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Online since: February 2012
Authors: Mariano Marcos, Jorge Salguero Gómez, Moises Batista, Madalina Calamaz, Franck Girot
The material used for this test was a plate of Ti6Al4V alloy.
Acknowledgements This work has received financial support from the Science and Innovation Ministry project DPI2008-06771-C04-01 and from the Personal Research Formation Program of the Spanish Government.
Advances in Materials Science and Engineering. (2011) 414868 [2] M.
Advanced Materials Research 107 (2010) 77-82 [3] M.
International Journal of Machine Tools & Manufacture 48 (2008) 275–288
Online since: June 2010
Authors: Chun Ping Yan, Qing Hua Zhou, Fei Liu, Qi Feng Wang
Wang et al.[2] focused on the machining complexity of large containers where difficult-to-cut materials were used a lot, constructed a cutting process parameter optimization expert system for difficult-to-cut materials.
Journal of Harbin University of Science and Technology.
Zhu: A cutting process parameter optimization expert system for difficult-to-cut materials.
Key Engineering Materials.
Roy: Design of genetic-fuzzy expert system for predicting surface finish in ultra-precision diamond turning of metal matrix composite.Journal of Materials Processing Technology.
Online since: February 2011
Authors: Huai Ren Guo
The Reliability of Enlarging the Cross-Section in Reinforcing the Frame Construction Buildings Guo Huai-ren School of Civil Engineering and Architecture, Southwest University of Science and Technology, Mianyang, Sichuan 621010, China Guotian1208@yahoo.com Keywords: Seismic Damaged RC Frame; Broaden-Section Method; Reinforcement; Reliability; Crack Abstract.
Reinforcing just focus on first floor, reinforcing section is 500*200mm and reinforcement ratio is the same as the original. 2.2 Material property parameter Material property parameter mainly includes modulus of elasticity, Poisson’s ratio, yield strength and strain-hardening modulus.
This model mainly simulates real node, model’s geometric dimensioning and material property parameter are the same as experiment.
Journal of Building Structures, (2008), 29(4): 1-9 (in Chinese)
[2] LI Hongnan, XIAO Shiyun, HUO Linsheng.Damage investigation and analysis of engineering structures in the wenchuan earthquake [J].Journal of Building Structures, (2008), 29(4):10-19(in Chinese)
Online since: September 2011
Authors: Zong Xi Cai, Yi Lan Kang, Zhao Bin Su
Introduction For brittle material, cracking is the dominant failure mechanism due to the low tensile strength.
In this paper we are trying to use element splitting and interface separating technology to analyze crack propagation of brittle material.
According to the theory of linear-elastic fracture mechanics [6], crack propagation occurs when the composite stress intensity factor reaches the critical value of material, crack extension starts at the crack tip in the radial direction (θ) which is perpendicular to the direction of greatest tension as given below.
References [1] Qingsheng Yang and Wei Yang: Chinese Journal of Computational Mechanics (In Chinese) Vol. 14 (1997), p. 408 [2] Klein P. and Gao H: Engineering Fracture Mechanics Vol. 61 (1998), p. 21 [3] S.R.
Ariffin: J Zhejiang Univ Sci A Vol. 9 (2008), p. 32 [6] Shiyu Li, Taiming He and Xiangchu Yin: Rock Fracture Mechanics Introduction (In Chinese) (China Science and Technology University Press, China, 2010) [7] Xiaodong Kou and Weiyuan Zhou: Chiese Journal of Rock Mechanics and Engineering (In Chinese) Vol. 19 (2000), p. 18
Online since: January 2014
Authors: Yan Liu, Lian Yu Wei
At the same time, the theory of performance-based seismic strengthening design can meet the actual "personalized" design, which conducive to the popularization and application of new material, new technology.
Conclusion By conducting a large amount of research work, the engineer in the field of performance-based seismic design have made some encouraging results.Performance-based seismic strengthening of buildings design allows the reinforcement of the building structure designed the various predetermined performance objectives during the design to meet the requirements.It is based on the actual situation of the owners' needs and Engineering, economic, reasonable, effective seismic strengthening the development of performance theory fortification objects.Use a variety of new materials, new technology, new technology, especially with energy dissipation devices, isolation and other new ways to seismic strengthening.Focusing on engineering structure seismic performance of whole, balancing the aseismic ability of structures, to achieve the predetermined structure seismic performance objectives.
Journal of building structures, 1982
Xi 'an: Xi 'an building university of science and technology, 2006 [5]Pan Baoyu, Zhang Jingshu.
Journal of engineering and seismic strengthening reform, 2005, 27 (l) [6]Liu Boquan, Li Yingbin.
