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Stella Sarri

Styliani Sarri

Collaborator – Past Member

  ssarri@power.ece.ntua.gr

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Dr. Styliani Sarri received the Diploma in Electrical and Computer Engineering from the School of Electrical and Computer Engineering, Aristotle University of Thessaloniki (AUTh) in 2011 and the Ph.D. degree from the School of Engineering (STI), Electrical Engineering, École Polytechnique Fédérale de Lausanne (EPFL) in 2016. During her PhD, she worked in several projects, such as C-DAX FP7 European project and NanoTera S3 Grid and she was a tutor in 8 bachelor and master theses. She was also a Teaching Assistant in the courses “Smart Grids Technologies” and “Eurotech Winter School: Integrated Approaches to Energy Systems”. She is currently a researcher at ICCS and she is also employed by the Greek Regulatory Authority for Energy at the Market Monitoring and Competition Department, where she works on the implementation of the target model, capacity remuneration mechanisms, integration of RES in the energy market etc. She is a member of the Technical Chamber of Greece since 2011. Her main research interests include real-time electrical network monitoring, operation and control with particular focus on state estimation of active distribution networks. She also works on the development of real-time models, load forecasting techniques and implementation of mathematical analysis methods on power system applications.

Publications

Journals:
  • S. Sarri, L. Zanni, M. Popovic, J-Y. Le Boudec, and M. Paolone, “Performance Assessment of Linear State Estimators Using Synchrophasor Measurements”, IEEE Transactions on Instrumentation and Measurement, vol. 65, no. 3, pp: 535-548, 7 January, 2016.
  • W. K. Chai, N. Wang, K. V. Katsaros, G. Kamel, S. Melis, M. Hoefling, B. Vieira, P. Romano, S. Sarri, T. Tesfay, B. Yang, F. Heimgaertner, M. Pignati, M. Paolone, M. Menth, G. Pavlou, E. Poll, M. Mampaey, H. Bontius, and C. Develder, “An Information-Centric Communication Infrastructure for Real-Time State Estimation of Active Distribution Networks”, IEEE Transactions on Smart Grid, vol. 6, no. 4, pp: 2134-2146, 20 February, 2015.
 
