Professor PATRICK WHEELER's Outputs (75)

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.

Current Control of LCL-Type Shunt APFs: Damping Characteristics, Stability Analysis, and Robust Design against Grid Impedance Variation (2021)
Journal Article
Yang, L., Yang, J., Gao, M., Watson, A., & Wheeler, P. (2021). Current Control of LCL-Type Shunt APFs: Damping Characteristics, Stability Analysis, and Robust Design against Grid Impedance Variation. IEEE Journal of Emerging and Selected Topics in Power Electronics, 9(4), 5026-5042. https://doi.org/10.1109/JESTPE.2020.3017551

This article is focused on a dual-loop current control (grid current loop and inverter-side current loop) with the point of common coupling (PCC) voltage feedforward control for digitally controlled LCL-type shunt active power filters (APFs). However... Read More about Current Control of LCL-Type Shunt APFs: Damping Characteristics, Stability Analysis, and Robust Design against Grid Impedance Variation.

Integrated motor drive: Mass and volume optimization of the motor with an integrated filter inductor (2021)
Journal Article
Khowja, M. R., Vakil, G., Gerada, C., Patel, C., Odhano, S., & Wheeler, P. (2021). Integrated motor drive: Mass and volume optimization of the motor with an integrated filter inductor. Energies, 14(15), Article 4564. https://doi.org/10.3390/en14154564

The present trend of aerospace industries is being shifted towards a “More Electric Aircraft” system which needs to be high power dense. For this purpose, the integration technologies have gained massive interest, providing the benefits of reduced lo... Read More about Integrated motor drive: Mass and volume optimization of the motor with an integrated filter inductor.

Development of High-Current Solid-State Power Controllers for Aircraft High-Voltage DC Network Applications (2021)
Journal Article
Huang, Z., Yang, T., Adhikari, J., Wang, C., Wang, Z., Bozhko, S., & Wheeler, P. (2021). Development of High-Current Solid-State Power Controllers for Aircraft High-Voltage DC Network Applications. IEEE Access, 9, 105048-105059. https://doi.org/10.1109/access.2021.3099257

Solid-state power controllers (SSPCs) have been received increasing attention as they can configure the electrical system and protect the system by fast tripping mechanism at the same time. Although the high-voltage direct current (HVDC) electrical s... Read More about Development of High-Current Solid-State Power Controllers for Aircraft High-Voltage DC Network Applications.

Model Predictive Control with Triple Phase Shift Modulation for a Dual Active Bridge DC-DC Converter (2021)
Journal Article
Akbar, S. M., Hasan, A., Watson, A. J., & Wheeler, P. (2021). Model Predictive Control with Triple Phase Shift Modulation for a Dual Active Bridge DC-DC Converter. IEEE Access, 9, 98603-98614. https://doi.org/10.1109/ACCESS.2021.3095553

A fast dynamic response is one of the key demands for the dual active bridge (DAB) dc-dc converter to achieve a well-regulated output voltage over a wide range of operating conditions. Recently, model predictive control (MPC) has become a promising a... Read More about Model Predictive Control with Triple Phase Shift Modulation for a Dual Active Bridge DC-DC Converter.

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.

Improved Active Damping Stabilization of DAB Converter Interfaced Aircraft DC Microgrids Using Neural Network-Based Model Predictive Control (2021)
Journal Article
Zhao, D., Shen, K., Chen, L., Wang, Z., Liu, W., Yang, T., & Wheeler, P. (2022). Improved Active Damping Stabilization of DAB Converter Interfaced Aircraft DC Microgrids Using Neural Network-Based Model Predictive Control. IEEE Transactions on Transportation Electrification, 8(2), 1541-1552. https://doi.org/10.1109/tte.2021.3094757

The stability problem induced by constant power loads (CPLs) is becoming more prominent in more electric aircraft. In this article, the stabilization issue of dc distribution bus with dual-active-bridge (DAB) converters was investigated. On the basis... Read More about Improved Active Damping Stabilization of DAB Converter Interfaced Aircraft DC Microgrids Using Neural Network-Based Model Predictive Control.

Reduction of Torsional Vibrations Excited by Electromechanical Interactions in More Electric Systems (2021)
Journal Article
Ahumada, C., & Wheeler, P. (2021). Reduction of Torsional Vibrations Excited by Electromechanical Interactions in More Electric Systems. IEEE Access, 9, 95036-95045. https://doi.org/10.1109/ACCESS.2021.3094172

This paper studies the excitation of torsional vibrations by electromechanical interaction after the connection of electrical loads. Electrical generation and power system in aircraft are becoming of key importance, especially considering the current... Read More about Reduction of Torsional Vibrations Excited by Electromechanical Interactions in More Electric Systems.

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.

A novel adaptive cascade controller design on a buck–boost DC–DC converter with a fractional-order PID voltage controller and a self-tuning regulator adaptive current controller (2021)
Journal Article
Mollaee, H., Ghamari, S. M., Saadat, S. A., & Wheeler, P. (2021). A novel adaptive cascade controller design on a buck–boost DC–DC converter with a fractional-order PID voltage controller and a self-tuning regulator adaptive current controller. IET Power Electronics, 14(11), 1920-1935. https://doi.org/10.1049/pel2.12159

The design of a cascade controller is demonstrated for a buck–boost converter that is combined with two control loops consisting of inner and outer controllers. The outer loop is implemented by a fractional-order proportional-integrated-derivative (F... Read More about A novel adaptive cascade controller design on a buck–boost DC–DC converter with a fractional-order PID voltage controller and a self-tuning regulator adaptive current controller.

