Creating and sharing knowledge for telecommunications
... Sérgio Manuel Ângelo da Cruz

Senior Researcher

Sérgio Cruz

Academic position: Associate Professor
Joining date: 01-01-1999
Roles in IT: Senior Researcher
Scientific Area: Basic Sciences and Enabling Technologies
Group: Power Systems – Co

Email: Send Email
Address: IT – Coimbra
Department of Electrical and Computer Engineering
University of Coimbra - Pole II
P-3030-290 COIMBRA
Tel: +351 239 796 236
Fax: +351 239 796 293



Scientific Achievements

  • PhD, Universidade de Coimbra, 14-09-2004
  • MSc, Universidade de Coimbra, 29-10-1999
  • Licenciatura, Universidade de Coimbra, 23-11-1994
  • Universidade de Coimbra, 15-06-2020, Associate Professor
  • IEEE - Institute of Electrical and Electronics Engineers, 01-01-1996, Senior Member
  • Universidade de Coimbra, 10-03-1995 - 31-12-2026, Director of the Electric Machines Laboratory
  • Electric machines
  • Electric drives
  • Power converters
  • Predictive Control
  • Power transformers
  • Fault Diagnosis
As Supervisor
  • G. D. Marques, S. M. A. Cruz, M. Iacchetti, Minimum-Loss Control Strategy for a Dual-VSI DFIG DC System, IEEE Transactions on Industrial Electronics, Vol. 67, No. 10, pp. 8175 - 8185, October, 2020 | BibTex
  • T. Oliveira, L. Caseiro, A. M. S. Mendes, S. M. A. Cruz, Finite Control Set Model Predictive Control for Paralleled Uninterruptible Power Supplies, Energies, Vol. 13, No. 13, pp. 3453 - 3453, July, 2020,
    | Abstract
    | BibTex
  • S. Afrandideh, M. Milasi, F. Haghjoo, S. M. A. Cruz, Turn to Turn Fault Detection, Discrimination, and Faulty Region Identification in the Stator and Rotor Windings of Synchronous Machines Based on the Rotational Magnetic Field Distortion, IEEE Transactions on Energy Conversion, Vol. 35, No. 1, pp. 292 - 301, March, 2020 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Finite Control Set Model Predictive Control of Six-Phase Asymmetrical Machines—An Overview, Energies, Vol. 12, No. 24, pp. 1 - 42, December, 2019 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Bi-Subspace Predictive Current Control of Six-Phase PMSM Drives Based on Virtual Vectors with Optimal Amplitude, IET Electric Power Applications, Vol. 13, No. 11, pp. 1672 - 1683, November, 2019 | BibTex
  • Y. Soleimani, S. M. A. Cruz, F. Haghjoo, Broken Rotor Bar Detection in Induction Motors Based on Air-Gap Rotational Magnetic Field Measurement, IEEE Transactions on Instrumentation and Measurement, Vol. 68, No. 8, pp. 2916 - 2925, August, 2019 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Design of a six-phase asymmetrical permanent magnet synchronous generator for wind energy applications, IET The Journal of Engineering, Vol. 2019, No. 17, pp. 4532 - 4536, June, 2019 | BibTex
  • L. Caseiro, A. M. S. Mendes, S. M. A. Cruz, Cooperative and Dynamically Weighted Model Predictive Control of a 3-Level Uninterruptible Power Supply with Improved Performance and Dynamic Response, IEEE Transactions on Industrial Electronics, Vol. 67, No. 6, pp. 4934 - 4945, June, 2019,
    | Abstract
    | Full text (PDF 5 MBs) | BibTex
  • L. Caseiro, A. M. S. Mendes, S. M. A. Cruz, Dynamically Weighted Optimal Switching Vector Model Predictive Control of Power Converters, IEEE Transactions on Industrial Electronics, Vol. 66, No. 2, pp. 1235 - 1245, February, 2019,
    | Abstract
    | BibTex
  • S. Moosavi, J. F. Faiz, M. Bandarabadi, S. M. A. Cruz, Comparison of rotor electrical fault indices owing to inter-turn short circuit and unbalanced resistance in doubly-fed induction generator, IET Electric Power Applications, Vol. 13, No. 2, pp. 235 - 242, February, 2019 | BibTex
  • S. M. A. Cruz, G. D. Marques, P. F. C. Gonçalves, M. Iacchetti, Predictive Torque and Rotor Flux Control of a DFIG-dc System for Torque-Ripple Compensation and Loss Minimization, IEEE Transactions on Industrial Electronics, Vol. 65, No. 12, pp. 9301 - 9310, December, 2018 | BibTex
  • H. Dehghan, F. Haghjoo, S. M. A. Cruz, A Flux-Based Differential Technique for Turn-to-Turn Fault Detection and Defective Region Identification in Line-Connected and Inverter-Fed Induction Motors, IEEE Transactions on Energy Conversion, Vol. 33, No. 4, pp. 1876 - 1885, December, 2018 | BibTex
