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material for lithium ion battery[J]. Journal of Power Sources, 2013, 232: 348-352. [12] 张永禄, 尹飞, 揭晓武, 等. 碱循环浸出法分离废旧锂离子电池中铝的研究[J]. 有色金属(冶炼部分), 2018(12): 22-26. ZHANG Yonglu, YIN Fei, JIE Xiaowu, et al...瑞, 常毅, 等. 废旧锂离子电池三元正极材料酸浸研究[J]. 电池, 2017, 47(2): 105-108. ZHU Xianfeng, ZHAO Ruirui, CHANG Yi, et al. Study on the acid leaching of ternary anode materials in spent Li-ion battery[J]. Battery......
世界锂业新产品Li张文钲西北有色金属研究院摘 要:介绍了世界锂工业的发展近况,以及锂离子电池,锂陶瓷,铝锂合金,锂复合材料,锂医药和锂橡胶等新产品.关键词:锂离子电池;锂陶瓷;铝锂合金;锂复合材料;锂医药;......
(难)溶第二相尺寸仍较大,并沿挤压方向排列分布.组织的方向性会造成其挤压材性能表现出各向异性;存在的粗大第二相也易在受力后成为裂纹产生和扩展的源头,影响材料的性能. 图2 2099铝锂合金挤压材固溶态组织 Fig. 2 Microstructure of 2099 Al-Li alloy extrusion materials after solid-solution...导致了合金伸长率下降. 图3 2099铝锂合金挤压材拉伸断裂试样 Fig. 3 Tensile failure samples of 2099 Al-Li alloy extrusion materials at (121 ℃, 14 h)+(181 ℃, 48 h) 图4 不同热处理状态2099铝锂合金挤压材应力-应变 曲线......
J. Cent. South Univ. (2018) 25: 1340-1349 DOI: https://doi.org/10.1007/s11771-018-3830-8 Effect of ageing temperature on precipitation of Al–Cu–Li–Mn–Zr alloy DENG Yan-jun(邓燕君), HUANG Guang-jie(黄光杰..., Chongqing 400044, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: The precipitation behaviors of an Al–Cu–Li–Mn–Zr alloy at different ageing......
论脉冲电流对位错组态和再结晶动力学的影响. 1 实验材料及方法 实验用2091铝锂合金的化学成分 (%) 为: Li 2.2, Cu 2.6, Mg 1.2, Zr 0.15, Fe≤0.1, Si≤0.1, Na≤10-5, Al余量. 为研究再结晶和提高试样单位截面积的电流强度的需要, 合金经530 ℃, 24 h均质处理→500 ℃热轧 (35 mm→10 mm) →530... of recrystallization in 2091 Al-Li alloy Abstract: The effect of current pulse on the dynamics of recrystallization in 2091 Al Li alloy has been investigated. Metallographic......
Trans. Nonferrous Met. Soc. China 29(2019) 15-24 Distribution and evolution of aging precipitates in Al-Cu-Li alloy with high Li concentration Jin-feng LI1,2,3, Jia-lei HUANG1, Dan-yang LIU1, Yong... and distribution of the aging precipitates in 1460 Al-Li alloy with high Li concentration (2.14%, mass fraction) during T6 aging and two-step T8 (4% predeformation) aging were investigated through......
中沉淀锂 李艳红,赵中伟,刘旭恒,陈星宇,钟茂礼 中南大学 冶金与环境学院,长沙 410083 摘 要:采用活化后的铝基材料分解卤水,同步实现卤水中锂的沉淀.研究不同的铝基材料吸附沉淀锂的效果,筛选出适合于提锂的铝基材料,并研究Al/Li摩尔比,Al-Ca合金中的Ca含量,溶液初始锂离子浓度,反应温度和时间等因素对锂沉淀率的影响,确定最优工艺参数.结果表明:Al/Li摩尔比,Ca含量和... of the mole ratio of Al to Li and Ca content of Al-Ca alloy, the initial concentration of lithiumion ion in solution, reaction temperature and reaction time on the adsorption rate of lithium were studied......
′/θ″, δ′ and T1 phases. Key words: aluminum-lithium alloy; 2A97 alloy; aging treatment; microstructure; mechanical property 2A97铝-锂合金是Al-Cu-Li系脱溶强化型铝合金, 合金化程度高且强度大. Al-Cu-Li合金沉淀序列具有二元Al-Li系和Al-Cu系合金沉淀析出特征, 时效强化相主要有δ′(Al3Li), θ′/θ″(Al2Cu) 和T1(Al2CuLi)相等, 析出相的强化作用取决于Cu+Li总量, Cu/Li比和时效制度[1-3]. 第三代铝-锂合金2197, 2195和1460在二元Al-Li合金中加入主要合金化元素Cu, 微合金化元素Zn, Mg, Ag, Sc等提高了铝-锂合金的耐蚀性, 可焊性, 韧性和强度......
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文献标识码: A Effect of Li doping on phase structures and electrochemical properties of rare earth-based AB5 hydrogen storage alloy TANG You-gen1, WANG Yong1, CAO Ze-hua1,SHEN Jian-bin1, LU..., China) Abstract: A series of AB5 rare earth-based hydrogen storage alloy with Li doping were prepared by powder-sintering, the effects of Li doping on the phase structures and electrochemical......