Conferences:
  • S. Sarri, N.D. Hatziargyriou, “Interdependencies between Smart Grids and Electricity Markets: European Status Quo”, Mediterranean Conference on Power Generation, Transmission, Distribution and Energy Conversion (MEDPOWER) 2018, Dubrovnik, Croatia, 12-15 November, 2018.
  • S. Sarri, “Formulation of the Measurement Noise Covariance Matrix in Linear State Estimation”, IEEE International Energy Conference (ENERGYCON) 2018, Limassol, Cyprus, 3-7 June, 2018.
  • K. Christakou, M. Pignati, R. Rudnik, S. Sarri, J.-Y. Le Boudec and M. Paolone, “Hardware-in-the-loop validation of the grid explicit congestion notification mechanism for primary voltage control in Active Distribution Networks”, 19th Power Systems Computation Conference (PSCC), Genoa, Italy, June, 2016.
  • S. Sarri, M. Pignati, P. Romano, L. Zanni, and M. Paolone, “A Hardware-in-the-Loop Test Platform for the Performance Assessment of a PMU-based Real-Time State Estimator for Active Distribution Networks”, 2015 IEEE PowerTech Conference, Eindhoven, Netherlands, 29 June - 2 July, 2015.
  • M. Pignati, M. Popovic, S. Barreto, R. Cherkaoui, G. D. Flores, J-Y Le Boudec, M. Mohiuddin, M. Paolone, P. Romano, S. Sarri, T. Tesfay, D.-C. Tomozei, and L. Zanni, “Real-Time State Estimation of the EPFL-Campus Medium-Voltage Grid by Using PMUs”, 6th IEEE PES Innovative Smart Grid Technologies (ISGT) USA, Washington DC, USA, 17-20 February, 2015.
  • S. Sarri, and M. Paolone, “Methods and Performance Assessment of PMU-based Real-Time State Estimation of Active Distribution Networks”, 2014 Annual Conference of the Swiss Competence Center for Energy Research - Future Swiss Electrical Infrastructure (SCCER-FURIES), Lausanne, Switzerland, 15 December, 2014.
  • M. Pignati, L. Zanni, S. Sarri, R. Cherkaoui, J-Y. Le Boudec and M. Paolone, “A pre-estimation filtering process of bad data for linear power systems state estimators using PMUs”, Power Systems Computation Conference (PSCC), Wroclaw, Poland, 18-22 August, 2014.
  • L. Zanni, S. Sarri, M. Pignati, R. Cherkaoui, and M. Paolone, “Probabilistic Assessment of the Process-Noise Covariance Matrix of Discrete Kalman Filter State Estimation of Active Distribution Networks”, 2014 International Conference on Probabilistic Methods Applied to Power Systems (PMAPS), Durham, U.K., 7-10 July, 2014.
  • M. Paolone, M. Pignati, P. Romano, S. Sarri, L. Zanni, and R. Cherkaoui, “A Hardware-in-the-Loop Test Platform for the Real-Time State Estimation of Active Distribution Networks using Phasor Measurement Units”, 2013 Cigré SC6 Colloquium, Yokohama, Japan, 6-9 October, 2013.
  • S. Sarri, M. Paolone, R. Cherkaoui, A. Borghetti, F. Napolitano, and C. A. Nucci, “State Estimation of Active Distribution Networks: Comparison Between WLS and Iterated Kalman-Filter Algorithm Integrating PMUs”, 2012 3rd IEEE PES Innovative Smart Grid Technologies (ISGT) Europe, Berlin, Germany, 14-17 October 2012.
  • Σ. Σαρρή, Ε. Τσιρανίδου, “Microturbine Characteristics and Their Application in Combined Heat and Power (CHP)”, 2o Πανελλήνιο Συνέδριο Φοιτητών Ηλεκτρολόγων Μηχανικών και Μηχανικών Υπολογιστών (ΣΦΗΜΜΥ), Αθήνα, 18-19 Απριλίου, 2008.
 
Books:
  • “Advances in Power System Modelling, Control and Stability Analysis”, Κεφάλαιο 8 “Static and recursive PMU-based State Estimation Processes for transmission and distribution grids”, Εκδοτικός οίκος: Institute of Engineering and Technology - IET, ISBN: 978-1-78561-001-1.
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George Kiokes

George Kiokes

Senior Researcher

  gkiokes@iccs.gr

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Dr. George Kiokes graduated from the Department of Electrical Engineering at the Technological Educational Institute of Piraeus. He received his Diploma in Electrical and Computer Engineering, his Ph.D. degree in Telecommunications and his M.Sc. in Engineering Systems Management from National Technical University of Athens (NTUA), Greece, in 2004, 2009 and 2012 respectively.
He is currently a member of the Special Educational Laboratory Personnel at Hellenic Air Force Academy in the Department of Electronics, Electric Power and Telecommunications. Since 2005 he is a senior researcher at the ICCS and Smart RUE group of NTUA and has participated in several European projects (e.g. PREVENT, WILLWARN, ADAS, SMART-VEI, ΕriGrid e.t.c). He was an adjunct lecturer in different departments for the last decade, where he has had the opportunity to supervise more than 40 diploma theses and teach several undergraduate full time taught courses, such as Telecommunications Principles, Wireless Communications, Mobile Communication Networks, Electric Energy Systems, Automatic Control Systems, RF Embedded Systems Design and others.
Currently he is graduate student in the Department of Civil Engineering, University of West Attica in Athens.
He is a member of Technical Chamber of Greece and an IEEE member.
 

