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• Reduction of losses and improvement of reliability in Distribution Networks through reorganization of their topology.

• Impact on the improvement of the reliability of the Transmission and Distribution systems from the installation of Renewable Energy Sources (RES).

• Reduction of losses in the Distribution Networks from the RES installation.

• Harmonic analysis in Distribution Networks due to penetration of Photovoltaic Systems

• Investigation of the best points in the Distribution Networks for upgrading their level of automation.

• Intelligent electricity networks, intelligent use of electricity.

• Electrical load signatures, Low Voltage load identification.

• Optimal sizing and placement of Distributed Generation and Renewable Energy Units in Distribution Networks.

• Electric cars and electricity storage.

1. A.S Bouhouras, A.G Marinopoulos, D.P. Labridis, P.S Dokopoulos "Installation of PV systems in Greece—Reliability improvement in the transmission and distribution systems", EPSR, Vol. 8, Issue. 5, May 2010, pp. 547-555, doi: 10.1016/j.epsr.2009.10.018. 
2. A.S Bouhouras, G.T Andreou, D.P Labridis, A.G Bakirtzis, "Selective Automation Upgrade in Distribution Networks Towards a Smarter Grid" IEEE Transaction on Smart Grid, Vol. 1, Issue 3, December 2010, pp. 278-285, doi: 10.1109/TSG.2010.2080294. 
3. A.S Bouhouras, K.I. Sgouras, P.A. Gkaidatzis, D.P Labridis, "Optimal active and reactive power requirements towards loss minimization under reverse power flow constraint defining DG type", IJEPES, Vol. 78, pp. 445-454, June 2016, doi:10.1016/j.ijepes.2015.12.014. 
4. A.S Bouhouras, K.I. Sgouras, D.P Labridis, "Multi-objective planning tool for the installationof renewable energy sources", IET Generation Transmission & Distribution, Vol. 9, issue 13, pp. 1782-1789, 2015, doi: 10.1049/iet-gtd.2014.1054.  
5. K. I. Sgouras, A. S. Bouhouras, P. A. Gkaidatzis, D. I. Doukas, D. P. Labridis, “Impact of Reverse Power Flow on the Optimal Distributed Generation Placement Problem”, IET Generation, Transmission & Distribution, doi: 10.1049/iet-gtd.2016.1791. 
6. S. Bouhouras, P. A. Gkaidatzis, E. Panagiotou, N. Poulakis and G.C. Christoforidis, "A NILM algorithm with enhanced disaggregation scheme under harmonic current vectors." Energy and Buildings, 183,  (2019), pp. 392-407:doi: 10.1016/j.enbuild.2018.11.013.
7. A S. Bouhouras, Paschalis A. Gkaidatzis, Ioannis Panapakidis, Anastasio Tsiakalos, Dimitris P. Labridis, Georgios C. Christoforidis, “A PSO based optimal EVs Charging utilizing BESSs and PVs in buildings” IEEE 13th International Conference on Compatibility, Power Electronics and Power Engineering. Sønderborg, Denmark. 23-25 April 2019, doi:10.1109/CPE.2019.8862352.