B. Ayeb,  Y. SOUFI, D. OUNNAS D. Guiza. Adaptive Particle Swarm Optimization of a Photovoltaic System under Partial Shading.  Electrotehnică, Electronică, Automatică, vol. 68, no 1, Mar,  2024.

N. Tidjani, D. Ounnas and A. Guessoum. Teachning-learning based optimization approach for solar cell model parameter identification."Przegląd Elektrotechniczny. Jan. 2023.

N. Tidjani, D. Ounnas, A. Guessoum and M. Ramdani, Advanced control with extended Kalman filter and disturbance observer, Indonesian Journal of Electrical Engineering and Computer Science, Vol. 28, no 1, 2022

A.  Houam, F.  Zaamouche and D. Ounnas, DPWM Applying for Five-Level NPC VSI Powered by PV-Boost Converter Based on Takagi Sugeno Fuzzy Model, European Journal of Electrical Engineering,  Vol. 4, no 2, 2022 

D. OUNNAS, D.GUIZA, Y. SOUFI,  M. Maamri, Design and Hardware Implementation of Modified Incremental Conductance Algorithm for Photovoltaic System Advances in Electrical and Electronic Engineering, vol. 19, no 2, Sep 2021. Download

R. Daouadi, D. OUNNAS, Y. SOUFI,  A. METATL, D. Guiza. Real-time Implementation of a Takagi-Sugeno Fuzzy Controller for a DC-DC Boost Converter . Electrotehnică, Electronică, Automatică, vol. 68, no 4, Jan,  2020. Download

D.GUIZA, D. OUNNAS, Y. SOUFI,  A. METATLA , Design and Implementation of Takagi--Sugeno Fuzzy Tracking Control for a DC-DC Buck Converter. Advances in Electrical and Electronic Engineering, vol. 17, no 3, Sep 2019. Download

D. Ounnas, M. Ramdani, S. Chenikher and T. Bouktir, An Efficient Maximum Power Point Tracking Controller for Photovoltaic Systems Using Takagi-Sugeno Fuzzy Models, Arabian Journal for Science and Engineering, vol. 42, no. 12, pp. 4971-4982, Dec. 2017.  Download

D. Ounnas, M. Ramdani, S. Chenikher and T. Bouktir, Optimal Reference Model based Fuzzy Tracking Control for Wind Energy Conversion System. International Journal of Renewable Energy Research, vol. 6, no. 3, pp. 1129-1136, Sep. 2016.  Download

D. Ounnas, M. Ramdani, S. Chenikher and T. Bouktir, “A Combined Methodology of H_\infty Fuzzy Tracking Control and Virtual Reference Model for a PMSM”, Advances in Electrical and Electronic Engineering, vol. 13, no. 3, pp. 212-222, Sep.2015. Download

D. Ounnas and M. Boumehraz,  Sensorless Output Tracking Control for Permanent Magnet Synchronous Machine based on T-S Fuzzy Approach , International Journal of Electrical Engineering, Vol., no 8, pp. 899-911, 2011.  Download 

B.  Ayeb,  Y.  Soufi, D.  Ounnas and D. Guiza, Stand alone photovoltaic system control based on Artificial neural network and fuzzy logic, 5th International Conference on Power Electronics and their Applications (ICPEA), Hail, Saudi Arabia, 2022.

B.  Ayeb,  Y.  Soufi, D.  Ounnas and D. Guiza, Fuzzy logic control of a photovoltaic systemconnected to grid, 5th International Conference on Power Electronics and their Applications (ICPEA), Hail, Saudi Arabia, 2022

Dhaouadi Guiza; Djamel Ounnas; Youcef Soufi and Abdelmalek Bouden, DC-DC Buck Converter Control improvement,  18th International Multi-Conference on Systems, Signals and Devices (SSD’21) March 22–25, 2021, Monastir, Tunisia. 

Djamel Ounnas; Daouadi Guiza;Youcef Soufi; Rabeh Dhaouadi; Abdelmalek Bouden. Design and Implementation of a Digital PID Controller for DC–DC Buck Converter.  1st International Conference on Sustainable Renewable Energy Systems and Applications (ICSRESA). Tebessa, Algeria.2019. Download

Dhaouadi Guiza; Djamel Ounnas; Youcef Soufi; Abdelmalek Bouden; Mahmoud Maamri. Implementation of Modified Perturb and Observe Based MPPT Algorithm for Photovoltaic System. 1st International Conference on Sustainable Renewable Energy Systems and Applications (ICSRESA). Tebessa, Algeria.2019. Download

