Proceedings of the 2015 4th International Conference on Sensors, Measurement and Intelligent Materials

Session: New Materials, Advanced Materials and Smart Materials

93 articles
Proceedings Article

Numerical Simulation of Residual Stresses in Thermal Barrier Coating Due to Thermal Mismatch

Yumei Bai
A plane strain geometrical model of thermal barrier coating (TBC) is established in order to investigate the distributed characters of maximal stresses in ceramic and interfacial ones. The effects of temperature and ceramic thickness on stresses are also studied. The results show that the stress in ceramic...
Proceedings Article

Development and Application of Metal Surface Analysis Methods

Zhenzhen Wan, Yongqing Wang, Yingchang Zhou
In recent years, metal surface analysis is becoming a hot topic, especially for the new composite materials used in high speed trains and aircraft. Metal surface analysis techniques are used to reveal the material surface morphology, structure, composition or state. This paper presents typical instruments...
Proceedings Article

Preparation of GeS2/graphene nanocomposite with high lithium storage capacity

Shi-Zhao Kang, Qifan Wang, Xiangqing Li, Lixia Qin, Haitao Wang, Juanjuan Huo, Jin Mu
In the present work, the nanocomposite containing GeS2 and reduced graphene oxide was prepared and characterized with XRD, HRTEM and Raman spectroscopy. Meanwhile, the electrochemical performance of the GeS2/graphene nanocomposite, as an anode material, was evaluated by galvanostatic discharge-charge...
Proceedings Article

Effect of Laser Rapid Sintering on the Electrical Properties of Sr- and Mg-doped LaGaO3

Jie Zhang, Hairong Gao, Chenggang Li, Ya’Nan Tang, Chao Yuan
Materials La0.9Sr0.1Ga0.8Mg0.2O3 and La0.8Sr0.2Ga0.83Mg0.17-xCoxO3 with x=0, 0.05, 0.085, 0.10 and 0.15 are synthesized by laser rapid sintering (LRS). It is found that the total conductivities of La0.8Sr0.2Ga0.83Mg0.17-xCoxO3 by LRS are obviously improved by Co doping, showing a general increase with...
Proceedings Article

The research about the preparation of biodegradable fiber membrane used by cotton stalk bast

Xingyue Yan, Guangyin Xie, Ge Xiao
In order to improve the cotton bast utilization,the chemical degumming technology was adopted to process cotton bast to remove the hemicellulose, lignin , pectin and other substances in this topic.The method of nitric acid or sodium hydroxide was used to extract the cellulose,which was dissolved into...
Proceedings Article

Kenaf three-dimensional fabric application in environmental protection

Ge Xiao, Guang-Yin Xie, Xing-Yue Yan
This article selects the kenaf as a raw material, through the small sample loom weaving kenaf three-dimensional fabric, and do the performance test for soil and water conservation effect and degradation. Soil and water conservation performance test uses artificial simulated rainfall experiments, which...
Proceedings Article

The enhanced remediation of DDT contaminated soil by Surfactant-stabilized foam flushing

Xingwei Wang, Jiajun Chen, Yunsong Liu, Meng Wei, Lanxiang Shi
In this study, two flushing modes including surfactant solution flushing and surfactant-stabilized foam flushing were conducted for in-situ soil remediation to remove DDT contaminants. The results showed that surfactant-stabilized foam flushing could significantly enhance the overall sweep efficiency,...
Proceedings Article

Preparation and Characterization of Zn/Mg Co-doped aluminate phosphor for white LEDs

Rubiao Chen, Dong Luo, Huayan Pan, Tuo Wu, Le Wang
The Eu2+ activated Zn/Mg co-doped aluminate phosphors for white LEDs was prepared by the solution combustion method at 600 successfully. The crystal structure model of the phosphor was built, and the band structure and density of states of phosphor were calculated using CASTEP program based on density...
Proceedings Article

Dewatering Research of Sludge with High Moisture Content

Yifan Zhang, Shuguang Zhu, Hongbin Yuan
Recent years, municipal sludge received more and more attention as a kind of negative by-product of the urbanization. The technology of dewatering plays a critical role in the sludge handling process. However, domestic academic research in the field of dewatering is not sufficient at present .The dewatering...
Proceedings Article

Correlations between the Oxygen Ionic Conductivity of Sr- and Mg-doped LaGaO3 and Its Crystal Structure

Jie Zhang, Ya’Nan Tang, Hairong Gao, Chenggang Li, Lijun Pan
Oxygen vacancy formation and migration in La0.9Sr0.1Ga0.8Mg0.2O3 (LSGM) with various crystal symmetries (cubic, orthorhombic and monoclinic) are studied by employing first-principles calculations based on density functional theory (DFT). The calculated vacancy formation energy of the cubic LSGM is 3.96...
Proceedings Article

Pore microstructure variation in gradient consolidation of Pearl River Delta saturated clay

Peng Zhang, Zhiqing Liu, Jing Song
The microstructure porosities and pore size distribution of the clayey soil in the Pearl River Delta were studied by techniques of Scanning Electron Microscopy (SEM) and pressure gradient method. It was found that small pores were increased with increasing of the loading of clay samples. On the other...
Proceedings Article

