Proceedings of the 3rd International Conference on Mechatronics, Robotics and Automation

Session: Mechanical Structures and Materials

56 articles
Proceedings Article

Mechanical States Studies on Half-span Swinging Arch Bridge of Open Thin-walled Section in the Construction Stage

Jinghua Fu, Sheng Li, Zhi Li
Basing on an actual swinging arch bridge, some mechanical properties in the construction stage that the half-span swinging structure breaking away the brackets are analyzed by the finite element software ANSYS, such as the structural curve mode, bracing cable force, key section stress and the global...
Proceedings Article

Analysis of thermal performance of cementitious compounds using soda-lime glass and infrared thermography

Rosemary Bom Conselho Sales, Fernando Augusto Sales, Cristiane Do Bom Conselho Sales Alvarenga, Maria Teresa Paulino Aguilar
The use of waste from both industrial and agricultural sources or from the construction sector itself as alternative materials to partially or totally replace the aggregates or agglomerates of concrete/mortar has been an interesting option for obtaining eco-efficient cement compounds. The most commonly...
Proceedings Article

Research on the tensile mechanics properties of steel fiber RPC

Haiyan Yuan, Mingzhe An, Ziruo Yu, Chunmei Zhu
In order to study the tensile strength of reactive powder concrete (RPC) with different volume fraction of steel fiber (Vf =0%, 1%, 2%), the axial tensile tests were completed using self-designed equipment. The splitting tensile test and flexural tensile test were developed at the same time. The results...
Proceedings Article

Interfacial Shear Stresses Calculation of RC Beams Strengthened with FRP Plate under Mid-span Concentrated Loads

Jia Yang
Interfacial debonding failure may occur at the plate ends due to interfacial stresses. So this study analyzes the interfacial shear stresses of RC beams strengthened with FRP plate under mid-span concentrated loads. The analytical model is established, and the differential equation of interfacial shear...
Proceedings Article

Study on modified phenolic foam for Insulation of building's exterior wall

Guo-Zhong Lu, Xiao-Nong Chen, Li-Juan Zhou, Xiu-Juan Ding, Jin-Tai He
Adding nano montmorillonite and polyethylene glycol to modify phenolic resin in interlayer polymerization process to improve the heat resistance and toughness of the foam material. And the affect of phenolic ratio on the microstructure of phenolic foam was studied .Then the structure of modified phenolic...
Proceedings Article

Study on Preparation of cementitious capillary crystalline waterproofing coating

Guozhong Lu, Weixuan Zhao, Dewei Dai
The cement and quartz sand were the main substrate which mixed with a variety of active chemicals was prepared in capillary crystalline waterproof coating. And the influence were explored that the varieties and the amount of cement, quartz sand gradation and actives impact on the cementitious capillary...
Proceedings Article

Shaking Table Test of High Performance RAC Frame Structure under Rare Earthquake

Yuan-Fang Du, She-Liang Wang
The high performance recycled aggregate concrete(RAC)is a kind of RAC mixed in proportion of hybrid fiber and silica fume.Its main characteristic is to make up for the imperfections of RAC.In order to study the frame seismic performance,a 1:4 scale high performance RAC frame model was made.With the replacement...
Proceedings Article

The Interaction between Contacting Barrier Materials for Containment of Radioactive Wastes

Hao-Chun Chang, Chun-Yao Wang, Wei-Hsing Huang
Zhisin clay is used as raw clay material in this study. This clay is mixed with Taitung area argillite to produce the backfill material for potential application as barrier for the disposal of low-level radioactive wastes. The interaction between concrete barrier and the backfill material is simulated...
Proceedings Article

Study on the Status and Development Prospect of the Nano-Concrete

Wei Li, Yanming Zhao, Xiaochu Wang, Xi Yang
Since the advent of nano-materials, its unique mechanical properties and chemical properties has been the concern of many experts and scholars. Describes the application of research results in recent years and nano-materials in the construction industry. Adding nano-materials in ordinary concrete can...
Proceedings Article

