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Items where Division is "Departamento de Engenharia Electrotécnica > Electrotecnia e Máquinas Eléctricas"

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Number of items at this level: 162.

2013

Coito, Fernando and Fino, Maria H. and Pereira, Pedro (2013) Variability-Aware Optimization of RF Integrated Inductors in Nanometer-Scale Technologies. In: Integrated Circuits for Analog Signal Processing. Springer-Verlag, pp. 271-287. ISBN 978-1-4614-1382-0. eISBN 978-1-4614-1383-7. URL: http://dx.doi.org/10.1007/978-1-4614-1383-7_12.

Pereira, Pedro and Kotti, M. and Fino, Maria H. and Fakhfakh, Mourad (2013) Metaheuristic algorithms comparison for the LC - Voltage controlled oscillators optimal design. [Paper]. In: 2013 5th International Conference on Modeling, Simulation and Applied Optimization (ICMSAO), 8-30 April 2013 , Hammamet, Tunisia . URL: http://dx.doi.org/10.1109/ICMSAO.2013.6552658.

2012

Pereira, Pedro and Fino, Maria H. and Coito, Fernando and Ventim-Neves, M. (2012) RF integrated inductor modeling and its application to optimization-based design. Analog Integrated Circuits and Signal Processing, 73 (1), pp. 47-55. ISSN 0925-1030. eISSN 1573-1979. URL: http://dx.doi.org/10.1007/s10470-011-9682-x.

Pereira, Pedro and Fino, Maria H. and Neves, Mário (2012) LC-VCO design methodology based on evolutionary algorithms. [Paper]. In: 2012 International Conference on Synthesis, Modeling, Analysis and Simulation Methods and Applications to Circuit Design (SMACD), Seville - Sapin. URL: http://dx.doi.org/10.1109/SMACD.2012.6339449.

Pereira, Pedro and Fino, Maria H. and Neves, Mário (2012) RF Varactor Design Based on Evolutionary Algorithms. [Paper]. In: 19th International Conference Mixed Design of Integrated Circuits and Systems (MIXDES), 24-26 May 2012, Warsaw, Poland. URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&amp....

Delgado-Gomes, Vasco and Oliveira-Lima, Jose A. and Martins, J. F. and Lima, Celson and Pereira, Pedro (2012) Towards to a Web Service alert software system for standard electrical protective devices. [Paper]. In: 2012 IEEE 16th International Conference on Intelligent Engineering Systems (INES), 13-15 June 2012, Lisbon, Portugal. URL: http://dx.doi.org/10.1109/INES.2012.6249830.

Pereira, Pedro and Coito, Fernando and Fino, Maria H. (2012) PSO-Based Design of RF Integrated Inductor. [Paper]. In: Doctoral Conference on Computing, Electrical and Industrial Systems - DoCEIS 2012, February 27-29, 2012, Costa de Caparica, Portugal. URL: http://dx.doi.org/10.1007/978-3-642-28255-3_52.

Pereira, Pedro and Fino, Maria H. and Coito, Fernando and Ventim-Neves, M. (2012) Optimization-Based Design of Nano-CMOS LC-VCOs. [Paper]. In: Doctoral Conference on Computing, Electrical and Industrial Systems - DoCEIS 2012, February 27-29, 2012, Costa de Caparica, Portugal. URL: http://dx.doi.org/10.1007/978-3-642-28255-3_50.

Pereira, Pedro and Sallem, Amin and Fakhfakh, Mourad and Fino, Maria H. and Coito, Fernando (2012) A Technology-Aware Optimization of RF Integrated Inductors. In: Tlelo-Cuautle, Esteban, (ed.). Analog Circuits: Applications, Design and Performance. Nova Science Publishers, Inc.. ISBN 978-1-61324-355-8. URL: https://www.novapublishers.com.

Pina, João and Pereira, Pedro and Pronto, A. Gonçalves and Arsénio, Pedro and Silva, Tiago (2012) Modelling and Simulation of Inductive Fault Current Limiters. Physics Procedia, 36, pp. 1248-1253. ISSN 1875-3892. URL: http://dx.doi.org/10.1016/j.phpro.2012.06.284.

2009

Costa, Gonçalo (2009) Dimensionamento automático de consolas e pêndulos para sistemas de tracção eléctrica. Martins, João and Pereira, Pedro (supervisors). Masters thesis, FCT-UNL.

Guerreiro, João (2009) Eficiência Energética Sistema de Monitorização de Consumos de Energia. Martins, João and Pereira, Pedro (supervisors). Masters thesis, FCT-UNL.

Amaral, T. G. and Pires, V. F. and Martins, J. F. and Pires, A. J. and Crisóstomo, M. M. (2009) Image Processing based Classifier for Detection and Diagnosis of Induction Motor Stator Fault. In: Chen, Yung-Sheng, (ed.). Image Processing. INTECH, pp. 185-202. ISBN 978-953-307-026-1. URL: http://sciyo.com/articles/show/title/image-process....

Martins, João and Rangel, Carmen M. and Joyce, António and Sotomayor, João and Pires, Armando and Castro, Rui (2009) RenH2 — A Stand-Alone Sustainable Renewable Energy System. In: Hammons, T J, (ed.). Renewable Energy. INTECH, pp. 375-400. ISBN 978-953-7619-52-7. URL: http://sciyo.com/articles/show/title/renh2-a-stand....

Pires, Vitor Fernão and Guerreiro, Manuel and Martins, João F. and Silva, Jose Fernando (2009) Three-Phase PWM Rectifier Employing Two Single-Phase Buck-Boost PFC Modules and a Scott Transformer. PRZEGLĄD ELEKTROTECHNICZNY (Electrical Review). ISSN 0033-2097. (ISI Web of Science, Citations: 1).

Foito, D. and Martins, J.F. and Pires, V. Fernao and Maia, J. (2009) An Eigenvalue/Eigenvector 3D current reference method for detection and fault diagnosis in a voltage source inverter. [Paper]. In: 2009 35th Annual Conference of IEEE Industrial Electronics, November 3-5, Porto - Portugal. URL: http://dx.doi.org/10.1109/IECON.2009.5414769.

Pires, V. Fernao and Amaral, Tito G. and Martins, J. F. (2009) Stator winding fault diagnosis in induction motors using the dq current trajectory mass center. [Paper]. In: 2009 35th Annual Conference of IEEE Industrial Electronics, November 3-5, Porto - Portugal. URL: http://dx.doi.org/10.1109/IECON.2009.5414714. (ISI Web of Science).

