نتایج جستجو برای: rolling forming

تعداد نتایج: 132889  

Journal: :The Journal of Experimental Medicine 1996
E J Kunkel U Jung D C Bullard K E Norman B A Wolitzky D Vestweber A L Beaudet K Ley

Leukocyte recruitment during inflammation is achieved through a multistep paradigm that includes margination, selectin-mediated rolling, beta 2 integrin-mediated firm adhesion, emigration, and migration into the site of inflammation. We have used the mouse cremaster muscle as a model of trauma- and cytokine-induced inflammation to study the possible role of intercellular adhesion molecule (ICAM...

Journal: :علوم کاربردی و محاسباتی در مکانیک 0
بهروز زارع محمد بخشی عبدالحمید گرجی سلمان نوروزی

the aim of this paper is to develop a systematic method to analyze the effects of forming parameters on the quality of part formability and determine the optimal combination of the forming parameters for the sheet hydroforming process. in this paper, the effects of four important process parameters namely fluid pressure, friction coefficient at blank/punch interface, gap between die rim block a...

Journal: :Modelling and Simulation in Engineering 2023

The study presents results of computer simulation by finite elements method a new metal forming process combining the deformation billet with round cross-section on radial-shear rolling mill and subsequent twisting in die specific design. To analyze efficiency processing, main parameters stress–strain state are considered: effective strain, stress, average hydrostatic pressure, Lode–Nadai coeff...

اردشیر اسدی خشویی, , عباس همت, ,

To increase mechanized cotton planting in areas with saline irrigation water and crust forming soil in Isfahan Province, assessment of seeders in flatland planting method with or without crust breaking is essential. An experiment was conducted at the Kabootarabad Research Station of Isfahan Research Center to compare the performance parameters of planting equipment in a clay loam soil. Four pla...

Journal: :تولید گیاهان زراعی 0
طیبه جعفریان دانشگاه ایلام علی اکبر مقصودی مود دانشگاه شهید باهنر کرمان

leaf rolling, especially in cereals, mechanisms for reducing the light receiving surface of the leaves to reduce transpiration rate in response to drought caused. to investigate the effect of drought stress on leaf rolling and leaf anatomical characteristics, yield and yield components in field experiment was conducted bahonar university . in this experiment, five varieties of wheat (shole, omi...

Journal: :چغندرقند 0
جواد بهمنش دانشیار گروه مهندسی آب دانشگاه ارومیه، ایران امیر نورجو دانشگاه ارومیه

this study was conducted in split plot design based on a randomized complete block design in naghadeh region, urmia, iran in 2009-10. two sowing patterns including a1) single row planting with 50 cm between-row spacing, and a2) two rows planting on the hill with 40 cm distance and 50 cm between-row spacing (40×50) were allocated to main plots and four furrow compactions including b1) control, b...

Journal: :E3S web of conferences 2021

The process of thermo-mechanically controlled rolling in the conditions Steckel mill Ferriera Valsider plant was developed for first time hot-rolled coils sizes 12 mm × 1510 from steel X65 grade further production electric welded pipes according to API-5L standard. provides carrying out roughing-rolling two stages facilitating forming a smaller austenite grain and therefore more dispersed homog...

ژورنال: علوم آب و خاک 2002
اردشیر اسدی خشویی, , عباس همت, ,

To increase mechanized cotton planting in areas with saline irrigation water and crust forming soil in Isfahan Province, assessment of seeders in flatland planting method with or without crust breaking is essential. An experiment was conducted at the Kabootarabad Research Station of Isfahan Research Center to compare the performance parameters of planting equipment in a clay loam soil. Four pla...

Journal: :Izvestiya Visshikh Uchebnykh Zavedenii. Chernaya Metallurgiya = Izvestiya. Ferrous Metallurgy 2015

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