Research on Wood Materials and the Thermal Environment of Dwellings

Liping Li, Shuai Fan
Under the circumstances of backward production tools and technologies, varied and graceful local buildings are built by using the local materials with the wisdom of the working people. The article analyzed wood dwellings in Xishuangbanna in Yunnan Province as cases. Based on the field testing and analysis...
Proceedings Article

Crack Propagation of Prestressed Concrete Multi Girder Bridge Subjected to Vertical Symmetric Loads

Feng Wang, Qingyu Liang, Jian Zhang, Jun Ai
The prestressed concrete multi girder bridge is composed of main beams and diaphgrams. Cracks are inevitably existing in the structure. The regularities of crack propagation of the prestressed concrete multi girder bridge subjected to vertical symmetric loads are studied based on nonlinear finite element...
Proceedings Article

Improved strength and durability of concrete by bacterial carbonate precipitation

Peihao Li, Chongqi Liu, Wei Zhou
Bacterial induced carbonate precipitation has led to the exploration of improvement technique about strength and durability of concrete. The aim of this study was to investigate the effects of bacterial carbonate precipitation on strength and the durability of concrete specimens. The influence of bacterial...
Proceedings Article

Influence of Bacterial Carbonate Precipitation on the Compressive Strength and Water Absorption of Fly Ash Concrete

Peihao Li, Chongqi Liu, Wei Zhou
The aim of this study was to investigate the influence of bacterial carbonate precipitation on the compressive strength and capillary water uptake of fly ash concrete. Cement was replaced with three percentages (10%, 20% and 30%) with fly ash by weight. The effects of bacterial induced precipitation...
Proceedings Article

Filtering Inversion Analysis of Elastic Parameter of U-Shaped Beam

Feng Wang, Qingyu Liang, Jian Zhang
With the development of civil engineering, the U-shaped beam has been widely applied in practical engineering. In general, it is composed of concrete and steel and compared with mechanical analysis, little research has been carried on the inversion analysis of elastic parameter of U-shaped beam. With...
Proceedings Article

Band-gap calculations of anisotropic phononic crystals in a square lattice

Feng-Lian Li
A boundary element method is extended to calculate the band structures of anisotropic phononic crystals with different components forming the square lattice. The system may be composed of anisotropic inclusions embedded in the isotropic matrix or isotropic inclusions embedded in the anisotropic matrix....
Proceedings Article

Nonlinear Analysis of Concrete Beams Strengthened with FRP Plate

Jia Yang
FRP plates can be bonded to the surface of concrete beam through the structural adhesive. Then the FRP plate, concrete beam and adhesive layer work together. Based on the assumption of plane section remaining, non-slip on interface and stress-strain relationships of materials , the calculating program...
Proceedings Article

Coupling stiffness and strength analysis for bulb hydropower station concrete foundation and turbine brackets

Yun-Feng Dong, Jin-Li Ji, Xing-Tian Qu, Zhi-He Li
The paper applied finite element method to analysis and calculate the stress of bulb hydropower station concrete foundation and the deformation of turbine pipe base in all load case. The analysis results indicate the main piece reciprocal infection extent and supplies the theoretical basis for safety...
Proceedings Article

Study on the Application of Rapid Excavation Technology in Rock Tunneling

Jingfeng Hou, Zhong Xu, Dongming Guo
Based on the situation of low level on coal mine excavation in China, the paper discusses the main influence parameters in rock blasting design. And through a case study, the paper delivers a way to improve excavation velocity by optimizing blasting parameters and labor organization.
Proceedings Article

Evaluation of the Thermal Interface Crack Problem in Packaging Structure

Fengnan Guo, Jianwei Cui, Yuanhe Wang, Yu Liu, Licheng Guo
In this paper, the interaction integral method is developed to study the thermal fracture mechanics of packaging structures. The present interaction integral can be proved to be domain-independent for the packaging structures with complex interfaces. The mixed-mode thermal stress intensity factors (TSIFs)...
Proceedings Article