Simoes, J.P. and Coelho, M.C. and Pires, V.F. and Martins, J.F. (2009) MATLAB/SIMULINK based teaching system for a Stand-Alone Energy System Supported by totally renewable hydrogen production. [Paper]. In: 2009 3rd IEEE International Conference on E-Learning in Industrial Electronics (ICELIE), November 3-5, Porto - Portugal. URL: http://dx.doi.org/10.1109/ICELIE.2009.5413206.

Emanuel, Fernando (2009) Módulo fotovoltaico com seguimento da posição solar. Neves, Mário and Rodrigues, Carlos (supervisors). Masters thesis, FCT-UNL.

Valtchev, Stanimir (2009) Battery chargers and battery management for the future electric vehicles. [Speech]. In: Cooperation work between S. Valtchev and TU Delft, 12 July 2009 - 16 September 2009, TU Delft, The Netherlands. (Unpublished).

Leote, Ricardo (2009) Electrificação de serviços primários em povoados remotos africanos recorrendo a sistemas solares fotovoltaicos (PV). Neves, Mário and Pina, João (supervisors). Masters thesis, FCT-UNL.

Granadeiro, Samuel (2009) Controlo de Motor Assíncrono Aplicado a Veículos Eléctricos. Neves, Mário and Pereira, Pedro (supervisors). Masters thesis, FCT-UNL.

Ferreira, Jorge (2009) Controlo de Geradores de Indução Duplamente Alimentados em Turbinas Eólicas. Neves, Mário and Pina, João (supervisors). Masters thesis, FCT-UNL.

Carmo, Sebastião (2009) Gerador Linear para Aproveitamento da Energia das Ondas. Neves, Mário and Gonçalves, Anabela (supervisors). Masters thesis, FCT-UNL.

Valtchev, Stanimir and Miletiev, Rosen and Arnaoudov, Rumen and Valtchev, Svilen (2009) Control strategy for efficient operation of super-resonant SLSR (contactless) converters. [Paper]. In: XLIV INTERNATIONAL SCIENTIFIC CONFERENCE ON INFORMATION, COMMUNICATION AND ENERGY SYSTEMS AND TECHNOLOGIES (before 1990 was: "Day of the Radio Conference"), June, 2009, Veliko Turnovo, Bulgaria. URL: http://www.tu-sofia.bg/ENG/fktt/ICEST-09/icest_200....

Cunha, Jerónimo (2009) Energia nuclear no panorama nacional: benefícios vs custos e análise de sustentabilidade. Rodrigues, Amadeu and Pina, João (supervisors). Masters thesis, FCT-UNL.

Tavares, Alexandra (2009) Impacto do mercado ibérico de electricidade (MIBEL) no comportamento competitivo dos agentes produtores de energia eléctrica. Neves, Mário and Sousa, Jorge and Pina, João (supervisors). Masters thesis, FCT-UNL.

Pires, Dulce F. and Pires, V. Fernão and Martins, J.F. and Pires, A.J. (2009) Rotor cage fault diagnosis in three-phase induction motors based on a current and virtual flux approach. Energy Conversion and Management, 50 (4), pp. 1026-1032. ISSN 0196-8904. URL: http://dx.doi.org/10.1016/j.enconman.2008.12.020. (ISI Web of Science, Citations: 7).

Sousa, Pedro (2009) Accionamento de um Motor Passo a Passo com Velocidade e Direcção Controladas e com Binário de Arranque Aumentado. Valtchev, Stanimir and Neves, Mário (supervisors). Masters thesis, FCT-UNL.

Deveza, Teresa and Martins, J. F. (2009) PLC control and Matlab/Simulink simulations. A translation approach. [Paper]. In: 2009 IEEE Conference on Emerging Technologies & Factory Automation, 22-25 Sept. 2009, Palma de Mallorca - Sapin. URL: http://dx.doi.org/10.1109/ETFA.2009.5347138.

Inácio, D and Inácio, J. A. and Pina, J. and Valtchev, S and Neves, M. and Martins, J. and Rodrigues, A. (2009) Conventional and HTS Disc motor with pole variation control. [Paper]. In: 2nd International Conference on Power Engineering, Energy and Electrical Drives (POWERENG'2009), 18-20 Mar 2009, Caparica. (ISI Web of Science).

Martins, J. F. and Fernao Pires, V. and Gomes, Luis and Pascoa Dias, O. (2009) Plug-in electric vehicles integration with renewable energy building facility - building/vehicle interface. [Paper]. In: 2009 International Conference on Power Engineering, Energy and Electrical Drives, 18-20 March 2009, Lisbon. URL: http://dx.doi.org/10.1109/POWERENG.2009.4915258.

Martins, J. F. and Pires, V. Fernao (2009) Grammatical flux estimator for sensorless ac-drives. [Paper]. In: 2009 IEEE International Conference on Industrial Technology, 10-13 Feb 2008, Churchil - Austrália. URL: http://dx.doi.org/10.1109/ICIT.2009.4939510. (ISI Web of Science).

Martins, J.F. and Dente, J.A. and Pires, A.J. and Vilela Mendes, R. (2009) From controlled dynamical systems to context-dependent grammars: A connectionist approach. Engineering Applications of Artificial Intelligence, 22 (2), pp. 192-200. ISSN 0952-1976. URL: http://dx.doi.org/10.1016/j.engappai.2008.05.005. (ISI Web of Science).

Martins, L. Sousa and Costa, Dulce and Martins, J. F. and Pires, V. Fernao (2009) Modeling for computer simulation as a tool for the teaching of transient power systems. [Paper]. In: 2009 International Conference on Power Engineering, Energy and Electrical Drives, 18-20 March 2009, Lisboa. URL: http://dx.doi.org/10.1109/POWERENG.2009.4915232. (ISI Web of Science).

Pereira, Pedro and Fino, Maria H. and Coito, Fernando and Neves, M Ventim (2009) ADISI- An efficient tool for the automatic design of integrated spiral inductors. [Paper]. In: 2009 16th IEEE International Conference on Electronics, Circuits and Systems - (ICECS 2009), 13-16 Dec. 2009, Yasmine Hammamet, Tunisia. URL: http://dx.doi.org/10.1109/ICECS.2009.5410776.

