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Online since: March 2017
Authors: Nik Hisyamudin Muhd Nor, Al Emran Ismail, Fariza Mohamad, Mohd Zain Mohamad Zamzuri, Siti Norhana Selamat, Muhammad Hanif Abd Rashid, Abd Khalil Abd Rahim, Seiji Yokoyama
Zamzuri MOHAMMAD ZAIN2,g, Seiji YOKOYAMA3,h
1Department of Materials and Design Engineering, Faculty of Mechanical and Manufacturing Engineering, Universiti Tun Hussein Onn Malaysia, 86400, Parit Raja, Batu Pahat, Johor, Malaysia.
2School of Manufacturing Engineering, Universiti Malaysia Perlis (UniMAP), Kampus Alam Pauh Putra, 02600, Arau, Perlis, Malaysia
3Faculty of Mechanical Engineering, Toyohashi University of Technology, 1-1 Hibarigaoka Tempaku Toyohashi Aichi Japan
asitinorhanaselamat@gmail.com, bnhisyam@uthm.edu.my, cfarizamd@uthm.edu.my, dcd120111@siswa.uthm.edu.my, ekhalil@uthm.edu.my, femran@uthm.edu.my, gmzamzuri@unimap.edu.my, hyokoyama@me.tut.ac.jp
Keywords: Carbon dioxide, CO2 absorption, Mechanical milling, Slag, Ladle furnace
Abstract.
Izaki, Reaction between carbon dioxide and mechanically activated metal powder, Advanced Materials Research, 129-131 (2010) 799-803
Minoru, Storage of CO2 in Low Al2O3 EAF oxidizing slag by grinding with vibration mill, Materials Science Forum, 654-656 (2010) 2927-2930
Yusoff, Utilisation of steel slag as an aggregate replacement in porous asphalt mixtures, Journal Teknologi (Science and Engineering), 69 (2014) 677-73
Izaki, Reaction between carbon dioxide and mechanically activated metal powder, Advanced Materials Research, 129-131 (2010) 799-803
Minoru, Storage of CO2 in Low Al2O3 EAF oxidizing slag by grinding with vibration mill, Materials Science Forum, 654-656 (2010) 2927-2930
Yusoff, Utilisation of steel slag as an aggregate replacement in porous asphalt mixtures, Journal Teknologi (Science and Engineering), 69 (2014) 677-73
Online since: October 2011
Authors: Hong Li Zhao, De Yuan Zhao, Zhen Cai Cui, Jin Ling Hu
Engineering type strategy to strengthen the water resources carrying capacity of Rizhao City.
By above knowable, the contradiction on resources-type lacking of water is most obvious than that in engineering-type fields.
The using coefficient of agricultural irrigation is 0.4~0.45, which is much lower than those of 0.7~0.8 in advanced countries.
Journal of Hydraulic Engineering, Vol. 39(2008),p.647-651,in Chinese [4] Shaofeng JIA, Shifeng ZHANG, Jun XIA, etc.
Journal of Hydraulic Engineering,Vol.35 (2004) , p.111-116,in Chinese [5] Development and Reform Commission of Rizhao City.
By above knowable, the contradiction on resources-type lacking of water is most obvious than that in engineering-type fields.
The using coefficient of agricultural irrigation is 0.4~0.45, which is much lower than those of 0.7~0.8 in advanced countries.
Journal of Hydraulic Engineering, Vol. 39(2008),p.647-651,in Chinese [4] Shaofeng JIA, Shifeng ZHANG, Jun XIA, etc.
Journal of Hydraulic Engineering,Vol.35 (2004) , p.111-116,in Chinese [5] Development and Reform Commission of Rizhao City.
Online since: June 2010
Authors: Abbas Najafizadeh, Rintaro Ueji, Ghasem Dini
Grain Size Dependence of the Flow Stress of TWIP steel
Ghasem Dini1, a, Rintaro Ueji2, b and Abbas Najafizadeh
1, c
1
Department of Materials Engineering, Isfahan University of Technology, Isfahan 84156-83111,
Iran
2
Faculty of Engineering, Kagawa University, 2217-20, Hayashi-cho, Takamatsu, 761-0396, Japan
a
gh_dini@ma.iut.ac.ir, bueji@eng.kagawa-u.ac.jp, ca-najafi@cc.iut.ac.ir
Keywords: TWIP steel, flow stress analysis, X-ray diffraction, dislocation density, grain size
Abstract.
