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NUMERICAL SIMULATION AND EXPERIMENT OF CAVITY GROWTH DURING SUPERPLASTIC BULGING OF MAGNESIUM ALLOY ZK60 Y.D.Yu1,H.R.Zheng1,K.F.Zhang1,D.M.Jiang1 (1.Department of Materials Engineering, Harbin Institute of Technology, Harbin 150001, China) Abstract:Numerical simulation and experimental studies on cavity growth were carried out during the bulging process of superplastic magnesium Alloy. A three......
Superplasticity and Superplastic Bulging Behavior of ZrO2/Ni Nanocomposite丁水Aerospace Research Institute of Materials and Processing Technology摘 要:ZrO2/Ni nanocomposite was produced by pulse electrodeposition and its superplastic properties were investigated by the tensile and bulging tests. The as-deposited nickel matrix has a narrow grain size......
Annulus electromagnetic stirring for preparing semisolid A357 aluminum alloy slurry BAI Yue-long(白月龙), XU Jun(徐 骏), ZHANG Zhi-feng(张志峰), SHI Li-kai(石力开) General Research Institute... slurry prepared by annulus electromagnetic stirring(AEMS) technology were investigated. The results show that low pouring temperature and narrow annulus gap are advantageous to obtaining the small......
Investigation of Out-Phase Electromagnetic Casting of Aluminum Alloy () 摘要:The influences of out-phase electromagnetic field on the as-cast structure of horizontal direct chill casting aluminum alloy ingot were experimental by and numerical by studied. The results of numerical analysis show that the interaction of the out-phase electromagnetic field and the melt can generate......
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Electromagnetic wave propagation of wireless capsule endoscopy in human bodyLIM Eng-Gee, WANG Zhao(王炤), CHEN Jin-hui(陈瑾慧), TILLO Tammam, MAN Ka-lok(Department of Electronic and Electrical Engineering... of the electromagnetic wave propagation in human body. Investigation of performance of WCE communication system was carried out by studying electromagnetic (EM) wave propagation of the wireless capsule endoscopy......
Deformation behavior of A6063 tube with initial thickness deviation in free hydraulic bulging YANG Lian-fa(杨连发)1, 2, GUO Cheng (郭 成)1, DENG Yang(邓 洋)2 1. School of Mechanical Engineering... 2006 Abstract: Experiment on seamless tubes of aluminum alloy A6063 with initial thickness deviation of 0–20% was conducted through a free hydraulic bulging with tube ends free. The influence of initial......
Effect of Magnetic Suspension Force in Electromagnetic Stirring on Microstructure of Al-Si Alloy () 摘要:Based on Maxwell equations, the Lorentz force in Al-Si alloy melt was calculated during the process of electromagnetic stirring using analytic approximation method. The effects of magnetic suspension force on the microstructure of Al-Si alloy were given under different electromagnetic......
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in non-isothermal viscous pressure bulging of aluminum alloy sheet using ductile fracture criterion WANG Zhong-jin(王忠金), LIU Jian-guang(刘建光), LI Yi(李毅) School of Materials Science and Engineering... viscous pressure bulging (VPB). Utilizing the coupled thermo-mechanical finite element method combined with ductile fracture criterion, the calculations were carried out for non-isotherm VPB......