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Online since: November 2013
Authors: Ming Yang Pan, Jian Wei Han, Liang Li Xiao
Analysis of bearing capacity of steel-high strength concrete composite beams
Liangli Xiao, Mingyang Pan, Jian wei Han
1Wuhan University of Science and Technology,wuhan 430070,china.
2School of civil Engineering and Architecture,Wuhan University of science and Technology,wuhan 430070,china.
3School of civil Engineering and Architecture,Wuhan University of science and Technology,wuhan 430070,china.
Besides further studying the influence factors of bearing capacity, and ensuring the safety of our engineering performance can be in favor of the engineering structure.
Fig.8 Analysis of composite beams crack Summary 1.Composite beam deformation conforms to the standard rules, and the maximum displacement is only 1.167mm, compared with ordinary concrete beam deformation is not particularly obvious. 2.Analysis results from a combination of beam cracks, compared with ordinary concrete beam, composite beam is no crack, which indicates that the steel instead of concrete in tension zone, take place good the tensile effect,improves the durability of the structure and enhance its reliability. 3.Due to reinforced concrete plate from the work by the Steel-concrete composite beam fail in the process of negative bending moment and subjected to external load separately by the negative moment area of beam , and then lower edge buckling until all damages References [1]Enrico S, Shefif E.Nonlinear analysis of steel-concrete composite state of the art.Journal of Structural Engineering, 2004, 130(2):159-168
[2]Ruizs.E.Reliability Associated with Safety Factors of ACll31-89 and Mexico City concrete Design Regulations, ACI structural Journal, 990, NO.3, 1993 [3]Amadio C, Fragiacomo M.Simplified approach to evaluate creep and shrinkage effects in steel-concrete composite beams.Journal of Structual Engineering, 1997.123(9):1153-1162
Besides further studying the influence factors of bearing capacity, and ensuring the safety of our engineering performance can be in favor of the engineering structure.
Fig.8 Analysis of composite beams crack Summary 1.Composite beam deformation conforms to the standard rules, and the maximum displacement is only 1.167mm, compared with ordinary concrete beam deformation is not particularly obvious. 2.Analysis results from a combination of beam cracks, compared with ordinary concrete beam, composite beam is no crack, which indicates that the steel instead of concrete in tension zone, take place good the tensile effect,improves the durability of the structure and enhance its reliability. 3.Due to reinforced concrete plate from the work by the Steel-concrete composite beam fail in the process of negative bending moment and subjected to external load separately by the negative moment area of beam , and then lower edge buckling until all damages References [1]Enrico S, Shefif E.Nonlinear analysis of steel-concrete composite state of the art.Journal of Structural Engineering, 2004, 130(2):159-168
[2]Ruizs.E.Reliability Associated with Safety Factors of ACll31-89 and Mexico City concrete Design Regulations, ACI structural Journal, 990, NO.3, 1993 [3]Amadio C, Fragiacomo M.Simplified approach to evaluate creep and shrinkage effects in steel-concrete composite beams.Journal of Structual Engineering, 1997.123(9):1153-1162
Online since: February 2012
Authors: Jun Hai Zhao, Qi Yao Wang, Xiao Wei Li
Unified Stresses Solution for Sheet Forming
Xiaowei Li1, 2, a, Junhai Zhao2, b and Qiyao Wang2, c
1School of Civil Engineering, Panzhihua University, Panzhihua 617000, China
2School of Civil Engineering, Chang'an University, Xi'an 710061, China
alilixxxwww@126.com, bzhaojh@chd.edu.cn, cqiyaowang@sina.com
Keywords:Mechanical engineering, Unified strength theory, Sheet Drawing, Sheet Extrusion
Abstract.
