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Online since: August 2013
Authors: Hua Ding, Dian Hua Zhang, Qiu Jie Chen, Li Wang, Jie Sun
Research on the Elongation Control System of Tension Leveller for Continuous Pickling Line
Li Wang, Dianhua Zhang, Jie Sun, Qiujie Chen, Hua Ding
State Key Laboratory of Rolling and Automation, Northeastern University, China
No.11, Lane 3, WenHua Road, HePing District, Shenyang, Liaoning
ok.wangli@163.com
Keywords: fuzzy self-adaptive PID; elongation control; continuous pickling line; elongation mathematical model;
Abstract.
Since in this paper the relationship of the tension and elongation is studied, so is the given value, whose value is 95mm; is stretch bending with material elastic layer height, The tension-elongation mathematic model can be obtained from the above derivation: (14) Fuzzy adaptive PID elongation control system simulation MATLAB simulation model Based on MATLAB Fuzzy Logic Toolbox, the fuzzy controller for elongation control system was designed first, and the designed fuzzy self-adaptive PID controller structure which was simulated using MATLAB software is shown in Fig.1[7].
Institute of Electrical and Electronic Engineers, Vol.52, No.13, 646-651, 2006
Since in this paper the relationship of the tension and elongation is studied, so is the given value, whose value is 95mm; is stretch bending with material elastic layer height, The tension-elongation mathematic model can be obtained from the above derivation: (14) Fuzzy adaptive PID elongation control system simulation MATLAB simulation model Based on MATLAB Fuzzy Logic Toolbox, the fuzzy controller for elongation control system was designed first, and the designed fuzzy self-adaptive PID controller structure which was simulated using MATLAB software is shown in Fig.1[7].
Institute of Electrical and Electronic Engineers, Vol.52, No.13, 646-651, 2006
Online since: May 2013
Authors: Xun Guo Zhu
So that, it was rapidly applied in wide range of geotechnical engineering since its emergence.
The bolt axial load and the skin friction distribution graphics were analyzed according to the engineering example.
Journal of Geotechnical and Geoenvironmental Engineering, ASCE, 2003, 129(12): 1138~1150 [7] Yu T.Z, Xian C.J.
Chinese journal of rock and engineering, 2003, 22(6): 1024~1028
Chinese journal of geotechnical engineering, 2006, 28(9): 1124~1129
The bolt axial load and the skin friction distribution graphics were analyzed according to the engineering example.
Journal of Geotechnical and Geoenvironmental Engineering, ASCE, 2003, 129(12): 1138~1150 [7] Yu T.Z, Xian C.J.
Chinese journal of rock and engineering, 2003, 22(6): 1024~1028
Chinese journal of geotechnical engineering, 2006, 28(9): 1124~1129
Online since: February 2013
Authors: Zhang Gao Le, Qing Chun Chen, Bao Ku Zhu, You Yi Xu, Hui Yu Deng
High Flux Nanofiltration Membranes Prepared By Dynamic Self-Assembly of PSS-co-MA and PAH for CuCl2 Removal
Hui-Yu Deng1,2, Qing-Chun Chen1, Zhang-Gao Le1, Bao-Ku Zhu2, You-Yi Xu2
1State Key Laboratory Breeding Base of Nuclear Resources and Environment,East China Institute of Technology, Nanchang, 330013, China
2Institute of Polymer Science, Key Laboratory of Macromolecule Synthesis and Functionalization, EMC-ZJU, Zhejiang University, Hangzhou 310027, China
Keywords: Dynamic self-assembly; PSS-co-MA; PAH; nanofiltration membrane; CuCl2 removal
Abstract.
Dynamically formed membranes (DFM) are formed by filtration though a porous support of a dilute solution containing specific membrane-forming materials.
Due to the advantages of abundant membrane material sources and a simple membrane making technique, DFM is regarded as a very promising separation membrane which had been applied for the preparation of ultrafiltration, microfiltration and pervaporation membranes.
Experimental section Materials.
Tieke, Polyelectrolyte multilayer membranes for pervaporation separation of alcohol/water mixtures, Colloids & Surf.A: Physicochemical and Engineering Aspects, 198–200 (2002) 881–889
Dynamically formed membranes (DFM) are formed by filtration though a porous support of a dilute solution containing specific membrane-forming materials.
