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Online since: October 2011
Authors: Wei Chen Xue, Bin Zhang, Yi Wang
Static performance of reinforced concrete U-shaped composite beams subjected to positive moment
Weichen Xue1, a, Bin Zhang2,b and Yi Wang3,c
1Department of Building Engineering, Tongji University, Shanghai 200092, China
2Department of Building Engineering, Tongji University, Shanghai 200092, China
3Department of Building Engineering, Tongji University, Shanghai 200092, China
axuewc@tongji.edu.cn, bzhangbin_sx@163.com, cgoldenfuture_bin@126.com
Keywords:reinforced concrete U-shaped composite beams; tests; ductility; slip
Abstract.
The results in this paper are useful to expand the application of reinforced concrete U-shaped composite beam in the field of civil engineering.
In recent years, the reinforced concrete composite beam is increasingly employed in the field of civil engineering.
Journal of Structural Engineering.
China Civil Engineering Journal, 2010, 43(3): 1~7.
The results in this paper are useful to expand the application of reinforced concrete U-shaped composite beam in the field of civil engineering.
In recent years, the reinforced concrete composite beam is increasingly employed in the field of civil engineering.
Journal of Structural Engineering.
China Civil Engineering Journal, 2010, 43(3): 1~7.
Online since: November 2010
Authors: Xiao Chun Fan
Emulational Analysis of Concrete Pouring in Steel-pipe Arch Rib of Fei Shuiya Bridge
FAN Xiaochun
School of Civil Engineering and Architecture, Wuhan University of Technology, Wuhan
fxcfree@163.com
Keywords: Fei Shuiya bridge, steel-pipe arch rib, concrete pouring, emulational calculation
Abstract.
Based on sufficiently considering the principle of symmetrically loading rib concrete, the pouring process of concrete is calculated through MIDAS/Civil 6.71.
Simulation modeling The simulation calculation of whole process of concrete pouring for the arch rib is made by MIDAS/Civil 6.71.
Qiu. in: Solutions of Midas Civil Frequently Questions for Bridge Engineering.
Based on sufficiently considering the principle of symmetrically loading rib concrete, the pouring process of concrete is calculated through MIDAS/Civil 6.71.
Simulation modeling The simulation calculation of whole process of concrete pouring for the arch rib is made by MIDAS/Civil 6.71.
Qiu. in: Solutions of Midas Civil Frequently Questions for Bridge Engineering.
Online since: October 2011
Authors: Ling Jun Kong, Yan Bei Chen, Xiang Liang Ning, Qi Bin Jiang
To study the anti-seismic performance of the viscous damper and the E shaped steel bearing on the continuous girder bridge, two models of the Taibai bridge located in Xi’an are analyzed by the nonlinear time-history method and the Midas/Civil software, considering the interaction between pile and soil.
Introduction With rapid development of bridge engineering, various devices are used to improve the anti-seismic performance of bridge [1].
Based on the practical background, this paper analyzes the Taibai bridge by the Midas/Civil software and studies anti-seismic performance of the viscous damper and the E shaped steel bearing by the nonlinear time-history method, in the longitudinal direction of the bridge.
Fig. 1 The E shaped steel bearing Fig. 2 The viscous damper Computational Models The Taibai bridge located in Xi’an is a three-span continuous girder bridge which is used as the computational models by the Midas/Civil software, considering the interaction between piles and soil. the spans are respectively 48m, 66m and 48m.There are two models to be established, the one is the bridge installed the common pot bearings (considering the 4, 5 and 6 piers as the fixed piers and the rest as active piers), called as model1; the other is the bridge installed the E shaped steel bearings on the 4, 5, 6, 7, 8 and 9 piers and the viscous damper on the rest piers, called as model 2.
The finite element model is shown in Fig. 3 Fig. 3 The finite element model of the bridge Results and Analysis According to the seismic wave provided by the local seismological bureau and the design requirements, the two models are analyzed to obtain the following results by the Midas/Civil software, under the E2 earthquake action [2].
Introduction With rapid development of bridge engineering, various devices are used to improve the anti-seismic performance of bridge [1].
