Study on traveling magnetic field casting of sheet components

查看全文 作　　者：Su Yanqing Xu Yanjin Zhao Lei Zhang Tiejun Wu Shiping Guo [1]Jingjie

机构地区：[1]School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China

出　　处：《China Foundry》索引2010年第7卷第3期,共6页

基　　金：supported by NCET050350;the Program of Excellent Team in Harbin Institute of Technology 摘　　要：The distribution of a magnetic field over an inductor used for sheet castings has been investigated experimentally.With an increase in height from the surface, the magnetic field density decreases according to the exponential law.In the transverse direction, the magnetic field density is approximately uniform except near the edges.The magnetic field density is direct proportional to the number of turns multiplied by the current in amperes.Ferro-magnetic material in the upper mould can enhance the magnetic field density.Under the electromagnetic force, the mould-filling process of sheet casings has been studied by physical simulation method.The difference in filling capability between gravity casting and travelling magnetic field casting has been studied.The electromagnetic force can enhance the filling process, but it also brings a problem.With an increase in the magnetic field density, the surface quality of the aluminum alloy sheet castings becomes poor.The reason is discussed. 关键词：扔的旅行磁场磁场密度铸造充满的过程表铸造物

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Study on traveling magnetic field casting of sheet components

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耦合文献(104)

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