Pereira, Pedro and Fino, Maria H. and Coito, Fernando J. (2009) Using discrete-variable optimization for CMOS spiral inductor design. [Paper]. In: 2009 International Conference on Microelectronics - ICM, 19-22 Dec. 2009, Marrakech, Morocco. URL: http://dx.doi.org/10.1109/ICM.2009.5418617.

Pires, V. Fernao and Guerreiro, Manuel and Martins, J. F. and Silva, J. Fernando (2009) Unity power factor isolated three-phase buck-boost rectifier based on scott transformer. [Paper]. In: 2009 Compatability and Power Electronics, 20-22 May 2009. URL: http://dx.doi.org/10.1109/CPE.2009.5156069. (ISI Web of Science).

Sousa, P. and Valtchev, Stanimir and Neves, Mário and Rodrigues, A. (2009) A New Open-Loop Control Method for Stepping Motor Driving. [Paper]. In: 2nd International Conference on Power Engineering, Energy and Electrical Drives (POWERENG'2009), 18-20 Mar 2009, Caparica. URL: http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumb.... (ISI Web of Science).

Valtchev, Stanimir and Borges, Beatriz and Brandisky, Kostadin and Klaassens, J. Ben (2009) Resonant Contactless Energy Transfer With Improved Efficiency. IEEE Transactions on Power Electronics, 24 (3), pp. 685-699. ISSN 0885-8993. URL: http://dx.doi.org/10.1109/TPEL.2008.2003188. (ISI Web of Science, Citations: 19).

2008

Inácio, David (2008) Comparação numérica e experimental das características dos Motores de Histerese Convencional e Supercondutor. Neves, Mário and Gonçalves, Anabela and Pina, João (supervisors). Masters thesis, FCT-UNL.

Valtchev, Stanimir (2008) Contactless Power Transfer. [Lecture]. In: Seminar of S.Valtchev on Contactless Power Transfer, 28.07.2008 - 3.08.2008, TU Delft, The Netherlands. (Unpublished).

Inácio, Steve (2008) Projecto de uma caixa de velocidades eléctrica por meio da variação do número de pólos para motores em disco de rotor em alumínio e em materiais supercondutores de alta temperatura (SAT). Neves, Mário and Pina, João and Valtchev, Stanimir (supervisors). Masters thesis, FCT-UNL.

Domingos, Carlos (2008) Conversores DC-DC para pilhas de combustível - Análise de estabilidade e desempenho. Rodrigues, Amadeu (supervisor). Masters thesis, FCT-UNL.

Segurado, Francisco (2008) Cálculo e projecto de um transformador de potência trifásico. Rodrigues, Amadeu (supervisor). Masters thesis, FCT-UNL.

Caeiro, Ana (2008) Sistemas Distribuidos de produção integrada de energia eléctrica em ambiente urbano. Rodrigues, Amadeu (supervisor). Masters thesis, FCT-UNL.

Valtchev, Stanimir (2008) Series Resonant Power Converter for Contactless Energy Transfer with Improved Efficiency. Borges, Beatriz and Klaassens, J. Ben (supervisors). PhD thesis, UTL-IST (Portugal), TU Delft (the Netherlands). URL: http://resolver.tudelft.nl/uuid:10c8de50-d48a-416b....

Marques, Rui and Rocha, Jaime and Rafael, Silviano and Martins, João (2008) Design and Implementation of a Reconfigurable Remote Laboratory, Using Oscilloscope/PLC Network for WWW Access. IEEE Trans. on Industrial Electronics, 55 (6), pp. 2425-2432.

Martins, L.S. and Martins, J.F. and Pires, V.F. (2008) A formal language approach in fault location on distribution power systems. [Paper]. In: IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008). URL: http://dx.doi.org/10.1049/cp:20080041.

Inácio, S and Inácio, D and Pina, J M and Valtchev, Stanimir and Neves, M V and Rodrigues, A L (2008) An electrical gearbox by means of pole variation for induction and superconducting disc motor. Journal of Physics: Conference Series, 97, 012221. ISSN 742-6588. eISSN 1742-6596. URL: http://dx.doi.org/10.1088/1742-6596/97/1/012221. (ISI Web of Science, Citations: 1).

Janeiro, Fernando M. and Martins, J. F. and Pires, V. Fernao and Ramos, Pedro M. and Pires, A. J. (2008) Induction Motor Broken Bars Online Detection. [Paper]. In: 2008 IEEE Instrumentation and Measurement Technology Conference, 12-15 May 2008, Victoria - Canada. URL: http://dx.doi.org/10.1109/IMTC.2008.4547401. (ISI Web of Science).

Pereira, P and Fino, Maria H. (2008) CMOS Delay and Power Estimation for Deep Submicrometer Technologies Using EKV Model. [Paper]. In: 10th International Workshop on Symbolic and Numerical Methods, Modeling and Applications to Circuit Design (SM2ACD 2008), 7-8 Oct 2008, Erfurt - Alemanha.

Pereira, P and Valtchev, S and Pina, J and Gonçalves, A and Neves, M Ventim and Rodrigues, A L (2008) Power electronics performance in cryogenic environment: evaluation for use in HTS power devices. Journal of Physics: Conference Series, 97, 012219. eISSN 1742-6596. URL: http://dx.doi.org/10.1088/1742-6596/97/1/012219. (ISI Web of Science, Citations: 1).

Pina, J and Pereira, P and Valtchev, S and Gonçalves, A and Neves, M Ventim and Alvarez, A and Rodrigues, L (2008) A test rig for thrust force measurements of an all HTS linear synchronous motor. Journal of Physics: Conference Series, 97, 012220. eISSN 1742-6596. URL: http://dx.doi.org/10.1088/1742-6596/97/1/012220. (ISI Web of Science, Citations: 5).

Pires, V. Fernao and Marques, Gil and Martins, J. F. and Silva, J. Fernando (2008) Dynamic voltage restorer using a new compensation voltage control and converter based input-output linearization. [Paper]. In: 2008 IEEE Region 8 International Conference on Computational Technologies in Electrical and Electronics Engineering, 21-25 Jul 2008, Novosibirsk. URL: http://dx.doi.org/10.1109/SIBIRCON.2008.4602585. (ISI Web of Science).

