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Online since: April 2014
Authors: Wei Rong Huang, Ming Tan
The Effect of Admixtures on Anti-permeability of C30 Anchor Anti-seepage Mass Concrete
Weirong Huang1, a, Ming Tan 1,b
1Chongqing Jiaotong University, School of Civil Engineering, Chongqing 400074, China
ahwr228@163.com, b532731860@qq.com
Keywords: Anchor, Anti-seepage, Mass concrete, Water-binder ratio, Impermeability
Abstract.
Permeability of concrete depends on its microstructure and water saturation degree, thus in order to achieve the purpose of improving its durability, necessary technical measures must be taken to improve its impermeability in practical engineering.
Mechanical Performance Each concrete specimen was molded, cured and tested, conforming to specification (Standard for Test Methods of Long-term Performance and Durability of Ordinary Concrete, GB/T50082-2009 and Test Methods of Cement and Concrete for Highway Engineering, JTG E30-2005), then its compressive strength and splitting-tensile strength at different ages were tested.
Permeability of concrete depends on its microstructure and water saturation degree, thus in order to achieve the purpose of improving its durability, necessary technical measures must be taken to improve its impermeability in practical engineering.
Mechanical Performance Each concrete specimen was molded, cured and tested, conforming to specification (Standard for Test Methods of Long-term Performance and Durability of Ordinary Concrete, GB/T50082-2009 and Test Methods of Cement and Concrete for Highway Engineering, JTG E30-2005), then its compressive strength and splitting-tensile strength at different ages were tested.
Online since: October 2014
Authors: Subramanian Ramasamy, Roberto Sabatini, Alessandro Gardi
A Laser Obstacle Warning and Avoidance System for Unmanned Aircraft Sense-and-Avoid
Roberto Sabatini1,a*, Alessandro Gardi2 and Subramanian Ramasamy3
1,2,3 School of Aerospace, Mechanical and Manufacturing Engineering RMIT University, Melbourne, VIC 3000, Australia
aroberto.sabatini@rmit.edu.au
Keywords: LIDAR, low-level flight, obstacle detection, obstacle warning, obstacle avoidance, sense-and-avoid, uncertainty volume, unmanned aircraft
Abstract.
The adoption of LIDAR for a number of civil and military applications [1] is attributed to its good detection performance, outstanding angular resolution and range accuracy.
Richardson, LIDAR Obstacle Warning and Avoidance System for Unmanned Aircraft, International Journal of Mechanical, Industrial Science and Engineering, vol. 8, pp. 62-73. (2014) [7] R.
Rodriguez Salazar, Low-Cost Sensors Data Fusion for Small Size Unmanned Aerial Vehicles Navigation and Guidance, International Journal of Unmanned Systems Engineering, 1(3), pp. 16-47. (2013) DOI: 10.14323/ijuseng.2013.11 [10] S.
The adoption of LIDAR for a number of civil and military applications [1] is attributed to its good detection performance, outstanding angular resolution and range accuracy.
Richardson, LIDAR Obstacle Warning and Avoidance System for Unmanned Aircraft, International Journal of Mechanical, Industrial Science and Engineering, vol. 8, pp. 62-73. (2014) [7] R.
Rodriguez Salazar, Low-Cost Sensors Data Fusion for Small Size Unmanned Aerial Vehicles Navigation and Guidance, International Journal of Unmanned Systems Engineering, 1(3), pp. 16-47. (2013) DOI: 10.14323/ijuseng.2013.11 [10] S.
Online since: December 2014
Authors: Jian Li Yuan, Lei Rong, Hua Fan
Experimental research on dynamic behavior of the masonry pagoda based on soil - structure interaction
YUAN JIANLI1,a, RONG LEI2,b and FAN HUA3,c
1,2,3 Civil Engineering College, Yangzhou University, Yangzhou 225127, China
ayjl@yzu.edu.cn, b471031512@qq.com, cyzfh01@126.com
Keywords: masonry pagoda; dynamic behavior; free vibration test; soil-structure interaction; FEA model
Abstract: Most of ancient pagodas were damaged by earthquakes, and the dynamic behavior is a key factor to determine the seismic strengthening scheme of the pagodas.
References [1] Yuan Jianli and Li Shengcai (2001), “Analysis and investigation of seismic behavior for Multistory pavilion ancient pagodas in China”, STREMAH(Ⅶ), WIT Press, UK,pp.129-137 [2] Burland JB and Potts DM (1995), “Development and application of a numerical model for the leaning tower of Pisa”, Proceedings of the International Symposium on the Pre-failure Deformation Characteristics of Geomaterials, Vol. 2, Japan, pp.715-738 [3] Yuan Jianli, Wang Jue, and Lv Hengzhu (2007), “Analysis and simulation on unequal settlement of ancient masonry pagodas”,Structural Studies, Repairs, and Maintenance of Historical Buildings, WIT Press, July, pp.459-468 [4] Riva P, Perotti F, Guidoboni E and Boschi E (1998), “Seismic analysis of the Asinelli Tower and earthquakes in Bologna”, Soil Dynamics and Earthquake Engineering, Vol.17, pp.525–550 [5] Lu Junlong (2008), “Research on Theory and Application of interaction of soil-Structure of Masonry Pagodas”, PhD.