References [1] R.A.C.Slater: Engineering Plasticity Theory and Application to Metal Forming Processes (Mechanical Press, China 1983)
Liu: China Civil Engineering Journal, Vol. 30 (1997) No.2, p.14
References [1] R.A.C.Slater: Engineering Plasticity Theory and Application to Metal Forming Processes (Mechanical Press, China 1983)
Liu: China Civil Engineering Journal, Vol. 30 (1997) No.2, p.14
Online since: December 2014
Authors: Jun Lin Tao, Guo Quan Zhu, Xiao Ling Liu
Research on Safety Evaluation System of Reinforced Concrete Structures Based on the Blasting Damage
Guoquan Zhu1, a, Junlin Tao1, b and Xiaoling Liu1, c
1School of Civil Engineering and Architecture,Southwest University of Science and Technology,Mianyang 621010,CHN
azhgq10000@163.com, b junlintao@126.com, c 120922352@qq.com
Keywords: Safety Evaluation System; Blasting Damage; Reinforced Concrete Structures
Abstract.
Combining with the standard for appraiser of reliability of civil buildings, the system gives the security level and repair suggestion of assessment object.
Through comparing with the standard for appraiser of reliability of civil buildings (GB50292-1999) from the residual bearing capacity, the maximum deflection and the maximum crack width, the security level of structure is provided in these three aspects.
References [1] H.Jia: Engineering Blasting.
(In Chinese) [3] Sichuan Provincial Construction Committee: Standard for Appraiser of Reliability of Civil Buildings (GB50292-1999).
Combining with the standard for appraiser of reliability of civil buildings, the system gives the security level and repair suggestion of assessment object.
Through comparing with the standard for appraiser of reliability of civil buildings (GB50292-1999) from the residual bearing capacity, the maximum deflection and the maximum crack width, the security level of structure is provided in these three aspects.
References [1] H.Jia: Engineering Blasting.
(In Chinese) [3] Sichuan Provincial Construction Committee: Standard for Appraiser of Reliability of Civil Buildings (GB50292-1999).
Online since: September 2016
Authors: Martin Krejsa, Petr Janas, Lenka Koubova
The processes under the ground are in contrast to the civil engineering structures [5, 6] often exposed to extensive deformation.
In: Proceedings of the 2nd WSEAS International Conference on Engineering Mechanics, Structures and Engineering Geology (2009) 89-94, ISBN: 978-960474101-4
Structural Engineering International, Vol. 23, Issue 4 (2013) 411-417, DOI: 10.2749/101686613X13627351081678
Archives of Civil and Mechanical Engineering, Vol. 10, Issue 1 (2010) 59-67, ISSN: 1644-9665
Transactions of the VSB – TUO, Civil Engineering Series, Vol. 11, Issue 1 (2011) 1–6, ISSN: 1804-4824, DOI: 10.2478/v10160-011-0012-0.
In: Proceedings of the 2nd WSEAS International Conference on Engineering Mechanics, Structures and Engineering Geology (2009) 89-94, ISBN: 978-960474101-4
Structural Engineering International, Vol. 23, Issue 4 (2013) 411-417, DOI: 10.2749/101686613X13627351081678
Archives of Civil and Mechanical Engineering, Vol. 10, Issue 1 (2010) 59-67, ISSN: 1644-9665
Transactions of the VSB – TUO, Civil Engineering Series, Vol. 11, Issue 1 (2011) 1–6, ISSN: 1804-4824, DOI: 10.2478/v10160-011-0012-0.
Online since: May 2012
Authors: Fang Hui Li, Ming Gu, Zhen Hua Ni, Shi Zhao Shen
Mean wind pressure field on the typical large-span roof structures
Fanghui Li1,a, Ming Gu 2,b , Zhenhua Ni3,c, and Shizhao Shen4,d
1School of Architectural Engineering, Heilongjiang University, China
2State Key Laboratory of Disaster Reduction in Civil Engineering, China
3 Department of Civil Engineering, Shantou University, China
4 School of Civil Engineering ,Harbin Institute of Technology, China
afhli_2000@163.com, bminggu@tongji.edu.cn, czhni@stu.edu.cn, dszshen@hit.edu.cn
Keywords: wind pressure; large-span roof; wind tunnel test; dome; pitched roof
Abstract.
The test of the saddle roof was carried out in the TJ-2 atmospheric boundary wind tunnel of the State Key Laboratory for Disaster Reduction in Civil Engineering at Tongji University, China.
