Nonlinear control of the doubly-fed induction generator in wind power systems O Soares, H Gonçalves, A Martins, A Carvalho Renewable Energy 35 (8), 1662-1670, 2010 | 99 | 2010 |
Design and implementation of a current controller for the parallel operation of standard UPSs AP Martins, AS Carvalho, AS Araujo Proceedings of IECON'95-21st Annual Conference on IEEE Industrial …, 1995 | 89 | 1995 |
Rotor current controller with voltage harmonics compensation for a DFIG operating under unbalanced and distorted stator voltage CJ Ramos, AP Martins, AS Carvalho IECON 2007-33rd Annual Conference of the IEEE Industrial Electronics Society …, 2007 | 52 | 2007 |
Frequency and phase-angle estimation using ordinary least squares CJ Ramos, AP Martins, AS Carvalho IEEE Transactions on Industrial Electronics 62 (9), 5677-5688, 2015 | 41 | 2015 |
Current control in the grid connection of the double-output induction generator linked to a variable speed wind turbine CJ Ramos, AP Martins, AS Araújo, AS Carvalho IEEE 2002 28th Annual Conference of the Industrial Electronics Society …, 2002 | 38 | 2002 |
Patients’ access to biologics in rheumatoid arthritis: a comparison between Portugal and other European countries PA Laires, F Exposto, R Mesquita, AP Martins, L Cunha-Miranda, ... The European Journal of Health Economics 14, 875-885, 2013 | 36 | 2013 |
Power quality phenomena in electrified railways: Conventional and new trends in power quality improvement toward public power systems M Tanta, V Monteiro, TJC Sousa, AP Martins, AS Carvalho, JL Afonso 2018 International Young Engineers Forum (YEF-ECE), 25-30, 2018 | 33 | 2018 |
Topologies and Operation Modes of Rail Power Conditioners in AC Traction Grids: Review and Comprehensive Comparison M Tanta, JG Pinto, V Monteiro, AP Martins, AS Carvalho, JL Afonso Energies 13 (9), 2151, 2020 | 32 | 2020 |
Application of domestic greywater for irrigating agricultural products: A brief study M Gorgich, TM Mata, A Martins, NS Caetano, N Formigo Energy Reports 6, 811-817, 2020 | 32 | 2020 |
Direct current control of an active power filter for harmonic elimination, power factor correction and load unbalancing compensation HJ Azevedo, JM Ferreira, AP Martins, AS Carvalho Proceedings of the EPE 2003, 2003 | 31 | 2003 |
Torque and speed modes simulation of a DTC-Controlled induction motor NM Silva, AP Martins, AS Carvalho Proceeding of the 10th Mediterranean Conference on Control and Automation-MED, 2002 | 31 | 2002 |
An active power filter with direct current control for power quality conditioning HJ Azevedo, JM Ferreira, AP Martins, AS Carvalho Electric Power Components and Systems 36 (6), 587-601, 2008 | 29 | 2008 |
Candidemia in a Portuguese tertiary care hospital: Analysis of a 2-year period S Pinto-Magalhães, A Martins, S Lacerda, R Filipe, B Prista-Leão, ... Journal de Mycologie Médicale 29 (4), 320-324, 2019 | 28 | 2019 |
The use of an active power filter for harmonic elimination and power quality improvement in a nonlinear loaded electrical installation AP Martins Proceedings of the International Conference on Renewable Energies and Power …, 2003 | 25 | 2003 |
Physical activity levels of adult virtual football players AM Pereira, E Verhagen, P Figueiredo, A Seabra, A Martins, J Brito Frontiers in Psychology 12, 596434, 2021 | 24 | 2021 |
Planned Cesarean or planned vaginal delivery for twins: secondary analysis of randomized controlled trial MH Zafarmand, S Goossens, P Tajik, PMM Bossuyt, EV Asztalos, ... Ultrasound in Obstetrics & Gynecology 57 (4), 582-591, 2021 | 23 | 2021 |
A comprehensive review on modular multilevel converters, submodule topologies, and modulation techniques LAM Barros, AP Martins, JG Pinto Energies 15 (3), 1078, 2022 | 19 | 2022 |
Experimental validation of a reduced-scale rail power conditioner based on modular multilevel converter for AC railway power grids M Tanta, J Cunha, LAM Barros, V Monteiro, JGO Pinto, AP Martins, ... Energies 14 (2), 484, 2021 | 19 | 2021 |
New reactive power compensation strategies for railway infrastructure capacity increasing VA Morais, JL Afonso, AS Carvalho, AP Martins Energies 13 (17), 4379, 2020 | 19 | 2020 |
Opportunities and challenges of power electronics systems in future railway electrification LAM Barros, M Tanta, AP Martins, JL Afonso, JG Pinto 2020 IEEE 14th International Conference on Compatibility, Power Electronics …, 2020 | 19 | 2020 |