Synthesis of Tin Oxide Anchored on Graphene Sheets and its Performance Lithium Storage

Lilai Liu, Peixia Yang, Haijiao Zhang, Shuang Li, Chao Yang
The SnO2/graphene composite has been prepared by a one-step hydrothermal method. The monodisperse SnO2 nanoparticles of ~3 nm in diameter are not only attached onto the surface of graphene sheets by anchoring with surface functional groups, but they also are encapsulated in pore channels and formed 3D...
Proceedings Article

Dynamic corrosion of refractories by Na2CO3

Yu Xiang, Ying Zhao, Lu Liu, Zongming Zheng, Changqing Dong
The corrosion of refractories by Na2CO3 at high temperature has become a severe issue. For a better understanding of corrosion mechanisms, this paper works out the kinetics mechanism of corrosion reaction including characteristic parameters and dynamics equation. The results provide the theoretical basis...
Proceedings Article

Research of Solvent crystallization of refined anthracene prepared

Wenshuang Dai
In this paper, the optimal crystallization conditions for DMF extraction of refined anthracene is studied that the crude anthracene as a raw material, DMF as solvent dissolved temperature is 90 , crystal-keeping time is 90min, the solvent ratio is 1.8g/ml, the cooling crystallization time is 50min,the...
Proceedings Article

Absorption of Cd II with Bamboo Charcoal Modified by Succinic Acid

Xi Wu, Shaohua He, Xinjia Huang, Jimin Tian
After the pretreatment, Bamboo Charcoal (BC) were chemically modified with succinic acid. Then explore the characters of Modified Bamboo Charcoal (EBC) and the adsorption of BC for Cd II . Fourier Transform Infrared Spectroscopy(FTIR) and Scanning Electron Microscope(SEM) were applied to analyze the...
Proceedings Article

A Case Study of Asphalt Pavement Overlay for Beinjing West Chang’an Avenue Using Modified Bitumen of High Viscosity and Elasticity

Jianmin Li, Linlin Chai
Beijing West Chang’an Avenue was re-overlaid in 2014 to improve its service condition due to serious reflection cracks . The existed structure of pavement is a combination of 8~10 cm bituminous surface based on cement concrete layer. In this case study, the cracked bituminous layers were removed and...
Proceedings Article

Oxidation Behavior of Continues SiC Fibers in Static Air

Liang Li, Ke Jian, Yifei Wang
This paper studied the oxidation behavior of the Nicalon and Hi-Nicalon type of continuous SiC fibers. The fibers were exposed in air at 1000-1400°C for 1h. Experimental results indicate that both Nicalon and Hi-Nicalon SiC fibers’ tensile strength decrease, whereas oxygen content increase with rising...
Proceedings Article

Shape memory effect and superelasticity of Ni-free Ti-Nb-based alloys

Zhengcun Zhou, Dewen Guo, Jie Du, Suyi Gu
Ni-Free Ti-Nb-based alloys have potential application as non-toxic shape memory and superelastic alloys. The shape memory behavior and superelasticity of free-Ni Ti-Nb-based alloys were described and discussed in this paper. It was shown that the excellent shape memory behavior and superelasticity can...
Proceedings Article

Stability analysis of the super tall tower in the arch rib hoisting construction process

Xiaoyan Zeng, Lin Wang
This paper expounds the importance of the stability analysis of the super high tower frame in the lifting stage of the arch rib.Then the arch rib turning stage is divided into 0 degrees,30 degrees, 60 degrees, 90 degrees, 102.8 degrees five conditions,respectively carried out the force analysis of sling...
Proceedings Article

Study on the tribological properties of titanium alloy modified by surface texture composite DLC film

Lili Zheng, Yonghai Zhang, Wengang Chen
The different width stripes were prepared on the Ti-6Al-4V alloy surface by using laser micro processing technology. Then, the DLC film was deposited on the textured surface by using radio frequency plasma enhanced chemical vapor deposition device. The tribological properties of the composite modified...
Proceedings Article

Springback Simulation in Air Bending of Titanium Alloy Sheet Using Solid Shell Element

Xuesong Fu, Kang Li, Wei Sun, Chengfang Liu, Guoqing Chen, Wenlong Zhou
Accuracy improvement of springback prediction is a major concern in finite element simulation of sheet metal bending process, especially for the materials with high elastic recovery. This work adopts solid shell nite element for springback simulation and improves the simulation accuracy by means of rationalizing...
Proceedings Article

Improving the rate capability of spinel LiNi0.5Mn1.5O4 through substitution of Co for Ni element

Guoqiang Liu, Hongjun Li, Kun Liu, Liang Chen
Spinel compound LiNi0.40Co0.1Mn1.5O4 was synthesized by a sol-gel process together with a calcinations process. The as prepared product could be indexed to Fd3m space group. The dopant Co resulted in more oxygen vacancy in crystal structure. The doped compound exhibited better cycle rate capability than...
Proceedings Article

Effects of the Process Conditions on the formation of the Gas Layer in the Plastic Profile Gas-assisted Co-extrusion Processes