Research on Catenary Action of Frame Structure in Progressive Collapse with Fiber Model

Tianxun Li, Zhongfeng Shang, Yuzhi Ji, Chuanqing Liu
An advanced finite element model (FEM) is presented with fiber beam-column element of OpenSees in this study. Using this FEM, non-linear static push-down analysis of a steel frame structure was carried out by the alternate load path method, with two different cases that two different columns are removed...
Proceedings Article

Design and construction of wood beams of Southern Xinjiang rural residents

Adil Mammat, Minawar Ahmat
Brick Wood structured bungalow is the main form of Earthquake resistant housing structure in Xinjiang rural residents ,Set certain structural measures for the wood and Brick structured bungalow can get a good seismic performance. Based on many years of experience in design and related specific information.This...
Proceedings Article

Seepage-Stress Coupled Analysis on Shield Tunnel Face Stability in Layered Soil

Yongli Fan, Zemin Ren, Kun Liu, Jinli Qiao, Xia Chen
Shield tunnel face stability in layered soil is becoming the important problem on the underwater. Seepage-stress coupled on the tunnel face is analyzed using fast Lagrangian method and discussed the effect of seepage force on face stability and the relation is analyzed between the face pressure and the...
Proceedings Article

Construction of one new coordination polymers based on 5-(pyridin-4-yl)isophthalic acid acid ligands: synthesis, crystal structures and magnetism

Ya-Ning Wang, Shi-Jie Li, Wen-Dong Song
One new coordination polymer, namely, {[Co(L1)H2O]·H2O}n 1 [L1=5- (pyridin-4-yl)isophthalic acid], has been synthesized under hydrothermal conditions and characterized by elemental analysis, IR spectroscopy, X-ray diffraction and thermogravimetric analysis. In compound 1, three oxygen atoms and one nitrogen...
Proceedings Article

The application of BIM technology in the construction of Hangzhou Zizhi tunnel

Jianwang Wang, Xiaosu Hao, Xiang Gao
BIM technology has already got relatively extensive application in the field of domestic architecture, but it is rarely used in the tunnel engineering construction. To solve the problems such as the construction of car cross channel and tunnel subject structure, the construction process control of the...
Proceedings Article

Application of HEC-RAS in floating bridge Calculation of the backwater height

Tian Wu, Zhao Zheng, Wenlong Ma
HEC-RAS is a very powerful and practical software which was developed by the Hydrologic Engineering Center. In this paper, this software is introduced to calculate the backwater height which is caused by a floating bridge on the yellow river. We can easily obtain the backwater height through using this...
Proceedings Article

A Study of the Behavior of Cement Concrete under the Vibratory Action of a Vibrostand

Ying Liu, Peng Peng, Chuanping Li
By addressing itself to the vibrational liquefaction feature of cement concrete and modeling based on the behavior of cement concrete under the vibratory action of a vibrostand, this paper comes to the differential equations of motion of element granules in concrete and, based on the model, analyzes...
Proceedings Article

Research on connectors’ slip effect of prestressed concrete steel tank composite beam girder bridge

Xiaoxin Feng, Jiang Wang, Fan Gan
Regarding the three spans Composite- Concrete hybrid continuous beam bridge as the research object, we use the general finite element software Midas civil on the cylindrical pin welding connection between concrete bridge panel and steel tank for simulation analysis.Analysis branch law of slip effect...
Proceedings Article

Effects of different solid carbon sources on activated sludge denitrification performance under different PH conditions

Yufeng Xie, Yan Fan, Wenjing Li, Ya Zhang
To learn the denitrification performance of activated sludge, the study selected waste newspaper(Short for PAP), yellow leaves of the Chinese parasol(Short for LEA), polylactic acid(Short for PLA), polyhydroxyalkanoates(Short for PHA) as solid carbon sources, and compared the effects of such four kinds...
Proceedings Article

