• 2D-Numerical Analysis of IDS-VGS Characteristic In pc-Si TFT's: Investigation of Inhomogeneous Structure 

      Tayoub, Hadjira; Bensmain, Asmaa; Zebentout, Baya; Benamara, Zineb (Université des Frères Mentouri Constantine, 2013-02-17)
      Transistors made of thin layers (Thin Film Transistor: TFT) are used primarily for the realization of active matrix flat panel displays liquid crystal. They constitute the basic element of a specific part of electronic ...
    • A Neural Network MPPT For Photovoltaic Grid Connected System 

      Keddar, Mohamed; Della Krachai, Mohamed; Midoun, Abdelhamid (Université des Frères Mentouri Constantine, 2013-02-17)
      A photovoltaic (PV) output power depends nonlinearly on the climatic changes such au solar irradiation and temperature, there exists a unique maximum power point (MPP). Thus, a maximum power point tracking (MPPT) controller ...
    • An experimental study of mints solar drying systems 

      Metidji, N; Badaoui, W; Sellami, R; Djebli, A (Université des Frères Mentouri Constantine, 2013-02-17)
      Many research studies have been performed on forced convection (active) solar dryers for fruit, vegetables and plants. A short survey of these showed that applying the forced convection solar dryer not only significantly ...
    • ANALYSIS AND COMPARAISON OF SOLAR ASSITED HEAT PUMP SYSTEMS FOR HEATING 

      Boulkamh, M; Gomri, R (Université des Frères Mentouri Constantine, 2013-02-17)
      Heating systems and solar-heat pump are innovative technologies to support the production of ecological heat. They are becoming more important due to the acceleration of climate change and the rising cost of fossil ...
    • Application of Fresnel solar power plant under Algerian climate 

      Messai, Abdou; Benzerga, Mohammed; Bouaichaoui, Sofiane; Benkedda, Younes (Université des Frères Mentouri Constantine, 2013-02-17)
      The basic resource most important for all the renewable energy potentials is solar energy, it is the radiation emitted in all the directions by the sun. The Fresnel power plant has been chosen to product the electricity ...
    • ATOMIC FORCE AND TUNNEL MICROSCOPY OF ALUMINUM NANOISLANDS 

      Nedilko, S; Prorok, V; Rozouvan, S; Aigouy, L (Université des Frères Mentouri Constantine, 2013-02-17)
      Scanning atomic force microscopy (AFM) and scanning tunneling microscopy (TM) were proven to be extremely useful experimental techniques for characterization of thin films on metal or semiconductor substrate. The technique ...
    • Biolubrication from Phospholipid Membranes: Correlation between nanomechanical resistance and tribological properties 

      Dekkiche, Fairouz; Corneci, Magdalena-Carla; Trunfio-Sfarghiu, Ana-Maria; Berthier, Yves; Rieu, Jean-Paul (Université des Frères Mentouri Constantine, 2013-02-17)
      The analysis of joint molecular interfaces has led to the identification of lipid bilayers adsorbed on the joint rubbing surfaces. Nanostructural physical techniques such as lipid deposition by vesicle fusion method or ...
    • Building Model of Photovoltaic Cell/Module With MATLAB/SIMULINK 

      Rachedi, L; Fetha, C; Bahi, T (Université des Frères Mentouri Constantine, 2013-02-17)
      In this paper a photovoltaic (PV) module in renewable energy conversion system is simulated. The simulation of the system is developed using MATLAB/Simulink environments, which can be representative of PV cell, module, and ...
    • Building Model of Photovoltaic Cell/Module With Matlab/Simulink 

      Rachedi, L; Fetha, C; Bahi, T (Université des Frères Mentouri Constantine, 2013-02-17)
      In this paper a photovoltaic (PV) module in renewable energy conversion system is simulated. The simulation of the system is developed using MATLAB/Simulink environments, which can be representative of PV cell, module, ...
    • CHARGING ALGORITHM FOR INCREASING LEAD-ACID BATTERY CYCLE LIFE IN PHOTOVOLTAIC SYSTEMS 

      Merrouche, W; Malek, A (Université des Frères Mentouri Constantine, 2013-02-17)
      A new charging algorithm for lead-acid batteries in photovoltaic systems is presented. For increasing lead-acid battery cycle life, it is necessary for each discharge, recharge it to the maximum state of charge, and ...
    • CHEMICAL KINETIC MODELING OF HYDROGEN-ENRICHED NATURAL GAS BLEND OXIDATION 

