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. In a completely stirred tank reactor, the mass fraction of copper and total iron extraction reach up to 81% and 56%, respectively. The results also indicate that it is necessary to add a large amount of acid to the pulp to extract copper from chalcopyrite effectively. Key words: bioleaching; moderately thermophilic microorganisms; acclimation; chalcopyrite; shake flask experiment; stirred tank reactor......
; 文献标志码:A 文章编号:1672-7207(2010)01-0015-06 Bioleaching of chalcopyrite by moderately thermophilic mixed microorganisms in stirred tank... thermosulfidooxidans et al. in a stirred tank bioreactor operated at 45 ℃ for 30 d. The parameters such as pH, Eh and concentrations of metal ions were determined and synchronously the method of Polymerase......
基于LS-SVM/PID逆模复合控制在 连续搅拌反应釜中的应用 陈伟利1, 2,范玉刚1, 2,吴建德1, 2,王晓东1,黄国勇1 (1. 昆明理工大学 信息工程与自动化学院,云南 昆明,650500; 2. 云南省矿物管道输送工程技术研究中心,云南 昆明,650500) 摘要:针对化工过程连续搅拌反应釜(Continuously stirred tank reactor, CSTR)中的强非线... squares support vector machine with PID and its application in continuous stirred tank reactor CHEN Wei-li1, 2, FAN Yu-gang1, 2, WU Jian-de1, 2, WANG Xiao-dong1, HUANG Guo-yong1 (1. Faculty......
in a tank stirred by a Rushton turbine at a low clearance [J]. Chemical Engineering and Processing, 2008, 47: 842-851. [9] ZHAO Qiu-yue, ZHANG Ting-an, CAO Xiao-chang, JIANG Xiao-li. RTD curves of tubular... Computational simulation of fluid dynamics in a tubular stirred reactor CAO Xiao-chang(曹晓畅), ZHANG Ting-an(张廷安), ZHAO Qiu-yue(赵秋月) School of Materials and Metallurgy, Northeastern......
shearing influence on the drag reduction rate, diesel is stirred at different rotation speeds in agitator tank. The results are shown in Fig.5. Fig.5 Relationship of drag reduction rate...J. Cent. South Univ. Technol. (2008) 15(s1): 329-332 DOI: 10.1007/s11771-008-374-3 Agitator tank device and drag reduction agent evaluation ZHANG Fan(张 帆)1, 2, XIAO Bo-yuan(肖博元)1, TANG......
Trans. Nonferrous Met. Soc. China 31(2021) 1806-1817 Parametric study of gas-liquid two-phase flow field in horizontal stirred tank Zhi-bin CHEN1, Hong-jie YAN1, Ping ZHOU1, Ping YANG2, Jie-hui DING2..., China Received 24 June 2020; accepted 30 December 2020 Abstract: Based on Fluent software, the gas-liquid two-phase flow in the horizontal stirred tank was simulated with SST k-ω turbulence model......
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g/L) and 5% chalcopyrite concentrate. The domestication process was conducted in a stirred tank at 45 °C, pH value was adjusted to1.5-1.7, and stirring rate was adjusted to 300 r/min. 2.3 Bioleaching The leaching experiment was conducted in a stirred tank with a volume of 10 L, which was connected with an inflatable equipment, and water of 45 °C was used for heat preservation (Fig. 1). Strains......
, FEKNANDO A.Biooxidation of a gold concentratein a continuous stirred tank reactor: mathematical model and optimal configuration [J]. Biochemical Engineering Journal, 2004(19): 33-42. DOI: 10.1016/j... J. Cent. South Univ. (2020) 27: 1416-1423 DOI: https://doi.org/10.1007/s11771-020-4377-z Well-controlled stirring tank leaching to improve bio-oxidation efficiency of a high sulfur refractory gold......
Trans. Nonferrous Met. Soc. China 24(2014) 2650-2659 Experimental and CFD studies of solid-liquid slurry tank stirred with an improved Intermig impeller Hong-liang ZHAO1, Zi-mu ZHANG1, Ting-an ZHANG1... agreement with the experimental data. Key words: CFD; stirred tank; solids suspension; mixing; improved Intermig impeller 1 Introduction In industrial processes, various solid-liquid multiphase flows have......