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Numerical Simulation of Short Cracks in Fiber-Reinforced Ceramics Daguo Wang1,2,a , Juying Yang1, Lichong Li2 and Wei Jiang1 1 Center for Material Failure Modeling Research, Dalian University, Dalian 116622, China; 2 School of Civil and Hydraulic Engineering, Dalian University of Technology, Dalian 116024, China a Dan_wangguo@163.com Keywords: Short crack, Fiber-reinforced ceramics, Failure process, Numerical simulation, RFPA Abstract: In this paper, a numerical code, Realistic Failure Process Analysis code (RFPA), was used to perform a microscopic analysis of a crack in a fiber-reinforced ceramic, when the crack length is the same order of magnitude as the fiber spacing.

Determining Range of Saturated Ground around Leakage Pipeline using Unsteady Seepage Numerical Analysis Xinggao Li1, a, Chaojie Duan2,b 1School of Civil Engineering, Beijing Jiaotong University, Beijing 100044, China 2 Zhengzhou Metro Co.

Study on In-situ purification technology for improving water quality of reservoir water HuaDong Zhang1,a, YanZhen Yu1,b*, Jie Tang1,2,c,JuanTing Wang1,d 1School of Civil Engineering and Architecture, University of Jinan, Jinan 250022, China 2Urban Water Monitoring Center of Shandong Province, Jinan 250022, China azhanghd2014@126.com,bcea_yuyz@ujn.edu.cn,cTangj2016@126.com,dwjt0305@163.com *Corresponding Author: Yanzhen Yu Key words: In-situ purification technology, reservoir water, ecological carrier, micro-ecological population structure Abstract: In-situ purification technology is used to improve the water quality of reservoir water, which uses the biofilm formed by enrichment microbes gathering on carrier system to purify water.

Problems with Variability in Using Fly Ash in Mixed Cement Ondřej Zobal1,a, Pavel Padevět1,b, Vít Šmilauer1,c and Zdeněk Bittnar1,d 1Department of mechanics, Faculty of Civil Engineering, CTU in Prague, Thákurova 7, 166 29 Prague 6, Czech Republic aondrej.zobal@fsv.cvut.cz, bpavel.padevet@fsv.cvut.cz, csmilauer@cml.fsv.cvut.cz, dbittnar@fsv.cvut.cz Keywords: fly ash, cement, variability, optimization Abstract.

A Study on Flow Characteristics of Coherent Jet Oxygen Injector Ziqiang Lv1,a, Qingyuan Ma2,b and Xiaojun Su2,c 1School for Resources and Civil Engineering at the University of Science and Technology of Liaoning, China 2Anshan Research Institute of thermo-energy Liaoning Province, China ayours001me@126.com, b17050145@qq.com, cSu.xj2008@163.com Keywords: Coherent Jet; Oxygen Injector; Velocity Decay.

Experimental Research on Foamed Concrete Block with High Addition Crushed Brick Powder Xue Wang1, a, Yuanchen Guo1, b 1College of Civil Engineering, Chongqing Three Gorges University, 780 ShaLong road, Wanzhou District, Chongqing city 404100,China aemail:wangxue7922@126.com; bemail:gyc1982@yahoo.com.cn Keywords: foamed concrete block; crushed brick powder; experimental research Abstract.

Reinforcement Corrosion and Its Effect on Bond Behaviour HOLLY Ivan1,a *, GAJDOSOVA Katarina1,b and SONNENSCHEIN Robert1,c 1Slovak University of Technology in Bratislava, Faculty of Civil Engineering, Department of Concrete Structures and Bridges, Radlinskeho 11, SK-810 05 Bratislava, Slovakia aivan.holly@stuba.sk, bkatarina.gajdosova@stuba.sk, crobert.sonnenschein@stuba.sk Keywords: concrete, reinforcement, corrosion, crack width, experimental analysis Abstract.

The Regeneration design of Sunk-Yaodong in Western Henan of China Chengjun Ma Architecture and Civil Engineering School, Inner Mongolia University of Science and Technology, Baotou, Inner Mongolia,014010,China Email:bestmcj@163.com Keywords: Regeneration, Traditional House, Sunk-Yaodong, Raw soil building Abstract.

Experimental testing of hydroinsulating injection screens MELICHAR Jindřich1, a, DROCHYTKA Rostislav2,b , ČERNÝ Vít3,c 1,2,3Brno University of Technology, Faculty of Civil Engineering, Veveří 95, 602 00 Brno, Czech rep.

Construction and Enumeration of Steiner Triple Systems with Order V Zhaodi Xu1, a, Xiaoyi Li1, a, Wanxi Chou2, b 1 School of Mathematics and System Science, Shenyang Normal University, Shenyang, 110034, China 2 School of Civil Engineering and Architecture, Anhui University of Science and Technology, Huainan Anhu, 232001, China aemail: lixy@synu.edu.cn Key words: Steiner triple systems；large sets；construction；Disjoint Abstract: This paper describes the basic concept of constructing the large sets of Steiner triple systems of order v.