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Online since: October 2011
Authors: Xing Chun Huang, Ying Yi Wang, Ke Li
3D-DDM Simulation of Crack Propagation of Non-linear Deformation Structural Plane
Ke Li a, Yingyi Wangb, Xingchun Huangc
School of Naval Architecture, Ocean and Civil Engineering, Shanghai Jiao Tong University, Shanghai, 200240, P.R.China
anick.88@163.com, bwangyingyi_sjtu@sjtu.edu.cn, chuangxc@sjtu.edu.cn
Keywords: crack propagation, non-linear structural plane, displacement discontinuity method, numerical simulation, stress intensity factor
Abstract.
Engineering Fracture Mechanics, 1999, 63(6): 713–733
Three-dimensional crack initiation, propagation, branching and junction in non-linear materials by an extended meshfree method without asymptotic enrichment[J].Engineering Fracture Mechanics,2008,75(5): 973-960
Engineering Fracture Mechanics, 2007, 74(14): 2225–2246
Engineering geology. 1975,9(4):327-350.
Engineering Fracture Mechanics, 1999, 63(6): 713–733
Three-dimensional crack initiation, propagation, branching and junction in non-linear materials by an extended meshfree method without asymptotic enrichment[J].Engineering Fracture Mechanics,2008,75(5): 973-960
Engineering Fracture Mechanics, 2007, 74(14): 2225–2246
Engineering geology. 1975,9(4):327-350.
Online since: May 2016
Authors: A.M. Mustafa Al Bakri, Aeslina Abdul Kadir, Noor Amira Sarani, Muhammad Khuzaimy Kamarul Halim
Leachability of Heavy Metals From Steel Mill Sludge Incorporated In Fired Clay Brick
Aeslina Abdul Kadir1,2, a, Muhammad Khuzaimy Kamarul Halim3,b,
Noor Amira Sarani 3,c & Mohd Mustafa Al Bakri Abdullah4,2,d
1Department of Environmental Engineering and Water Resources, Universiti Tun Hussein Onn Malaysia (UTHM), 86400 Parit Raja, Batu Pahat Johor, Malaysia
2Center of Excellence Geopolymer and Green Technology (CEGeoGTech), School of Materials Engineering, Universiti Malaysia Perlis (UniMAP), Perlis, Malaysia
3Department of Environmental Engineering and Water Resources, Universiti Tun Hussein Onn Malaysia (UTHM), 86400 Parit Raja, Batu Pahat Johor, Malaysia
4Faculty of Engineering Technology (FETech), Universiti Malaysia Perlis (UniMAP), Perlis, Malaysia
aaeslina@uthm.edu.my, bmuhammadkhuzaimy92@gmail.com, cnramira1987@gmail.com, dmustafa_albakri@unimap.edu.my
Keywords: Steel mill sludge; Fired clay brick; Leachate; Cu; Zn.
The authors would like to thank the Faculty of Civil and Environmental Engineering, UTHM for this study.
International Journal of Environmental, Ecological, Geological and Mining Engineering, 8(8) (2014), pp. 530-534
International Journal of Engineering and Applied Sciences, 3 (3) (2013), pp. 69-79
The authors would like to thank the Faculty of Civil and Environmental Engineering, UTHM for this study.
International Journal of Environmental, Ecological, Geological and Mining Engineering, 8(8) (2014), pp. 530-534
International Journal of Engineering and Applied Sciences, 3 (3) (2013), pp. 69-79
Online since: August 2016
Authors: Hui Xie, Ying Chen
., Chengdu 610065, China
3 Department of Civil Eng., Jincheng College of Sichuan Univ., Chengdu 611731, China
a463797258@qq.com, bcherrychan1989@sina.cn
Keywords: High-water material, Creep test, Water pressure, Strength, Steady creep.
And it is formed by rapid solidification from the mixture of two slurries, and commonly used in mining engineering as filling material[1-2].
So the specimen was in contact with water, and in this way, the real stress condition of engineering materials under pressure water can be factually simulated.
Journal of Sichuan University (Engineering Science Edition).2014, 46(3), 1-6
Chinese Journal of Rock Mechanics and Engineering. 2010, 29(1), 21-33
And it is formed by rapid solidification from the mixture of two slurries, and commonly used in mining engineering as filling material[1-2].
