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Online since: December 2011
Authors: Yan Qing Du, Peng Cheng Wang, Zhao Yi Xu, Ming Zhou Bai, Shu Huai Mu, Dong Wang, Yin Jing Yang
Landslide Risk Assessment Expert System Along the Oil and Gas Pipeline Routes Pengcheng Wang1, a, Zhaoyi Xu 2,b , Mingzhou Bai 3,c , Yanqing Du 4,d , Shuhuai Mu 5,e , Dong Wang 6,f , Yinjing Yang 7,g 1-4,6-7 School of Civil Engineering and Architecture,Beijing Jiaotong University,Beijing 100044,China 5 China Petroleum Pipeline Engineering Co., Ltd.
The mainly form of the engineering is shallow gas pipeline, buried depth of about 2m or so [3].
The landslide geology disaster forewarns expert system simulates the geological disaster to prevent and control, the engineering geology domain expert to ponder that the question, solving the question process, to designated that the landslide the stability carries on the science appraisal, the diagnosis, the forecast forecast artificial intelligence system.
(6) Knowledge gain The knowledge gain is through the artificial method or the machine learning method and it transforms the domain in fact sexual knowledge and the domain expert unique empirical knowledge as the computer program process.The early expert system depends upon the domain expert and knowledge engineer completely cooperates together, induces the domain in knowledge summary, after the standardization, sends in the knowledge library.
Online since: August 2012
Authors: Yun Fang Wu, Zhi Yong Zhang
Technology of Temperature Measurement in Concrete Bridge Pier Yunfang Wu1,2,a, Zhiyong Zhang1,2,b Key Laboratory of New Technology for Construction of Cities in Mountain Area (Chongqing University), Ministry of Education, Chongqing 400045, China School of Civil Engineering, Chongqing 400045, China wyf 200505@126.com,zzy545397907@163.com Keywords: Pier section model; Intelligent sensor; Temperature measurement.
So LTM-8663 intelligent monitoring system can be used in pier concrete temperature measurement. ②The maximum relative error of temperature values measured in the two methods of embedding sensor is 3.11%, less than the engineering allowable error (5%).
Structural Engineers, Vol.23,No.3(2007),p.73-77,98 [2] Kolluru V.
JOURNAL OF BRIDGE ENGINEERING © ASCE, Vol.15,No.1(2010),p.108-116 [3] Bofang Zhu.Thermal Stresses and Temperature Control of Mass Concrete( Beijing in China: China Electric Power Press,1999) [4]Liu Xingfa.
Control Engineering China,No.3(2008),p.44-47 [6]Zhao Yungang,Qiu dong.
Online since: July 2011
Authors: Quan Ming Zhang
CMC products manufactured by CVI and PIP methods have been put into engineering application in China.
Currently there are still some difficulties in the quality stability of carbon fibers in China, which restricts the engineering application of domestic carbon fibers.
Joining technology of CMC composites to metals Due to the significant TEC difference between CMC composites and metals, joining CMC composites to titanium alloy injector disk is an important problem for the engineering application of composites in aerospace liquid propulsion.
Conclusions With the further efforts on basic research, ceramic matrix composites, as a new high temperature resistant material with outstanding properties, are widely applied not also in aerospace fields but also in civil fields, such as gas turbines, nuclear fusion reactors, new generation high speed brake disks and mechanical products.
China Materials Engineering Canon (Volume 10): Composites Engineering Application[R ], Chemical Industry Press, Aug. 2005.
Online since: July 2011
Authors: Federico M. Mazzolani, Beatrice Faggiano, Antonio Formisano, Daniela De Gregorio, Tony De Lucia
A quick level methodology for the volcanic vulnerability assessment of buildings FAGGIANO Beatrice1, a, FORMISANO Antonello1,b, DE GREGORIO Daniela1,c, DE LUCIA Tony1,d and MAZZOLANI Federico M.1,e 1 Department of Structural Engineering.
Faculty of Engineering.