Pires, V. Fernao and Martins, J. and Amaral, Tito (2008) Web Based Teaching of Electrical Drives Using a Mechanical Load Simulator. [Paper]. In: 34th Annual Conference of IEEE Industrial Electronics (IECON 2008), 10-13 Nov 2008, Orlando. (ISI Web of Science).

2007

Almeida, Rui (2007) Produção de energia eléctrica a partir da energia nuclear: reactores nucleares de fissão e de fusão nuclear. Rodrigues, Amadeu (supervisor). Masters thesis, FCT-UNL.

Fino, Maria H. (2007) Accurate Modeling of Submicron CMOS Ring Voltage Controlled Oscilators. [Paper]. In: IEEE International Conference on Microelectronics (ICM'07), 29-31 Dec 2007, Cairo, Egypt. (ISI Web of Science).

Amaral, T. G. and Pires, V. F. and Martins, J. F. and Pires, A. J. and Crisostomo, M. M. (2007) Image Processing to a Neuro-Fuzzy Classifier for Detection and Diagnosis of Induction Motor Stator Fault. [Paper]. In: IECON 2007 - 33rd Annual Conference of the IEEE Industrial Electronics Society. URL: http://dx.doi.org/10.1109/IECON.2007.4459910. (ISI Web of Science).

Martins, J.F. and Pires, V.F. and Pires, A.J. (2007) On-line diagnosis of three-phase closed loop induction motor drives using an eigenvalue alfa-beta vector approach. [Paper]. In: 2007 7th International Conference on Power Electronics and Drive Systems. URL: http://dx.doi.org/10.1109/PEDS.2007.4487777.

Pires, V. Fernao and Martins, J. F. and Silva, J. Fernando (2007) A Single Stage Flyback PFC Converter for Testing Distance Relay Systems. [Paper]. In: 2007 7th International Conference on Power Electronics and Drive Systems. URL: http://dx.doi.org/10.1109/PEDS.2007.4487945. (ISI Web of Science).

Inácio, David and Pina, João and Gonçalves, Anabela and Neves, Mário and Rodrigues, Amadeu (2007) Numerical and Experimental Comparison of Electromechanical Properties and Efficiency of HTS and Ferromagnetic Hysteresis Motors. [Paper]. In: 8th European Conference on Applied Superconductivity (EUCAS), 16-20 September 2007, Brussels, Belgium.

Pereira, Pedro and Valtchev, S and Pina, João and Gonçalves, Anabela and Neves, Mário and Rodrigues, Amadeu (2007) Power Electronics Performance in Cryogenic Environment: Evaluation for Use in HTS Power Devices. [Paper]. In: 8th European Conference on Applied Superconductivity (EUCAS), 16-20 September 2007, Brussels, Belgium.

Pinto, V. and Rafael, S. and Martins, João (2007) PLC controlled industrial processes on-line simulator. [Paper]. In: IEEE International Symposium on Industrial Electronics, ISIE 2007, 4-7 Jun 2007, Vigo, Spain. URL: http://dx.doi.org/10.1109/ISIE.2007.4375084. (ISI Web of Science).

Martins, J. F. and Joyce, Antonio and Rangel, Carmen and Sotomayor, Joao and Castro, Rui and Pires, Armando and Carvalheiro, Joao and Silva, Raquel A. and Viana, Susana (2007) RenH2 - Stand-Alone Energy System Supported by Totally Renewable Hydrogen Production. [Paper]. In: 2007 International Conference on Power Engineering, Energy and Electrical Drives. URL: http://dx.doi.org/10.1109/POWERENG.2007.4380198.

Pina, João and Neves, Mário and Rodrigues, Amadeu (2007) Case Study in the Design of HTS Machines: an All Superconducting Linear Synchronous Motor. [Paper]. In: 1st International Conference on Power Engineering, Energy and Electrical Drives, POWERENG, 12-14 April 2007, Setúbal, Portugal. (ISI Web of Science).

Martins, João and Fernão Pires, V. and Pires, Armando (2007) Unsupervised Neural-Network Based Algorithm for an On-Line Diagnosis of Three-Phase Induction Motor Stator Fault. IEEE Transactions on Industrial Electronics, 54 (1), pp. 259-264. ISSN 0278-0046. (ISI Web of Science, Citations: 48).

Amaral, Tito G. and Pires, V. Fernao and Martins, J. F. and Pires, A. J. and Crisostomo, Manuel M. (2007) Statistic Moment Based Method for the Detection and Diagnosis of Induction Motor Stator Fault. [Paper]. In: 2007 International Conference on Power Engineering, Energy and Electrical Drives, 12-14 April 2007, Setúbal - Portugal. URL: http://dx.doi.org/10.1109/POWERENG.2007.4380151. (ISI Web of Science).

Inácio, S and Inácio, D and Pina, J. and Valtchev, S and Neves, M Ventim and Rodrigues, A. (2007) An Electrical Gearbox by means of pole variation for induction and superconducting disc motor. [Paper]. In: 8th European Conference on Applied Superconductivity (EUCAS), 16-20 September 2007, Brussels, Belgium.

Martins, J. F. and Santos, P. J. and Pires, A. J. and da Silva, Luiz Eduardo Borges and Mendes, R. Vilela (2007) Entropy-Based Choice of a Neural Network Drive Model. IEEE Transactions on Industrial Electronics, 54 (1), pp. 110-116. ISSN 0278-0046. URL: http://dx.doi.org/10.1109/TIE.2006.888768. (ISI Web of Science, Citations: 5).

Pina, João and Caracaleanu, C. and Gonçalves, A. and Pereira, Pedro and Valtchev, S and Neves, Mário and Rodrigues, A. (2007) High Performance, Environment Friendly, Modular and Fault Tolerant Renewable Energy Microgrid. [Paper]. In: 12th International Energy Conference & Exhibition (ENERGEX2007), 26-30 Nov 2007, Singapore.

Pina, João and Neves, Mário and Rodrigues, Amadeu (2007) Study in the Design of HTS Machines: an All Superconducting Linear Synchronous Motor. [Other]. In: POWERENG 2007 - International Conference on Power Engineering, Energy and Electrical Drives, 12 - 14 April, 2007, Setúbal.

Pina, João and Neves, Mário and Álvarez, Alfredo and Rodrigues, Amadeu (2007) Magnetisation System and Thrust Force Measurement of an All Superconducting Linear Synchronous Motor. [Other]. In: X Portuguese-Spanish Congress in Electrical Engineering, 05th -07th July 2007, Madeira.