  • H. Hadla, S. M. A. Cruz, Predictive Stator Flux and Load Angle Control of Synchronous Reluctance Motor Drives Operating in a Wide Speed Range, IEEE Transactions on Industrial Electronics, Vol. 64, No. 9, pp. 6950 - 6959, September, 2017,
    | Abstract
    | Full text (PDF 4 MBs) | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, M. Bandarabadi, L. Caseiro, A. M. S. Mendes, Fault-tolerant predictive power control of a DFIG for wind energy applications, IET Electric Power Applications, Vol. 11, No. 6, pp. 969 - 980, July, 2017,
    | Abstract
    | BibTex
  • J. F. Faiz, S. Moosavi, M. Bandarabadi, S. M. A. Cruz, Magnetic equivalent circuit modelling of doubly-fed induction generator with assessment of rotor inter-turn short-circuit fault indices, IET Renewable Power Generation, Vol. 10, No. 9, pp. 1431 - 1440, October, 2016 | BibTex
  • M. Bandarabadi, A. M. S. Mendes, S. M. A. Cruz, A Method to Diagnose Open-Circuit Faults in IGBTs and Clamp-Diodes of Three-Level NPC Inverters, IET Electric Power Applications, Vol. 10, No. 7, pp. 623 - 632, August, 2016 | BibTex
  • M. Bandarabadi, A. M. S. Mendes, S. M. A. Cruz, A Real-Time Method for the Diagnosis of Multiple Switch Faults in NPC Inverters Based on Output Currents Analysis, Journal of Power Electronics, Vol. 16, No. 4, pp. 1415 - 1425, July, 2016 | BibTex
  • J. F. Faiz, M. Keravand, M. Ghasemi-Bijan, S. M. A. Cruz, M. Bandarabadi, Impacts of rotor inter-turn short circuit fault upon performance of wound rotor induction machines, Electric Power Systems Research, Vol. 135, No. 1, pp. 48 - 58, June, 2016 | BibTex
  • B. Baptista Baptista, A. M. S. Mendes, S. M. A. Cruz, Thermal analysis and efficiency of an induction motor driven by a fault-tolerant multilevel inverter using FEM, COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, Vol. 34, No. 2, pp. 573 - 589, March, 2015 | BibTex
  • A. M. S. Mendes, M. Bandarabadi, S. M. A. Cruz, Fault diagnostic algorithm for three-level neutral point clamped AC motor drives, based on the average current Park’s vector, IET Power Electronics, Vol. 7, No. 5, pp. 1127 - 1137, May, 2014 | BibTex
  • S. M. A. Cruz, An Active-Reactive Power Method for the Diagnosis of Rotor Faults in 3-Phase Induction Motors Operating Under Time-Varying Load Conditions, IEEE Transactions on Energy Conversion, Vol. 27, No. 1, pp. 71 - 84, March, 2012 | BibTex
  • S. M. A. Cruz, A. M. S. Mendes, A. J. M. Cardoso, A New Fault Diagnosis Method and a Fault-Tolerant Switching Strategy for Matrix Converters Operating With Optimum Alesina-Venturini Modulation, IEEE Transactions on Industrial Electronics, Vol. 59, No. 1, pp. 269 - 280, January, 2012 | BibTex
  • S. M. A. Cruz, F. G. Gaspar, A new method to diagnose rotor faults in 3-phase induction motors coupled to time-varying loads, Przeglad Elektrotechniczny, Vol. 88, No. 1a, pp. 202 - 206, January, 2012 | BibTex
  • B. Baptista Baptista, A. M. S. Mendes, S. M. A. Cruz, A. J. M. Cardoso, Temperature Distribution Inside a Three-Phase Induction Motor Running with Eccentric Airgap, Przeglad Elektrotechniczny, Vol. 88, No. 1a, pp. 96 - 99, January, 2012 | BibTex
  • L. M. R. Oliveira, A. J. M. Cardoso, S. M. A. Cruz, Power transformers winding fault diagnosis by the on-load exciting current Extended Park’s Vector Approach, Electric Power Systems Research, Vol. 81, No. 6, pp. 1206 - 1214, June, 2011,
    | Abstract
    | BibTex
  • S. M. A. Cruz, M. Ferreira, A. M. S. Mendes, A. J. M. Cardoso, Analysis and Diagnosis of Open-Circuit Faults in Matrix Converters, IEEE Transactions on Industrial Electronics, Vol. 58, No. 5, pp. 1648 - 1661, May, 2011 | BibTex
  • S. M. A. Cruz, F. Filippetti, A. Stefani, A. J. M. Cardoso, A New Model-Based Technique for the Diagnosis of Rotor Faults in RFOC Induction Motor Drives, IEEE Transactions on Industrial Electronics, Vol. 55, No. 12, pp. 4218 - 4228, December, 2008 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Multiple Reference Frames Theory: A New Method for the Diagnosis of Stator Faults in Three-Phase Induction Motors, IEEE Transactions on Energy Conversion, Vol. 20, No. 3, pp. 611 - 619, September, 2005 | BibTex