Due to the advantages of abundant membrane material sources and a simple membrane making technique, DFM is regarded as a very promising separation membrane which had been applied for the preparation of ultrafiltration, microfiltration and pervaporation membranes.
Experimental section Materials.
Tieke, Polyelectrolyte multilayer membranes for pervaporation separation of alcohol/water mixtures, Colloids & Surf.A: Physicochemical and Engineering Aspects, 198–200 (2002) 881–889
Online since: October 2014
Authors: Andrey N. Dmitriev, Galina Yu. Vitkina, Maxim O. Zolotykh, Kai Chen, Oleg Yu. Ivanov, Yury A. Chesnokov
., Ekaterinburg, 620002, Russia
3Beijing Liberty International Engineering Technology Co.
Signals of acoustic issue represent acoustic waves which arise in lining because of violation of its continuity, motions of burden materials.
The required temperature is the temperature eutectic materials of melting and can be defined from the chart iron-carbon.
After each change of the furnace profile the amendments are entered into thermal properties of materials near erosion [5].
So for example in China (State Key Laboratory of Advanced Metallurgy and School of Metallurgical and Ecological Engineering of University of Science and Technology Beijing) Dr.
Signals of acoustic issue represent acoustic waves which arise in lining because of violation of its continuity, motions of burden materials.
The required temperature is the temperature eutectic materials of melting and can be defined from the chart iron-carbon.
After each change of the furnace profile the amendments are entered into thermal properties of materials near erosion [5].
So for example in China (State Key Laboratory of Advanced Metallurgy and School of Metallurgical and Ecological Engineering of University of Science and Technology Beijing) Dr.
Online since: January 2010
Authors: Dong Nyung Lee
Recrystallization-Texture Theories in Light of Strain-Energy-ReleaseMaximization
Dong Nyung Lee
Department of Materials Science and Engineering, Seoul National University
Seoul 151-744, Korea
and
Graduate Institute of Ferrous Technology, Pohang University of Science and Technology
Pohang 790-784, Korea
dnlee@snu.ac.kr or dnlee@postech.ac.kr
Keywords: Texture, recrystallization, oriented nucleation, oriented growth, strain-energy-releasemaximization.
The oriented-nucleation and oriented-growth for recrystallization (Rex) textures of electrodeposits, vapor deposits, and plastically deformed metallic materials have been discussed based on the strain-energy-release-maximization (SERM) model.
For polycrystalline materials, the Rex orientation predicted by the SERM model is likely to be measured because heterogeneous nucleation can occur in grain boundaries even when shear bands are absent.
Lee: Texture and Related Phenomena, The Korean Institute of Metals & Materials (2006) [11] D.N.
Hong: Key Eng.
The oriented-nucleation and oriented-growth for recrystallization (Rex) textures of electrodeposits, vapor deposits, and plastically deformed metallic materials have been discussed based on the strain-energy-release-maximization (SERM) model.
For polycrystalline materials, the Rex orientation predicted by the SERM model is likely to be measured because heterogeneous nucleation can occur in grain boundaries even when shear bands are absent.
Lee: Texture and Related Phenomena, The Korean Institute of Metals & Materials (2006) [11] D.N.
Hong: Key Eng.
Online since: August 2013
Authors: Manfred N. Partl, Jose Norambuena-Contreras, Alvaro Garcia
Partl1,c
1Empa, Swiss Federal Laboratories for Materials Science and Technology, Road Engineering/Sealing Components, Duebendorf, Switzerland
2University of Cantabria, School of Civil Engineering, Santander, Spain
aalvaro.garcia@empa.ch, bjose.norambuena@empa.ch, cmanfred.partl@empa.ch,
Keywords: Asphalt concrete; thermal conductivity; electrical resistivity; induction heating.
Materials and Methods Materials.
Materials were heated to 160ºC before mixing.
Polymer Engineering and Science. 15(9) (1976) 615-625
Thermal conductivity of selected materials.
Materials and Methods Materials.
Materials were heated to 160ºC before mixing.
Polymer Engineering and Science. 15(9) (1976) 615-625
Thermal conductivity of selected materials.
