国家重点基础研究发展计划(2012ZX04012011)

作品数：6被引量：18H指数：3
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相关作者：熊守美王青亮更多>>
相关机构：清华大学更多>>
相关期刊：《Journal of Southeast University(English Edition)》《Acta Metallurgica Sinica(English Letters)》《China Foundry》《Transactions of Nonferrous Metals Society of China》更多>>
相关主题：VACUUMDIE_CASTINGMULTIPLEINGOTPOURING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更多>>
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3D numerical simulation of high pressure squeezing process with revised Drucker-Prager/Cap model
《Journal of Southeast University(English Edition)》2017年第4期473-477,共5页Zhang Qingdong Ni Changjiang Jing Tao Wu Junjiao Makino Hiroyasu 
The National Natural Science Foundation of China(No.51575304);the National Science and Technology Major Project of the Ministry of Science and Technology of China(No.2012ZX04012011)
In order to investigate the sand mold strength after the aeration sand filling-high pressure squeeze moldingprocess,a tree-dimentional(3D)numerical simulation was introduced.The commercial finite element method(FEM)so...
关键词：green sand aeration sand filling-high pressure squeeze molding revised Drucker-Prager/Cap model numerical simulation 
Characterization of the Grain Structures in Vacuum-Assist HighPressure Die Casting AM60B Alloy被引量：5
《Acta Metallurgica Sinica(English Letters)》2016年第7期619-628,共10页Xiao-Bo Li Shou-Mei Xiong Zhi-Peng Guo 
the financial support of the National Science and Technology Major Project of the Ministry of Science and Technology of China(Grant No. 2012ZX04012011);the National Natural Science Foundation of China(Grant No.51275269);the Independent Research Program of Tsinghua University(Grant No.20121087918)
The structures in vacuum-assist high-pressure die casting （HPDC） AM60B alloy were studied by using an optical microscope and a scanning electron microscope with an energy dispersive spectrometer. It was found that t...
关键词：AM60B alloy Grain structure Vacuum-assist high-pressure die casting Externally solidifiedcrystals 
A Numerical Study of the Effect of Multiple Pouring on Macrosegregation in a 438-Ton Steel Ingot被引量：3
《Acta Metallurgica Sinica(English Letters)》2015年第9期1123-1133,共11页Zhen-Hu Duan Hou-Fa Shen Bai-Cheng Liu 
financially supported by the National Basic Research Program of China (No. 2011CB012900);the National Science and Technology Major Project of the Ministry of Science and Technology of China (No. 2012ZX04012011)
In present paper, a ladle-tundish-mold CFD model and a macrosegregation model were utilized to investigate the effects of the multiple pouring （MP） process on the macrosegregation in a 438-ton steel ingot. Firstly, ...
关键词：Multiple pouring process MACROSEGREGATION Numerical simulation Large steel ingot 
Effect of multi-step slow shot speed on microstructure of vacuum die cast AZ91D magnesium alloy被引量：3
《Transactions of Nonferrous Metals Society of China》2015年第2期375-380,共6页王青亮 熊守美 
Project(51275269)supported by the National Natural Science Foundation of China;Project(20121087918)supported by the Independent Research Program,China;Project(2012ZX04012011)supported by the National Science and Technology Major Project of the Ministry of Science and Technology of China;Project(2013M540936)supported by Postdoctoral Science Foundation of China
Two multi-step （two-step and three-step） slow shot speeds were used in the vacuum die casting process of AZ91D magnesium alloy. The vacuum pressure variation in the die cavity before mold filling was monitored by us...
关键词：magnesium alloy vacuum die casting slow shot speed gas porosity externally solidified crystal 
Vacuum assisted high-pressure die casting of AZ91D magnesium alloy at different slow shot speeds被引量：8
《Transactions of Nonferrous Metals Society of China》2014年第10期3051-3059,共9页王青亮 熊守美 
Project(2012ZX04012011)supported by the National Science and Technology Major Project of the Ministry of Science and Technology of China;Project(2011BAE22B02)supported by the National Key Technologies R&D Program of China;Project(51275269)supported by the National Natural Science Foundation of China
The effects of vacuum assistance on the microstructure and mechanical properties of high-pressure die cast AZ91 D alloy at different slow shot speeds were evaluated. Plate-shaped castings of AZ91 D alloy were carried ...
关键词：vacuum die casting slow shot speed POROSITY externally solidified crystals 
Numerical simulation on multiple pouring process for a 292 t steel ingot被引量：5
《China Foundry》2014年第1期52-58,共7页Tu Wutao Zhang Xiong Shen Houfa Liu Baicheng 
financially supported by the National Basic Research Program of China(No.2011CB012900);the National Science and Technology Major Project of the Ministry of Science and Technology of China(No.2012ZX04012011)
A ladle-tundish-mould transportation model considering the entire multiple pouring(MP) process is proposed. Numerical simulation is carried out to study the carbon distribution and variation in both the tundish and th...
关键词：multiple pouring TRANSPORTATION numerical simulation large steel ingot 
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