  • S. M. A. Cruz, H. Toliyat, A. J. M. Cardoso, DSP Implementation of the Multiple Reference Frames Theory for the Diagnosis of Stator Faults in a DTC Induction Motor Drive, IEEE Transactions on Energy Conversion, Vol. 20, No. 2, pp. 329 - 335, June, 2005 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnosis of stator inter-turn short circuits in DTC induction motor drives, IEEE Transactions on Industry Applications, Vol. 40, No. 5, pp. 1349 - 1360, September, 2004 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Stator winding fault diagnosis in three-phase synchronous and asynchronous motors, by the Extended Park's Vector Approach, IEEE Transactions on Industry Applications, Vol. 37, No. 5, pp. 1227 - 1233, September, 2001 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnosis of the multiple induction motor faults using Extended Park's Vector Approach, Intrnl. Journal of COMADEM, Vol. 4, No. 1, pp. 19 - 25, January, 2001 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Rotor cage fault diagnosis in three-phase induction motors, by Extended Park's Vector Approach, Electric Machines and Power Systems, Vol. 28, No. 4, pp. 289 - 299, April, 2000 | BibTex
  • A. J. M. Cardoso, S. M. A. Cruz, Inter-Turn Stator Winiding Fault Diagnosis in Three-Phase Induction Motors, by Park's Vector Approach, IEEE Transactions on Energy Conversion, Vol. 14, No. 3, pp. 595 - 598, September, 1999 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnóstico da ocorrência de fracturas na gaiola rotórica de motores de indução trifásicos, Anais da Engenharia e Tecnologia Electrotécnica, Vol. -, No. 2, pp. 9 - 12, November, 1996 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Sensitivity to Parameter Mismatch in a Bi-Subspace Predictive Current Control Strategy for Six-Phase PMSM Drives, Annual Conference of the IEEE Industrial Electronics Society (IECON), City of Singapore, Singapore, Vol., pp. 1 - 6, October, 2020 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Open-Phase Fault Diagnosis in Six-Phase PMSM Drives Based on the Harmonics of the Measured Secondary Subspace Currents, Annual Conference of the IEEE Industrial Electronics Society (IECON), City of Singapore, Singapore, Vol., pp. -, October, 2020 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Diagnosis of Open-Phase Faults and High Resistance Connections in Six-Phase PMSM Drives, International Conference on Smart Energy Systems and Technologies, Istanbul, Turkey, Vol., pp. -, September, 2020 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Suppression of Steady-State Errors in Predictive Current Control of Six-Phase PMSM Drives, International Conference on Smart Energy Systems and Technologies, Istanbul, Turkey, Vol., pp. -, September, 2020 | BibTex
  • G. D. Marques, M. Iacchetti, S. M. A. Cruz, Stability Study of a Minimum-Loss Strategy Controlled Dual-VSI DFIG DC System, International Conf. on Compatibility, Power Electronics and Power Engineering - IEEE CPE-POWERENG, Setúbal, Portugal, Vol., pp. -, July, 2020 | BibTex
  • T. Oliveira, L. Caseiro, A. M. S. Mendes, S. M. A. Cruz, M. Perdigão, Switching frequency reduction for efficiency optimization in two paralleled UPS systems, International Conf. on Compatibility, Power Electronics and Power Engineering - IEEE CPE-POWERENG, Setúbal, Portugal, Vol. 1, pp. 161 - 166, July, 2020,
    | Abstract
    | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Predictive Current Control of Six-Phase Permanent Magnet Synchronous Machines with Modulated Virtual Vectors, Annual Conference of the IEEE Industrial Electronics Society (IECON), Lisbon, Portugal, Vol., pp. 6229 - 6234, October, 2019 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Predictive Current Control of Six-Phase Permanent Magnet Synchronous Machines Based on Virtual Vectors with Optimal Amplitude and Phase, International Conference on Smart Energy Systems and Technologies, Porto, Portugal, Vol., pp. 1 - 6, September, 2019 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Predictive Current Control Based on Variable Amplitude Virtual Vectors for Six-Phase Permanent Magnet Synchronous Machines, IEEE International Conference on Industrial Technology - ICIT, Melbourne, Australia, Vol., pp. 310 - 316, February, 2019 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Fixed and Variable Amplitude Virtual Vectors for Model Predictive Control of Six-Phase PMSMs with Single Neutral Configuration, IEEE International Conference on Industrial Technology - ICIT, Melbourne, Australia, Vol., pp. 267 - 273, February, 2019 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Fault-Tolerant Predictive Control of a Doubly-Fed Induction Generator With Minimal Hardware Requirements, Annual Conference of the IEEE Industrial Electronics Society (IECON), Washington D.C., United States, Vol., pp. 3357 - 3362, October, 2018,
    | Abstract
    | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Comparison of Model Predictive Control Strategies for Six-Phase Permanent Magnet Synchronous Machines, Annual Conference of the IEEE Industrial Electronics Society (IECON), Washington D.C., United States, Vol., pp. 5801 - 5806, October, 2018 | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, Design of a six-phase asymmetrical permanent magnet synchronous generator for wind energy applications, IET International Conference on Power Electronics, Machines and Drives (PEMD), Liverpool, United Kingdom, Vol., pp. 1 - 6, April, 2018 | BibTex
  • M. Keravand, J. F. Faiz, M. Soleimani, M. Gasemi-Bijan, M. Bandarabadi, S. M. A. Cruz, A fast, precise and low cost stator inter-turn fault diagnosis technique for wound rotor induction motors based on wavelet transform of rotor current, IEEE International Symposium on Diagnostics for Electrical Machines, Power Electronics & Drives SDEMPED, Tinos, Greece, Vol. 11, pp. 254 - 259, September, 2017,
    | Abstract
    | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, L. Caseiro, M. Bandarabadi, A. M. S. Mendes, Predictive Power Control of a DFIG Driven by a Back-to-Back Three-Level Neutral-Point Clamped Converter, IEEE International Electric Machines & Drives Conference (IEMDC), Miami, FL, United States, Vol., pp. 1 - 7, May, 2017,
    | Abstract
    | BibTex
  • A. Varatharajan, S. M. A. Cruz, H. Hadla, F. Briz, Predictive Torque Control of SynRM Drives With Online MTPA Trajectory Tracking and Inductances Estimation, IEEE International Electric Machines & Drives Conference (IEMDC), Miami, FL, United States, Vol., pp. 1 - 7, May, 2017 | BibTex
  • F. Ferreira, A. M. S. Silva, S. M. A. Cruz, ATA Almeida, Comparison of Losses in Star- and Delta-Connected Induction Motors with Saturated Core, IEEE International Electric Machines & Drives Conference (IEMDC), Miami, FL, United States, Vol., pp. 1 - 8, May, 2017 | BibTex
  • B. C. Corne, B. V. Vervisch, S. D. Derammelaere, S. M. A. Cruz, J. K. Knockaert, J. D. Desmet, Single Point Outer Race Bearing Fault Severity Estimation using Stator Current Measurements, IEEE International Electric Machines & Drives Conference (IEMDC), Miami, FL, United States, Vol., pp. 1 - 7, May, 2017 | BibTex
  • H. Hadla, S. M. A. Cruz, Active Flux Based Finite Control Set Model Predictive Control of Synchronous Reluctance Motor Drives, EPE’16 ECCE EUROPE, Karlsruhe, Germany, Vol. CD-ROM, pp. 1 - 10, September, 2016 | BibTex
  • D. F. Ferreira, S. M. A. Cruz, A. M. S. Mendes, Design and simulation of a finite control set model predictive control system for a regenerative grid simulator, IEE International Conf. on Power Electronics, Machines and Drives - PEMD, Glasgow, United Kingdom, Vol. CD-ROM, pp. 1 - 6, April, 2016 | BibTex
  • B. Baptista, MRA Alvarez, A. M. S. Mendes, S. M. A. Cruz, X. Fernández, Analysis of a Wound-Rotor Induction Machine with Eccentric Airgap using FEM, International Symp. on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering - ISEF, Valencia, Spain, Vol. 1, pp. 1 - 8, September, 2015 | BibTex
