List of documents published. If you are interested in a specific paper or document, please contact me.

Lista de documentos publicados. Se estiver interessado nalgum artigo ou documento específico, agradeço que me contacte.

1) de Almeida, A.; Ferreira, F.; Akbari, H.: “Control Systems, History of”, in Macmillan Encyclopaedia of Energy, Vol. 1, Macmillan Reference USA, New York, pp. 296-303, 2000;

2) de Almeida, A.; Ferreira, F.; Busch, J.; Angers, P.: “Comparative Analysis of IEEE 112-B and IEC 34-2 Efficiency Testing Standards Using Stray Load Losses in Low-Voltage Three-Phase, Cage Induction Motors”, IEEE Trans. on Industry Applications, Vol. 38, No. 2, pp. 608-614, March/April 2002;

3) de Almeida, A; Ferreira, F.: “Actions to Promote VSDs”, in Energy Effic. in Motor Driven Syst., Springer-Verlag, 2003;

4) de Almeida, A.; Ferreira, F.: “Actions to promote energy-efficient electric motor repair", Inter. Journal of Energy Technology and Policy, Vol. 1, No. 3, pp. 302-314, 2003;

5) de Almeida, A.; Fonseca, P.; Ferreira, F.: “Carbon savings of energy-efficient motor technologies in Central and Eastern Europe”, Inter. Journal of Energy Technology and Policy, Vol. 1, No. 3, pp. 262-277, 2003;

6) de Almeida, A.; Ferreira, F.; Both, D.: “Technical and Economic Considerations to Improve the Penetration of Variable Speed Drives for Electric Motor Systems”, IEEE Trans. on Industry Applications, Vol. 41, No. 1, pp. 188-199, Jan./Feb. 2005;

7) Baoming, G.; de Almeida, A.; Ferreira, F.: “Flexible Neural Network Based Torque Control for Switched Reluctance Motor”, Lecture Notes in Computer Science, Springer-Verlag GmbH, ISSN: 0302-9743, Vol. 3498/2005, pp. 173-178, 2005;

8) Baoming, G.; de Almeida, A.; Ferreira, F.: “Estimation of Primary Current in Saturated Current Transformer using Flexible Neural Network”, Trans. of the Institute of Measurement and Control, No. 28, Issue 1, pp. 81-91, London, U.K., 2006;

9) Ferreira, F.; de Almeida, A.: “Method for In-Field Evaluation of the Stator Winding Connection of Three-Phase Induction Motors to Maximize Efficiency and Power Factor”, IEEE Trans. on Energy Conv., Vol. 21, No. 2, pp. 370-379, June 2006;

10) Ge, B. (作者:葛宝明); de Almeida, A.; Ferreira, F.: “Flexible Neural Network-based Compensation Method for Saturation Characteristic of Current Transformer in Power System (电力系统电流 互感器 饱和特性的柔性 神经网络 补偿法), Proceedings of the Chinese Society of Electrical Engineering (中国电机工程学报), Vol. 26; No. 16, pp. 150-156, 2006;

11) Ferreira, F.; de Almeida, A.: “Novel Multi-Flux Level, Three-Phase, Squirrel-Cage Induction Motor for Efficiency and Power Factor Maximization”, IEEE Trans. on Energy Conversion, Vol. 23, No. 1, pp. 101-109, March 2008;

12) Baoming, G.; de Almeida, A.; Ferreira, F.: “Design of Transverse Flux Linear Switched Reluctance Motor”, IEEE Trans. on Magnetics, Vol. 45, No. 1, Part 1, pp. 113-119,  2008;

13) Cistelecan, M.; Ferreira, F.; Popescu, M.: “Adjustable Flux Three-Phase AC Machines With Combined Multiple-Step Star-Delta Winding Connections”, IEEE Trans. on Energy Conversion, Vol. 25, No. 2, 2010, pp. 348-355;

14) de Almeida, A.; Ferreira, F.; Fong, J.: “Standards for Efficiency of Electric Motors”, IEEE Industry Applications Magazine, Vol. 17, No. 1, pp. 12-19, Jan./Feb. 2011;