Pina, João and Pereira, Pedro and Valtchev, S and Gonçalves, A. and Neves, Mário and Rodrigues, A. (2007) A test rig for thrust force measurements f an all HTS linear synchronous motor. [Paper]. In: 8th European Conference on Applied Superconductivity (EUCAS), 16-20 September 2007, Brussels, Belgium.

Rodrigues, A. and Neves, Mário and Pina, João (2007) Fuel Cells as Clean Electrical Energy Sources. [Paper]. In: XCLEEE - X Portuguese-Spanish Conference in Electrical Engineering, 5-7 July 2007, Funchal.

Rodrigues, Amadeu and Neves, Mário and Pina, João (2007) Pilhas de Combustível como Fonte Limpa de Energia Eléctrica. [Other]. In: X Portuguese-Spanish Congress in Electrical Engineering, 05th -07th July 2007, Madeira.

Steve, Inácio and Pina, João and Valtchev, Stanimir and Neves, Mário and Rodrigues, Amadeu (2007) Topology of an Electrical Gearbox with Variable Poles for Induction and Superconducting Disc Motors. [Other]. In: X Portuguese-Spanish Congress in Electrical Engineering, 05th -07th July 2007, Madeira.

2006

Rodrigues, Amadeu (2006) Os Materiais Supercondutores em Sistemas de Energia Eléctrica. [Paper]. In: Jornadas Electrotécnicas, ISEP, 29 Nov 2006, Porto (PT).

Fernandes, João (2006) Máquina Síncrona em Regime Transitório após Brusco Curto Circuito no Estator. Rodrigues, Amadeu (supervisor). Masters thesis, Faculdade Ciências e Tecnologia/UNL.

Rodrigues, Amadeu and Neves, Mário (2006) Nuclear Energy. [Paper]. In: ENERG 06 Conference, Figueira da Foz (PT).

Santos, P. J. and Martins, A. G. and Pires, A. J. and Martins, J. F. and Mendes, R. V. (2006) Short-term load forecast using trend information and process reconstruction. International Journal of Energy Research, 30 (10), pp. 811-822. ISSN 0363-907X. eISSN 1099-114X. URL: http://dx.doi.org/10.1002/er.1187. (ISI Web of Science, Citations: 5).

Martins, João and Pires, Armando and Vilela Mendes, R. and Dente, J. A. (2006) Entropy Analysis for the Language Modeling of Electrical Drives. In: Intelligent Systems at the Service of Mankind. Ubooks, pp. 53-62. ISBN 3-86608-052-2.

Pires, Armando and Martins, João and Branco, P. J. and Dente, J. A. (2006) An Average Values Global Model for the Switched Reluctance Machine. Mathematics and Computers in Simulation, 71 (4-6), pp. 466-475. ISSN 0378-4754. (ISI Web of Science, Citations: 1).

Aguirre, Carlos and Martins, João and Vilela Mendes, R. (2006) Dynamics and Coding of a Biologically-Motivated network. International Journal of Bifurcation and Chaos, 16 (2), pp. 383-394. (ISI Web of Science, Citations: 1).

Granados, Xavier and Bartolomé, E. and Obradors, ? and Tornes, M. and Rodrigues, Amadeu and Gawalek, Wolgang and McCulloch, M. and Hughes, D. Dew and Campbell, Archie and Coombs, T. and Ausloos, Marcel and Cloots, R. (2006) Iron-YBCO heterostructures and their application for trapped field Superconducting motor. Journal of Physics: Conference Series, 43, pp. 788-791. ISSN 1742-6588. URL: http://www.iop.org/EJ/conf. (ISI Web of Science, Citations: 5).

Martins, João and Pires, V. F. and Pires, Armando (2006) PCA-Based On-Line Diagnosis of Induction Motor Stator Fault Feed by PWM Inverter. [Paper]. In: IEEE-ISIE 2006 – International Symposium on Industrial Electronics, Julho 2006, Montreal, Canadá. (ISI Web of Science).

Pina, João and Neves, Mário and McCulloch, M. and Rodrigues, Amadeu (2006) Design of a Linear Synchronous Motor With High Temperature Superconductor Materials in the Armature and in the Field Excitation System. Journal of Physics: Conference Series, 43, pp. 804-808. ISSN 1742-6588. URL: http://www.iop.org/EJ/conf. (ISI Web of Science, Citations: 5).

-. Rodrigues, Amadeu (2006) Control System based on electronic pole changing. -.

Rodrigues, Amadeu (2006) Disc electronic pole changing motor. [Prototype].

2005

Rodrigues, Amadeu (2005) Conventional and Superconducting Motors for Electric Ships Propulsion. [Paper]. In: First Conference on Electrical Engineering (CEE05), 10-12 Oct 2005, Coimbra (PT).

Martins, J.F. and Pires, A.J. (2005) Comparison of low frequency hysteresis current control power inverters with accurate selection of applied vectors - two and three level comparators. [Paper]. In: 2005 European Conference on Power Electronics and Applications. URL: http://dx.doi.org/10.1109/EPE.2005.219337.

Pina, João and Neves, Mário and McCulloch, M. and Rodrigues, Amadeu (2005) Design of a Linear Synchronous Motor With High Temperature Superconductor Materials in the Armature and in the Field Excitation System. [Paper]. In: European Conference on Applied Superconductivity, EUCAS’05, 12-13 September 2005, Viena.

Rodrigues, Amadeu and Hughes, D. Dew and Granados, Xavier and Gawalek, Wolgang and Campbell, Archie and Ausloos, Marcel (2005) Iron-YBCO heterostructures and its application for trapped field superconducting motors. [Paper]. In: European Conference on Applied Superconductivity, EUCAS’05, 12-13 Sept 2005, Viena.

Rodrigues, Amadeu and Santo, Bruno (2005) Aplicações da Tecnologia do Hidrogénio em Engenharia Electrotécnica. [Paper]. In: Jornadas Ibero-Americanas de Células de Combustível e Hidrogénio, Centro de Convenções da Unitau, 11-13 Sept 2005, Ubatuba, Brasil.

Rodrigues, Amadeu (2005) Plataforma Móvel para Inspecção de Superfícies Ferromagnéticas com Declive Variável. [Paper]. In: - 9º Congresso Hispano Luso de Ingenieria Eléctrica (9CHILIE), 30 Jun - 02 July 2005, Marbella (ES).