A. Bouden; A.Haouam; D. Ounnas; D. Guiza.  Efficiency improvement of a thermal photovoltaic hybrid system optimized by using an artificial neural network. 1st International Conference on Sustainable Renewable Energy Systems and Applications (ICSRESA). Tebessa, Algeria. 2019. Download

N. Tidjani Naoual, A. Guessoum, D. OUNNAS,  Permanent-Magnet Synchronous Generator Wind Turbine based on Takagi-Sugeno Fuzzy Models,  7th International Renewable and Sustainable Energy Conference,  Agadir, Morocco, 2019.    Download

D. OUNNAS, D.GUIZA, Y. SOUFI,  M. Maamri, Hardware Implementation of Digital PID Controller for DC-DC Boost Converter. The 4th International Conference on Power Electronics and their Applications (ICPEA)At: Elazig, Turkey, September 2019. Download

D.GUIZA, D. OUNNAS, Y. SOUFI,  S. Chenikher, Implementation of Incremental Conductance Based MPPT Algorithm for Photovoltaic System. The 4th International Conference on Power Electronics and their Applications (ICPEA)At: Elazig, Turkey, September 2019. Download

Y. SOUFI, D. OUNNAS, D.GUIZA,  M. Maamri, Fuzzy logic control of  photovoltiac energy conversion system connceted to grid,  International Conference on Energy and Environmental Engineering (GEEE-219), Tbarka, Tunisia, April 27-29, 2019. Download

Y. SOUFI, D.GUIZA, D. OUNNAS,  M. Maamri, Power optimization of photovoltiac system connected to the grid based on fuzzy control,  International Conference on Energy and Environmental Engineering (GEEE-219), Tbarka, Tunisia, April 27-29, 2019. Download

D.GUIZA, D. OUNNAS, Y. SOUFI,  M. Maamri, Implementation of Perturb and Observe Based MPPT Algorithm for Photovoltaic System, International Symposium on Technology & Sustainable Industry Development, ISTSID'2019. EL OUED, ALGERIA, 24 - 26 February 2019. Download

D.GUIZA, D. OUNNAS, Y. SOUFI, Comparative study between the produced power models in the photovoltaic panel, International Conference on Electromechanical Engineering (ICEE’2018) , November 21-22, 2018, Skikda. Download 

M. Attia, D. Ounnas, Comparative study of three MPPT algorithms for a photovoltaic system,  International Science and Engineering Congress,  Alanya Keykubat University, 21-23 Sep 2018. Download

D. Ounnas, M. Ramdani, S. Chenikher and T. Bouktir, Virtual Reference Model and Disturbance Rejection based Fuzzy Tracking Control for a PMSM. Proceedings of the International Conference on Recent Advances in Electrical Systems, Hamammet, Tunisia, 2016. Download 

D. Ounnas, M. Ramdani, S. Chenikher and T. Bouktir.  Observer and Virtual Reference Model Based Fuzzy Tracking Control for a Class of Nonlinear Systems. Proceedings of the International Conference on Automatic Control, Telecommunications and Signals, Annaba, Algeria, Nov. 16-18, 2015. Download 

D. Ounnas, M. Ramdani, S. Chenikher and T. Bouktir, “A Fuzzy Tracking Control Design Strategy for Wind Energy Conversion System”, Proceedings of the 4th International Conference on Renewable Energy Research and Applications. Italy, 22-25 Nov. 2015. Dowoload

D. Ounnas, M. Ramdani, S. Chenikher and T. Bouktir, Output Feedback Stabilization of Fuzzy Systems with Immeasurable Premise Variables Application to Permanent Magnet Synchronous Machine. Proceedings of the 3nd International Conference on information and Electrical Engineering, Tebessa, Algeria, Oct. 2014. Download 

D. Ounnas, S. Chenikher and T. Bouktir, Tracking Control For Permanent Magnet Synchronous Machine Based On Takagi-Sugeno Fuzzy Models, Proceedings of the International Conference on Ecological Vehicles and Renewable Energies, pp. 1-5, Monte Carlo, 2013. Download

D. Ounnas,  and S. Chenikher, Fuzzy Tracking Control Based on H ∞ Performance and Virtual Desired Model for Nonlinear Systems, International Conference on Software Engineering and New technologies (ICSENT'2012),  Hammamet, Tunisia, Dec 2012. Download

D. Ounnas,  and S. Chenikher, Fuzzy Tracking Control Based on H_infinity for Performance for Permanent Magnet Synchronous Machine,  International Conference on Electromechanical Engineering, Skikda, Algeria, November 2012,    Download

D. Ounnas,  and S. Chenikher, Speed Control for Permanent Magnet Synchronous Machine Based on Fuzzy Observer,  International Conference on Electromechanical Engineering, Skikda, Algeria, November 2012,    Download