نتایج جستجو برای: hot rolling

تعداد نتایج: 97515  

Journal: :international journal of iron & steel society of iran 2015
a sonboli m. r. toroghinejad h. edris j. a. szpunar

in this study, the effect of cold rolling process on the microstructure and texture evolution in 1wt. % si non-orientedelectrical steel was investigated. for this purpose, all samples were processed through single-stage hot rolling at1100 ° c and two-stage cold rolling (cross rolling and unidirectional rolling) with intermediate annealing at 650 °cfor 35 seconds. finally, all of them were fully...

In this paper, the microstructure and mechanical properties of the plain carbon steel-bronze interface of explosive welding and rolling were investigated. Explosive connection was done at two stop distances and with two different thicknesses of explosive material. Rolling of the welded composite was done at both ambient and preheated temperatures of 300 °C and with a constant thickness reductio...

In this paper, the microstructure and mechanical properties of the plain carbon steel-bronze interface of explosive welding and rolling were investigated. Explosive connection was done at two stop distances and with two different thicknesses of explosive material. Rolling of the welded composite was done at both ambient and preheated temperatures of 300 °C and with a constant thickness reductio...

1998
Antonio Augusto Gorni

This work describes the application of neural networks in the modeling of hot rolling processes. This relatively new technique of Artificial Intelligence was conceived more than fifty years ago, but it only became really feasible with the arrival of low cost computer processing power. The first papers about its utilization in the hot rolling field were published about six years ago. Although th...

Journal: :روش های عددی در مهندسی (استقلال) 0
محمود سلیمی و حمیدرضا ملک m. salimi and h. r. malek

this paper is concerned with investigations into the effect of tension between the stands of the finishing mill on width control in a hot rolling process. an analysis is given to predict satisfactorily the variation in width due to spreading and also due to strip tension between the stands. wusatowskis model which is developed to give an account of spreading is specified and a similar model to ...

Journal: :Transactions of the Japan Society of Mechanical Engineers 1961

A Sonboli, H. Edris, J. A. Szpunar M. R. Toroghinejad

In this study, the effect of cold rolling process on the microstructure and texture evolution in 1wt. % Si non-oriented electrical steel was investigated. For this purpose, all samples were processed through single-stage hot rolling at 1100 ° C and two-stage cold rolling (cross rolling and unidirectional rolling) with intermediate annealing at 650 °C for 35 seconds. Finally, all of them were fu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده مهندسی مکانیک 1385

بررسی تجربی و عددی پارامترهای مختلف نورد هدف تعریف این پروژه می باشد. نتایج تجربی با استفاده از نتایج تجربی بر گرفته از مقالات معتبر و یا آزمایشات انجام گرفته بر روی دستگاه نورد ساخته شده در دانشگاه علم و صنعت استخراج شده است. نتایج عددی جهت اعتبار بخشی نتایج تجربی نیز با شبیه سازی فرآیند نورد در نرم افزار abaqus بدست آمده است. در بخش اول کار اثر کاهش ضخامت های کم بر نیروی نورد مورد بررسی قرار...

2006
Miguel Angel Gama Mahdi Mahfouf

The application of Generalised Predictive Control (GPC) for an experimental hot-rolling mill is presented in this paper. GPC has been implemented to provide the mill with good speed control and regulation when steel and aluminium hot-rolling experiments are carried out. Using an identification mechanism, GPC first estimates the mill’s model and predict the future behaviour of the rolling speed ...

2008
Zhang Wei

Hydraulic bending roll system has become one of key equipments to control the exit strip shape in strip rolling mills. The hydraulic bending roll system of a hot rolling mill was researched and analyzed, and its mathematics models were founded in whole based on the action principle of some representative hydraulic components. At last, the hydraulic bending roll system was simulated with MATLAB ...

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