| Open-circuit fault diagnosis in PMSG drives for wind turbine applications NMA Freire, JO Estima, AJM Cardoso IEEE Transactions on Industrial electronics 60 (9), 3957-3967, 2012 | 328 | 2012 |
| A voltage-based approach without extra hardware for open-circuit fault diagnosis in closed-loop PWM AC regenerative drives NMA Freire, JO Estima, AJM Cardoso IEEE Transactions on Industrial Electronics 61 (9), 4960-4970, 2013 | 174 | 2013 |
| A new approach for current sensor fault diagnosis in PMSG drives for wind energy conversion systems NMA Freire, JO Estima, AJM Cardoso IEEE Transactions on Industry Applications 50 (2), 1206-1214, 2013 | 151 | 2013 |
| Recent advances in fault diagnosis by Park's vector approach JO Estima, NMA Freire, AJM Cardoso 2013 IEEE Workshop on Electrical Machines Design, Control and Diagnosis …, 2013 | 140 | 2013 |
| A fault-tolerant direct controlled PMSG drive for wind energy conversion systems NMA Freire, AJM Cardoso IEEE Transactions on Industrial Electronics 61 (2), 821-834, 2013 | 127 | 2013 |
| Fault-tolerant PMSG drive with reduced DC-link ratings for wind turbine applications NMA Freire, AJM Cardoso IEEE Journal of Emerging and Selected Topics in Power Electronics 2 (1), 26-34, 2013 | 74 | 2013 |
| A comparative analysis of PMSG drives based on vector control and direct control techniques for wind turbine applications N Freire, J Estima, A Cardoso Przegląd Elektrotechniczny 88 (1), 184-187, 2012 | 60 | 2012 |
| A fault-tolerant PMSG drive for wind turbine applications with minimal increase of the hardware requirements NMA Freire, AJM Cardoso IEEE Transactions on Industry Applications 50 (3), 2039-2049, 2013 | 58 | 2013 |
| Multiple open-circuit fault diagnosis in voltage-fed PWM motor drives using the current Park's Vector phase and the currents polarity NMA Freire, JO Estima, AJM Cardoso 8th IEEE Symposium on Diagnostics for Electrical Machines, Power Electronics …, 2011 | 36 | 2011 |
| A voltage-based approach for open-circuit fault diagnosis in voltage-fed SVM motor drives without extra hardware NMA Freire, JO Estima, AJM Cardoso 2012 XXth International Conference on Electrical Machines, 2378-2383, 2012 | 30 | 2012 |
| Switching-table-based direct torque control of dual three-phase PMSMs with closed-loop current harmonics compensation J Xu, M Odavic, ZQ Zhu, ZY Wu, N Freire IEEE Transactions on Power Electronics 36 (9), 10645-10659, 2021 | 29 | 2021 |
| Converters fault-diagnosis in PMSG drives for wind turbine applications NMA Freire, JO Estima, AJM Cardoso IECON 2010-36th Annual Conference on IEEE Industrial Electronics Society …, 2010 | 28 | 2010 |
| Fault detection and condition monitoring of PMSGs in offshore wind turbines NMA Freire, AJM Cardoso Machines 9 (11), 260, 2021 | 21 | 2021 |
| High frequency signal injection sensorless control of finite-control-set model predictive control with deadbeat solution X Wu, ZQ Zhu, NMA Freire IEEE Transactions on Industry Applications 58 (3), 3685-3695, 2022 | 18 | 2022 |
| Modulation restraint analysis of space vector PWM for dual three-phase machines under vector space decomposition J Xu, M Odavic, ZQ Zhu, ZY Wu, NMA Freire IEEE Transactions on Power Electronics 36 (12), 14491-14507, 2021 | 18 | 2021 |
| Generalized predictive DC-link voltage control for grid-connected converter T Wang, ZQ Zhu, NMA Freire, DA Stone, MP Foster IEEE Journal of Emerging and Selected Topics in Power Electronics 10 (2 …, 2021 | 18 | 2021 |
| A generalized decomposition model of dual three-phase permanent magnet synchronous machines considering asymmetric impedances and compensation capability J Xu, M Odavic, ZQ Zhu, ZY Wu, NMA Freire IEEE Transactions on Industry Applications 57 (4), 3763-3775, 2021 | 17 | 2021 |
| Study on noise and disturbance issues of generalized predictive speed control for permanent magnet synchronous machines T Wang, ZQ Zhu, NMA Freire, Z Wu, M Foster, DA Stone IET Electric Power Applications 15 (1), 63-78, 2021 | 15 | 2021 |
| A novel space vector PWM technique with duty cycle optimization through zero vectors for dual three-phase PMSM J Xu, M Odavic, ZQ Zhu, ZY Wu, N Freire IEEE Transactions on Energy Conversion 37 (4), 2271-2284, 2022 | 14 | 2022 |
| Controlling a multi winding set permanent magnet electrical machine Z Azar, NMA Freire, A Thomas US Patent 10,944,345, 2021 | 9 | 2021 |