Introduction Low stacking fault energy twinning induced plasticity (TWIP) steels with Mn content of 25-30% and other alloying elements such as C, Al and Si are a new group of the advanced high strength steels which have great potential in the automotive industry due to their exceptional combination of strength and ductility as a result of dynamic microstructure refinement due to mechanical twinning (i.e., the dynamic Hall-Petch effect) [1-4].
The effect of grain size on the engineering stress-strain curves of all samples are shown in Fig. 1a.
Fig. 1 (a) the engineering stress-strain curves and (b) the calculated dislocation density of all samples with different grain sizes In the case of coarse grained TWIP steel samples (for example with a mean grain size of 38.4µm), the activation of primary slip systems from dislocation sources (such as Frank-Read sources) during plastic deformation and the formation of dislocation pile-ups against grain boundaries act as strong obstacles (Fig. 2a) and produce a local stress concentration at the head of a pile-up [10].
Forum Vol. 561-565 (2007), p. 107
Introduction Low stacking fault energy twinning induced plasticity (TWIP) steels with Mn content of 25-30% and other alloying elements such as C, Al and Si are a new group of the advanced high strength steels which have great potential in the automotive industry due to their exceptional combination of strength and ductility as a result of dynamic microstructure refinement due to mechanical twinning (i.e., the dynamic Hall-Petch effect) [1-4].
The effect of grain size on the engineering stress-strain curves of all samples are shown in Fig. 1a.
Fig. 1 (a) the engineering stress-strain curves and (b) the calculated dislocation density of all samples with different grain sizes In the case of coarse grained TWIP steel samples (for example with a mean grain size of 38.4µm), the activation of primary slip systems from dislocation sources (such as Frank-Read sources) during plastic deformation and the formation of dislocation pile-ups against grain boundaries act as strong obstacles (Fig. 2a) and produce a local stress concentration at the head of a pile-up [10].
Forum Vol. 561-565 (2007), p. 107
Online since: March 2006
Authors: Enikő Bitay
The particle speed may be determined from the kinetic energy received after penetration:
∆Ecin = m/2 (v12- vp2) , (9)
∆Ecin = ∆Ep ; (10)
Finally, the speed will be:
vp = (v12- 6* σ / ρ * r)
1/2 . (11)
The surface tension σ may be influenced by the following process parameters which are laser
power; geometry of laser beam; advance speed of the laser beam, all the above having an important
influence on the temperature of the metal bath surface.
[4] Komvopoulos, K.: Effect of processes parameters on the microstructure, geometry and microhardness of laser-clad coating materials, Proceedings of Second ASM Heat Treatment and Surface Engineering Conference in Europe, 1-3 iunie 1993, Dortmund, Materials Science Forum, Trans.
Mukai: Penetration dynamics of solid particles into liquids High-speed experimental results and modelling, Materials Science Forum Vols 473-474 (2005) p. 429-434 online at http://www.scientific.net, 2005 Trans Tech Publications, Switzerland
[4] Komvopoulos, K.: Effect of processes parameters on the microstructure, geometry and microhardness of laser-clad coating materials, Proceedings of Second ASM Heat Treatment and Surface Engineering Conference in Europe, 1-3 iunie 1993, Dortmund, Materials Science Forum, Trans.
Mukai: Penetration dynamics of solid particles into liquids High-speed experimental results and modelling, Materials Science Forum Vols 473-474 (2005) p. 429-434 online at http://www.scientific.net, 2005 Trans Tech Publications, Switzerland
Online since: February 2011
Authors: Grzegorz Boczkal
The orientation of the grown single crystals was measured at Bruker Advance D-8 diffractmeter.
Dziędziel: Problems of modern techniques inaspect of engineering and education, eds.: Paweł Kurtyka [et al.] ; PU IT.— (Monography /Pedagogical University.
