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Online since: January 2013
Authors: Ivana Turekova, Jozef Harangozo, Zuzana Turnova, Karol Balog
Assessment of Functionality of Aged Cables at Loading by Heat Flux
Turekova Ivana 1, a, Harangozo Jozef 2,b,Turnova Zuzana3,c and Balog Karol4,d
1,2,3,4 Slovak University of Technology in Bratislava, Faculty of MaterialsScience and Technology in Trnava, Department of Safety Engineering, Paulinska 16, 91724 Trnava, Slovak Republic
aivana.turekova@stuba.sk, bjozef.harangozo@stuba.sk, czuzana.turnova.stuba.sk, dkarol.balog@stuba.sk
Keywords: cables, heat flux, intumescent coating
Abstract.
Cable distribution systems were deposited with intumescent sprayed coatings, used mainly in nuclear power engineering in Slovakia. [1] The flame-retardant coatings should restrict the speed of flame propagation and thus prolong the time of cable system functionality.
References [1] VAŠÁTKO, E., Fire-retardant coatings in civil engineering, [online], [cit. 2011-11-28].
Cable distribution systems were deposited with intumescent sprayed coatings, used mainly in nuclear power engineering in Slovakia. [1] The flame-retardant coatings should restrict the speed of flame propagation and thus prolong the time of cable system functionality.
References [1] VAŠÁTKO, E., Fire-retardant coatings in civil engineering, [online], [cit. 2011-11-28].
Online since: July 2014
Authors: Shu Guang Liu, Chang Wang Yan, Jin Cai Zhu, Yong Yang, Ju Zhang
Introduction
The application of ultra high strength concrete is becoming widely used in civil engineering for it offers many advantages over common concrete.
Because its high compressive strength and good durability and so on [1], it adapts to the high-rise, heavy, large span and modern engineering structure’s requirements.
However, domestic research on high-strength concrete is much concentrated in the class C60-C80, concrete of class C80 to C100 are comparatively little in researching and application in engineering [3] .Therefore, this paper makes a study of constraint effect of steel skeleton to the joint core regions of ultra high strength concrete to make a further research of ultra high strength concrete.
Because its high compressive strength and good durability and so on [1], it adapts to the high-rise, heavy, large span and modern engineering structure’s requirements.
However, domestic research on high-strength concrete is much concentrated in the class C60-C80, concrete of class C80 to C100 are comparatively little in researching and application in engineering [3] .Therefore, this paper makes a study of constraint effect of steel skeleton to the joint core regions of ultra high strength concrete to make a further research of ultra high strength concrete.
Online since: August 2014
Authors: Jian Shen, Xiao Yun Liu
Research on the Bridge Tower Crack Propagation under Thermal Fatigue Loading
Jian Shen1, a, Xiaoyun Liu2,b
1 School of Civil Engineering and Architecture, Jiangxi Science & Technology Normal University, Fenglin Avenue 605#, Nanchang, Jiangxi P.R.China 330013
2 School of foreign languages, Jiangxi Science & Technology Normal University, Fenglin Avenue 605#, Nanchang, Jiangxi P.R.China 330013
a894282069@qq.com, b505132338@qq.com
Key words: thermal fatigue load, crack length probability density function, randomness of crack propagation, safe and reliable model
Abstract: The bridge tower crack extension probability is very large because of the stress concentration at the crack tip, combined with the fatigue stress.
Engineering Fracture Mechanics. 77 (2010) 974–984 [4] Tindal T.
Thermal effects on skewed steel highway bridges and bearing orientation [J].Jouranl of Bridge Engineering,ASCE,2003,8(2):57-65 [5] Chang S.
Engineering Fracture Mechanics. 77 (2010) 974–984 [4] Tindal T.
Thermal effects on skewed steel highway bridges and bearing orientation [J].Jouranl of Bridge Engineering,ASCE,2003,8(2):57-65 [5] Chang S.
Online since: January 2013
Authors: Jia Jun Liu, De Cai Zhao
Linear Structure Physical Implementation and Analysis
Decai Zhao1, Liu Jiajun 2, b
1College of Information and Engineering, Hebei North University, Zhangjiakou City, Hebei Province, 075000 China
2 Hebei Institute of Architecture and Civil Engineering, Zhangjiakou City, Hebei Province, 075000, China
bCommunication Writer: liujiajun123@sina.com
Key words: linear structure, data storage, physical implementation
Abstract.
Computer Engineering and Applications, 2008, 44 (25):38-39(In Chinese)
Computer Engineering and Applications, 2008, 44 (25):38-39(In Chinese)
Online since: August 2013
Authors: Xiao Ting Rui, Laith K. Abbas, Dieter Bestle
Abbas 1,a, Dieter Bestle 2,b , Xiaoting Rui 3,c
1 Institute of Launch Dynamics, Nanjing University of Science and Technology, Nanjing, 210094, China
2 Engineering Mechanics and Vehicle Dynamics, BTU-Cottbus, P.O.
Beam-type structures are widely used in many branches of modern aerospace, mechanical and civil engineering.
Rui, Transfer matrix method for the determination of the natural vibration characteristics of realistic thrusting launch vehicle—Part I, Mathematical Problems in Engineering, volume 2013, Article ID 764673, 16 pages, 2013.
Beam-type structures are widely used in many branches of modern aerospace, mechanical and civil engineering.
