All Outputs (27)

Predictive Control with Current-Based Maximum Power Point-Tracking for On-Grid Photovoltaic Applications (2021)
Journal Article
Muñoz, C., Rivera, M., Villalón, A., Baier, C. R., Muñoz, J., Ramirez, R. O., & Wheeler, P. (2021). Predictive Control with Current-Based Maximum Power Point-Tracking for On-Grid Photovoltaic Applications. Sustainability, 13(6), 3037. https://doi.org/10.3390/su13063037

The high increase of renewable energy sources and the increment of distributed generation in the electrical grid has made them complex and of variable parameters, causing potential stability problems to the PI controllers. In this document, a control... Read More about Predictive Control with Current-Based Maximum Power Point-Tracking for On-Grid Photovoltaic Applications.

A Review of Control Techniques in Photovoltaic Systems (2020)
Journal Article
Murillo-Yarce, D., Alarcón-Alarcón, J., Rivera, M., Restrepo, C., Muñoz, J., Baier, C., & Wheeler, P. (2020). A Review of Control Techniques in Photovoltaic Systems. Sustainability, 12(24), 1-22. https://doi.org/10.3390/su122410598

Complex control structures are required for the operation of photovoltaic electrical energy systems. In this paper, a general review of the controllers used for photovoltaic systems is presented. This review is based on the most recent papers present... Read More about A Review of Control Techniques in Photovoltaic Systems.

Control Techniques for a Single-Phase Matrix Converter (2020)
Journal Article
Rivera, M., Rojas, S., Restrepo, C., Muñoz, J., Baier, C., & Wheeler, P. (2020). Control Techniques for a Single-Phase Matrix Converter. Energies, 13(23), Article 6337. https://doi.org/10.3390/en13236337

The single-phase matrix converter is an AC-AC power topology which consists of six bidirectional switches and it is considered the key unit in cascade or multilevel configurations. In this paper, a comparison between two control techniques is present... Read More about Control Techniques for a Single-Phase Matrix Converter.

The Analysis Performance of a Grid-Connected 8.2 kWp Photovoltaic System in the Patagonia Region (2020)
Journal Article
Vidal, H., Rivera, M., Wheeler, P., & Vicencio, N. (2020). The Analysis Performance of a Grid-Connected 8.2 kWp Photovoltaic System in the Patagonia Region. Sustainability, 12(21), 1-16. https://doi.org/10.3390/su12219227

Solar PV structures for locations at high latitudes in the Northern and Southern Hemispheres are increasingly in the spotlight. The work reported in this paper analyses the behaviour of a grid-connected 8.2 kWp photovoltaic system to either feed on-s... Read More about The Analysis Performance of a Grid-Connected 8.2 kWp Photovoltaic System in the Patagonia Region.

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., …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.

A Reduced Single-Phase Switched-Diode Cascaded Multilevel Inverter (2020)
Journal Article
Hosseinzadeh, M. A., Sarebanzadeh, M., Rivera, M., Babaei, E., & Wheeler, P. (2021). A Reduced Single-Phase Switched-Diode Cascaded Multilevel Inverter. IEEE Journal of Emerging and Selected Topics in Power Electronics, 9(3), 3556-3569. https://doi.org/10.1109/jestpe.2020.3010793

The cascaded multilevel inverters (MLIs) are suitable topologies when a high number of voltage levels are needed. Nonetheless, cascaded topologies possess the main drawback of a high number of power switches and gate drivers that make sophisticated c... Read More about A Reduced Single-Phase Switched-Diode Cascaded Multilevel Inverter.

Improved Predictive Control in Multi-Modular Matrix Converter for Six-Phase Generation Systems (2020)
Journal Article
Toledo, S., Maqueda, E., Rivera, M., Gregor, R., Wheeler, P., & Romero, C. (2020). Improved Predictive Control in Multi-Modular Matrix Converter for Six-Phase Generation Systems. Energies, 13(10), Article 2660. https://doi.org/10.3390/en13102660

Distributed generation systems are emerging as a good solution as part of the response to the world’s growing energy demand. In this context multi-phase wind generation systems are a feasible option. These systems consist of renewable AC sources whic... Read More about Improved Predictive Control in Multi-Modular Matrix Converter for Six-Phase Generation Systems.