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Online since: November 2011
Authors: Zhuo Juan Yang, Xiao Dong Yang, Guo Hua Cao, Hong Ji Xu, Qing Cheng Wang, Guang Rui Shang
College of Mechanical and Electric Engineering, Changchun University of Science and Technology, Changchun 130022, China. 2.
Materials and Methods Water strider sample was collected from the lake in Changchun Children’s Park.
Applied Materials & Interfaces, 2010
Journal of Beijing University of Aeronautis and Astronautis, 2010,36(10):1176-1179.
Online since: June 2010
Authors: Nick J. McCormick, Jerry D. Lord
These were mainly for materials characterisation or measurements on structures where there were large or rapidly varying strain distributions.
Weathering of common civil engineering materials, like concrete, provides surfaces with sufficient texture and randomness to allow full field measurements to be made, and the NPL DIC code has been designed to allow for variations in lighting between images.
Fu-long: Measurement Science Technology Vol. 17 (2006), p. 1615 [4] C.
Hild.: Canadian Journal of Civil Engineering Vol. 33 (2006), p. 1418
Online since: October 2010
Authors: Jun Hui Li, Cai Liu
The way to prolong life span of the front pinch rolls is to change into better material.
In order to get proper roll shape curves of the reformed back pinch roll on the spot, different widths, pressing values and materials are considered in the process of building the finite model.
Table 1 Geometrical and physical simulation parameters Friction coefficient 0.4 Step value 400mm Temperature (℃) 1270℃ Anvil Temperature (℃) 150℃ Thermal Conductivity 20W/(m·K) Specific Heat 670 J/(Kg·K) Heat capacity 1.16×104 W/(m2·K) Simulation comparison of different kinds of steel The material of the finite simulations is 15#, 20#, 25#, 35#, 45# and 60# steel respectively.
Acknowledgements The authors would like to gratefully acknowledge the support of the He Bei Province Natural Science Foundation Project (No.
FENG Xianzhang, WANG Lihong ,WANG Jinfeng, Liu Cai, Li Tong: JOURNAL OF PLASTICITY ENGINEERING, Vol.12 No.1(2005) ,P99
Online since: May 2014
Authors: Yun Rui Wang
Analyze and Improvement of Production Site Based on IE Yunrui Wanga School of Mechanical Engineering, Xi’ an University of Science and Technology, Xi’an 710054, China a2002wyr@sina.com Keywords: Production line, facility planning, product beat, personnel saturation.
The whole punching get parts with 80t punch on aluminum material after the knife mould stamping, three incisions punching require for work punching port groove and rail slot after the whole punching, reaming need drill and ream for positioning hole, using grinding machine polish cross-section when burring, roll bending demand complete a two-dimensional curved using self-developed roll bending equipment, with curved roof assembly; finally piece will be fixed corresponding check tool for inspecting its surface, curvature of the line, positioning hole etc. compare with test book using plug gage, dial indicator.
While the mould frame has been moved nearby 80t punch machine, U-shaped layout of production line equipment is too tight and has too many staff before improvement, particularly grinding process in drilling and reaming operations, these could result in poor circulation in progress; at the same time, the feed direction facing away from main stream channel which resulting unnecessary material flow.
To solve above problems, cut staff and the merger process by ECRS are used, the feed inlet of production equipment face the main stream channel, remove excess grinding turnover frame; set raw material area in feeding area for safety inventory of material and decrease lead time of production.
[8] L.N.Hou, H.Y.Wang and W.W.Jia: Industrial Engineering Journal,Vol. 14(2011) No.4, p.124-128.
Online since: December 2012
Authors: Ming Ming Yu, Hong You Li, Yi Wang
Introduction Nickel-based alloys are widely applicated for aerospace, energy generation and corrosion protection, especially in the environment where the facilities or materials are exposed to high temperature, oxidization, acid and other complex circumstance [1-6].
Advanced Materials Research Vols. 535-537 (2012) 973-976 [10] Wei C.
