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J. Cent. South Univ. (2021) 28: 747-759 DOI: https://doi.org/10.1007/s11771-021-4642-9 Moving target detection based on improved ghost suppression and adaptive visual background extraction LIU Ling... background extraction algorithm (ViBe) uses the first frame image to initialize the background model, which can easily introduce the "ghost". Because ViBe uses the fixed segmentation threshold......
Situation and Developing Trend of Rare-Earth Countercurrent Extraction Processes Control 杨辉1,柴天佑1 (1.Research Center of Automation, Northeastern University,Shenyang,110004,China;2.School of Electronics and Electrical Engineering,East China Jiaotong University,Nanchang,330013,China) Abstract:On the basis of the description of the rare-earth countercurrent extraction process, the on-line......
Alkaline extraction characteristics of steelmaking slag batch in NH4Cl solution under environmental pressureZHANG Hui-ning(张慧宁)1, 2, XU An-jun(徐安军)1, 2, HE Dong-feng(贺东风)1, 2, CUI Jian(崔健)3(1. State... Beijing,Beijing 100083, China;3. Ningbo Iron and Steel Co, Ltd., Ningbo 315000, China)Abstract:In order to obtain better carbonation effect, extraction behavior of slag batch is necessary to study......
; Organic acids and inorganic anions in Bayer liquors by ion chromatography after solid-phase extraction ZHONG Fu-jin(钟付金)1, CHEN Xiao-qing(陈晓青)1, ZHANG Shu-chao...-phase extraction, which has high selectivity for removing a large number of metallic ions in the Bayer liquors, and filtered with a 0.45 ?m filter membrane before being injected into the ion......
Solvent extraction of copper and ammonia from ammoniacal solutions using sterically hindered β-diketone HU Hui-ping(胡慧萍), LIU Chun-xuan(刘春轩), HAN Xue-tao(韩雪涛), LIANG Qi-wen(梁啟文), CHEN Qi-yuan(陈启元) School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China Received 13 November 2009; accepted 2 March 2010 Abstract: Extraction of copper and ammonia from Cu2......
Axial mixing and mass transfer characteristics of pulsed extraction column with discs and doughnuts WANG Yue-yun(王悦云), JING Shan(景 山), WU Giu-lin(吴秋林), WU Wei(吴 伟) Institute of Nuclear...> Abstract: The axial mixing is a key factor for design and scaling up of the pulsed extraction column which has strong influence on the mass transfer performances of the pulsed extraction column with discs......
STUDY ON GREY FORECASTING MODEL OF COPPER EXTRACTION RATE WITH BIOLEACHING OF PRIMARY SULFIDE ORE H.C. Jiang1,B.H. Yang1,A.X. Wu2,Y. Xi3,X.S. Chen1 (1.School of Resources & Safety, Central South..., China) Abstract:A model GM (grey model) (1,1) for forecasting the rate of copper extraction during the bioleaching of primary sulphide ore was established on the basis of the mathematical theory......
Extracting vanadium from stone-coal by oxygen pressure acid leaching and solvent extraction DENG Zhi-gan(邓志敢), WEI Chang(魏 昶), FAN Gang(樊 刚), LI Min-ting(李旻廷), LI Cun-xiong(李存兄), LI... ____________________________________________________________________________________________ Abstract: Vanadium extraction from stone-coal was investigated by oxygen pressure acid leaching and solvent extraction......
J. Cent. South Univ. (2016) 23: 3085-3091 DOI: 10.1007/s11771-016-3373-9 Solvent extraction mechanism and precipitation stripping of bismuth (III) in hydrochloric acid medium by tributyl phosphate... and Springer-Verlag Berlin Heidelberg 2016 Abstract: Tributyl phosphate (TBP) was employed for the Bi(III) extraction from hydrochloric acid medium. The effects of extraction time and material concentration......
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