So the specimen was in contact with water, and in this way, the real stress condition of engineering materials under pressure water can be factually simulated.
Journal of Sichuan University (Engineering Science Edition).2014, 46(3), 1-6
Chinese Journal of Rock Mechanics and Engineering. 2010, 29(1), 21-33
Online since: August 2012
Authors: Xiao Qiu Ma
A New Type of Superplasticizer Performance and Applied Research
Xiaoqiu Ma
Jilin Institute of Architecture and Civil Engineering, Changchun, 130000, China;
email: 183349928@qq.com
Keywords: concrete flip chart colorless superplasticizer concrete admixtures
Abstract.
In the laboratory of synthesis of a colorless superplasticizer can greatly reduce the cost, and have a good performance, application in engineering practice has good economic and social benefits.
Engineering application By laboratory made this colorless superplasticizer first applied to decorative concrete structures, and then test production factory, the last applied to some engineering.
Fig. 5 Indoor flip chart Conclusion Laboratory synthesis a decrease water rate reached 20% of colorless superplasticizer.This kind of high efficiency water reducing agent of the main performance indexes can close to or to the national industry and relevant superplasticizer standard (grade a) index.In engineering practice, from individual parts used to large-scale construction application, have achieved good social benefits and economic benefits.
Master thesis, chongqing university structure engineering(2003),in Chinese
In the laboratory of synthesis of a colorless superplasticizer can greatly reduce the cost, and have a good performance, application in engineering practice has good economic and social benefits.
Engineering application By laboratory made this colorless superplasticizer first applied to decorative concrete structures, and then test production factory, the last applied to some engineering.
Fig. 5 Indoor flip chart Conclusion Laboratory synthesis a decrease water rate reached 20% of colorless superplasticizer.This kind of high efficiency water reducing agent of the main performance indexes can close to or to the national industry and relevant superplasticizer standard (grade a) index.In engineering practice, from individual parts used to large-scale construction application, have achieved good social benefits and economic benefits.
Master thesis, chongqing university structure engineering(2003),in Chinese
Online since: November 2012
Authors: Ling Zhao, Dan Shen, Tie Jun Ma
Experimental Investigation on Damping Effect of NOPD Slender Cables
Ling Zhaoa, Dan Shenb and Tiejun Mac
College of civil science and Engineering, Yangzhou University, Yangzhou, 225009, China
a zhaoling5180@163.com, b shendan123456@126.com, c yzbldq@sina.com
Keywords: Non-obstructive Particle Damping, Cable, Filling Ratio, Particle Mass Ratio.
The studies on the vibration as well as the vibration control of cables have become hot issues in engineering.
Ko: Journal of Wind Engineering and Industrial Aerodynamics, Vol. 95(2007), p.303–328
Yin: Engineering Mechanics, Vol.27(2010), p.229-237, in Chinese
Huang: Journal of Vibration Engineering, Vol.14(2001), p.187-191
The studies on the vibration as well as the vibration control of cables have become hot issues in engineering.
Ko: Journal of Wind Engineering and Industrial Aerodynamics, Vol. 95(2007), p.303–328
Yin: Engineering Mechanics, Vol.27(2010), p.229-237, in Chinese
Huang: Journal of Vibration Engineering, Vol.14(2001), p.187-191
Online since: February 2014
Authors: Shou Bin Zhang, Li Ping Qiu, Hong Lan Li
Construction and Calibration of Physical Filtration Equation
of Biological Aerated Filter
Shoubin Zhang1, a, Liping Qiu1,b* and Honglan Li1,c
1 Department of Municipal Engineering, School of Civil Engineering & Architecture, University of Jinan, NO.336, Nanxinzhuang West Road., Jinan 250022, P.R.China
a zsb800315@hotmail.com, b* Corresponding author: cea_zhangsb@ujn.edu.cn,
c cea_lihl@ujn.edu.cn
Keywords: Biological Aerated Filter; physical filtration equation; headloss; porosity
Abstract.
The BAF filtration equation constructed in this study was of general engineering significant.
But in actual engineering application, the parameters in this equation should be adjusted and domesticated according to practical reactors and operating conditions.