Martins, João and Jorge Santos, P. and Pires, Armando (2005) Synchronous Motor Drive Modeling Using Entropy–Based Process Reconstruction. [Paper]. In: IEEE-ISIE 2005 – International Symposium on Industrial Electronics, Jun 2005, Dubrovnik, Croácia.

Pires, V.F. and Martins, J.F. and Pires, A.J. (2005) On-Line Diagnosis of Three-Phase Induction Motor Using an Eigenvalue alfa-beta Vector Approach. [Paper]. In: Proceedings of the IEEE International Symposium on Industrial Electronics, 2005. ISIE 2005.. URL: http://dx.doi.org/10.1109/ISIE.2005.1529028.

Valtchev, Stanimir and Brandisky, Kostadin and Borges, Beatriz and Klaassens, J. Ben (2005) Efficient Resonant Inductive Coupling Energy Transfer Using New Magnetic and Design Criteria. [Paper]. In: IEEE 36th Power Electronics Specialists Conference, PESC '05, June 2005, Recife, Brasil. URL: http://dx.doi.org/10.1109/PESC.2005.1581796. (ISI Web of Science).

Santos, José and Janeiro, Fernando and Martins, João F. and Pires, Armando (2005) Simulador de Carga Mecânica, em Tempo Real, para Accionamento Eléctrico. [Paper]. In: ICIIEM’05 – 1st International Congress Energy and Environment Engineering and Management, May 2005, Portalegre, Portugal,.

Pais, Carlos and Pires, Víctor and Amaral, Rui and Martins, João and Luz, Carlos and Dias, O. P. (2005) An E-learning Approach to Improve Engineering Teaching. [Paper]. In: CONFTELE2005, Abril 2005, Tomar - Portugal.

Pires, Armando and Martins, João F. and Branco, P. J. and Dente, J. A. (2005) An Average Values Global Model for the Switched Reluctance Machine. [Paper]. In: ELECTRIMACS 2005 – 8th International Conference on Modeling and Simulation of Electric Machines, Converters and Systems, Apr 2005, Hammamet, Tunísia.

Rodrigues, Amadeu and Hughes, D. Dew and Granados, Xavier and Gawalek, Wolgang and Campbell, Archie and Ausloos, Marcel (2005) Magnetization of Iron. YBCO heterostructures: A Superconducting Permanent Magnet Motor. [Paper]. In: Conference in the SCNET working Group, Jena.

Rodrigues, Amadeu (2005) Motor Eléctrico de Relutância Supercondutor - Um Motor de Alto Binário Específico. [Paper]. In: 1as Jornadas Electrotécnicas de Máquinas e Instalações Eléctricas, ISEP, 03-04 Mar 2005.

Martins, L.S. and Martins, J. F. and Pires, V. F. and Alegria, C. M. (2005) A neural space vector fault location for parallel double-circuit distribution lines. International Journal of Electrical Power & Energy Systems, 27 (3), pp. 225-231. ISSN 0142-0615. URL: http://dx.doi.org/10.1016/j.ijepes.2004.10.004. (ISI Web of Science, Citations: 2).

Rodrigues, Amadeu (2005) Generador Eólico Supercondutor. Revista Chilena Información Tecnológica. ISSN 0718-0764. URL: http://www.citchile.cl/.

Rodrigues, Amadeu (2005) O Mar e as Energias Renováveis. [Paper]. In: VIII Congresso Nacional da Associação dos Auditores do Curso de Defesa Nacional (AACDN), 1 a 5 de Outubro de 2005, S. Miguel - Açores.

Rodrigues, Amadeu (2005) Superconducting flat linear synchronous linear motor. [Prototype].

Rodrigues, Amadeu and Scutaru, Gheorghe and Gogiou, Aurel (2005) Electric Machines-didactic book “e-learning Virtual-Electro-Lab” Leonard da Vinci Project RO/01/BF/PP141024. Romanian Academy of Sciences.

Santos, P. J. and Martins, A. G. and Pires, Armando and Martins, João and Mendes, R. V. (2005) Short-term Load Forecast Using Trend Information and Process Reconstruction. Technical Report. INESC Coimbra.

Valtchev, Stanimir and Brandisky, Kostadin and Borges, Beatriz and Klaassens, J. Ben (2005) Magnetic and Design Criteria for Inductive Coupling Energy Transfer. [Paper]. In: 5th Conference on Telecommunications CONFTELE, 2005, Tomar, Portugal. (ISI Web of Science).

2004

Ferreira, João and Martins, João (2004) SVM Voltage Control implementation using low-cost reconfigurable FPGA system. [Paper]. In: EPE-PEMC 2004 – 11th International Power Electronics and Motion Control Conference, September 2004, Riga - Latvia.

Martins, João and Rafael, Silviano and Pires, Armando (2004) Formal Language Modelling of a Switched Reluctance Machine. [Paper]. In: EPE-PEMC 2004 – 11th International Power Electronics and Motion Control Conference, Sep 2004, Riga, Letónia.

Pires, Armando and Martins, João F. and Branco, P. J. and Dente, J. A. (2004) A Model for the Switched Reluctance Machine with Global Parameters and Global Variables. [Paper]. In: CBA2004 – XV Brazilian Automation Congress, Sep 2004, Gramado, Brasil.

Rodrigues, Amadeu and Scutaru, Gheorghe and Raes, Paul (2004) Didactical Software Tools on Electrical Circuits and Electrical Machines, Produced in the Frame of the Leonard da Vinci Pilot Project – Virtual Electro Lab. [Paper]. In: International Conference on Informatics in Control, Automation and Robotics, 24-25 Aug 2004, Setúbal (PT).

Rodrigues, Amadeu (2004) Torque Production in Superconducting Hysteresis Electrical Motors. [Paper]. In: ?, Capri, Italy.

Rodrigues, Amadeu (2004) Aerogeradoir Supercondutor. [Paper]. In: Simpósio sobre Energias Renováveis em Portugal, Portugal.

Rodrigues, Amadeu (2004) Design of Hournal and Thrust Levitated Magnetic Bearings. [Paper]. In: ACEMP’2004, 26-28 May 2004, Istambul, Turkey.