Hesheng Liu, Xiaozhen Deng, Xingyuan Huang, Yibin Huang
The gas-assisted co-extrusion molding technology is a new polymer processing molding process integrated with the gas-assisted technology. In the paper, we experimentally explored the effects of several key factors of the gas-assisted co-extrusion molding process with plastic profile on the formation...
Proceedings Article

Study on the Properties of the organosilicon-acrylic resin/LDHs nanocomposite

Wei Zhao, Yuhong Li
The organosilicon-acrylic resin/LDHs nanocomposite was prepared from acrylate, organosilicon Mg-Al-AA-LDHs as well as emulsifier etc with emulsion polymerization methods. The samples prepared were characterized by optical , thermal and gas barrier capabilities testing, Results show the samples were nanocomposion...
Proceedings Article

Inhibitory Kinetics of 2'-Hydroxy-4'-methoxyacetophenone on Tyrosinase-catalyzing Reaction

Shengzhao Gong, Qingsheng Chen, Mengyi Xu
The inhibitory effects of 2'-hydroxy-4'-methoxyacetophenone on the activity diphenolase contained in tyrosinase was studied using enzymological kinetic method. 2'-hydroxy-4'-methoxyacetophenone was found to inhibit diphenolase activity of tyrosinase. The 2'-hydroxy-4'-methoxyacetophenone concentration...
Proceedings Article

Study on the Activity of Calcium Silicate Slag

Jiayu Zhan, Chunlei Geng, Feihua Yang, Wanmin Li, Chuang Yang, Zhijie Yang
Calcium silicate slag is a waste discharged during alumina extraction process from fly ash was investigated. In this study, its chemical composition, mineral composition and morphology of calcium silicate slag were obtained, and the variation of particle size distribution with different storage time...
Proceedings Article

3D Printing of ZrO2 Ceramic using Nano-zirconia Suspension as a Binder

Huoping Zhao, Chunsheng Ye, Zitian Fan, Yunong Shi
3D printing is applied to fabricate complex structure green ceramic parts rapidly. In this study, ZrO2 ceramic were fabricated by 3D printing and sintering operation. In the 3D printing process of ZrO2 green bodies, zirconia/polyvinyl alcohol (PVA) mixture was chosen as a precursor powder material, while...
Proceedings Article

Study of Scale and Corrosion Inhibition Performances of Polyaspartic Acid

Yushan Cheng, Yanmin Chen, Yincong Sun
In this article, the scale and corrosion inhibition performances of Polyaspartic acid (PASP) and PASP-based composite were studied. The results showed the single PASP has good scale and corrosion inhibition performances, but the quantity of PASP used for corrosion inhibition is large (100mg/L). To reduce...
Proceedings Article

Discriminant Analysis on Complex Material and Variable Structure System Life

Jianhua Du, Shimeng Xu, Runbo Ma, Lei Gong, Haoxu Wang
In this paper, the discriminant categorization on complex material and variable structure system life are given, and there are two kinds of variable structure on complex material system life based on the empirical data and the simulating data and the evaluating and analyses rooted in actual system. Here,...
Proceedings Article

Determination of tannins content in banana stalk and its silage

Binling Ai, Zhanwu Sheng, Lili Zheng, Xiaoyan Zheng, Xiaojing Yang
Tannins content is one of the main measurement indexes of feedstuff from banana stalks. This study aims to develop a spectrophotometric method to determine tannins content of banana stalk and its silage. The tannins in banana stalk and its silage were extracted by boiling water bath. Using sodium tungstate-phosphomolybdic...
Proceedings Article

Research on Super-high Dumping Sliding Failure Mechanism under Earthquake

Kehui Liu, Xiaoshun Zhang, Yonghong Cui, Xiaofei Jing
Based on Manaoke gold mine eastern dump, the super-high dump sliding failure mechanism was analysised by numerical simulation and model experiment under earthquake. The results found that: 1.Dump is in basically less stability state under normal work condition, while it is in less stability state under...
Proceedings Article

Optimize process parameters of chemically modified orange peel for Pb2+ removal from aqueous solution

Yixuan Wang, Shiyu Jiang, Xun Qing, Xiaojuan Dai, Shanglong Chen
The aim of this work was to chemically modify orange peel with ethyl alcohol, sodium hydroxide and calcium chloride, and optimize the modified process parameters through the orthogonal experimental design. The effects of various parameters on the removal efficiency of Pb2+ were investigated detailedly,...
Proceedings Article

Numerical Research in Wall Mass Transfer Characteristics of the Straight Pipe under Fully Developed Turbulent Flow

Jie Li
Numerical simulations were performed to determine the effect of the Reynolds number (Re) on the wall mass transfer rate of the straight pipe under the fully developed turbulent flow. The simulations were conducted for Re=20,000, 40,000 and 70,000. Because the viscous sublayer is a key zone to the wall...
Proceedings Article

The evolvement of co-production of Biodegradable biological material PHB

Shuang Gao, Jiao Feng, Lihua Sun, Hong Tian
Petrochemical industry plastics is widely used in the life. Because of its non-degradation, the long-term residue of waste has caused serious environmental pollution. Poly- -hydroxybutyrate (PHB) and its soluble substances are similar to the petroleum plastic materials. It is considered to be a good...
Proceedings Article