Wang, Journal of Tianjin University of Science & Technology 22 (2007) 40- 43
Online since: October 2014
Authors: Pierre Brosselard, Dominique Planson, Florian Chevalier, Nicolas Thierry-Jebali, Dominique Tournier, Benjamin Proux, Gregory Grosset, Lionel Dupuy, Pascal Bevilacqua
Dahlquist and al, "A 2.8kV, forward drop JBS diode with low leakage," Materials Science Forum, vol. 338-3, pp. 1179-1182, 2000
Berthou and al., “Study of 4H-SiC JBS Diodes Fabricated with Tungsten Schottky Barrier", Journal of Electronic Materials, dec. 2011, Vol. 40, issue 12, pp. 2255-2362
Online since: February 2014
Authors: Yan Chao Yin, Jia Shu Zhao, Xing Pai Chen, Hong Wei Niu
Innovative Design of the Portable Manually-steered Folding Bicycle Hongwei Niu1, a, Yanchao Yin2,b ,Jiashu Zhao3,c,Xingpai Chen4,d 11 Kunming University of Science & Technology, Kunming 650500, China a791077634@qq.com, b1294006473@qq.com, c935779206@qq.com,d2879188653@qq.com Keywords: bicycle; innovative design; portable manually-steered; reliable folding mechanism.
The main material of bicycle is aluminium alloy.
The relationship for plastic material between allowable compression stress and shear stress is:.Generally the allow able compression stress for aluminum alloy is: and we can get: .
Journal of Engineering Graphics, 2005, 26(3): 106-119, in Chinese
[6] H.W.Liu:Mechanics of Materials[M].
Online since: April 2014
Authors: Ze Hui Ma, Shu Yun Wang, Jun Wu Kan, Bing Han, Zhong Hua Zhang, Hang Kai Zhu
(2) where , is the elastic modulus of PZT actuator, is the elasticity modulus of the metal substrate, and are the Poisson's Ratio of the piezoelectric material and the metal substrate, is the Thickness Ratio, and are the thickness of the piezoelectric material and the metal substrate, R is the radius of the PZT actuator, are the piezoelectric constant, U is driving voltage.
Acknowledgments This work was supported by the National Natural Science Foundation of China (Grant No. 51377147, 51205366), the Zhejiang Provincial Xinmiao Project (2013R404035).
A plastic micropump constructed with conventional techniques and materials.
Journal of Agricultural Machinery, 2003, 34(5); 84~87 (in Chinese) [10] Junwu Kan, Zhigang Yang, Taijiang Peng, et al.
Online since: October 2014
Authors: Suhaimi Abdul-Talib, Chia Chay Tay, Ain Nihla Kamarudzaman, Amnorzahira Amir
Study of Fe(II) Biosorption using Pleurotus Spent Mushroom Compost in a Fixed-Bed Column Ain Nihla Kamarudzaman1, 2,a, Tay Chia Chay3,b, Amnorzahira Amir1,c and Suhaimi Abdul Talib1,d 1 Institute for Infrastructure Engineering & Sustainable Management, Faculty of Civil Engineering, Universiti Teknologi MARA, 40450 Shah Alam, Selangor, Malaysia 2School of Environmental Engineering, Universiti Malaysia Perlis, Kompleks Pusat Pengajian Jejawi 3, 02600 Arau, Perlis, Malaysia 3Faculty of Applied Sciences, Universiti Teknologi MARA, 02600 Arau, Perlis, Malaysia aainnihla@unimap.edu.my, btaychiay@gmail.com, camnorzahira@salam.uitm.edu.my decsuhaimi@salam.uitm.edu.my Keywords: Biosorption, Fe(II) removal, Pleurotus spent mushroom compost, Breakthrough time, exhaustion time Abstract.
Materials and Methods Preparation of Biosorbent.
These results are similar to those found by other researchers for biosorption of different heavy metals and using different biosorbent materials [14, 15].
Journal of Chemical Technology and Biotechnology, 78 (2003), p. 743–752
Online since: March 2016
Authors: Fang Fang, Kuan Hui Hu, Hai Li Wei, Feng Huang, Yi Ming Chen
.: The metallurgy of zinc-coated steel, Progress in Materials Science. 45 (2000), pp. 191–271
Journal of Materials Processing Technology, 2010, 210: 2130-2118
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