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Publications

Journal Papers

  1. O. López, J. Alvarez, A. G. Yepes, M. Medina-Sánchez and J. Doval-Gandoy, "Postfault Operation Strategy With Minimum Harmonic Injection for Cascaded H-Bridge Inverters Driving a Multiphase Motor", IEEE Transactions on Power Electronics, accepted for publication.
  2. A. G. Yepes, M. S. Abdel-Majeed, W. E. Abdel-Azim, M. G. Abdel-Moneim, A. S. Abdel-Khalik, S. Ahmed and J. Doval-Gandoy, "Per-Phase Stator-Resistance Estimation by DC-Signal Injection in Open-Phase Fault-Tolerant Six-Phase Induction Motor Drives", IEEE Transactions on Industrial Electronics, accepted for publication.
  3. A. Shawier, W. E. Abdel-Azim, A. G. Yepes, A. S. Abdel-Khalik, M. S. Hamad, S. Ahmed and J. Doval-Gandoy, "Hysteresis Current Control for Six-Phase Induction Motor Drives With Reduced Ripple and Improved Tracking Based on Subspace Decomposition and Restrained Voltage Vectors", IEEE Transactions on Industrial Electronics, vol. 71, no. 7, pp. 6534-6545, Jul. 2024.
  4. M. Medina-Sánchez, A. G. Yepes, O. López and J. Doval-Gandoy, "A Generalized Overmodulation Strategy With Minimum Current Distortion for Symmetrical and Asymmetrical Multiphase Induction Motor Drives", IEEE Transactions on Power Electronics, vol. 39, no. 6, pp. 6552-6567, Jun. 2024.
  5. O. López, T. Komrska, J. Alvarez, L. Adam, A. G. Yepes, M. Medina-Sánchez and J. Doval-Gandoy, "Post-fault operation strategy for cascaded H-bridge inverters driving a multiphase motor", IEEE Transactions on Industrial Electronics, vol. 71, no. 5, pp. 4309-4319, May 2024.
  6. A. G. Yepes, W. E. Abdel-Azim, A. Shawier, A. S. Abdel-Khalik, M. S. Hamad, S. Ahmed and J. Doval-Gandoy, "Open-Phase-Tolerant Online Current References for Maximum Torque Range and Minimum Loss With Current and Torque-Ripple Limits for n-phase Nonsalient PMSMs With Nonsinusoidal Back EMF", IEEE Transactions on Transportation Electrification, vol. 10, no. 1, pp. 432-449, Mar. 2024.
  7. M. Medina-Sánchez, A. G. Yepes, O. López, A. S. Abdel-Khalik and J. Doval-Gandoy, "A Carrier-Based Overmodulation Strategy With Minimum Voltage Distortion for Symmetrical n-Phase Induction Motor Drives", IEEE Transactions on Power Electronics, vol. 38, no. 12, pp. 4650-4667, Dec. 2023.
  8. A. G. Yepes, A. Shawier, W. E. Abdel-Azim, A. S. Abdel-Khalik, S. Ahmed and J. Doval-Gandoy, "General Online Current-Harmonic Generation for Increased Torque Capability With Minimum Stator Copper Loss in Fault-Tolerant Multiphase Induction Motor Drives", IEEE Transactions on Transportation Electrification, vol. 9, no. 3, pp. 4650-4667, Sep. 2023.
  9. A. G. Yepes, M. S. Abdel-Majeed, H. S. Che, A. S. Abdel-Khalik, S. Ahmed and J. Doval-Gandoy, "DC-Signal Injection for Stator-Resistance Estimation in Symmetrical Six-Phase Induction Motors Under Open-Phase Fault", IEEE Transactions on Industrial Electronics, vol. 70, no. 6, pp. 5444-5453, Jun. 2023.
  10. M. Medina-Sánchez, A. G. Yepes, O. López and J. Doval-Gandoy, "Assessment and Exploitation of the Minimum Current Harmonic Distortion Under Overmodulation in Five-Phase Induction Motor Drives", IEEE Transactions on Power Electronics, vol. 38, no. 4, pp. 4289-4305, Apr. 2023.
  11. B. Chikondra, A. G. Yepes, O. A. Zaabi, K. A. Hosani, J. Doval-Gandoy and R. K. Behera, "Open-Phase Fault-Tolerant DTC Technique for Three-Level NPC VSI-Fed Five-Phase Induction Motor Drives", IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 11, no. 2, pp. 2114-2125, Apr. 2023.
  12. A. G. Yepes, D. S. B. Fonseca, H. R. P. Antunes, O. López, A. J. M. Cardoso and J. Doval-Gandoy, "Discrimination Between Eccentricity and Interturn Faults Using Current or Voltage-Reference Signature Analysis in Symmetrical Six-Phase Induction Machines", IEEE Transactions on Power Electronics, vol. 38, no. 2, pp. 2421-2434, Feb. 2023.