Adsorptive characteristics of chromium (VI) ion from aqueous solutions using the modified crab shell

Hui Zhang, Cuizhen Sun, Zhibin Zhang, Yang Zhao
A novel biosorbent, waste crab shell modified with mercaptoacetic acid (WCS-SH), was prepared and used for the removal of chromium (VI) ion from aqueous solution. The effects of adsorbent dosages and contact time on chromium (VI) removal efficiency were investigated. Experimental results indicated that...
Proceedings Article

Detection and analysis of 18 PAHs in water by micro-LLE combined with concurrent solvent recondensation-large volume injection-GC-MS

Xiaolin Zhou, Bo Xu, Liya Cao, Xinying Zhang
A rapid and efficient method termed micro liquid-liquid extraction combined with concurrent solvent recondensation-large volume injection-GC-MS has been developed for the extraction and determination of PAHs in water. Some condition parameters were optimized to obtain high detection sensitivity. Calibration...
Proceedings Article

Phenol hydrogenation over Pd/ZrO2 using ethanol as hydrogen source

Yunjie Shi, Bin Wang, Junjun Shen, Rongrong Miao
Phenol hydrogenation over the Pd/ZrO2 catalyst has been carried out using ethanol as hydrogen source. The reaction temperature, catalyst and ethanol quantity are found to be influencing factors for effective phenol conversion. In all cases, low quantity (5%~10%) of ethanol and high temperature is efficient...
Proceedings Article

Nano-Fe2O3/bentonite Complexes for Enhanced Phosphorus Removal from Industrial Wastewater

Huawei Wu, Yuan Liu, Mei Huang
Nano-Fe2O3/bentonite complexes were prepared through a reaction between the iron salt solution and the dispersion solution of refined bentonite, and their degradation capability for phosphorus removal was investigated. The results show that Fe2O3 nanoparticles anchored between bentonite layers have enhanced...
Proceedings Article

Paper-like Characteristics of Degreased Pure Cotton Spunlace

Mo Hao, Xiangjin You
Characteristics of a new type of Degreased pure Cotton Spunlace (DCS) were first investigated, compared with performances of Viscose Spunlace (VS) and the pure Natural Cotton Spunlace (NCS) before degreased. Bulk density of the VS is the greatest and that of NCS the smallest within the above three kinds...
Proceedings Article

Heat Insulation Performance Analysis on the Vacuum Insulation Composite Compartment of Refrigerated Trucks

Jin Li, Changzheng Huang
The influence of the composite insulation compartment on indoor thermal stability is presented by two introduced factors: thermal comfort degree-hour and response factor. The results show that: when the vacuum insulation material is arranged on the top of the refrigerator compartment, the heat insulation...
Proceedings Article

Nitrogen Doped Titania Plates with Dominant {001} Facets: The Effect of Surface Fluorination on Visible-Light Photocatalytic Activity

Jianwen Shi, Chong Xie, Guodong Li, Chunming Niu
In order to investigate the effect of surface fluorination, nitrogen doped titania plates with dominant {001} facets (abbr. NTP) were prepared by one-pot hydrothermal method in the presence of HF, and then two commonly used methods, calcination treatment and NaOH washing were carried out to get rid of...
Proceedings Article

The study of dynamic change of enzymatic activities in Chrysanthemum field with different coating material

Wei-Sheng Shi, Yang Li, Hai-Ming Liu, Zheng Peng, Fu-Jie Zhang
the effect of dynamic change activities of enzymatic in Chrysanthemum field with different coating material was studied With three kinds of coated compound fertilizer as raw materials. Results show that the soil enzymatic activities of catalase sucrase and urease increased first and then decreased at...
Proceedings Article

Analysis on the impact of granularity of abrasive jet to flow field structure

Xiaofeng Yang, Lu Wang
The granularity of abrasive jet is closely related to the jet force. The paper uses the FLUENT software simulation technology to analyze the flow field structure under the condition of jet with different abrasive granularity. It is found that single particle momentum increases along with the growth of...
Proceedings Article

Study on laws of gas occurrence and emission of deep coal seam in Yaoqiao Coal Mine

Genyin Cheng, Yifei Zhou, Liming Qi, Shan Feng, Jian Cao
To grasp the gas occurrence and emission laws of Yaoqiao deep coal mining area (West ten mining area and the second central mining area) in No.7 Coal Seam, the neural network is used to analyze the relationship and degree of influence factors between gas occurrence and gas content. We construct a prediction...
Proceedings Article

The experimental study of foaming system which suitable for high temperature foam gas driving

Chengxiu Zhang, Zhiyang Wang, Jian Li, Zhiguo Xiong
This paper is aiming at the most foaming agent who losing activity and fall flat under the condition of high temperature, with foam volume, drainage half-life and interfacial tension as evaluation index, using Waring Blender evaluation method, through the indoor experiment under the experimental temperature...
Proceedings Article

ensitivity Analyses and Value Qualification of CO2 Storage in the Fractured Saline Aquifer

