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Browsing First International Conference on Renewable Energies and Nanotechnology impact on Medicine and Ecology by Issue Date

Browsing First International Conference on Renewable Energies and Nanotechnology impact on Medicine and Ecology by Issue Date

Now showing items 1-20 of 107

Natural convection in rectangularenclosure with heating and coolingby sinusoidal temperature profiles on twover ticalsides

Azzouz, Khaddoudja; Djezzar, Mahfoud; Ghernoug, Chahinez (Université Frères Mentouri - Constantine 1, 2013-02-17)

We propose in this work, the numerical study of the natural convection laminar and permanent, in rectangular enclosures whose vertical walls are active and horizontal one are adiabatic. The active walls are heated and ...
New electrolytes for solar battery based on imidazolium and piperidinium cations

Haddad, Boumediene; Villemin ,Didier; Belarbi ,El-Habib; Rahmouni, Mustapha (Université Frères Mentouri - Constantine 1, 2013-02-17)

For electrochemical applications at high temperatures, a series of imidazolium and piperidinium -based cations with different anions were synthesized and studied as electrolytes for solar battery. The syntheses are based ...
Study and simulation of silicon solar cells structures with luminous cascade system (photons converter)

Ayad, M; Abderrazak, M; Fathi, M; Aissat, A (Université Frères Mentouri - Constantine 1, 2013-02-17)

Luminous cascade systems is a new system applied in the design of photovoltaic module with low cost and high efficiency, They consist of a transparent plate of polymethyl methacrylate (PMMA) doped with luminescent dyes, ...
Radiation Heat Transfer Quantification in Solid Oxide Fuel Cell : Effect of Geometric Parameters

Abdessemed, Soumia; Zitouni, Bariza; Ben Moussa, Hocine (Université Frères Mentouri - Constantine 1, 2013-02-17)

The study of the heat transfer in a SOFC based on mathematical modeling has attracted significant interest in recent years. Detailed CFD based models predict the current density, the species and the temperature distribution ...
Effect of bath pH on the electrodeposition of cuprous oxide and copper thin films for photovoltaic applications

RAHAL, H; RAHAL, S; KIHAL, R; AFFOUNE, A. M (Université Frères Mentouri - Constantine 1, 2013-02-17)

The electrodeposition of cuprous oxide (Cu2O) and copper (Cu) thin films at 29 °C on the ITO/glass substrates from cupric acetate aqueous solution is reported. The electrodeposition mechanism was investigated by cyclic ...
Computer simulation of hydrogenated amorphous silicon solar cell

Ayat, Leila; Nour, Sabra; Meftah, Afak (Université Frères Mentouri - Constantine 1, 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 ...
Numerical Prediction of a Turbulent Separated Flow Using a CFD Code

Boukhadia, Karima; Bouzidane, Ahmed; Hammou, Mahmoud (Université Frères Mentouri - Constantine 1, 2012-12-16)

In the present study, the subsonic flow in an asymmetrical diffuser was simulated numerically using code CFX 11.0 and its generator of grid ICEM CFD. Two models of turbulence were tested: K- ε and K- ω SST. The results ...
Control Of a Doubly fed Induction Machine for a Wind Application

OURICI, Amel (Université Frères Mentouri - Constantine 1, 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 ...
Theoretical study of the thermal behavior of new solar collector

Tabet, Ismail; Bellel, Nedire (Université Frères Mentouri - Constantine 1, 2013-02-17)

In this paper we made a numerical modeling of a new solar collector with cylindro-parabolic concentrator, the different between this collector with the other traditional collector , we introduce mirrors cylindro- parabolic ...
The effect of porous media thickness and the air velocity inlet on the temperature distribution inside a solar tower volumetric receiver

Mammar, Mohamed; Hamidat, Abderrahmane (Université Frères Mentouri - Constantine 1, 2013-02-16)