  13. A. G. Yepes, W. E. Abdel-Azim, A. Shawier, M. S. Abdel-Majeed, H. S. Che, A. S. Abdel-Khalik, S. Ahmed and J. Doval-Gandoy, "Online Control Strategy for Tolerating Resistance Asymmetry With Minimum Copper Loss in the Full Torque Range for Symmetrical Six-Phase AC Drives", IEEE Transactions on Power Electronics, vol. 38, no. 1, pp. 151-164, Jan. 2023.
  14. A. Gonzalez-Prieto, I. Gonzalez-Prieto, A. G. Yepes, M. J. Duran and J. Doval-Gandoy, "On the Advantages of Symmetrical Over Asymmetrical Multiphase AC Drives with Even Phase Number Using Direct Controllers", IEEE Transactions on Industrial Electronics, vol. 69, no. 8, pp. 7639-7650, Aug. 2022.
  15. A. G. Yepes, I. Gonzalez-Prieto, O. López, M. J. Duran and J. Doval-Gandoy, "A Comprehensive Survey on Fault Tolerance in Multiphase AC Drives, Part 2: Phase and Switch Open-Circuit Faults", Machines, vol. 10, no. 3, 2022.
  16. A. G. Yepes, O. López, I. Gonzalez-Prieto, M. J. Duran and J. Doval-Gandoy, "A Comprehensive Survey on Fault Tolerance in Multiphase AC Drives, Part 1: General Overview Considering Multiple Fault Types", Machines, vol. 10, no. 3, 2022.
  17. A. G. Yepes and J. Doval-Gandoy, "Overmodulation Method With Adaptive x-y Current Limitation for Five-Phase Induction Motor Drives", IEEE Transactions on Industrial Electronics, vol. 69, no. 3, pp. 2240-2251, Mar. 2022.
  18. A. G. Yepes and J. Doval-Gandoy, "Simple Carrier-Based PWM for Prolonged High DC-Link Utilization for Symmetrical and Asymmetrical n-Phase AC Drives", IEEE Transactions on Power Electronics, vol. 36, no. 8, pp. 8696-8712, Aug. 2021.
  19. A. G. Yepes and J. Doval-Gandoy, "Study and Active Enhancement by Converter Reconfiguration of the Performance in Terms of Stator Copper Loss, Derating Factor and Converter Rating of Multiphase Drives Under Two Open Legs With Different Stator Winding Connections", IEEE Access, vol. 9, pp. 63356-63376, 2021.
  20. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Improvement in DC-Link Utilization With Reduced Current and Torque Deterioration for Five-Phase Drives by Combination of Circulating-Current Filters and Simple Carrier-Based PWM Based on Closed-Form Expressions", IEEE Transactions on Industrial Electronics, vol. 68, no. 2, pp. 960-971, Feb. 2021.
  21. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Strategy With Smooth Transitions and Improved Torque-Speed Region and Stator Copper Loss for Two-Level Asymmetrical Six-Phase Induction Motor Drives Under Switch Faults", IEEE Transactions on Power Electronics, vol. 36, no. 2, pp. 1954-1969, Feb. 2021.
  22. A. G. Yepes and J. Doval-Gandoy, "Effective Current Limitation for Multifrequency Current Control With Distortion-Free Voltage Saturation and Antiwindup", IEEE Transactions on Power Electronics, vol. 35, no. 12, pp. 13697-13713, Dec. 2020.
  23. O. López, J. Álvarez, A. G. Yepes, F. Baneira, D. Pérez-Estévez, F. D. Freijedo and J. Doval-Gandoy, "Carrier-Based PWM Equivalent to Multilevel Multiphase Space Vector PWM Techniques", IEEE Transactions on Industrial Electronics, vol. 67, no. 7, pp. 5220-5231, Jul. 2020.
  24. A. G. Yepes, J. Doval-Gandoy, F. Baneira and H. A. Toliyat, "Comparison of Stator Winding Connections in Multiphase Drives Under Healthy Operation and With One Open Converter Leg", IET Electric Power Applications, vol. 14, no. 4, pp. 584-596, Apr. 2020.
  25. F. Baneira, J. Doval-Gandoy, A. G. Yepes and O. López, "DC-Current Injection With Minimum Torque Ripple in Interior Permanent-Magnet Synchronous Motors", IEEE Transactions on Power Electronics, vol. 35, no. 2, pp. 1176-1181, Feb. 2020.
  26. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Multifrequency Current Control for n-Phase Machines Including Antiwindup and Distortion-Free Saturation With Full DC-Bus Utilization", IEEE Transactions on Power Electronics, vol. 34, no. 10, pp. 9891-9904, Oct. 2019.
  27. F. Baneira, L. Asiminoaei, J. Doval-Gandoy, H. Delpino, A. G. Yepes, and J. Godbersen, "Estimation Method of Stator Winding Resistance for Induction-Motor Drives Based on DC-Signal Injection Suitable for Low Inertia", IEEE Transactions on Power Electronics, vol. 34, no. 6, pp. 5646-5654, Jun. 2019.