Xiang Li, Jingliang Xu, Meng Yu, Lielei Tie, Hongfeng Guo, Chenwei Liu
The objective of this research is to study effects of injection strategies, solubility factor, and aquifer parameters on the feasibility of storing CO2 in the naturally fractured aquifer by running compositional numerical simulator. Factors with direct relevance to CO2 trapping estimations: injection...
Proceedings Article

Clinical Study of 200 Cases of Absorbable Hemostatic Gauze in Breast Cancer Surgery

Yanming Li, Yi Lu, Aizhong Zhao
We intended to observe the effect of absorbable hemostatic gauze (Tai Ling) in breast cancer surgery. We selected 200 cases of modified radical mastectomy for breast cancer patients, which were randomly divided into observation group and control group with 100 cases in each group. In the observation...
Proceedings Article

Effect of Bioactive Peptides from the Oviductus Ranae of Rana Temporaria Chensinensis on Immune Function in Mice

Lidong Jiang, Haijuan Tian, Weichang Dai, Xin Jin, Yuhua Wang, Chunhong Piao, Junmei Liu, Hansong Yu, Yaohui Hu
Objective To study the effect of bioactive peptides from the oviductus ranae of rana temporaria chensinensis on immune function in normal mice.
Proceedings Article

Rheological Properties of Natural Fiber Reinforced PP Composites

Xianyi Shao, Luju He, Li Ma
Cellulose (CE), sawdust (SD) and wheat straw (WS) were subjected to triethoxysilane (AS) and methacriloxy propyl trimethoxy silane (MS), and maleic anhydride grafted polypropylene (MAPP) to improve interfacial bonding with matrix. PP/fiber composites were prepared in a rheomixer equipped with two rotor...
Proceedings Article

Phase field simulation of multiple phase transformation of Fe-C alloy during solidification process

Li Feng, Beibei Jia, Changsheng Zhu, Yang Lu
Coupling the phase field model of solid-solid phase transformation on the base of the liquid-solid phase transformation model,a new phase field model is established during solidification process.Taking the Fe-0.5mol-C alloy as an example, the model has realized the simulation of the liquid-solid-solid...
Proceedings Article

Azithromycin Wastewater Treatment with La Doping Titanium Dioxide /Active Carbon Composites

Xiao Luo, Tongyao Hao, Lin Yue, Gong Hong, Yu Lu
For photocatalytic degradation of azithromycin, La doping titanium dioxide(TiO2) /active carbon(AC) composites(La-TiO2/AC) was prepared by sol-gel method and characterized by BET and scanning electron microscope (SEM). Azithromycin wastewater was treated in a photocatalytic reactor with ultraviolet lamp...
Proceedings Article

Multi-stage Series Heat Pump Drying System with Dehumidification Simulation and Experiment Verification

Chao Wang, Zhentao Zhang, Luwei Yang, Juan Wei
A multi-stage series heat pump drying system with dehumidification is proposed to meet the demand of corn drying in Northeast China. The mathematical model of the system is developed in EES (Engineering Equation Solver). After building the model, the system’s performance under stable conditions is simulated....
Proceedings Article

Effect of Wind Speed on Reaction Coefficient of Different Building Height

Chunli Ren, Yun Liu
The air-conditioning load will increase in the rooms with the same envelope size and same thermal performance, but in different height. Thermal reaction coefficient method is widely used in calculation of air-conditioning load. Change rule of thermal reaction coefficient can be confirmed by a calculation...
Proceedings Article

Process Simulation of Shear Band on Initial Defect in Soil

Shiwei Hou, Shijian Hu, Shaopo Guo, Xin Zhang
Formation mechanism of shear band in normal consolidated soil were analyzed based on Modified Cam-Clay model under triaxial condition. The end effect and initial defect were considered. The results proved that end restraint and initial defect can induce and control the formation process and shape of...
Proceedings Article

Research on Filling Mining with Fly Ash-based Cement Materials

Weixin Chen, Fengyi Li, Xianhua Guan
In order to prevent surface movement and release “three under” coal, the new fly-ash cementing materials were utilized to take industrial test in Taoshan mine NO.3 colliery 95# coal-seam gob. The filling slurrys were transported into the filling bags in gob along the pipeline, taking away the pillar...
Proceedings Article

Rare earth element criticality and sustainable management

Danielle Drost, Rongchang Wang
Rare earth elements (REEs) are critical for their functions in many clean energy technologies, but many of these technologies use REEs which are at risk of supply disruption. For this reason, scientific research on the problems surrounding the supply side of these rare earth elements (REE) has recently...
Proceedings Article

Study on the Electronic Structures of ZnS and Ag-doped ZnS from Density Functional Theory

Ailing Wu, Yang Qiao, Fengzheng Lv
The band structures and electronic structures of pristine and Ag-doped zinc blende ZnS were calculated with the ab-initio ultra-soft pseudopotential plane wave approximation method based on density functional theory (DFT). The results show that Ag-doping narrows the band gap of ZnS and the acceptor impurity...
Proceedings Article

The method of low power consumption sediment transport for the environmental dredging

