Proceedings of the 2017 2nd International Conference on Civil, Transportation and Environmental Engineering (ICCTE 2017)

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130 articles

Experimental Study on the Mechanical Properties of Construction Waste Recycled Aggregate Concrete

Tian Xiao, Jishu Sun, Xiaohua Wang
In order to investigate the application technology using construction waste to product recycled aggregate concrete, the effect law of recycled aggregate content and brick content in the recycled aggregate on mechanical properties of recycled aggregate concrete, include compressive strength and flexural...

Research on the Detection Technology of Defects in the Bottom Joint of the Precast Shear Wall Based on Ultrasonic Imaging Method

Rundong Gao, Xiangmin Li, Fuwen Zhang, Hui Liu, Yubing Leng
The ultrasonic imaging method takes advantage of the technique of multichannel pulse echo, continuous plane monitoring scanning can be achieved in a single region, and no couplant is required. The experimental investigations on using the ultrasonic imaging method to detect the defects in the bottom joint...

Influence of Different Smashing Methods on Biogas Generation Effect in Dry Fermentation of Sugarcane Leaves

Zunxiang Li, Jing Jiao, Shuo Wang, Jihua Du, Xiaohong Huang, Jinli Wang, Changjin Guo
In this study, sugarcane leaves were used as the raw material. Three methods (cutting, rolling & cutting, and hammering) were used to smash sugarcane leaves for dry fermentation. The influence of different smashing methods on biogas generation by dry fermentation of sugarcane leaves was analyzed from...

R-function theory method for free vibration of slip clamped trapezoidal shallow spherical shell on Winkler foundation

Shanqing Li
In this paper, the R-function theory(RFT) is applied to solve the free vibration of slip clamped trapezoidal shallow spherical shell on Winkler foundation. Firstly the fundamental solution of the biharmonic operator, the boundary equation and the R-function are used to construct the quasi-Green's function....

Effects of Hyperaccumulator Straw on Growth and Cadmium Accumulation of Brassica chinensis

Kaili Yang, Lei Liu, Xun Wang, Ji Liu, Wei Jiang, Lijin Lin
The pot experiment was conducted to study the effects of applying the hyperaccumulator plants (Bidens pilosa, Youngia erythrocarpa, Solanum photeinocarpum and Galinsoga parviflora) straw into soil on growth and cadmium (Cd) accumulation of Brassica chinensis. Compared with the control, applying hyperaccumulator...

Influence of Pile Soil Interaction on Seismic Behavior of PHC Pipe Piles

Guilan Tao, Qingquan Zhou, Yuepeng Pan, Jie Chen
To study the influence of pile-soil interaction on the seismic behavior of PHC piles, this paper takes the PHC pile in the soft clay as the research object, which is simulated by fiber beam element, and the pile-soil interaction is simulated by using equivalent embedded method and p-y soft clay soil...

Research on the mechanism of micro film advertising communication based on complex network

Lin Wang
Micro film advertising is a kind of propaganda means which is used to transmit information to the public for a specific need. The spread of the main micro film advertising is the initiator of brand advertising, which is mainly spread through two ways: one is the use of video sites, social networking...

Analysis of micro-blog public opinion based on complex network

Lixia Yao
With the popularity of social media applications, micro-blog has become the main carrier to reflect social public opinion. On the one hand, the extensive application of micro-blog has a positive effect on the development of national social and cultural aspects, on the other hand, it will produce some...

Research on tram signal priority control scheme design and implementation

Dehui Li, Meiyin Luo, Shuyan Kang
With the increase the traffic congestion, it is urgent to develop the bus priority control to improve the public transit attractiveness; Recently the application of the tram has increased the complexity of the intersection priority control. The priority traffic control strategy can reduce the delay of...

Field Synergy Analysis of Mass Transfer Characteristics of Vibrating Hollow Fiber Membrane Modules

Xiaoguang Zhang, Pengxing Gai, Shigang Wang, Li Liu
In this paper, the field synergy principle is used to simulate the mass transfer performance of hollow fiber membrane modules under vibration conditions. The mass transfer characteristics of hollow fiber membrane modules are investigated by changing the vibration frequency, amplitude and fluid velocity....

Biodegradable elevator decoration material from wheat straw

Junjun Liu, Zengguang Man, Lanzhong Guo, Shuguang Niu, Lei Yang
The main goal of this work was to use wheat straw (WS) in the production of environmentally sound material using corn based adhesives (CA). Treatments of WS with NaOH and hot-water were undertaken to evaluate the effect of such treatments on the performance of produced material. The influence of material...

Study on Cadmium Accumulation Characteristics of Four Bidens Species

Jiajing Huang, Ji Liu, Lijin Lin, Wei Jiang, Ming'An Liao
A pot experiment was carried out to study the difference of cadmium (Cd) accumulation characteristics of four Bidens species. The results showed that Bidens biternata had the highest biomass and Cd accumulation amount of whole plant than the other three species under Cd-contaminated soil. The root and...