Institute of Technology), pp.61–65 (2006) [8] G.Boczkal, M.Mikułowski, W.Wołczyński: Oscillatory structure of the Zn-Cu-Ti single crystals, Mat.Sci.Forum 649, pp113-118, (2010) [9] W.Wołczyński, B.Mikułowski, G.Boczkal: Control of the single crystal reinforcement by the intermetallic compound layers, Mat.Sci.Forum 649, pp.125-130, (2010) [10] G.Boczkal, B.Mikułowski, I.Hunsche, C.G.Oertel, W.Skrotzki: Precipitation of intermetallic phase in Zn-Ti alloy single crystals, Cryst.
Dziędziel: Problems of modern techniques inaspect of engineering and education, eds.: Paweł Kurtyka [et al.] ; PU IT.— (Monography /Pedagogical University.
Institute of Technology), pp.61–65 (2006) [8] G.Boczkal, M.Mikułowski, W.Wołczyński: Oscillatory structure of the Zn-Cu-Ti single crystals, Mat.Sci.Forum 649, pp113-118, (2010) [9] W.Wołczyński, B.Mikułowski, G.Boczkal: Control of the single crystal reinforcement by the intermetallic compound layers, Mat.Sci.Forum 649, pp.125-130, (2010) [10] G.Boczkal, B.Mikułowski, I.Hunsche, C.G.Oertel, W.Skrotzki: Precipitation of intermetallic phase in Zn-Ti alloy single crystals, Cryst.
Online since: April 2021
Authors: Risdiana Risdiana, Fitrilawati Fitrilawati, Norman Syakir, Iman Rahayu, Soni Setiadji, Atiek Rostika Noviyanti, Zulfi Mofa Agasa, Diba Grace Auliya, Asep Supriadin
Vijayasekaran, et al, Synthetic polymers as materials for artificial vitreous body: review and recent advances, J.
Safriani, Risdiana, Characterization of Optical and Structure Properties of Polydimethylsiloxanes, Materials Science Forum 827 (2015) 99-104
Forum 966 (2019) 189-193
Rahayu, Risdiana, Synthesis of Polydimethylsiloxane and its Monomer from Hydrolysis of Dichlorodimethylsilane, Key Engineering Materials 860 (2020) 234-238.
Safriani, Risdiana, Characterization of Optical and Structure Properties of Polydimethylsiloxanes, Materials Science Forum 827 (2015) 99-104
Forum 966 (2019) 189-193
Rahayu, Risdiana, Synthesis of Polydimethylsiloxane and its Monomer from Hydrolysis of Dichlorodimethylsilane, Key Engineering Materials 860 (2020) 234-238.
Online since: April 2023
Authors: Katsuyuki Kida, Takahiro Matsueda
Introduction
Poly-Ether-Ether-Ketone (PEEK) is one of super engineering plastics and has high heat, corrosion and wear resistance in polymer materials.
Hamilton, Explicit equations for the stresses beneath a sliding spherical contact, Proceedings of the Institution of Mechanical Engineers, Part C Journal of Mechanical Engineering Science, Vol. 197, No. 1 (1983) pp. 53-59
Koike et al., Influence of radial load on PEEK plastic bearings life cycle under water lubricated conditions, Advanced Materials Research, Vol. 217-218 (2011) pp.1260-1265
Koike et al., Observation of crack propagation in PEEK polymer bearings under water-lubricated conditions, Advanced Materials Research, Vol. 566 (2012) pp.109-114
Honda et al., The Influence of Surface Texture on Rolling-Contact Fatigue of PEEK Bearings in Water, Advanced Materials Research, Vol. 154-155 (2011) pp.1713-1716
Hamilton, Explicit equations for the stresses beneath a sliding spherical contact, Proceedings of the Institution of Mechanical Engineers, Part C Journal of Mechanical Engineering Science, Vol. 197, No. 1 (1983) pp. 53-59
Koike et al., Influence of radial load on PEEK plastic bearings life cycle under water lubricated conditions, Advanced Materials Research, Vol. 217-218 (2011) pp.1260-1265
Koike et al., Observation of crack propagation in PEEK polymer bearings under water-lubricated conditions, Advanced Materials Research, Vol. 566 (2012) pp.109-114
Honda et al., The Influence of Surface Texture on Rolling-Contact Fatigue of PEEK Bearings in Water, Advanced Materials Research, Vol. 154-155 (2011) pp.1713-1716
Online since: October 2009
Authors: Hong Liang Li, Yue Fa Zhou, Xiang Chun Ji, Zhao Kui Zhang
Structural Design and the State of Motion Analyzes for
Multi-Degree-of-Freedom Electro-hydraulic Mix-drive Motion
Simulator
Zhou Yue-fa1,a , Ji Xiang-chun
2,b
, Li Hong-liang1,c
,Zhang Zhao-kui
1,d
1
College of Aerospace Engineering and Civil Engineering of Harbin Engineering University, China
2
Underwater Acoustic Engineering College of Harbin Engineering University, China
a
zhouyuefa@163.com,
b
jixc@sina.com,
clihongliang@hrbeu.edu.cn, d
zhangzhaokui58@163.com
Keywords: motion simulator; parallel turnplate; series turnplate; coordinate transformation;
Kinematics
Abstract.
