نتایج جستجو برای: statistical energy analysis

تعداد نتایج: 3544706  

Journal: :journal of sciences islamic republic of iran 0

an analysis of selected fission fragment angular distributions from helium-ion induced fission is made using an exact theoretical expression. theoretical anisotropies obtained with the transition state model are compared with their corresponding values deduced from the statistical scission model. the nuclear moment of inertia extracted from the model calculations are compared with their estimat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

a one dimensional dynamic model for a riser reactor in a fluidized bed catalytic cracking unit (fccu) for gasoil feed has been developed in two distinct conditions, one for industrial fccu and another for fccu using various frequencies of microwave energy spaced at the height of the riser reactor (fccu-mw). in addition, in order to increase the accuracy of component and bulk diffusion, instanta...

Journal: :محیط شناسی 0
سیدجمال فرج ا... حسینی دانشیار گروه ترویج وآموزش کشاورزی دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران، زهرا سلطانی کارشناس ارشد ترویج و آموزش کشاورزی دانشگاه آزاد اسلامی واحد بیرجند فرشته غیاثوند غیاثی استادیار دانشکدة کشاورزی دانشگاه آزاد اسلامی واحد تاکستان

pastures play an important role in protecting environment and ecosystems. unfortunately more than 40 percent of pasturess in the world have been destroyed and 20 percent of destroyed pastures are located in developing countries. application of solar energy could significantly contribute to preserving the pastures. the main purpose of this study was to examine the role of solar energy in protect...

Journal: :تحقیقات مهندسی کشاورزی 0
غلامرضا روحی عضو هیئت علمی گروه مکانیک دانشگاه آزاد اسلامی واحد ایذه میر حسین پیمان استادیار گروه مکانیک ماشین های کشاورزی دانشگاه گیلان سعید مینایی دانشیار گروه مکانیک ماشین های کشاورزی دانشگاه تربیت مدرس

the rice conversion process is an agricultural transformative industry that consumes a great deal of fossil fuel and electricity. in this study, the effect of different factors on energy consumption, energy consumption index and whitening index were investigated. the experimental design was a split plot design with four whitening periods (15, 30, 45, 60s) (main plot), three rice varieties (khaz...

گل پرور, محسن, آتش‌پور, حمید, دوازده‌امامی, حمید , پاداش, فریبا,

This study was conducted aiming to survey role of feeling of energy in relation of evolution leadership with staff contribute in work creativity. Statistical population was employees and staffs of Hier Company who were 525 persons (2009 summer). 332 employees were selected for contribution in the study by quota stratified sampling. Research instruments were 8-question feeling-of-energy question...

Journal: :international journal of architecture and urban development 0
zahra barzegar assistant department of art & architecture, payame noor universtiy (pnu), p.o. box, 19395-3697 tehran, iran. shahin heidari associate professor, faculty of architecture, university of tehran, tehran, iran. morteza asade khalaji ssociate professor, department of environment and energy, science and research branch, islamic azad university (iau), tehran, iran.

in this research multiple-regression analysis with stepwise selection method was employed for investigating the effectof vertical building envelopes solar radiation (evr) on cooling energy consumption (e cooling) in residential sector.the high capacity of solar energy in semi-arid climate (shiraz) can provide a part of buildings required energy. dependson house orientations in two directions of...

Journal: :جغرافیا و توسعه ناحیه ای 0
جعفر معصوم پور سماکوش احمد فجاد

extended abstract 1. introduction ascent rainfall mechanism is “one of the most important factors in leading to various rainfall behaviors in different regions, such as various atmospheric precipitation seen in different time scales” (masoompour, miri, zolfaghari, & yarahmadi, 2013, p. 299). in fact, some of them can be called atmospheric phenomena due to their special nature. one of these atmo...

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