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Effect of bottom structure of submerged entry nozzle on flow field in ultra-thick slab continuous casting mold Xin Xie1, a, *Dengfu Chen1, b, Qiang Liu1, Jialong Shen1, Zheng Peng1, Zhihua Dong1, Leilei Zhang1 and Min Zhang1 1College of Materials Science and Engineering, Chongqing University, Chongqing, 400044, China axiexin@cqu.edu.cn, bchendfu@cqu.edu.cn Key words: Ultra-thick Slab Mold, Water Model, Bottom Structure of SEN, Jet Properties, Surface Flow, Asymmetry.
To the ultra-thick slab, because of the military and civil use in facilities, it requests an excellent mode of production and severe quality.

Effect of Nano Calcium Carbonate and Montmorillonite on Properties of Styrene–Butadiene–Styrene Copolymer Modified Asphalt Nianfeng Han1, a, Dejie Zhou1, b, and Xinde Tang 1,c 1Institute of New Materials and Department of Civil Engineering, Shandong Jiaotong University, Jinan 250357, China aHannianfeng@163.com, bZhoudejie@163.com, cxdtang8033@163.com Keywords: Modified asphalt; SBS; nano calcium carbonate; nano montmorillonite Abstract.

Fiber-spiral Microstructures of Bamboo and Biomimetic Research Bin Chen1, 2, a, Quan Yuan 1, b, Ji Luo 1, c 1 College of Resources and Environmental Science, Chongqing University, Chongqing 400044, China 2 Key Laboratory for the Exploitation of Southwest Resources and Environmental Disaster Control Engineering, Ministry of Education, Chongqing University, Chongqing 400044, China a bchen@cqu.edu.cn, byuanquan82619@sina.com, cluoji-1986@163.com Keywords: Whangee, bamboo cell, fiber-spiral microstructure, biomimetic fabrication, fracture toughness Abstract.
The components used for the biomimetic fabrication are glass-fiber fabric (EW160B) and epoxy resin (E-44), which were selected due to their extensive application in civil and industrial structures.

Kožíšek2,e 1 Department of Physics, Faculty of Civil Engineering, Czech Technical University in Prague Thákurova 7,166 29 Praha 6, Czech Republic 2 Institute of Physics, Academy of Sciences of the Czech Republic, v.v.i.

Chen, Dynamic Travel Choice Models: A Variation Inequality Approach, Department of Civil Engineering of National Central University, 1999.

Treatment of coking wastewater by a submerged membrane bioreactor with suspended carriers Qiyuan Gu1, a, Mingyue Li1,b 1School of Civil and Environmental Engineering, University of Science and Technology Beijing, Beijing 100083, China aguqiyuan1984@139.com, bmingyue11.17@qq.com, Keywords: Coking Wastewater; Hybrid membrane bioreactor; Suspended carrier; Membrane fouling Abstract.

Micro-grid Inverter AC Side Load Voltage Stability Control Based on SVPWM Weilin Zhang1,a, Pengfei Shi1,b, Yujiong Gu 1,c and Ping Zhu1,d 1School of Energy Power and Mechanical Engineering, North China Electric Power University, Beijing 102206, China a1015510254@qq.com, bshipengfei@163.com, cguyujiong@263.net, dzp@ncepu.edu.cn Keywords: SVPWM, Inverter, Dual loop control, Voltage Stability.
General civil load is balanced load and three-phase needs to power supply in the same time, and voltage is sinusoidal, In order to obtain a symmetrical three-phase voltage parameters ,we can be modeled AC motor control methord to control the switching state of battery back-end inverter.

Analysis on Heat Loss Due to Improper Opening Window of Teaching Building Rui Wang1,a, Jing Ye Zhao1,b and Wen Hai Wang1,c 1 Beijing University of Civil Engineering and Architecture.

Introduction Designs from composite dielectric materials are used in aviation, space technology, automotive, mining, civil engineering and other areas in conditions of mechanical, thermal and other loads.

Study on Single-Diameter SMA High-Temperature Stability Test Liu-zhonggen1, a, xu-xiaodong1, sun-libin1 1 Jilin institute of architecture and civil engineering Changchun 130021 a email: liu_zhonggen@163.com Key Words: high-temperature stability, SMA gradation, Single-diameter coarse aggregate Abstract.