All Outputs (8)

Adaptive Stabilization of Uncontrolled Rectifier Based AC–DC Power Systems Feeding Constant Power Loads (2017)
Journal Article
Areerak, K., Sopapirm, T., Bozhko, S., Hill, C. I., Suyapan, A., & Areerak, K. (2018). Adaptive Stabilization of Uncontrolled Rectifier Based AC–DC Power Systems Feeding Constant Power Loads. IEEE Transactions on Power Electronics, 33(10), 8927-8935. https://doi.org/10.1109/TPEL.2017.2779541

© 2017 IEEE. It is known that, when tightly regulated, actively controlled power converters behave as constant power loads (CPLs). These loads can significantly degrade the stability of their feeder system. The loop-cancelation technique has been est... Read More about Adaptive Stabilization of Uncontrolled Rectifier Based AC–DC Power Systems Feeding Constant Power Loads.

Permanent magnet machine based starter-generator system with modulated model predictive control (2017)
Journal Article
Yeoh, S. S., Yang, T., Tariscotti, L., Hill, C. I., Bozhko, S., & Zanchetta, P. (in press). Permanent magnet machine based starter-generator system with modulated model predictive control. IEEE Transactions on Transportation Electrification, https://doi.org/10.1109/TTE.2017.2731626

The paper describes a hybrid control scheme for a permanent magnet machine based starter-generator (S/G) system. There has been increased usage of electric drive systems in the transportation sector for increased efficiency and reduced emissions. One... Read More about Permanent magnet machine based starter-generator system with modulated model predictive control.

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.

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. (in press). Flux weakening control of Permanent Magnet Machine based aircraft electric starter-generator.

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.

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. (2016). Stability assessment of a high speed permanent magnet machine based aircraft electrical power system.

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.

Dynamic phasor modelling of multi-generator variable frequency electrical power systems (2015)
Journal Article
Yang, T., Bozhko, S., Le-Peuvedic, J.-M., Asher, G., & Hill, C. I. (2016). Dynamic phasor modelling of multi-generator variable frequency electrical power systems. IEEE Transactions on Power Systems, 31(1), 563-571. https://doi.org/10.1109/TPWRS.2015.2399371

The Dynamic Phasor (DP) concept has been widely used in modelling electrical power systems. So far, the DP concept has been restricted to modelling systems with one single electrical source at a fixed fundamental frequency; either one generator or an... Read More about Dynamic phasor modelling of multi-generator variable frequency electrical power systems.

Implementation of a Modelica library for simulation of electromechanical actuators for aircraft and helicopters (2014)
Presentation / Conference Contribution
Linden, F. V. D., Schlegel, C., Christmann, M., Regula, G., Hill, C. I., Giangrande, P., …Egaña, I. (2014). Implementation of a Modelica library for simulation of electromechanical actuators for aircraft and helicopters. In Proceedings of the 10th International Modelica Conference, March 10-12, 2014, Lund, Sweden. https://doi.org/10.3384/ECP14096757

The goal of the A2015 library presented in this paper is to develop a Modelica based, tool-independent standard for electromechanical actuators (EMA). This will contribute to the establishment of a “common language” throughout the development of EMAs... Read More about Implementation of a Modelica library for simulation of electromechanical actuators for aircraft and helicopters.

Modal analysis of a PMSG-based DC electrical power system in the more electric aircraft using eigenvalues sensitivity
Journal Article
Gao, F., Zheng, X., Bozhko, S., Hill, C. I., & Asher, G. (in press). Modal analysis of a PMSG-based DC electrical power system in the more electric aircraft using eigenvalues sensitivity. IEEE Transactions on Transportation Electrification, 1(1), https://doi.org/10.1109/TTE.2015.2427312

This paper deals with the modeling and small signal stability analysis of a DC-distribution electrical power system (EPS) sourced by a permanent magnet synchronous generator (PMSG). The topology employed here is one of the main candidates for future... Read More about Modal analysis of a PMSG-based DC electrical power system in the more electric aircraft using eigenvalues sensitivity.