In this context, the mission of the structural engineering is to furnish tools able to express a judgement in terms of volcanic vulnerability for the constructions at risk.
The PALAZZI artistic form, used by the Civil Protection Dept. to assess the seismic vulnerability of monumental fabrics, considers the presence, quality and quantity of valuable historic heritage as arcades, colonnades, ornaments, frescoes, mosaics, paintings, books, sculptures, furniture, furnishing accessories, stuccoes and mouldings.
[7] Mazzolani F.M., Faggiano B., Formisano A., De Gregorio D., Nunziata C., Mandara A., Volcanic and tectonic earthquakes effects in the Vesuvian urban habitat, Proc. of the European Conference on Earthquake Engineering, 14th ECEE, Ohrid, Republic of Macedonia, Paper n. 1179 on CD.
Online since: November 2012
Authors: Gui Lin Sheng, Ya Ge Zhang
Discussion on Effect Factors and formula of Bearing Capacity of Reinforced Mixing Pile Guilin SHeng1, a, Yage ZHang1, b 1School of Civil Engineering and Architecture, Henan University, Kaifeng, Henan, 475004, China ashengguilin1214@163.com, b zhangyage@henu.edu.cn Keywords: reinforced mixing pile,bearing capacity,effect factors,calculation formula.
The reinforced mixing pile is composed of cement mixing pile [1] (wet) and concentric inserted therein reinforced concrete pile core composition, the reinforced mixing pile composite foundation has been tested as a treatment of soft soil foundation is economic and effective, to facilitate the construction of a new pile, in recent years beginning in some engineering applications.
mixing pile Reinforced concrete pile Area replacing ratio Averageultimate bearing capacity/KN Pile length /m Diameter /mm Pile length/m Upper and lower diameter of core pile /mm Tianjin University Test data analysis [2,3,4] 8.5 8.5 8.5 8.5 8.5 - 500 500 500 500 500 - - 5.0 5.0 5.0 5.0 8.5 - 180-180 250-100 300-100 400-100 500 0.0 0.13 0.25 0.36 0.64 1.0 160 450 700 650 600 500 Kunming, Gu Duicun Village data analysis[5] 8.0 8.0 8.0 - 10.0 8.5 500 500 500 - 500 500 - 3.5 6.0 8.0 6.0 6.0 - 180-180 240-240 500 240-240 240-240 0.0 0.165 0.293 1.0 0.293 0.293 330 580 946 566 >807 860 ANSYS finite data analysis [6,7] 10.0 10.0 10.0 10.0 10.0 - 600 600 600 600 600 - - 9.0 9.0 9.0 9.0 10.0 - 200 300 360 400 600 0.0 0.111 0.25 0.36 0.444 1.0 250 450 700 650 650 700 When experimental data is lack, optimal the area replacing ratio of the reinforced mixing pile can use the experience value; if the engineering
test pile, for the convenience of engineering application, based on experimental results, suggest that optimal the area replacing ratio available formula(1) [8]: when the pile length is determined, the core pile straight size is too large, the cement soil will produce plastic failure, but not give full play to the strength of concrete, reinforced mixing pile has reached the limit bearing capacity.
Structural Engineers, 2005, in Chinese
Online since: October 2013
Authors: Ying Ning Qiu, Yu Jiang, Zhi Huang, Jin Liu, Yu Cui, Hai Feng Li, Da Wei Su, Yan Hui Feng
Performance Analysis of Coastal Wind Farms in Jiangsu, China FENG Yanhui1,a, JIANG Yu2, QIU Yingning1, SU Dawei3, LI Haifeng3, HUANG Zhi4, LIU Jin3, CUI Yu3 1School of Energy and Power Engineering, Nanjing University of Science of Technology, China 2College of Energy and Electrical Engineering, Hohai University, Nanjing, China 3Jiangsu Electric Power Dispatching and Control Center, Nanjing, China . 4Zhenjiang Power Supply Company, Zhenjiang, China.