Online since: July 2016
Authors: S. Sharif, Azlan Mohd Zain, Z. Shayfull, R. Mohd Saad, S.M. Nasir
Mohd Saad3e
1School of Manufacturing Engineering, Universiti Malaysia Perlis, Kampus Tetap Pauh Putra, 02600 Arau, Perlis, Malaysia.
2Green Design and Manufacture Research Group, Center of Excellence Geopolymer and Green Technology (CEGeoGTech), Universiti Malaysia Perlis, 01000 Kangar, Perlis, Malaysia.
3Faculty of Mechanical Engineering, Universiti Teknologi Malaysia, 81310 UTM Skudai, Johor, Malaysia.
4Centre For Diploma Studies, Universiti Malaysia Perlis, Kampus Uniciti Alam, Sg.
The application of conformal cooling channels begins in rapid tooling because of its simple fabrication process with various technologies as compared to the conventional drilling on hard tooling materials in an injection moulding process.
Material Properties.
[2] ABM Saifullah, SH Masood, I Sbarski, in: New Cooling Channel Design for Injection Moulding, Proceedings of the World Congress on Engineering.
[4] Kazmer D: Injection mold design engineering (Hanser, Munich 2007)
The application of conformal cooling channels begins in rapid tooling because of its simple fabrication process with various technologies as compared to the conventional drilling on hard tooling materials in an injection moulding process.
Material Properties.
[2] ABM Saifullah, SH Masood, I Sbarski, in: New Cooling Channel Design for Injection Moulding, Proceedings of the World Congress on Engineering.
[4] Kazmer D: Injection mold design engineering (Hanser, Munich 2007)
Online since: January 2017
Authors: Ya Tong Zhang, Lu Huang, Jiang Li Ning
Introduction
To produce materials with balanced combinations of high strength and high ductility has been a long-standing mission of material researchers for various engineering applications.
Fig. 4 (a) indicates the engineering stress-strain curves of HPT-processed 45 steel and pure iron, and the partial curve of as-received 45 steel is presented for comparison.
The comparable UE of the two materials can be attributed to the different strain hardening behaviors.
Gil-Sevillano, in: Plastic Deformation and Fracture of Materials, edited by H.
Mughrabi, volume 6 of Materials Science and Technology: a Comprehensive Treatment, VCH, New York (1993)
Fig. 4 (a) indicates the engineering stress-strain curves of HPT-processed 45 steel and pure iron, and the partial curve of as-received 45 steel is presented for comparison.
The comparable UE of the two materials can be attributed to the different strain hardening behaviors.
Gil-Sevillano, in: Plastic Deformation and Fracture of Materials, edited by H.
Mughrabi, volume 6 of Materials Science and Technology: a Comprehensive Treatment, VCH, New York (1993)
Online since: August 2024
Authors: Tshenolo P. Leso, Joseph Moema, Roelf J. Mostert, Charles Witness Siyasiya
Mostert1,c
and Joseph Moema1,3,d
1The Department of Materials Science and Metallurgical Engineering, University of Pretoria, Lynnwood Road, Hatfield, Pretoria, South Africa
2Department of Chemical, Materials and Metallurgical Engineering, Botswana International University of Science and Technology, Palapye, Botswana
3Advanced Materials Division, Mintek, 200 Malibongwe Drive, Randburg, Johannesburg,
South Africa
*au19345314@tuks.co.za, bcharles.siyasiya@up.ac.za, croelf.mostert@up.ac.za, djosephm@mintek.co.za
Keywords: Twin-disc, wear, rolling contact fatigue, friction, railway, wheel-rail contact.
Acknowledgements The authors would like to thank Mintek South Africa for supplying materials, Mr Lepalakata Mahlatse Mongalo and Mr Edwin Mohale from University of Pretoria’s Mechanical & Aeronautical Engineering Department for assisting with the design and manufacturing of the test rig.
Hartl, “Twin-Disc Experimental Device for Study of Adhesion in Wheel-Rail Contact,” Engineering Mechanics, vol. 21, no. 5, p. 329–334, 2014
Werner., “On the temperature in the wheel–rail rolling contact,” Fatigue & Fracture of Engineering Materials & Structures, vol. 26, no. 10, pp. 999-1006, 2003
Knothe, “Shakedown limit of rail surfaces including material hardening and thermal stresses,” Fatigue & Fracture of Engineering Materials & Structures, vol. 26, no. 10, pp. 985-998., 2003.