Publications

Journals:

  • G. C. Kiokes, A. Amditis, N. K. Uzunoglu, “Performance evaluation of ofdm - 802.11p system for vehicular communications” Journal IET intelligent transport systems (Issue 4 - December 2009)
  • G. C. Kiokes, G. Economakos, A. Amditis, N.K. Uzunoglu, “A comparative study of IEEE 802.11p PHY coding schemes and FPGA implementation for inter vehicle communications” International Journal on Modern Traffic and Transportation Engineering Research (MTTER) pub. Date: 2013- 4-8, 2013 vol.2 no.2
  • George c. Kiokes , Erietta I. Zountouridou , George S. Kliros , and Nikolaos D. Hatziargyriou ‘Energy consumption analysis of wireless access technologies for V2G communications’ Journal of Applied Electromagnetism’ (JAE), vol. 15,no.1, 2013
  • Panagiotis k. Gkonis, George kiokes ‘Performance of Mimo-WCDMA multicellular networks with ideal power control’ Wireless Personal Communications, 11/2013 Springer science + business media NEW YORK 2013 (MOST IMPORTANT PUBLICATION)
  • G. Kiokes, C. Vossou, P. Chatzistamatis, S. M. Potirakis, S. Vassiliadis, K. Prekas, G. Tuna, K. Gulez ‘Performance evaluation of communication protocol for vital signs sensors used for the monitoring of athletes’ International Journal of Distributed Sensor Networks, Hindawi Publishing Corporation, MAY 2014 (MOST IMPORTANT PUBLICATION)
  • E. Zountouridou, G. kiokes, S. Tsakalis, P. Georgilakis, N. Xatziargyriou ‘Offshore Floating Wind Parks in the Deep Waters of Mediterranean Sea’, No paper RSER-D-14-00151R1 Elsevier Renewable & Sustainable Energy Reviews, 51:433-448 • NOVEMBER 2015
  • George kiokes, Erietta Zountouridou ‘A Comparative Study of LDPC Coding Schemes and FPGA Implementation for Inter Vehicle Communications' No paper: ELL-2015-0838.R4, IET Electronics Letters, doi: 10.1049/el.2015.0838
  • George kiokes, Panayiotis Gkonis, Erietta Zountouridou, ‘A comparative study of wireless communication protocols for monitoring vital signs in athletes in a soccer field’ paper ID: 5804-713, WSEAS Transactions on Communications, VOLUME 14, 2015(ART. #50):PP. 433-440 • DECEMBER 2015
  • E. Zountouridou, G. kiokes, S. Tsakalis, P. Georgilakis, N. Xatziargyriou ‘Floating Wind Parks Technology’ Technical Review Greek Magazine, volume 369, Monday, 28 December 2015
  • George kiokes, ‘A Priority Based Next Generation Networks (NGNs) Simulation Study for Quality of Service Benefits’ WSEAS Transactions on Computers, ISSN / E-ISSN: 1109-2750 / 2224-2872, Volume 16, 2017, Art. #32, pp. 278-286
 
