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；雷诺应力模型；流场；气体搅拌；数值模拟 中图分类号:TF845 文献标志码:A Numerical simulation of flow field in rare earth electrolysis cell LIU Zhao, LI Zong-an, ZHANG Xiao-wei, PANG Si-ming, CHEN De-hong...: The flow field of the plug-in cathode structure rare earth electrolysis cell was numerically simulated based on Reynolds stress model (RSM). And the distribution rules of gas fraction and velocity field......
Effect of additive BaO on corrosion resistance of xCu/(10NiO-NiFe2O4)cermet inert anodes for aluminum electrolysis HE Han-bing1, 2, XIAO Han-ning2, ZHOU Ke-chao3 1. School of Metallurgical... anodes were prepared as potential inert anodes for aluminum electrolysis and their corrosion resistance to traditional electrolyte was studied with anodic current density of 1.0 A/cm2......
phase in Na3AlF6-Al2O3 melts. Key words: 10Cu/10NiO-NiFe2O4 cermets; Yb2O3 addition; sintering densification; microstructure; corrosion resistance; aluminum electrolysis ...; 1 Introduction The use of inert anodes for replacement of consumable carbon anodes in Hall-Heroult aluminum electrolysis cells has been a technical and commercial goal for many decades......
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SOEC电解质与氢电极的流延制备,共烧结及性能 邓长生1,张勇1,昝青峰1,葛奔1,徐景明1,林旭平1,马景陶1 (1.清华大学,新型陶瓷与精细工艺国家重点实验室,北京,100084) 摘要:采用流延成型技术同时制备致密固体电解质与多孔阳极半电池坯体,然后采用共烧结技术烧结出半电池.系统地研究了8YSZ陶瓷浆料与氢电极NiO/YSZ浆料的流变学特性.通过DTA和TG曲线确定了半电池的排胶工艺.用扫描电镜观察了半电池的显微结构.在800,850和900 ℃下测试了电池电解性能曲线,且在850,900和950 ℃电解模式下测试了电解质的欧姆阻抗. 关键词:YSZ; NiO; 流延; 高温固体氧化物电解池; YSZ; NiO; tape casting; high-temperature solid oxide electrolysis cell (SOEC); [全文内容正在添加......
is 95.6%, and the purity of Na3AlF6 obtained is 96.4%. Key words: spent pot lining; recovery; chemical leaching; aluminium electrolysis 1 Introduction With a rapid development of the primary aluminium...: 13-25. [3] ZHAI X J, QIU Z X. Applying flotation to separate electrolyte from spent carbon cathode of aluminum electrolysis [J]. Nonferrous Metals, 1993, 45: 38-42. (in Chinese) [4] PERSONNET P......
%CaO doped composites. Key words: 10NiO-NiFe2O4; CaO; electrical conductivity; inert anode; aluminum electrolysis 铝电解工业能耗巨大, 节能降耗是重要课题. 研究开发惰性阳极和可润湿性阴极材料取代目前所用的炭素阳极和炭素阴极, 是实现铝电解工业节能, 降耗与增效的重要途径. 铝电解过程发... and development of inert anode and wettable cathode in the aluminum electrolysis[J]. Light Metals, 2001(5): 26-29. [3]Pawlek R P. Inert anodes: an update[A]. Schneider W. Light Metals[C]. Warrendale: TMS, 2002......
Trans. Nonferrous Met. Soc. China 26(2016) 2925-2929 Effect of sintering atmosphere on corrosion resistance of Ni/(NiFe2O4-10NiO) cermet inert anode for aluminum electrolysis Zhong-liang TIAN, Wei... anode; aluminum electrolysis 1 Introduction For almost 120 years, aluminum has been produced electrochemically by the . This technology uses carbon anode and liquid aluminum cathode to decompose alumina......
电渗析电溶法处理废硬质合金回收金属钴和碳化钨 汤青云1,段冬平2 (1.益阳师范高等专科学校化学系,湖南益阳,413049;2.益阳市粉末冶金总厂,湖南益阳,413000) 摘要:报道了以硫酸为电解质,同时用电溶法和电渗析法处理废硬质合金,回收金属钴和碳化钨的原理和方法. 关键词:电溶法; 电渗析法; 废硬质合金; 金属钴; 碳化钨; electrolysis electroosmosis; hard alloy scrap; cobalt metal; tungsten Carbide; [全文内容正在添加中] ......
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