Journal of Architectural Engineering. 8(2) (2002) 49-54
The test of the saddle roof was carried out in the TJ-2 atmospheric boundary wind tunnel of the State Key Laboratory for Disaster Reduction in Civil Engineering at Tongji University, China.
Journal of Architectural Engineering. 8(2) (2002) 49-54
Online since: September 2011
Authors: Nasly Bt Mohamed Ali, Nima Amani, Seyedmohsen Hosseini
Building Component Maintenance/ Repair Management:an Economic Analysis Simulation
Nima Amani1, a, Nasly bt Mohamed Ali2,b, Seyedmohsen Hosseini3,c
1Department of Civil Engineering, Chaloos Branch, Islamic Azad University, Chaloos, Iran
2Faculty of Civil Engineering and Earth Resources, Universiti Malaysia Pahang, Pahang, Malaysia
3Faculty of Civil Engineering, Universiti Teknologi Malaysia, Johor Bahru, Malaysia
animautm@yahoo.com, bnasly@ump.edu.my, cmohsen.hosseini@hotmail.co.uk
Keywords: Building Component.
The NCES condition indexes were designed to support a purpose and quantitative means or facilities condition assessment while supplying for a common language and explanation among users such as assessor, engineer, and inspector.
When engineers install a component in a building, the condition index is 1 (excellent).
Thesis, University of Waterloo, Department of Civil Engineering.
The NCES condition indexes were designed to support a purpose and quantitative means or facilities condition assessment while supplying for a common language and explanation among users such as assessor, engineer, and inspector.
When engineers install a component in a building, the condition index is 1 (excellent).
Thesis, University of Waterloo, Department of Civil Engineering.
Online since: May 2011
Authors: Wen Ming Wang, Guo Huan Liu, Li Tian, Hong Nan Li
Strain rate effect on transmission tower-line system under earthquake action
Wenming Wang1, a, Hongnan Li1, b, Guohuan Liu2, c, Li Tian1, d
1Faculty of Infrastructure Engineering, Dalian University of Technology, Dalian, Liaoning, 116024, China
2Department of Civil Engineering, Tsinghua University, Beijing, 100084, China
awangwenming87110@163.com, bhnli@dlut.edu.cn, ccarecivil@sina.com, dtianl-007@163.com
Keywords: transmission tower-line system, nonlinear time-history analysis, strain rate effect, earthquake.
Introduction Most materials used in civil engineering are sensitive to strain rate.
Li: China Civil Engineering Journal.
Bai: China Civil Engineering Journal.
Wang: China Civil Engineering Journal.
Introduction Most materials used in civil engineering are sensitive to strain rate.
Li: China Civil Engineering Journal.
Bai: China Civil Engineering Journal.
Wang: China Civil Engineering Journal.
Online since: June 2013
Authors: Yi Qiang Xiang, Shao Jun Li, Li Si Liu
Accurate FEM of Steel-Concrete Composite Box Girder Bridge for Damage Identification Based on Dynamical Experimental Study
XIANG Yiqiang1, a, LIU Lisi1, b and LI Shaojun1, c
1Department of Civil Engineering, Zhejiang University, Hangzhou, 310058, China
axiangyiq@zju.edu.cn, b0liulisi@gmail.com, cbatli@126.com
Keywords: Steel-concrete composite box-girder bridge; Damage identification; Experiment; FEM updating
Abstract.
Introduction Structure health monitoring and safe state assessment have been hotspot in the field of civil engineering researches and application.
Structure health monitoring is the whole process which the damages of mechanical equipment, aerospace flight vehicle and civil engineering structures are monitored by means of various non-destructive sensing and detecting technology and data are analyzed [2-3].
Wang: A review of structural damage identification methods based on the finite element model validation, China Civil Engineering Journal, vol.45, Aug. 2012, pp.121-130.
Czarnecki and C.R.Farrar: Structural health monitoring using statistical process control, Journal of Structural Engineering, vol.126, Dec.2000, pp.1356-1363
Introduction Structure health monitoring and safe state assessment have been hotspot in the field of civil engineering researches and application.