Conferences:
  • G. C. Kiokes, A. Amditis, N. K. Uzunoglu, “Simulation based Performance Analysis of OFDM - 802.11p System for Vehicular Communications” 10th International Conference on Application of Advanced Technologies in Transportation, May 2008, Athens, Greece.
  • G. C. Kiokes, G. Economakos A. Amditis, N. K. Uzunoglu, “Recursive Systematic Convolutional Code Simulation for Ofdm - 802.11p System and Implementation in Xilinx Fpga Using System Generator”12th IEEE Euromicro Conference on Digital System Design (DSD), Patra, Greece, 27-29 August 2009.
  • George Kiokes, Nikolaos K. Uzunoglu “Development of a Simulation Environment for Vehicular Communications, Implementation of FEC Coding Chain in Xilinx FPGA based on IEEE 802.11p Standard” 10th IEEE International Symposium on a World of Wireless, Mobile and Multimedia Networks, 6/2009 (Best paper AWARD) Kos, Greece.
  • A. Amditis, G. C. Kiokes, N. K. Uzunoglu “Αn fpga-based physical layer implementation for vehicle-to-vehicle (V2V) communication” 2010 European Signal Processing Conference (EUSIPCO-2010), August 23-27 2010, Aalborg, Denmark.
  • G. C. Kiokes, G. Economakos A. Amditis, N. K. Uzunoglu “Design and Implementation of an OFDM System for Vehicular Communications with FPGA Technologies’’ 6th IEEE International conference on Design & Technology of Integrated Systems in nanoscale era (DTIS'11) April 2011, Greece.
  • G. C. Kiokes, G. Economakos A. Amditis, N. K. Uzunoglu “Performance analysis and complexity study of LDPC and Turbo Coding schemes for Inter Vehicle Communications“ 11th IEEE International Conference on ITS Telecommunications August 2011, St. Petersburg, Russia
  • E. Zountouridou, G. C. Kiokes, N. Xatziargyriou “A Comparative Study of Wireless Technologies for V2G Communications“ 16th IEEE International Conference on Intelligent Systems Application to Power Systems, September 2011, Crete, Greece.
  • George C. Kiokes, Erietta I. Zountouridou, George S. Kliros, Nikolaos D. Hatziargyriou ‘’Energy Consumption Analysis of Wireless Access Technologies for V2G Communications’’ 7thINTERNATIONAL CONFERENCE on Communications, Electromagnetics and Medical Applications (CEMA’12), Athens , Greece.
  • George C. Kiokes, Panagiotis Gkonis, Nikolaos Uzunoglu ‘Simulation modelling and analysis of Physical Layer Coding Schemes for V2X Applications’ 7th INTERNATIONAL CONFERENCE on Communications, Electromagnetics and Medical Applications (CEMA’12), Athens , Greece.
  • Panagiotis Gkonis, George Kiokes ‘On the Capacity of MIMO-WCDMA Multicellular Networks with Ideal Power Control’’ 7th INTERNATIONAL CONFERENCE on Communications, Electromagnetics and Medical Applications (CEMA’12), Athens , Greece.
  • C. Papadimitriou, Α. Dimeas, E. Zountouridou, G. Kiokes, N. Hatziargyriou ‘Optimization & Sensitivity Analysis of Microgrids using HOMER software-A Case Study’, IET 9th Mediterranean Conference on Power Generation, Transmission, Distribution and Energy Conversion, November 2014, Athens , Greece.
  • E. Zountouridou, G. Kiokes, C. Papadimitriou, Α. Dimeas, N. Hatziargyriou ‘Floating Wind Parks Technology’, IET 9th Mediterranean Conference on Power Generation, Transmission Distribution and Energy Conversion, November 2014, Athens , Greece.
  • F. Dova, Α. Dimeas, G. Kiokes, N. Hatziargyriou, ‘ Smart Solutions For Smart Neighborhoods’ IET 9th Mediterranean Conference on Power Generation, Transmission Distribution and Energy Conversion, November 2014, Athens , Greece.
  • R.G. Gogou, A. L. Dimeas, N. D. Hatziargyriou, G. Messinis, G. C. Kiokes, ‘Energy Management in Facilities: BEAMS’ IET 9th Mediterranean Conference on Power Generation, Transmission Distribution and Energy Conversion, November 2014, Athens , Greece.
  • Gurkan Tuna, Esra Kaya, George Kiokes, Kayhan Gulez, V. Çagrı Güngör, ‘Performance Evaluations of Next Generation Networks for Smart Grid Applications’ IEEE International Istanbul Smart Grid Congress and Fair, Istanbul, April, 2015.
  • Christoforos Economakos, George Kiokes and George Economakos ‘Using Advanced FPGA SoC Technologies for the Design of Industrial Control Applications’ IEEE Sixth International Conference on Information, Intelligence, Systems and Applications (IISA 2015) 6- 8 July 2015, Corfu, Greece.