Soil Dynamics and Earthquake Engineering, Vol. 14, pp.33-43 [9] Edited by Peter Kohnke (2001), “ANSYS, Inc., Theory Manual”, 001369, Twelfth Edition.
References [1] Yuan Jianli and Li Shengcai (2001), “Analysis and investigation of seismic behavior for Multistory pavilion ancient pagodas in China”, STREMAH(Ⅶ), WIT Press, UK,pp.129-137 [2] Burland JB and Potts DM (1995), “Development and application of a numerical model for the leaning tower of Pisa”, Proceedings of the International Symposium on the Pre-failure Deformation Characteristics of Geomaterials, Vol. 2, Japan, pp.715-738 [3] Yuan Jianli, Wang Jue, and Lv Hengzhu (2007), “Analysis and simulation on unequal settlement of ancient masonry pagodas”,Structural Studies, Repairs, and Maintenance of Historical Buildings, WIT Press, July, pp.459-468 [4] Riva P, Perotti F, Guidoboni E and Boschi E (1998), “Seismic analysis of the Asinelli Tower and earthquakes in Bologna”, Soil Dynamics and Earthquake Engineering, Vol.17, pp.525–550 [5] Lu Junlong (2008), “Research on Theory and Application of interaction of soil-Structure of Masonry Pagodas”, PhD.
Soil Dynamics and Earthquake Engineering, Vol. 14, pp.33-43 [9] Edited by Peter Kohnke (2001), “ANSYS, Inc., Theory Manual”, 001369, Twelfth Edition.
Online since: April 2016
Authors: Yan Ni Tan, Liu Yong, Xiang He, Wen Wang, Dong Duan, Kai Yang Li, Hui Xia Li, Lan Lan Luo
Although it has been used in civil engineering for about 100 years[4], CAC was introduced for clinical application in 2000 as a new direct restorative material and sold under the name DoxaDent (Doxa AB, Uppsala, Sweden)[5].A cytotoxicity study showed that DoxaDent exhibited the lowest cytotoxicity compared to five other currently used restorative materials[6].
Accordingly, the objective of this study was to investigate the reinforcement effect of biodegradable fiber on CAC, and the MC3T3cells seeding on the surface of CAC for bone tissue engineering.
In conclusion, fiber reinforcement can be an effective way to improve the properties of calcium aluminate cement, and the CAC/fiber composite may be suitable for bone tissue engineering.
Accordingly, the objective of this study was to investigate the reinforcement effect of biodegradable fiber on CAC, and the MC3T3cells seeding on the surface of CAC for bone tissue engineering.
In conclusion, fiber reinforcement can be an effective way to improve the properties of calcium aluminate cement, and the CAC/fiber composite may be suitable for bone tissue engineering.
Online since: June 2013
Authors: Amelie Outtier, Philippe van Bogaert, Hans De Backer
Weld Penetration in Orthotropic Steel Bridges
Hans De Backer1, a, Amelie Outtier1,b and Philippe Van Bogaert1,a
1Department of Civil Engineering, Faculty of Engineering and Architecture, Ghent University, Technologiepark Zwijnaarde 904, B-9052 Zwijnaarde, Belgium
aHans.DeBacker@UGent.be, bAmelie.Outtier@UGent.be
Keywords: Weld penetration, Orthotropic plated bridge deck, Stiffener web to deck plate weld, Weld deficiencies.
Gajdos: Fatigue properties of orthotropic decks on railway bridges, Engineering Structures, Vol. 21 No. 7 (1999), pp. 639-652
Gajdos: Fatigue properties of orthotropic decks on railway bridges, Engineering Structures, Vol. 21 No. 7 (1999), pp. 639-652
Online since: February 2018
Authors: Ya Dong Jiang, Antonio Silva, José Miguel Castro, Tak Ming Chan, Ricardo Monteiro
Experimental Study and Numerical Assessment of the Flexural Behaviour of Square and Rectangular CFST Members under Monotonic and Cyclic Loading
Yadong Jiang1,2,a*, Antonio Silva1,2,b, Jose Miguel Castro2,c,
Tak-Ming Chan3,d and Ricardo Monteiro1,e
1Universitario di Studi Superiori di Pavia, Italy
2Faculty of Engineering, University of Porto, Portugal
3Hong Kong Polytechnic University, Hong Kong
ayadong.jiang@umeschool.it*, bajms@fe.up.pt, cmiguel.castro@fe.up.pt,
dtak-ming.chan@polyu.edu.hk, ericardo.monteiro@iusspavia.it
Keywords: CFST, experimental test, numerical model, rectangular and square
Abstract.
