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Numerical simulation analysis of Guixi copper flash smelting furnaceLI Xinfeng, MEIChi, and XIAO Tianyuan National CIMS Engineering Research Center, Tsinghua University, Beijing 100084, China... and pyrite particles coupled with momentum, heatand mass transfer between the particle and gas in a flash smelting furnace is presented. In the simulation, the equations gov-erning the gas flow are solved......
Numerical modeling of Jinlong CJD burner copper flash smelting furnaceXinfeng Li, Chi Mei, and Tianyuan Xiao National CIMS Engineering Research Center, Tsinghua University, Beijing 100084, China... concentrate burner flash smelting furnace have been investigated by numerical modeling and flow visualization. The modeling is based on the Eulerian approach for the gas flow equations and the Lagrangian......
J. Cent. South Univ. (2012) 19: 424-432 DOI: 10.1007/s11771-012-1021-6 Multiple linear system techniques for 3D finite element method modeling of direct current resistivity LI Chang-wei(李长伟)1, 2... finite element method (FEM) modeling of direct current (DC) resistivity were discussed. A global stiff matrix is assembled and stored in two parts separately. One part is associated with the volume......
. [9] LU Xiong-gang, ZOU Xing-li, LI Chong-he, ZHONG Qing-dong, DING Wei-zhong, ZHOU Zhong-fu. Green electrochemical process solid-oxide oxygen-ion-conducting membrane (SOM): Direct extraction of Ti-Fe... inside ilmenite particle with the beneficiation of metal iron, titanium, and magnesium in the hydrogen reduction process. Unlike the hydrogen direct reduction, the dense layer can not form......
Ya-long, SU Bo-wen, et al. Mineralogical characteristics and oxygen pressure acid leaching process of copper smelting slag[J]. The Chinese Journal of Nonferrous Metals, 2021, 31(3): 765-774. DOI... zinc ore[J]. Journal of Metals, 1976, 28(2): 8-12. Mineralogical characteristics and oxygen pressure acid leaching process of copper smelting slag SHI Gong-chu, LIAO Ya-long, SU Bo-wen, XI Jia-jun......
Pilot scale test of producing nickel concentrate from low-grade saprolitic laterite by direct reduction-magnetic separationZHENG Guo-lin(郑国林)1, ZHU De-qing(朱德庆)1, PAN Jian(潘建)1, LI Qi-hou(李启厚) 2... section of grinding-magnetic separation. The enriched Ni containing concentrate has a low content of S and P, and can be used for further processing to produce high-grade ferronickel alloy.Key words......
J. Cent. South Univ. (2020) 27: 3667-3683 DOI: https://doi.org/10.1007/s11771-020-4562-0 Elbow precision machining technology by abrasive flow based on direct Monte Carlo method LI Jun-ye(李俊烨), ZHU... by combining theory, numerical and experimental methods. The direct simulation Monte Carlo (DSMC) method and the finite element analysis method were combined to reveal the random collision of particles......
Trans. Nonferrous Met. Soc. China 22(2012) s813-s819 Process analysis of direct laser melting to fabricate layered hybrid beads Jeong-hwan JANG1, Sung-min MUN1, Tae-hyun KIM1, Young-hoon MOON1 School...; surface roughness; direct laser melting process; layered hybrid beads 1 Introduction Rapid prototyping has used to form near-net-shape objects of resin, ceramics, metals and their composites directly......
ARTICLE J. Cent. South Univ. (2019) 26: 2175-2184 DOI: https://doi.org/10.1007/s11771-019-4164-x A pre-warning system of abnormal energy consumption in lead smelting based on LSSVR-RP-CI WANG Hong... studies on the lead smelting industries which usually have a huge energy consumption are rarely reported. Therefore, a pre-warning system was established in this study based on the intelligent prediction......
. Production practice on treatment of waste lead acid battery with oxygen enriched bottom blowing by Henan Yuguang gold and lead[J]. Nonferrous Metals Engineering, 2013, 3(5): 33-35. [27] 汪振忠, 柯昌美, 王 茜. 废铅酸...冷却收尘后达标排放,工艺流程如图2所示. 4.2 原料 实验原料是废旧铅酸蓄电池拆解产物废铅膏,首先用水洗涤至pH=6.8,然后于110 ℃烘干后磨细以保证其粒径小于80 μm,其主要化学成分见表2. 图2 类铝冶金的废铅膏低温还原清洁炼铅工艺流程图 Fig. 2 Flow sheet of lead clean smelting from waste......