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Dendritic Growth Pattern and Dendritic Network Distortion in the Platform of a Ni-based SuperalloyXiaoli Zhang,Yizhou Zhou,Yanyun Han,Tao Jin,Xiaofeng SunInstitute of Metal Research, Chinese Academy of Sciences摘 要:The pattern of dendritic growth and distortion of dendritic network in the platform have been investigated by one mold casting with different......
; accepted 28 April 2014 Abstract: The experiments and numerical simulation were conducted for ZL205A aluminum alloy cylindrical shell casting. The formation mechanism of the linear segregation produced...: cylindrical shell casting; linear segregation; formation mechanism; criterion; control method 1 Introduction As one of the high strength cast Al-Cu alloys [1], ZL205A, has been widely used......
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Effects of argon gas flow rate and guide shell on oxygen concentration in Czochralski silicon growthREN Bingyan ZHAOLong,ZHAO Xiuling, WANG Huixian, CAO Zhongqian, ZHU Huimin,and FU Hongbo School... 650033, China摘 要:<正>φ200 mm silicon single crystals were grown in the φ450 mm hot zone of a Czochralski (CZ) furnace. By modifying the pattern......
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New method of direct chill casting of Al-6Si-3Cu-Mg semisolid billet by annulus electromagnetic stirring TANG Meng-ou(汤孟欧), XU Jun(徐 骏), ZHANG Zhi-feng(张志峰), BAI Yue-long(白月龙) General Research Institute for Nonferrous Metals, Beijing 100088, China Received 13 May 2010; accepted 20 June 2010 Abstract: The electromagnetic direct chill (EMDC) casting process is a well-established production......
Engineering, University of Science and Technology Beijing, Beijing 100083, China) Abstract: To realize the control of the shell thickness at the mould exit control in continuous casting process... of mould multivariable system in continuous casting process and its control LI Zhuang-ju1, WANG Yun-jian2, XIAO Lei3 (1. School of Electric and Information Engineering, Beijing University......
of computational algorithms to create a simulator for solving the heat transfer during the continuous casting process of steel.The temperatures and the solid shell thickness profiles were calculated and displayed on the screen for a billet through a defined continuous casting plant(CCP).The algorithms developed to calculate billet temperatures,involve the solutions of the corresponding equations for the heat......
Heat-transfer model on the improvement of continuous casting slab temperatureHongming Wang Guirong Li and Junjie Wang1) School of Materials Science and Engineering, Jiangsu University, Zhenjiang... by the measured slab surface temperature. The influences of the main operating factors including casting speed, spray cooling patterns, superheat of melt and slab size on the solidification process......
节能型钢壳铝芯阳极爪节电效果王晓鸣1,肖运红1,王学超1(1.广西壮族自治区南宁市广西壮族自治区农业机械研究院)摘 要:分析钢壳铝芯阳极爪结构和制造工艺,对比已推广应用钢壳铝芯阳极爪与铸钢爪的节电效果,对存在的问题提出了解决方法并取得了良好效果.关键词:冶金技术; 钢壳铝芯阳极爪; 渗铝; 节电......