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Mild hybridisation of turboprop engine with high-power-density integrated electric drives (2022)
Journal Article
Cossart, G., Chen, Y., Yang, T., Khowja, M., La Rocca, A., Nasir, U., …Wheeler, P. (2022). Mild hybridisation of turboprop engine with high-power-density integrated electric drives. IEEE Transactions on Transportation Electrification, 8(4), 4148-4162. https://doi.org/10.1109/TTE.2022.3160153

This paper shares with the aerospace community a case study of turboprop mild hybridisation using a recently developed integrated drive system in the University of Nottingham, UK, within the ACHIEVE project under EU H2020 CleanSky 2 program (project... Read More about Mild hybridisation of turboprop engine with high-power-density integrated electric drives.

The More-Electric Aircraft and Beyond (2022)
Journal Article
Buticchi, G., Wheeler, P., & Boroyevich, D. (2022). The More-Electric Aircraft and Beyond. Proceedings of the IEEE, https://doi.org/10.1109/JPROC.2022.3152995

Aviation is a significant contributor to greenhouse gas (GHG) emissions in the transportation sector. As the adoption of electric cars increases and GHG emissions due to other modes of transport decrease, the impact of air travel on environmental pol... Read More about The More-Electric Aircraft and Beyond.

A study of weighting factor design in model predictive control applications (2022)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., Baier, C., & Wheeler, P. (2022). A study of weighting factor design in model predictive control applications. In 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON). https://doi.org/10.1109/chilecon54041.2021.9702932

Weighting factor selection is considered to be a crucial aspect in the design of a predictive controller. In this paper a study of the design of weighting factors for different cost functions is presented. The study is based on three examples: switch... Read More about A study of weighting factor design in model predictive control applications.

Cyber-attacks in modular multilevel converters (2022)
Journal Article
Burgos-Mellado, C., Donoso, F., Dragicevic, T., Cardenas-Dobson, R., Wheeler, P., Clare, J. C., & Watson, A. J. (2022). Cyber-attacks in modular multilevel converters. IEEE Transactions on Power Electronics, https://doi.org/10.1109/TPEL.2022.3147466

Distributed control of modular multilevel converter (MMC) submodules offers several potential benefits such as flexibility and modularity. In this approach, low-level control tasks, such as capacitor voltage balancing, can be distributed amongst cont... Read More about Cyber-attacks in modular multilevel converters.

FEA based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation (2022)
Journal Article
Akbar, S. M., Hasan, A., Watson, A. J., & Wheeler, P. (2022). FEA based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation. IEEE Journal of Emerging and Selected Topics in Power Electronics, https://doi.org/10.1109/JESTPE.2022.3148355

High frequency transformers are a key component of dual active bridge (DAB) dc-dc converters, providing isolation and voltage scaling. The losses in the transformer should be minimized to improve efficiency and extend lifetime. The existing research... Read More about FEA based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation.

Predictive control techniques applied to a 2L-VSI (2021)
Conference Proceeding
Rojas, D., Rivera, M., Toledo, S., & Wheeler, P. (2021). Predictive control techniques applied to a 2L-VSI. . https://doi.org/10.1109/CHILECON54041.2021.9702915

In recent years, Model Based Predictive Control (MPC), applied to power converters, has been successfully presented as an alternative to traditional control techniques due to its fast dynamic response, ability to incorporate various requirements of c... Read More about Predictive control techniques applied to a 2L-VSI.

Control strategies of photovoltaic systems (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Control strategies of photovoltaic systems. . https://doi.org/10.1109/chilecon54041.2021.9702993

The control in an inverter system for photovoltaic applications is important as it can impact on the efficiency of the system. In this paper a review of the main control strategies used in photovoltaic systems is presented. The study is divided into... Read More about Control strategies of photovoltaic systems.

Cascaded predictive control for a three-phase VSI with different cost functions (2021)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., & Wheeler, P. (2021). Cascaded predictive control for a three-phase VSI with different cost functions. . https://doi.org/10.1109/CHILECON54041.2021.9703077

Predictive control for power converters has been gaining interest as well as popularity in recent years. This paper presents a cascade predictive control for a voltage source inverter which is evaluated with different control objectives to meet a ran... Read More about Cascaded predictive control for a three-phase VSI with different cost functions.

Predictive current control strategy for a single phase direct matrix converter (2021)
Conference Proceeding
Rojas, D., Rivera, M., & Wheeler, P. (2021). Predictive current control strategy for a single phase direct matrix converter. . https://doi.org/10.1109/CHILECON54041.2021.9702943

This paper considers some of the aspects of applying predictive control to a single phase Matrix Converter. Among all the proposed control techniques for Matrix Converters, predictive control has become a plausible and versatile option due to its abi... Read More about Predictive current control strategy for a single phase direct matrix converter.

