الهندسة
الفئة: الهندسة
ادارة مصادر توليد الطاقة الموزعة بمستشفى كمال عدوان : كدراسة حالة pdf
ملخص الدراسة: The availability and continuity of electrical power sources in sensitive building like hospitals is very important issue. Due to the unstable power grid conditions in Gaza Strip, inefficient amount from the main electrical power supplied by public grid, and risk of electrical power fault occurring daily, sensitive building are provided with extra alternative […]
تصميم متحكم ضبابي لدائرة تحويل ذات ثلاثة اطوار من نوع qoasi z source pdf
ملخص الدراسة: Inverters are used widely nowadays because of many of renewable energy source available. These energy source can provide DC voltage like solar panels and the real need of storage energy devices as batteries which also provide DC voltage. Traditional DC-AC inverters have main limitation, this limitation is that AC output voltage is limited […]
المتحكم المنطقي الضبابي الهجين مع امثلية بحث البكتيريا عن الطعام لتنظيم الجهد الخارج من محول زيتا pdf
ملخص الدراسة: Renewable energy sources are usually connected to the power grid via power converters. Zeta converters are very important for microgrid and smart grid applications, and are used in other applications such as power quality improvements, power factor correction, and industrial applications. Choosing Zeta converter alone is not enough since the converted output voltage […]
تحسين سعة نظام التراسل لموجات الراديو عبر الالياف الضوئية باستخدام تقنية مضاعفة تقسيم الترددات المتعامدة الضوئية و الاكتشاف المباشر pdf
ملخص الدراسة: The next generation of access networks is rushing the needs for the convergence of wired and wireless services to offer end users greater choice, convenience and variety in an efficient way. This scenario will require the simultaneous delivery of voice, data and video services with mobility feature to serve the fixed and mobile […]
نظام الارسال الثنائي للشبكات الضوئية متعددة الاطوال الموجية pdf
ملخص الدراسة: Passive Optical Network (PON) have garnered interest in recent years from network providers and researchers alike owing to their tremendous economic advantages for application in last mile services and optical sensing. PONs introduces a good data transmission rate and large bandwidth. We have demonstrated a bidirectional PON system based on a reflective semiconductor […]
تحسين هوائي احادي القطبية و هوائي مستوي بشكل مقلوب F للشبكات اللاسلكية على جسم الانسان مع ميزات التنوع pdf
ملخص الدراسة: Wireless body area network (WBAN) has become a major field of interest for researchers due to the increasing applications in personal communications systems, where devices can be carried in the user’s pockets or attached to the user’s body. In any wireless device, the performance of radio communications depends on the design of an […]
قراءة العدادات الذكية بالاعتماد على بروتوكول DLMS/COSEM pdf
ملخص الدراسة: This research project aims at designing a system for Managing Electrical Grids based on Power Line Communication Carrier (PLCC). A comprehensive study and investigation for the relevant hardware equipment and software protocols is conducted. Three case studies of similar work of pilot projects are analysed from Palestine in Gaza strip and West bank […]
تصميم هوائي مع دائرة تقويم لتطبيقات حصاد طاقة الميكروويف pdf
ملخص الدراسة: ABSTRACT Energy harvesting technology has received a lot of attention as the demand of long life span of energy source increase. Towards that, Rectenna (Rectifier Antenna) or Energy Harvesting system is designed in the current work and it consists of antenna, matching circuit and a rectifier circuit. Microstrip patch antenna where designed to […]
تصميم سطح انتقائي لمنع ترددات الخلوي pdf
ملخص الدراسة: The purpose of this project is to design novel structures of frequency selective surfaces (FSS). FSSs have been the subject of intensive investigation for their widespread applications in communication and radar systems. For practical applications, it is desired to realize a FSS with miniaturized elements and a stable frequency response for different polarizations […]
نحو نموذج للعمل الحر – قطاع غزة كحالة خاصة pdf
ملخص الدراسة: E-Commerce in Palestine and particularly in Gaza has been suffering a lot during the last years. As the years pass, the number of unemployed graduates greatly increases. If these unemployed get a chance to play the role of being a productive workforce, then this would enrich the national economy and reduce unemployment rate. […]