Hucheng Li, Bingbing Wang, Jun Yan, Liuming Wan, Fei Zhuo
With the deepening of the concept of environmental protection, the problem of environmental protection is becoming more and more prominent. In the operation of the waterway dredging project, the premise is protecting the environment. Avoid the adverse effects of the various channel dredging technology...
Proceedings Article

Syntheses and Performance of layered LiNixCo1-2xMnxO2 as Cathode Materials for Lithium-Ion Batteries

Zhao Jin, Xinyu Jiang, Xiangzhe Liu, Xin Wang, Jinhua Luo, Jijun Feng
The layered cathode materials LiNixCo1-2xMnxO2(x=1/11, 2/11, 3/11, 4/11, 5/11) powders for lithium-ion batteries were synthesized by metal acetate decomposition technique. The evolution of the structural properties and electrochemical performances of LiNixCo1-2xMnxO2 with Co content decreased were investigated...
Proceedings Article

Hydrothermal synthesis and performance of Co doped lithiated vanadium oxides as cathode material for lithium ion batteries

Zhou Zou, Changlei Liu, Xinyu Jiang, Jinhua Luo, Xin Wang, Jijun Feng
Co doped lithiated vanadium oxides LiV3-xCoxO8 as promising cathode material for lithium ion batteries are prepared with a hydrothermal process. The crystalline phase are characterised by powder X-ray diffraction and the morphology are observed by scanning electron microscope. The electrochemical properties...
Proceedings Article

Biodegradation of Oil Shale by Phanerochaete chrysosporium

Wenxing Wang, Shaoyan Jiang, Lanshu Li
Effect of culture conditions on biodegradation of oil shale by Phanerochaete chrysosporium was studied. XRD and FT-IR were used to analyze oil shale before and after nitric acid pretreatment, degradation residues, and degradation products. The results showed that 15 d of degradation time, high carbon-nitrogen...
Proceedings Article

Wet hydrogen peroxide oxidation of synthetic pharmaceutical wastewater as a pretreatment method

Xua Zeng, Jun Liu, Jianfu Zhao
Wet hydrogen peroxide oxidation of synthetic pharmaceutical wastewater as a pretreatment method was investigated. The reaction parameters, such as reaction temperature and time, pH and the additional amount of H2O2, were examined using a batch reactor with COD removal rate as a standard for assessing....
Proceedings Article

Research on the Characteristics of CaCO3 Crystallization Fouling on Enhanced Heat Transfer Tubes

Jian Sheng, Wenyu Li, Cailing Ba
Enhanced heat transfer tubes are widely used in heat exchangers, and the characteristics of heat transfer and fouling are focused. Four kinds of tubes were tested at different temperature, initial concentration and velocity to study heat transfer and fouling characteristics. The results show that: the...
Proceedings Article

Regenerative Technological Research on the Heat Accumulation of Salt Ball Concrete and the Integration of Steam Furnace

Xiujing Song, Shengyi Ren
The device of the heat accumulation of salt ball concrete and the integration of Steam Furnace is composed of dimensional heat pipes, steam room, serpentine lead pipes, tanks, salt ball, aluminate cement concrete, heat pumps and so on. Apply the technology of salt ball concrete re generative furnace...
Proceedings Article

Experimental Study on Frost Resistance of High Titanium Heavy Slag Concrete

Song Zhong, Wei Chen, Wei Wang, Linze Li, Long Xie
The experiment studies the frost resistance of high titanium heavy slag concrete by conducting 50 cycles of freezing and thawing on the high titanium heavy slag concrete test block with the standard slow freezing method. It researches the effects on frost resistance of high titanium heavy slag concrete...
Proceedings Article

Calculation on Bond Strength of High-Strength Concrete Filled Steel Tube

Xiaojun Ke, Haiyang Sun, Zhen Yang
This paper describes a test study of the interface mechanical behavior of high-strength concrete filled steel tube. According to push-out tests of four specimens of high-strength concrete filled steel tube, the failure pattern and load-slip curves were analyzed. Test results show that the load-slip curves...
Proceedings Article

Parameter Sensitivity Analysis of Shrinkage Effects on Concrete Continuous Girder Bridge

Xiaotian Hao
Due to the effect of concrete shrinkage, bridge alignment and internal force can be influenced in the process of construction. Taking a three-span prestressed concrete continuous bridge as an example, a finite element analytical model was built by using Midas Civil FEM software. The effect of parameters...
Proceedings Article

The kinetics research on coal tar pitch and its extraction

Chuanli Xu, Xianglin Cheng, Liucheng Wang, Jianhong Zhao, Jianshe Wang, Chengying Song
The kinetics of pyrolysis characteristics of coal tar pitch (CTP) and quinoline soluble of CTP (refined pitch) were investigated by thermogravimetric analysis at the heating rate of 5, 10, 15, 20 /min, respectively. The reaction kinetics parametres were obtained based on Kissinger method, Flynn-Wall-Ozawa...
Proceedings Article

Research on seismic performance of the multi-storey steel frame structure with additional oil dampers