      Morsli, G; Bouziane, M; Belhamel; Belacel, M (Université des Frères Mentouri Constantine, 2013-02-17)
      Natural Gas Vehicles fueled with a new fuel made of a hydrogen/natural gas blends (HCNG) is being considered as initial step towards hydrogen economy. Small percentage of hydrogen mixed into compressed natural gas (CNG) ...
    • Comparative Study Between Traditional MPPT Algorithms and fuzzy Logic MPPT (Modeling and Simulation) 

      Ouada ,Mehdi; Meridjet, M.S; Trafaya, A; Dib, D; Talbi, N (Université des Frères Mentouri Constantine, 2013-02-17)
      This paper describe comparative study between traditional MPPT method and fuzzy logic MPPT controller, we begin by modeling photovoltaic panel two diode model and show impact of different level of solar irradiation ,then ...
    • COMPARATIVE STUDY BETWEEN TRADITIONAL MPPT ALGORITHMS AND FUZZY LOGIC MPPT (MODELLING AND SIMULATION) 

      Ouada, M; Tarfaya, A; Meridjet, M.S; Dib, D; Talbi, N (Université des Frères Mentouri Constantine, 2013-02-17)
      This paper describe comparative study between traditional MPPT method and fuzzy logic MPPT controller , we begin by modeling photovoltaic panel two diode model and show impact of different level of solar irradiation ,then ...
    • Comparative study of a preheating and non-preheating solar-still production 

      HALLOUFI, O; KAABI, A (Université des Frères Mentouri Constantine, 2013-02-17)
      Over 70% of the planetary surface is covered by water from whish 97.5% is salted water and thus is improper for human, in industrial and agriculture use. Soft water represents only, 2% of existing water. Solar desalination ...
    • COMPARATIVE STUDY OF A PREHEATING AND NON-PREHEATING SOLAR-STILL PRODUCTION 

      Halloufi, O; Kaabi, A (Université des Frères Mentouri Constantine, 2013-02-17)
      Over 70 of the planetary surface are covered by water and from whish 97.5% is salted water and thus is improper for human, in industrial and agriculture use. Soft water represents only, 2% of existing water. Solar ...
    • Computer simulation of hydrogenated amorphous silicon solar cell 

      Ayat, Leila; Nour, Sabra; Meftah, Afak (Université des Frères Mentouri Constantine, 2013-02-17)
      This work is a numerical simulation of the output parameters of a PIN a-Si:H solar cell under AM1.5 spectrum. These parameters are the short circuit current (Jsc), the open circuit voltage (Voc), the fill factor (FF), the ...
    • Contribution for an optimization study of a photovoltaic generator 

      Hadjab, Moufdi; Djellid, Asma (Université des Frères Mentouri Constantine, 2013-02-17)
      The good operation of a photovoltaic system depends on weather conditions such as illumination and temperature, because for example in a mobile station powered by a photovoltaic source, power supplied by the photovoltaic ...
    • Control Of a Doubly fed Induction Machine for a Wind Application 

      OURICI, Amel (Université des Frères Mentouri Constantine, 2013-02-17)
      The wind energy systems using a doubly-fed induction generator (DFIG) have some advantages due to variable speed operation and four quadrants active and reactive power capabilities compared with fixed speed induction. In ...
    • DC-DC SEPIC LOW COST SOLAR CELL CURVES TRACER 

      Harrag, A; Bouchelaghem, A; Saigaa, D; Bouras, D; Drif, M; Bensaadi, W (Université des Frères Mentouri Constantine, 2013-02-17)
      This paper presents the design, construction and test of a low cost and high flexibility I-V/P-V curve tracer for photovoltaic modules. The curve tracer gives the possibility to obtain the significant parameters for the ...
    • Determination of mechanical properties of a dental ceramic nanostructured based of lithium disilicate Li2Si2O5 

      Biskri, Z; Bouchear, M; Rahal, B (Université des Frères Mentouri Constantine, 2013-02-17)
      The study and use of nanostructured materials experiencing considerable growth due to their special properties. All major types of materials are concerned: metals, ceramics, dielectrics, magnetic oxides, polymers, etc. ...