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Online since: October 2011
Authors: Yan Yang Zi, Fei Fan, Lue Chen, Ge Shi Tang
And the combined simulation signal is shown in Fig. 1(d).
References [1] Huang N.
Hayes-Gill, “Application of empirical mode decomposition to heart rate variability analysis”, Medical and Biological Engineering and Computing, Vol.39,No.4, pp. 471-479, 2001
E., “Ensemble Empirical Mode Decomposition: a noise-assisted data analysis method”, Advances in Adaptive Data Analysis, Vol.1, No.1, pp:1-41,2009
“EEMD-1.5 dimension spectrum applied to locomotive gear fault diagnosis”[C], 2009 International Conference on Measuring Technology and Mechatronics Automation, ICMTMA 2009, v 1, pp 622-625, 2009.
Online since: February 2011
Authors: Jie Shi, Han Dong, Chao Wang, Yi Sheng Zhang, Bin Zhu
Hot-Stamping Process Simulation and Optimize Research for Collision Beam of Automobile Door Chao Wang 1, a, Bin Zhu 1, b, Yisheng Zhang 1, c, Jie Shi 2, d, Han Dong 2, e 1State Key Laboratory of Material Processing and Die and Mould Technology, Huazhong University of Science and Technology, Wuhan 430074, China 2Central Iron and Steel Research Institute, National Eng.
The thickness of the blank is 1.8mm.
The chemical analysis of the ADVANCE- 1500 steel is given in Table 1.
Reference [1] Merklein, M., Lechler, J., Geiger, M.: CIRP Annals - Manufacturing Technology. 2006, 55(1): 229-232
[2] Turetta, A., Bruschi, S., Ghiotti, A.: Journal of Materials Processing Technology. 2006, 177(1-3): 396-400
Online since: July 2018
Authors: S.I. Petrushin, G.I. Korovin, R.H. Gubaidulina
Fig.1.
Summary 1.
References [1] Krivoukhov V.A.
Applied Mechanics and Materials Scientific. 682 (2014) 474-479
Technology, 1 (2008) 81–85
Online since: June 2015
Authors: Gabriel Ferro, Efstathios K. Polychroniadis, Véronique Soulière, Mamour Sall, Jarvan Arvanitidis, Dimitris Christofilos, Kassem Alassaad, N. Chandran
Results and Discussion Fig.1: Raman spectrum recorded on a Ge droplet.
In the Raman spectrum, the peak at ~300 cm-1 originates from Ge while the most prominent peak at ~776 cm-1 from 4H SiC.
The frequencies, line shapes and relative intensities of the characteristic carbon-related D (~1350 cm−1), G (~1582 cm−1) and 2D (~2700 cm−1) bands are indicative of defected and/or small sized graphene mainly comprising two graphitic layers.
References [1] T.
Res., 17 (2002) 479-486
Online since: June 2014
Authors: Yong Du, Li Jun Zhang, Xiong Yang
Fig. 1.
Table 1.
References [1] W.
Res. 101 (2010) 473-479
Res. 1 (1986) 144-154
Online since: January 2013
Authors: Zhao Lu Xue, Shao Hong Wang, Xiao Dan Hu, Zhao Xia Hou, Mei Han Wang
Experimental Glass composition (mol%): 32TeO2-15SiO2-28AlF3-15CaO-10NaF-1.5ErF3 (marked A). 32TeO2- 15SiO2-28AlF3-15CaO-10NaF-1.5ErF3-1.5NdF3 (marked B).
Fig. 1.
Conclusions 1.
References [1] G.N.
Pena-Martínez, et al: Journal of Alloys and Compounds, 2009, 479(1-2):557
Online since: October 2010
Authors: Yan Mei Zhang, Xiao Hua Jie, Zhong Hou Li, Zhong Xu
Results and Discussion Fig.1 Microstructures of surface alloyed layers for different alloying time (a) 0.5 h ; (b) 1 h ; (c) 2 h ; (d) 3 h (d) 50μm (c) 50μm (a) 50μm (b) 50μm Ⅰ Ⅱ Ⅲ Ⅳ A B Microstructures of alloyed layers with different alloying time are shown in Fig.1.