A kind of auto train braking performance test device

Jianhui Di, Jie Kang, Yan Zhao
A kind of test device used for auto-train braking performance is introduced. This test device can test automobile multiple axis (more than three axis) at the same time. Detect the braking sequence of each axis, the vehicle braking force, braking process and coordinate time. One braking process can realize...
Proceedings Article

Development Mechanical Characteristic of Magneto-Rheological (MR) Fluid by Adding Graphene Oxide

Jinhyeok Park, Soomin Kim, Pyungwha Kim, Jye Ung Jung, Chang-Hyun Cho, Seung-Bok Choi
In this paper, mechanical properties of magneto-rheological(MR) fluid is compared with MR fluid which is added by graphene. We mix the MR fluid with graphene oxide (GO) by 0.33% mass fractions (G33). Adding the graphene into MR fluid has an effect on the viscosity. Furthermore, MR fluid largely changed...
Proceedings Article

Simulation Analysis of Collective Escape Capsule in Deep-sea by FEM

Meng Chen, Wei Zhang, Zheng Wang
The mechanical property of collective escape capsule of pressure hull in deep-sea environment is studied In the engineering examples of new type of variable thickness escape capsule the different thickness of the displacement, stress distribution and its regularity of distribution of mechanical stress...
Proceedings Article

Analysis of the nonlinear dynamic response of gyroscope rotor system considered Elasto-Hydrodynamic Lubrication

Cong He, Hongyu Xu, Yaoqiang Zhang
This essay made study of gyroscope rolling-rotor system. The composite stiffness under the state of elasto-hydrodynamic lubrication and nonlinear contact force considered the effects of minimum oil film thickness were calculated. A dynamic equation was established considered the calculated stiffness...
Proceedings Article

Influence of Shale Gas Components on Jet Diffusion Flame

Shuai Liu, Zhong Wang, Yang Zhao, Ruina Li, Lei Qu
Effect of different shale gas components on jet diffusion flame were studied using mathematical method in this paper. Changes of OH free radical in jet diffusion flame of two different shale gas components were researched, and the impacts of shale gas composition changes on mass fraction of methane,...
Proceedings Article

Constrain Component Extraction Techniques

Yongjian Zhao
Component extraction is wide used in biomedical signal processing. Traditional independent component analysis (ICA) techniques aim to estimate all underling components from their mixtures simultaneously. To overcome the drawbacks, a constrained separation approach is presented for extraction of one or...
Proceedings Article

Preparation and characterization of NiO-Sm0.2Ce0.8O1.9 composite nanoparticles for solid oxide fuel cell anodes

Bo Xu, Dong Tian
An in situ reduction method has been used to synthesize NiO-Sm0.2Ce0.8O1.9 (NiO-SDC) nanocomposites for SOFC anodes. The effect of NiO content on the crystalline phase, crystallite size, and average particle size is investigated. The anode-supported solid oxide fuel cells have been fabricated from the...
Proceedings Article

Study on a new type of beverage bottle recycling device

Mengyuan Zhang, Xiangdong You, Cheng Dai, Yifei Wang, Jiawang Cao
This paper introduces a kind of method of printing photos and recycling used beverage bottles. Users upload photos by WeChat, then download the photo with the bottle-recycling device. After choosing the selection of ‘Throw Bottles For Printing’, the device can count the number of bottles threw in. Achieving...
Proceedings Article

Research of High Precision Temperature Controller in Volatile Organic Compounds Separation

Hao Lan, Junming Chen, Zhi Cai, Rong Deng
Temperature control is significant in the process of extraction and separation of organics, whose content is an important indicator of water quality. In this paper, a high precision temperature controller is designed. PT100 is applied in temperature detection, REF200, a constant current source, and LTC6800,...
Proceedings Article