  28. A. Morya, M. C. Gardner, B. Anvari, L. Liu, A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Wide Bandgap Devices in AC Electric Drives: Opportunities and Challenges", IEEE Transactions on Transportation Electrification, vol. 5, no. 1, pp. 3-20, Mar. 2019.
  29. A. Negahdari, A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Efficiency Enhancement of Multiphase Electric Drives at Light-Load Operation Considering Both Converter and Stator Copper Losses", IEEE Transactions on Power Electronics, vol. 34, no. 2, pp. 1518-1525, Feb. 2019.
  30. A. G. Yepes, J. Doval-Gandoy, F. Baneira and H. A. Toliyat, "Control Strategy for Dual Three-Phase Machines With Two Open Phases Providing Minimum Loss in the Full Torque Operation Range", IEEE Transactions on Power Electronics, vol. 33, no. 12, pp. 10044-10050, Dec. 2018.
  31. D. Pérez-Estévez, J. Doval-Gandoy, A. G. Yepes, O. López and F. Baneira, "Generalized Multi-Frequency Current Controller for Grid-Connected Converters With LCL Filter", IEEE Transactions on Industry Applications, vol. 54, no. 5, pp. 4537-4553, Sep./Oct. 2018.
  32. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Multifrequency Current Control Including Distortion-Free Saturation and Anti-Windup With Enhanced Dynamics", IEEE Transactions on Power Electronics, vol. 33, no. 9, pp. 7309-7313, Sep. 2018.
  33. A. G. Yepes, J. Doval-Gandoy, F. Baneira and H. A. Toliyat, "Speed Estimation Based on Rotor Slot Harmonics in Multiphase Induction Machines Under Open-Phase Fault", IEEE Transactions on Power Electronics, vol. 33, no. 9, pp. 7980-7993, Sep. 2018.
  34. D. Pérez-Estévez, J. Doval-Gandoy, A. G. Yepes, O. López and F. Baneira, "Enhanced Resonant Current Controller for Grid-Connected Converters With LCL Filter", IEEE Transactions on Power Electronics, vol. 33, no. 5, pp. 3765-3778, May 2018.
  35. A. G. Yepes, J. Doval-Gandoy, F. Baneira , D. Pérez-Estévez and O. López, "Current Harmonic Compensation for n-Phase Machines With Asymmetrical Winding Arrangement and Different Neutral Configurations", IEEE Transactions on Industry Applications, vol. 53, no. 6, pp. 5426 - 5439, Nov./Dec. 2017.
  36. F. Baneira, J. Doval-Gandoy, A. G. Yepes, O. López and D. Pérez-Estévez, "Comparison of Postfault Strategies for Current Reference Generation for Dual Three-Phase Machines in Terms of Converter Losses", IEEE Transactions on Power Electronics, vol. 32, no. 11, pp. 8243-8246, Nov. 2017.
  37. D. Pérez-Estévez, J. Doval-Gandoy, A. G. Yepes and O. López, "Positive- and Negative-Sequence Current Controller With Direct Discrete-Time Pole Placement for Grid-Tied Converters With LCL Filter", IEEE Transactions on Power Electronics, vol. 32, no. 9, pp. 7207-7221, Sep. 2017.
  38. F. Baneira, J. Doval-Gandoy, A. G. Yepes, O. López and D. Pérez-Estévez, "Control Strategy for Multiphase Drives With Minimum Losses in the Full Torque Operation Range Under Single Open-Phase Fault", IEEE Transactions on Power Electronics, vol. 32, no. 8, pp. 6275–6285, Aug. 2017.
  39. O. López, J. Álvarez, J. Malvar, A. G. Yepes, A. Vidal, F. Baneira, D. Pérez-Estévez, F. D. Freijedo and J. Doval-Gandoy, "Space Vector PWM With Common-Mode Voltage Elimination for Multiphase Drives", IEEE Transactions on Power Electronics, Vol. 31, no. 12, pp. 8151-8161, Dec. 2016.
  40. A. G. Yepes, F. Baneira, J. Malvar, A. Vidal, D. Pérez-Estévez, O. López, and J. Doval-Gandoy, "Selection Criteria of Multiphase Induction Machines for Speed-Sensorless Drives Based on Rotor Slot Harmonics", IEEE Transactions on Industrial Electronics, Vol. 63, no. 8, pp. 4663-4673, Aug. 2016.
  41. F. Baneira, A. G. Yepes, O. López and J. Doval-Gandoy, "Estimation Method of Stator Winding Temperature for Dual Three-Phase Machines Based on DC-Signal Injection", IEEE Transactions on Power Electronics, Vol. 31, no. 7, pp. 5141-5148, Jul. 2016.
  42. S. Golestan, A. Vidal, A. G. Yepes, J. M. Guerrero, J. C. Vasquez and J. Doval-Gandoy, "A True Open-Loop Synchronization Technique", IEEE Transactions on Industrial Informatics, Vol. 12, no. 3, pp. 1093-1103, Jun. 2016.