Chemical Engineering, 1999, 27(5):30-33
Water Supply Engineering(The 4th Edition)[M].Beijing: China Architecture & Building Press, 2008
The BAF filtration equation constructed in this study was of general engineering significant.
But in actual engineering application, the parameters in this equation should be adjusted and domesticated according to practical reactors and operating conditions.
Chemical Engineering, 1999, 27(5):30-33
Water Supply Engineering(The 4th Edition)[M].Beijing: China Architecture & Building Press, 2008
Online since: March 2015
Authors: Quan Hong Ma, Mei Yan Qu, Xue Song Xu, Le Le Hu
Influenceoflayered materialson properties ofcement stabilized macadam
QUANHONG MA1, a, MEIYAN QU1, b, XUESONG XU2, cand LELE HU2, d
1School of Chemistry and Chemical Engineering, Southeast University, Nanjing, China
2Nanjing Road and Bridge Engineering Company, Nanjing, China
amqh@seu.edu.cn, bqmytt@126.com, cxxs721227@163.com, dnjlqhll@139.com
Keywords:Layered materials; Cementstabilized macadam base; Palygorskite; Montmorillonite;Kaolin; Crack resistance;Strengthproperties
AbstractTo reduce shrinkage cracks of cement stabilized macadam base and prolong the life span of pavement, layered materials were mixed in cement stabilized macadam to improve its strength properties and crack resistance.In comparison with the blank test, the unconfined compressive strength increases with the addition of layered materials (weighed at 10% of the amount of cement), by 11.6% with palygorskite, 12.7% with kaolin and 8.9% with montmorillonite, respecetively, at the curing age of 28 days; dry-shrinkage
Table 1 Physical and mechanical properties of cement Cement grade Stability Settingtime [min] Bending Strength[MPa] Compressive strength [MPa] Initial Final 3d 28d 3d 28d P.O 42.5 1.0 323 437 5.1 7.3 23.3 47.5 Cement-stabilized macadamaggregates wereprovided by road and bridge engineering company of Nanjing.
Test Method According to “Test methods of materials stabilized with inorganic binders for highway engineering” (JTG E51-2009), all the specimens wereprepared by compacting at their respective maximum dry densityand optimum moisture content (showed in Table 3).
Wei: Journal Materials in Civil Engineering, Vol.22(2010),p. 1282(in Chinese) [4] Y.
Yang: International Journal Pavement Engineering, Vol. 14 (2013), p. 552 [6] J.
Table 1 Physical and mechanical properties of cement Cement grade Stability Settingtime [min] Bending Strength[MPa] Compressive strength [MPa] Initial Final 3d 28d 3d 28d P.O 42.5 1.0 323 437 5.1 7.3 23.3 47.5 Cement-stabilized macadamaggregates wereprovided by road and bridge engineering company of Nanjing.
Test Method According to “Test methods of materials stabilized with inorganic binders for highway engineering” (JTG E51-2009), all the specimens wereprepared by compacting at their respective maximum dry densityand optimum moisture content (showed in Table 3).
Wei: Journal Materials in Civil Engineering, Vol.22(2010),p. 1282(in Chinese) [4] Y.
Yang: International Journal Pavement Engineering, Vol. 14 (2013), p. 552 [6] J.
Online since: August 2013
Authors: Juan Juan Wang, Jun Tao Deng, Rui E. Li
Study on the Reinforce Model of Loess Slope
WANG Juan-juan1, a, DENG Jun-tao1,2 b, LI Rui-e1,c
1College of Civil Engineering, Xi’an University of Architecture and technology,
Xi’an 710055, China
2China JK Institute of Engineering Investigation and Design,
Xi’an 710043, China
ajuanjuan0022@163.com, bdjt4990322@163.com,c504293476@QQ.com
Keywords: Pre-stressed lattice frames, internal force calculation, Method, Force condition, Advantages, Disadvantages.
Especially in recent years, it is widely used in engineering practice.
Journal of Wuhan University of Hydraulic and Electric Engineering, 1997, 30(2).
Journal of Rail Way Engineering Society, 1996, 50(20).
Engineering Mechanics, 1992, 9(4).
Especially in recent years, it is widely used in engineering practice.
Journal of Wuhan University of Hydraulic and Electric Engineering, 1997, 30(2).
