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Professor MARK SUMNER's Outputs (147)

EMI Spectral Aggregation of Modulation Schemes in a lab-based DC Microgrid (2022)
Presentation / Conference Contribution
Pena-Quintal, A., Khilnani, A., Sandrolini, L., Sumner, M., Thomas, D., & Greedy, S. (2022, August). EMI Spectral Aggregation of Modulation Schemes in a lab-based DC Microgrid. Presented at 2022 IEEE International Symposium on Electromagnetic Compatibility & Signal/Power Integrity (EMCSI), Spokane, WA, USA

DC Microgrid research has developed in the recent years following the increasing integration of power electronic based switching devices at the point of common coupling in DC grids. This has led to electromagnetic interference problems caused by the... Read More about EMI Spectral Aggregation of Modulation Schemes in a lab-based DC Microgrid.

Sensorless Control of a PMSM Drive Post an Open Circuit Failure Based on 3D-SVPWM Technique (2022)
Journal Article
Saleh, K., & Sumner, M. (2022). Sensorless Control of a PMSM Drive Post an Open Circuit Failure Based on 3D-SVPWM Technique. IEEJ Transactions on Electrical and Electronic Engineering, 17(7), 1072-1082. https://doi.org/10.1002/tee.23597

This paper presents a novel technique to maintain the PMSM Drive operation post the failure in one phase and the failure of the speed sensor occur simultaneously. The PMSM motor is driven by a fault-tolerant inverter. The use of the fault-tolerant in... Read More about Sensorless Control of a PMSM Drive Post an Open Circuit Failure Based on 3D-SVPWM Technique.

Sensorless control of five-phase PMSM drives post the failure in two phases (2022)
Journal Article
Saleh, K., & Sumner, M. (2022). Sensorless control of five-phase PMSM drives post the failure in two phases. Electrical Engineering, 104, 3073--3090. https://doi.org/10.1007/s00202-022-01534-3

This paper introduces a novel technique to maintain the operation of the five-phase permanent magnet synchronous motor post the failure in two phases of the motor and post the failure of the speed sensor occurs simultaneously. To achieve that, firstl... Read More about Sensorless control of five-phase PMSM drives post the failure in two phases.

Distributed Model-Based Predictive Secondary Control for Hybrid AC/DC Microgrids (2022)
Journal Article
Rute-Luengo, E., Navas-Fonseca, A., Gomez, J. S., Espina, E., Burgos-Mellado, C., Saez, D., Sumner, M., & Munoz-Carpintero, D. (2023). Distributed Model-Based Predictive Secondary Control for Hybrid AC/DC Microgrids. IEEE Journal of Emerging and Selected Topics in Power Electronics, 11(1), 627-642. https://doi.org/10.1109/JESTPE.2022.3157979

This paper presents a novel scheme based on distributed model-based predictive control for the secondary level control of hybrid AC/DC microgrids. Prediction models based on droop control and power transfer equations are proposed to characterize the... Read More about Distributed Model-Based Predictive Secondary Control for Hybrid AC/DC Microgrids.

A Novel Multiport DC-DC Converter for Enhancing the Design and Performance of Battery–Supercapacitor Hybrid Energy Storage Systems for Unmanned Aerial Vehicles (2022)
Journal Article
Fares, A. M., Klumpner, C., & Sumner, M. (2022). A Novel Multiport DC-DC Converter for Enhancing the Design and Performance of Battery–Supercapacitor Hybrid Energy Storage Systems for Unmanned Aerial Vehicles. Applied Sciences, 12(6), Article 2767. https://doi.org/10.3390/app12062767

This paper proposes an integrated multiport non-isolated DC–DC converter system for integrating battery–supercapacitor hybrid energy storage with photovoltaics for solar-powered unmanned aerial vehicles applications. Compared to the traditional topol... Read More about A Novel Multiport DC-DC Converter for Enhancing the Design and Performance of Battery–Supercapacitor Hybrid Energy Storage Systems for Unmanned Aerial Vehicles.

Sensorless Control of Seven-Phase PMSM Drives Using NSV-SVPWM with Minimum Current Distortion (2022)
Journal Article
Saleh, K., & Sumner, M. (2022). Sensorless Control of Seven-Phase PMSM Drives Using NSV-SVPWM with Minimum Current Distortion. Electronics, 11(5), Article 792. https://doi.org/10.3390/electronics11050792

This paper introduces three different algorithms to track the saliency in the seven-phase PMSM to obtain sensorless speed control. These algorithms are based on measuring the amount of change of the stator currents when different active vectors are i... Read More about Sensorless Control of Seven-Phase PMSM Drives Using NSV-SVPWM with Minimum Current Distortion.