15) Ferreira, F.; de Almeida, A.; Fong, J.: “Ecoanalysis of Variable-Speed Drives for Flow Regulation in Pumping Systems”, IEEE Trans. on Industrial Electronics, Vol. 58, No. 6, June 2011, pp. 2117             - 2125;

16) Ferreira, F.; de Almeida, A.: “Induction Motor Downsizing as a Low Strategy to Save Energy”, Journal of Cleaner Production, Elsevier, Vol. 24, pp. 117-131, March 2012;

17)  Ferreira, F.; Cistelecan, M.; de Almeida, A.: “Evaluation of Slot-Embedded Partial Electrostatic Shield for Common-Mode Bearing Current Mitigation in Inverter-Fed Induction Motors”, IEEE Trans. on Energy Conversion, Vol. 27, No. 2, pp. 382-390, June 2012;

18) Ge, B.; Abu-Rub, H.; Peng, F.; Lei, Q.; de Almeida, A.; Ferreira, F.; Sun, D.; Liu, Y.: “An Energy Stored Quasi-Z-Source Inverter for Application to Photovoltaic Power System”, IEEE Trans. on Industrial Electronics, Vol. 60, No. 10, Oct. 2013, pp. 4468-4481;

19) de Almeida, A.; Ferreira, F.; Duarte, A.: “Technical and Economical Considerations on Super High-Efficiency Three-Phase Motors”, IEEE Trans. on Industry Applications, Vol. 50, No. 2, March/April 2014;

20) Sivaraju, S. S.; Devarajan, N.; Ferreira, F.: “Performance Analysis of Induction Motor for Optimum Efficiency and Power Factor using Soft Computing Technique”, IJEEES Research Science Press, 4(2), pp.77-86, December 2012;

21) Wang, X.; Baoming, G.; Wu, Z.; Ferreira, F.: “A Novel Bearingless Switched Reluctance Motor”, COMPEL: The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, Emerald Group Publishing Limited, Vol. 31, No. 6, pp. 1681-1695, 2012;

22) Ferreira, F.; Baoming, G.; de Almeida, A.: “Stator Winding Connection Mode Management in Line-Start Permanent Magnet Motors to Improve their Efficiency and Power Factor”, IEEE Trans. on Energy Conversion, Vol. 28, No. 3, pp. 523-534, Sept. 2013;

23) Baoming, Ge; Peng, F.; Abu-Rub, H.; Ferreira, F.; de Almeida, A.: “Novel Energy Stored Single-Stage Photovoltaic Power System with Constant DC-link Peak Voltage”, IEEE Trans. on Sustainable Energy, Vol. 5, No. 1, January 2014;

24) de Almeida, A.; Ferreira, F.; Baoming, G.: “Beyond Induction Motors – Technology Trends to Move Up Efficiency”, IEEE Trans. on Industry Applications, Vol. 50, No. 3, 2014, pp. 2103-2114.

25) Xilian, W.; Baoming, G.; Wang, J.; Ferreira, F.: “Radial Force Analytic Modeling for a Novel Bearingless Switched Reluctance Motor When Considering Rotor Eccentricity”, Electric Power Components and Systems, Taylor & Francis, Vol. 42, No. 6, Jan. 2014, pp. 544-553;

26) Qingqing Ma, Q.; Baoming, G., Bi, D.; Ferreira, F., de Almeida, A.: “A new modeling method for S-MCSRM driven by three-phase full bridge converter”, COMPEL: The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, Vol. 33, No. 1/2, pp. 645-662;

27) Qingqing Ma; Baoming Ge; Daqiang Bi; Fernando J. T. E. Ferreira; Aníbal T. de Almeida: “A new switched reluctance motor with distributed winding”, COMPEL: The Inter. Journal for Computation and Mathematics in Electrical and Electronic Engineering, Vol. 33, No. 6, pp.2158-2179, 2014;

28) J. P. Amaro; R. Cortesão; F. J. T. E. Ferreira; J. Landeck: “Device and Operation Mechanism for Non-Beacon IEEE802.15.4/Zigbee Nodes Running on Harvested Energy”, Elsevier Inter. Journal on Ad Hoc Networks, Vol. 26, March 2015, pp. 50–68, 2014;