Journal of Rail Way Engineering Society, 1996, 50(20).
Engineering Mechanics, 1992, 9(4).
Online since: December 2013
Authors: Jin Sheng Lei, Jian Fei Chen, Xue Ting Cao, Qian Feng Wang
The Regression Prediction Analysis of Grouting Concretion Stone’s Strength Based on SVR
JinSheng Lei1,2,a, JianFei Chen1,b, XueTing Cao1,d, QianFeng Wang1,c
1College of Civil Engineering & Architecture, China Three Gorges University, Yichang 443002;
2College of Engineering, China University of Geosciences, Wuhan, Hubei 430073
a 535389318@qq.com, b Chenjf19871206@163.com, c451217048@qq.com, d93675353@qq.com
Key words: SVR; grouting; concretion stones strength; regression prediction
Abstract: Cement-based grouting material is used for the grouting of gravel soil, and do compressive strength tests for the grouting concretion stones.
Introduction Grouting technology can effectively improve the physic mechanical properties of foundation, and it aims to prevent and reduce engineering disasters through against seepage, reinforcement and corrective [1,2].
It analyzed the relationship between cement slurry viscosity, grouting pressure, the effective grain size, permeability coefficient and the grouting concretion stones strength, in order to provide a reference for practice engineering.
J.Chinese Journal of Rock Mechanics and Engineering, Vol. 24(16) ,p.2889.
Nonferrous Metals Science and Engineering, Vol. 9(3) ,p.42.
Introduction Grouting technology can effectively improve the physic mechanical properties of foundation, and it aims to prevent and reduce engineering disasters through against seepage, reinforcement and corrective [1,2].
It analyzed the relationship between cement slurry viscosity, grouting pressure, the effective grain size, permeability coefficient and the grouting concretion stones strength, in order to provide a reference for practice engineering.
J.Chinese Journal of Rock Mechanics and Engineering, Vol. 24(16) ,p.2889.
Nonferrous Metals Science and Engineering, Vol. 9(3) ,p.42.
Online since: April 2012
Authors: Jian Hua Yan, Su Ping Cui, Qi Dong Liu, Xin Du
Recycling Methods for Wood Residuals in Construction and Demolition Wastes[J].Environmental Sanitation Engineering,2005,13 (1): 42-44.
].
Application of Construction Waste Residue in Shanghai Expo Area Roads Project[J].China Municipal Engineering,2009,3:19-22. ] used the high strength and water stability earth consolidator as the cementitious material to stabilize the C&D waste, and get a good application in the Shanghai Expo area roads.
Microstructural Analysis of Recycled Aggregate Produced from Niño-Enhancement Approach[J].Rare metal Materials and Engineering, 2010,39 (Suppl.2):409-414. ], etc.
Study on Productive Technology and Performance of Construction Waste Recycled Brick [D].Beijing: Beijing University of Civil Engineering and Architecture,2009. ].
Experiment and Research on the Use of Construction Waste to Produce Geopolymeric Cemen[J].Journal of Jilin Teachers Institute of Engineering and Technology, 2009, 25(6):70-73. ] used clay bricks and broken glasses in C&D waste as raw material to produce geopolyermeric cement, and obtained a low-cost 32.5 degree geopolymeric cement.
Application of Construction Waste Residue in Shanghai Expo Area Roads Project[J].China Municipal Engineering,2009,3:19-22. ] used the high strength and water stability earth consolidator as the cementitious material to stabilize the C&D waste, and get a good application in the Shanghai Expo area roads.
Microstructural Analysis of Recycled Aggregate Produced from Niño-Enhancement Approach[J].Rare metal Materials and Engineering, 2010,39 (Suppl.2):409-414. ], etc.
Study on Productive Technology and Performance of Construction Waste Recycled Brick [D].Beijing: Beijing University of Civil Engineering and Architecture,2009. ].
Experiment and Research on the Use of Construction Waste to Produce Geopolymeric Cemen[J].Journal of Jilin Teachers Institute of Engineering and Technology, 2009, 25(6):70-73. ] used clay bricks and broken glasses in C&D waste as raw material to produce geopolyermeric cement, and obtained a low-cost 32.5 degree geopolymeric cement.