Aplication of new MBBR Packing in Wastewater Treatment

Jianhua Yang, Li Ye, Yi Fan
the problem of environmental protection is a hot topic in recent years, the sewage treatment is an important aspect of environmental protection.In view of China's current sewage treatment problems, a new MBBR filler for MBBR process can improve the sewage treatment effect.

Research of The Grid-connected Simulation Model Improvement of Double-fed Induction Generator

Qinyu Bai, Jun Xu, Yonggang Zhang, Yu Chen, Youyin Wang
In this paper, aimed at reducing deviation of the output characteristic between DFIG model and operating wind turbine generator. A method using measured data for modifying the model of DFIG is provided. Firstly, the data fitting method is used to get the mathematical model of the operating turbine. Secondly,...

Post-evaluation Method and Application of Green Campus

Hui Guo, Xiaoping Feng, Yilin Ding, Bailu Ma, Chunping Wang, Xiaoxia Lu
The paper is intended to create a relatively simple and clear post-evaluation system for green campus. From the aspects of planning and ecology, energy and resources, environment and health, operation and management, education and promotion, by use of the analytic hierarchy process, the paper aims to...

Simulation and Analysis on the Traffic Noise Models of Four-Lane Highway

Xintan Ma, Shichang Feng
At present, highway traffic noise prediction models mostly use the equivalent continuous A-weighted sound pressure level to predict the noise within the country as well as in abroad, and they also usually use one line source to simulate the noise source in the simulation analysis of highway traffic noise,...

Selection and Exploration of New Urbanization Path of Villages and Towns in Eco-conserving Division in Changchun

Limin Bai, Chunliang Xiu, Jing Lv
Through the analysis on the Dahei Mountains research area of eco-conserving division in Changchun, this paper puts forward the exploration of selection mode of new urbanization path of villages and towns in conserving area, which that is are eco-urbanization mode, local urbanization and new urbanization...

Study on winter indoor thermal environment of the folk houses in Tibet Plateau

Wenkang Wang, Guochen Sang, Qin Zhao, Yiyun Zhu, Yanzhou Cao
Lhasa is located in the middle of the Tibetan plateau, north of the Himalayas, its climatic characteristics and the form of residents are representative of the Tibetan Plateau. In order to master the indoor thermal environment of rural highland in Tibet, this paper tests the indoor and outdoor thermal...

Structure Seismic Design and Shaking Table Experiment Research Status

Dejun Mao
This paper analyzed the principle of performance-based seismic design method, compared and analyzed the performance-based seismic design method and the bearing capacity-based seismic design method, introduced seismic design methods of structure design code of several major countries in the world, analyzed...

Parameter analysis of wind-induced vibration of electrical transmission line models

Yi You, Shuang Zhao, Wensheng Li, Cheng He
There are distinct growing tendencies in the span and height of electrical transmissions lines. However, little attention was paid on parameter analysis of wind-induced vibration of electrical transmission lines, especially on the gradient height. By means of a finite element software, electrical transmission...

Large Eddy Simulation of the Flow Past a Circular Cylinder

Yi You, Zhitao Yan, Yongli Zhong, Yongjie Li
The numerical simulation method was used to investigate the flow past a single cylinder. The flow field structure and the characteristic parameters of the cylindrical surface were analyzed by large eddy simulation. The numerical results show that the calculation of the length of the recirculation zone...

Analysis on galloping models of iced transmission lines

Yi You, Zhitao Yan, Lingzhi Wang, Peng Li
Based on the cable theory and the curved beam theory, the 3-DOF galloping model of iced transmission lines was established. According to the Hamilton principle, the three-freedom galloping models based on cable theory, based on the curved beam theory, based on the curved beam theory considering the boundary...

Bid Evaluation Model of Construction Projects Based on Information Entropy and Value Engineering

Sothea Peng, Xue Ying Bao
At present, it has many bid evaluation of construction units that mainly rely on an expert scoring method to determine the successful bidder. That is the reason why the evaluation process has a great subjective. Thus this paper wants to propose a comprehensive evaluation model by combining entropy method...

Study on Correlation between Mineralogical Composition and Elastic Modulus of Clay Rock for Geological Repository at Home and Abroad

Yu Wang, Haian Liang, Minsi Zhang, Zeping Yang
According to the space-volume average modal,the elastic modulus is estimated by the mineralogical composition and its content.This paper discusses correlation between mineralogical composition and elastic modulus of clay rock for geological repository at home and abroad.Some general conclusions are drawn...

