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J. Cent. South Univ. (2016) 23: 1890-1898 DOI: 10.1007/s11771-016-3244-4 Influence of hydrogen-enriched atmosphere under coke oven gas injection on reduction swelling behaviors of oxidized pellet... reduction swelling behaviors and reaction mechanism of oxidized pellet in hydrogen-enriched atmosphere under coke oven gas injection. In this work, the effects of hydrogen concentration in N2-CO-H2......
Influence of hydrogen concentration on Fe2O3 particle reduction in fluidized beds under constant drag forceLei Guo,Han Gao,Jin-tao Yu,Zong-liang Zhang,Zhan-cheng GuoState Key Laboratory of Advanced... capabilities of different gas ratios was used to explore the influence of temperature and hydrogen concentration on fluidizing duration,metallization ratio,utilization rate of reduction gas,and sticking......
and products prepared by carbon assisting hydrogen reduction of precursor at different temperatures for 1 h 偏钨酸铵粉末与葡萄糖以W,C摩尔比1:2.6的比例混合煅烧后制备的前驱体以及前驱体分别在700,750,800 ℃下还原1 h后产物的SEM像如图2所示.由图2(a)中可以看出,前驱体粉末呈...SEM像 Fig. 2 SEM images of products prepared by carbon assisting hydrogen reduction of precursor with tungsten carbon molar ratio of 1:2.6 at different temperatures for 1 h 而C与H2O反应生成的CO会与W发生反应生成......
of 30 mA/g. Key words: sodium vanadate; hydrogen reduction; nanowire array; lithium-ion battery Cite this article as: XU Xue-liu, LI Guang-zhong, FU Ze-wei, HU Jun-tao, LUO Zhi-ping, HUA Kang, LU Xue-qin... vanadate for lithium-ion battery 4 Conclusions VO2 and NaV2O5 composite nanowire arrays are successfully prepared by a reduction reaction of Na5V12O32 nanowire arrays in hydrogen atmosphere. Samples......
Hydrogen Reduction of Tungsten Oxides Part Ⅰ:Reduction of WO2.90,W20O58 and WO3Tang Xinhe Cao Rongjiang Chen Hongyu Sun Xu General Research Institute for Non-ferrous Metals,Beijing Tang Xinhe now works in Institute of Chemical Metallurgy,Academia Sinica,P.O.Box 353,Beijing,China.摘 要:<正> The hydrogen reduction of tungsten oxides WO2.90,W20O58......
to be 71.2 and 80.3kJ/(mol·K), respectively. The improvement in hydrogen sorption rate and and reduction in activation energy can be attributed to the addition of TiO2. Key words: Mg-based hydrogen...J. Cent. South Univ. Technol. (2009) 16: 0876-0880 DOI: 10.1007/s11771-009-0145-9 Hydrogen sorption properties of nanocrystalline Mg2FeH6-based complex and catalytic effect of TiO2 LIU Yi(刘 燚......
,成功制备碲化镉粉末. 关键词:碲化镉粉末;共沉淀;氢气还原 中图分类号:TF114.1 文献标志码:A CdTe powder prepared by coprecipitation-hydrogen reduction method LIU Yuan, ZHENG Ya-jie, SUN Zhao-ming (School of Metallurgy and Environment, Central South University, Changsha 410083, China) Abstract: CdTe powder was prepared by the coprecipitation-hydrogen reduction method using high purity CdCl2, TeCl4 and ammonia......
Sticking of iron ore pellets in direct reduction with hydrogen and carbon monoxide: Behavior and preventionYI Ling-yun(易凌云), HUANG Zhu-cheng(黄柱成), LI Tie-hui(李铁辉), JIANG Tao(姜涛) (School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China)Abstract:A series of reduction experiments of iron ore pellets with hydrogen, carbon monoxide and their mixture were......
Trans. Nonferrous Met. Soc. China 23(2013) 841-848 Production of nanocrystalline silver particles by hydrogen reduction of silver nitrate aerosol droplets EBIN, Elif YAZICI, Sebahattin... were produced by hydrogen reduction of silver nitrate aerosol droplets formed by high frequency ultrasonic generator. The dependences of the particle size, morphology and crystallite size......
-temperature solid oxide fuel cells: Electrochemical properties and oxygen reduction reaction kinetics [J]. International Journal of Hydrogen Energy, 2017, 42(38): 24412-24425. DOI: 10.1016/j.ijhydene... J. Cent. South Univ. (2021) 28: 1305-1315 DOI: https://doi.org/10.1007/s11771-021-4698-6 Porous layered La0.6Sr0.4Co0.2Fe0.8O3 perovskite with enhanced catalytic activities for oxygen reduction XU......