| 稀土镁镍系合金的循环贮氢性能与粉化特性研究 |
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| 引用本文： | 杨丽颖,董小平,耿晓光,王青,林玉芳,张羊换.稀土镁镍系合金的循环贮氢性能与粉化特性研究[J].粉末冶金工业,2011,21(2):19-24. |
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| 作者姓名： | 杨丽颖 董小平 耿晓光 王青 林玉芳 张羊换 |
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| 作者单位： | 1. 河北大学质量技术监督学院,河北保定,071002
2. 钢铁研究总院功能材料研究所,北京,100081 |
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| 基金项目： | 国家高技术研究发展计划(2007AA03Z227,2007AA03Z230); 河北省自然科学基金(E2010000301); 河北大学自然科学研究计划项目(2009-1521,2009-153),河北大学大学生科技创新项目(2010060) |
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| 摘 要： | 为了研究稀土镁镍系合金的循环贮氢性能与粉化特性,本文以La0.75Mg0.25Ni3.41Co0.2Al0.03Ti0.06合金为研究对象.压力-组成-温度(PCT)曲线与扫描电镜(SEM)分析结果表明,随循环次数增加,合金电极的吸/放氢量、吸/放氢平台压减小;合金氢化物的放氢效率降低.合金的循环前期容量衰减速率比后期...
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| 关 键 词： | 稀土镁镍系合金 吸放氢性能 粉化特性 |
INVESTIGATION OF P ROPERTY OF CYCLING HYDROGEN STORAGE AND PULVERIZATION CHARACTERISTIC ABOUT RARE EARTH Mg-Ni SYSTEM ALLOY |
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| YANG Li-ying,DONG Xiao-ping,GENG Xiao-guang,WANG Qing,LIN Yu-fang,ZHANG Yang-huan.INVESTIGATION OF P ROPERTY OF CYCLING HYDROGEN STORAGE AND PULVERIZATION CHARACTERISTIC ABOUT RARE EARTH Mg-Ni SYSTEM ALLOY[J].Powder Metallurgy Industry,2011,21(2):19-24. |
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| Authors: | YANG Li-ying DONG Xiao-ping GENG Xiao-guang WANG Qing LIN Yu-fang ZHANG Yang-huan |
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| Affiliation: | YANG Li-ying1,DONG Xiao-ping1,GENG Xiao-guang1,WANG Qing1,LIN Yu-fang2,ZHANG Yang-huan2(1.College of Quality and Technical Supervision,Hebei University,Baoding 071002,China,2.Department of Functional Material Research,Central Iron and Steel Research Institute,Beijing 100081,China) |
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| Abstract: | In order to investigate property of hydrogen storage and pulverization characteristic about rare earth Mg-Ni system alloy,the La0.75Mg0.25Ni3.41Co0.2Al0.03Ti0.06 alloy was studied.The hydrogen absorption/desorption property and pulverization characteristic were examined by using PCT and SEM.The results show that the PCT property parameters,involving the capability of hydrogen absorption/desorption,plateau pressure of hydrogenation/dehydrogenation and efficiency of dehydrogenate,decrease with increasing cycl... |
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| Keywords: | RE-Mg-Ni system alloy hydrogen absorption/desorption property pulverization characteristic |
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