Βόκας Γεώργιος

             

 Γραφείο:  ΖΒ102, Κτήριο Ζ, Πανεπιστημιούπολη 2

 Τηλ. Γραφείου: 210-5381180

 Εργαστήριο: ΖΒ102, Κτήριο Ζ, Πανεπιστημιούπολη 2

 Τηλ. Εργαστηρίου: 210-5381423

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 Ιστοσελίδα:

Σπουδές

  • 1995 – Διδάκτωρ Μηχανικός, Τμήμα Ηλεκτρολόγων Μηχανικών και Μηχανικών Υπολογιστών, Εθνικό Μετσόβιο Πολυτεχνείο

  • 1990 – Διπλωματούχος Ηλεκτρολόγος Μηχανικός και Μηχανικός Υπολογιστών, Εθνικό Μετσόβιο Πολυτεχνείο


 

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Ερευνητικά Ενδιαφέροντα

  • DESIGN & CONSTRUCTION OF 3-PHASE 6-PULSE CONTROLLED  RECTIFIERS / INVERTERS
  • ENERGY YIELD OPTIMIZATION OF SOLAR AND WIND PARKS
  • TESTING AND CONTROL OF GRID-CONNECTED COMMERCIAL INVERTERS
  • POWER ELECTRONIC APPLICATIONS (Induction Heating Machines, Heavy Duty Inverters, etc).
  • ELECTRIC VEHICLES OPERATION STRATEGIES FOR SMART GRIDS
  • ENERGY STRATEGIES AND ENVIRONMENTAL ISSUES USING RENEWABLE ENERGY SOURCES (RES)
  • ECONOMIC SCENARIOS FOR ENERGY PLANNING USING RES IN NORMAL AND SMART GRIDS
  • ENERGY SAVING AND COGENERATION IN INDUSTRY - RATIONAL USE OF ENERGY
  • ENERGY MANAGEMENT & COOPERATION OF SOLAR ENERGY CONVERSION SYSTEMS WITH DIESEL UTILITIES IN A DIESEL SUPPLIED NETWORK - LOAD MANAGEMENT
  • FEASIBILITY STUDY, ENERGY MANAGEMENT  &  DESIGN OF LARGE SCALE PV PARKS
  • AUTONOMOUS APPLICATIONS OF SMALL SOLAR GENERATORS

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Αντιπροσωπευτικές Δημοσιεύσεις

