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Study of Microminiature Autonomous Underwater Vehicle Hull Form Based on CFD Technique Hailong Shen1, a, Mo Du2, b and Yumin Su3, c 1,2,3 National Key Laboratory of Science and Technology on Autonomous Underwater Vehicle, Harbin Engineering University, Harbin 150001, China ashenhailong@hrbeu.edu.cn, bdumosuper@163.com, csuyumin@hrbeu.edu.cn Key words: CFD; AUV; turbulence model; mesh; resistance coefficient Abstract: Based on CFD technique, this paper discusses the applicability of different turbulence models and mesh partition method which are used to predict the hydrodynamic performance of AUV.
Introduction At present, microminiature AUV becomes the research focus, because of its small volume, low resistance, high maneuver, high stealthy performance, low cost, mass production, civil and military demand and vast applications [1].
Proceedings of the 2007 IEEE Intelligent Vehicles Symposium Istanbul, Turkey, June 13-15, 2007:938-943 [6] SHEN Hai-long,SU Yu-min, Mesh partition methods for numerical simulation of the flow fields of full form ships[J].Journal of Harbin Engineering University,Vol.29 No.11,Nov.2008:1190-1198 [7] ZHANG Nan, Nan, SHEN Hong-cui, YAO Hui-zhi.
Research of CFD application in engineering estimation of submarine maneuverability hydrodynamic forces [J].

Experimental Verification and Theoretical Analysis on Felicity Effect of Acoustic Emission in Concrete Rui-fu YUAN 1, 2, a, Yuan-hui LI2 and Xing-dong ZHAO2 1 School of energy science and engineering, Henan Polytechnic University, Jiaozuo, 454100, China 2 School of resource and civil engineering, Northeastern University, Shenyang, 110004, China a yrf@hpu.edu.cn Keywords: Concrete; Cyclic loading; Acoustic emission; Kaiser effect; Felicity effect; Damage Abstract.
Rock Mechanics and Rock Engineering, Vol. 26(4) (1993), p. 333-351 [4] Hongguang Ji.

Research on the Influence of the Tension on Dielectric Strength of the Unidirectional Direction Glass Fiber Reinforced Composites Fang Tian 1,a, Suli Xing 2,b, Yingshe Luo 1,c 1College of Civil Engineering and Mechanics, Central South University of Forestry and Technology , 410004, Changsha, P.R.China 2College of Aerospace Science and Engineering, National University of Defense Technology, 410073, Changsha, P.R.China afionati@163.com , bxingsuli@sina.com(corresponding author), clys0258@sina.com(corresponding author) Key Words: tensile stress, dielectric strength, unidirectional glass fiber reinforced composites Abstract.
High Voltage Engineering.

Surface Modification of Aramid Fiber by NaOH Solution with Different Concentrations Kun Qiao1,2,a,Bo Zhu1,2,b,Xiang-Yu Yin1,2,c,Cheng-Rui Di1,2,d, Wei Zhao1,2,e ,Xiao-Dong Gao1,2,f 1Key Laboratory for Liquid-Solid Structure Evolution ＆ Processing of Materials Ministry of Education, Shandong University, 73 JingShi Road, Jinan, Shandong Province, P.R.CHINA. 250061 2Carbon Fiber Technology Research Center of School of Materials Science and Engineering, Shandong University, 73 JingShi Road, Jinan, Shandong Province, P.R.CHINA. 250061 aqiaokun08@gmail.com, bzhugong20062000@yahoo.com.cn, cabcyinxiangyu@163.com, ddcr0918@hotmail.com, ehero0302@163.com, fgxd19870101@yahoo.com.cn Keywords: Aramid fiber, Surface modification, Chemical treatment, Mechanical properties, Chemical reaction.
AF is usually used as reinforced material in various fields, such as industry, civil engineering, military, medical care, marine and so on[2-4].
Low concentration of NaOH solution, such as NaOH solution with density of 10%, was fit to modify AF. 5 Acknowledgment The authors gratefully acknowledge the helps from Carbon Fiber Technology Research Center School of Materials Science and Engineering of Shandong University. 6 References [1] P.J.de Lange, E.

