft. SAE International Journal of Aerospace, 9(1), 23-29. https://doi.org/10.4271/2016-01-1987

The future aircraft electrical power system is expected to be more efficient, safer, simpler in servicing and easier in maintenance. As a result, many existing hydraulic and pneumatic power driven systems are being replaced by their electrical counte... Read More about Control design for PMM-based generator fed by active front-end rectifier in more-electric aircraft.

Maximum torque-per-Amp control for traction IM drives: theory and experimental results (2016)
Journal Article
Bozhko, S., Dymko, S., Kovbasa, S., & Peresada, S. (2017). Maximum torque-per-Amp control for traction IM drives: theory and experimental results. IEEE Transactions on Industry Applications, 53(1), 181-193. https://doi.org/10.1109/TIA.2016.2608789

A novel maximum torque per Ampere (MTPA) controller for induction motor (IM) drives is presented. It is shown to be highly suited to applications that do not demand an extremely fast dynamic response, for example electric vehicle drives. The proposed... Read More about Maximum torque-per-Amp control for traction IM drives: theory and experimental results.

Stability assessment of a high speed permanent magnet machine based aircraft electrical power system (2016)
Presentation / Conference Contribution
Gao, F., Yeoh, S. S., Hill, C. I., Yang, T., & Bozhko, S. Stability assessment of a high speed permanent magnet machine based aircraft electrical power system. Presented at 18th European Conference on Power Electronics and Applications

Starting an aircraft engine with an electrical machine has been one of the major trends for future aircraft. This paper studies the stability of a permanent-magnet machine (PMM) based aircraft starter/generator (S/G) system. Using control-to-output t... Read More about Stability assessment of a high speed permanent magnet machine based aircraft electrical power system.

High-Speed Solid Rotor Permanent Magnet Machines: Concept and Design (2016)
Journal Article
Arumugam, P., Xu, Z., La Rocca, A., Vakil, G., Dickinson, M., Amankwah, E. K., Hamiti, T., Bozhko, S., Gerada, C., & Pickering, S. (2016). High-Speed Solid Rotor Permanent Magnet Machines: Concept and Design. IEEE Transactions on Transportation Electrification, 2(3), 391-400. https://doi.org/10.1109/TTE.2016.2592684

© 2015 IEEE. This paper proposes a novel solid rotor topology for an interior permanent magnet (IPM) machine, adopted in this case for an aircraft starter-generator design. The key challenge in the design is to satisfy two operating conditions that a... Read More about High-Speed Solid Rotor Permanent Magnet Machines: Concept and Design.

Modeling and impedance analysis of a single DC bus-based multiple-source multiple-load electrical power system (2016)
Journal Article
Gao, F., & Bozhko, S. (2016). Modeling and impedance analysis of a single DC bus-based multiple-source multiple-load electrical power system. IEEE Transactions on Transportation Electrification, 2(3), 335-346. https://doi.org/10.1109/TTE.2016.2592680

The impedance based stability assessment method has been widely used to assess the stability of interconnected systems in different application areas. This paper deals with the source/load impedance analysis of the droop-controlled multiple sources m... Read More about Modeling and impedance analysis of a single DC bus-based multiple-source multiple-load electrical power system.

Impact of Soft Magnetic Material on Design of High-Speed Permanent-Magnet Machines (2016)
Journal Article
Fernando, N., Vakil, G., Arumugam, P., Amankwah, E. K., Gerada, C., & Bozhko, S. (2017). Impact of Soft Magnetic Material on Design of High-Speed Permanent-Magnet Machines. IEEE Transactions on Industrial Electronics, 64(3), 2415-2423. https://doi.org/10.1109/TIE.2016.2587815

© 2016 IEEE. This paper investigates the effect of two soft magnetic materials on a high-speed machine design, namely, 6.5% silicon steel and cobalt-iron alloy. The effect of design parameters on the machine performance as an aircraft starter-generat... Read More about Impact of Soft Magnetic Material on Design of High-Speed Permanent-Magnet Machines.

A modeling methodology for robust stability analysis of nonlinear electrical power systems under parameter uncertainties (2016)
Journal Article
Sumsurooah, S., Odavic, M., & Bozhko, S. (2016). A modeling methodology for robust stability analysis of nonlinear electrical power systems under parameter uncertainties. IEEE Transactions on Industry Applications, 52(5), 4416-4425. https://doi.org/10.1109/TIA.2016.2581151

This paper develops a modelling method for robust stability analysis of non-linear electrical power systems over a range of operating points and under parameter uncertainties. Standard methods can guarantee stability under nominal condi¬tions but do... Read More about A modeling methodology for robust stability analysis of nonlinear electrical power systems under parameter uncertainties.

Dynamic output feedback linearizing control of saturated induction motors with torque per ampere ratio maximization (2016)
Presentation / Conference Contribution
Peresada, S., Kovbasa, S., Dymko, S., & Bozhko, S. Dynamic output feedback linearizing control of saturated induction motors with torque per ampere ratio maximization. Presented at 2nd International Conference on Intelligent Energy and Power Systems (IEPS 2016)

The paper presents a novel maximum torque per Ampere (MTA) controller for induction motor (IM) drives. The proposed controller exploits the concept of direct (observer based) field orientation and guarantees asymptotic torque tracking of smooth refer... Read More about Dynamic output feedback linearizing control of saturated induction motors with torque per ampere ratio maximization.