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DEEC

Início

Ano 2004

  • Perdigão, M.; Saraiva, E. S.; "Matlab-Simulink Implementation of the Mader-Horn Fluorescent-Lamp Model: Permissible Range of the Resistive Lamp Model", Proc. IEEE International Conf. on Industrial Technology, Hammamet, Tunisia, CD-ROM, December, 2004.
  • Fernandes , G. Falcão; Cruz, L. A; "E-Grading: Um Sistema Automático de Avaliação pela Web", Proc. Conf. ELearning no Ensino Superior - ELES, Aveiro, Portugal, October, 2004.
  • Oliveira, L. M. R.; Cardoso, A. J. M.; "Incipient turn-to-turn winding fault diagnosis of power transformers by the on-load exciting current Extended Park's Vector Approach", Proc. Advanced Research Workshop on Modern Transformers - ARWtr, Vigo, Spain, Vol. I, pp. 134 - 139, October, 2004.
  • Cruz, L. A; "Adaptive Macro Motion Vector Quantization", Proc. IASTED Conf. on Signal and Image Processing, Honolulu, United States, Vol. 1, pp. 292 - 297, August, 2004.
  • Alcaso, A. A.; Cardoso, A. J. M.; "Electromechanical Characteristics Improvement in a Twelve-Pulse LCI Drive System under Faulty Operating Conditions", Proc. International Conf. on Electrical Machines, Cracow, Poland, CD-ROM, pp. 1 - 5, September, 2004.
  • Amaral, A.M.R.; Cardoso, A. J. M.; "The Consequences of Aging of Electrolytic Capacitors, Used in DC-DC Converters, Under Steady-State Operating Conditions", Proc. International Conf. on Power Electronics and Motion Control EPE - PEMC, Riga, Latvia, Vol. A27187, pp. A27187 - A27187, September, 2004.
  • Mendes, A. M. S.; Cardoso, A. J. M.; "Fault Tolerant Operating Strategies Applied To Three-Phase Induction Motor Drives", Proc. International Conf. on Electrical Machines, Cracow, Poland, CDROM ISBN 83-921428-0-2, Paper No. 617, September, 2004.
  • Perdigão, M.; Saraiva, E. S.; "MATLAB-SIMULINK FLUORESCENT-LAMP MODELS", Proc. Universities Power Engineering Conf. - UPEC, Bristol, United Kingdom, Vol. 2, pp. 855 - 859, September, 2004.
  • Silveirinha, M.; Fernandes, C. A.; "On the topology of a metamaterial based on a 3D-array of wires and the emergence of spatial dispersion", Proc. International Conf. on Electromagnetics of Complex Media - BIANISOTROPICS , Ghent, Belgium, Vol. 1, pp. 164 - 167, September, 2004.
  • Cardoso, A. J. M.; "Condition Monitoring and Diagnostic Trends in Electromechatronics", Proc. International Congress on Condition Monitoring and Diagnostic Engineering Management - COMADEM, Cambridge, United Kingdom, Vol. Keynote Paper, pp. 11 - 16, August, 2004.
  • Cruz, S. M. A. ; Cardoso, A. J. M.; "The method of Multiple Reference Frames applied to the diagnosis of stator faults in three-phase induction motors", Proc. International Power Electronics and Motion Control Conf. - IPEMC, Xi'an, China, Vol. 2, pp. 603 - 609, August, 2004.
  • Faria, S.M.M.; Silva, V.; Marcelino, R.; "Fast event detection in MPEG video", Proc. International Conf. on E-Business and Telecommunication Networks, Setúbal, Portugal, Vol. 4, pp. 264 - 268, August, 2004.
  • Vieira, A.V.; Cardoso, A. J. M.; "Maintenance Requirements of a School Building and It´s Influence on the Maintenance Program", Proc. International Congress on Condition Monitoring and Diagnostic Engineering Management - COMADEM, Cambridg, United Kingdom, Vol. Proceedings, pp. 533 - 542, August, 2004.