  43. S. Golestan, J. M. Guerrero, A. Vidal, A. G. Yepes and J. Doval-Gandoy, "PLL with MAF-Based Prefiltering Stage: Small-Signal Modeling and Performance Enhancement", IEEE Transactions on Power Electronics, Vol. 31, no. 6, pp. 4013-4019, Jun. 2016.
  44. S. Golestan, J. M. Guerrero, A. Vidal, A. G. Yepes, J. Doval-Gandoy and F. D. Freijedo, "Small-Signal Modeling, Stability Analysis and Design Optimization of Single-Phase Delay-Based PLLs", IEEE Transactions on Power Electronics, Vol. 31, no. 5, pp. 3517-3527, May 2016.
  45. L. Harnefors, X. Wang, A. G. Yepes and F. Blaabjerg, "Passivity-Based Stability Assessment of Grid-Connected VSCs - An Overview", IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 4, no. 1, pp. 116-125, Mar. 2016.
  46. L. Harnefors, A. G. Yepes, A. Vidal and J. Doval-Gandoy, "Multifrequency Current Control With Distortion-Free Saturation", IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 4, no. 1, pp. 37-43, Mar. 2016.
  47. S. Golestan, F. D. Freijedo, A. Vidal, A. G. Yepes, J. M. Guerrero and J. Doval-Gandoy, "An Efficient Implementation of Generalized Delayed Signal Cancellation PLL", IEEE Transactions on Power Electronics, vol. 31, no. 2, pp. 1085-1094, Feb. 2016.
  48. A. Vidal, A. G. Yepes, F. D. Freijedo, O. López, J. Malvar, F. Baneira and J. Doval-Gandoy, "A Method for Identification of the Equivalent Inductance and Resistance in the Plant Model of Current-Controlled Grid-Tied Converters", IEEE Transactions on Power Electronics, vol. 30, no. 12, pp. 7245-7261, Dec. 2015.
  49. F. D. Freijedo, A. Vidal, A. G. Yepes, J. M. Guerrero, O. López, J. Malvar and J. Doval-Gandoy, "Tuning of Synchronous-Frame PI Current Controllers in Grid-Connected Converters Operating at a Low Sampling Rate by MIMO Root Locus", IEEE Transactions on Industrial Electronics, vol. 62, no. 8, pp. 5006-5017, Aug. 2015.
  50. A. G. Yepes, J. Malvar, A. Vidal, O. López and J. Doval-Gandoy, "Current Harmonics Compensation Based on Multi-Resonant Control in Synchronous Frames for Symmetrical n-Phase Machines", IEEE Transactions on Industrial Electronics, vol. 62, no. 5, pp. 2708-2720, May 2015.
  51. A. Vidal, A. G. Yepes, F. D. Freijedo, J. Malvar, O. López and J. Doval-Gandoy, "A Technique to Estimate the Equivalent Loss Resistance of Grid-Tied Converters for Current Control Analysis and Design", IEEE Transactions on Power Electronics, vol. 30, no. 3, pp. 1747-1761, Mar. 2015.
  52. L. Harnefors, A. G. Yepes, A. Vidal and J. Doval-Gandoy, "Passivity-Based Controller Design of Grid-Connected VSCs for Prevention of Electrical Resonance Instability", IEEE Transactions on Industrial Electronics, vol. 62, no. 2, pp. 702-710, Feb. 2015.
  53. L. Harnefors, A. G. Yepes, A. Vidal and J. Doval-Gandoy, "Passivity-Based Stabilization of Resonant Current Controllers With Consideration of Time Delay", IEEE Transactions on Power Electronics, vol. 29, no. 12, pp. 6260-6263, Dec. 2014.
  54. A. Vidal, F. D. Freijedo, A. G. Yepes, J. Malvar, O. López and J. Doval-Gandoy, "Transient Response Evaluation of Stationary-Frame Resonant Current Controllers for Grid-Connected Applications", IET Power Electronics, vol. 7, no. 7, pp. 1714-1724, Jul. 2014.
  55. A. G. Yepes, A. Vidal, O. López and J. Doval-Gandoy, "Evaluation of Techniques for Cross-Coupling Decoupling Between Orthogonal Axes in Double Synchronous Reference Frame Current Control", IEEE Transactions on Industrial Electronics, vol. 61, no. 7, pp. 3527-3531, Jul. 2014.
  56. A. G. Yepes, A. Vidal, J. Malvar, O. López and J. Doval-Gandoy, "Tuning Method Aimed at Optimized Settling Time and Overshoot for Synchronous Proportional-Integral Current Control in Electric Machines", IEEE Transactions on Power Electronics, vol. 29, no. 6, pp. 3041-3054, Jun. 2014.
  57. J. Malvar, O. López, A. G. Yepes, A. Vidal, F. D. Freijedo, P. Fernández-Comesaña and J. Doval-Gandoy, "Graphical diagram for subspace and sequence identification of harmonics in symmetrical multiphase machines", IEEE Transactions on Industrial Electronics, vol. 61, no. 1, pp. 29–42, Jan. 2014.
