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Online since: May 2014
Authors: Bin Jiang, Min Li Zheng, Yi Hang Fan, Song Tao Wang, Yong Da Yan
Research on Machined Surface Morphology of Hardened Steels Based on Machining Feature
Songtao Wang1, a, Yongda Yan1, Bin Jiang1, Minli Zheng2, Yihang Fan2
1School of Mechanical and Electrical Engineering ,Harbin Institute of Technology, Harbin51#, 150066, China
2School of Mechanical and Power Engineering, Harbin University of science and technology, Harbin, 150080, China
ahlgwst@sina.com
Keywords: Hardened steel.
Mehta: Journal of Material Processing Technology, Vol. 1 (2008), p. 1-13
[4] Liuxianli: Journal of Mechanical Engineering, Vol. 93(2000), p.100-124
[5] Dongshen, Zhouming and Yuanzhejun: Chinese Journal of Scientific Instrument, Vol. 17(1996), p. 410-412
Chang: International Journal of Machine Tools & Manufacture, Vol. 34(1998), p. 763-782
Mehta: Journal of Material Processing Technology, Vol. 1 (2008), p. 1-13
[4] Liuxianli: Journal of Mechanical Engineering, Vol. 93(2000), p.100-124
[5] Dongshen, Zhouming and Yuanzhejun: Chinese Journal of Scientific Instrument, Vol. 17(1996), p. 410-412
Chang: International Journal of Machine Tools & Manufacture, Vol. 34(1998), p. 763-782
Online since: June 2014
Authors: Hai Bo yu, Li Feng Ding, Ren Fei Wang, Liu Lian
Starting in the 1970 s, on the application of plasma technology in a lot of research on flue gas, from the initial electron beam method to later pulse corona technology, until today, a wide variety of discharge technology, a large number of useful results were obtained.
2.3.1 Electron beam irradiation (EBA)
EBA process after the flue gas by electrostatic dust removal method, into the spray cooling tower, from the top of the tower ejected evaporates before fall to the bottom of cooling water vaporization, the flue gas cooled to near its saturation temperature60 ~ 70 (℃), and then the flue gas into the reactor, accepted by the electron beam of high energy electron accelerator 80×10-15~ 128×10-15( J) light, most of the electron beam energy is absorbed by the oxygen, nitrogen, water vapor in the flue gas, producing a large number of ions, free radicals, atoms, electrons, and various excited states of atoms, molecules, such as active material, they will be SO2 and NOx oxidation into
References [1] Boardman R D and da ICHE Smoot L Journal, 1988:1573.Bowman t.
Journal of northern jiaotong university, 2003, 27 (4) : 69-74.in Chinese
Journal of zhejiang electric power, 2005, 2:38-50.in Chinese
Journal of environmental science, 1999, 7 (2) : 125-135.in Chinese
References [1] Boardman R D and da ICHE Smoot L Journal, 1988:1573.Bowman t.
Journal of northern jiaotong university, 2003, 27 (4) : 69-74.in Chinese
Journal of zhejiang electric power, 2005, 2:38-50.in Chinese
Journal of environmental science, 1999, 7 (2) : 125-135.in Chinese
Online since: October 2015
Authors: Nastaien Qamaruz Zaman, Yusri Yusop, Nurashikin Yaacof
Material and Method
Site and Sampling Point Selection.
Review of Current Palm Oil Mill Effluent (POME) Treatment Methods: Vermicomposting as a Sustainable Practice, World Applied Sciences Journal 11(1) (2010) 70-81
Methane gas production from palm oil wastewater — An anaerobic Methanogenic degradation process in continuous stirrer suspended closed anaerobic reactor, Journal of the Taiwan Institute of Chemical Engineers 45 (2014) 896-900
Management of hydrogen sulfide in anaerobic digestion of enzyme pretreated marine macro-algae, Journal of Water Management and Research 68 (2012) 265–273
Volatile fatty acids productivity by anaerobic co-digesting waste activated sludge and corn straw: Effect of feedstock proportion, Journal of Biotechnology 168 (2013) 234– 239
Review of Current Palm Oil Mill Effluent (POME) Treatment Methods: Vermicomposting as a Sustainable Practice, World Applied Sciences Journal 11(1) (2010) 70-81
Methane gas production from palm oil wastewater — An anaerobic Methanogenic degradation process in continuous stirrer suspended closed anaerobic reactor, Journal of the Taiwan Institute of Chemical Engineers 45 (2014) 896-900
Management of hydrogen sulfide in anaerobic digestion of enzyme pretreated marine macro-algae, Journal of Water Management and Research 68 (2012) 265–273
Volatile fatty acids productivity by anaerobic co-digesting waste activated sludge and corn straw: Effect of feedstock proportion, Journal of Biotechnology 168 (2013) 234– 239
Online since: October 2012
Authors: K.A. Sunhaji, Mohd Ridhwan Mohammed Redza, Yupiter H.P. Manurung, Ghalib Tham, Robert Ngendang A. Lidam, Shahar Sulaiman, M. Noasiah, R. Amirul, Mohammad Ridzwan Abdul Rahim, Roseleena Jaafar
The material used is low carbon steel with 4 mm plate thickness.