Research on the morphology of polished surface based on the new polishing method

X.C. Xu, S.W. Zhang
Because polishing the large die surfaces is very difficult due to its complex machined process, almost all of large die surfaces are manually polished currently, in this paper researched on a new polishing method for polishing curved surface, simulated the structure of new polishing device with three...
Proceedings Article

The Dynamic Characteristic Research Method of Cryogenic Pneumatic Valve Based on Principal Component Analysis

Yongtao Qin, Li Guo, Yongbin Li, Liang Li
To conduct quantitative analysis on the dynamic characteristics of cryogenic pneumatic valve to satisfy reliability demand, the time characteristics of cryogenic pneumatic valve were analyzed by means of the operation principle of cryogenic pneumatic valve, and dynamic characteristics model of cryogenic...
Proceedings Article

Influence of Strength Match on WELDOX960 Steel Weld Microstructure

Xiao Ding, Zhi-Ling Wang
WELDOX960, as low-alloy high-strength steel in new generation, is widely used in construction machinery and other heavy-duty field. In the paper, mixed gas shielded arc welding is adopted for multi-pass welding on low alloy high strength steel WELDOX960. Different intensity match methods are adopted...
Proceedings Article

Lightweight optimization design of automotive aluminum alloy front bumper anti-collision beam

Deng-Feng Wang, Chuan-Qing Wang
The design of aluminum alloy front bumper beam is based on steel bumper. The process is divided into two stages. The first stage is topology optimization, and the second stage is size optimization. Two thin-walled, hollow aluminum bumpers with reinforced ribs is obtained after topology optimization....
Proceedings Article

Locating approach and building layout design for "sandwich class housing" in Wuhan City

Hong Xu
"Sandwich class housing" is an emergent social problem in most cities of China. Where to locate the public housing for sandwich class and what kinds of building layout fit into the needs of sandwich class are two basic questions to local governments. This paper proposed a locating approach of sandwich...
Proceedings Article

Microstructure and Mechanical Properties of Magnesium Alloy Prepared by Solid -state Recycling From Two Kinds of Chips

Shuyan Wu, Zesheng Ji, Jun Wang, Hongbo Li, Shidan Yuan, Ming Hu
The chips of AZ31B and AZ91D magnesium alloy were simultaneously recycled by solid -state process. For comparison, AZ91D and AZ31B magnesium alloy were produced by the same solid- state recycling from single AZ91 and AZ31 chip, respectively. Mechanical properties and microstructure of three recycled...
Proceedings Article

Spinning and heat-treatment effects on performance and microstructure of maraging steel

Zhengfei Hu
The effect of spinning and subsequent heat-treatment on mechanical performance and microstructure evolution has been investigated extensively. Thin-wall tube of 18Ni Co-free Maraging steel (T250) prepared by forward spinning process emerges obvious radial shrinkage behavior after heat-treatment and the...
Proceedings Article

Optimal Performance Analysis of Feynman’s Microscopic Heat Engine

Yuling Xiao, Jizhou He, Haitao Cheng
The model of a Feynman’s microscope heat engine in a one-dimensional lattice is established in this paper. Based on stochastic master equation, the expressions of the current, efficiency and power output of the heat engine are derived analytically. The performance characteristic curves of the power output...
Proceedings Article

Analysis and optimal design of film profile for power-function-shaped slider bearings lubricated with couple stress fluids

Runchang Chen, Zhuxin Tian, Jian Li, Yu Huang, Shengda Yan
The effects of film profile on steady-state performance of power-function-shaped slider bearings with couple stress fluids have been investigated in this report. Taking account for the couple stress caused by additives blended into Newtonian fluid, the modified one dimensional non-Newtonian Reynolds-type...
Proceedings Article

Tectonic Subsidence Calculation Based on Seismic Data [1]

