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Online since: April 2024
Authors: Fadhilah Muslim, Priangga Arganiz
Analysis of Benefits of RFID Technology Implementation in Improving Precast Concrete Material Management Systems in Indonesian Construction Priangga Arganiz1,a* and Fadhilah Muslim2,b 1Department of Civil Engineering, University of Indonesia, Pondok Cina, Beji, Kota Depok, 16424, Indonesia 2Department of Civil Engineering, University of Indonesia, Pondok Cina, Beji, Kota Depok, 16424, Indonesia aprianggaarganiz@gmail.com, bfadhilahmuslim@ui.ac.id Keywords: Materials management system; issues; precast material; benefits of RFID technology.
Pero, “Industry 4.0 and supply chain process re-engineering: A coproduction study of materials management in construction,” Bus.
Online since: May 2012
Authors: Ren Shu Yang, Xiang Tao Gao, Yu Long Che
Experiment on Different Length/Diameter Ratio Charge Explosive Strain Wave Propagation in Rock Ren-shu Yang 1, 2, Xiang-tao Gao1, 2,b and Yu-long Che1, 2 1 State Key Lab of GeoMechanics and Deep Underground Engineering, China University of Mining & Technology, Beijing, 100083, China 2 School of Mechanics & Civil Engineering, China University of Mining & Technology, Beijing, 100083, China b xtgao19@gmail.com Keywords: Blasting strain wave, High strain rate, Rock blasting mechanism, Length/diameter ratio, Ultra dynamic Abstract.
References [1] Jianliang Liu, in: Engineering Blasting Test Technology, edited by Beijing institute of technology press, Beijing(1994)
Online since: May 2011
Authors: Zhong Zheng Yang, Ke Liang Li, Wei Ping Nie
Fiber Reinforced Hydraulic Concrete Using Four Gradations of Aggregates Keliang Li1,2,a, Zhongzheng Yang1,b and Weiping Nie3,c 1School of Civil Engineering and Communication, North China University of Water Resources and Electric Power, Zhengzhou 450011, China 2R&D High Technology CO., Nanjing Hydraulic Research Institute, Nanjing 210024, China 3China Gezhouba Group Company Limited, Yichang, 443002, China aklli73@163.com, byangzz01@163.com, cmynnwpn888@163.com Keywords: Hydropower station; Arch dam; Concrete; Fiber; Crack Abstract: Controlling crack of hyperbolic arch dam with a height of 305 m in Jinping hydropower station is an important problem.
Setting Time[h] Bleeding Rate[%] Slumps[mm] Air Content[%] Initial Set Final Set 0min 30min 60min 0min 30min 60min 8 12.2 17.8 2.6 38 15 8 4.5 3.8 3.3 9 13.5 20.1 0 31 14 6 4.3 3.9 3.5 10 14.2 18.7 0 32 17 5 4.2 3.8 3.5 Engineering Application On base of above research, PVA fiber reinforced concrete was used to control crack of hyperbolic arch dam in Jinping hydropower station.
Compressive Strength [MPa] Splitting Tensile Strength[MPa] Elastic Modulus [GPa] Ultimate Tensile Strain×10-6 3d 7d 14d 28d 3d 7d 14d 28d 7d 14d 28d 7d 14d 28d 8 11.4 17.7 22.1 28.4 0.74 1.04 1.65 2.33 2.17 2.21 2.72 81 89 90 9 9.6 16.0 21.2 29.1 0.75 1.37 1.76 2.14 2.10 2.15 2.66 83 91 107 10 10.5 17.8 24.9 32.4 0.78 1.24 1.72 2.01 1.99 2.17 2.86 84 95 103 Table 8 Concrete Property in Engineering Application Compressive Strength [MPa] Splitting Tensile Strength [MPa] Elastic Modulus [GPa] Ultimate Tensile Strain×10-6 7d 28d 90d 180d 28d 90d 180d 28d 180d 180d 18.5 30.7 43.8 48.5 2.43 3.16 3.76 23.8 29.6 128 Conclusions Workability of fiber reinforced concrete is improved by fiber to have no bleeding.
Online since: July 2011
Authors: J.R. May, M.C. Hardy, M.R. Bache, David D. Kaylor
Kaylor3,d 1Materials Research Centre, School of Engineering, Swansea University, Singleton Park, Swansea, SA2 8PP, UK 2Rolls-Royce plc, PO Box 31, Moor Lane, Derby DE24 8BJ, UK 3ATI Powder Metals, 1001 Robb Hill Road, Oakdale, Pennsylvania, 15071, USA a196735@swansea.ac.uk, bm.c.hardy@rolls-royce.com, cm.r.bache@swansea.ac.uk, ddavid.kaylor@atipowder.com Key words: RR1000, superalloy, powder metallurgy, hot isostatic pressing, heat treatment Abstract.
Introduction RR1000 is a third generation g’ strengthened gas turbine nickel disc alloy, [1,2] designed to achieve the high levels of creep resistance and damage tolerance at the elevated temperatures required for modern civil jet engine discs.
Acknowledgements Rolls-Royce plc and the UK Engineering and Physical Sciences Research Council (EPSRC) are acknowledged for their financial support.
Callister, Jr, in: Fundamentals of Materials Science and Engineering, John Wiley & Sons, Inc. (2005) second edition
Online since: December 2010
Authors: Jan Kratochvíl
Mechanism of Grain Refinement Induced by Severe Plastic Deformation Jan Kratochvíl Czech Technical University, Faculty of Civil Engineering, Department of Physics, Thákurova 7,166 29 Prague and Charles University, Faculty Mathematics and Physics, Mathematical Institute,Sokolovská 83,186 75 Prague,Czech Republic kratochvil@fsv.cvut.cz Keywords:High pressure torsion.