29) J. Pedro Amaro, Rui Cortesão, Jorge Landeck, Fernando J. T. E. Ferreira, “Harvested Power Wireless Sensor Network Solution for Segregated Current Estimation in Large Buildings”, IEEE Trans. on Instrumentation and Measurement, to be published in 2015;

30) Ferreira, F.J.T.E.; Cistelecan, M.V.; De Almeida, A.T., “Comparison of Different Tapped Windings for Flux Adjustment in Induction Motors”, IEEE Transactions on Energy Conversion, Vol.29, No.2, 2014, pp.375-391;

31) Ferreira, F.; Cisneros, M.; De Almeida, A. T., “Technical and Economic Considerations on Induction Motor Oversizing”, Elsevier Journal on Energy Efficiency, 2015, to be published in 2015.

Papers published in International Journals (31)

Published/Disseminated Docs List & Patents / Lista dos Documentos Publicados/Disseminados

If we all take some action,

the results are guaranteed!

Fernando J. T. E. Ferreira

Prof.

2015

1) de Almeida, A.; Ferreira, F.: “Barriers Against Energy-Efficient Motor Repair”, The European Council for an Energy Efficient Economy, Summer Study (ECEEE’99), Conf. Proc., Mandelieu, France, 1999;

2) de Almeida, A.; Ferreira, F.: “Efficiency Testing of Electric Induction Motors”, APEC Workshop on Setting up & Running an Energy Performance Testing Laboratory, Manila, Philippines, 6-8 July 1999;

3) de Almeida, A.; Fonseca, P.; Ferreira, F.: “Carbon Savings Potential of Energy Efficient Motor Technologies in Central and Eastern Europe”, Inter. Workshop on Technologies to Reduce Greenhouse Gas Emissions: Engineering-Economic Analysis of Conserved Energy and Carbon, Washington DC, USA, 5-7 May 1999;

4) de Almeida, A.; Ferreira, F.; Busch, J.; Angers, P.: “Comparative Analysis of IEEE 112-B and IEC 34-2 Efficiency Testing Standards Using Stray Load Losses in Low-Voltage, Three-Phase, Cage Induction Motors”, IEEE  Industrial and Commercial Power Systems Technical Conf. (ICPS’01), Conf. Rec., pp. 13-19, 15-16 May 2001;

5) de Almeida, A; Ferreira, F.: “Actions to Promote VSDs”, 3rd Inter. Conf. on Energy Efficiency In Motor Driven Systems (EEMODS’02), Conf. Proc., Italy, 2002;

6) de Almeida, A.; Ferreira, F.; Both, D.: “Technical and Economical Considerations to Improve the Penetration of Variable-Speed Drives for Electric Motor Systems”, IEEE Industrial and Commercial Power Systems Technical Conf. (ICPS’04), Conf. Rec., pp. 136-144, 2-6 May 2004;

7) Ferreira, F.; de Almeida, A.: “Electric Machinery Winding Design Software for Teaching and Rewinding”, 16th Inter. Conf. on Electrical Machines (ICEM’04), Conf. Proc., Poland, Sept. 2004;

8) Ferreira, F.; de Almeida, A.: “Three-Phase Induction Motor Stator Winding Connection Type Field Evaluation Method for Efficiency Maximization”, 4th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS’05), Conf. Proc., Vol. II, pp. 128-137, Heidelberg, Germany, Sept. 2005;

9) de Almeida, A; Ferreira, F.: “User-Friendly High-Precision Electric Motor Testing System”, 4th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS’05), Conf. Proc., Vol. I, pp. 149-157, Heidelberg, Germany, Sept. 2005;

10) Baoming, G.; de Almeida, A.; Ferreira, F.: “Flexible Neural Network Based Torque Control for Switched Reluctance Motor”, 2nd Inter. Symposium on Neural Networks (ISNN’05), Advances in Neural Networks, Conf. Proc., Part III, Lecture Notes in Computer Science, ISBN: 3-540-25914-7, Springer-Verlag GmbH, Chongqing, China, 2005;

11)  Figueiredo, L.; Ladeiro, B.; Ferreira, F.; Lopes, F.: “A Low-Cost System for Remote Fetal Cardiotocography”, 1st Inter. Conf. on Electrical Eng. (CEE’05), Conf. Proc., 2005;