Effects of Exogenous Melatonin on Kiwifruit Seedlings Growth under Weak Light Treatment

Nengqin Xu, Dong Liang, Qin Wang, Zhi Lei, Yanqiu Shen, Hui Xia
To investigate the effect of exogenous melatonin (MT) on the growth of kiwifruit seedling under weak light treatment, in this study, kiwifruit seedling was used as the experimental material, applied 100 mol/L MT solution by root irrigation, and determined physiological indexes under low light intensity....

Design of a Mobile-Internet-Based Management Platform for Materials Transportation of Road and Bridge Engineering

Chunsheng Hu, Bo Tang, Yaonan Li, Jingjing Shi
Materials transportation is the basis of road and bridge construction, which is an important part of national infrastructure construction. Materials transportation processes of road and bridge projects have some deficiencies in process management, information exchange, status monitoring and process optimization...

Experiment Study for the Treatment of Pharmaceutical Comprehensive Wastewater

Shiyue Liu, Qin Liu, Heli Wang, Yunping Li, Yilin Han
Combined the actual monitoring results of wastewater of Northeast Pharmaceutical Group, "grill + grit + primary sedimentation (grease) + regulation pool + hydrolytic acidification + contact oxidation + secondary sedimentation" was proposed to applied in the process. The treatment effects of natural sedimentation...

Research on the Applied Technology of Testing Grouting Compaction of Sleeves Based on Damped Vibration Method

Xiangmin Li, Rundong Gao, Zhuolin Wang, Fuwen Zhang, Yubing Leng
The damped vibration method is a method for detecting the grouting compaction of sleeves with embedded damping vibration sensors. The damping vibration sensor should be inserted into the grouting outlet as deep as possible before grouting, and testing can begin in 5~10 minutes after finishing grouting....

Appraisal Index System and Weights Determination for Green Campus

Bailu Ma, Xiaoping Feng, Xiaoxia Lu, Chunping Wang, Hui Guo, Yilin Ding
Positioned on sustainable development philosophy, aiming to build a concise and systematic appraisal index system for green campus, the paper builds the index system and hierarchy structure model from perspectives of planning and ecology, energy and resources, environment and health, operation and management,...

Effect of shell thickness deviation on buckling load of free-form shells under uncertainties

Bingbing San, Liwei Yin
Uncertain errors induced in construction process could affect the stability of free-form shells. Considering shell thickness deviation, the stochastic characteristics of buckling loads are investigated using Latin hypercube sampling coupled with Newton-Raphson method. In addition, a sensitivity analysis...

Research on constraint for conjunction between beam and shear wall

X.M. Chen, J. Duan, Y.G. Li
Different with definition of continuum mechanics used for beam element, in-plane drilling degrees of shell element are usually based on Allman mode or additional rigid rotation of element sides, and assumption of plane section for beam element is another inconsistency with shell element, at last, the...

Multi-objective model for logistics distribution programming considering carbon emission and service level

Tong He
In order to seek the low-carbon environmental protection and high service level of logistics distribution,a multi-objective optimization model of logistics distribution network is proposed.Firstly,the multi-objective optimization model of logistics distribution network is established by using the multi-objective...

Research on the SMA damping control of large-span spatial structures under multi-point input

Jianbo Dai, Xiyu Zhu
Considering the adverse effects of the multi-point input of large-span spatial structure, the SMA damper bar was designed to replace original bars in the structure. In this paper, there were two projects to replace SMA damper bars, one was replaced of some lower chord's bars, The other was replaced of...

Experimental Study on Anti-permeability Performance of High-performance Basalt Fiber Reinforced Concrete

Feng Chen
Electric flux method was adopted in this paper to carry out experimental study on influences of fly ash and basalt fiber contents on chloride penetration resistance performance of high-performance concrete. First, influences of fly ash content were investigated by virtue of uni doped fly ash. Then, basalt...

Study on Mechanism of drainage- anchorage Composite Slope Protection System

Bin Wang, Deji Zang, Lianghao Hu
For the landslide caused by rainfall, the idea of designing the drainage mechanism with the anchoring system is proposed. The laboratory test has proved that the drainage- anchorage composite structure is feasible. The finite element numerical analysis model is established .The parameters such as the...

Preparation of UHPC with micro-bead replaced by rich-silicon iron ore tailing powder

Song Liu, Zhigang Zhu, Shunkai Li
In order to study the influence rule and mechanism of rich-silicon iron ore tailing powder(IOTP) replacing micro-bead in UHPC, the influences of different specific surface area and dosage of IOTP replacing fly ash on its strength and liquidity were tested. Moreover, the pore structure and hydration products...

Interpolation of Intensity Contour Map using Kriging Method

Yang Hu, Dongwang Tao
The intensity contour map can directly reflect the damage degree of an earthquake, and it is an image representation of a seismic influence field or ground motion intensity field. The Kriging interpolation method is an unbiased and optimal interpolation method, and this method can be used to rapidly...