  • R. C. C. Creppe, MJMG Gonçalves, Emanuel G. Marques Marques, S. M. A. Cruz, Técnicas de Identificação de Falhas em Rolamentos de Motores de Indução Alimentados por Inversores PWM – Um Estudo Comparativo, Conferência Brasileira sobre Qualidade da Energia Elétrica CBQEE, Campina Grande, Brazil, Vol. CD-Rom, pp. 1 - 6, July, 2015 | BibTex
  • MJMG Gonçalves, R. C. C. Creppe, Emanuel G. Marques Marques, S. M. A. Cruz, Diagnosis of bearing faults in induction motors by vibration signals – Comparison of multiple signal processing approaches, IEEE International Symposium on Industrial Electronics ISIE 2015, Búzios, Rio de Janeiro, Brazil, Vol. CD-ROM, pp. 536 - 541, June, 2015 | BibTex
  • J. M. P. Pinto, P. C. Carreira, P. B. V. Vidal, J. V. F. Ferreira, S. M. A. Cruz, Emanuel G. Marques Marques, Non intrusive solution for power transformers real time monitoring using an hybrid Park’s vector and model-based approach, International Conference and Exhibition on Electricity Distribution - CIRED 2015, Lyon, France, Vol. -, pp. 1 - 5, June, 2015 | BibTex
  • A. O. Oliveira, D. C. Cavaleiro, R. B. Branco, S. M. A. Cruz, H. Hadla, An encoderless high-performance synchronous reluctance motor drive, IEEE Int. Conf. on Industrial Technology - ICIT 2015, Seville, Spain, Vol. CD-ROM, pp. 2048 - 2055, March, 2015 | BibTex
  • M. Bandarabadi, S. M. A. Cruz, P. F. C. Gonçalves, A. M. S. Mendes, Detection of Stator and Rotor Faults in a DFIG Based on the Stator Reactive Power Analysis, IEEE Industrial Electronics Conf. - IECON, Dallas, United States, Vol. 40, pp. 2037 - 2043, October, 2014 | BibTex
  • A. P. Gonçalves Gonçalves, S. M. A. Cruz, F. Ferreira, A. M. S. Mendes, ATA Almeida, Synchronous Reluctance Motor Drive for Electric Vehicles Including Cross-Magnetic Saturation, IEEE/ VTS/ UC/ IPC-ISEC Vehicle Power and Propulsion Conference - IEEE-VPPC, Coimbra, Portugal, Vol. 1, pp. 1 - 6, October, 2014 | BibTex
  • M. Bandarabadi, S. M. A. Cruz, A. M. S. Mendes, Inter-turn fault detection in doubly-fed induction generators for wind turbine applications using the stator reactive power analysis, Renewable Power Generation Conf. (RPG), Naples, Italy, Vol., pp. 1 - 8, September, 2014,
    | Abstract
    | BibTex
  • P. F. C. Gonçalves, S. M. A. Cruz, A New Delay Compensation Method for Finite Control Set Model Predictive Control of Induction Motor Drives, European Conference on Power Electronics and Applications (EPE-ECCE Europe), Lappeenranta, Finland, Vol., pp. 1 - 10, August, 2014,
    | Abstract
    | BibTex
  • A. M. S. Mendes, L. Caseiro, S. M. A. Cruz, Fault tolerance in back-to-back three-level neutral-point-clamped induction motor drives, IEE International Conf. on Power Electronics, Machines and Drives - PEMD, Manchester, United Kingdom, Vol. 1, pp. 1 - 6, April, 2014 | BibTex
  • B. Baptista Baptista, A. M. S. Mendes, S. M. A. Cruz, Thermal Study of an Induction Motor fed by a Fault-Tolerant Multilevel Inverter using FEM, International Symp. on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering - ISEF, Ohrid, Macedonia, FYOM, Vol. 1, pp. 1 - 6, September, 2013 | BibTex
  • B. Baptista Baptista, A. M. S. Mendes, M. Bandarabadi, S. M. A. Cruz, The Performance of a Three-Phase Induction Motor fed by a Three-Level NPC Converter with Fault Tolerant Control Strategies, IEEE International Symp. on Diagnostics for Electrical Machines, Power Electronics and Drives, Valencia, Spain, Vol. 1, pp. 1 - 8, August, 2013 | BibTex
  • M. Bandarabadi, A. M. S. Mendes, S. M. A. Cruz, Three-Level NPC Inverter Fault Diagnosis by the Average Current Park’s Vector Approach, International Conf. on Electrical Machines, Marseille, France, Vol. Pendrive, pp. 1 - 6, September, 2012 | BibTex
  • FS Santos, S. M. A. Cruz, HJ Jorge, Conversor DC/DC para Interligação de Armazenamento e Produção de Energia com Origem em Fontes Renováveis, International Conf. on Engineering - ICEUBI, Covilhã, Portugal, Vol. CD-ROM, pp. 1 - 10, November, 2011 | BibTex
  • S. M. A. Cruz, F. G. Gaspar, A New PQ Method to Diagnose Rotor Faults in Three-Phase Induction Motors Coupled to Time-Varying Loads, IEEE International Symp. on Diagnostics for Electrical Machines, Power Electronics and Drives, Bologna, Italy, Vol. CD-ROM, pp. 1 - 8, September, 2011 | BibTex