  • George Kiokes, Erietta Zountouridou, Christina Papadimitriou, Aris Dimeas, Nikolaos Hatziargyriou ‘Development of an Integrated Wireless Communication System for Connecting Electric Vehicles to the Power Grid’ 2015 IEEE International Symposium on Smart Electric Distribution Systems and Technologies (EDST 2015) - CIGRE SC C6 Colloquium, to be held in Vienna, AUSTRIA September 8 to September 11, 2015
  • Gurkan Tuna, George C. Kiokes, Erietta I. Zountouridou, and V. Cagri Gungor, "Next Generation Networks for Telecommunications Operators Providing Services to Transnational Smart Grid Operators," ICINCO 2015- 12th International Conference on Informatics in Control, Automation and Robotics, Colmar, France, July 21-23, 2015.
  • George Kiokes, Aris Dimeas “5G and Energy Network Operators- Key Points”, ‘5G Summit’, Keynote Speaker , 23/24.11.216 Deutsche Telecom AG in Bohn Germany.
  • George Kiokes, Erietta I. Zountouridou, Aris Dimeas, Nikolaos Hatziargyriou ‘A Real Time Co Simulation Platform for Smart Grid Communication Protocols Performance Analysis’ 13th IEEE PES PowerTech Conference, 23- 27 June 2019 Politecnico di Milano, MILANO, ITALY (under review progress)
Books:
  • G. C. Kiokes, ‘NOVEL COMPARATIVE STUDY OF DIFFERENT CODING ALGORITHMS AND IMPLEMENTATION ISSUES THROUGH FPGA TECHNOLOGY FOR WIRELESS VEHICULAR APPLICATIONS’, Book Title ‘Vehicle-to-Vehicle and Vehicle-to-Infrastructure Communications: A Technical Approach’. Publisher: Taylor& Francis LLC, CRC Press, 2017, 711 Third Avenue, New York, NY 10017.
  • George c. Kiokes, ‘DESIGN METHODOLOGIES COMPARISON OF AN OFDM SYSTEM AND IMPLEMENTATION ISSUES USING FPGA TECHNOLOGY FOR VEHICULAR  COMMUNICATIONS, Book Title ‘Vehicle-to-Vehicle and Vehicle-to-Infrastructure Communications: A Technical Approach’. Publisher: Taylor& Francis LLC, CRC Press, 2017, Third Avenue, New York, NY 10017.
  • Kiokes G., “Electromechanical Installations” (45 pages in Greek language), Hellenic Air Force Academy, Athens, Greece, YAE Publications 2015.
  • Papakannelos P, Kiokes G., “Telecommunications Laboratory Exercises”, Department of  Electronics, Electric Power and Telecommunications, Hellenic Air Force Academy, Athens, Greece. YAE Publications 2015.
  • Mparmparosou M., Kiokes G, “Completed Circuits Calculation and Manufacture Laboratory Exercises, ‘Department of Electronics, Electric Power and Telecommunications, Hellenic Air Force Academy, Athens, Greece, YAE Publications 2015.
  • Kiokes G.,“Electric Systems Automations”, School of Air Force Non-commissioned Officers, Athens, Greece, YAE Publications 2015.
  • Kaminaris St., Koukouvinos K., Kiokes G., (112 pages in Greek language) “Internal Electric Installations”, Notes for Laboratory Course, 2011, Department of Electrical Engineering, Piraeus University of Applied Sciences, Athens, Greece.
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Rebecca Gogou

Rebecca Gogou

Research Associate

  rgogou@power.ece.ntua.gr +30 210 772 2478

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Rebecca Gogou received the Diploma in Civil Engineering from the University of Patra in 2009. She has worked as a civil engineer in PCC in the sector of RES in non-interconnected Islands. In 2013 received the license of permanent Energy Inspector in Buildings and undertakes energy studies and inspections. She started working in the Laboratory of Power Systems, participating in research projects related to Building Energy Management System and evaluation of "smart grid" in cities (BEAMS, SmartKYE). Also, she is a student in the Postgraduate Program “Earthquake engineering and seismic resistant structures”. Her research interests include Renewable Energy Sources, Energy Management Systems, the evolvement of distribution networks into smart grids, Energy Generation in Isolated Systems, repair and strengthening of structures. She is member of the technical chamber of Greece (TEE).

Publications

  • «Σεισμική Αποτίμηση Μνημείων – Μέθοδοι Επισκευής και Ενίσχυσης» περιοδικό ΣΠΜΕ (Συλλόγου Πολιτικών Μηχανικών Ελλάδος)