This study is sponsored by E-Science MOSTI Project (Nr: 03-01-01-SF0355).
Mariappan, “Combine Taguchi and dual response method for optimization of a centerles grinding operation,” Journal of Material Processing Technology 132, 2003, 90-94
This study is sponsored by E-Science MOSTI Project (Nr: 03-01-01-SF0355).
Mariappan, “Combine Taguchi and dual response method for optimization of a centerles grinding operation,” Journal of Material Processing Technology 132, 2003, 90-94
Online since: January 2018
Authors: Cristiane Fonseca de Carvalho, Cláudio Luis Melo-Silva, Jefferson Fabrício Cardoso Lins, Tereza Cristina Favieri de Melo-Silva, Ágatha Borges Teixeira, Jayme Pereira de Gouvêa, F.A. Araujo, A.S. Carvalho, E.C. Carvalho
Introduction
The evolution of dentistry materials is being more and more influenced by the incessant pursuit for aesthetics, especially due to our society structure and media impulse, which dictates the standard to be followed in order to obtain health, personal and professional success.
The mechanical properties of this material are comparable to the lithium disilicate based glass-ceramics (L2S).
Lins: Materials Science Forum Vol. 727-728 (2012), p. 826
Lins: Materials Science Forum Vols. 820 (2015), p. 315
Yondem: Journal of Non-Crystalline Solids Vol. 358 (2012), p. 925
The mechanical properties of this material are comparable to the lithium disilicate based glass-ceramics (L2S).
Lins: Materials Science Forum Vol. 727-728 (2012), p. 826
Lins: Materials Science Forum Vols. 820 (2015), p. 315
Yondem: Journal of Non-Crystalline Solids Vol. 358 (2012), p. 925
Online since: August 2011
Authors: Yeong Sant Kuo
The effect of local solidification time appears to be controversial and might depend on the type of materials considered. [14-15]
In an attempt to reduce porosity content, people were undertaken to study the solidification behavior of aluminum alloy castings by thermal analysis and appropriate gating system.
The material of end chill block was low carbon steel, whose thickness was 2 times that of the plate casting.
Kuo, "Mechanical Properties and Porosity Content of A201 Aluminum Alloy Castings in Different Cooling Rate Sand Molds", Advanced Materials Research , Vols. 154-155, (2011) pp.787-793, [8] C.Y.
Lin, K.Murahami, and T.Okamoto,” Internal and External Shrinkages in Undirectionally Solidified Al- 4.5wt﹪Cu Alloy,” Materials Science and Engineering , (1989), A108, pp265-270 [9] G.V.
Seshadri, “ Dimensioning of Risers for Long Freezing Range Aluminum Alloys,” AFS Cast Metals Research Journal (June 1971) pp.77-82 [14] E.
The material of end chill block was low carbon steel, whose thickness was 2 times that of the plate casting.
Kuo, "Mechanical Properties and Porosity Content of A201 Aluminum Alloy Castings in Different Cooling Rate Sand Molds", Advanced Materials Research , Vols. 154-155, (2011) pp.787-793, [8] C.Y.
Lin, K.Murahami, and T.Okamoto,” Internal and External Shrinkages in Undirectionally Solidified Al- 4.5wt﹪Cu Alloy,” Materials Science and Engineering , (1989), A108, pp265-270 [9] G.V.
Seshadri, “ Dimensioning of Risers for Long Freezing Range Aluminum Alloys,” AFS Cast Metals Research Journal (June 1971) pp.77-82 [14] E.