Langdon: Materials Science and Engineering A Vol. 463 (2007), p. 22 [5] L.
Engineering Materials and Technology Vol. 124 (2002), p. 71 [6] P.W.J.
Online since: April 2011
Authors: Li Jiu Wang, Ming Li Cao, Hang Yao
Experimental Study on CaCO3 Whisker-reinforced Fiber Cement Mortar Cao Mingli1, a, Yao Hang1, b and Wang Lijiu1, c 1School of Civil Engineering, Dalian University of Technology, Dalian, Liaoning, China acaomingli3502@163.com, byao0421@126.com, cbmwlj@dlut.edu.cn Keywords: cement mortar; CaCO3 whisker; polypropylene fiber; reinforcing mechanisms.
Fiber: polypropylene fiber produced by Shenzhen Wei Te Nai Engineering Material Co., ltd, the main performance parameters are shown in Table 2.
Chemical Industry, Vol. 34(2) (2005), p. 11-17 [6] Cao Mingli and Wei Jianqiang: “Microstructure and mechanical properties of CaCO3 whisker-reinforced cement”, submitted to Journal of Wuhan University of Technology-Materials Science Edition (2010) [7] Cao Mingli and Wei Jianqiang: “Study of low content whisker to reinforce Portland cements”, submitted to Journal of Wuhan University of Technology-Materials Science Edition (2011) [8] Yao Wu, Ma Yiping, TanMuhua and Wu Keru: “Effects of Polypropylene Fibers on the Physical and Mechanical Properties of Cement Based Composites(Ⅱ)—Mechanical Properties”, Journal of Building Materials, Vol. 3(3) (2000), p. 235-239 [9] Li Guozhong, Ning Chao, Yuan Haiyan and Chen Juan: “Effect of Modified Polypropylene Fiber on Mechanical Properties of Cement Mortar”, Journal of Building Materials, Vol. 13(2) (2010), p. 135-138 [10] Liu Ling, Yin Ning, Kang Maoqing and Wang Xinkui: “Research on Whisker Toughening Mechanism for Composites”, Materials Science & Engineering
Online since: March 2014
Authors: Alexandre Silva de Vargas, Ruby M. de Gutierrez, João Castro-Gomes
Study of geopolymeric binders of fly ash/metakaolin mixtures cured at room temperature Alexandre Silva de Vargas1, a, Ruby M. de Gutierrez2,b and João Castro-Gomes3,c 1University Feevale RS 239, 2755, Novo Hamburgo/RS, Brazil. 2University Del Valle, Cidad Universitaria Meléndez, Cali, Colombia 3C-MADE, Centre of Materials and Building Technologies, University of Beira Interior, Department of Civil Engineering and Architecture, 6201-001 Covilhã, Portugal aalexandrev@feevale.br, brudeguti@hotmail.com, ccastro.gomes@ubi.pt Keywords: Geopolymers, Fly-ash, Metakaolin, Compressive strength, Curing Temperature Abstract.
Lorenzen, The potential use of geopolymeric materials to immobilize toxic metals: Part I, Theoria and Applications, Minerals Engineering. 10 (1997) 659-667
Faculty of Engineering Curtim University of Technology, Perth, 2005, pp. 1-94
Online since: December 2012
Authors: Giuseppe Guido, Alessandro Vitale, Vincenzo Gallelli, Giuseppe Figliomeni
Introduction In recent times, the new approach for safety study analysis based on safety performance measures has reach a great interest to the transportation engineering community.
Festa: Comparing safety performance measures obtained from video capture data, Journal of Transportation Engineering, ASCE, Vol. 137 (2011), N° 7, pp. 481-492
Hayward: Near misses as a measure of safety at urban intersections, PhD Thesis (1971), Department of Civil Engineering.
Online since: October 2014
Authors: Shuang Yu Chen, Hai Hui Wang, Yun Lun Xiang, Qing Chen
Research on Information Retrieval System of Typhoon Based on ArcGIS Server Chen Shuangyu1, Wang Haihui1,2, Xiang Yunlun1, Chen Qing1 1School of Computer Science & Engineering, Wuhan Institute of Technology, Wuhan, 430205, China 2Hubei Province Key Laboratory of Intelligent Robot, Wuhan Institute of Technology, Wuhan, 430205, China Keywords: ArcGIS Server, Typhoon path, spatial information query Abstract.
Realization and optimization of ArcGIS server distributed technology [J].Computer Engineering and Design, 2012, 33(9):3433~3436
KSCE Journal of Civil Engineering, 2007, Vol.11 (6)
Online since: August 2016
Authors: Tomasz Sadowski, Przemysław Golewski, Viorel Radoiu
The Influence of Hybrid Material Parameters in Socked-Pin Connection on the Value of Opening Force SADOWSKI Tomasz 1a*, GOLEWSKI Przemysław 1b, RADOIU Viorel2c 1Lublin University of Technology, Department of Solid Mechanics, 20-618 Lublin Nadbystrzycka 40 2Ovidius University of Constanta, Faculty of Mechanical, Industrial and Maritime Engineering, Romania at.sadowski@pollub.pl, bp.golewski@pollub.pl, cvbradiou@univ-ovidius.ro Keywords: socket-pin joints, mechanical response, finite element analysis.
[16] R.D.Adams, J.Comyn, W.C.Wake, Structural adhesive joints in engineering. 2nd ed.
[48] S.Lenci, F.Clementi, T.Sadowski, Experimental determination of the fracture properties of unfired dry earth, Engineering Fracture Mechanics 87 (2012) 62-72
Comparison of the finite elements and analytical models, Arch. of Civil and Mechanical Eng. 15 (2015) 1180-1192.
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