نتایج جستجو برای: مدل hydrus 2d
تعداد نتایج: 203117 فیلتر نتایج به سال:
A laboratory soil column experiment was first conducted to analyze water movement in latosol of sugarcane field under drip irrigation from single-point source at different emitter discharge rates. Next, a mathematical model of soil water movement under drip irrigation from single-point source was built using Hydrus-3D, which could accurately simulate the shape of the wetted soil volume and the ...
PURPOSE To assess the safety and effectiveness of the Hydrus Microstent (Ivantis, Inc, Irvine, CA) with concurrent cataract surgery (CS) for reducing intraocular pressure (IOP) in open-angle glaucoma (OAG). DESIGN Prospective, multicenter, randomized, single-masked, controlled clinical trial. PARTICIPANTS One hundred eyes from 100 patients 21 to 80 years of age with OAG and cataract with IO...
PURPOSE To study the effect on outflow facility and outflow resistance of a nitinol microstent implanted into Schlemm's canal. METHODS Using a constant pressure perfusion method, outflow facility and outflow resistance were measured in 26 pairs of dissected anterior segments from donated human eyes. Measurements were made at perfusion pressures of 10, 20, 30 and 40 mm Hg. The Hydrus Microsten...
خطر های ناشی از سیل بر روی مخروط افکنه با پتانسیل تغییر مکان آبراهه در سرتاسر عرض مخروط افکنه ادغام شده و باعث خسارات فراوانی می گردد. این تغییر مکان جداشدگی (avulsion) نامیده می شود. با توجه به اینکه جریان بر روی مخروط افکنه ها دو بعدی می باشد از یک مدل دو بعدی بنام flo-2d برای شناسایی نواحی با پتانسیل جداشدگی جریان در این پژوهش استفاده گردیده است. این پژوهش بر روی دو مخروط افکنه یکی (فریزی) د...
A field experiment was carried out during the spring season 2020 at University of Baghdad to study effect length and depth drip tape on wetting advance ofsubsurface irrigation system using Hydrus 2D/3D program. The site planted with sunflower in a clay loam texture. installed 0.3m below soil surfacein two lengths; 20m 40m. designed according arrangement split plotsdesign three replications. tre...
Precipitation in arid lands is low and often highly variable; therefore, efficient irrigation the best approach for managing limited water supplies irregular precipitation events establishing seedlings. The HYDRUS-2D/3D software a useful tool simulating content distribution design of subsurface systems, determining proper locations reservoir plant, scheduling maximizing use efficiency. In this ...
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