Depot institutionnel de universite Freres mentouri Constantine 1: التقديمات الحديثة

  • 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 Frères Mentouri - Constantine 1, 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 ...
  • STUDY OF ABSORPTION IN REFRIGERATION SYSTEMS 
    Neffah, Z (Université Frères Mentouri - Constantine 1, 2013-02-17)
    The energy and global warming crises have drawn renewed interests to thermally driven cooling systems from the air conditioning and process cooling fraternities. The early development of an absorption cycle dates back ...
  • LUMINESCENT AND MICROSCOPY CHARACTERIZATION OF THE GEO2:EU FILMS DOPED WITH GOLD NANOPARTICLES 
    Nedilko, S; Chukova, O; Malashkevich, G; Bokshits, Yu; Shevchenko, G (Université Frères Mentouri - Constantine 1, 2013-02-17)
    The investigated series of films comprise the samples of undoped germanium oxide films, films doped only with gold, films doped only with europium, and the films co-doped with gold and europium. Concentrations of activators ...
  • ATOMIC FORCE AND TUNNEL MICROSCOPY OF ALUMINUM NANOISLANDS 
    Nedilko, S; Prorok, V; Rozouvan, S; Aigouy, L (Université Frères Mentouri - Constantine 1, 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 ...
  • DEVELOPMENT OF A MINI-PYRANOMETER 
    Naim, H; Falil, F.Z; Benabadji, N; Bouadi, A (Université Frères Mentouri - Constantine 1, 2013-02-17)
    In thispaper,we presenta detailed descriptionofamini pyranometer8-bit2-input.This device isdedicated to the measurementof incident solar radiationdirectlyin thevisible and nearinfrared (withtwo photodiodesbroad-spectru ...
  • STRUCTURAL AND OPTICAL CHARACTERISTICS OF SPIN-COATED POLY [(THIOPHENE-2,5-DIYL)-CO-(BENZYLIDENE)] PTB THIN FILMS AND THEIR PHOTOVOLTAIQUE APPLICATION 
    Mouchaal, Y; Toumı, A. L; Reguıg Bendoukha, A; Khelıl, A; Bernede, J.C (Université Frères Mentouri - Constantine 1, 2013-02-17)
    In this work thin films of PTB polymer : poly [(thiophene-2,5-diyl)-co-(benzylidene)], which is soluble in various organic solvents such as CH2Cl2,CHCl3 THF, acetone, and ethyl acetate were deposited onto glass substrates ...
  • CHEMICAL KINETIC MODELING OF HYDROGEN-ENRICHED NATURAL GAS BLEND OXIDATION 
    Morsli, G; Bouziane, M; Belhamel; Belacel, M (Université Frères Mentouri - Constantine 1, 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) ...
  • CHARGING ALGORITHM FOR INCREASING LEAD-ACID BATTERY CYCLE LIFE IN PHOTOVOLTAIC SYSTEMS 
    Merrouche, W; Malek, A (Université Frères Mentouri - Constantine 1, 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 ...
  • DILATOMETRIC BEHAVIOR OF FLUOROPLASTIC CONTAINING CARBON NANOTUBES 
    Lakel, A; Labii, T; Zerrouk, I; Zahaf, A; Boubertakh, A; Hamamda, S (Université Frères Mentouri - Constantine 1, 2013-02-17)
  • STRUCTURE AND PROPERTIES OF CU2O QUANTUM DOTS/ZNO NANOROD 
    Lakehal, S; Achour, S (Université Frères Mentouri - Constantine 1, 2013-02-17)
    Photoelectrochemical Cells (PECs) utilize solar energy to produce hydrogen gas, a useful combustible resource. Along with photovoltaics, PECs will contribute to the effort of meeting global energy demand. Nanorods provide ...
  • DSC STUDY OF FLUOROPLASTIC CONTAINING 20% OF THERMALLY EXPANDED GRAPHITE 
    Labii, T; Lakel, A; Zerrouk, I; Zahaf, A; Boubertakh, A; Hamamda, S (Université Frères Mentouri - Constantine 1, 2013-02-17)
    The expansion of polymer blends for the acquisition of new associations with interesting physical features and minimizing technical sales ratio are current. Many researchers routinely work to improve and make competitive ...
  • OPTICAL PROPERTIES OF PLASTIC SHEET WITH EMBEDDED VOLUMETRIC LASER ENCODING 
    Kanev, K; Mimura, H; Mizeikis, V; Poperenko, L.V; Yurgelevych, I.V (Université Frères Mentouri - Constantine 1, 2013-02-17)
  • SPIN POLARIZED TRANSPORT IN 1D SPIN-FET 
    Kalla, L; Boudine, A; Benhizia, K; Zaabat, M (Université Frères Mentouri - Constantine 1, 2013-02-17)
    In this work, we focus on the transport of spin-polarized currents in semiconductor materials and the quantum modeling of this transport taking into account different mechanisms acting on the spin. More specifically, we ...
  • LABVIEW INTERFACE DRIVING MICROCONTROLLER DATA ACQUISITION SYSTEM: APPLICATION TO MEASUREMENT AND MONITORING OF SOLAR ENERGY DATA 
    Harrag, A; Bouchelaghem, A; Drif, M; Bensaadi, W; Saigaa, D; Bouras, D (Université Frères Mentouri - Constantine 1, 2013-02-17)
    Estimation of solar energy potential of a region requires detailed solar radiation climatology, and it is necessary to collect extensive radiation data of high accuracy covering all climatic zones of the region. In this ...
  • DC-DC SEPIC LOW COST SOLAR CELL CURVES TRACER 
    Harrag, A; Bouchelaghem, A; Saigaa, D; Bouras, D; Drif, M; Bensaadi, W (Université Frères Mentouri - Constantine 1, 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 ...
  • COMPARATIVE STUDY OF A PREHEATING AND NON-PREHEATING SOLAR-STILL PRODUCTION 
    Halloufi, O; Kaabi, A (Université Frères Mentouri - Constantine 1, 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 ...
  • PHOTOVOLTAIC ARRAY MODELING AND MPPT USING ARTIFICIAL NEURAL NETWORK 
    Hadjab, M; Djellid, A; Bennacer, H (Université Frères Mentouri - Constantine 1, 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 ...
  • SOLAR SPECTRUM INFLUENCE ON THE PERFORMANCE PARAMETERS OF DIFFERENT SOLAR CELLS TYPES 
    Guechi, A; Chegaar, M (Université Frères Mentouri - Constantine 1, 2013-02-17)
    The electrical current generated by the solar cells is very sensitive to the incident spectral distribution and intensity. This distribution varies greatly during the day due to changes in the sun’s position or weather ...
  • PHYSICAL MODELING OF HIGHLY DENSE PERIODIC ARRAY OF CARBON NANOTUBES 
    Dridi, C; Zaabat, M; Boudine, A (Université Frères Mentouri - Constantine 1, 2013-02-17)
    In 1991, Iijima discovered, carbon nanotubes (CNTs) that have since been an intensive research [1]. Given their exceptional intrinsic properties, they become very interesting in many fields of science and technology. ...
  • THE DRAIN TRANSCONDUCTANCE gm OF MESFET GAAS 
    Draidi, M; Zaabat, M; Boudine, A (Université Frères Mentouri - Constantine 1, 2013-02-17)
    The component elements of the field effect transistors can be grouped into two distinct categories. Extrinsic elements representing different access structures such as parasitic resistances Rs and Rb Among the intrinsic ...

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