Martins, João and Pires, Armando and Vilela Mendes, R. and Dente, J. A. (2004) Automatic Language Control of Electrical Drives. Background and Applications. In: Intelligent Systems at the Service of Mankind. Publisher: Ubooks, Alemanha, pp. 29-40. ISBN 3-935798-25-3.

2003

Rodrigues, Amadeu (2003) Superconducting magnetic levitated bearings for rotary machines. [Paper]. In: 5th International Symposium on Advanced Electro-mechanical Motion Systems, Marrakech, Morocco.

Rodrigues, Amadeu (2003) Os Materiais Supercondutores de Alta Temperatura em Sistemas de Energia Eléctrica. [Paper]. In: 1as Jornadas de Engenharia Electrotécnica, ISEL, 28 Oct 2003, Portugal.

Magro, M. Caserza and Neves, Mário and Sfetsos, Athanasis and Pina, João and Gonçalves, Anabela (2003) Multipole Superconducting Synchronous Generator. [Paper]. In: 6th European Conference on Applied Superconductivity (EUCAS), 14-18 Sept 2003, Sorrento, Italy.

Rodrigues, Amadeu (2003) Design and construction of a flat linear induction motor to drive a robot for steel ships inspection. [Paper]. In: The Fourth International Symposium on Linear Drives for Industry Applications, (LDIA2003), Birmingham, UK.

Martins, João and Pires, Armando and Vilela Mendes, R. and Dente, J. A. (2003) Supervision Language Control of Electromechanical Drives. [Paper]. In: IEEE-ISIE’03 – International Symposium on Industrial Electronics, Jul 2003, Rio de Janeiro - Brasil. (ISI Web of Science).

Rodrigues, Amadeu (2003) Autopiloted Superconducting Disc Motor. [Paper]. In: PASREG, 28 June - 02 July 2003, Jena, Germany.

Gonçalves, Anabela and Neves, Mário and Rodrigues, Amadeu (2003) Hysteresis loop measurements at low temperatures. Project Report. http:/www.supermachines.org... URL: http://www.supermachines.org.

Pina, J and Lima, PU (2003) A glass furnace operation system using fuzzy modelling and genetic algorithms for performance optimisation. Engineering Applications of Artificial Intelligence, 16 (7-8), pp. 681-690. ISSN 0952-1976. URL: http://dx.doi.org/10.1016/j.engappai.2003.10.002. (ISI Web of Science, Citations: 2).

Rodrigues, Amadeu (2003) Flat linear induction motor to drive a robot for steel ships inspection. [Prototype].

Rodrigues, Amadeu (2003) High Temperature Superconductor Disc Motor. [Paper]. In: 8th Portuguese-Spanish Congress on Electrical Engineering, 03-05 July 2003, Vilamoura (PT).

Rodrigues, Amadeu (2003) Torque comparison of an eight pole permanent excited and a high temperature superconductor disc motor. [Paper]. In: The 2003 International Conference on Electrical Machines and Systems, ICEMS2003, Beijing, China.

Rodrigues, Amadeu and Potter, B. A. and Pina, João and Gonçalves, Anabela and Neves, Mário (2003) Torque Modelling of a Superconducting Reluctance Machine. Electromotion Review.

Sfetsos, Athanasis and Pina, João and Gonçalves, Anabela and Neves, Mário and Rodrigues, Amadeu (2003) Flux Modelling of Reluctance Machines with Bulk Superconducting Materials. Electromotion Review.

2002

Valtchev, Stanimir and Borges, Beatriz and Klaassens, J. Ben (2002) Contactless Energy Transmission with Optimal Efficiency. [Paper]. In: IEEE 28th Annual Conference of the Industrial Electronics Society IECON 02, 5-8 Nov. 2002, Sevilla, Spain. URL: http://www.ieeexplore.ieee.org/stamp/stamp.jsp?tp=.... (ISI Web of Science).

Rodrigues, Amadeu (2002) Motores Eléctricos com o Rotor em Supercondutor Cerâmico. Revista Electricidade (393).

Pina, João (2002) Operação e Controlo de um Forno de Vidro. Lima, Pedro (supervisor). Masters thesis, IST - Instituto Superior Técnico.

2001

Valtchev, Stanimir and Borges, Beatriz and Klaassens, J. Ben (2001) Series Resonant Converter Applied to Contactless Energy Transmission. [Paper]. In: 3rd Conference on Telecommunications CONFTELE, April 2001, Figueira da Foz, Portugal.

1998

Volsky, S. and Lomonova, Elena and Klaassens, J. Ben and Valtchev, Stanimir (1998) A Basic Computer–Aided Course on Dynamic Processes in Mechatronic Systems for Aeronautical Engineers. [Paper]. In: 9th Annual Conference of the European Association for Education in Electrical and Information Engineering (EAEEIE), May 1998, Lisbon, Portugal.

1997

vanWesenbeeck, MPN and Klaassens, JB and vonStockhausen, U and Anciola, AMD and Valtchev, SS (1997) A multiple-switch high-voltage DC-DC converter. IEEE Transactions on Industrial Electronics, IE-44 (6), pp. 780-787. ISSN 0278-0046. URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arn.... (ISI Web of Science, Citations: 5).

Beirante, J. and Borges, Beatriz and Valtchev, Stanimir (1997) Análise Teórica, Simulação, Optimização e Caracterização Experimental do Conversor CC/CC em Ponte Completa, com Modulação de Fase, Comutação no Zero da Tensão e Bobina de Coeficiente de Auto–indução Variável. [Paper]. In: Ia Conferencia de Telecomunicações CONFTELE, Abril, 1997, Aveiro, Portugal.

Beirante, J. and Borges, Beatriz and Valtchev, Stanimir (1997) Design Improvement and Experimental Characterization of the Full Bridge, Faze Shift, Zero Voltage Switched DC/DC Converter with Secondary Clamped Inductor. [Paper]. In: European Power Electronics Conference EPE´97, 1997, Trondheim, Norway.

Valtchev, Stanimir (1997) IEEE Meritorious Paper Award for 1996. [Award].

1995

Valtchev, Stanimir and Borges, Beatriz (1995) Improved Full–Bridge Zero–Voltage–Switched Phase–Shift DC–DC Converter Using a Secondary–Clamped Inductor. [Paper]. In: Proceedings of the 1995 IEEE Industrial Electronics, Control, and Instrumentation IECON 21st International Conference, 06 Nov 1995-10 Nov 1995, Orlando, FL (USA). URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arn....