Sequential FCS-MPC for open phase fault tolerant control applied to SynRM (2021)
Conference Proceeding
Frias, G., Catuogno, G., Rivera, M., Wheeler, P., & Garcia, G. (2021). Sequential FCS-MPC for open phase fault tolerant control applied to SynRM. . https://doi.org/10.1109/CHILECON54041.2021.9703089

Model predictive control is a very attractive solution for electric drives and converter control, but while classic model predictive controls give good results, the choice of weighting factors is often somewhat complex and even more so when the syste... Read More about Sequential FCS-MPC for open phase fault tolerant control applied to SynRM.

General view of solar energy (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). General view of solar energy. In 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies, CHILECON 2021. https://doi.org/10.1109/chilecon54041.2021.9702964

Solar energy is considered clean, renewable and seemingly inexhaustible source of energy. Solar Energy has been used since ancient times for light and as heat, but in the 20th century, thanks to technological advances, different devices have been dev... Read More about General view of solar energy.

Technologies and MPPT algorithms for solar energy applications (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Technologies and MPPT algorithms for solar energy applications. . https://doi.org/10.1109/chilecon54041.2021.9702987

Due to environmental policies and the advancement of solar technology, the generation of electrical energy based on photovoltaic cells has become an important contributor to the renewable energy resource mix. In recent years, the development of photo... Read More about Technologies and MPPT algorithms for solar energy applications.

Effect of model parameter errors in model predictive control applications (2021)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., Wheeler, P., Zanchetta, P., & Mirzaeva, G. (2021). Effect of model parameter errors in model predictive control applications. . https://doi.org/10.1109/CHILECON54041.2021.9702942

When implementing predictive control strategies for power electronic converters a good model of the system is needed because this model determines the quality of the resulting controller. In this paper a study of the model parameter error effects in... Read More about Effect of model parameter errors in model predictive control applications.

A comparative study of predictive control techniques in a voltage source inverter (2021)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., & Wheeler, P. (2021). A comparative study of predictive control techniques in a voltage source inverter. . https://doi.org/10.1109/chilecon54041.2021.9703047

Predictive control has emerged as an alternative to conventional modulation and control of power converters. This article presents a comparison between a classical predictive control technique and a technique operating at a fixed switching frequency,... Read More about A comparative study of predictive control techniques in a voltage source inverter.

Critical scenarios identification in power system simulations using graph measures and machine learning (2021)
Conference Proceeding
Reyes, A., Salgueiro, Y., Rivera, M., Camargo, J., Hernandez, A., & Wheeler, P. (2021). Critical scenarios identification in power system simulations using graph measures and machine learning. . https://doi.org/10.1109/chilecon54041.2021.9703001

It is essential that electrical power systems are constructed with a reliable and resilient infrastructure. The evaluation of convergence scenarios of the load flow is a technique widely used to study the reliability of energy systems. This paper con... Read More about Critical scenarios identification in power system simulations using graph measures and machine learning.

Solar energy in the agrifood industry (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Solar energy in the agrifood industry. . https://doi.org/10.1109/chilecon54041.2021.9702972

The agriculture and food industry is very important for human society development and is constantly growing with the world's population. Agriculture is also among the activities that generate a lot of greenhouse gases, therefore there is a need to op... Read More about Solar energy in the agrifood industry.

Solar Energy in the Mining Industry (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Solar Energy in the Mining Industry. . https://doi.org/10.1109/INGELECTRA54297.2021.9748073

Solar energy has become very important in recent years, mainly because it is a clean and inexhaustible source. This paper presents a review of the use of solar energy in the mining industry. A global approach will be made, indicating the uses that ar... Read More about Solar Energy in the Mining Industry.

Predictive Control Strategies in a Two-Level Voltage Source Inverter (2021)
Conference Proceeding
Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Predictive Control Strategies in a Two-Level Voltage Source Inverter. In 2021 IEEE Congreso Estudiantil de Electrónica y Electricidad (INGELECTRA). https://doi.org/10.1109/ingelectra54297.2021.9748072

In recent years, predictive control has emerged as an alternative for the control of power electronic converters. In this paper, a comparison is presented between the implementation of a predictive current control strategy operating at variable switc... Read More about Predictive Control Strategies in a Two-Level Voltage Source Inverter.

Enhancement of dynamic wireless power transfer system by model predictive control (2021)
Journal Article
Alkasir, A., Abdollahi, S. E., Abdollahi, S. R., & Wheeler, P. (2022). Enhancement of dynamic wireless power transfer system by model predictive control. IET Power Electronics, 15(1), 67-79. https://doi.org/10.1049/pel2.12213

Wireless power transfer (WPT) system based on a dynamic wireless charging (DWC) scheme, eliminates waiting time for charging electric vehicles (EVs), increases the range of motion, reduces the size of Li-ion battery, and automates the charging proces... Read More about Enhancement of dynamic wireless power transfer system by model predictive control.