Silvestre, Seismic performance of composite moment-resisting frames achieved with sustainable CFST members, Frontiers of Structural and Civil Engineering. 10 (2016) 312-332
Dong, Finite element modeling of confined concrete-II: Plastic-damage model, Engineering Structures. 32 (2010) 680-691.
Silvestre, Seismic performance of composite moment-resisting frames achieved with sustainable CFST members, Frontiers of Structural and Civil Engineering. 10 (2016) 312-332
Dong, Finite element modeling of confined concrete-II: Plastic-damage model, Engineering Structures. 32 (2010) 680-691.
Online since: September 2013
Authors: Lu Zhang, Bing Li
Thesis of the college of architecture and civil engineering,Beijing University of Technology.In Chinese
Engineering psychology and the human work(Chinese translation)[M].Shanghai: East China Teachers' University Press,(2003),In Chinese [8] Lili Yang.Research on Pedestrian Characteristics in Comprehensive Passenger Transfer Terminal[D].Master thesis of College of Traffic,Ji Lin University,(2009),In Chinese
[11] Lei Shang.Journal of Wuhan University of Technology:Transportation Science & Engineering,(2010),34(3),p.587-590,In Chinese.
Engineering psychology and the human work(Chinese translation)[M].Shanghai: East China Teachers' University Press,(2003),In Chinese [8] Lili Yang.Research on Pedestrian Characteristics in Comprehensive Passenger Transfer Terminal[D].Master thesis of College of Traffic,Ji Lin University,(2009),In Chinese
[11] Lei Shang.Journal of Wuhan University of Technology:Transportation Science & Engineering,(2010),34(3),p.587-590,In Chinese.
Online since: September 2018
Authors: Pavel N. Kostrikin
Kostrikin1,a*
1Moscow State University of Civil Engineering, 26 Yaroslavskoe sh., Moscow, 129337, Russia
aproject@realy.ru
Keywords: Zoning rules, the list of administrative procedures, real estate development in Moscow, type of permitted use, urban land development plan, pre-investment construction phase.
Front-end engineering, conceptual development of the SEC and design brief EPCM contractor, designer, developer 20 1.20 2.00 2.
[13] Moscow Government Resolution #177-PP, dated 15.04.2016 “On the approval of the administrative procedure for Mosgorgeotrest providing the service “Engineering opinion about the design documentation compliance with the Summary Plan of Underground Utilities and Structures in the city of Moscow” (in Russian)
Front-end engineering, conceptual development of the SEC and design brief EPCM contractor, designer, developer 20 1.20 2.00 2.
[13] Moscow Government Resolution #177-PP, dated 15.04.2016 “On the approval of the administrative procedure for Mosgorgeotrest providing the service “Engineering opinion about the design documentation compliance with the Summary Plan of Underground Utilities and Structures in the city of Moscow” (in Russian)
Online since: October 2022
Authors: Sergii G. Guzii, Oleg Kostyrkin, Olena Petrova, Olena Yermakova, Volodymyr Ishchuk, Volodymyr Romanyuk
., 2, Kyiv, 04074, Ukraine
2National University of Water and Environmental Engineering, 11, Soborna Str., Rivne, 33024, Ukraine
3Kharkiv National Automobile and Highway University Yaroslava Mudrogo Str., 25, Kharkiv, Ukraine
4Ukrainian State University of Railway Transport, Feuerbach Sq., 7, Kharkiv, Ukraine
5Mykolayiv National Agrarian University, George Gongadze Str. 9, Mykolayiv, Ukraine
6National University of Civil Defence of Ukraine Chernyshevska Str., 94, Kharkiv, 61023, Ukraine
asguziy2@gmail.com, bromaniuk_@ukr.net, cermelena1969@gmail.com, dkostyrkin@kart.edu.ua, eoipetrova@ukr.net, fichchuk@nuczu.edu.ua
Keywords: Aluminosilicate binders, adhesives, nitrate species, physico-mechanical properties, wood.
Collection of articles by the participants of the 7th International Scientific and Technical Conference "Problems of Reliability and Durability of Engineering Structures and Buildings in Railway Transport".
Korn, Mathematical handbook for Scientist and Engineers.
Collection of articles by the participants of the 7th International Scientific and Technical Conference "Problems of Reliability and Durability of Engineering Structures and Buildings in Railway Transport".
Korn, Mathematical handbook for Scientist and Engineers.
Online since: June 2012
Authors: Zhi Yong Zeng, Zhan Hong Qiu, Lei Xiao, Jin Rong Feng
Experimental Study of Mix Proportion of Magnesium Oxychloride Cement
Zhanhong Qiu1, a , Jinrong Feng2, b, Lei Xiao1,c and Zhiyong Zeng1,d
1 College of Civil and Construct Engineering, Taizhou University, Zhejiang, P.R.
So, it will be promoted in more engineering fields.
Study on phase stability of magnesium oxychloride cement [J].Journal of Harbin Engineering University, 30(2009)1213-1218.
So, it will be promoted in more engineering fields.
Study on phase stability of magnesium oxychloride cement [J].Journal of Harbin Engineering University, 30(2009)1213-1218.