Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Firas A. Hadi"'
Publikováno v:
Przegląd Naukowy Inżynieria i Kształtowanie Środowiska, Vol 29, Iss 1, Pp 37-53 (2020)
Renewable energies have the potential to provide relatively clean energy, mostly for domestic energy. Wind power generation is expected to rise in the near future and has grown exponentially over the past decade in many countries. The most important
Externí odkaz:
https://doaj.org/article/57f02e1ba9db400789981872ded65bfe
Publikováno v:
Al-Iraqia Journal for Scientific Engineering Research, Vol 1, Iss 1 (2022)
For high step-ratio connectivity in direct current (DC) grid applications, a modular (DC-DC) converter (MDCC) has been proposed. To improve the performance of the MDCC, this paper discusses a trapezoidal current modulation (TCM). Com-paring with step
Externí odkaz:
https://doaj.org/article/ef9581a1b9f4464aa5dd43e4d9e87821
Publikováno v:
AIP Conference Proceedings; 2024, Vol. 3009 Issue 1, p1-10, 10p
Publikováno v:
المجلة الدولية للعلوم الإنسانية والاجتماعية, Iss 15 (2020)
كان الغرض من البحث هو التدريس بنموذج المكعب ومعرفة أثره في التمثيل المعرفي في كتاب الفيزياء لطلاب الصف الرابــــع العلمــــي اعتمد البا
Externí odkaz:
https://doaj.org/article/8163e3142201415bba944a7c5ea9e8a0
Autor:
null L. Firas Hazim Hadi
Publikováno v:
journal of the college of basic education. 2:761-776
يهدف البحث للتعرف على مهارات التعليم الالكتروني لدى مدرسي الفيزياء وعلاقتها بمعايير التعليم النشط, وقد اجري البحث في العام الدراسي (2020- 20
Publikováno v:
Journal of Engineering, Vol 22, Iss 7, Pp 108-117 (2016)
Efficient cuttings transport and hole cleaning are very important factors for obtaining an effective drilling operation. In an inclined and horizontal drilling, hole cleaning issue is a common and complex problem. The scope of this research is to s
Externí odkaz:
https://doaj.org/article/511a5fd00cad4f74b22e7315246276a6
Publikováno v:
Iraqi Journal of Science. :2813-2823
The main objective of this paper is present a novel method to choice a certain wind turbine for a specific site by using normalized power and capacity factor curves. The site matching is based on identifying the optimum turbine rotation speed paramet
Publikováno v:
Iraqi Journal of Science. :322-332
In this study, a preliminary economic feasibility study of the project of wind power at the site of Al-Shehabi (Wasit-Iraq) was conducted using measured wind data at altitudes of 10, 30, 50 and 52 m per 10 minutes. For the purpose of comparison, data
Publikováno v:
International Journal of Power Electronics and Drive Systems (IJPEDS). 13:2277
The most critical problem of the modular DC-DC converter (MDCC) is the voltage balancing of the submodule (SM) capacitors, the MDCC with stepped 2-level modulation has been developed and presents a good solution, however, this type of modulation has
Publikováno v:
Iraqi Journal of Science. :1259-1265
Wind energy is becoming one of the renewable energy that has attracted great attention all over the world. This research work aims to build a map by which the user can have a thought about the number of generation hours of electricity from wind throu