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SIMULATION ON TEMPERATURE FIELD OF FRICTION STIR WELDED JOINTS OF 2024-T4 Al S.Q. Yang1,J.C. Yan1,S.X. Lü1,W.G. Li1 (1.State Key Laboratory of Advanced Welding Production Technology,Harbin Institute of Technology, Harbin 150001, China) Abstract:e thermal model of FSW based on the thermal elastic-plastic finite element method, and the transient temperature distribution of FS welded joints......
J. Cent. South Univ. (2019) 26: 2717-2728 DOI: https://doi.org/10.1007/s11771-019-4208-2 Investigation on temperature field of unidirectional carbon fiber/epoxy composites during drilling process..., a three-dimensional temperature field prediction model is proposed using finite difference method, based on the partly homogenization hypothesis of material, to predict temperature field in the process......
Effect of TiN/Ti multilayer on fretting fatigue resistance of Ti-811 alloy at elevated temperature ZHANG Xiao-hua(张晓化), LIU Dao-xin(刘道新) Corrosion and Protection Research...) technique for improving fretting fatigue(FF) resistance of the titanium alloy at elevated temperature. The element distribution, bonding strength, micro-hardness and ductility of the TiN/Ti multilayer were......
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High Temperature Performances of Spherical Nickel Hydroxide with Additive Y2O3 阎杰1,叶茂1,米欣1,高学平1,魏进平1 (1.Institute of New Energy Material Chemistry, Nankai University, Tianjin 300071, China) Abstract:The effect of Y2O3 as additive to the positive electrode on the high-temperature performances of the Ni-MH batteries was studied. The specific capacities of the positive electrode in Ni-MH battery......
Numerical simulation of temperature field during selective laser sintering of polymer-coated molybdenum powder BAI Pei-kang(白培康), CHENG Jun(程 军), LIU Bin(刘 斌), WANG Wen-feng(王文峰... laser sintering was introduced. Based on the research of laser heating property, powder thermal physics parameters and laser sintering process, a numerical model of the temperature field during length......
Rare Earth Doped Optical Fibers for Temperature Sensing Utilizing Ratio-Based Technology Geng Likun1,Wang Yutian1 (1.Electrical Engineering Institute, Yanshan University, Qinhuangdao 066004, China) Abstract:A new and practical fluorescence temperature detecting system based on fluorescence intensity ratio was proposed. The background theory of fluorescence intensity-ratio method was presented......
Effect of Yttrium on Microstructures and Properties at Elevated Temperature of Mg-0.8Zr-0.35Zn Alloys 王海波1,宁志良1,刘洪德2,梁维中1,刘洪汇2 (1.School of Metal Materials,Harbin University of Science... and aging treated Mg-0.8Zr-0.35Zn alloys at elevated temperature(250 ℃)were investigated by the use of XJG-04 optical microscopy,JCXA-733 electron probe,D/max-rB X-ray diffractometer(XRD)and WDW-200......