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Mechanical performance of beams strengthened by carbon fiber sheet bonded with inorganic adhesive after fire Fuxiong Wan 1, a, Wenzhong Zheng 2,b 1 Architectural and Civil Engineering Institute, Kunming University of Science and Technology, Kunming, China 2 School of Civil Engineering, Harbin Institute of Technology, Harbin, China awanfuxiong2011@163.com, bhitwzzheng@163.com Keywords: an inorganic adhesive; RC beam; Carbon Fiber Sheet; after fire; Conjugate Beam Method Abstract.

Correlation of Stiffness and Natural Frequency of Precast Frame System Ahad Javanmardi1, a, Rouzbeh Abadi1,b, Abdul Kadir Marsono 1,c , Masine Md Tap 1,d , Zulkepli Ibrahim 1,e and Azhar Ahmad 1,f 1 Faculty of Civil Engineering, Universiti Teknologi Malaysia, UTM-Skudai 81310, MALAYSIA.
It has been used in a wide range of civil engineering application due to the advantage of its prefabrication, quality, speed of assembly and less interruption to daily activities.[1] Prefabricated concrete or prefab in North America is a concrete which is cast inside the moulding at the manufacturing plant that located away from the construction site.

,Ltd, 400, Godo, Isehara, Kanagawa, Japan 2Department of Civil Engineering, Tokai University,4-1-1, Kitakaname, Hiratsuka, Kanagawa, Japan 3Department of Civil Engineering, Fukuoka University, 8-19-1, Nanakuma, Johnan, Fukuoka, Japan amaruyama@tsuru-con.co.jp, b2bcdm003@gmail.com, c hashimoto@fukuoka-u.ac.jp, dsdat@tokai-u.jp Keywords: Micro-nano bubbles, Mortar, Plastic viscosity, Flow velocity Fig.1 Bubble of MNB Fig.2 Bubble distribution of MNB Table 1 MNB Generator Capacity 7-10 [L/min] Mechanism Pressurized disolution method (Hybrid system) Air-liquid shearing method Cavitation method Abstract.

Dynamic Elasto-plastic Analysis on the Steel Spatial Arch Truss with 90 m Span and 0.1 Rise-Span Ratio Hai-wang Li1,a, Xun Zhang1,b, Jing Liu 1,c 1Department of Civil Engineering, Taiyuan University of Technology 79, Yingzexi Street, Taiyuan, 030024, China; alhwtut@126.com, bzhang_xun1987@163.com, ccimeng2005@163.com, Key words: Earthquake action, Elasto-plastic dynamic response, Plastic hinge, Steel arch truss Abstract.
Introduction Steel tube arch trusses are widely applied in practical engineering,and the large span buildings with them are required to be used as earthquake refugee shelters[1].
[2] Civil King Software Technology Co., Ltd.China institute of Building Standard Design & Research.

., 28, 440028, Penza, Russian Federation 2Moscow State University of Civil Engineering, Yaroslavskoje hw., 26, 129337, Moscow, Russian Federation ainfo@nocnt.ru Keywords: sulfur-based composite, material science, modeling, particle systems.
Different nanostructured materials are used for a variety of applications in modern civil engineering.

Study of heat transfer process in structure of thermal insulating materials based on natural fibers Jiří Zach1,a, Jitka Hroudová1,b , Martin Sedlmajer1,c and Azra Korjenic2,d 1Brno University of Technology, Faculty of Civil Engineering, AdMas Centre, Veveří 331/95, 602 00 Brno, Czech Republic 2Vienna University of Technology, Faculty of Civil Engineering, Institute of Building Construction and Technology, Karlsplatz 13, 1040 Vienna, Austria azach.j@fce.vutbr.cz, bhroudova.j@fce.vutbr.cz, c, sedlmajer.m@fce.vutbr.cz; dazra.korjenic@tuwien.ac.at Keywords: natural fibers, technical hemp, thermal conductivity, heat transfer.

Civil Engineering Construction [M].
Civil engineering construction design [M].

High Performance Fine Grained Concrete with Content of Pumice BILEK Vlastimil1,a*, PESATA Michal1,b and PROCHAZKA Lukas1,c 1Faculty of civil Engineering, Department of Building Materials and Diagnostics of Buildings, VSB –TU Ostrava, L.
Acknowledgement This paper was financially supported by SGS SP2019/22 project of Faculty of Civil Engineering of VSB - TU in Ostrava.

Preliminary Research on Mechanical Behavior of Steel Frame Filled with Steel Plate Shear Wall after Exposure to Overall Stage of Fire Liao Xuekun1,a, Wei Fangfang1,b , Qu Lihua1,c 1College of Civil and Transportation Engineering, Hohai University, Nanjing 210098, China a214202698@qq.com, b ffwei@hhu.edu.cn, c785657527@qq.com Keywords: steel frame; steel plate shear wall; overall stage of fire; thermal-structure coupling analysis Abstract: For a further study on the fire-resistant performance of steel plate shear wall under overall stage of fire, a numerical analysis model of steel frame filled with steel plate shear wall was built with the finite element software ANSYS.
Research on Structural Performance and Fire-resistance of Large-space Steel Structures under Fire Conditions[D].Bei Jing: Department of Civil Engineering, Tsinghua University，2008.

The Windows in the Modular Structure - Air Tightness and Quality of Installation Diagnostics Pavel Oravec1,a*, Barbora Hrubá2,b and Zdeněk Peřina2,c 1 Brno University of Technology, Faculty of Civil Engineering, Institute of Building Structures, Veveří 331/95, 602 00 Brno, Czech Republic 1 VŠB – Technical University of Ostrava, Faculty of Civil Engineering, Department of Building Structures, Ludvíka Podéště 1875, 708 00 Ostrava Czech Republic a oravec.p@fce.vutbr.cz*, b barbora.hruba@vsb.cz, c zdenek.perina@vsb.cz; Keywords: Openings Filling, Airtightness Measuring, Tightness of the Connection Joints, Infrared Thermocamera Abstract.