Rui, Transfer matrix method for the determination of the natural vibration characteristics of realistic thrusting launch vehicle—Part I, Mathematical Problems in Engineering, volume 2013, Article ID 764673, 16 pages, 2013.
Online since: August 2013
Authors: Yan Zuo, Sheng Shu Ai, Qing Kai Ren, Xi Tian, Zhong Yan Xie
Study on activated sludge microorganisms of northern winter sewage treatment plant
Xi Tian1,2,3,a Shengshu Ai1,2,b Yan Zuo 1,2,cQingkai Ren 1,2,d Zhongyan Xie 3,e
1 School of Water Conservancy & Environment Engineering, Changchun Institute of Technology, Changchun, 130012, China
2 Jilin Key Laboratory of Urban Sewage Treatment, Changchun, 130012, China
3School of Urban and Environmental Sciences, Northeast Normal University, Changchun, 130024 China
a tianxi0827@sina.com, b keyu0615@126.com, c zuo_yanyan@yahoo.com.cn, d renqqkk@163.com,
exiezhongyan@263.net
Keywords: Low temperature; activated sludge; Northern urban sewage
Abstract.
Practice has proved that these measures will not only increase the engineering investment and operating costs, and the sewage treatment effect is difficult to ensure, but also often cause sludge bulking problem.
Jiao, Journal of Jilin Architectural and Civil Engineer ing Institute Vol. 24-2 (2007), P 29
Practice has proved that these measures will not only increase the engineering investment and operating costs, and the sewage treatment effect is difficult to ensure, but also often cause sludge bulking problem.
Jiao, Journal of Jilin Architectural and Civil Engineer ing Institute Vol. 24-2 (2007), P 29
Online since: November 2013
Authors: Stanislav Seitl, Zbyněk Keršner, Hana Šimonová, Ivana Havlíková, Barbara Kucharczyková
Complex Evaluation of Fatigue Tests Results
of Plain C30/37 and C45/55 Class Concrete Specimens
Hana Šimonová1,a, Barbara Kucharczyková2,b, Ivana Havlíková1,c,
Stanislav Seitl3,d and Zbyněk Keršner1,e
1Brno University of Technology, Faculty of Civil Engineering, Institute of Structural Mechanics, Brno, Czech Republic
2Ditto, Institute of Building Testing
3Academy of Sciences of the Czech Republic, v. v. i., Institute of Physics of Materials,
Brno, Czech Republic
asimonova.h@fce.vutbr.cz, bkucharczykova.b@fce.vutbr.cz, chavlikova.i@fce.vutbr.cz, dseitl@ipm.cz, ekersner.z@fce.vutbr.cz
Keywords: Concrete, Fatigue, Approximation, Wöhler curve, Castillo’s model.
The generally accepted approach in engineering practice is based on empirically derived S–N diagrams known as Wöhler curves (stress S vs. the number of cycles to failure N).
Pukl: Procedia engineering Vol. 2 (2010), p. 203
The generally accepted approach in engineering practice is based on empirically derived S–N diagrams known as Wöhler curves (stress S vs. the number of cycles to failure N).
Pukl: Procedia engineering Vol. 2 (2010), p. 203
Online since: February 2012
Authors: Jia Yao, Ya Qin Li, Yang Yang Han, Xiao Ping Hu, Hao Zhang
College of Construction Engineering, Jiamusi University;
2.
College of Mechanical Engineering, Jiamusi University, Jiamusi 154007,China a jmsdxzh@163.com (corresponding author) Key words: carbon fiber; FRP confined concrete; compression strength; fracture destruction Abstract: Concrete members strengthened by fiber reinforced polymer (FRP) are increasingly becoming a popular retrofit technique in recent years due to the excellent material properties, convenient and easy construction methods, and outstanding strengthening effect.
Carbon fiber reinforced polymer (CFRP) is by far the oldest and most mature technology used in civil engineering, the amount of this high-tech fiber composite is also largest [2].
College of Mechanical Engineering, Jiamusi University, Jiamusi 154007,China a jmsdxzh@163.com (corresponding author) Key words: carbon fiber; FRP confined concrete; compression strength; fracture destruction Abstract: Concrete members strengthened by fiber reinforced polymer (FRP) are increasingly becoming a popular retrofit technique in recent years due to the excellent material properties, convenient and easy construction methods, and outstanding strengthening effect.
Carbon fiber reinforced polymer (CFRP) is by far the oldest and most mature technology used in civil engineering, the amount of this high-tech fiber composite is also largest [2].
Investigation on Vibration Reduction Effects of a New Vibration Isolation Module for Pier Foundation
Online since: May 2012
Authors: Guang Cai Yan, Zhao Xia Ma, Wei Ping Xie
Investigation on vibration reduction effects of a new vibration isolation module for pier foundation
Zhaoxia Ma 1,2, a, Weiping Xie 1,a and Guangcai Yan3,a
1 School of Civil Engineering and Architecture, Wuhan University of Technology, Wuhan, China
2Hubei University of Technology Engineering and Technology College, Wuhan, China
3 Zhongnan Hospital of Wuhan University, Wuhan, China
a zhaoxiama@foxmail.com
Keywords: Vibration isolation module; vibration isolation; peak acceleration; vibration level
Abstract.
Engineering Mechanics,24(12):31-37.China academy of railway science.
Engineering Mechanics,24(12):31-37.China academy of railway science.