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J. Cent. South Univ. (2020) 27: 542-553 DOI: https://doi.org/10.1007/s11771-020-4315-0 Bearing characteristics and fatigue damage mechanism of multi-pillar system subjected to different cyclic... University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: Aiming to investigate the fatigue damage mechanism and bearing characteristics of multi-pillar system under cyclic......
J. Cent. South Univ. (2016) 23: 1326-1331 DOI: 10.1007/s11771-016-3183-0 Reduction smelting on bismuth oxide residue in FeO-SiO 2-CaO ternary slag system ZHANG Du-chao(张杜超), ZHANG Xin-wang(张新望... in the FeO-SiO 2-CaO ternary slag system. The results show that all the recovery ratios of Bi, Ag, Cu and Pb increase with the increase of reductive coal proportion, reaction temperature and time......
含铟铁矾渣主要化学成分 Table 1 Main chemical components of ammonium jarosite residue bearing indium (mass fraction, %) 图1 含铟铁矾渣的XRD谱 Fig. 1 XRD pattern of ammonium jarosite residue bearing...失率曲线及各元素浸出率如图4~6所示. 图4 含铟铁矾渣在不同温度下焙烧2 h的烧失率 Fig. 4 Mass roasting loss rate of ammonium jarosite residue bearing indium after roasting at various temperatures for 2 h 由图4可知,经350~400 ℃焙烧后,含......
Preparation of doping titania antibacterial powder by ultrasonic spray pyrolysis WEI Shun-wen(韦顺文)1, PENG Bing(彭 兵)1, CHAI Li-yuan(柴立元)1, LIU Yun-chao(刘云超)1, LI Zhu-ying(李竹英)2 1. School...: Doping titania powders were synthesized by ultrasonic spray pyrolysis method from an aqueous solution containing H2TiF6 and AgNO3. The effects of the processing parameters on particle size distribution......
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Enhanced photocatalytic degradation properties of nitrogen-doped titania nanotube arrays DONG Lin(董 林)1, 2, CAO Guo-xi(曹国喜)2, MA Ying(马 莹)1, JIA Xiao-lin(贾晓林)1, YE Guo-tian (叶国...; Abstract: Nitrogen-doped TiO2 nanotubes array were synthesized to improve the photocatalytic efficiency by annealing the anodized titania nanotubes with ammonia at 500 ℃. Detailed structural......
J. Cent. South Univ. (2016) 23: 798-807 DOI: 10.1007/s11771-016-3126-9 Effect of copper slag recovery on hydrometallurgical cut-off grades considering environmental aspects AFSHIN AKBARI1, ESMAEIL... sources of copper. It is not only regarded as a waste but also identified as another resource extracting base metals. Slags are characterized by copper high grade. Thus, slag copper recovery can be led......
J. Cent. South Univ. (2016) 23: 2542-2549 DOI: 10.1007/s11771-016-3315-6 Numerical analysis of loaded stress and central displacement of deep groove ball bearing YANG Lei(杨磊)1, 2, DENG Song(邓松)1, 2... for Automotive Components Technology, Wuhan University of Technology, Wuhan 430070, China; 3. Zhejiang Tianma Bearing Co. Ltd., Hangzhou 310015, China Central South University Press and Springer-Verlag Berlin......
J. Cent. South Univ. Technol. (2008) 15: 824-829 DOI: 10.1007/s11771-008-0152-2 Selective leaching of chromium-containing slag by HCl YANG Zhi-hui(杨志辉), CHAI Li-yuan(柴立元), WANG Yun-yan(王云燕... of Cr(Ⅵ) concentration leached out from chromium-containing slag with HCl as leaching agent, and to study influences of pH, ratio of solid mass to solution volume, flow velocity and temperature on Cr......
Construction of improved rigid blocks failure mechanism for ultimate bearing capacity calculation based on slip-line field theoryZHAO Lian-heng(赵炼恒), YANG Feng(杨峰)(School of Civil Engineering... the ultimate bearing capacity problems of rough foundation within the framework of the upper bound limit analysis theorem. In the velocity discontinuities in transition area, the velocity changes in radial......