Effects of exogenous melatonin on antioxidant activity of kiwi seedlings under weak light

Yanqiu Shen, Dong Liang, Zhi Lei, Qin Wang, Nengqin Xu, Hui Xia
In this study, kiwifruit seedlings were used as the materials, were applied 100 mol/L melatonin (MT) solution by root irrigation, to investigated the effects of MT on kiwifruit' antioxidant activity under low light. The results showed the content of TPC, TFC and TFAC of kiwi leaves under MT treatment...

A Structural Simulation System, Part 1: Interface and Operation

Jin Duan, Xiaoming Chen, Yungui Li
This paper presents an integrated simulation system for building structures. It is to satisfy the engineering requirements for high performance simulation and is a coalition of the traditional design software and general finite element analysis (FEA) software. Based on this system,the designed models,...

Evaluation of important buildings anti-terrorism capability based on fuzzy analytic hierarchy process

Caiqing Ren, Lifei Huo, Qigao Hu
Improve the anti-terrorism capability is one of the most effective ways to ensure public security under the current situation of terrorist threat. A fuzzy analytic hierarchy process (FAHP) to analyze and evaluate the important buildings anti-terrorism capability is proposed. It establishes the hierarchy...

Discussion on the Preparation Process of BFRP Reinforced Concrete Column Test

Ke Li
The research and practice have proved that it is effective, easy to construct, and reliable quality to reinforce the concrete column with fiber cloth.Through the study of using FRP reinforced concrete cylindrical experimental process from domestic and foreign scholars,the preparation process of concrete...

Research on the development of membrane bioreactor technology

Yuan Tian, Liang Duan, Yonghui Song, Ruixia Liu
Membrane bioreactor (MBR) technology is composed of membrane separation and biological disposal processes, which is a new wastewater treatment technique with high efficiency. It has been widely applied in municipal and industrial wastewater treatment due to the unique advantages of high-quality effluent,...

Investigation of Joint Rotational Stiffness and Initial Geometric Imperfections of Fastener-style Tubular Steel Formwork-support

Xuexia Yuan, Weixiu Wu, Fangyong Yu
A fastener-style tubular steel formwork-support (FTSF) is often used for temporary support during the construction in China for its convenience and applicability. In order to modelling and performing probabilistic analysis of the stability bearing capacity of FTSF, actual data of semi-rigid joint behavior...

Vibration effect of tunnel surrounding rock under cyclic blasting excavation

Guosheng Zhong, Dinghuan Liu
Model test studies based on the similarity theory was conducted to solve the problem of vibration effect of tunnel surrounding rock under push-type cyclic blasting excavation. The model was constructed with a ratio of 1:15. By simulating the tunnel excavation of push-type cyclic blasting, the influence...

Performance Evaluation on Over-Saturated Brine Cement Slurry of Anhydrite Formation

Lin Xu, Mingbiao Xu, Xiaoliang Wang
The anhydrite formation has a highly negative impact on the stability of cement slurry, which can cause failure of cementing operation upon well construction. In combination to anhydrite characteristics of Missan Oilfields, herein, a new type of over-saturated brine cement slurry was established. The...

Target Tracking And Energy Optimization Based On Dynamic Clusters Mechanism In WSN

Qun Zhuang, Zibo He
In order to reduce the entire network sensor node energy consumption, this text gives an algorithm to track the target effectively and to reduce the energy using the uniform speed and variable speed motion target tracking in Wireless sensor networks as the background. In addition, in order to ensure...

The origin and development of the smart city

Dexiang Deng, Yue Zhao, Xi Zhou
With the development of information technology, under the blessing of cloud computing, big data and 3 s (GIS, GPS, RS) technology, city has entered a stage of wisdom development through the construction and development of informatization, digitization and artificial intelligence period, wisdom city has...

Research on Resettlement and Resettlement of Water Conservancy Projects

Xiong Rao, Hui Xue
Water conservancy project is a system engineering, including rural town, city and county, and many aspects of industrial and mining enterprises and special facilities. The resettlement work involving many points, wide, long, is the focus and difficulty in the implementation of the water conservancy project,...

IEC-61850 Based Information Modeling of Communication Network for Distributed Energy Resources System

Zi-Guan Zhou, Zhi-Ping Zhao, Xiao-Shan Pan
In the field of grid-connected distributed energy resources (DER), telecommunication network plays an important role to carry various information and control messages. With the advantages of high bandwidth and reliability, the communication network has already played an important role to support distributed...

Research Progress on the Impact of Wind Farms on Regional and Global Climate

Huanzhang Gong, Zhe Bao, Wei Li
The influence of wind energy on the energy cycle and atmospheric circulation in nature and the possible impact on the climate are the hotspots in recent years. The comprehensive analysis of domestic and foreign research shows that the wind farms have a certain impact on regional and global precipitation,...