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# Publications

The list of our journal and conference publications divided per year can be found below:

2018

Journal Papers

- M. Diaz, R. Cardenas, M. Espinoza, F. Rojas, C. Hackl, J. Clare and P. Wheeler, “Vector Control of a Modular Multilevel Matrix Converter Operating in the Full Output-Frequency Range”, IEEE Transactions on Industrial Electronics, Q1
- A. Mora, M. Urrutia, R. Cardenas, A. Angulo, M. Espinoza, M. Díaz and P. Lezana, Model Predictive Control Based Capacitor Voltage Balancing Strategies for Modular Multilevel Converters, IEEE Transactions on Industrial Electronics, Q1. .
- Espinoza, R. Cardenas, J. Clare, D. Soto, M. Diaz, E. Espina and C. Hackl, “An Integrated Converter and Machine Control System for MMC-Based High Power Drives”, IEEE Transactions on Industrial Electronics, Q1.

Conference Papers

- M. Uriarte, F. Rojas, M. Díaz, G. Mirzaeva, G. Droguett, “An Overmodulation Algorithm based on SVM for Power Quality Applications,” IEEE ICA-ACCA 2018, Concepcion, Chile.
- G. Droguett, F. Rojas, D. Arancibia, M. Díaz, M. Uriarte, G. Mirzaeva, “Nearest Level Control for the three-phase to single-phase MMC for Solid State Transformers,” IEEE ICA-ACCA 2018, Concepcion, Chile.
- C. Meléndez, M. Díaz, S. Cerda, F. Rojas, H. Chávez, “Frequency Support Control of a Modular Multilevel Matrix Converter based Wind Energy Conversion System”, IEEE ICA-ACCA 2018, Concepcion, Chile.
- C. Contreras, D. Guajardo, M. Diaz, F. Rojas, M. Espinoza, R. Cardenas, “Fast Delayed Signal Cancellation based PLL for unbalanced grid conditions,” IEEE ICA-ACCA 2018, Concepcion, Chile.
- F. Donoso, M. Espinoza, M. Diaz, A. Letelier and R. Cárdenas, “Experimental validation of a Back-to-Back Modular Multilevel Converter for drive applications," 20th European Conference on Power Electronics and Applications, Riga, Latvia, 2018.
- M. Espinoza, F. Donoso, E. Espina, M. Diaz, R. Cárdenas, “A Novel Control Strategy for Modular Multilevel Based Drives Considering the System Operating Point, 20th European Conference on Power Electronics and Applications, Riga, Latvia, 2018.
- M. Diaz, F. Donoso, R. Cárdenas, M. Espinoza, A. Mora, P. Wheeler, “Control of Modular Multilevel Cascade Converters for offshore Wind Energy Generation and Transmission,” 13th International Conference on Ecological Vehicles and Renewable Energies EVER 2018, Monte Carlo, Monaco.
- M. Espinoza, M. Diaz, F. Donoso, A. Letelier and R Cárdenas, “Control and Operation of the MMC-Based Drive with Reduced Capacitor Voltage Fluctuations," 9th International Conference on Power Electronics, Machines and Drives, PEMD 2018, Liverpool, United Kingdom.
- M. Diaz, M. Espinoza, F. Rojas, P. Wheeler, R. Cárdenas, “Vector Control Strategies to enable equal input-output frequencies operation of the Modular Multilevel Matrix Converter," 9th International Conference on Power Electronics, Machines and Drives, PEMD 2018, Liverpool, United Kingdom.

2017

**Journal Papers**

- F. Rojas, R. Kennel, R. Cardenas, R. Repenning, J. C. Clare, and M. Diaz, “A New Space-Vector-Modulation Algorithm for a Three-Level Four-Leg NPC Inverter,” IEEE Trans. Energy Convers., vol. 32, no. 1, pp. 23–35, Mar. 2017. Q1
- F. Rojas, R. Cardenas-Dobson, R. Kennel, J. Clare, and M. Diaz, “A Simplified Space Vector Modulation Algorithm for Four-Leg NPC Converters IEEE Transactions on Power Electronics, vol. 32, no. 11, pp. 8371-8380, Nov. 2017. Q1
- M. Diaz, R. Cardenas, M. Espinoza, R. Felix, A. Mora, P. Wheeler, and J. Clare, “Control of Wind Energy Conversion Systems Based on the Modular Multilevel Matrix Converter,” IEEE Trans. Ind. Electron, Nov. 2017. Q1
- Espinoza, R. Cardenas, M. Diaz, and J. Clare, “An Integrated Converter and Machine Control System for MMC-Based High Power Drives”, submitted to IEEE Transactions on Industrial Electronics. Q1
- Espinoza, R. Cardenas, M. Diaz, and J. Clare, "An Enhanced dq-Based Vector Control System for Modular Multilevel Converters Feeding Variable-Speed Drives," in IEEE Transactions on Industrial Electronics, vol. 64, no. 4, pp. 2620-2630, April 2017. Q1