  58. A. Vidal, F. D. Freijedo, A. G. Yepes, O. López, P. Fernández-Comesaña, J. Malvar and J. Doval-Gandoy, "Assessment and Optimization of the Transient Response of Proportional-Resonant Current Controllers for Distributed Power generation Systems", IEEE Transactions on Industrial Electronics, vol. 60, no. 4, pp. 1367–1383, Apr. 2013.
  59. A. G. Yepes, J. A. Riveros, J. Doval-Gandoy, F. Barrero, O. López, B. Bogado, M. Jones and E. Levi "Parameter Identification of Multiphase Induction Machines with Distributed Windings - Part 1: Sinusoidal Excitation Methods", IEEE Transactions on Energy Conversion, vol. 27, no. 4, pp. 1056–1066, Dec. 2012.
  60. J. A. Riveros, A. G. Yepes, F. Barrero, J. Doval-Gandoy, B. Bogado, O. López, M. Jones and E. Levi "Parameter Identification of Multiphase Induction Machines with Distributed Windings - Part 2: Time Domain Techniques", IEEE Transactions on Energy Conversion, vol. 27, no. 4, pp. 1067–1077, Dec. 2012.
  61. A. G. Yepes, F. D. Freijedo, J. Doval-Gandoy, O. López, J. Malvar and Pablo Fernandez-Comesaña, "Correction to "Effects of discretization methods on the performance of resonant controllers"", IEEE Transactions on Power Electronics, vol. 27, no. 12, pp. 4976, Dec. 2012.
  62. A. G. Yepes, F. D. Freijedo, O. López and J. Doval-Gandoy, "Correction to "High performance digital resonant controllers implemented with two integrators"", IEEE Transactions on Power Electronics, vol. 27, no. 2, pp. 4357, Oct. 2012.
  63. Pablo Fernandez-Comesaña, F. D. Freijedo, J. Doval-Gandoy, O. López, A. G. Yepes and J. Malvar, "Mitigation of Voltage Sags, Imbalances and Harmonics in Sensitive Industrial Loads by Means of a Series Power Line Conditioner", Electric Power Systems Research, vol. 84, no. 1, pp. 20-30, Mar. 2012.
  64. A. G. Yepes, F. D. Freijedo, O. López and J. Doval-Gandoy, "Analysis and Design of Resonant Current Controllers for Voltage Source Converters by Means of Nyquist Diagrams and Sensitivity Function", IEEE Transactions on Industrial Electronics, vol. 58, no. 11, pp. 5231-5250, Nov. 2011.
  65. F. D. Freijedo, A. G. Yepes, O. López, Pablo Fernandez-Comesaña and J. Doval-Gandoy, "An optimized implementation of phase locked loops for grid applications", IEEE Transactions on Instrumentation and Measurement, vol. 60, no. 9, pp. 3110–3119, Sep. 2011.
  66. F. D. Freijedo, A. G. Yepes, J. Malvar, O. López, Pablo Fernandez-Comesaña, A. Vidal and J. Doval-Gandoy, "Frequency tracking of digital resonant filters for control of power converters connected to public distribution systems", IET Power Electronics, vol. 4, no. 4, pp. 454–462, Apr. 2011.
  67. A. G. Yepes, F. D. Freijedo, O. López and J. Doval-Gandoy, "High performance digital resonant controllers implemented with two integrators", IEEE Transactions on Power Electronics, vol. 26, no. 2, pp. 563–576, Feb. 2011.
  68. F. D. Freijedo, A. G. Yepes, O. López, A. Vidal and J. Doval-Gandoy, " Three-phase PLLs with fast post-fault re-tracking and steady-state rejection of voltage unbalance and harmonics by means of lead compensation", IEEE Transactions on Power Electronics, vol. 26, no. 1, pp. 85–97, Jan. 2011.
  69. A. G. Yepes, F. D. Freijedo, J. Doval-Gandoy, O. López, J. Malvar and Pablo Fernandez-Comesaña, "Effects of discretization methods on the performance of resonant controllers", IEEE Transactions on Power Electronics, vol. 25, no. 7, pp. 1692-1712, Jul. 2010.
  70. O. López, F. D. Freijedo, A. G. Yepes, P. Fernández-Comesaña, J. Malvar, R. Teodorescu and J. Doval-Gandoy, "Eliminating ground current in a transformerless photovoltaic application", IEEE Transactions on Energy Conversion, vol. 25, no. 1, pp. 140-147, Mar. 2010.
  71. A. G. Yepes, F. D. Freijedo, J. Doval-Gandoy, O. López, P. Fernández-Comesaña and J. Malvar, "Harmonic identification algorithms based on DCT for power quality applications", ETRI Journal, vol. 32, no. 1, pp. 33-43, Feb. 2010.