12) Ferreira, F.; Faria, S.; Marques, J.; de Almeida, A.; Baoming, G.: “Low-Cost Electronic Device for Stator Winding Delta-Star Connection Decision for Efficiency and Power Factor Maximization in Variable-Load Three-Phase Induction Motors”, 1st Inter. Conf. on Electrical Eng. (CEE’05), Conf. Proc., 2005;

13) Ferreira, F.; de Almeida, A.; Baoming, G.; Faria, S.; Marques, J.: “Automatic Change of the Stator-Windings Connection of Variable‑Load Three-Phase Induction Motors to Improve the Efficiency and Power Factor”, IEEE Inter. Conf. on Industrial Technology (ICIT’05), Conf. Proc., Hong Kong, 2005;

14) Baoming, G.; de Almeida, A.; Ferreira, F.: “Supercapacitor-based Optimum Switched Reluctance Drive for Advanced Electric Vehicles”, 8th IEEE Inter. Conf. on Electrical Machines and Systems (ICEMS’05), Conf. Proc., pp. 822-827, Nanjing, China, 27-29 September 2005;

15) Baoming, G.; de Almeida, A.; Ferreira, F.: “Estimation of Primary Current in Saturated Current Transformer using Flexible Neural Network”, Inter. Conf. on Intelligent Computing (ICIC’05), Conf. Proc., Hei Fei, China, August 2005;

16) Baoming, G.; de Almeida, A.; Ferreira, F.: “Design of transverse flux linear switched reluctance motor”, 19th IEEE Inter. Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM’06), Conf. Proc., Italy, May 2006;

17) Ferreira, F.; Pereirinha, P.; de Almeida, A.: “Study on the Bearing Currents Activity in Cage Induction Motors using Finite-Element Method”, 17th Inter. Conf. on Electric Machinery (ICEM’06), Conf. Proc., Sept. 2006;

18) Ferreira, F., de Almeida, A.; Baoming, G.: “Three-Phase Induction Motor Simulation Model Based on a Multifrequency Per-Phase Equivalent Circuit Considering Stator Winding MMF Spatial Harmonics and Thermal Parameters”, 17th Inter. Conf. on Electric Machinery (ICEM’06), Conf. Proc., Sept. 2006;

19) Ferreira, F.; de Almeida, A.: “Considerations on the Custom Design of the Stator Winding of Low-Voltage, Three-Phase, Cage Induction Motors to Improve their Efficiency and Reliability”, 17th Inter. Conf. on Electric Machinery (ICEM’06), Conf. Proc., Sept. 2006;

20) Ferreira, F.; de Almeida, A.: “Novel Multi-Flux Level, Three-Phase, Squirrel-Cage Induction Motor for Efficiency and Power Factor Maximization”, IEEE Inter. Conf. on Industrial Technology (ICIT’06), Conf. Proc., Mumbai, India, Dec. 2006;

21) Ferreira, F.; de Almeida, A.; Baoming, G.: “Comparative Study on 2-Level and 3-Level Voltage Source Inverters”, 5th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS'07), Conf. Proc., Vol. II, pp. 581-602, Beijing, June 2007;

22) de Almeida, A.; Ferreira, F.; Fong, J.: “Ecodesign of Electric Motors”, 5th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS'07), Conf. Proc., Vol. I, pp. 27-38, Beijing, June 2007;

23) Ferreira, F., de Almeida, A.; Deprez, W.; Belmans, R.; Baoming, G.: “Impact of Steady-State Voltage Supply Anomalies on Three-Phase Squirrel-Cage Induction Motors”, Inter. Aegean Conf. on Electric Machines and Power Electronics (ACEMP’07) and Electromotion Joint Conf., Conf. Proc., pp. 607-615, Turkey, 10-12 Sept. 2007;

24) Santos, F.; Trovão, J.; Ferreira, F.; Coelho, D.: “Three-Phase Induction Motor Condition Evaluation by means of Combined Current and Vibration analysis Using Artificial Neural Networks”, 2nd Inter. Conf. on Electrical Engineering (CEE’07), Conf. Proc., Coimbra, Oct. 2007;