**Conference Papers**

- M. Diaz, M. Espinoza, F. Rojas, A. Mora, P. Wheeler, R. Cárdenas, “Closed Loop Vector Control of the Modular Multilevel Matrix Converter for equal frequency operation”, submitted to: 3rd IEEE Southern Power Electronics Conference, SPEC 2017.
- M. Espinoza, E. Espina, M. Diaz, R. Cárdenas, “Control Strategies for Modular Multilevel Converters Driving Cage Machines”, submitted to: 3rd IEEE Southern Power Electronics Conference, SPEC 2017.
- F. Rojas, M. Espinoza, M. Diaz, R. Cárdenas, “A Solid State Transformer based on a three-phase to single-phase Modular Multilevel Converter for Power Distribution Networks”, submitted to: 3rd IEEE Southern Power Electronics Conference, SPEC 2017.
- M. Urrutia, A. Mora, A. Angulo, P. Lezana, R. Cárdenas, M. Diaz, “A Novel Capacitor Voltage Balancing Strategy for Modular Multilevel Converters”, submitted to: 3rd IEEE Southern Power Electronics Conference, SPEC 2017.

2016

**Journal Papers**

- R. Cárdenas, M. Díaz, F. Rojas, J. Clare and P. Wheeler, "Resonant control system for low-voltage ride-through in wind energy conversion systems," in IET Power Electronics, vol. 9, no. 6, pp. 1297-1305, 5 18 2016. doi: 10.1049/iet-pel.2015.0488

**Conference Papers**

- M. Diaz, R. Cárdenas, M. Espinoza, A. Mora, and P. Wheeler, "Modelling and control of the Modular Multilevel Matrix Converter and its application to Wind Energy Conversion Systems," IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society, Florence, 2016, pp. 5052-5057.
- M. Diaz, M. Espinoza, A. Mora, R. Cardenas, and P. Wheeler, "The application of the modular multilevel matrix converter in high-power wind turbines," 2016 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe), Karlsruhe, 2016, pp. 1-11.
- M. Espinoza, R. Cardenas, M. Diaz, A. Mora, and D. Soto, “Modelling and control of the modular multilevel converter in back to back configuration for high power induction machine drives,” in IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society, 2016, pp. 5046–5051.
- A. Mora, R. Cárdenas, M. Espinoza, M. Díaz, "Active power oscillation elimination in 4-leg grid-connected converters under unbalanced network conditions," IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society, Florence, 2016, pp. 2229-2234.
- M. Espinoza, E. Espina, M. Diaz, A. Mora, R. Cárdenas, "Improved control strategy of the modular multilevel converter for high power drive applications in low frequency operation," 2016 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe), Karlsruhe, 2016, pp. 1-10.

2015

**Journal Papers**

- R. Cardenas, M. Diaz, F. Rojas, and J. Clare, “Fast Convergence Delayed Signal Cancellation Method for Sequence Component Separation,” in IEEE Transactions on Power Delivery, vol. 30, no. 4, pp. 2055-2057, Aug. 2015. Q1

**Conference Papers**

- M. Diaz, R. Cárdenas, B. Mauricio Espinoza, A. Mora, and F. Rojas, "A novel LVRT control strategy for Modular Multilevel Matrix Converter based high-power Wind Energy Conversion Systems," 2015 Tenth International Conference on Ecological Vehicles and Renewable Energies (EVER), Monte Carlo, 2015, pp. 1-11.
- A. Mora, M. Espinoza, M. Diaz, and R. Cardenas, “Model Predictive Control of Modular Multilevel Matrix Converter,” in 2015 IEEE 24th International Symposium on Industrial Electronics (ISIE), 2015, pp. 1074–1079.
- M. Espinoza, A. Mora, M. Diaz, and R. Cardenas, "Balancing energy and low frequency operation of the Modular Multilevel Converter in Back to Back configuration," 2015 Tenth International Conference on Ecological Vehicles and Renewable Energies (EVER), Monte Carlo, 2015, pp. 1-9.

2014

**Journal Publications**

- M. Diaz and R. Cárdenas-Dobson, “Dual current control strategy to fulfill LVRT requirements in WECS,” Int. J. Comput. Math. Electr. Electron. Eng., vol. 33, no. 5, pp. 1665–1677, Aug. 2014. Q4
- M. Diaz, R. Cárdenas, F. Rojas, and J. Clare, “3-Phase 4-wire matrix converter-based voltage sag/swell generator to test low-voltage ride through in wind energy conversion systems,” IET Power Electron., vol. 7, no. 12, pp. 3116–3125, Dec. 2014. Q1

**Conference Publications**

- M. Diaz and R. Cardenas, "Analysis of synchronous and stationary reference frame control strategies to fulfill LVRT requirements in Wind Energy Conversion Systems," 2014 Ninth International Conference on Ecological Vehicles and Renewable Energies (EVER), Monte-Carlo, 2014, pp. 1-8. Best Paper Award.
- M. Diaz, R. Cardenas, and G. Soto, "4-wire Matrix Converter based voltage sag/swell generator to test LVRT in renewable energy systems," 2014 Ninth International Conference on Ecological Vehicles and Renewable Energies (EVER), Monte-Carlo, 2014, pp. 1-10.