Hao Wu, Jixiang Qiu
Based on the study of the multi-storey steel frame structure with additional oil dampers and consider composed of viscous coefficient with bilinear systems, vibration differential equations and computer programs are established. Taking damping multiples as a parameter for elastic-plastic time history...
Proceedings Article

Effect of structure period and stiffness ratio on seismic performance of structure with additional metal dampers

Jianjie Sun
The energy dissipation structure is set up in certain parts as energy dissipation device, which consumes most energy caused by the earthquake to reduce the seismic response of structures. Based on the study of additional metal dampers and generating calculation method of equivalent damping ratio, vibration...
Proceedings Article

Study of Sectional Change after Gravel Beach Maintenance

Zhenchuan Wang, Zichang Shangguan, Tao Jin
The phenomenon of coastal erosion in our country is becoming more and more common in recent years, as people’s attention to coastal erosion issues, scholars and experts have proposed all kinds of beach protection policies and structural measures and put them into practice. In order to study changes of...
Proceedings Article

Influence of Sodium Nitrite on the Early Strength of Cement-Fly Ash Composite Cementitious Material

Runqing Liu, Yufei Wang, Guodong Sheng
Corresponding to the conventional anti-freezing agent, namely, sodium nitrite, the early strength development of the cement-fly ash composite cementitious material curing in the solution of water and sodium nitrite were investigated, respectively. The results show that, adding sodium nitrite increases...
Proceedings Article

Analysis on the Effects of Grass Coverage on the Runoff-Sediment Relationship

Yongli Li, Chunxia Yang, Li Li
The studies on erosion process of naturally restored grassland were not only very important for understanding of the effect of naturally restored measures on runoff and sediment reduction, but also necessary for analyzing the reasons of water and sediment dropped in Yellow River. This paper adopted simulating...
Proceedings Article

Analysis of Surrounding Rock Stability tunnel factor Based on Rough Set Theory

Shiyuan Huang, Xiaolu Zhang, Wangming Chen
We collected from the literature and analyzed 19 groups tunnel rock classification data, combined with data mining functions of rough set theory and attribute reduction capability, factor analysis model was established based on rough set theory. After 19 sets of data attribute reduction, extraction equivalence...
Proceedings Article

Testing Research of Hematite Concrete Beam Under Impact Loading

Zhenfu Chen, Jiayuan Jiang, Yuanchu Gan, Qiuwan Tao, Longbin Li
This study investigates the impact behavior of hematite concrete beams using drop-weight facility. Reasonable experiment scheme is disigned, different tups were used and varying drop weights and heights were applied. This study measures impact loads, mid-spanaccelerations,and strains at the top and bottom...
Proceedings Article

Experiment Research on Insulation Effect of Water Storage Roof Brick In Winter

Rubing Han, Zhimao Xu, Yutao Qing
As an important part of building envelope, roof has a significant impact on attic indoor’s energy consumption and thermal environment. Water storage roof bricks have a good heat insulation performance and environmental effect under a certain structure. This paper researches the heat insulation performance...
Proceedings Article

Hydrochemistry Comparison Research of Intercrystalline with Pore Bine and Pre-3D modelling of Heibeiwadi in Qaidam Basin

Song Huang
Intercrystalline and pore brine develop extensively in the Heibewadi research area which is located at south foot of Altun mountain of Qaidam basin. In central area, intercrystalline brine’s depths range from 5m to 90m. In northwest, south area and central deeper area, pore brine develops under intercrystalline...
Proceedings Article

Study on Bearing Capacity of the Connection between Concrete-Filled Twin Steel Tubes Column and Steel Beam

Yufen Zhang, Qiang Wang
This study evaluates the bearing capacity of a new type of connection between the concrete-filled twin steel tubes (CFTST) column and steel beams. The formation and feature of the connection were described. The tensile force from girder flange is mainly transferred by vertical stiffener and anchorage...
Proceedings Article

Experimental study of combustion characteristics of the airplane aviation carpet

Chao Feng, Jian Chen, Wenlong Deng
The experiments show that aviation wool carpet will not fire spread, composite airworthiness standards in the carpet surface, but it can be inferred from the fitting equation when the temperature continues to rise, causing the surface of the carpet is very huge possibility of the spread of fire. In addition,...
Proceedings Article

Strength Test and Modal Analysis for a Standardized High-Speed EMU Motor Bogie Frame

Yongyang Zhang, Pingbo Wu, Ye Song
Bogie frame is the critical components of high-speed electric multiple units (EMU). In this article , the static strength test and fatigue strength test of a standardized high-speed EMU motor bogie frame were conducted. According to the strength test results, the static strength and fatigue strength...
Proceedings Article

Dairy manure biochar modified with sodium hydroxide and its effect on lead removal in aqueous solution

Zhihui Yuan, Minchao Liu, Zhiliang Chen
This work explored one effective modification method to improve dairy manure biochar’s ability to sorb lead. Dairy manure pyrolyzed at 300ºC for 4 h was dispersed into liquor sodium hydroxide to get sorption ability improved. The resulting biochar(NB300) was used for batch sorption studies to determine...
Proceedings Article

Application of the plant-mix cold recycling technology of foamed asphalt to pavement reconstruction project: A case study

