国家自然科学基金(51071062)

作品数：8被引量：10H指数：2
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相关作者：傅恒志郭景杰苏彦庆陈瑞润李新中更多>>
相关机构：哈尔滨工业大学东北大学更多>>
相关期刊：《China Foundry》《Transactions of Nonferrous Metals Society of China》《Journal of Harbin Institute of Technology(New Series)》《Journal of Central South University》更多>>
相关主题：DIRECTIONAL_SOLIDIFICATIONTI-46ALSOLIDIFIEDMICROSTRUCTURE_EVOLUTIONFVM更多>>
相关领域：金属学及工艺一般工业技术自动化与计算机技术理学更多>>
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Effect of growth rate and diameter on microstructure and hardness of directionally solidified Ti-46Al-8Nb alloy被引量：2
《Transactions of Nonferrous Metals Society of China》2014年第12期4044-4052,共9页刘国怀 李新中 张元 陈瑞润 苏彦庆 郭景杰 傅恒志 王昭东 王国栋 
Projects(51071062,51274077,51271068)supported by the National Natural Science Foundation of China;Project(2011-P03)supported by Open Fund of State Key Laboratory of Mold and Die Technology of Huazhong University of Science and Technology;Project(HIT.NSRIF.2013002)supported by the Fundamental Research Funds for the Central Universities,China;Project(2011CB605504)supported by the National Basic Research Program of China
Bridgman-type directional solidification experiments were conducted for Ti-46Al-8Nb （mole fraction, %） alloy. The effects of the growth rate and the diameter on the microstructure, phase transition and hardness of t...
关键词：TiAl alloy directional solidification growth rate DIAMETER phase transition 
Numerical simulation of transport phenomena during strip casting with EMBr in a single belt caster
《Journal of Central South University》2014年第6期2150-2159,共10页龚海军 李新中 徐达鸣 郭景杰 
Projects(51071062,51271068,51274077)supported by the National Natural Science Foundation of China;Project(2011CB605504)supported by the National Basic Research Program(973 Program)of China
A theoretical investigation of fluid flow,heat transfer and solidification(solidification transfer phenomena,STP)was presented which coupled with direct-current(DC)magnetic fields in a high-speed strip-casting metal d...
关键词：single belt casting electromagnetic brake （EMBr） flow field direct-SIMPLE algorithm 
Efect of growth rate on characteristic lengths of microstructure in directionally solidiied Ti-46Al-2Cr-2Nb-0.2B alloy被引量：3
《China Foundry》2013年第5期304-309,共6页Zhang Yuan Li Xinzhong Guo Jingjie Su Yanqing Fu Hengzhi 
financially supported by the National Natural Science Foundation of China(Grant No.51071062);the Open Project of State Key Lab.of Materials Processing and Die&Mold Technology of Huazhong University of Science and Technology(Grant No.2011-P03);the Fundamental Research Funds for the Central Universities(Grant No.HIT.NSRIF.2013002);the National Key Basic Research and Development(973)Program of China(Grant No.2011CB605504)
The microstructure of TiAI based alloys is sensitive to growth rates. In this paper, Bridgman directional solidification of Ti-46Al-2Cr-2Nb-0.2B （at.%） alloy was carried out at a constant temperature gradient （G） ...
关键词：TiAl-based alloy directional solidification microstructure evolution 
Characterization of microstructural length scales in directionally solidified Sn-36%Ni peritectic alloy被引量：1
《Transactions of Nonferrous Metals Society of China》2013年第8期2446-2453,共8页Peng PENG  Xin-zhong LI  Yan-qing SU  Dong-mei LIU  Jing-jie GUO  Heng-zhi FU 
Projects （51071062, 51271068, 51274077） supported by the National Natural Science Foundation of China; Project （2011 -P03） supported by Open Fund of State Key Laboratory of Mold and Die Technology of Huazhong University of Science and Technology, China; Project （HIT. NSRIF. 2013002） supported by the Fundamental Research Funds for the Central Universities, China; Project （2011CB610406） supported by the National Basic Research Program of China
Sn-36%Ni peritectie alloys were directionally solidified at different growth rates under a constant temperature gradient （20 K/mm）, the dependences of microstructural characteristic length scales on the growth rate ...
关键词：Sn-Ni alloy directional solidification dendrite arm spacing dendrite tip radius 
Numerical simulation of flow and heat transfer of continous cast steel slab under traveling magnetic field被引量：3
《China Foundry》2013年第2期92-98,共7页Gong Haijun Li Xinzhong Fan Xueyi Qie Juhong Xu Daming Guo Jingjie 
supported by the National Natural Science Foundation of China (Grant Nos. 50801019 and 51071062);the State Key Lab of Advanced Metals Materials (Grant No. 2009ZD-06);the National Key Basic Research and Development Program (973) of China (Grant No. 2011CB605504)
A unified numerical model for simulating solidification transport phenomena (STP) of steel slab in electromagnetic continuous casting (EMCC) process was developed. In order to solve the multi-physics fields coupled pr...
关键词：continuous casting flow field electromagnetic field ANSYS Direct-SIMPLE algorithm FEM/FVM 
Numerical simulation of transport phenomena in continuous casting of steel plates with electromagnetic brake被引量：1
《Journal of Harbin Institute of Technology(New Series)》2012年第6期6-12,共7页龚海军 李新中 茄菊红 范学燚 徐达鸣 
Sponsored by the National Natural Science Foundation of China (Grants No. 50801019,51071062);the State Key Lab of Advanced Metals Materials(Grant No.2009ZD-06);the National Basic Research Program of China (Grant No. 2011CB605504)
The present work numerically investigates two-dimensional （2-D） solidification transport phenomena （EM-STP） during continuous casting （CC） process in the absence and the presence of static magnetic fields （SMFs...
关键词：continuous casting electromagnetic brake flow field ANSYS FEM/FVM 
Microstructure and microsegregation in directionally solidified Ti-46Al-8Nb alloy
《Transactions of Nonferrous Metals Society of China》2012年第6期1342-1349,共8页刘国怀 李新中 苏彦庆 陈瑞润 郭景杰 傅恒志 
Projects (50801019,51071062) supported by the National Natural Science Foundation of China;Project (2011CB605504) supported by the National Basic Research Program of China
Directional solidification experiments were conducted for Ti-46Al-8Nb alloy at the growth rates ranging from 3 to 70 pards. The microstructure evolution and microsegregation pattern were investigated. In the range of ...
关键词：Ti-46Al-SNb alloy directional solidification microstructure evolution  microse-gregation lamellar orientation 
Effect of thermal stabilization on microstructure and mechanical property of directionally solidified Ti-46Al-0.5W-0.5Si alloy被引量：1
《Transactions of Nonferrous Metals Society of China》2012年第5期1073-1080,共8页樊江磊 李新中 苏彦庆 陈瑞润 郭景杰 傅恒志 
Projects (50801019, 51071062, 50771041) supported by the National Natural Science Foundation of China;Project (2011CB605504) supported by the National Basic Research Program of China
Effect of thermal stabilization on the microstructure and mechanical property of directionally solidified Ti-46Al-0.5W-0.5Si （mole fraction, %） alloy was investigated. The specimens were thermal stabilized for diffe...
关键词：INTERMETALLICS TiAl-based alloy crystal growth microstructure evolution mechanical properties 
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