Acknowledgements The authors would like to thank Mintek South Africa for supplying materials, Mr Lepalakata Mahlatse Mongalo and Mr Edwin Mohale from University of Pretoria’s Mechanical & Aeronautical Engineering Department for assisting with the design and manufacturing of the test rig.
Hartl, “Twin-Disc Experimental Device for Study of Adhesion in Wheel-Rail Contact,” Engineering Mechanics, vol. 21, no. 5, p. 329–334, 2014
Werner., “On the temperature in the wheel–rail rolling contact,” Fatigue & Fracture of Engineering Materials & Structures, vol. 26, no. 10, pp. 999-1006, 2003
Knothe, “Shakedown limit of rail surfaces including material hardening and thermal stresses,” Fatigue & Fracture of Engineering Materials & Structures, vol. 26, no. 10, pp. 985-998., 2003.
Online since: December 2013
Authors: Khairur Rijal Jamaludin, Amiril Sahab Abdul Sani, Mohd Yazid Abu, Tajul Ariffin Abdullah, Dzuraidah Abdul Wahab
Wahab5,e
1 Faculty of Mechanical Engineering, Universiti Teknologi Malaysia Johor Bahru, Malaysia
2 UTM Razak School of Engineering and Advanced Technology, UTM International Campus Kuala Lumpur, Malaysia
3 Faculty of Mechanical and Manufacturing Engineering, TechnischeUniversität Kaiserslautern, Germany
4Faculty of Manufacturing Engineering, Universiti Teknikal Malaysia Melaka, Melaka, Malaysia
5Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, Bangi, Malaysia
amujahid_1287@yahoo.com.my, bkhairur.kl@utm.my, casas2601@gmail.com, dtajul@utem.edu.my, edzuraida@eng.ukm.my
Keywords:Cleaning Process; Cylinder Head; Failure Mode and Effect Analysis; Ishikawa Diagram; Remanufacturing
Abstract.
The implications of the reliability, availability and maintainability aspects of engineering systems have increased substantially due to rising operational and maintenance costs.
However although the company is claiming that they use the best chemical cleaning material, but in reality they are only considering the cost impact.
Information and Software Technology, 51 (2009) 150-161. [8] Rajiv Kumar Sharma, Pooja Sharma, , Integrated framework to optimize RAM and cost decisions in a process plant, Journal of Loss Prevention in the Process Industries, 25 (2012) 883-904. [9] T.P Bagchi, N Arvind Kumar, BijoySarma, N Maitra, Problem solving in sintering of tungsten heavy alloy product - a case study,Materials Chemistry and Physics, 67 (2001) 111-119. [10] Julie K.
Design and Automation – Special Issue on Environmentally Conscious Design and Manufacturing, 4 (1998) 27-46. [23] Krill, M., Thurston, D.L, Remanufacturing: Impacts of sacrificial cylinder liners, Journal of manufacturing science and engineering, 127 (2005) 687-697. [24] Lily H.
The implications of the reliability, availability and maintainability aspects of engineering systems have increased substantially due to rising operational and maintenance costs.
However although the company is claiming that they use the best chemical cleaning material, but in reality they are only considering the cost impact.
Information and Software Technology, 51 (2009) 150-161. [8] Rajiv Kumar Sharma, Pooja Sharma, , Integrated framework to optimize RAM and cost decisions in a process plant, Journal of Loss Prevention in the Process Industries, 25 (2012) 883-904. [9] T.P Bagchi, N Arvind Kumar, BijoySarma, N Maitra, Problem solving in sintering of tungsten heavy alloy product - a case study,Materials Chemistry and Physics, 67 (2001) 111-119. [10] Julie K.
Design and Automation – Special Issue on Environmentally Conscious Design and Manufacturing, 4 (1998) 27-46. [23] Krill, M., Thurston, D.L, Remanufacturing: Impacts of sacrificial cylinder liners, Journal of manufacturing science and engineering, 127 (2005) 687-697. [24] Lily H.