  • S. M. A. Cruz, F. G. Gaspar, A New Procedure to Diagnose Rotor Faults in Operating Three-Phase Induction Motors Under Load Torque Oscillations, Portuguese-Spanish Conf. in Electrical Engineering, Ponta Delgada, Açores, Portugal, Vol. CD-ROM, pp. 1 - 6, July, 2011 | BibTex
  • B. Baptista Baptista, A. M. S. Mendes, S. M. A. Cruz, A. J. M. Cardoso, Effects of Static Eccentricity on the Temperature Distribution in a Three-Phase Induction Motor, Portuguese-Spanish Conf. in Electrical Engineering, Ponta Delgada, Portugal, Vol. CDROM, pp. 1 - 5, June, 2011 | BibTex
  • S. M. A. Cruz, M. Ferreira, A. J. M. Cardoso, Diagnosis of open-circuit faults in matrix converters, European Power Electronics Conf. - EPE, Barcelona, Spain, Vol. CD-ROM, pp. P1 - P11, September, 2009 | BibTex
  • S. M. A. Cruz, M. Ferreira, Comparison between back-to-back and matrix converter drives under faulty conditions, European Power Electronics Conf. - EPE, Barcelona, Spain, Vol. CD-ROM, pp. P1 - P10, September, 2009 | BibTex
  • S. M. A. Cruz, M. Ferreira, A. M. S. Mendes, A. J. M. Cardoso, Modulated Error Voltages for the Diagnosis of Faults in Matrix Converters, IEEE Energy Conversion Congress and Exposition - ECCE, San Jose, CA, United States, Vol. CD-ROM, pp. 2263 - 2270, September, 2009 | BibTex
  • S. M. A. Cruz, M. Ferreira, A. J. M. Cardoso, A New Method for the Detection and Location of Faults in Matrix Converters, IEEE International Electric Machines and Drives Conf., Miami, FL, United States, Vol. CD-ROM, pp. 194 - 199, May, 2009 | BibTex
  • S. M. A. Cruz, A. Stefani, F. Filippetti, A. J. M. Cardoso, Diagnosis of Rotor Faults in Traction Drives for Railway Applications, International Conf. on Electrical Machines, Vilamoura, Portugal, Vol. CD-ROM, pp. 1 - 6, September, 2008 | BibTex
  • M. Ferreira, S. M. A. Cruz, A. J. M. Cardoso, Modeling and Simulation of Matrix Converter Drives for Diagnostic Purposes, International Conf. on Electrical Machines, Vilamoura, Portugal, Vol. CD-ROM, pp. 1 - 6, September, 2008 | BibTex
  • G. M. Buiatti Buiatti, S. M. A. Cruz, A. J. M. Cardoso, Lifetime of Film Capacitors in Single-Phase Regenerative Induction Motor Drives, IEEE International Symp. on Diagnostics for Electrical Machines, Power Electronics and Drives, Cracow, Poland, Vol. CD-Rom, pp. 356 - 362, September, 2007 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnosis of rotor faults in direct and indirect FOC induction motor drives, European Conf. on Power Electronics and Applications, Aalborg, Denmark, Vol. CD-Rom, pp. 1 - 10, September, 2007 | BibTex
  • S. M. A. Cruz, F. Blazquez Blazquez, A. J. M. Cardoso, C. Vengazones, Preliminary study on the diagnosis of rotor faults in brushless doubly-fed induction machines, International Congress on Condition Monitoring and Diagnostic Engineering Management - COMADEM, Faro, Portugal, Vol. CD-Rom, pp. 487 - 493, June, 2007 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Strategies for the diagnosis of rotor faults in vector-controlled induction motor drives, International Congress on Condition Monitoring and Diagnostic Engineering Management - COMADEM, Faro, Portugal, Vol. CD-Rom, pp. 607 - 615, June, 2007 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Fault Indicators for the Diagnosis of Rotor Faults in FOC Induction Motor Drives, IEEE International Electric Machines and Drives Conf., Antalya, Turkey, Vol. CD-Rom, pp. 1136 - 1141, May, 2007 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnosis of rotor faults in closed-loop induction motor drives, IEEE Industry Application Society Annual Meeting, Tampa, FL, United States, Vol. CD-Rom, pp. 1 - 8, October, 2006 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Analysis and diagnosis of rotor faults in high-performance induction motor drives, International Conf. on Electrical Machines, Chania, Crete Island, Greece, Vol. CD-Rom, pp. 1 - 6, September, 2006 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, The method of Multiple Reference Frames applied to the diagnosis of stator faults in