Jiangsu’s wind power development is one of the key power engineering in China.
Availability Availability is a technical term being defined within reliability engineering regime [14], .
Long, Early Experiences with UK Round 1 Offshore Wind Farm, Proceedings of the Institution of Civil Engineers, Energy 163, November 2010 Issue EN4, pp. 167–181
Online since: July 2014
Authors: Xue Hui Zhang, Shu Ling Ke
Experiment on Seismic Behavior of Frame with Specially Shaped Columns used Wide Flange in the First Floor and General on the above Xuehui Zhang1, a, Shuling Ke1, b 1 School of Civil Engineering,Hebei University of Science and Technology, Shijiazhuang, China azhxuehui@126.com, bkeshuling@126.com Keywords: concrete, specially shaped columns, wide flange, seismic behavior.
World Earthquake Engineering, Vol 18(4), p106-110. (2002) [4] Wang Tiecheng, Li Xinhua, Zhao Shaowei: Seismic Behavior of Frame with Specially Shaped Columns Subjected to Cyclic Load[J].
Journal of Earthquake Engineering and Engineering Vibration, Vol 28(6), p178-185. (2008) [6] Zhao Yanjing, Li Zhongxian, Chen Yunxia: Research on limit values of axial compression ratios of specially shaped RC columns in case of 4th seismic grade[J].
World Earthquake Engineering, Vol 18(2), p146-149. (2002)
Online since: September 2014
Authors: Guo Cai Zhou, Hai Qing Pei
China 2School of Mechanics, Civil Engineering and Architecture, Northwestern Polytechnical University, Xi’an 710129, P.R.
Therefore, studies of crack initiation location, crack growth path and fracture surface location have important theoretical and engineering significances.
The single crystal blade axis is [001] orientation in engineering.
(b) Modeling specimen fracture surface of rabbet The analyses above show that the theoretical researches carried out by the finite element simulation of crack initiation location, crack growth path and fracture locations of rabbet have a good agreement with experimental results and engineering application.
The fracture occurs along the {-1-11} slip plane. 3) The crack initiates in the upper edge of the rabbet contact area and grows alternately along the slip plane {1-1-1} and {-11-1}. 4) Researches carried out by the finite element simulation of crack initiation location, crack growth path and fracture location of rabbet have a good agreement with experimental results and engineering applications.
Online since: October 2013
Authors: Xiao Chu Wang, Le Zhou, Jun Wei Wang
Method of Surface Treatment of Carbon Fiber and Its Evaluation Xiao-chu WANG1,3,a, Le ZHOU1,2,b and Jun-wei WANG1,3,c 1Institute of Architectural Engineering of Shenyang University, China 2Department of Civil Engineering, Tsinghua University, China 3Liaoning provincial key Laboratory of Geoenvironmental Engineering, China awangxiaochu@126.com, bzhoule1978@126.com, cwangjunwei90517@126.com Keywords: carbon fiber, surface treatment, oxidation, non-oxidation, evaluation.
Journal of Materials Engineering. 2005. (9), p. 3-6
Journal of Materials Engineering. 1999. 44(8), p. 15-17
Online since: July 2017
Authors: Valeria Corinaldesi, Jacopo Donnini, Giovanni Lancioni, Tiziano Bellezze
Mazzoni, Experimental study of adhesion between FRCM and masonry support, Key Engineering Materials, 624 (2015) 189-196
Journal of Engineering Mechanics, 141(6) (2015)
Nanni, Mechanical properties of FRCM using carbon fabrics with different coating treatments, Composites Part B: Engineering, 88 (2016) 220-228
Nardinocchi, The influence of calcium oxide addition on properties of fiber reinforced cement-based composites, Journal of Building Engineering, 4 (2015) 14-20
Donnini, Study of physical and elasto-mechanical behaviour of fiber-reinforced concrete made of cement containing biomass ash, European Journal of Environmental and Civil Engineering, 20 (2016) 152-168
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