Based on the practical background, this paper analyzes the Taibai bridge by the Midas/Civil software and studies anti-seismic performance of the viscous damper and the E shaped steel bearing by the nonlinear time-history method, in the longitudinal direction of the bridge.
Fig. 1 The E shaped steel bearing Fig. 2 The viscous damper Computational Models The Taibai bridge located in Xi’an is a three-span continuous girder bridge which is used as the computational models by the Midas/Civil software, considering the interaction between piles and soil. the spans are respectively 48m, 66m and 48m.There are two models to be established, the one is the bridge installed the common pot bearings (considering the 4, 5 and 6 piers as the fixed piers and the rest as active piers), called as model1; the other is the bridge installed the E shaped steel bearings on the 4, 5, 6, 7, 8 and 9 piers and the viscous damper on the rest piers, called as model 2.
The finite element model is shown in Fig. 3 Fig. 3 The finite element model of the bridge Results and Analysis According to the seismic wave provided by the local seismological bureau and the design requirements, the two models are analyzed to obtain the following results by the Midas/Civil software, under the E2 earthquake action [2].
Online since: October 2013
Authors: Chang Yong Li, Guang Xin Li, Qi Guo, Wen Jing Shao, Rui Liu
The full-recycled aggregate concrete was developed for the sustainable development in civil engineering, in which the coarse aggregate was the recycled aggregate made of abandoned concrete, and the fine aggregate was the machine-made sand.
Introduction Recycled coarse aggregate is made of the waste concrete from dismantled building structures or other civil engineering infrastructures.
Here, full-recycled aggregate concrete means that the aggregate of concrete was all of the recycled aggregate, and the fine aggregate was the machine-made sand which is another eco-building material for sustainable development in civil engineering.
Lan: Structural Engineers Vol. 20 No. 6 (2004), p53-58
Li: Journal of Hebei Mining and Civil Engineering Institute No. 1 (1997), p22-28
Introduction Recycled coarse aggregate is made of the waste concrete from dismantled building structures or other civil engineering infrastructures.
Here, full-recycled aggregate concrete means that the aggregate of concrete was all of the recycled aggregate, and the fine aggregate was the machine-made sand which is another eco-building material for sustainable development in civil engineering.
Lan: Structural Engineers Vol. 20 No. 6 (2004), p53-58
Li: Journal of Hebei Mining and Civil Engineering Institute No. 1 (1997), p22-28
Online since: January 2026
Authors: Rachid Dkiouak, Ahmed Bouajaj, Zakariae Kahot
Geotechnical and Geological Data Management in Urban Environments: A Case Study of Casablanca, Morocco
Zakariae Kahot1,a* Rachid Dkiouak2,b Ahmed Bouajaj3,c
1Physics department, Private University of Marrakech, Marrakech, Morocco.
2Physics department, Mechanical and Civil Engineering Laboratory, Faculty of Science and Techniques, University Abdelmalek Essadi, Tangier, Morocco.
3Laboratory of Engineering Sciences and Applications, National School of Applied Sciences, Abdelmalek Essaadi University, Al Hoceima, Morocco,
azakariaekahot1818@gmail.com, brdkiouak@hotmail.com, cahmed.bouajaj@gmail.com
Keywords: Geotechnics, geostatistics, surveys, bearing capacity, substratum, GIS.
Its primary aim is to develop a systematic geotechnical database and relevant geotechnical maps which can be readily used by practitioners across civil and geotechnical engineering sectors without undertaking new geotechnical exploration.
By studying and interpreting soils and rocks for the purpose of planning and developing civil structures, applied geology plays a crucial part in the planning and administration of urban areas [4].
A method was created by [11] which consists of a GIS-based geotechnical information system designed to provide geological and geotechnical information and detailed analysis of the main geotechnical properties of rocks and soils, to assist geotechnical investigations related to civil engineering and building projects
There was also considerable heterogeneity in the methods used, which necessitated limiting the data to be included in the database to key parameters, such as: Good depth of soil or soil of good quality, H (m): It is also one of the most critical parameters when coming to the design and execution of any kind of civil engineering work.
Its primary aim is to develop a systematic geotechnical database and relevant geotechnical maps which can be readily used by practitioners across civil and geotechnical engineering sectors without undertaking new geotechnical exploration.