Socio-Economic Benefits in Community Energy Structures (2022)
Journal Article
Kiamba, L., Rodrigues, L., Marsh, J., Naghiyev, E., Sumner, M., Empringham, L., De Lillo, L., & Gillott, M. (2022). Socio-Economic Benefits in Community Energy Structures. Sustainability, 14(3), Article 1890. https://doi.org/10.3390/su14031890

In this paper, the authors examine how a community energy group in the Meadows area of Nottingham in the UK adopted a model of local energy generation and storage as a means of combatting climate change, improving energy efficiency, enhancing energy... Read More about Socio-Economic Benefits in Community Energy Structures.

Socio-Economic Benefits in Community Energy Structures (2022)
Journal Article
Kiamba, L., Rodrigues, L., Marsh, J., Naghiyev, E., Sumner, M., Empringham, L., de Lillo, L., & Gillott, M. (2022). Socio-Economic Benefits in Community Energy Structures. Sustainability, 14(3), Article 1890. https://doi.org/10.3390/su14031890

In this paper, the authors examine how a community energy group in the Meadows area of Nottingham in the UK adopted a model of local energy generation and storage as a means of combatting climate change, improving energy efficiency, enhancing energy... Read More about Socio-Economic Benefits in Community Energy Structures.

New SVPWM used post a two-phase failure in FOC five-phase PMSM drives (2022)
Journal Article
Saleh, K., & Sumner, M. (2023). New SVPWM used post a two-phase failure in FOC five-phase PMSM drives. International Journal of Electronics, 110(2), 312-340. https://doi.org/10.1080/00207217.2021.2025448

One of the pronounced features of the multi-phase machines compared to the conventional three-phases machine is their high-fault capability. This merit is quite important as it contributes to minimising the number of interruptions in industrial opera... Read More about New SVPWM used post a two-phase failure in FOC five-phase PMSM drives.

Techno-economic and environmental analysis of community energy management for peak shaving (2021)
Journal Article
Cossutta, M., Pholboon, S., McKechnie, J., & Sumner, M. (2022). Techno-economic and environmental analysis of community energy management for peak shaving. Energy Conversion and Management, 251, Article 114900. https://doi.org/10.1016/j.enconman.2021.114900

Energy storage (ES) is seen as the key to unlocking the true potential of renewable generation as it potentially supports their integration into the grid by providing capability for services such balancing and frequency regulation. It also has the po... Read More about Techno-economic and environmental analysis of community energy management for peak shaving.

The Effect of Spread Spectrum Modulation for a Buck Converter Coupled with a Single Wired Communication Link (2021)
Presentation / Conference Contribution
Pena-Quintal, A., Niewiadomski, K., Muneeswaran, V., Greedy, S., Sumner, M., & Thomas, D. (2021, July). The Effect of Spread Spectrum Modulation for a Buck Converter Coupled with a Single Wired Communication Link. Presented at 2021 IEEE International Joint EMC/SI/PI and EMC Europe Symposium, Virtual

This paper explores the effect of using a Spread Spectrum modulation technique with a Buck Converter on a communication cable coupled at the input voltage. The EMI created by the switching of the power converter generates damped oscillations on the d... Read More about The Effect of Spread Spectrum Modulation for a Buck Converter Coupled with a Single Wired Communication Link.

Distributed Predictive Control using Frequency and Voltage Soft Constraints in AC Microgrids including Economic Dispatch of Generation (2021)
Presentation / Conference Contribution
Navas-Fonseca, A., Burgos-Mellado, C., Gomez, J. S., Llanos, J., Espina, E., Saez, D., & Sumner, M. (2021, October). Distributed Predictive Control using Frequency and Voltage Soft Constraints in AC Microgrids including Economic Dispatch of Generation. Presented at 47th Annual Conference of the IEEE Industrial Electronics Society (IECON 2021), Toronto, ON, Canada

This paper proposes a distributed predictive secondary controller to tackle together frequency and voltage regulation, realize the economic dispatch and reactive power sharing of generation units in isolated AC microgrids. Contrary to most approaches... Read More about Distributed Predictive Control using Frequency and Voltage Soft Constraints in AC Microgrids including Economic Dispatch of Generation.

The Influence of the Number of Frequencies and the Frequency Repetitions Rates in Spread Spectrum Sigma-Delta Modulated DC-DC Converters (2021)
Presentation / Conference Contribution
Pena-Quintal, A., Niewiadomski, K., Greedy, S., Sumner, M., & Thomas, D. (2021, September). The Influence of the Number of Frequencies and the Frequency Repetitions Rates in Spread Spectrum Sigma-Delta Modulated DC-DC Converters. Presented at 2021 Asia-Pacific International Symposium on Electromagnetic Compatibility (APEMC), Nusa Dua - Bali, Indonesia

This paper explores the impact of using a Spread Spectrum modulation technique based on a Sigma-Delta modulator for a DC-DC SiC-based power converter. A simple block is proposed for the PWM to generate square pulses close to 20 kHz with a controlled... Read More about The Influence of the Number of Frequencies and the Frequency Repetitions Rates in Spread Spectrum Sigma-Delta Modulated DC-DC Converters.

