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Experimental Study on Loading Accuracy of a Disc Brake MENG Qingrui1,a, WANG Daoming2 and SONG Baocheng2 1 School of Mechanics and Civil Engineering, China University of Mining and Technology, Xuzhou, Jiangsu 221116, China 2 School of Mechanical and Electrical Engineering, China University of Mining and Technology, Xuzhou, Jiangsu 221116, China awdm3102@126.com Key words: Loading accuracy; Disc brake; Torque fluctuations; Geometric axis tilt Abstract: In order to improve the loading accuracy of a disc brake used as loading device, we have developed an experimental equipment and carried out a number of experiments, the influencing factors of loading accuracy are analyzed experimentally and theoretically.

Ecology thinking based on old city renovation Ma Mingchun1, a, Liu Dehao2, b, Wang Lingxu1, c 1School of Civil Engineering and Architecture, University of Jinan, Jinan 250022, China 2Shandong Province Metallurgical Engineering CO..

The Static Test Study on Anchors of CFRP cables Kuihua Mei1, a, Zhitao Lv2, b and Jiwen Zhang2, c 1Key Laboratory for Bridge and Tunnel of Shanxi Province, Chang’an University, Xi’an 710064, China 2Civil Engineering College, Southeast University, Nanjing 210096, China ameikuihua@163.com, blvzhitao@seu.edu.cn, cjwzhang51@seu.edu.cn Keywords: CFRP cables, static test, anchors, slip, load-bearing Abstract.
Journal of Materials in Civil Engineering, Vol.14(5), (2002), p.399

[6] Yuyin Wang, Ligui Yang, Hua Yang, Changyong Liu, Behaviour of concrete-filled corrugated steel tubes under axial compression, Engineering Structures.
Radaikin, Analysis and Enhancement of Curvilinear Diagrams of Concrete Deformations for Calculation of Reinforced Concrete Structures on the Basis of a Deformation Model, Industrial and civil engineering. №1 (2013) pp. 28-30

Ltd, Beijing 100000, China 2School of Mechatronics Engineering, Harbin Institute of Technology, Harbin 150001, China aqufeip@sohu.com, bxywhk@sina.com * Corresponding author Keywords: Scissor lift platform, Transmission unit, Drive unit, Transfer matrix, Nodal forces.
Scissor Lifting Plat form and Key Parameters Modeling Study, Wang Hai bin, Electrical Engineering Technology2005(7) :20-22 [4] Sun Guang xu, Yuan Duan cai.
Scissors Hydraulic platform Finite Element Analysis, Civil Aviation University of China, 2007(2): 25-27 [6] Zheng Yu-qiao, Zhang Dui xue, Mao Jian jun, Scissor Lifting Platform Hydraulic Cylinder Position Optimization Design, Machine Tool & Hydraulics, 2010(20) :39-41 [7] Zhang Fan, XUE Yuan, Chen Jin.

Khalid c, Musaab Ahmed d Department of Structures and Materials, Faculty of Civil Engineering, Universiti Teknologi Malaysia, 81310 Skudai, Johor, Malaysia anuriasalh@yahoo.com, bbaharfka@utm.my*, cfiza_johor2003@yahoo.com.sg, dal_ameen2022@windowslive.com Keywords: Resin grout, fly ash, sand, filler, splitting tensile strength.
Fly ash was used as micro-filler to investigate its effect on engineering properties of resin grout.

Symmetrical dynamic extension problems of mode Ⅲ interface crack Nian-chun LÜa, Yun-hong CHENGb and Jin-li JIc a School of Material Engineering, Shenyang Ligong University, Shenyang, 110159, China b Department of Civil Engineering, Northeastern University, Shenyang 110006, China c Educational technology Center, Mudanjiang medical College, Mudanjiang, 157011, China alnc_65@163.com, bcyh_neu@163.com, cchljdxjsj@163.com Keywords: Symmetrical dynamic extension; Complex variable functions; Mode Ⅲ interface crack; Self-similar functions; Analytical solutions Abstract.

Influence of thickness parameters on 2-2 cement based piezoelectric composite Cheng Xin1∗,a, Xu Dongyu2,b, Guo Lili1,c, Huang Shifeng1,d 1 University of Jinan, School of Materials Science and Engineering, Jinan, China, 250022 2 Shandong University, State Key Lab of Crystal Materials, Jinan, China, 250100, a∗chengxin@ujn.edu.cn, bxuy_sha@163.com, cguolili8518@163.com, d mse_huangsf@ujn.edu.cn Keywords: Composites; piezoelectric properties; dielectric properties; electromechanical properties Abstract. 2-2 cement based piezoelectric composite was fabricated using sulphoaluminate cement and lead magnesium niobate-lead zirconate-lead titanate ceramic (P(MN)ZT) by dice-and-fill technique.
Introduction Recently, along with the development of smart materials in the health monitoring and active-vibration control of structures in civil engineering fields, cement based piezoelectric composite gains more attentions because of its superior piezoelectric properties and good compatibility with concrete.

Resistance to the Penetration of Chloride Ions of Concrete with Intensified Recycled Aggregates Chai Wenge1, a, Li Wenli2,3,b and Gao Wenxia4,c 1The North China University of Technology, Beijing 100144, China 2School of Mechanics & Civil Engineering, China University of Mining & Technology, Beijing Campus, Beijing 100083, China 3City Construction Department, Beijing City University, Beijing 100083, China 4Beijing Haojian Concrete Co., Ltd, Beijing 102612, China acwg6613@yahoo.com.cn,bliwenli@bcu.edu.cn, cgaowenxia680@sohu.com Keywords: Dipping intensifying, Recycled concrete, Double admixing technology, Chloride ion permeability Abstract.
The content of chloride ions is determined with the testing method for the water soluble chloride ions and total chloride ions in mortar of concrete as stipulated in Testing Code for Port and Waterway Engineering (JTJ 270-98).

Experimental Study on the Compressive Properties of a Kind of Carbon/epoxy Composite Tian Chun-lei1, 2,a, Pi Ai-guo1,b and Huang Feng-lei1,c 1State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing, China 2Shijiazhuang Mechanical Engineering College, Shijiazhuang, China ahdcl666666@sina.com, baiguo_pi@bit.edu.cn, chuangfl@bit.edu.cn Keywords: Composite, Hopkinson’s pressure bar, Carbon/epoxy Composite, Strain rate Abstract.
Introduction Carbon fiber reinforced composites are widely used in the manufacturing of sporting goods, automobiles, railways, civil engineering structures, weapons and in the aerospace industry because of their high specific stiffness, good durability, strength and corrosion resistance.