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  • عليلي, البشير (Ziane Achour University of Djelfa, 2020-12-09)
    في صناعة النفط والغاز ، تعد توربينات الغاز أكبر المعدات المعرضة للأعطال العرضية. وبالتالي ، فإن تقليل تواتر الأعطال وتشخيصها هو الشاغل الرئيسي في سياق مراقبة منشآت الغاز ، بهدف تحسين التشخيص التشغيلي ومراقبة حالة الأعطال ...
  • Lahoual, Mohamed (2024-05-23)
    A communication system transmits information from one place to another, whether separated by a few kilometers or by transoceanic distances. Information is often carried by an electromagnetic carrier wave whose frequency ...
  • خديجة, كبيش (جامعة الجلفة, 2011-04-26)
    This work deals with the white gaussian noise suppression in gray scale images. Particularly, we have presented the bilateral filtering denoising methods. For the sake of clarity, we have created some functions in Matlab ...
  • 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 ...
  • 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 ...
  • خيثر, انيسة (Université de Djelfa - Ziane Achour, 2021-02-20)
    مخطط كهربية القلب (ECG) هو إشارة غير ثابتة وذات تردد منخفض تعكس النشاط الكهربائي الكلي لعضلة القلب. إنه حساس للغاية لأنواع مختلفة من الضوضاء أثناء عملية التسجيل مثل ضوضاء العضلات (MA) وضوضاء التجوال الأساسي (BW) وضوضاء ...
  • FAKROUN, NAIMA (جامعة الجلفة, 2014-11-19)
    The pysical prophéties such as the structural electronic optimal and plastic feature of mg1-x fexo always have been determined via first principales calculation perfound within density fonctional theory
  • FERDJANI, Warda (2014)
    RÉSUMÉ Les bétons autoplaçants sont généralement fabriqués avec des sables alluvionnaires. Les exigences d’environnement, l’impact sur les coûts, l’épuisement des gisements alluvionnaires sont des facteurs qui encouragent ...
  • BESBASI, Belkait; KSENNA, Ben Azouz (Université Ziane Achour de Djelfa / Faculté des Science et de la Technologie, 2024-10-09)
    ABSTRACT Title: Formulation of self-compacting mortar by two approaches volume and mass approaches The main objective of this memory is to study the effect of the volume and mass formulations of MAP on its workability ...
  • Nemri, Ilyes (2016-06-29)
    ABSTRACT Using the finite element method was a very important development in the civil engineering field in recent decades. The aim of this study is made the problem of elasticity by this method with consideration of ...
  • DIF, ZineElabidineCherif; DJERD, Mostefa (2013-09)
    Résumé : L'objectif de ce travail est de formuler un béton autoplaçant BAP à base de granulat locaux (granulats de la région de Djelfa), d'étudier l'influence de rapport (E/C ou E/L) sur le comportement de ce type de ...
  • Bouchemal, Naas (2013-06-29)
    Résumé : L’objectif essentiel de ce travail est de contribuer à l’étude et la formulation d’un béton autoplaçant a base de granulats recyclés. Le travail recouvre, à la fois les aspects théoriques et des aspects expérimentaux ...
  • BOUZID, Ali; ZOUBEIR, Laid (Université Ziane Achour de Djelfa / Faculté des Science et de la Technologie, 2024-10-09)
    Résumé L’éco-BAP est un béton économique et écologique ayant des propriétés semblable au béton autoplaçant classique mais avec un minimum dosage en liant ne dépasse pas 315 kg/m3. L'objectif de ce mémoire est d'établir ...
  • Smaida, Fathi; Etter, Ahmed (Université Ziane Achour de Djelfa, 2019-07)
    Absract: This study consists of improving the mechanical properties of sand concretes from materials existing on the Algerian market and eliminating the disadvantages of sand concrete to ensure its economic value and ...
  • RAGAA, Ali; GACEM, Aya (Université Ziane Achour de Djelfa, 2019-06)
    ABSTRACT Title: Formulation and characterization of silica and limestone self-compacting mortars The main objective of this memory is to study the feasibility of incorporating quarry sand, quartz fillers and Limestone ...
  • علاوي, مروان (Ziane achour university of djelfa, 2023-02-02)
    غالبًا ما تكون التوربينات الغازية آلات دوارة استراتيجية في العديد من المجالات الصناعية، فهي تستخدم في العديد من محطات توليد الطاقة لإنتاج الطاقة الكهربائية وفي محطات ضغط الغاز، إلا أن التوربينات الغازية تتعرض لمشاكل بالغة ...
  • KHADER, Ahmed Rami (Université Ziane Achour/Faculté des Sciences de la Nature et de la Vie, 2023)
    In this work, we relied on the theory of hierarchical analysis, which they based on 5 basic criteria that we selected to know the weights of each of them and enter the latter into the Geographic Information Systems Program ...
  • Hachi Mohamed, Mohamed (Université Ziane Achour – Djelfa – Faculté des Sciences de la Nature et de la Vie, 2024)
  • ربيع, عطية (Ziane Achour University of Djelfa, 2020-06-25)
    تمّ اقتراح نموذج خوارزميّة تحكّم تنبّؤيّة لمحوّلات الطّاقة الكهربائيّة نظرًا لديناميكيّتها الجيّدة، أدائها العّالي، قدرة تتبّعها الآنيّة الدّقيقة وتحديدها مجموعة المدخلات لتوافقيّات التّبديل الممكنة لعاكس الاستطاعة. في ...
  • LAGGOUN, Assia; Kinza Nadia, MOUSS; DRISS, Imen (LAADI, Djelfa University, Algeria, 2017-09-16)
    Planning production problems have been the subject of many authors. We consider a lot of problem Sizing whith two levels. This paper presents a methodology to solve a problem of supply chain of type OWMR (One whare-house ...