Performance Study of ZrO2-Al2TiO5 Composite Prepared by Solid Phase and Coprecipitation Method Lifang Zhang1,2, a, Cuizhi Dong1,b, Huifang Zhang3,c and Jinglong Bu2,d 1College of Light Industry, Hebei United University, Tangshan 063009, China 2Hebei Province Key Laboratory of Inorganic Nonmetallic Materials, College of Materials Science and Engineering, Hebei United University, Tangshan 063009, China 3Hebei Institute of Architecture Civil Engineering, Zhangjiakou 075000, China achzlf131@sina.com, bdcz6009@163.com, czhfsyf_79@sohu.com, dbjl@heuu.edu.cn Keywords: Coprecipitation method; Solid phase method; ZrO2-Al2TiO5 composite Abstract.
Bu et al: Rare Metal Materials and Engineering, Vol. 36 (2007), p.826.

At present, GMT formwork are used popularly in the Engineering, especially in Japane and Korea.
China civil Engineering journal. 2009, 42(3):67-71
Zhejiang University for Doctor Degree of Engineering, 2006

Prediction of Tensile Modulus of 3D Four-directional Braided Composites with Transverse Cracks Ying Guo1, 2, a, Linzhi Wu1,b, Yinhuan Yang1,c, Zhengong Zhou1,d, Tao Zeng2,e 1Center for Composite Materials, Harbin Institute of Technology, Harbin 150001, China 2School of Architecture and Civil Engineering, Harbin University of Science and Technology, Harbin 150080, China aguoying740710@yahoo.com.cn, bwlz@hit.edu.cn, cyinhuanyang@yahoo.com.cn, dzhouzhg@hit.edu.cn, etaozeng@mail.tsinghua.edu.cn Keywords: 3D four-directional braided composites, modulus, cracks, the principle of minimum complementary energy.
Whyte [5] developed Fabric Geometry Model by combining textile engineering methodology with a modified laminate theory.
Transactions of the Japan Society of Mechanical Engineers (in Japanese).

Development of a Kind of Mine Staff Management System Wenlin Chen1, Baosong Liu2, Shiwei Sun2, a, Lina Hao2, b 1 School of Resource and Civil Engineering, Northeastern University, China 2School of mechanical Engineering and Automation Northeastern University, China asunshiweipp@163.com, bhaolina@ise.neu.edu.cn Keywords: RFID, GIS, Mine staff management system Abstract.
[9] LI Jingyan, CHEN Yong, Wang Zhijian, Web Services-based Framework for Distributed GIS, Computer & Information Engineering College of Hohai University; Nanjing 210098.

Reliability Analysis on the Foundation Bearing Capacity in Ningbo Rail Transit Engineering ZHU Jian-feng1,a, LIU Gan-bin1,b, YE Jun-neng2,c 1 Faculty of Architectural Civil Engineering and Environment, Ningbo University; Ningbo, Zhejiang 315211 China 2 Ningbo Urban Rail Transit Project Construction Headquarters, Ningbo, Zhejiang 315012, China azhujianfeng0811@163.com, bliuganbin@nbu.edu.cn, cyjn75@139.com Keywords: foundation bearing capacity; reliability; checking point; natural density; vane strength Abstract:According to the first-stage geologic investigation reports of the line 1 and line 2 in Ningbo rail transit, the natural density (ρ) and the vane strength (Cu) probability distribution of the typical layers in Ningbo area were studied in this paper.
Then, the application of reliability theory into geotechnical engineering is restricted[3-6].
The Hong Kong Institution of Engineers (2000)
Reliability and statistics in geotechnical engineering[M].
Engineering Mech- anics, Vol.25(2008), p.166-172.

School of Chemical Engineering, Northeast Dianli University, Jilin, Jilin 132012, China 2.
National Engineering Research Center of Urban Water Resources, Harbin 150090, China 3.
College of Civil Engineering , Huaqiao University, Xiamen 361021 China.