25) de Almeida, A.; Ferreira, F.; Fong, J.; Conrad, B.: “Electric Motor Standards, Ecodesign and Global Market Transformation”, European Center for Power Electronics e.V. (ECPE) Seminar “Towards Energy Gain and Savings – Emerging Drives and Generator Systems”, Warsaw, Poland, 15-16 May 2008;

26) de Almeida, A.; Ferreira, F.; Fong, J.; Conrad, B.: “Electric Motor Ecodesign and Global Market Transformation”, IEEE Industrial & Commercial Power Systems Technical Conf. (ICPS’08), Conf. Proc., Florida, USA, 4-8 May 2008;

27) Ferreira, F.; de Almeida, A.: “Considerations on In-Field Induction Motor Load Estimation Methods”, 18th Inter. Conf. on Electrical Machines (ICEM’08), Conf. Proc., Vilamoura, Portugal, 6-9 September 2008;

28) Ferreira, F.; Cistelecan, M.: “Simulating Multi-Connection, Three-Phase, Squirrel-Cage, Induction Motors By Means of Changing Per-Phase Equivalent Circuit Parameters”, 18th Inter. Conf. on Electrical Machines (ICEM’08), Conf. Proc., Vilamoura, Portugal, 6-9 September 2008;

29) Ferreira, F.; Trovão, J.; de Almeida, A.: “Motor Bearings and Insulation System Condition Diagnosis by Means of Common-Mode Current and Shaft-Ground Voltage Correlation”, 18th Inter. Conf. on Electrical Machines (ICEM’08), Conf. Proc., Vilamoura, Portugal, 6-9 September 2008;

30) Ferreira, F.; Cistelecan, M.; de Almeida, A.; Baoming, G.: “Simple Strategy to Recovery Energy During Stopping Period in Large High-Inertia Line-Fed Induction Motor Driven Systems”, 18th Inter. Conf. on Electrical Machines (ICEM’08), Conf. Proc., Vilamoura, Portugal, 6-9 September 2008;

31) Trovão, J.; Pereirinha, P.; Ferreira, F.: “Comparative Study of Different Electric Machines in the Powertrain of a Small Electric Vehicle”, 18th Inter. Conf. on Electrical Machines (ICEM’08), Conf. Proc., Vilamoura, Portugal, 6-9 September 2008;

32) Cistelecan, M.; Ferreira, F.; Cosan, B.: “Generalized MMF Space Harmonics and Performance Analysis of Combined Multiple-Step, Star-Delta, Three-Phase Windings Applied on Induction Motors”, to be presented at the 18th Inter. Conf. on Electrical Machines (ICEM’08), Conf. Proc., Vilamoura, Portugal, 6-9 September 2008;

33) Ferreira, F., Jackson, D.; Sebastião, J.: “Estratégias Energéticas para Angola – Passado, Presente e Futuro”, 5.º Congresso Luso-Moçambicano de Engenharia (CLME’08), Setembro de 2008;

34) Ferreira, F.: “Estratégias de Optimização do Investimento em Sistemas Eléctricos de Força Motriz”, 5.º Congresso Luso-Moçambicano de Engenharia (CLME’08), Setembro de 2008;

35) Ferreira, F.; de Almeida, A.: “Estratégias de Transformação do Mercado de Motores Eléctricos – Normas e Políticas”, 5.º Congresso Luso-Moçambicano de Engenharia (CLME’08), Setembro de 2008;

36) Zhao, N.; Baoming, G.; Zhuo, L.; Yun, W.; Ferreira, F.; de Almeida, A. T.: “Nonlinear Feedback Linearization Control for SRM-Rotor Suspending in Shaft Direction”, IEEE Inter. Conf. on Electrical Machines and Systems (ICEMS’08), Conf. Proc., pp.1365-1368, Wuhan, China, 17-20 Oct. 2008;

37) de Almeida, A.; Ferreira, F.; Fong, J.; Conrad, B.: “Standards for Super-Premium Efficiency Class for Electric Motors”, IEEE Industrial & Commercial Power Systems Technical Conf. (ICPS’09), Conf. Rec., pp. 1-8, May 2009;

