3. Faculté des sciences et de la technologie -- كلية العلوم و التكنولوجيا: التقديمات الحديثة

  • Influence de l’ombrage partiel sur les performances d’un générateur photovoltaïque . 
    BENSALEM, Abderrahman (Université Ziane Achour de Djelfa, 2019-07-10)
    Abstract: The use of PV system as an alternative for electricity generation purposes has increased during the past years, Therefore, forecasting power produced by those kind of PV plants is fundamental for the reliability, ...
  • Etude d'un hacheur entrelacé dédié à un générateur photovoltaïque. 
    Ben Silette, Oussama; Bachar, Abd Elhakim Yacine (Université Ziane Achour de Djelfa, 2019-07-01)
    Abstract: This theme focuses on improving the performance of static converters used as an interface with photovoltaic modules. In this work we present the characteristics (current / voltage) and (power / voltage) of a ...
  • Analyse de donnés ECG pour les appareils de santé portables 
    AMOURI, Ibrahim el Khalil; BOUSSAADIA, Belkacem (Université Ziane Achour de Djelfa, 2019-07-14)
    Abstract The QRS complex detection provides enough information that can be used for pathological dignosis and future ECG signal processing and analysis. After its detection, we can calculate the heart rate, locate the P ...
  • Mesure du rythme cardiaque à partir de signal ECG 
    BOUCHAKOUR, Kherfi; Rakda, Bachir (Université Ziane Achour de Djelfa, 2019)
    INTRODUCTION GENERALE Le traitement des signaux biomédicaux (Biomedical signal processing) est l'une des grandes branches du traitement de signal. Il est utile pour analyser les signaux électriques générés par un système ...
  • Classification des tumeurs cérébrales dans des images Par résonance magnétique (IRM) 
    MEKKAOUI, Belabbes; ZIANE, Mostefa (Université Ziane Achour de Djelfa, 2019-07-14)
    Abstract The data processed in medical imaging are often inaccurate because of the acquisition mode of images or the modeling of knowledge of medicines.When an expert examines one or more medical images, he simultaneously ...
  • modelisation, simulation de signal ECG et application de filtrage numerique 
    Tabakh, Abderrazak; Yazir, Belkheir (Université Ziane Achour de Djelfa, 2019)
    Abstract : The electrocardiogram signal (ECG) iswidelyused as one of the most importanttools in clinical practice to assess the cardiacstatus of the patients, usingelectrodesplaced onthe surface of the body. An ...
  • Application des méthodes de séparation de variables de bruitage signal ECG 
    Ben belkheir, Elias; Boukhalfa, Nadji (Université Ziane Achour de Djelfa, 2019)
    Abstract The noise that appears when measuring an ECG signal can lead to errors in the diagnosis (e.g. interference at 50 Hz with the power of the measuring devices, noise due to the wrong electrode-skin contact, fluctuation ...
  • Etude et conception d'un mécanisme de reconnaissance de forme â base d’un capteur ultrasons 
    Bouzidi, Nour El Houda (Université Ziane Achour de Djelfa, 2019-07-14)
    Abstract The aim of this project is to study and design a shape recognition mechanism based on an Arduino-based ultrasound sensor capable of detecting fixed and moving objects, the work consists in making a general study ...
  • Contribution au dépistage des dysphonies chroniques d’origine laryngée par le traitement du signal vocal 
    Chehilita, Assia; Naouri, Noura (Université Ziane Achour de Djelfa, 2019-07-13)
  • Débrouitage des signaux cardiaque par Le Filtre d’approximation 
    BELMILOUD, Radhouane (Université Ziane Achour de Djelfa, 2019)
    Abstract The ECG signal is the electrical activity of the heart and it reflects the health condition of the cardiovasculair system . The electrocardiographic signals are often contaminated by noise from various sources, ...
  • Filtrage D'un Signal ECG Bruité par Un Filtre PASS-BAS 
    Hamdi, Ayoub (Université Ziane Achour de Djelfa, 2019-09)
    Abstract The ECG signal represents changes in the electrical activity of the heart in terms of time. This signal reflects the health status of the heart system, and is accompanied by several confusions with different ...
  • Segmentation d 'images Médicales Ultrason Par Le Modèle de contour actif 
    Saidani, Ilyas (Université Ziane Achour de Djelfa, 2017-09-21)
    Abstract Image segmentation is an important step in image processing, with many applications such as pattern recognition, object detection, and medical image analysis. It is a technique that separates objects of interests ...
  • Medical image denoising Dual Tree Complex Wavelet Transform 
    YOUSFAOYUI, Mohammed; GOUICEM, Belkacem (Université Ziane Achour de Djelfa, 2019-09-19)
    Abstracet: DT-CWT is a relatively recent discovery of DWT with significant additional features In this study, a comparative analysis is performed between the separate wavelet transformation (DWT) and the wavelet ...
  • Realization and Study of a Three Axis CNC Machine 
    HALITI, Yacine; ATOUSSI, Mahdi (Université Ziane Achour de Djelfa, 2019)
    Abstract In mechanical industry, on the one hand the product design from the specifications of the customer requires a long-term and affects the cost of the product. On the other hand the generation of programs CN for ...
  • Nonlinear Predictive Control of Quadruple Tank Process 
    Bessaoud, Nadjat (Université Ziane Achour de Djelfa, 2019)
    Abstract In this project, we applied nonlinear predictive control to quadruple process using one step ahead nonlinear model predictive control. The objective is to control the liquid level in the tanks 1 and 2. Simulation ...
  • La commande des systèmes non linéaire par mode glissant 
    Kadiri, Khaled (Université Ziane Achour de Djelfa, 2019)
    ABSTRACT In this memory, we have presented a review of the main methods of sliding mode control and studied their performances in controlling nonlinear systems, n order to reduce the chattering phenomenon, we have ...
  • Etude comparative entre la commande prédictive linéaire et commande prédictive non linéaire appliqué au chariot avec pendule 
    Jakboub, Aissa; Saadi, Nadji (Université Ziane Achour de Djelfa, 2019)
    Introduction générale Le but principal de la commande des systèmes, est de pouvoir satisfaire les objectifs définis par le cahier des charges, de manière la plus performante possible. Il s’agit, par exemple, de contrôler ...
  • Analyse de performances de modeDCF du standard IEEE 802.11 
    Rebhi, Ahmed Seif Elislam; Bahloul, Oussama (Université Ziane Achour de Djelfa, 2019-07-14)
    Abstract the IEEE has standardized the 802.11 protocol for Wireless LocalArea Networks. The primary medium access control (MAC) technique of 802.11 is called distributed coordination function (DCF). DCF is a carrier sense ...
  • Mise en oeuvre d'un réseau d'accès passif GPON par simulateur OptiSystem 
    MEGHIT, Ahmed (Université Ziane Achour de Djelfa, 2019-07-06)
    Abstract The optical access networks are currently experiencing a very rapid evolution that accompanies the development of the internet and telecommunication services worldwide. FTTx has diffrent types of technologies ...
  • Acquisition et Traitement signal ECG 
    SABRI, FATNA (Université Ziane Achour de Djelfa, 2019-07)
    Abstract Electrocardiogram (ECG) signal is considered one of the most important tools in clinical practice to evaluate patients cardiac status. The denoising of ECG signals is a very important step in the disease diagnosis ...

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