Yuliang Fan, Yongqiang Deng, Fenghui Chen, Feng Wang
In the study, the plant-mix cold recycling technology of foamed asphalt (PCRTFA) was applied to a reconstruction project of a highway in Hainan province, China. The mix proportions of the raw materials and related parameters of PCRTFA were analyzed firstly. Then, the pavement construction test was carried...
Proceedings Article

Dynamic Response Analysis of Liaocheng Guangyue Tower Under the Ground Traffic Load

Zhaobo Meng, Bosen Hu, Qingshuang Zhao, Jie Jin, Dukuo Song
This paper takes liaocheng Guangyue Tower for study, it uses the 1/4 vehicle model of zhongtong bus LCK6105HGC,and it makes dynamic response analyses when ancient timber structure's speed is 20km/h and 40km/h. The results show that when the vehicle speed is 40km/h, horizontal vibration velocity of the...
Proceedings Article

Water Impact Analysis Based on the Trajectory-Tracking Method

Yonghu Wang, Wei Hu, Caihua Chen
The motions were repeatedly filmed by a high-speed camera when the rigid structure vertically dropped above water surface and then digital image processing was carried out based on trajectory-tracking method. Three key points on the wedge were tracked automatically, generating the corresponding discrete...
Proceedings Article

Dynamic Time-History Analysis of Steel frame-Composite Steel Plate Shear Wall Structures

Xiaotong Peng, Yue Teng, Chen Lin, Ye Zhou
In order to study the dynamic performance of steel frame-composite steel shear wall structure, a dynamic time-history analysis of a practical hospital buliding was carried out by using FEM software Sap2000. As a comparison, the studies on the building with reinforced concrete shear wall s and steel plate...
Proceedings Article

Nonlinear Finite Element Simulation of Steel Frames-Composite Steel Shear Wall

Xiaotong Peng, Lei Xia, Chen Lin, Tingting Zhang
The prefabricated concrete walls are used to cover on both sides of steel shear wall to avoid the buckling of steel plates, which leads to the composite steel shear wall system. In order to carry out the nonlinear FEM analysis on the composite steel shear wall, the procedure of establishing the FEM model...
Proceedings Article

The Analysis and Application of BIM Technology in Design of Steel Structure Joints

Kanglong Li, Yuanchu Gan, Guojun Ke, Zhenfu Chen
Building Information Model (BIM) is the future trend of the building industry. By studying the BIM technology, it could control and manage Life Cycle Cost of building in the Steel Structure Project. Besides, BIM highly integrates the programming, the design, the construction quantity&execution and all...
Proceedings Article

Rule of Proportion in Active Ingredient and Rapid Determination multi-components in Polygonum Perfoliatum L.

Yanping Zhang, Zhexiong Jin, Xinsheng Wang, Yan Bai
A set of rapid near infrared spectroscopy analysis methods were developed for the content determination of Polygonum perfoliatum L.. Investigate the relation between climate and proportion of the active ingredient content. Models were established with partial least squares (PLS) algorithm. The correlation...
Proceedings Article

Seepage-Stress Coupling Analysis of Water-Rich Loess Tunnel

Zhijie Sun, Jun Zhang, Zhongming Su, Xiaohui Xue
Through engineering example and using the FEM software GTS, water-rich loess tunnel excavation is analyzed without or with the grouting-reinforcement effect and different permeability coefficient of grouting-reinforcement structure. Influence of flow field characteristics and displacement field characteristics...
Proceedings Article

MSG Wastewater Treatment with UASB-AOMBR Coupling process

Yong Gao, Manying Zhang, Feng Kong
Monosodium glutamate (MSG) wastewater is a very refractory case of high strength organic wastewater. To investigate the effect of operating variables on treatment of MSG wastewater, a laboratory scale study was conducted. The treatment of MSG wastewater was studied by UASB-A/OMBR process. The effect...
Proceedings Article

Study on Influence of Branch Blind Pipe on Hydraulic Transients in Loading System of Launch Site

Yang Gao, Fuzhou Feng, Hongxing Zhang
Influence of branch blind pipe in propellant loading system of rocket launch site on hydraulic transient in pipes is studied using computational fluid dynamics (CFD), and effects of branch blind pipe’s existence, geometrical size as well as its location on hydraulic transient is analyzed, results reveal...
Proceedings Article

Effects of microbial nutrient added on the degradation of living garbage and the water quality of leachate

Yuxin Zhao, Jing Yang, Junjun Zhang
In order to study the effects of microbial nutrients on the degradation of living garbage and the water quality of leachate, Vitamin C,KCl,KH2PO4, NH4Cl and a mixture of KCl,KH2PO4, NH4Cl were added into anaerobic landfill garbage. The height of the settlement of each litter layer and concentration of...
Proceedings Article

The Status and Factors of Sludge Hydrolysis Acidification Research

Zhanbin Yang, Yuxin Zhao, Jing Yang, Junjun Zhang
With the development of civilization, various organic matters could be treated by hydrolysis and acidification process. Not only the high concentrations of refractory wastewater but also the large amount of sludge all could be handled by hydrolysis and acidification process with lower running cost and...