By studying and interpreting soils and rocks for the purpose of planning and developing civil structures, applied geology plays a crucial part in the planning and administration of urban areas [4].
A method was created by [11] which consists of a GIS-based geotechnical information system designed to provide geological and geotechnical information and detailed analysis of the main geotechnical properties of rocks and soils, to assist geotechnical investigations related to civil engineering and building projects
There was also considerable heterogeneity in the methods used, which necessitated limiting the data to be included in the database to key parameters, such as: Good depth of soil or soil of good quality, H (m): It is also one of the most critical parameters when coming to the design and execution of any kind of civil engineering work.
Online since: August 2016
Preface
2016 the First International Conference on Civil Engineering and Materials Science
(ICCEMS 2016) was held during May 1-3, 2016.
The conference provides a platform for researchers, scientists, developers, and practitioner to discuss the topics on civil engineering and materials science and share state-of-art research results, for exploring new areas of research and development, and to discuss emerging issues in the fields of civil engineering and materials science with participants from all over the world, both from academia and from industry.
Manos, Dept. of Civil Engineering, Aristotle University of Thessaloniki-Greece Conference Co-chair Prof.
Shuraim, Civil Engineering Department, College of Engineering, King Saud University, Saudi Arabia Prof.
Mahdi Moharrampour,Faculty of civil Engineering, Islamic Azad University Buin zahra Branch, Iran
The conference provides a platform for researchers, scientists, developers, and practitioner to discuss the topics on civil engineering and materials science and share state-of-art research results, for exploring new areas of research and development, and to discuss emerging issues in the fields of civil engineering and materials science with participants from all over the world, both from academia and from industry.
Manos, Dept. of Civil Engineering, Aristotle University of Thessaloniki-Greece Conference Co-chair Prof.
Shuraim, Civil Engineering Department, College of Engineering, King Saud University, Saudi Arabia Prof.
Mahdi Moharrampour,Faculty of civil Engineering, Islamic Azad University Buin zahra Branch, Iran
Online since: September 2014
Authors: Darya Trubina, Marsel Garifullin, Aleksei Sinelnikov, Nikolay Vatin
Introduction
Thin-walled steel profiles are widely used in various fields of industrial and civil engineering [7, 15, 16, 36, 39].
The finite elements for design of building walling made of thin-walled beams, Magazine of civil engineering, 8(26) (2011) pp. 69-80
Designing of steel frameworks from thin-walled cold-formed profiles in SCAD Office, Magazine of Civil Engineering, 8 (2010) pp. 38-46
Novaia versiia, novye vozmozhnosti, Magazine of Civil Engineering, 2 (2009) pp. 10-12
The finite elements research for calculation of thin-walled bar, Magazine of civil engineering, 1(27) (2012) pp. 53-73
The finite elements for design of building walling made of thin-walled beams, Magazine of civil engineering, 8(26) (2011) pp. 69-80
Designing of steel frameworks from thin-walled cold-formed profiles in SCAD Office, Magazine of Civil Engineering, 8 (2010) pp. 38-46
Novaia versiia, novye vozmozhnosti, Magazine of Civil Engineering, 2 (2009) pp. 10-12
The finite elements research for calculation of thin-walled bar, Magazine of civil engineering, 1(27) (2012) pp. 53-73
Online since: July 2011
Authors: Ke Feng Zhou, Yu Zhi Li, Bao Jing Zhang
Long-Term Performance Research on Reinforced Concreted Beams
with Pre-Stressed CFRP Plate
Kefeng Zhou1,a, Yuzhi Li, Baojing Zhang1,b,
1School of Traffic and Transportation Engineering, Changsha University of Science and Technology
Changsha, Hunan 410011, china
a zkfsly780623@126.com,bsun870503@163.com
Keywords: long-term test reinforce pre-stressed CFRP plate
Abstract: With the continuous development of science and technology, the method of using the pre-stressed carbon fiber on the concrete structure, in particular on the bridge structure has become a research direction by the domestic and foreign scholars.
In this paper, it has done the long-term test for the civil carbon fiber in the library on the base of the research of reinforced concreted beams with pre-stressed CFRP plate, and has observed the slip of the carbon fiber fixed on the side of the tension anchor.
