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Research on Application of Air Source Heat Pump Hot Water System in Energy Saving Building Ruihua Ma School of Civil Engineering and Architecture, Panzhihua College, Panzhihua, 617000, China 383002778@qq.com Keywords: air source heat pump; hot water system; energy efficiency analysis Abstract.

Flexural Strength of the Reactive Powder Concrete ŽENÍŠEK Michal1,2,a *, VLACH Tomáš1,2,b and LAIBLOVÁ Lenka1,2,c 1Faculty of Civil Engineering, CTU in Prague, Thákurova 7, 166 29 Prague 6, Czech Republic 2University Centre for Energy Efficient Buildings, CTU in Prague, Třinecká 1024, 273 43 Buštěhrad, Czech Republic amichal.zenisek@fsv.cvut.cz, btomas.vlach@fsv.cvut.cz, clenka.laiblova@fsv.cvut.cz Keywords: Reactive powder concrete, maximum aggregate size, flexural strength, compressive strength, quartz powder, ground granulated blast furnace slag.

Airport Engineering Civil Aviation R&D Base of China Airport Construction Group Corporation of CAAC yesong_1977@126.com Keyword: old cement pavement; cracked steady pressure; impact compaction; rubblization Abstract: In the process of old cement concrete pavement is transformed, asphalt overlay is the common method. 

On the Axisymmetrical Dissemination of Glycerine Driven by Shock Wave Lei Yang a, Xianglong Yang and Zhongwei Huang College of Civil Engineering, Shenzhen University, Shenzhen 518060, China ayanglei@szu.edu.cn Keywords: instability, dissemination, liquid front, breakup.

Reduction Process of High Phosphorus Oolitic Hematite Yuexin Hana, Yongsheng Sunb, Peng Gaoc and Yanjun Lid College of Resources and Civil Engineering, Northeastern University, Shenyang, Liaoning, China.110819 ahanyuexin@mail.neu.edu.cn, bneusunyongsheng@163.com cgaopeng@mail.neu.edu.cn, dliyanjun@mail.neu.edu.cn Keywords: High phosphorus oolitic hematite.Reduction.Grain of metallic iron Abstract.

Alberto Lamego, 2000, 28013-602, Campos dos Goytacazes, Brazil. 3 - IME - Military Institute of Engineering, Department of Materials Science, Praça General Tibúrcio, 80, 22290-270, Rio de Janeiro, Brazil.
Introduction Artificial stones are relatively recent materials in the global market of civil construction.

An Experiment on Bond-Slip Behavior of Epoxy Coated Rebar Made by IGBT Method Kim, Jee-Sang1,a*, Lee, Sang Hyun1,b, Choi, Jungwook2,c 1Department of Civil and Architectural Engineering, Seokyeong University, Seongbuk-Gu, Seoul, Republic of Korea 2Research Center, Korea Concrete Institute, Kangnam-Gu, Seoul, Republic of Korea azskim@skuniv.ac.kr, blikesunshan@daum.net, cjwchoi@kci.or.kr Keywords: Epoxy-coated reinforcement, Bond strength, IGBT Controls, Bond- slip Abstract.

Introduction A long time, due to raw material is easily got and cost relatively low, reinforced concrete has become one of the most important materials in engineering construction field. and are widely used in industrial and civil buildings, highway bridge, railway bridge, port and water conservancy project etc, reinforced concrete chimney which is belonged to High-rise Structure is affected by load and environment in service period. the chimney wall concrete neutralization which is caused by erosion in environmental media(such as CO2,SO2,etc) is one of the main reason for the decline of the structure durability of the reinforced concrete chimney.

The Effect of Killing Algae with Chlorine Dioxide and Reaction Kinetics Li Shaoxiu1, a, Zhao Dejun2, a, Xia Wenqin1, a, Yuan Xiuli2, a, Xie Baohong2, a 1School of Civil and Transportation Engineering, Guangdong University of Technology, Guangzhou, Guangdong, 510006, China 2 Water Affair Project Construction and Management Center of Guangzhou, Guangzhou, Guangdong, 510640,China awater@gdut.edu.cn Keywords: chlorine dioxide; algae; reaction kinetics Abstract.

Identifying Concrete Resistance to Corrosion by Deionised Water with Aggressive Carbon Dioxide Dalibor KOCÁB1,a*, Ivailo TERZIJSKI1,b, Jiří STRNAD1,c, Petr ŠTĚPÁNEK1,d and Michal ŠEVČÍK2,e 1Brno University of Technology, Faculty of Civil Engineering, Veveří 331/95, 602 00 Brno, Czech Republic 2Prefa Brno a.s., Kulkova 10, 615 00 Brno, Czech Republic adalibor.kocab@vutbr.cz, bterzijski.i@fce.vutbr.cz, cstrnad.j@fce.vutbr.cz, dstepanek.p@fce.vutbr.cz, esevcikm@prefa.cz Keywords: Concrete, Corrosion, Resistance, Carbon Dioxide, Laboratory Tests.