Development of Solar Energy in Chile and the World (2021)
Presentation / Conference Contribution
Rivera, M., Rojas, D., Fuentes, R., & Wheeler, P. (2021, June). Development of Solar Energy in Chile and the World. Presented at IEEE 48th Photovoltaic Specialists Conference (PVSC 2021), Fort Lauderdale, Florida, USA

Chile is a country with a huge potential for solar energy. This paper presents an analyses of the global situation of solar energy, identifying the geographical regions with the maximum potential source of solar energy. These areas tend to be in dese... Read More about Development of Solar Energy in Chile and the World.

Current and Voltage Model Predictive Control for a Three-Stage Smart Transformer (2021)
Presentation / Conference Contribution
Buticchi, G., Tarisciotti, L., Wheeler, P., Shao, S., & Chen, L. (2021, June). Current and Voltage Model Predictive Control for a Three-Stage Smart Transformer. Presented at 30th IEEE International Symposium on Industrial Electronics (ISIE 2021), Kyoto, Japan (online)

Power Electronics has been widely employed in many industrial areas: transportation, electrical energy conversion and distribution and power systems. Recently, the attention towards the dc grids has increased, due to the possible advantages in terms... Read More about Current and Voltage Model Predictive Control for a Three-Stage Smart Transformer.

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, June). Model Predictive Control for DC Offset Suppression of Dual Active Bridge Converter for More-Electric Aircraft Applications. Presented at 2021 ISIE-30th IEEE International Symposium on Industrial Electronics, Kyoto, Japan (online)

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.

Evaluation of Input-Shaping Control Robustness for the Reduction of Torsional Vibrations (2021)
Journal Article
Ahumada, C., & Wheeler, P. (2021). Evaluation of Input-Shaping Control Robustness for the Reduction of Torsional Vibrations. IEEE Transactions on Industry Applications, 57(5), 5028-5038. https://doi.org/10.1109/TIA.2021.3087673

Aircraft drivetrains connect the engine to the electrical power system. In most cases, the drivetrains are relatively flexible and have vibration modes with values below 100 Hz to reduce weight and size. Therefore, electrical loads' connection and di... Read More about Evaluation of Input-Shaping Control Robustness for the Reduction of Torsional Vibrations.

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.

Comparative Study of Classical and MPC Control for Single-Phase MMC Based on V-HIL Simulations (2021)
Journal Article
Majstorovic, M., Rivera, M., Ristic, L., & Wheeler, P. (2021). Comparative Study of Classical and MPC Control for Single-Phase MMC Based on V-HIL Simulations. Energies, 14(11), Article 3230. https://doi.org/10.3390/en14113230

The operation of single-phase Modular Multilevel Converter (MMC) is analyzed in the paper. A mathematical model of the converter is developed and described, based on which the structure and selection of parameters for Classical Control and Optimal Sw... Read More about Comparative Study of Classical and MPC Control for Single-Phase MMC Based on V-HIL Simulations.

Electric/Hybrid-Electric Aircraft Propulsion Systems (2021)
Journal Article
Wheeler, P., Sirimanna, T. S., Bozhko, S., & Haran, K. S. (2021). Electric/Hybrid-Electric Aircraft Propulsion Systems. Proceedings of the IEEE, 109(6), 1115-1127. https://doi.org/10.1109/jproc.2021.3073291

The idea of electric propulsion for transportation is not new; indeed, the first cars, nearly 200 years ago, were electric. However, our dependence on fossil fuels over the last 100 years is now being questioned, and as a global society, we are movin... Read More about Electric/Hybrid-Electric Aircraft Propulsion Systems.

Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise (2021)
Presentation / Conference Contribution
Skoulaxinos, S., Wheeler, P., & Vakil, G. (2021, April). Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise. Presented at Proceedings - 2021 IEEE Workshop on Electrical Machines Design, Control and Diagnosis, WEMDCD 2021, Modena, Italy

A wide range of aerospace applications previously based on hydraulics including the control of aerodynamic surfaces are being actively replaced by lighter, more intelligent Motor Drive Electronics (MDEs). However, motor resolvers commonly used to pro... Read More about Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise.

Impedance-based Stability Analysis of Permanent Magnet Synchronous Generator for the More Electric Aircraft (2021)
Presentation / Conference Contribution
Yang, J., Buticchi, G., Gu, C., & Wheeler, P. (2021, April). Impedance-based Stability Analysis of Permanent Magnet Synchronous Generator for the More Electric Aircraft. Presented at 5th IEEE Workshop on Electrical Machine Design, Control and Diagnosis, Modena, Italy (online)

For a more electric aircraft (MEA), most hydraulic, pneumatic and mechanical subsystems are supposed to be replaced with electrical subsystems. These replacements result in a larger scale of on-board electrical power distribution system (EPDS). As th... Read More about Impedance-based Stability Analysis of Permanent Magnet Synchronous Generator for the More Electric Aircraft.

4-MW Class High-Power-Density Generator for Future Hybrid-Electric Aircraft (2021)
Journal Article
Golovanov, D., Gerada, D., Sala, G., Degano, M., Trentin, A., Connor, P. H., Xu, Z., Rocca, A. L., Galassini, A., Tarisciotti, L., Eastwick, C. N., Pickering, S. J., Wheeler, P., Clare, J., Filipenko, M., & Gerada, C. (2021). 4-MW Class High-Power-Density Generator for Future Hybrid-Electric Aircraft. IEEE Transactions on Transportation Electrification, 7(4), 2952-2964. https://doi.org/10.1109/TTE.2021.3068928

This article describes the underpinning research, development, construction, and testing of a 4-MW multithree phase generator designed for a hybrid-electric aircraft propulsion system demonstrator. The aim of the work is to demonstrate gravimetric po... Read More about 4-MW Class High-Power-Density Generator for Future Hybrid-Electric Aircraft.