In order to investigate the steady heat transfer characteristics of a porous media solar tower receiver, this paper applies the steady heat and mass transfer models of the porous media to solar receivers, chooses the ...
Pspice Simulation Based Study of Photovoltaic Cells/Modules and their Experimental Verification

Messaadi, Lotfi; Dibi, Zohir; Smail, Toufik (Université Frères Mentouri - Constantine 1, 2013-02-17)

a Pspice simulation based study of photovoltaic’s cells/ modules using circuit simulator PSpice is presented in this paper. The PSpice is an analogue/digital circuit simulator which calculates voltage and current in a ...
Macromodeling of Power MOSFET Transistor Incorporating Self-Heating Effect

Messaadi, Lotfi; Dibi, Zohir (Université Frères Mentouri - Constantine 1, 2013-02-17)

An empirical self-heating SPICE MOSFET model which accurately portrays the vertical DMOS power MOSFET electrical and thermal responses is presented. This macromodel implementation is the culmination of years of evolution ...
An experimental study of mints solar drying systems

Metidji, N; Badaoui, W; Sellami, R; Djebli, A (Université Frères Mentouri - Constantine 1, 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 ...
Fault-Tolerant Control of Photovoltaic Panels

Boutasseta, Nadir; Ramdani, M (Université Frères Mentouri - Constantine 1, 2013-02-17)

In this work we present a fault-tolerant control strategy to extract the maximum power from photovoltaic (PV) Panels. The performance of PV panels is affected with different type of faults such as mismatch, shading, ...
Contribution for an optimization study of a photovoltaic generator

Hadjab, Moufdi; Djellid, Asma (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 ...
Application of Fresnel solar power plant under Algerian climate

Messai, Abdou; Benzerga, Mohammed; Bouaichaoui, Sofiane; Benkedda, Younes (Université Frères Mentouri - Constantine 1, 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 ...
Performance of maximum power point tracking MPPT controller in photovoltaic system

Meflah, Aissa; Rahmoun, Khadidja (Université Frères Mentouri - Constantine 1, 2013-02-17)

Modeling and simulation of a photovoltaic system for improving and optimizing the performance of its control, by the method of continued maximum power point tracking (MPPT) is presented in this work. For this characterization ...
SIMULATION OF THIN FILM CDTE SOLAR CELLS

Missoum, I; Labbani, R (Université Frères Mentouri - Constantine 1, 2013-02-17)

In this work, CdTe solar cells are studied by means of simulation using PC1D program. CdTe material has been selected because of its interesting properties in renewable energies field, especially for photovoltaic applications ...
NEW HYBRID NANOCARRIERS BASED ON CHITOSAN, CYCLODEXTRINS AND HYDROXYAPATITE FOR SUSTAINED DRUG DELIVERY OF POORLY DRUGS USED ON THE TREATMENT OF CANCERS BY PHOTODYNAMIC THERAPY (PDT).

BenMihoub, A; Bal, Y (Université Frères Mentouri - Constantine 1, 2013-02-17)

Encapsulation of hydrophobic porphyrin derivative as photosensitizers (PS) into different forms of nanoparticles (NP) is of a concern in this study for drug delivery and targeting in cancer photodynamic therapy (PDT) ...
THE INVESTIGATION OF THE PRANDTL NUMBER EFFECT ON MIXED CONVECTION IN THERMAL DEVELOPMENT IN A CYLINDRICAL DUCT

Bouhalassa, A; Boufendi, T (Université Frères Mentouri - Constantine 1, 2013-02-17)

This study concernsanumerical simulationofthree-dimensionalconjugateheat transferin ahorizontal pipe heatedby Joulean effectthroughits entire thickness.The mixed convection in the fluid domain is combined with heat ...

Browsing First International Conference on Renewable Energies and Nanotechnology impact on Medicine and Ecology by Issue Date

Browsing First International Conference on Renewable Energies and Nanotechnology impact on Medicine and Ecology by Issue Date

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