three-phase induction motors, International Conf. on Power Electronics and Motion Control EPE - PEMC, Xi'an, China, Vol. 2, pp. 603 - 609, August, 2004 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, New developments in the diagnosis of faults in line-connected and direct torque controlled induction motors, IEEE Industrial Electronics Conf. - IECON, Roanoke, VG, United States, Vol. CD-Rom, pp. 1361 - 1368, November, 2003 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnosis of stator inter-turn short circuits in DTC induction motor drives, IEEE Industry Application Society Annual Meeting, Salt Lake City, UT, United States, Vol. CD-Rom, pp. 1 - 8, October, 2003 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnosis of stator, rotor and airgap eccentricity in three-phase induction motors based on the Multiple Reference Frames Theory, IEEE Industry Application Society Annual Meeting, Salt Lake City, UT, United States, Vol. CD-Rom, pp. 1 - 7, October, 2003 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Modelling and simulation of DTC induction motor drives for stator winding faults diagnosis, European Conf. on Power Electronics and Applications, Toulouse, France, Vol. CD-Rom, pp. p1 - p10, September, 2003 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, DSP implementation of the Multiple Reference Frames Theory for the diagnosis of stator faults in a DTC induction motor drive, IEEE International Symp. on Diagnostics for Electrical Machines, Power Electronics and Drives, Atlanta, GA, United States, Vol. CD-Rom, pp. 223 - 228, August, 2003 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Referenciais Múltiplos: um novo método de diagnóstico de avarias no estator de motores de indução trifásicos, Jornadas Luso Espanholas de Engenharia Electrotécnica, Vilamoura, Portugal, Vol. III, pp. 6.239 - 6.246, July, 2003 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Modelling and simulation of stator winding faults in three-phase induction motors, including rotor skin effect, International Conf. on Electrical Machines, Brugge, Belgium, Vol. CD-ROM, pp. 1 - 6, August, 2002 | BibTex
  • L. M. R. Oliveira, A. J. M. Cardoso, S. M. A. Cruz, Transformers on-load exciting current Park's Vector Approach as a tool for winding faults diagnostics, International Conf. on Electrical Machines, Brugge, Belgium, Vol. CD-ROM, pp. 1 - 6, August, 2002 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Discriminating between rotor asymmetries and time-varying loads in three-phase induction motors, International Congress on Condition Monitoring and Diagnostic Engineering Management - COMADEM, Manchester, United Kingdom, Vol. -, pp. 319 - 327, September, 2001 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Further developments on the use of the synchronous reference frame current Park's Vector Approach, IEEE International Symp. on Diagnostics for Electrical Machines, Power Electronics and Drives, Grado, Italy, Vol. 1, pp. 467 - 472, September, 2001 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Rotor cage fault diagnosis in operating three-phase induction motors, under the presence of time-varying loads, European Conf. on Power Electronics and Applications, Graz, Austria, Vol. CD-Rom, pp. 1 - 11, August, 2001 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Stator winding fault diagnosis in three-phase synchronous and asynchronous motors, by the Extended Park's Vector Approach, IEEE Industry Application Society Annual Meeting, Rome, Italy, Vol. CD-Rom, pp. 1 - 7, October, 2000 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Rotor cage fault diagnosis in three-phase induction motors, by the synchronous reference frame current Park's Vector Approach, International Conf. on Electrical Machines, Espoo, Finland, Vol. 2, pp. 776 - 780, August, 2000 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Rotor cage fault diagnosis in three-phase induction motors by the total instantaneous power spectral analysis, IEEE Industry Application Society Annual Meeting, Phoenix, AZ, United States, Vol. 3, pp. 1929 - 1934, October, 1999 