Some columnar crystals grow over the boundary into the substrate marked by A and B in Fig.1.
References [1] Z.Xu.
Vol. 475-479(2005) , p.187 [10] Y.M.Zhang, et al: Transactions of Materials and Heat Treatment.
Vol. 27(1) (2006) , p.112 [11] J.R.Chen, Z.H.Li: Mechanical Engineering Material.
Online since: December 2011
Authors: Xiao Ren Lv, Shi Jie Wang, Heng Han
Physical and mechanical properties test according to the national standards [3]; oil resistance reference to "GB/T 1690-2006 vulcanized rubber, liquid-resistant experimental methods." in order to simulate the rubber work in high temperature oil, put the samples into the crude oil from Liaohe Oil field in Liaoning for soaking, then in the oven heat to 80˚C,soak time is divided into short-term (1-3 days) and long-term (1-6 weeks).
Figure 1 shows the relationship between the soak time in crude oil and the rate of change of quality of samples.
As can be seen from Table 1, fluoride, bromide, iodide and mixed solution method for surface modification to nitrile rubber, the hardness increases, the tensile strength and elongation rates have improved significantly.
Table 1 The physical performance change of samples soaked in 80˚C crude oil Project untreated fluoridation mixture treatment bromide treatment iodide treatment Vulcanizate Performance Shore A hardness / degree 45 48 47 46 46 Tensile strength /MPa 17.82 18.95 18.54 17.96 18.12 Elongation at break /% 453 498 479 461 463 Performance changes after soaked in80˚C crude oil 42x24h Change of hardness shore A +1 -1 +1 +2 +2 Rate of change of tensile strength / % -34 -17 -18 -28 -26 Rate of change of Elongation at break/ % -54 -21 -23 -38 -34 As can be seen from Table 2, the hardness of the samples except fluoride are basically first increases and then decreases during the soaking process, reason estimated is oil molecules penetrated rubber make it swell early stage, the hardness of the sample increase.
References [1] Wang S J, Li Q: Electrical submersible-motor-driven Progressive Cavity Pumping Technology and system design [M].
Online since: January 2015
Authors: Alicja Stankiewicz, Maciej Stankiewicz, Juliusz Winiarski, Irena Szczygieł, Bogdan Szczygieł
This circuit ensured a good fit to the experimental data, as evidenced by the low values of parameter χ2 (Table 1) and the fitting lines on the Bode plots (Fig. 1).
Table 1.
SCE] Rs [Ω cm2] CPE1-T [Ω-1 cm-2 s-P] CPE1-P Rcoat [kΩ cm2] CPE2-T [Ω-1 cm-2 s-P] CPE2-P Rct [kΩ cm2] χ2 10-4 10.1 –353 45 9.85E–6 0.89 1.64 9.64E–6 0.80 234.5 4.5 8.7 –366 46 6.28E–6 0.90 1.03 3.23E–5 0.74 119.6 3.3 3.5 –470 47 1.96E–5 0.71 0.83 1.26E–4 0.72 46.31 7.2 Fig. 1.
References [1] C.
Chinese, 2007, pp. 476-479
Online since: September 2015
Authors: Michele Forzan, Fabrizio Dughiero
Permanent Magnet Heater for Special Applications Michele Forzan 1, a *and Fabrizio Dughiero 1, b 1 University of Padova, Department of Industrial Engineering, via Gradenigo 6, 35142, Padova, Italy a michele.forzan@unipd.it, b fabrizio.duhghiero@unipd.it Keywords: induction heating, through heating, thermal treatment, permanent magnet.
Aluminum and Copper, it drastically drops at about 50 % in classical single layer inductors, approaching values of 60 % by the use of multilayer coils [1].
Recently, LEP (the Laboratory for Electroheat Padova University) has proposed a rotating system of permanent magnets as sketched in Fig. 1, on the left [6].
Fig. 1.
Veca, Electromagnetic and thermal analysis of the induction heating of aluminium billets rotating in DC magnetic field, COMPEL,. 27- 2 (2008), 467-479
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