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Online since: October 2014
Authors: Tamara Datsuk, U. Ivlev, Viktor Pukhkal
The reason is that materials actual moisture content in North-Western part of Russian federation is exceeding the rated values.
Phase transitions occurring in construction materials pores considerably affect both thermal insulation properties and structures service life duration.
Grimitlin, Aeration of Industrial Buildings, World Applied Sciences Journal 23 (Problems of Architecture and Construction), (2013) 50-54
Datсiuk, Engineering aspects of energy saving of buildings, Works of Russian Academy of Architecture and Construction Sciences, 5 (2009), 326-329
Puhkul, The simulation results of microclimate apartments with various types of heaters, Civil Engineering Journal, 6 (2013) 12-21.
Online since: February 2013
Authors: Ni Ni Han, Song He Zhang, Pei Fang Wang, Chao Wang
Materials and Methods Study sites and sampling procedure The nine sampling sites are shown in Fig.1.
American Society for Testing and Materials, 1977
Science of the total environment 402 (2008) 232– 247 [7] A.
Journal of Medical Microbiology 56, 346–351. (2007) [10] A.
International Journal of Antimicrobial Agents, 25, 358 −373. (2005)
Online since: November 2005
Authors: Youn Ho Cho, Joon Hyun Lee, Won Su Park
Introduction It is well recognized that the one-sided stress wave velocity measurement technique in structural materials provides valuable information on the state of the material such as quality, uniformity, location of cracked or damaged area.
It will be able to apply for evaluation of material properties the impact by laser irradiation.
Fig. 6 FFT spectrum of the waveform of receiver B in each crack depth and the amplitude ratio of shear wave frequency component to Rayleigh wave frequency component Acknowledgement This study was supported by Korea Institute of Science & Technology Evaluation and Planning (KISTEP) and Ministry of Science & Technology (MOST), Korean government, through its Basic Atomic Energy Research Institute (BAERI) program.
Achenbach: Journal of Engineering Mechanics Vol. 124 (1998), pp. 1346-1353 [2] J.H.
Lee: International Journal of Reliability and Applications Vol. 5 (2004), pp. 1-13 [4] C.B.
Online since: June 2012
Authors: Long He, Li Gao, Bin Cai, Ye Fa Tan, Gui Yang Dong, Zi Shuang Yang
It can be found that in the welding process a large compressive misfit strain field induced by thermal effect is formed ahead of the heat source, because the welding material expands with heat, and the thermal stress exceeds the yield stress at this temperature.
Along the root pass, large tensile stresses are discovered at the jumping-off point and end-point because the welding materials cool down first and the gradient of temperature is larger in these areas.
It can be seen that the maximum tensile stress with the value of 1.1σs which exceeds the yield stress, appears in the welding junction region and will result in decrease in load bearing capacity of the material.
Journal of Manufacturing Science and Engineering.
FANG: Characteristic of Stress Field during the Carbon Arc Air Gouging Process, Chinese Journal of Mechanical Engineering.
Online since: September 2013
Authors: Xiao Bing Li, Zhao Jun Yang, De Bin Cheng, Jia Xin Liu, Ya Zhi Liu, Zi Gang Cai
Acknowledgements This work is supported by the Important National Science and Technology Specific Projects of China (No. 2012ZX04001-21-06), Development Fund of CEPREI (No. 12Q03), and the Critical comments and suggestions from referees have been very helpful in revision of this manuscript.
Key Engineering Materials, 464 (2011) 374-378
Advanced Materials Research, 548 (2011) 495-499
European Journal of Operational Research, 86 (2004) 257-267
European Journal of Operational Research, 72 (2001) 91-97
Online since: October 2012
Authors: Yi Zhen Yang, Hong Gan
Third, reinforcement material strength grade should be no less than the original component material strength level.
Acknowledgements This work was financially supported by Provincial natural science research focus of the project of Anhui Province (KJ2008A031).
Wuhu vocational technical college journals. 24-26 (2005)
Journal of Anhui polytechnic university. 26(2):1-4(2011)
Effects of finish materials and dynamic loading on the cyclic response of wood frame shear wall [J].
Online since: December 2012
Authors: Fei Yu, Lin Hai Gao, Meng Meng Dong, Hai Yan Fan, Yin Liu
Paste filling material is a small amount of bleeding or no bleeding, the compression rate generally less than 5% ~ 6%.
The compression of filling body is relected to grain composition and exudation rate of the filling pulp of the filling material, as well as bulk modulus of filling body, etc.
So reducing compression of the filling body can be realized by decreasing exudation rate of the filling pulp of the filling material and improving the bulk modulus of filling body.
Journal of China University of Mining &Technology, 2004,(3):162-165, In Chinese [4] Longfei Wu, Huaqiang Zhou, Feng Li, etc.
Journal of China University of Mining &Technology, 2004, 33(2):154-158, In Chinese [6] Kazhong Deng.
Online since: May 2012
Authors: Xin Chen
The wall materials are MAT_CONCTRTE_DAMAGE_REL3, the materials of ring beam and main beam are MAT_PLASTIC_KINEMATIC.
Because the effective sustaining force of main load-bearing components of a typical construction is not obvious, therefore the components can not be easily removed, or progressive collapse will occur.Organization of the Text References [1] Bofeng Gao , Huijian Li, liyun Su, Damage identification of interceptive tower structure based on the dynamic response information distribution(in Chinese), in: Journal of North University of China, Natural Science, 2009, pp. 179-183
[2] Bofeng Gao , Huijian Li, Yanxia Liu, Damage Identification of Mutation Place of Lattice Tower Stiffness(in Chinese), in: Journal of Basic Science and Engineering, 2009, pp. 309-317.
Online since: May 2022
Authors: Santolo Daliento, Giovanni Breglio, Michele Riccio, Ilaria Matacena, Luca Maresca, Andrea Irace
Introduction Silicon carbide (SiC) MOSFETs have replaced silicon devices due to the higher performance of SiC with respect to silicon material [1].
These properties established the SiC as the most promising material for power MOSFETs.
Springer Science & Business Media (2010)
IEEE Journal of Emerging and Selected Topics in Power Electronics 4.3, p.978-987 (2016)
Materials Science Forum.
Online since: July 2011
Authors: Pei Long Wang, Hua Song, Ming Xin Gao, Hao Jia, Si Yu Yuan, Zhong Qiang Wang, Shan Hu Tong
The Deformation Rule of the Cooled U75V Heavy Rail Caused by the Different Heat Transfer Coefficient Gao Mingxin1,a, Wang Peilong1,a, Jia Hao1,a, Tong shanhu1,a, Song Hua1,b, Yuan Siyu2,b and Wang Zhongqiang2,b 1School of Mechanical Engineering and automation, University of Science and Technology Liaoning, Anshan, Liaoning 114051, China 2Anshan Iron and Steel Co; Ltd., Anshan, Liaoning 114021, China agaoming31@163.com, bsonghua88@126.com Keywords: heat transfer coefficient; heat-stress couple module; bending curvature Abstract.
In General, the material thermo physical parameters changed with the phase state of materials, temperature, and time, in order to improve the analysis accuracy, we use experiment method to test the thermal physical parameters of heavy rail, and we use the METTLER TOLEDO scale and its density components which are produced in Switzerland to test the density, the density value is 7760kg/m3.
Acknowledgement Supported by National Science Foundation of China (ID5107488).
[2] Zhou Jianhua, Lin Gang, Wu Di, Zhao Xianming: Journal of Iron and Steel Research.
[5] J Basu, S L Srimani, D S Gupta: The Journal of Strain Analysis for Engineering Design.