Afterward, in the world, some countries with more advanced space technology had spent much energy in researching and manufacturing series turnplates, their developments had been achieved high level.
Stewart: A platform with six degree of freedom, in Proceedings of the Institution of Mechanical Engineering,Vol. 180(1965), No. 5,Part 1, p. 371-386
AHS International 64th Annual Forum, Proceedings, Vol. 3(2008),p.2390-2402
Proceedings of SPIE - The International Society for Optical Engineering, Vol. 4717(2002), p. 56-67
Afterward, in the world, some countries with more advanced space technology had spent much energy in researching and manufacturing series turnplates, their developments had been achieved high level.
Stewart: A platform with six degree of freedom, in Proceedings of the Institution of Mechanical Engineering,Vol. 180(1965), No. 5,Part 1, p. 371-386
AHS International 64th Annual Forum, Proceedings, Vol. 3(2008),p.2390-2402
Proceedings of SPIE - The International Society for Optical Engineering, Vol. 4717(2002), p. 56-67
Online since: May 2020
Authors: S. Sidelnikov, Denis Voroshilov, M. Motkov, M. Voroshilova, V. Bespalov
Engineering & Technologies. 8, 5 (2015) 636-645
Wang, Microstructure and mechanical properties of rare-earth-modified Al−1Fe binary alloys, Materials Science and Engineering. 632 (2017) 62-71
Voroshilov, The Decision of the Optimal Choices in Fixed Gage for the Process of Combine Rolling and Extrusion, Journal of Siberian Federal University, Engineering & Technologies. 3, 3 (2010) 411-421
Nikiforov, Comparative analysis of properties of wires from alloys of Al-REM system, obtained using the methods of continuous extrusion, International Journal of Engineering and Advanced Technology (IJEAT). 8, 2S2 (2019) 300-304
Rudnitskiy, Developing technology obtaining wire from high alloyed alloys Al-REM system using the methods of combined treatment, Journal of Siberian Federal University, Engineering & Technologies. 8, 1 (2015) 61-65.
Wang, Microstructure and mechanical properties of rare-earth-modified Al−1Fe binary alloys, Materials Science and Engineering. 632 (2017) 62-71
Voroshilov, The Decision of the Optimal Choices in Fixed Gage for the Process of Combine Rolling and Extrusion, Journal of Siberian Federal University, Engineering & Technologies. 3, 3 (2010) 411-421
Nikiforov, Comparative analysis of properties of wires from alloys of Al-REM system, obtained using the methods of continuous extrusion, International Journal of Engineering and Advanced Technology (IJEAT). 8, 2S2 (2019) 300-304
Rudnitskiy, Developing technology obtaining wire from high alloyed alloys Al-REM system using the methods of combined treatment, Journal of Siberian Federal University, Engineering & Technologies. 8, 1 (2015) 61-65.
Online since: March 2013
Authors: Wei Li, Ying Li
Construction Management is a special course offered to students whose major is Civil Engineering.
In our institution, this course targets undergraduate students, whose major is Civil Engineering.
It is one of special courses offered to students whose major is Civil Engineering.
Construction of the course Adjustment of the content of Civil Engineering.
Conclusions This course is offered to undergraduate students, whose major is Civil Engineering.
In our institution, this course targets undergraduate students, whose major is Civil Engineering.
It is one of special courses offered to students whose major is Civil Engineering.
Construction of the course Adjustment of the content of Civil Engineering.
Conclusions This course is offered to undergraduate students, whose major is Civil Engineering.