  • Saraiva, E. S.; "Matlab/Simulink Model of a Slip Energy Recovery System in a Cement Plant", Proc. International Conf. on Computational & Experimental Engineering & Science, Funchal, Portugal, Vol. 1, pp. 75 - 80, July, 2004.
  • Alcaso, A. A.; Cardoso, A. J. M.; "Asymmetrical Operation of a Twelve-Pulse LCI Drive System wit Power Converter Faults", Proc. IEEE Power Electronics Specialists Conf. - PESC, Aachen, Germany, CD-ROM, pp. 1 - 5, June, 2004.
  • Navarro, A.; Perdigão, F.; "Audio-visual Conference through the Ionosphere at 4 kbps", Proc. IEEE International Conf. on Multimedia and Expo - ICME, Taipei, Taiwan, June, 2004.
  • Navarro, A.; Perdigão, F.; "Error Analysis of MPEG-4 HVXC Parameters at High Frequencies", Proc. IEEE International Conf. on Multimedia and Expo - ICME, Taipei, Taiwan, June, 2004.
  • Silveirinha, M.; Fernandes, C. A.; "Effective Permittivity of a Medium with Stratified Dielectric Host and Metallic Inclusions", Proc. IEEE AP-S/URSI International Symp., Monterey, California, United States, Vol. 4, pp. 3777 - 3780, June, 2004.
  • Silveirinha, M.; Fernandes, C. A.; "Is the 3D-Wire Medium Isotropic?", Proc. IEEE AP-S/URSI International Symp., Monterey, California, United States, Vol. 4, pp. 3541 - 3544, June, 2004.
  • Silveirinha, M.; Fernandes, C. A.; "On the Homogenization of Bulk and Sheet Metamaterials", Proc. IEEE AP-S/URSI International Symp., Monterey, California, United States, Vol. 4, pp. 3769 - 3773, June, 2004.
  • Amaral, A.M.R.; Cardoso, A. J. M.; "Use of ESR to Predict Failure of output Filtering Capacitors in Boost Converters", Proc. IEEE International Symp. on Industrial Electronics - ISIE , Ajaccio, France, Vol. 2, pp. 1309 - 1314, May, 2004.
  • Fernandes, G. Falcão; "Adaptive Room Equalization in the Frequency Domain", Proc. Convenção da AES – Audio Engineering Society, Munich, Germany, May, 2004.
  • P. A. Belov; C.R. Simovsky; R.M. Marqués; A. Tretyakov; I.S. Nefedov; Silveirinha, M.; "Strong spatial dispersion in wire media in the very large wavelength limit", Proc. URSI International Symp. in Electromagnetic Theory, Pisa, Italy, Vol. 1, pp. 621 - 623, May, 2004.
  • Veiga, A.; Perdigão, F.; "An Efficient Word Confidence Measure Using Likelihood Ratio Scores", Proc. International Conf. on Language Resources and Evaluation, Lisbon, Portugal, Vol. IV, pp. 1525 - 1528, May, 2004.
  • Vieira, A.V.; Cardoso, A. J. M.; "Some Improvements on the Maintenance Management of a School Building as the Result of a Maintenance Management Audit", Proc. European Maintenance Congress - EUROMAINTENANCE, Barcelona, Spain, Vol. Workshop Proceedings, pp. 71 - 78, May, 2004.
  • Faria, S.M.M.; Silva, V.; Marcelino, R.; "Motion sensor for video surveillance in the MPEG domain ", Proc. Workshop on Image Analysis for Multimedia Interactive Services WIAMIS, Lisbon, Portugal, Vol. 1, pp. 1 - 2, April, 2004.
  • Alcaso, A. A.; Cardoso, A. J. M.; "Fault Mode Operation of a Twelve-Pulse LCI Drive Systemand Improvement of Electromechanical Torque Characteristics", Proc. IEE International Conf. on Power Electronics, Machines and Drives - PEMD, Edinburguh, United Kingdom, Vol. Vol 3, pp. 1 - 5, March, 2004.