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Rotor cage fault diagnosis in voltage source inverter-fed induction motors, by the Extended Park's Vector Approach, IEEE International Symp. on Diagnostics for Electrical Machines, Power Electronics and Drives, Gijón, Spain, Vol. -, pp. 105 - 110, September, 1999 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnostics of the simultaneous occurrence of multiple induction motor faults, by the Extended Park's Vector Approach, International Congress on Condition Monitoring and Diagnostic Engineering Management - COMADEM, Sunderland, United Kingdom, Vol. -, pp. 17 - 24, September, 1999 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Rotor cage fault diagnosis in three-phase induction motors, by Extended Park's Vector Approach, International Conf. on Electrical Machines, Istanbul, Turkey, Vol. 3, pp. 1844 - 1848, August, 1998 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnóstico de avarias no rotor de motores de indução trifásicos, Congresso Nacional de Manutenção Industrial, Figueira da Foz, Portugal, Vol. Comunicação nº19, pp. 1 - 8, October, 1996 | BibTex
  • S. M. A. Cruz, A. J. M. Cardoso, Diagnóstico da ocorrência de fracturas na gaiola rotórica de motores de indução trifásicos, Encontro Nacional do Colégio de Engenharia Electrotécnica, Lisboa, Portugal, Vol. -, pp. 215 - 220, December, 1995 | BibTex
  • A. J. M. Cardoso, S. M. A. Cruz, J. Carvalho, E. S. Saraiva, Rotor cage fault diagnosis in three-phase induction motors, by Park's vector approach, IEEE Industry Application Society Annual Meeting, Orlando, FL, United States, Vol. 1, pp. 642 - 646, October, 1995 | BibTex

Currently running projects1

Acronym Name Funding Agency Start date Ending date
DRIFT Datacenter Resilience Increase through Fault Tolerance in UPS systems FCT/COMPETE/FEDER 26-07-2018 25-07-2021

Closed Projects6

Acronym Name Funding Agency Start date Ending date
Fault Diagnosis DSP-Based Winding Fault Diagnosis in Operating Three-Phase Power Transformers FCT/POSI 12-03-2002 30-11-2005
MATRIX Electric Drives Based on Matrix Converters FCT/PTDC 01-09-2007 01-03-2011
MultilevelConv Fault Diagnosis in High Power Drives Based on Multilevel Converters FCT/PTDC 01-04-2010 01-03-2013
PREMAID Design of Railway Power Trains for Better Reliability and Easier Maintenance - Predictive Maintenance EU,TOK-IAP 01-02-2006 31-01-2009
TRANSFO Real-time monitoring of power transformers in EDP Distribuição substations using new diagnostic techniques EDP 01-03-2013 01-02-2014
WHALE WHALE - Design, construction and certification of the first portuguese manned submarine Friday, Ciência e Engenharia do Lazer, S.A. 01-04-2014 01-12-2016
  • P. F. C. Gonçalves, S. M. A. Cruz, A. M. S. Mendes, SEST 2020 Best Presentation Award, Best Presentation Award at the 3rd International Conference on Smart Energy Systems and Technologies (SEST 2020), Istanbul, Turkey, 7-9 September, 2020, with the paper "Diagnosis of Open-Phase Faults and High Resistance Connections in Six-Phase PMSM Drives"., 01-09-2020
  • S. M. A. Cruz, IEEE Senior Member, Elevation to IEEE Senior Member, 01-02-2016
  • S. M. A. Cruz, IEEE Transactions on Energy Conversion, Star Reviewer for 2015, 01-12-2015
  • S. M. A. Cruz, IEEE Transactions on Energy Conversion, Star Reviewer for 2014, 01-12-2014
  • M. Bandarabadi, S. M. A. Cruz, A. M. S. Mendes, Detection of Stator and Rotor Faults in a DFIG Based on the Stator Reactive Power Analysis, Best presentation Recognition, 01-10-2014
  • S. M. A. Cruz, New developments in the diagnosis of faults in line-connected and direct torque controlled induction motors, Best Presentation at IECON 2003, 06-11-2003
  • S. M. A. Cruz, Introduction to Matlab, Labview and Simulink, Portugal, Coimbra, 04-2010
  • International Congress on Condition Monitoring and Diagnostic Engineering Management - COMADEM, Organizing Committee, 2007
  • Editorial Board, electricity, 01-06-2020 - 01-06-2022
  • Editorial Board, Energies, 20-11-2019 - 20-11-2021
  • Guest Editor, Energies, 01-09-2018 - 20-11-2019
  • Editorial Board, Cogent Engineering, 01-11-2016 - 01-11-2021