Online since: February 2014
Authors: Gong Gao
However, there were also 2 disadvantages of T2 when applying: firstly, if the distance was too long, the pump unit was needed, and this increased the cost of the project; secondly, the sludge used for the croplands must be nontoxic, thus the pre-test of the sludge would take parts of the human and material resources
Besides, based on the wide market of bricks, producing bricks using sludge as materials owned broad market and satisfactory benefits
Journal of Environmental Science and Health Part a-Toxic/Hazardous Substances & Environmental Engineering, 2014, 49(1): 101-107
International Journal of Phytoremediation, 2014, 16(1): 1-13
Online since: September 2011
Authors: Wen Feng Du, Zhi Yong Zhou, Fu Dong Yu
(3)The material has the characteristics of isotropy and low-strain linear elastic.
The steel or aluminum alloy, used as the material in the single-layer latticed shell structures, have these characteristics
The material is Q235 steel, with Young’s modulus(E) 206 kN/mm2 and poisson ratio 0.3.
Journal of Building Structures,2001,22(1): 62-68
Journal of Zhejiang University(Engineering Science),2006,40(3):506-510
Online since: August 2013
Authors: Jian Min Wang, Yan Jiao Li, Jie Zhang
The purpose of the mill load control is when the material grindability, particle size and parameter are changed, the output of mill can always guarantee the highest, and make mill stable operation.
The characteristics of the material during the operation, such as humidity and particle size, and the characteristics of the mill itself, will have a greater impact on the operating characteristics of the mill.
In actual production, the change of the material particle size and hardness will cause the change of mill power.
Intelligent optimal-search control of the grinding mill load [J].Journal of nanhua university (science &engineering edition), 2003, 17(2):32-34
Journal of Xi’an Jiaotong University, 2002, 36(4):385-389.
Online since: September 2013
Authors: Yan Yan, Fa Ping Zhang, Bo Gao, Bo Dong, Hong Sheng Ding
Semantic Annotation and Case-based Retrieval of Fixture Design Case Bo Gao 1,2,a,Yan Yan1,b, Hong-sheng Ding 1,c, Bo Dong3,Fa-ping Zhang 1 1School of Mechanical Engineering,Beijing Institute of Technology,Beijing 100081,China; 2School of Mechatronics Engineering,Lanzhou Jiaotong University,Lanzhou 730070,China; 3Standards and Metrology Research Institute,China Academy of Railway Sciences,Beijing 100081,China a 3120100146@bit.edu.cn, byanyan@bit.edu.cn,cdhs@163.com Key words:ontology; semantic annotation; Case-based Retrieval; similarity measurement Abstract: In order to develop an intelligent Case-based Reasoning system and meet the need of knowledge reuse of fixture design process, ontology technology is integrated in CBR system, Fixture design domain ontology is constructed, and concepts and relations are defined and represented.
Where CWI={Workpiece Type, Workpiece Size , Workpiece Material , Product Quantity } CWS={ Workpiece Length, Workpiece Width, Workpiece Height} Where CPI={ Process Type, Machining Feature , Precision ,…} Where CFP={ locate mode, clamp mode, support mode, locate feature, clamp feature, support feature,…} By the construction of FCO, fixture case can use the ontology to annotate many features in fixture design domain.
[3] R.Hunter, A.Vizán and J.Pérez: Journal of Materials Processing Technology, Vol.5 (2005),p.1510–1518
[7] S.David, B.Montserrat: Journal of Biomedical Informatics, Vol. 44(2011), p. 749-759.
Online since: May 2016
Authors: Patrick Fiorenza, Riccardo Reitano, Francesco La Via, Salvo Coffa, Simona Lorenti, Andrea Severino, Alessandra Alberti, Nicolo Piluso, Marco Salanitri, Ruggero Anzalone, Giuseppe Arena
Introduction Cubic Silicon Carbide (3C-SiC) is an attractive material for potential applications in high frequency, high temperature, high power electronic devices, micro-electro-mechanical systems, as well as employed as an ideal substrate for hetero-epitaxial growth of III–V [1,2] compound semiconductor or to contact junctions in a hetero-junction solar cell applications.[3] Due to the difficulties in growing bulk crystals, hetero-epitaxial growth of 3C-SiC on Silicon (Si) substrate has been developed because of the advantages in low-cost and large-size.
Akasaki, Journal Of Crystal Growth 115 (1991) 634-638
[4] Anzalone, R., Severino, A., D'Arrigo, G., Bongiorno, C., Abbondanza, G., Foti, G., Saddow, S., La Via, F., Journal of Applied Physics 105 (2009) 084910
La Via, Materials Science and Engineering B 14-19 (2015) 198