Conference Papers

  1. A. G. Yepes, W. E. Abdel-Azim, A. Shawier, A. Abdel-Khalik, M. S. Hamad, S. Ahmed and J. Doval-Gandoy, "General Open-Phase Fault-Tolerant Online Current-Reference Generation for Maximum Torque Range and Minimum Copper Loss With Phase-Current-Peak Limitation for n-Phase PMSMs With Nonsinusoidal Back-EMF", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Nashville, TN, USA, Oct. 2023.
  2. M. Medina-Sánchez, A. G. Yepes, O. López, A. Abdel-Khalik and J. Doval-Gandoy, "A Carrier-Based Overmodulation Strategy With Minimum Voltage Distortion for Symmetrical Nine-Phase Induction Motor Drives", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Nashville, TN, USA, Oct. 2023.
  3. A. Gonzalez-Prieto, I. Gonzalez-Prieto, A. G. Yepes, M. J. Duran and J. Doval-Gandoy, "Symmetrical Six-Phase Induction Machines: A Solution for Multiphase Direct Control Strategies", Proc. IEEE International Conference on Industrial Technology ICIT, Valencia, Mar. 2021.
  4. A. G. Yepes and J. Doval-Gandoy, "Extension to Symmetrical and Asymmetrical n-Phase AC Drives of Simple Carrier-Based PWM for Prolonged High DC-Link Utilization", Proc. IEEE Industrial Electronics Conference IECON, Singapore, Oct. 2020.
  5. A. Morya, A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Evaluation of Current Distortion Improvement in an Asymmetrical Six-Phase Drive by Using SiC MOSFETs With Reduced Dead Time", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Detroit, Michigan, USA, Oct. 2020.
  6. A. G. Yepes and J. Doval-Gandoy, "Performance Evaluation and Improvement of Symmetrical Six-Phase Drives Under Two Open Legs With Star and Hexagon Connections", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Detroit, Michigan, USA, Oct. 2020.
  7. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Carrier-Based PWM With Enhanced DC-Link Exploitation for Five-Phase Machines With Circulating-Current Filters", Proc. IEEE Industrial Electronics Conference IECON, Washington DC, USA, Oct. 2018.
  8. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Improvement of Postfault Performance of Multiphase Drives in Terms of Operating Region and Stator Copper Loss", Proc. IEEE Industrial Electronics Conference IECON, Washington DC, USA, Oct. 2018.
  9. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Disturbance Rejection Enhancement for Three-Phase Converters by Active Inductance", Proc. IEEE Industrial Electronics Conference IECON, Washington DC, USA, Oct. 2018.
  10. A. G. Yepes, J. Doval-Gandoy, F. Baneira and H. A. Toliyat, "Performance Comparison of Stator Winding Connections in Multiphase Drives Under Open Converter Leg", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Portland, Oregon, USA, Sep. 2018.
  11. A. G. Yepes, J. Doval-Gandoy, F. Baneira and H. A. Toliyat, "Postfault Strategy for Dual Three-Phase Machines With Minimum Loss in the Full Torque Operation Range Under Two Open Phases,", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Portland, Oregon, USA, Sep. 2018.
  12. A. G. Yepes, J. Doval-Gandoy and H. A. Toliyat, "Multifrequency Current Control for Multiphase Machines With Antiwindup, Distortion-Free Saturation and Full DC-Link Utilization", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Portland, Oregon, USA, Sep. 2018.
  13. F. Baneira, L. Asiminoaei, J. Doval-Gandoy, H. Miranda, A. G. Yepes and Jens Godbersen, "Temperature Estimation of Field-Oriented Control Induction-Motor Drives Based on DC-Current Injection Suitable for Low Inertia", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Portland, Oregon, USA,Sep. 2018.
  14. A. G. Yepes, J. Doval-Gandoy, F. Baneira and H. A. Toliyat, "Sensorless Speed Measurement for n-Phase Induction Machines Under Open-Phase Fault by Means of Rotor Slot Harmonics", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Cincinnati, Ohio, USA, Oct. 2017.
  15. D. Pérez-Estévez, J. Doval-Gandoy, A. G. Yepes, O. López and F. Baneira, "Improved Resonant Current Controller for Grid-Tied Converters", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Cincinnati, Ohio, USA, Oct. 2017.
  16. D. Pérez-Estévez, J. Doval-Gandoy, A. G. Yepes, O. López and F. Baneira, "Multi-Frequency Current Controller for Grid-Tied Converters", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Cincinnati, Ohio, USA, Oct. 2017.
  17. F. Baneira, J. Doval-Gandoy, A. G. Yepes, O. López and D. Pérez-Estévez, "Comparison of Postfault Control Strategies in Terms of Converter Losses for Dual Three-Phase Machines", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Cincinnati, Ohio, USA, Oct. 2017.
  18. F. Baneira, J. Doval-Gandoy, A. G. Yepes, O. López and D. Pérez-Estévez, "Control Strategy for Dual Three-Phase PMSMs With Minimum Losses in the Full Torque Operation Range Under Single Open-Phase Fault", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Milwaukee, WI, Sep. 2016.