Valtchev, Stanimir and Klaassens, J. Ben and van Wesenbeeck, Marinus (1995) Super–Resonant Converter with Switched Resonant Inductor with PFM–PWM Control,. IEEE Transactions on Power Electronics, 10 (6), pp. 760-765. ISSN 0885-8993. URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arn....

Valtchev, S and Borges, BV and Anunciada, V (1995) LkW/250 kHz full bridge zero voltage switched phase shift DC-DC converter with improved efficiency. [Paper]. In: 17th International Telecommunications Energy Conference, INTELEC '95, 29 Oct 1995-01 Nov 1995, The Hague, the Netherlands. URL: http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumb....

vanWesenbeeck, MPN and Klaassens, JB and vonStockhausen, U and Ancíola, AMD and Valtchev, SS (1995) A multiple-switch high-voltage DC-DC converter. [Paper]. In: 17th Telecommunications Energy Conference, INTELEC '95, 29 Oct 1995-01 Nov 1995, The Hague, the Netherlands. URL: http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumb.... (ISI Web of Science).

Valtchev, Stanimir (1995) Super-resonant power converter operation in soft-switching mode. [Lecture]. In: Seminar of S.Valtchev on the new PhD thesis chapter, TU Sofia, Bulgaria. (Unpublished).

1992

Valtchev, Stanimir (1992) High Efficiency Resonant Power Conversion. [Lecture]. In: High Efficiency Resonant Power Conversion, 24-04-1992, Lisbon, Instituto Superior Tecnico. URL: http://pessoa.fct.unl.pt/ssv/Seminar_Valtchev.pdf.

1990

Valtchev, Stanimir (1990) Some Regulation Characteristics of Pulse–Width Modulated Series Resonant Power Conversion. [Paper]. In: 6th Conference on Power Electronics and Motion Control PEMC'90, 1–3 Oct. 1990, Budapest, Hungary.

Valtchev, Stanimir and Klaassens, J. Ben (1990) Efficient Resonant Power Conversion. IEEE Transactions on Industrial Electronics, 37 (6), pp. 490-495. ISSN 0278-0046. URL: http://dx.doi.org/10.1109/41.103453. (ISI Web of Science, Citations: 8).

Valtchev, Stanimir and Klaassens, J. Ben (1990) High Efficiency Resonant Power Conversion. [Paper]. In: 1st USSR Conference (with international participation) of Power Electronics Systems and Low–Power Converters Equipment (SES i UMPT), Sept. 1990, Alma Ata Kazakhstan (USSR).

1989

Tatzov, Alexander and Dimitrov, D. and Borisov, T. and Botchev, R. and Pashov, P. and Petrov, P. and Petrov, D. and Valtchev, Stanimir (1989) Equipment for Measuring the Road–Tyre Cohesion. [Paper]. In: 6th National Congress of Mechanics, 25-30 Sept. 1989, Varna, Bulgaria.

Valtchev, Stanimir (1989) Some Properties of the Transistor Series Resonant Power Convertors. [Paper]. In: The Day of the Radio Conference, 5–6 May 1989, Sofia, Bulgaria.

1988

Valtchev, Stanimir and Krustev, Georgi (1988) Behavior of the Series Resonant Energy Converter at Frequencies Differing from the Resonant One. [Paper]. In: The Day of the Radio Conference, 6–7 May 1988, Sofia, Bulgaria.

Valtchev, Stanimir and Krustev, Georgi (1988) Experimental Results of the MOS Transistor Series Resonant Energy Converter Exploration. [Paper]. In: The Day of the Radio Conference, 6–7 May 1988, Sofia.

1986

Valtchev, Stanimir and Krustev, Georgi and Popov, Evgeni (1986) Power Transistor Pulse Generator for Technological Purposes. [Paper]. In: Jubileum Scientific Session of VMEI–Gabrovo, Power Electronics Section, 7–8 Oct. 1986, Gabrovo, Bulgaria.

Vasilev, Vasil and Batchev, Vihren and Milev, Mihail and Valtchev, Stanimir and Tatzov, Alexander (1986) An Electronic System for Rowers' Propulsion Motion Activities Studies. Problems of the Physical Culture and Sport (now: "Sport and Science Magazine") (2), pp. 13-17. ISSN 1310-3393. URL: http://www.scienceandsport.com/index.php.

1984

Vasilev, Vasil and Valtchev, Stanimir (1984) PWM Servosystem for DC Motors Control. [Paper]. In: Scientific and Technological Conference "Industrial Robots’84", 15–16 June 1984, Stara Zagora, Bulgaria.

1983

Natchev, Branimir and Valtchev, Stanimir (1983) Control System for Power Converter of DC to Sinusoidal AC Voltage. [Paper]. In: National Conference (with international participation) of Power Electronics SILEKTRON’83, 28–29 Oct. 1983, Sofia, Bulgaria.

Natchev, Branimir and Valtchev, Stanimir (1983) Driver Circuit for Power Transistor Switches. [Paper]. In: National Conference (with international participation) of Power Electronics SILEKTRON’83, 28–29 Oct. 1983, Sofia, Bulgaria.

Vasilev, Vasil and Natchev, Branimir and Valtchev, Stanimir (1983) Power Converter of DC to Sinusoidal AC Voltage for Robotic Purposes. [Paper]. In: Scientific Session VMEI’83, Section Robotics, 12–14 Oct.1983, Sofia, Bulgaria.

1980

Valtchev, Stanimir (1980) Power supply for 2 kW / 25 kV CO2 gas laser. Project Report. Ministry of Science and Technology Bulgaria / USSR (limited access). (Unpublished).

1978

Atanasov, Alexander and Valtchev, Ivan and Kolevska, Dobrinka and Valtchev, Stanimir (1978) Experimental Research of the Boron Nitride Diffusion. Elektropromishlenost i Priborostroene (now: Elektrotechnica & Elektronica) (1), pp. 31-35. ISSN ISSN 0861-4717.

1974

Valtchev, Stanimir (1974) Eng. Stanimir Valtchev, Top MSc Graduate of the year 1974, Award and Engraved Wrist-Watch. [Award]. URL: http://www.tu-sofia.bg/ENG/index.html.

This list was generated on Sat Mar 25 17:23:22 2017 GMT Standard Time.