The results showed that: when put 50% of the ultimate stress of the carbon fiber on the carbon fiber, under the action of long-term tension, the variation of carbon fiber and the slip of the carbon fiber fixed on the side of tension anchor can all achieve intended purpose of the experimen ,which provides the theoretical data on the long-term performance research of the civil carbon fiber reinforced on the concrete structures.
The material parameter is as follows: Tab.1 Material parameters of a carbon fiber board produced domestically tensile strength (MPa) elastic modulus (GPa) elongation (%) 2510 165 1.7 1.2 Experimental device This test uses an institute of Civil Engineering, we have developed a national patent tensioned pre0stressed carbon fiber plate and anchoring device for carbon fiber sheets were tension and anchoring.
Conclusions (1) From the near Anchorage supports anchorage of carbon fiber sheet slip, can we see the anchoring device developed by the School of Civil Engineering, we have a better anchoring effect.
In this paper, it has done the long-term test for the civil carbon fiber in the library on the base of the research of reinforced concreted beams with pre-stressed CFRP plate, and has observed the slip of the carbon fiber fixed on the side of the tension anchor.
The results showed that: when put 50% of the ultimate stress of the carbon fiber on the carbon fiber, under the action of long-term tension, the variation of carbon fiber and the slip of the carbon fiber fixed on the side of tension anchor can all achieve intended purpose of the experimen ,which provides the theoretical data on the long-term performance research of the civil carbon fiber reinforced on the concrete structures.
The material parameter is as follows: Tab.1 Material parameters of a carbon fiber board produced domestically tensile strength (MPa) elastic modulus (GPa) elongation (%) 2510 165 1.7 1.2 Experimental device This test uses an institute of Civil Engineering, we have developed a national patent tensioned pre0stressed carbon fiber plate and anchoring device for carbon fiber sheets were tension and anchoring.
Conclusions (1) From the near Anchorage supports anchorage of carbon fiber sheet slip, can we see the anchoring device developed by the School of Civil Engineering, we have a better anchoring effect.
Online since: January 2019
Authors: Boris Bielek, Dagmara Čeheľová, Michal Franek
That is why it is not only usable in the civil engineering sector (buildings, bridges, chimneys etc.), but also in city urbanism (pedestrian wind comfort and wind safety, dispersion of air pollutants), aircraft and automotive industries.
They are the wind tunnel of Čeněk Strouhal in Telč (Czech Republic), the wind tunnel of the University of Defense in Brno (Czech Republic) and the first the wind tunnel of Faculty of Civil Engineering of Slovak University of Technology in Bratislava (Slovak Republic).
Cermak, Wind Tunnel Studies of Building and Structures: ASCE Manuals and Reports on Engineering Practice, Virginia: American Society of Civil Engineers, 1999
Aplications of Fluid Mechanics to Wind Engineering.
Journal of Fluids Engineering.
They are the wind tunnel of Čeněk Strouhal in Telč (Czech Republic), the wind tunnel of the University of Defense in Brno (Czech Republic) and the first the wind tunnel of Faculty of Civil Engineering of Slovak University of Technology in Bratislava (Slovak Republic).
Cermak, Wind Tunnel Studies of Building and Structures: ASCE Manuals and Reports on Engineering Practice, Virginia: American Society of Civil Engineers, 1999
Aplications of Fluid Mechanics to Wind Engineering.
Journal of Fluids Engineering.
Online since: May 2011
Authors: Lin Niu, Liao Yuan Ye
Introduction
Civil infrastructure, which include bridges and buildings, begin to deteriorate once they are built and used.
Structural diagnosis by analyzing vibration signals of equipment is an established method in mechanical and aerospace engineering.
Engineering Structures, vol. 28(.2006), p.255-263
Engineering Structures, vol. 27(2005),p.685-698
Flatau and S.C.Liu: Review paper: health monitoring of civil infrastructure.
Structural diagnosis by analyzing vibration signals of equipment is an established method in mechanical and aerospace engineering.
Engineering Structures, vol. 28(.2006), p.255-263
Engineering Structures, vol. 27(2005),p.685-698
Flatau and S.C.Liu: Review paper: health monitoring of civil infrastructure.