  19. A. G. Yepes, J. Doval-Gandoy, F. Baneira, D. Pérez-Estévez and O. López, "Current Harmonic Compensation for n-Phase Machines With Asymmetrical Winding Arrangement", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Milwaukee, WI, Sep. 2016.
  20. D. Pérez-Estévez, J. Doval-Gandoy, A. G. Yepes, O. López and F. Baneira, "Positive- and Negative-Sequence Current Controller for Grid-Tied Converters With LCL Filters", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Milwaukee, WI, Sep. 2016.
  21. L. Harnefors, A. G. Yepes, A. Vidal and J. Doval-Gandoy, "Reduction of saturation-induced distortion and antiwindup in multifrequency current control", Proc. European Conference on Power Electronics and Applications EPE, Geneva, Switzerland, 2015.
  22. L. Harnefors, A. G. Yepes, A. Vidal and J. Doval-Gandoy, "Passivity-Based Stabilization of Voltage-Source Converters Equipped With LCL Input Filters", Proc. IEEE Industrial Electronics Conference IECON, Dallas, TX, 2014.
  23. A. Vidal, A. G. Yepes, F. D. Freijedo, J. Malvar, O. López and J. Doval-Gandoy, "Estimation of the Plant Time Constant of Current-Controlled VSCs Including their Equivalent Loss Resistance", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Pittsburgh, PA, Sep. 2014.
  24. A. G. Yepes, J. Malvar, A. Vidal, O. López and J. Doval-Gandoy, "Current Harmonic Compensation in Symmetrical Multiphase Machines by Resonant Controllers in Synchronous Reference Frames---Part 1: Extension to Any Phase Number", Proc. IEEE Industrial Electronics Conference IECON, Vienna, Austria, Nov. 2013, pp. 5153-5158.
  25. A. G. Yepes, J. Malvar, A. Vidal, O. López and J. Doval-Gandoy, "Current Harmonic Compensation in Symmetrical Multiphase Machines by Resonant Controllers in Synchronous Reference Frames---Part 2: Computational Load", Proc. IEEE Industrial Electronics Conference IECON, Vienna, Austria, Nov. 2013, pp. 5159-5164.
  26. J. Malvar, O. López, A. G. Yepes, A. Vidal and J. Doval-Gandoy, "Interactions Between Time and Spatial Harmonics in a Series-Connected Five-Phase Two-Motor Drive", Proc. IEEE Industrial Electronics Conference IECON, Vienna, Austria, Nov. 2013, pp. 5195-5200.
  27. F. D. Freijedo, A. Vidal, A. G. Yepes, J. Malvar, O. López and J. Doval-Gandoy, "Assessment of Synchronous-Frame PI Current Control Dynamics by Means of Multivariable Analysis with Time-Delays Consideration", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Denver, CO, Sep. 2013, pp. 4104-4111.
  28. A. Vidal, A. G. Yepes, F. D. Freijedo, O. López, J. Malvar and J. Doval-Gandoy, "A Method to Identify the Equivalent Loss Resistance of Voltage Source Converters for Current Control Design", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Denver, CO, Sep. 2013, pp. 4133-4140.
  29. A. G. Yepes, A. Vidal, F. D. Freijedo, J. Malvar, O. López and J. Doval-Gandoy, "A Simple Tuning Method Aimed at Optimal Settling Time and Overshoot for Synchronous PI Current Control in Electric Machines", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Denver, CO, Sep. 2013, pp. 1465-1472.
  30. A. G. Yepes, A. Vidal, F. D. Freijedo, J. Malvar, O. López and J. Doval-Gandoy, "Ineffectiveness of Orthogonal Axes Cross-Coupling Decoupling Technique in Dual Sequence Current Control", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Denver, CO, Sep. 2013, pp. 1047-1053.
  31. A. G. Yepes, J. Malvar, O. López, A. Vidal and J. Doval-Gandoy, "Optimized Harmonic Current Control Strategy for Nonlinearities Compensation in Multiphase AC Drives", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Denver, CO, Sep. 2013, pp. 1458-1464.
  32. A. G. Yepes, A. Vidal, F. D. Freijedo, J. Malvar, O. López and J. Doval-Gandoy, "Assessment of Cross-Coupling Decoupling between Orthogonal Axes in Double Synchronous Reference Frame Current Control Structures", Seminario Anual de Automática, Electrónica Industrial e Instrumentación, Madrid, Spain, Jul. 2013.
  33. J. Malvar, A. G. Yepes, A. Vidal, O. López and J. Doval-Gandoy, "Experimental Evaluation of Harmonic Mapping in a Multimotor Drive", Seminario Anual de Automática, Electrónica Industrial e Instrumentación, Madrid, Spain, Jul. 2013.
  34. A. Vidal, F. D. Freijedo, A. G. Yepes, J. Malvar, O. López and J. Doval-Gandoy, "Transient Response Assessment of Vector PI Current Controllers in Renewable Energy Applications", Proc. IEEE Industrial Electronics Conference IECON, Montreal, Canada, Oct. 2012, pp. 5259-5264.