  • S.A. Konstantinopoulos, A.G. Anastasiadis, G.A. Vokas, G.P. Kondylis, A. Polyzakis, “Optimal management of hydrogen storage in Stochastic Smart Microgrid Operation”, International Journal of Hydrogen Energy, ELSEVIER ISSN: 0360-3199, Volume 43, Issue 1, Pages 490-499, 4 January 2018.
  • A.G. Anastasiadis, G.P. Kondylis, A. Polyzakis, G. Vokas, “Effects of Increased Electric Vehicles into a Distribution Network”, TMREES18 International Conference, Technologies and Materials for Renewable Energy, Environment and Sustainability, Athens-Greece, 2018.
  • K. Agavanakis, P. Papageorgas, G.A. Vokas and D. Ampatis, “Εnergy trading market evolution to the Energy Internet- A feasibility review on the enabling IoT cloud technologies”, American Institute of Physics (AIP) Conference Proceedings, 1968, 030077,.
  • A.G. Anastasiadis, G.P. Kondylis, C. Papadimitriou, A. Polyzakis, G. Vokas, C.S. Psomopoulos, “Maximum Power Photovoltaic Units Penetration under Voltage Constraints Criteria in Distribution Network Using Probabilistic Load Flow”, TMREES18 International Conference, Technologies and Materials for Renewable Energy, Environment and Sustainability, Athens-Greece, 2018.
  • M. Palivos, G.A.Vokas, A. Anastassiadis, P. Papageorgas and C. Salame, ”Comparison study of the technical characteristics and financial analysis of electric battery storage systems for residential use”, American Institute of Physics (AIP) Conference Proceedings, 1968, 030076, 2018.
  • A.G. Anastasiadis, S.A.Konstantinopoulos, G.P.Kondylis, G.A. Vokas, M.Julien-Salame, “Carbon Tax, System Marginal Price and Environmental Policies on Smart Microgrid Operation”, Management of Environmental Quality: An International Journal, Vol. 29 Issue 1, pp76-88, 2018.
  • Jean Zaraket, Toni Khalil, Michel Aillerie, Georgios A. Vokas, Chafic Salame, “The Effect of Electrical stress under temperature in the characteristics of PV Solar Modules”, Energy Procedia, ELSEVIER ISSN: 1876-6102, Volume 119, Pages 579-601, July 2017.
  • A.G.Anastasiadis, S.A.Konstantinopoulos, G.P.Kondylis, G.A. Vokas, “Electric Vehicle Charging in Stochastic Smart Microgrid Operation with Fuel Cell and RES units”, International Journal of Hydrogen Energy, ELSEVIER ISSN: 0360-3199, Vol. 42, Issue 12, pp 8242-8254, March 2017.
  • G.A. Vokas, Konstantinos V. Lagogiannis, Panagiotis Papageorgas, Takla Salame “Photovoltaic Energy Production Map of Greece based on simulated and measured data”, American Institute of Physics (AIP), 1814, 020067, 2017.
  • A.G.Anastasiadis, S.A.Konstantinopoulos, G.P.Kondylis, G.A. Vokas, P. Papageorgas, “Effect of fuel cell units in economic and environmental dispatch of a Microgrid with penetration of photovoltaic and micro turbine units”, International Journal of Hydrogen Energy ELSEVIER, ISSN: 0360-3199, Volume 42, Issue 5, Pages 3479-3486, February 2017.
  • G.A. Vokas, A.G.Anastasiadis, S.A. Konstantinopoulos, G.P. Kondylis, Chafic Salame, A. Polyzakis, K.Tsatsakis, “Wind Generation and Electric Vehicles coordination in Microgrids for Peak Shaving purposes”, Energy Procedia, ELSEVIER ISSN: 1876-6102, Volume 119, Pages 407-416, July 2017.
  • A.G.Anastasiadis, G.P. Kondylis, Georgios A. Vokas, St. A. Konstantinopoulos, Chafic Salame, Apostolos Polyzakis, Konstantinos Tsatsakis, “Economic benefits from the coordinated control of Distributed Energy Resources and different Charging Technologies of Electric Vehicles in a Smart Microgrid”, Energy Procedia, ELSEVIER ISSN: 1876-6102, Volume 119, Pages 417-425, July 2017.
  • A.G.Theodorakis, G.A.Vokas, P.Fergadiotis, “Basic operating principles and pilot prototype development of a medium scale induction heating machine”, 10th Mediterranean Conference on Power Generation, Transmission, Distribution and Energy Conversion (MEDPOWER), 6 - 9 November 2016, Belgrade, Serbia.
  • E.I. Batzelis, K. Samaras, G. Vokas and S. Papathanassiou, “Off-grid inverter faults: diagnosis, symptoms and cause of failure”, Mater. Science. Forum, vol. 856, pp. 315-321, Feb. 2016.