Online since: August 2011
Authors: Hong Yan Li
Carbon emission coefficient of various energies
Data sources
Carbon emission coefficient of coal consumed t(C)/t
Carbon emission coefficient of oil consumed t(C)/t
Carbon emission coefficient of natural gas consumed t(C)/t
DOE/EIA
Japan Institute of Energy Economics
National Science and Technology Commission Project on Climate Change
Xu Guoquan
Average
0.702
0.756
0.726
0.7476
0.7329
0.478
0.586
0.583
0.5825
0.5574
0.389
0.449
0.409
0.4435
0.4226
In this paper, we will use the average.
Comparison of carbon emission Unit: Million tons 2001 2002 2003 2004 2005 2006 2007 2008 Mine and quarry 2923 3050 3577 4570 4610 4762 5189 5735 Food, tobacco processing and food and beverage manufacture 1507 1590 1605 1802 1789 1818 1823 1921 Textile 978 1048 1184 1418 1377 1405 1434 1357 Paper and paper products 790 894 933 1242 1208 1229 1169 1341 Petroleum processing, coking and nuclear fuel 2877 3071 3609 4464 4478 4524 4877 4757 Raw chemical materials and chemical products 4595 5164 6299 7254 7429 7979 8485 8990 Non-metallic mineral products industry 6913 6315 8072 11277 11338 11584 11414 12993 Ferrous metal smelting and rolling processing industry 2541 2441 3295 3775 4049 4038 4182 4612 Non-ferrous metal smelting and rolling processing industry 536 657 817 923 936 969 970 1085 Mechanical, electrical, electronic equipment manufacture 1356 1485 1508 1796 1764 1812 1796 2055 Electricity, gas and
Carbon Emission and Energy Consumption Comparison Characteristics of Textile Comparison Characteristics in China From table 2 and 3, we can see that the industry that has large carbon emission in China mainly include: non-metallic mineral products, chemical materials and chemical products manufacture, mining industry, ferrous metal smelting and rolling processing industry, and textile industrial carbon emission is in the middle layer.
From view of time, the carbon emission grow fast industry are the non-metallic mineral products industry and chemical materials and chemical products manufacturing, and textile industrial carbon emission has slow growth.
Journal of Safety and Envionment, 6, 88--91(2006) [7] Gang Wang, Xiao Feng.: CO2 emission reduction through energy integration.
Comparison of carbon emission Unit: Million tons 2001 2002 2003 2004 2005 2006 2007 2008 Mine and quarry 2923 3050 3577 4570 4610 4762 5189 5735 Food, tobacco processing and food and beverage manufacture 1507 1590 1605 1802 1789 1818 1823 1921 Textile 978 1048 1184 1418 1377 1405 1434 1357 Paper and paper products 790 894 933 1242 1208 1229 1169 1341 Petroleum processing, coking and nuclear fuel 2877 3071 3609 4464 4478 4524 4877 4757 Raw chemical materials and chemical products 4595 5164 6299 7254 7429 7979 8485 8990 Non-metallic mineral products industry 6913 6315 8072 11277 11338 11584 11414 12993 Ferrous metal smelting and rolling processing industry 2541 2441 3295 3775 4049 4038 4182 4612 Non-ferrous metal smelting and rolling processing industry 536 657 817 923 936 969 970 1085 Mechanical, electrical, electronic equipment manufacture 1356 1485 1508 1796 1764 1812 1796 2055 Electricity, gas and
Carbon Emission and Energy Consumption Comparison Characteristics of Textile Comparison Characteristics in China From table 2 and 3, we can see that the industry that has large carbon emission in China mainly include: non-metallic mineral products, chemical materials and chemical products manufacture, mining industry, ferrous metal smelting and rolling processing industry, and textile industrial carbon emission is in the middle layer.
From view of time, the carbon emission grow fast industry are the non-metallic mineral products industry and chemical materials and chemical products manufacturing, and textile industrial carbon emission has slow growth.
Journal of Safety and Envionment, 6, 88--91(2006) [7] Gang Wang, Xiao Feng.: CO2 emission reduction through energy integration.