38) Ferreira, F.; de Almeida, A.; Carvalho, J.: “Experiments to Observe the Impact of Power Quality and Voltage-Source Inverters on the Temperature of Three-Phase Cage Induction Motors using an Infra-Red Camera”, 2009 IEEE Inter. Electric Machines and Drives Conf. (IEMDC’09), Miami, Florida, USA, 3-6 May, 2009;

39) Cistelecan, M.; Ferreira, F.; Popescu, M.: “Adjustable flux three phase a.c. machines with combined multiple-step star-delta winding connections”, 2009 IEEE Inter. Electric Machines and Drives Conf. (IEMDC’09), Miami, Florida, USA, 3-6 May, 2009;

40) de Almeida, A.; Patrão, C.; Ferreira, F.; Fong, J.: “Technical and Economical Analysis of Elevators and Escalators Technologies”, 6th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS’09), Nantes, 2009;

41) Ferreira, F.; de Almeida, A.; Cistelecan, M.: “Voltage Unbalance Impact on the Performance of Line-Start Permanent-Magnet Synchronous Motors”, 6th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS’09), Nantes, 2009;

42) Ferreira, F.; de Almeida, A.: “Large-Scale Downsizing of Induction Motors Requiring Stator Rewinding as a Low-Cost Strategy to Save Energy and Extend Motors Lifetime”, 6th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS’09), Nantes, 2009;

43) Ferreira, F.; de Almeida, A.: “Overview and Novel Proposals on In-Field Load Estimation Methods for Three-Phase Squirrel-Cage Induction Motors”, 6th Inter. Conf. on Energy Efficiency in Motor Driven Systems (EEMODS’09), Nantes, 2009;

44) de Almeida. A.; Patrão, C.; Ferreira, F.; Fong. J.; Rivet, J.: “Energy Efficient Elevators and Escalators”, European Conference for an Energy Efficient Economy (ECEEE2009), La Colle sur Loup, Nice, France, 1-6 June 2009;

45) Amaro, J. P.; Ferreira, F.; Brás, R.; Vinagre, N.: “Low-Cost Wireless Sensor Network for In-Field Operation Monitoring of Induction Motors”, IEEE Inter. Conf. on Industrial Technology (ICIT’10), Valparaiso, Chile, 2010;

46) Cistelecan, M.; Ferreira, F.; Popescu, M.: “Three Phase Tooth-Concentrated Multiple-Layer Fractional Windings with Low Space Harmonic Content”, 2nd IEEE Energy Conversion Congress and Exposition (ECCE’10), Atlanta, Georgia, September 2010;

47) Patrão, C.; de Almeida, A.; Ferreira, F.; Fong, J.: “Elevators and Escalators Energy Performance Analysis”, American Council for an Energy-Efficient Economy (ACEEE), 2010 ACEEE Summer Study on Energy Efficiency in Buildings - The Climate for Efficiency is Now, Pacific Grove, California, August 15–20, 2010;

48) Cistelecan, M.; Ferreira, F.; Popescu, M.: “Three-phase Tooth-concentrated Interspersed Windings with Low Space Harmonic Content”, 19th Inter. Conf. on Electrical Machines (ICEM’10), Conf. Proc., Rome, Italy, 6-9 September 2010;

49) Ferreira, F.; Cistelecan, M.; de Almeida, A.: “Slot-Embedded Partial Electrostatic Shield for High-Frequency Bearing Current Mitigation in Inverter-Fed Induction Motors”, 19th Inter. Conf. on Electrical Machines (ICEM’10), Conf. Proc., Rome, Italy, 6-9 September 2010;

50) Ferreira, F.; de Almeida, A.: “Impact of Voltage Sags and Continuous Unbalance on Variable-Speed Drives”, 19th Inter. Conf. on Electrical Machines (ICEM’10), Conf. Proc., Rome, Italy, 6-9 September 2010;

51) Trovão, J.; Pereirinha, P.; Ferreira, F.: “Study of Inductor Effects in a Bidirectional DC-DC Converter for Electrical Vehicle Drivetrain”, 19th Inter. Conf. on Electrical Machines (ICEM’10), Conf. Proc., Rome, Italy, 6-9 September 2010;