Structure health monitoring is the whole process which the damages of mechanical equipment, aerospace flight vehicle and civil engineering structures are monitored by means of various non-destructive sensing and detecting technology and data are analyzed [2-3].
Wang: A review of structural damage identification methods based on the finite element model validation, China Civil Engineering Journal, vol.45, Aug. 2012, pp.121-130.
Czarnecki and C.R.Farrar: Structural health monitoring using statistical process control, Journal of Structural Engineering, vol.126, Dec.2000, pp.1356-1363
Online since: August 2013
Authors: Chun Yang Liu, Zhen Bao Li, Shuang Qu, Xue Jun Zhou, Xin Ping Wang
Research Progress on Bending Strength Calculation of Biaxial Compression-Bending Reinforced Concrete Column
Chunyang Liu 1, a, Zhenbao Li2,b , Shuang Qu3,c ,Xuejun Zhou4,d ,
Xinping Wang 5,e
1 School of Civil Engineering,Shan Dong Jianzhu University,Jinan 250101,China
2Beijing University of Technology,Beijing 100124, China
3 School of Civil Engineering,Shan Dong Jianzhu University,Jinan 250101,China
4 School of Civil Engineering,Shan Dong Jianzhu University,Jinan 250101,China
5 School of Civil Engineering,Shan Dong Jianzhu University,Jinan 250101,China
a liuchunyang2004@sohu.com,
blizb@bjut.edu.cn
cqushuang_edu@163.com
dxuejunzhou@sdjzu.edu.cn,
e jywxp@sdjzu.edu.cn,
Keywords: reinforced concrete;column;biaxial compression-bending;normal section;bearing capacity calculation;
Abstract.Lots of bulidings had collapsed in Wenchuan big earthquake in 2008, one important reason is that the structure design has been launched only in X or Y axis of the building respectively, which
Introduction Reinforced concrete column are mostly common structure components in civil engineering.
Engineering Mechanics, 2009,26(S)I:84-88.
Introduction Reinforced concrete column are mostly common structure components in civil engineering.
Engineering Mechanics, 2009,26(S)I:84-88.
Online since: October 2012
Authors: Robert Černý, Zbyšek Pavlík, Martin Keppert, Ondrej Michalko
Strength and Elasticity of Mortar with Municipal Solid Waste Incineration Ash
Martin Keppert1, a, Ondrej Michalko1, b, Zbyšek Pavlík1, c and Robert Černý1, d
1Department of Materials Engineering and Chemistry, Faculty of Civil Engineering, Czech Technical University in Prague, Thákurova 7, 166 29 Praha 6, Czech Republic
amartin.keppert@fsv.cvut.cz, bondrej.michalko@fsv.cvut.cz, cpavlikz@fsv.cvut.cz, dcernyr@fsv.cvut.cz
Keywords: MSWI bottom ash, mechanical properties, dynamic Young’s modulus
Abstract.
The worldwide most important binder used in civil engineering is, and will be, Portland cement, which is further used for concrete and mortars production.
The civil engineering utilization of MSWI fly ash as mineral admixture for concrete production is possible either directly as SCM [2], in form of crushed slag prepared by melting of MSWI ash with scrap glass [3] or quartz sand [4].
All building applications of fly ash are complicated by high content of salts (chlorides, sulfates) which are unwanted in civil engineering and have to be removed in some way.
The pioneering paper on utilization of MSWI bottom ash in civil engineering was published by Pera et al. [6].
The worldwide most important binder used in civil engineering is, and will be, Portland cement, which is further used for concrete and mortars production.
The civil engineering utilization of MSWI fly ash as mineral admixture for concrete production is possible either directly as SCM [2], in form of crushed slag prepared by melting of MSWI ash with scrap glass [3] or quartz sand [4].
All building applications of fly ash are complicated by high content of salts (chlorides, sulfates) which are unwanted in civil engineering and have to be removed in some way.
The pioneering paper on utilization of MSWI bottom ash in civil engineering was published by Pera et al. [6].