  35. O. López, J. Álvarez, J. Malvar, A. G. Yepes, A. Vidal, P. Fernández-Comesaña, F. D. Freijedo and J. Doval-Gandoy, "Multiphase Space Vector Control Modulation Technique for Voltage Source Converters", Proc. IEEE Industrial Electronics Conference IECON, Montreal, Canada, Oct. 2012, pp. 3635-3640.
  36. J. Malvar, A. G. Yepes, A. Vidal, P. Fernández-Comesaña, F. D. Freijedo, O. López, J. Doval-Gandoy "Harmonic Subspace and Sequence Mapping in a Series-Connected Six-Phase Two-Motor Drive", Proc. IEEE Industrial Electronics Conference IECON, Montreal, Canada, Oct. 2012, pp. 3622-3627.
  37. A. G. Yepes, A. Vidal, F. D. Freijedo, J. Malvar, O. López and J. Doval-Gandoy, "Transient Response Evaluation of Resonant Controllers for AC Drives", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Raleigh, NC, Sep. 2012, pp. 471-478.
  38. O. López, J. Álvarez, F. D. Freijedo, A. G. Yepes, J. Malvar, P. Fernández-Comesaña, J. Doval-Gandoy, A. Nogueiras, A. Lago and Carlos M. Peñalver, "Multilevel multiphase space vector PWM algorithm with switching state redundancy applied to three-phase four-leg converters", in IEEE Industrial Electronics Conference IECON, Phoenix, AZ, Nov. 2010, pp. 568-575.
  39. A. G. Yepes, F. D. Freijedo, P. Fernández-Comesaña, J. Malvar, O. López and J. Doval-Gandoy, "Torque ripple minimization in surface-mounted PM drives by means of PI + multi-resonant controller in synchronous reference frame", in IEEE Industrial Electronics Conference IECON, Phoenix, AZ, Nov. 2010, pp. 1017-1022.
  40. A. Vidal, F. D. Freijedo, A. G. Yepes, P. Fernández-Comesaña, J. Malvar, O. López and J. Doval-Gandoy, " A fast, accurate and robust algorithm to detect fundamental and harmonic sequences", in Proc. IEEE Energy Conversion Congress and Exposition ECCE, Atlanta, GA, Sep. 2010, pp. 1047-1052.
  41. A. G. Yepes, F. D. Freijedo, Pablo Fernández-Comesana, J. Malvar, O. López and J. Doval-Gandoy, "Performance enhancement for digital implementations of resonant controllers", Proc. IEEE Energy Conversion Congress and Exposition ECCE, Atlanta, GA, Sep. 2010, pp. 2535-2542.
  42. F. D. Freijedo, A. Vidal, A. G. Yepes, P. Fernández-Comesaña, J. Malvar, O. López and J. Doval-Gandoy, "WLSE for fast, accurate and robust generation of references in power converter applications", in IEEE International Symposium on Industrial Electronics ISIE, Bari, Italy, Jul. 2010, pp. 2946-2951.
  43. P. Fernández-Comesaña, J. Doval-Gandoy, E. Diaz-Dorado, D. Alvira, F. D. Freijedo, O. López, J. Malvar and A. G. Yepes, "Evolutive algorithm for power flow optimization", in IEEE Industrial Electronics Conference IECON, Porto, Portugal, Nov. 2009, pp. 3359-3364.
  44. F. D. Freijedo, J. Doval-Gandoy, O. López, C. Martínez-Peñalver, A. G. Yepes, P. Fernández-Comesaña, J. Malvar, A. Nogueiras, J. Marcos and A. Lago, "Grid-synchronization methods for power converters", in IEEE Industrial Electronics Conference IECON, Porto, Portugal, Nov. 2009, pp. 527-534.
  45. O. López, J. Álvarez, F. D. Freijedo, A. G. Yepes, P. Fernández-Comesaña, J. Malvar, J. Doval-Gandoy, A. Nogueiras, A. Lago and Carlos M. Peñalver, "Multilevel multiphase space vector PWM algorithm with switching state redundancy applied to three-phase converters", in IEEE Industrial Electronics Conference IECON, Porto, Portugal, Nov. 2009, pp. 651-657
  46. A. G. Yepes, F. D. Freijedo, J. Doval-Gandoy, O. López, J. Malvar and P. Fernández-Comesaña, "On the discrete-time implementation of resonant controllers for active power filters", in IEEE Industrial Electronics Conference IECON, Porto, Portugal, Nov. 2009, pp. 3722-3727.
  47. A. G. Yepes, F. D. Freijedo, J. Doval-Gandoy, O. López, P. Fernández-Comesaña and J. Malvar, "Harmonic detection methods for active power filters based on discrete cosine transform and dithering", in IEEE Industrial Electronics Conference IECON, Porto, Portugal, Nov. 2009, pp. 535-540.
Applied Power Electronics Technology Research Group (APET) | E. I. Industrial | Campus universitario | C.P. 36310 Vigo (Pontevedra) | Spain | e-mail