نتایج جستجو برای: automotive panel forming

تعداد نتایج: 215257  

Journal: :international journal of automotive engineering 0
m. manteghi malek –e ashtar university b. abdi tarbiat modarres university a.a. tofigh tarbiat modarres university

this article aims at strategic vision to technology and suggests a strategic planning for this purpose. the main emphasis in this article is on strategic report compilation in the framework of strategic vision and covers issues such as identification of strategic planning dimensions and strategic vision levels, technology priority setting, environment monitoring, focus on costumer needs, method...

Journal: :Europan journal of science and technology 2021

Aluminium alloys are one of the most preferred materials in automotive industry due to their properties such as easy recyclability, formability and high specific strength. 6XXX especially used parts good mechanical corrosion fatigue strength.6XXX cast billets or ingots by continuous casting methods. The subjected homogenization heat treatment shaped extrusion, respectively. During extrusion for...

Journal: :مدیریت صنعتی 0
علی محقر دانشگاه تهران محمد رضا مهرگان دانشگاه تهران محمدرضا نازآبادی

applying robust optimization to solve product mix problem in automotive industries in this article, applying robust optimization in product mix problem in automotive industries is presented. the problem includes determining both the quantity and the identification of each product to produce to maximize profit. at first, the deterministic model will be presented. then, robust model of product mi...

Journal: :International Journal of Computational Materials Science and Surface Engineering 2018

Journal: :Metals 2023

In the present work, inclusion analyses were carried out for inclusions in tundish samples and 28 m transition slabs produced during ladle exchange of heats A B. At beginning heat B steel casting, 12th meter casting was position mold meniscus. The number densities containing TiN Al2O3+TiN increased significantly from to 22nd meter, while Al2O3 markedly 13th 20th meter. Therefore, length whose c...

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...

2009
Daqing Shen Ruiqiang Wang Nan Yi

In this article, we studied the convergence of regional economic growth in Beijing. We divided 18 districts and counties in Beijing into four economic regions, utilized the method of Gini coefficient decomposition to educe the σ -convergence didn’t exist in the regional economic growth of Beijing. At the same time, we utilized the panel data model and the spatial panel data model analysis to ed...

Journal: :Journal of education technology 2022

Industrial revolution 4.0 changes the pattern of human life. One is essential skills that workers must master. The automotive world experiencing rapid development, so entering this field be prepared carefully. As a transfer knowledge and forming reliable workforce candidate, teachers know will taught to students face challenges industrial 4.0. This study aims analyze literacy level SMK majoring...

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