52) de Almeida, A.; Ferreira, F.: “Super-Premium Efficiency Class Electric Motors”, Motor Summit, October 2010, Zurich, Switzerland;

53) Liu, Y; Baoming, G.; Peng, F.; Haitham, A.; de Almeida, A.; Ferreira, F.: “Quasi-Z Source Inverter based PMSG Wind Power Generation System”, 2011 IEEE Energy Conversion Congress and Exposition (ECCE'11), Phoenix, USA, 2011;

54) Ferreira, F.; de Almeida, A.: “Estratégias para aumento do rendimento e do factor de potência de motores de indução trifásicos sobredimensionados”, 6º Congresso Luso-Moçambicano em Engenharia (CLME'11), Maputo, Moçambique, 2011;

55) Ferreira, F.; Jackson, M.; Quivota, R.: “Casa-laboratório do MINEA - Uma plataforma avançada para o estudo técnico-económico de sistemas fotovoltaicos em Angola”, Congresso Luso-Moçambicano em Engenharia (CLME'11), Maputo, Moçambique, 2011;

56) Quintino, A.; Abrantes, N.; Ferreira, F.; de Almeida, A.: “Four-Quadrant Electric Motor Test Bench with a Fully Programmable Load Profile”, 7th Energy Efficiency in Motor Driven Systems (EEMODS'11), Alexandria, USA, 2011;

57) Ferreira, F.; de Almeida, A.: “Technical and Economical Considerations on Line-Start PM Motors including the Applicability of the IEC60034-2-1 Standard”, 7th Energy Efficiency in Motor Driven Systems (EEMODS'11), Alexandria, USA, 2011;

58) Liu, Y., Baoming, G.; Ferreira, F.: “Modelling and SVPWM Control of Quasi-Z-Source Inverter”, 11th Electrical Power Quality and Utilization Conference (EPQU'11), Lisbon, October 2011;

59) Trovão, J.; Jorge, H.; Ferreira, F.; Pereirinha, P.: “A Systematic Approach to Analyse the Harmonic Distortion in Industry”, 11th Electrical Power Quality and Utilization Conference (EPQU'11), Lisbon, October 2011;

60) Amaro, J. P.; Ferreira, F.; Cortesão, R.; Landeck, J.: “In-Field Operation Monitoring of Induction Motors using Wireless Modules Running on Harvested Power”, 37th Annual Conference of the IEEE Industrial Electronics Society (IECON'11), Conf. Proc., Melbourne, Australia, November 2011;

61) Zhang, R.; Ferreira, F.; Baoming, G.; de Almeida, A.; Amaro, P.: “Transverse-Flux Linear Switched Reluctance Motor for Semi-Magnetic Suspending Rail Vehicle”, 37th Annual Conference of the IEEE Industrial Electronics Society (IECON'11), Conf. Proc., Melbourne, Australia, November 2011;

62) de Almeida, A.; Ferreira, F.; Quintino, A.: “Technical and  Economical Considerations of Super High-Efficiency Three‑Phase Motors”, IEEE Industrial & Commercial Power Systems Technical Conf. (ICPS’12), Conf. Rec., May 2012;

63) Ferreira, F.; Baoming, G.; de Almeida, A.: “Stator Winding Connection Mode Management in Line-Start Permanent Magnet Motors to Improve their Efficiency and Power Factor”, 20th Inter. Conf. on Electrical Machines (ICEM’12), Conf. Proc., Marseille, France, 2-5 September 2012;

64) Sivaraju, S; Ferreira, F.; Devarajan, N.: “Genetic Algorithm Based Design Optimization of a Three-phase Multiflux Induction Motor”, 20th Inter. Conf. on Electrical Machines (ICEM’12), Conf. Proc., Marseille, France, 2-5 September 2012;

65) Abu-Rub, H.; Baoming Ge; Fang Zheng Peng; de Almeida, A.T.; Ferreira, F.J.T.E.: “An improved MPPT method for quasi-Z-source inverter based grid-connected photovoltaic power system”, 2012 IEEE Inter. Symposium on Industrial Electronics (ISIE’12), Hangzhou,P. R. China, pp. 1754 – 1758, 28-31 May 2012.