Limitations in Applying the Existing LISN Topologies for Low Frequency Conducted Emission Measurements and Possible Solution (2021)
Presentation / Conference Contribution
Wan, L., Khilnani, A., Hamid, A., Grassi, F., Spadacini, G., Pignari, S., Sumner, M., & Thomas, D. (2021, September). Limitations in Applying the Existing LISN Topologies for Low Frequency Conducted Emission Measurements and Possible Solution. Presented at 2021 Asia-Pacific International Symposium on Electromagnetic Compatibility (APEMC), Nusa Dua - Bali, Indonesia and online

The use of power electronic converters to interface renewable sources and intelligent loads to electricity distribution systems is increasing at a rapid rate as they bring flexibility and control to the system. However, they also bring an increased l... Read More about Limitations in Applying the Existing LISN Topologies for Low Frequency Conducted Emission Measurements and Possible Solution.

Comparison of Frequency Transform Methods for Condition Monitoring of a DC-Link Capacitor (2021)
Presentation / Conference Contribution
Raqib, A., Jahanger, H., Sumner, M., Cox, T., Klumpner, C., Agha, I., Kenney, R., Aguilar, F., & Lonsdale, P. (2020, December). Comparison of Frequency Transform Methods for Condition Monitoring of a DC-Link Capacitor. Presented at 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020), Online Conference

Electrolytic capacitors continue to be used for the DC-link in motor drive systems due to their high specific capacitance. The degradation of electrolytic capacitors can lead to increased equivalent series resistances (ESR) and reduction in capacitan... Read More about Comparison of Frequency Transform Methods for Condition Monitoring of a DC-Link Capacitor.

A compensated impedance based ground fault locator for an unearthed power system (2021)
Presentation / Conference Contribution
Jahanger, H. K., Raqib, A., Thomas, D. W., & Sumner, M. (2020, December). A compensated impedance based ground fault locator for an unearthed power system. Presented at 10th International Conference on Power Electronics, Machines and Drives (PEMD 2020), Online Conference

Continuous operation of a power system during a ground fault can be achieved by employing either a High Resistance Grounded (HRG) power source or a floating power source. However, if a second ground fault occurs in the system it can cause significant... Read More about A compensated impedance based ground fault locator for an unearthed power system.

Distributed Predictive Secondary Control for Imbalance Sharing in AC Microgrids (2021)
Journal Article
Navas-Fonseca, A., Burgos-Mellado, C., Gomez, J. S., Donoso, F., Tarisciotti, L., Saez, D., Cardenas, R., & Sumner, M. (2022). Distributed Predictive Secondary Control for Imbalance Sharing in AC Microgrids. IEEE Transactions on Smart Grid, 13(1), 20-37. https://doi.org/10.1109/TSG.2021.3108677

This paper proposes a distributed predictive secondary control strategy to share imbalance in three-phase, three-wire isolated AC Microgrids. The control is based on a novel approach where the imbalance sharing among distributed generators is control... Read More about Distributed Predictive Secondary Control for Imbalance Sharing in AC Microgrids.

Distributed Predictive Control Strategy for Frequency Restoration of Microgrids Considering Optimal Dispatch (2021)
Journal Article
F., A. N., Gomez, J. S., Llanos, J., Rute, E., Saez, D., & Sumner, M. (2021). Distributed Predictive Control Strategy for Frequency Restoration of Microgrids Considering Optimal Dispatch. IEEE Transactions on Smart Grid, 12(4), 2748-2759. https://doi.org/10.1109/tsg.2021.3053092

Microgrids are the cornerstone for a new model of electrical generation based on renewable resources. Commonly microgrids are controlled with a centralised hierarchical structure, which is inherited from power systems. However, a time-scale separatio... Read More about Distributed Predictive Control Strategy for Frequency Restoration of Microgrids Considering Optimal Dispatch.

Distributed Predictive Secondary Control for Voltage Restoration and Economic Dispatch of Generation for DC Microgrids (2021)
Presentation / Conference Contribution
Navas-Fonseca, A., Burgos-Mellado, C., Espina, E., Rute, E., Gomez, J. S., Saez, D., & Sumner, M. (2021, July). Distributed Predictive Secondary Control for Voltage Restoration and Economic Dispatch of Generation for DC Microgrids. Presented at 2021 IEEE Fourth International Conference on DC Microgrids (ICDCM), Arlington, VA, USA

DC microgrids ease the integration of renewables and can be easily put together with plug-and-play operation. However, most control techniques in DC microgrids focus on voltage regulation without considering its economical operation. Furthermore, the... Read More about Distributed Predictive Secondary Control for Voltage Restoration and Economic Dispatch of Generation for DC Microgrids.