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J. Cent. South Univ. Technol. (2011) 18: 1813-1818 DOI: 10.1007/s11771-011-0907-z Characteristics of thickness distribution of tailor-welded tube hydroforming CHU Guan-nan(初冠南)1, 2, LIU Gang(刘钢)3... Berlin Heidelberg 2011 Abstract: Both experimental and mechanical analyses were carried out to investigate the characteristics of thickness distribution for tailor-welded tube (TWT) hydroforming......
images of the TiN/TiAlN multilayer coatings with different bilayer modulation periods. The TiN/TiAlN coatings have the thickness of 5.6-6.7 μm, as shown in Fig.8. With the increase of Al target arcing... modulation periods: (a) 60 s; (b) 90 s; (c) 120 s; (d) 150 s Fig.8 Thickness of TiN/TiAlN coatings with different bilayer modulation periods Fig.9 Adhesion strength of TiN/TiAlN coatings with different......
Thickness of metallic layers from pulsed eddy-current nondestructive measurements ZHAO Liang(赵亮), CHEN Deng-feng(陈登峰), LU Ying(卢英), LI Chang-hua(李昌华) (Department of Information and Automation, Xi’an University of Architecture and Technology, Xi’an 710055, China) Abstract: By using pulsed eddy-current (PEC), a neural network was adopted to forecast the thickness of metal and the distance between......
RESEARCH OF FILM THICKNESS DURING DRAWING PROCESS LUBRICATED WITH O／W EMULSIONS＋Yan Hengzhi1; Zhong Jue1; Wang Dianzuo2(1. Department of Mechanical Engineering. Central South University of Technology... process. we have established the mathematical model of film thickness lubricated with emulsions during drawing process, The film thickness calculated with the model under general condition is very close......
Article ID: 1003-6326(2005)06-1258-06 Variations of properties across plate thickness for Al alloy 7010 M. Salazar-Guapuriche1, 2, Y. Y. Zhao2, A. Pitman3, A. Greene3 (1. Materials..., UK) Abstract: The variations of electrical conductivity and hardness across the thickness of an Al alloy 7010 plate under the temper condition T7651 were investigated. The electrical conductivity......
Thickness distribution of multi-stage incremental forming with different forming stages and angle intervalsLI Jun-chao(李军超), YANG Fen-fen(杨芬芬), ZHOU Zhi-qiang(周志强) (College of Materials Science... between the two adjacent stages (Δα) on thickness distribution was investigated. Firstly, a finite element method (FEM) model of multi-stage incremental forming was established and experimentally......
Electrical and optical modulation on ferroelectric properties of P(VDF-TrFE) thin film capacitorsXiaohan Li1,2,Biaohong Huang3,2,Weijin Hu3,2,Zhidong Zhang3,21. Shenyang National Laboratory... compared with metal Au electrode, we report on the modulation of ferroelectric properties of P(VDF-Tr FE) thin film capacitors both by electric field and UV light. A ferroelectric hysteresis loop shift......
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Selective harmonic elimination method for wide range of modulation indexes in multilevel inverters using ICAAli Ajami, Mohammad Reza Jannati Oskuee, Ataollah Mokhberdoran, Hossein Shokri(Electrical... problem is solved by imperialist competitive algorithm (ICA). The conventional SHE methods cannot eliminate the selected harmonics and satisfy the fundamental component in some ranges of modulation......
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