国家自然科学基金(21201129)

作品数：6被引量：13H指数：2
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相关作者：卫英慧侯利锋刘凤磊杜华云安艳丽更多>>
相关机构：太原理工大学吕梁学院山西医科大学兰州理工大学更多>>
相关期刊：《Journal of Rare Earths》《焊接》《Journal of Iron and Steel Research International》《太原理工大学学报》更多>>
相关主题：MAGNESIUM_ALLOYEPOXYCOATEDMICROSTRUCTURELASER_WELDING更多>>
相关领域：金属学及工艺一般工业技术更多>>
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Evaluation on Fatigue Performance and Fracture Mechanism of Laser Welded TWIP Steel Joint Based on Evolution of Microstructure and Micromechanical Properties被引量：4
《Journal of Iron and Steel Research International》2016年第7期677-684,共8页Li-li MA Ying-hui WEI Li-feng HOU Chun-li GUO 
Item Sponsored by National Natural Science Foundation of China(51374151,21201129);Science and Technology Major Project of Shanxi Province of China(20111101053);Natural Science Foundation of Shanxi Province of China(2011011020-2)
The fatigue performance and fracture mechanism of laser welded twinning induced plasticity（TWIP）steel joint were investigated experimentally based on the evolution of microstructure and micromechanical properties.Th...
关键词：TWIP steel laser welding microstructure high cycle fatigue fatigue performance fatigue fracture mechanism 
基于Fluent的GTAW数值模拟被引量：3
《焊接》2016年第2期10-14,69-70,共5页刘凤磊 杜华云 安艳丽 卫英慧 樊丁 
国家自然科学基金资助项目(51001079,21201129);中国教育部科研启动基金资助项目(20091402110010);山西省自然科学基金资助项目(2011011020-2,2010021023-1);中国博士后科学基金资助项目(20100471586);山西医科大学青年基金资助项目(2012-057546)
基于GTAW特点,建立了包含阴极、电弧和阳极的完整耦合的瞬态统一模型。利用Fluent软件模拟,并对其UDF进行二次开发,研究了0Cr18Ni9Ti在GTAW下的熔池和电弧的形态。计算了不同时刻电弧温度场和熔池形状,其结果表明随着焊接时间的延长,电...
关键词：熔池 电弧 勺形特征 
Corrosion fatigue behavior of epoxy-coated Mg-3Al-1Zn alloy in gear oil被引量：1
《Transactions of Nonferrous Metals Society of China》2014年第11期3429-3440,共12页贺秀丽 卫英慧 侯利锋 闫志峰 郭春丽 韩鹏举 
Projects(51001079,21201129,51208333,51374151)supported by the National Natural Science Foundation of China;Project(201101102002)supported by the Natural Science Foundation of Shanxi Province,China;Project(20100471586)supported by the China Postdoctoral Science Foundation;Project(20091402110010)supported by the Doctoral Fund of Ministry of Education of China
The corrosion fatigue behavior of epoxy-coated Mg-3Al-1Zn alloy in gear oil was investigated. The corrosion and the fracture surfaces after fatigue test were analyzed by scanning electron microscopy(SEM) and the corro...
关键词：magnesium alloy gear oil epoxy coating corrosion fatigue fatigue limit fatigue crack initiation 
Effect of erbium on microstructures and properties of Mg-Al intermetallic被引量：2
《Journal of Rare Earths》2014年第11期1064-1072,共9页李永刚 卫英慧 侯利锋 郭春丽 韩鹏举 
Project supported by National Natural Science Foundation of China(51001079,21201129,51374151,51208333);the Top Young Academic Leaders of Higher Learning Institutions of Shanxi,the Doctoral Fund of Ministry of Education of China(20091402110010);the China Postdoctoral Science Foundation(20100471586);the National Natural Science Foundation of Shanxi Province(2011011020-2,2010021023-1);the Postgraduate Innovation Program of Shanxi Province(20113028)
The effect of the rare earth element Er on the microstructures and properties of Mg-Al intermetallic were studied in this experiment. Metallographic and X-ray diffraction（XRD） results showed that the microstructures...
关键词：Mg-Al intermetallic PRECIPITATES electrochemical characterization wear X-ray diffraction rare earths 
Corrosion fatigue behavior of epoxy-coated Mg–3Al–1Zn alloy in NaCl solution被引量：1
《Rare Metals》2014年第3期276-286,共11页Xiu-Li He Ying-Hui Wei Li-Feng Hou Zhi-Feng Yan Chun-Li Guo Peng-Ju Han 
financially supported by the National Natural Science Foundation of China (Nos. 51001079, 21201129, 51208333, and 51374151);Natural Science Foundation of Shanxi Province (No. 201101102002);the China Postdoctoral Science Foundation (No. 20100471586);the Doctoral Fund of Ministry of Education of China (No. 20091402110010)
The corrosion fatigue behavior of epoxy-coated Mg-3Al-1Zn alloy was investigated in air and 3.5 wt%NaCl solution. Epoxy coating as a new method was used to improve the corrosion fatigue property of the material.Result...
关键词：Epoxy coating Corrosion fatigue Magnesium alloy 3.5 wt% NaCl solution FatigueCrack initiation 
大型LNG低温储罐用9Ni钢服役过程中组织性能变化研究被引量：2
《太原理工大学学报》2013年第1期71-75,共5页梁丽萍 李建民 王沛占 刘东风 侯利锋 卫英慧 
国家自然科学基金资助项目(51001079,21201129);高等学校博士点专项科研基金(20091402110010);中国博士后科学基金(20100471586);山西省自然科学基金(2011011020-2,2010021023-1)
研究了9Ni钢在室温(25℃)低温(-196℃)多次保温循环后其组织性能的变化。借助金相显微镜、扫描电子显微镜等实验仪器表征材料显微组织的同时,用低温冲击试验机、万能电子拉伸试验机和洛氏硬度计分别测试材料的低温冲击功、拉伸性能及...
关键词：9NI钢 低温韧性 逆转奥氏体 
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