Xiaorong Cong, Xiaoping Mao, Ming Su, Nengyou Wu, Xinghe Yu, Rui Yang
The reconstruction of subsidence history of is very important in basin modeling and basin analyses. Tectonic subsidence can reflect the tectonic activity, which was calculated based on burial history. Through quantitative basin modeling research of tectonic subsidence history of deep water area in Pearl...
Proceedings Article

The Application of Unconventional Design Strategy in Mechanical Creative Design

Hong Yang
The article is about the application of unconventional design strategy in mechanical creative design. For one thing, the basic contents of routine design and creative design are introduced. And, the unconventional design strategy is classified as two basic types after unconventional design strategy,...
Proceedings Article

The Study of Half-tooth Master Gear Structure Optimization

Yazhou Xie, Zhiliang Qian
Aimed at the half-tooth master gear which is used for single and double–flank gear roll testing synchronously. By gear structure analysis it was discovered that the half-tooth groove depth is the main factor to determine gear tooth stiffness. On the basis, through the finite element analysis of gear...
Proceedings Article

Experimental Study on the Effect of Damping Ditch on Reduction of Blasting Vibration in Urban Area Short-hole Controlled-blasting

Li-Hua He, Si Guan, Xin-Yao Wang, Xiang-Long Li
Blasting vibration effect is one of the main harms in engineering Blasting, and damping ditch is a most important technique measures in reducing the influence of blasting vibration. Supported by a project, this thesis collected field data of blasting vibration in the excavation, and then uses the acquired...
Proceedings Article

The Study on Flexural Capacity of Bolt Connection of Steel Sheet Pile of H + Hat Combination in Experiment

Nannan Cheng, Xiao Yu, Shun Qiang Li
Steel sheet pile of H + Hat combination is welded by domestic H-type pile and wide Hat-type pile imported from Japan,that is simple structure,excellent flexural stiffness and economically repetitious usage.Because of these advantages,it has extensive application prospect.But in the traditional fillet...
Proceedings Article

Application Research of Asphalt concrete composite structure in the bridge deck pavement

Hui Wei, Li Wei Li
Asphalt concrete composite structure has important influence on the performance of bridge deck pavement road. In order to optimize the design the surfacing layer composite structure, using the thick type rut test, direct shear test and low temperature bending test to verifies the performance of asphalt...
Proceedings Article

Based on Human Factors Engineering Combined Type Multi-functional Baby Bed Design

Lili Liu, Cheng Ge, Qian Wang
Based on the market at present the development status of the crib, with people because of the engineering research as the breakthrough point of the design, the existing defects and problems of the crib as a starting point,and designed a combined multifunctional crib. It can not only the conversion of...
Proceedings Article

The Design of Quadcopter Frame Based On Finite Element Analysis

Pan Wei, Zijian Yang, Quanzi Wang
The frame is an important basis for aircraft structural the design improvements and innovation as a whole frame bearing member. Early in the design stage, a large number of samples are used in the collision and reliability test, which not only causes a waste of resources, but also puts a lot of manpower...
Proceedings Article

Development and Property Evaluation of FJ-2 Crude Oil Pour Point Depressant

Mengxiang Gao, Gang Xie, Dengfeng Ju, Shuangyan Zhang, Hongkui Li, Aijun Wei, Yanjun Wang, Wei Zhang, Lili Wei, Zhi Ma
The crude oil in Hainan Fushan Oilfield has the characteristics of high pour point(PP) and bad low temperature flow properties. Based on the analysis of Fushan crude oil physical property and test results, the pour point depressant(PPD) FJ-2 was synthesized by the graft copolymerization of vinyl acetate...
Proceedings Article

The Reynolds Equation Method for Crankshaft’s oil Film Stiffness

Lei Gao, Hongxin Zhang, Wei Xu, Pei Shu
The paper give a method according to the formation mechanism of the crankshaft’s oil film lubrication, positioning Newtonian fluid lubrication, determine the boundary conditions of the Reynolds equation. Then calculate the oil film thickness equations according to its mechanical principle, simplify out...