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the friction in metal forming processes by superimposing ultrasonic waves [J]. CIRP Annals-Manufacturing Technology, 2001, 50(1): 195–200. (Edited by YANG Hua) 中文导读 超声激励下金属板材摩擦特性 摘要:在金属板材超声辅助拉深工艺中,超声激励在板材与模具间所产生......
J. Cent. South Univ. Technol. (2010) 17: 1247-1250 DOI: 10.1007/s11771-010-0627-9 Optimal design of V-type ultrasonic motor JEONG S S, PARK C H, PARK T G School of Mechatronics, Changwon National University, Changwon 641-773, Korea ? Central South University Press and Springer-Verlag Berlin Heidelberg 2010 Abstract: V-type ultrasonic linear motor fabricated using a simple punching technique......
J. Cent. South Univ. Technol. (2011) 18: 1068-1073 DOI: 10.1007/s11771-011-0805-4 Degradation of chlorothalonil by ultrasonic irradiation: Kinetics and impact factors GUO Hong-guang(郭洪光), GAO Nai... and Springer-Verlag Berlin Heidelberg 2011 Abstract: Factors on degradation of chlorothalonil (CLT) in water by high frequency ultrasonic irradiation were investigated. The effects of initial......
Characterization of Nanocrystallizatin Surface Layer of 0.4C-1Cr Low Alloy Steel Prepared by Ultrasonic Particulate Peening ZHANG Jun-bao1,LIU Yu-liang2,XIONG Tian-ying2,SONG Hong-wei1,WU Jie2,ZHAO... was fabricated in a quenched and tempered 0.4C-1Cr low alloy steel by ultrasonic particulate peening technique. The microstructure of the nanocrystalline surface layer was characterized by means of TEM......
Fabrication of carbon nanotubes reinforced AZ91D composites by ultrasonic processing LIU Shi-ying(刘世英)1, 2, GAO Fei-peng(高飞鹏)1, 2, ZHANG Qiong-yuan(张琼元)1, 2, ZHU Xue(朱 雪)1, 2, LI Wen-zhen(李文珍)1... intensity ultrasonic dispersion processing. The microstructures and mechanical properties of the nanocomposite were investigated. The results show that CNTs are well dispersed in the matrix and combined......
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Ultrasonic characterization of modified Cr2O3 coatings by reflection coefficient spectroscopy LI Ji-cheng(李继承)1, LIN Li (林 莉)1, LI Xi-meng(李喜孟)1, LI Guang(李 光)2, LEI Ming-kai(雷明凯)3 1...; Abstract: Pores, microcracks and density of plasma sprayed Cr2O3 coatings before and after high-intensity pulsed ion beam (HIPIB) irradiation were investigated using the ultrasonic......
Ultrasonic echo signal fetures of dissimilar material bonding joints GANG Tie(刚 铁)1, Yasuo TAKAHASHI2 (1. State Key Lab of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China; 2. JWRI, Osaka University, Japan) Abstract: An ultrasonic evaluation method of echo feature of diffusion bond joint between two dissimilar materials is presented. The echo......
Interface structure of ultrasonic wedge bonding joints of Ni/Al LI Jun-hui(李军辉), HAN Lei(韩 雷), ZHONG Jue(钟 掘) (School of Mechanical-Electronical Engineering, Central South University, Changsha 410083, China) Abstract: Nickel plated on a copper plate was selected as a bond surface for ultrasonic aluminum wedge bonds, and a series of experiments were carried out to study......
Effect of ultrasonic stirring on temperature distribution and grain refinement in Al-1.65%Si alloy melt LI Jun-wen(李军文)1, 2, T. Momono3, FU Ying(付 莹)1, JIA Zheng(贾 征)1, Y. Tayu3 1. College... to study the formation of grain refining structure with ultrasonic stirring. The cooling curves of ingots with ultrasonic were measured and compared with those without ultrasonic. At the same time......