Online since: October 2014
Authors: Karel Frydrýšek, Šárka Michenková, Marek Nikodým
Straight Beams Rested on Nonlinear Elastic Foundations – Part 1 (Theory, Experiments, Numerical Approach)
Karel Frydrýšek1,a,*, Šárka Michenková2,b,, Marek Nikodým3,c
1Department of Mechanics of Materials, Faculty of Mechanical Engineering, VŠB – Technical University of Ostrava, 17. listopadu 15/2172, 708 33 Ostrava, Czech Republic
2Department of Mechanics of Materials, Faculty of Mechanical Engineering, VŠB – Technical University of Ostrava, 17. listopadu 15/2172, 708 33 Ostrava, Czech Republic
3Department of Mathematics and Descriptive Geometry, VŠB – Technical University of Ostrava, 17. listopadu 15/2172, 708 33 Ostrava, Czech Republic
akarel.frydrysek@vsb.cz, bsarka.michenkova@vsb.cz, cmarek.nikodym@vsb.cz
*Corresponding author
Keywords: Elastic foundation, Beam, Experiments, Finite Difference Method (Central Differences), Nonlinearity
Abstract.
Cross-sectional and material properties are E = 2×1011 Pa, , and foundation properties and are described in Table 3.
Frydryšek, Probabilistic Calculations in Mechanics 1 (Pravděpodobnostní výpočty v mechanice 1), Department of Mechanics of Materials, Faculty of Mechanical Engineering, VŠB - Technical University of Ostrava, ISBN 978-80-248-2314-0, Ostrava, Czech Republic, 2010
Kamiński, A generalized version of the perturbation-based stochastic finite difference method for elastic beams, Journal of Theoretical and Applied Mechanics, 2009, 47, 4, pp. 957-975
Nikodým, Report about Solutions of Beam on Nonlinear Elastic Foundation, Mathematics and Computers in Science and Engineering Series, no. 14, ISSN 2227-4588, ISBN 978-960-474-305-6, Dubrovnik, Croatia, 2013, pp. 263-266
Cross-sectional and material properties are E = 2×1011 Pa, , and foundation properties and are described in Table 3.
Frydryšek, Probabilistic Calculations in Mechanics 1 (Pravděpodobnostní výpočty v mechanice 1), Department of Mechanics of Materials, Faculty of Mechanical Engineering, VŠB - Technical University of Ostrava, ISBN 978-80-248-2314-0, Ostrava, Czech Republic, 2010
Kamiński, A generalized version of the perturbation-based stochastic finite difference method for elastic beams, Journal of Theoretical and Applied Mechanics, 2009, 47, 4, pp. 957-975
Nikodým, Report about Solutions of Beam on Nonlinear Elastic Foundation, Mathematics and Computers in Science and Engineering Series, no. 14, ISSN 2227-4588, ISBN 978-960-474-305-6, Dubrovnik, Croatia, 2013, pp. 263-266
Online since: April 2013
Authors: R. Rezzoug, H. Djelouah, L. Louni
The echo of the resonant part is used in non-destructive testing to identify and characterize materials for both their bodies and their geometric shapes.
It is in this context that the RST has been widely used to identify different materials on the basis of their resonance spectrum.
The MIIR (method of isolation and identification of resonances) is an experimental technique developed by Maze et al. [15] to check the results of the RST for different materials.
Uberall ,” Acoustic resonance scattering “, Gordon and breach science .1992
JSME International Journal Series C, Vol 47, N°1, 2004, pp 297-304
It is in this context that the RST has been widely used to identify different materials on the basis of their resonance spectrum.
The MIIR (method of isolation and identification of resonances) is an experimental technique developed by Maze et al. [15] to check the results of the RST for different materials.
Uberall ,” Acoustic resonance scattering “, Gordon and breach science .1992
JSME International Journal Series C, Vol 47, N°1, 2004, pp 297-304
Online since: August 2008
Authors: Marize Varella de Oliveira, Anderson Camargo Moreira, Carlos R. Appoloni, Luiz Carlos Pereira, Waléria Silva de Medeiros
However,
the toughness and fatigue resistance of these materials do not accomplish the requisites for
load-bearing implants that usually can be achieved by metallic biomaterials.
Dunand: Advanced Engineering Materials Vol. 6 (2004), p. 369
Jones: Surface Science Reports Vol. 42 (2001), p.75
Pilliar: Journal of Orthopedic Research Vol. 19 (2002), p. 187
Brinson: Mechanical Materials January (2005), p. 1
Dunand: Advanced Engineering Materials Vol. 6 (2004), p. 369
Jones: Surface Science Reports Vol. 42 (2001), p.75
Pilliar: Journal of Orthopedic Research Vol. 19 (2002), p. 187
Brinson: Mechanical Materials January (2005), p. 1