66) Amaro, J. P.; Ferreira, F.; Cortesão, R.; Landeck, J.: “Energy Harvesting for Zigbee Compliant Wireless Sensor Network Nodes”, 38th Annual Conference of the IEEE Industrial Electronics Society (IECON'12), Conf. Proc., Montréal, Canada, October 2012;

67) Amaro, J. P.; Ferreira, F.; Cortesão, R.; Landeck, J.: “Powering Wireless Sensor Networks Nodes for Complex Protocols on Harvested Energy”, CENTERIS 2012 – Conf. on ENTERprise Information Systems / HCIST 2012 – Inter. Conf. on Health and Social Care Information Systems and Technologies, Elsevier Procedia Technology Vo.l 5, pp.518–526, 2012;

68) de Almeida, A.; Ferreira, F.; Baoming, G.: “Beyond Induction Motors – Technology Trends to Move Up Efficiency”, IEEE Industrial & Commercial Power Systems Technical Conf. (ICPS’13), Conf. Rec., May 2013;

69) Ferreira, F.; de Almeida, A.: “Comparison between separated and mechanically coupled twin ascendant and descendant escalators”, Energy for Sustainability (EfS’2013), Conf. Proc., Coimbra, Portugal;

70) De Almeida, A.; Falkner, H.; Fong, J.; Ferreira, F.: “Ecodesign of Electric Motors and Drives – The EuP Lot 30 Preparatory Study”, 8th Energy Efficiency in Motor Driven Systems (EEMODS'13), Rio de Janeiro, Brazil, 2013;

71) Ferreira, F.; De Almeida, A.: “Induction Motor Oversizing – Are There Any Benefits?”, 8th Energy Efficiency in Motor Driven Systems (EEMODS'13), Rio de Janeiro, Brazil, 2013;

72) De Almeida, Ferreira, F.; Ge, B. M.: “Beyond Induction Motors – Technology Trends to Move Up Efficiency”, IEEE Industrial & Commercial Power Systems Technical Conf. (ICPS’12), Conf. Rec., May 2013;

73) Ma, Q. Q., Liang, W.H.; Ferreira, F.; Bi, D.Q.; Ge, B. M. “Improved Flux Linkage Method for Position Sensorless Control of High-Speed SRM”, 21th Inter. Conf. on Electrical Machines (ICEM’14), Conf. Proc., Berlin, Germany, 2-5 September 2014;

74) Ferreira, F. J. T. E.; Correia, A. J. L.; Lopes, F. J. P. Lopes: “Novel In-field Method to Estimate Mechanical Parameters in Induction Motor Driven Systems”, 21th Inter. Conf. on Electrical Machines (ICEM’14), Conf. Proc., Berlin, Germany, 2-5 September 2014;

75) Ferreira, F.; Ge, B. M.; Quispe, E.; De Almeida, A. T.: “Star- and Delta-Connected Windings Tolerance to Voltage Unbalance in Induction Motors”, 21th Inter. Conf. on Electrical Machines (ICEM’14), Conf. Proc., Berlin, Germany, 2-5 September 2014;

76) Gonçalves, A. P.; Cruz, S. M. A.; Ferreira, F. J. T. E. , Mendes, A. M. S., De Almeida, A. T.: “Synchronous Reluctance Motor Drive for Electric Vehicle Including Cross-Magnetic Saturation”, Vehicle Power and Propulsion Conference (VPPC’2014), Conf. Proc., Coimbra, Portugal, 27-30 October 2014;

77) Quispe, E. C.; Lopez, I. D.; Ferreira, F. J. T. E.: “Effects of Unbalanced Voltages on the Performance of Three-phase Induction Motors”, IV Industry Applications Society (IAS) Colombian Workshop, Medellin, Colombia, September 10, 2014.

78) Este artigo seleccionado para publicação num número especial (“invited paper for special issue”) da revista internacional IEEE Trans. on Industrial Electronics.

79) Este artigo foi galardoado com o prémio “ICEM 2010 Best Poster Presentation Award”.

Papers published/presented in International Conferences (74)