  • A. Anastasiadis, G. Kondylis, G.A. Vokas, P. Papageorgas, “Hydrothermal Coordination in power systems with large-scale integration of renewable energy sources”, Management of Environmental Quality: An International Journal Volume 27 Issue: 3, pp.246-258, 2016.
  • V. Güngör, G. Tuna, S. Potirakis, G.A. Vokas, “Smart Grid”, Wiley Encyclopedia of Electrical and Electronics Engineering, doi: 10.1002/047134608X.W8269, June 2015.
  • G.A. Vokas, G. Zoridis, K. Lagogiannis, “Single and dual axis PV energy production over Greece: Comparison between measured and predicted data”, Energy Procedia, ELSEVIER ISSN: 1876-6102, Volume 74, pp. 1490-1498, August 2015.
  • T. Raptis, G.A. Vokas, P. Langouranis, S. Kaminaris, “Total Power Quality Index for Electrical Networks Using Neural Networks”, Energy Procedia, ELSEVIER ISSN: 1876-6102, Volume 74, pp. 1499-1507, August 2015.
  • G.A. Vokas, P.A. Langouranis, P.A. Kontaxis, F.V. Topalis, “Analysis of power quality field measurements and considerations on the power quality standard”, Journal of Applied Research Review (JARR), Vol.1, No.1, 2015.
  • D. Zafirakis, C. Elmasides, D. Sauer, M. Leuthhold, G. Merei, J.K. Kaldellis, G.A. Vokas, “The multiple role of energy storage in the industrial sector: Evidence from a Greek industrial facility”, ELSEVIER ISSN: 1876-6102, Energy Procedia, Volume 46, Pages 178-185, 2014.
  • A. Kokkinopoulos, G. Vokas G., P. Papageorgas, “Energy harvesting implementing embedded piezoelectric generators – The potential for the Attiki Odos traffic grid”, ELSEVIER ISSN: 1876-6102, Energy Procedia, Volume 50, 1070-1085, 2014.
  • Anestis Anastasiadis, G. Vokas, Panagiotis Papageorgas and Stamatis Kasmas, “Effects of carbon taxation, Distributed Generation and electricity storage technologies on a microgrid”, Energy Procedia, ELSEVIER ISSN: 1876-6102, Volume 50, Pages 824-831, 2014.
  • G. Vokas, N.G. Theodoropoulos and D.P. Georgiou, “Simulation of Hybrid Photovoltaic/Thermal Air Systems on Building Facades”, Energy Procedia, ELSEVIER ISSN: 1876-6102, Volume 50, Pages 917-930, 2014.
  • G.E. Tsokolas, G.A. Vokas, “Functional characteristics of a typical grid photovoltaic system with various topologies and inverter types”, 9th Mediterranean Conference on Power Generation, Transmission Distribution and Energy Conversion MEDPOWER 2014; 11/2014.
  • Georgios A. Vokas, Panagiotis G. Klironomos, John K. Kaldellis, “Evaluation of Building Integrated Photovoltaic Systems’ Potential in the Industrial Sector: Case Study Oinofyta-Viotia Zone”, Journal of Energy and Power Engineering ISSN 1934-8975, USA JEPE13010604, December 2013.
  • K.Kontogiannis, G.Vokas, S.Papathanasiou, S.Nanou, “Power Quality Field Measurements on PV inverters”, International Journal of Advanced Research in Electrical, Electronics and Instrumentation Engineering (IJAREEIE), October 2013.
  • G.A. Vokas, K. Lagogiannis, “PV Energy Production Over Greece: Comparison of Predicted and Measured Data of Medium-Scale Photovoltaic Parks”, International Journal of Engineering Research & Technology (IJERT), ISSN: 2278 – 0181, October 2013.
  • E.Paraskevadaki, S.Papathanasiou, G.A.Vokas, “Effects of partial shading on the PV module characteristic curves”, Materials Science Forum, Vol. 670, pp 391-398, 2010.
  • G.A. Vokas, N. Christantonis, F. Skitides, “Hybrid Photovoltaic-Thermal Systems for domestic Heating and Cooling - A theoretical approach”, Solar Energy-Elsevier, pp. 607-615, Vol. 80, 2006.
  • P.N. Korovesis, G.A. Vokas, I.F. Gonos, F.V. Topalis, “Influence of large scale Installation of energy saving lamps on the line voltage distortion of a weak network supplied by photovoltaic station”, IEEE Transactions on Power Delivery, Vol. 19, No4, October 2004.
  • F.V.Topalis, I.F.Gonos, G.A. Vokas, “Arbitrary waveform generator for harmonic distortion tests on compact fluorescent lamps”, Measurement, Journal of the International Measurement Confederation, ELSEVIER, London U.K.,Vol 30(4), pp 257-267, December 2001.
  • G.A. Vokas, A.V. Machias, "Harmonic voltages and currents on two Greek islands with Photovoltaic stations: Study and Field Measurements", IEEE Trans. on Energy Conversion, Vol. 10, No.2, June 1995.

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