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送粉式激光增材制造中热质输入对熔池特征的影响 学位论文
博士论文,北京: 中国科学院大学, 2018
Authors:  陈茹
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Powder Feeding Laser Additive Manufacturing, Thermal And Mass Input, Powder Flow, Molten Pool, Microstructure  
Microstructural and Mechanical Properties of a NiCoCrAlY Coating Prepared by Laser Cladding on a Compacted Graphite Cast Iron Surface 期刊论文
LASERS IN ENGINEERING, 2017, 卷号: 37, 期号: 4-6, 页码: 273-289
Authors:  Liu, H.;  Yu G(虞钢);  He XL(何秀丽);  Yang, H. F.;  Han, Z. T.;  Yang, HF (reprint author), China Univ Min & Technol, Sch Mech & Elect Engn, Xuzhou 221116, Jiangsu, Peoples R China.
Favorite  |  View/Download:75/0  |  Submit date:2017/11/29
Nd:Yag Laser  Compacted Graphite Cast Iron (Cgci)  Nicocraly Powder  Laser Cladding  Columnar Ctystal Growth  Boa Rang Interface  Microhardness  Powder Feed Rate  
A Numerical Study on Metallic Powder Flow in Coaxial Laser Cladding 期刊论文
JOURNAL OF APPLIED FLUID MECHANICS, 2016, 卷号: 9, 期号: 5, 页码: 2247-2256
Authors:  Liu H;  Hao JB;  Yu G(虞刚);  Yang HF;  Wang LW;  Han ZT;  Liu, H (reprint author), China Univ Min & Technol, Sch Mech & Elect Engn, Xuzhou 221116, Jiangsu, Peoples R China.
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Coaxial Laser Cladding  Gas-solid Flow  Powder Concentration Distribution  Substrate Shape  
The effect of agglomerate on micro-structural evolution in solid-state sintering 期刊论文
ACTA MECHANICA SINICA, 2012, 卷号: 28, 期号: 5, 页码: 1323-1330
Authors:  Wang C(王超);  Chen SH(陈少华);  Chen, SH;  Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
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Solid-state Sintering  Discrete Element Method  Agglomerate  Densification  Micro-structural Evolution  Discrete Element Simulations  Particle Rearrangement  Powder  Alumina  Model  Deformation  Microstructure  Segregation  Compaction  Composite  
Numerical study of thermal history in laser aided direct metal deposition process 期刊论文
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2012, 卷号: 55, 期号: 8, 页码: 1431-1438
Authors:  Zhang YJ(张永杰);  Yu G(虞钢);  He XL(何秀丽);  Yu, G;  Chinese Acad Sci, Inst Mech, Beijing 100190, Peoples R China.
Adobe PDF(894Kb)  |  Favorite  |  View/Download:740/219  |  Submit date:2013/01/18
Laser-aided Direct Metal Deposition  Finite Element Modeling  Thermal History  Microstructural Evolution  Powder Deposition  Steel  Components  Simulation  Lens  
The influence of agglomerates on the densification and microstructural evolution in sintering of a multi-particle system 期刊论文
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2012, 卷号: 55, 期号: 6, 页码: 1051-1058
Authors:  Wang C(王超);  Chen SH(陈少华);  Chen, SH;  Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
Adobe PDF(828Kb)  |  Favorite  |  View/Download:502/129  |  Submit date:2013/01/18
Solid-state Sintering  Discrete Element Method  Agglomerate  Microstructure Evolution  Discrete Element Simulations  Computer-simulation  Polydispersed Materials  Fracture Origins  Particle Packing  Powder Compacts  Ceramic Powders  Zirconia  Rearrangement  Composite  
Factors influencing particle agglomeration during solid-state sintering 期刊论文
ACTA MECHANICA SINICA, 2012, 卷号: 28, 期号: 3, 页码: 711-719
Authors:  Wang C(王超);  Chen SH(陈少华);  Chen, SH;  Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
Adobe PDF(725Kb)  |  Favorite  |  View/Download:504/139  |  Submit date:2013/01/18
Solid-state Sintering  Discrete Element Simulation  Agglomeration  Densification  Discrete Element Simulations  Synchrotron Microtomography  Spherical-particles  In-situ  Powder  Rearrangement  Evolution  Alumina  Model  Zirconia  
The effect of substrate on powder concentration distribution in coaxial laser cladding 会议论文
23rd International Congress of Theoretical and Applied Mechanics, 中国北京/Beijing, China, 2012-08-19
Authors:  Liu H(刘昊);  Jin SW(靳绍魏);  He XL(何秀丽);  Yu G(虞钢)
Adobe PDF(336Kb)  |  Favorite  |  View/Download:493/86  |  Submit date:2014/03/19
Substrate  Cladding  Laser  Distribution  Powder  Coaxial  Concentration  Effect  Thermal  Nozzle  Without  Between  Large  Formed  Enough  Steady  Though  Results  Search  Model  
Characterization of porous silicon nitride/silicon oxynitride composite ceramics produced by sol infiltration 期刊论文
Materials Chemistry and Physics, 2010, 卷号: 124, 期号: 1, 页码: 97-101
Authors:  Jia DC;  邵颖峰(Shao YF);  Liu BY;  Zhou Y;  Jia D
Adobe PDF(487Kb)  |  Favorite  |  View/Download:860/214  |  Submit date:2011/03/01
Ceramics  Sintering  Dielectric Properties  Mechanical Properties  Thermal-shock Resistance  Dielectric-properties  Nitride Ceramics  Behavior  Si2n2o  Microstructure  Powder