Proceedings of the 2017 2nd International Conference on Materials Science, Machinery and Energy Engineering (MSMEE 2017)
334 articles
Proceedings Article
The Application of Multi-level Fuzzy Evaluation System in Urban Sustainable Development
Ruiwei Feng
As the world urbanizing rapidly, the task of achieving smart growth in cities is becoming even more important. In this paper, we will propose a "Smart Growth Coefficient"(SGC) and analyze it by Multi-level Fuzzy Evaluation System. We first define SGC to measure the extent to which the growth plan of...
Proceedings Article
Key Parameter identification of quad-rotor aircraft system based on CIFER Algorithm
Hao-ran Qi, Xiao-hui Qi
Currently,there are some limitations of twxisting ways of obtaining the key parameter of quad-rotor aircrafts—mechanism analysis method and experimental method,that the first one is not adapt to varied environment and need a large amount of computation,the second one especially refers to wind tunnel...
Proceedings Article
Aerodynamic Modeling and Simulation of Flexible Wing Active Deformation based on Piezoelectric Material
Zhuo Han, Zhengjie Wang
Flexible wing aircraft with the function of active deformation can improve the aerodynamic characteristics by the adaptive deformation of the airfoil, to maintain its own flight stability. In this paper, the active deformation of the flexible wing is realized by the piezoelectric material actuator, instead...
Proceedings Article
Clutter Simulation Overview
Yawei Liu, Zhiqiang Li
Most of the current clutter simulations are based on theoretical models, radar emission wave and undulating ground, vegetation cover and other factors considered less, this could lead to lower degree of simulation. This paper presents a clutter simulation method based on digital terrain model, combined...
Proceedings Article
Application of time domain two - dimensional acquisition method in spread spectrum system
Xingyuan Xu, Lili Xia, Sifang Liu
In this paper, the principle of time-domain two-dimensional acquisition method is described, and the effects of symbol offset and Doppler frequency estimation error on the correlation peak are analyzed in detail, so as to determine the size of pseudo-code phase and Doppler frequency step. It is of reference...
Proceedings Article
Study on Doppler Correction in Demodulation of Digital Signals
Xingyuan Xu, Lili Xia, Sifang Liu
When the spacecraft is moving at high speed, the signal obtained by the control station always exists Doppler shift, which is reflected in the DQPSK signal. In order to make the digital signal demodulate the correct information, this paper analyzes the influence of Doppler on demodulation, and studies...
Proceedings Article
Analysis of the effect of target scattering on the operational effectiveness of seeker
Jun-chao Yuan, Xiao-kuan Zhang, Sheng-yuan Wu, Mao Liu
The scattering characteristics of targets are important factors influencing the combat effectiveness of the seeker. First, RCS of complex target is calculated by combining PO and MEC based on surface elements. Then, by establishing missile-target intersection model, kill probability and the curve of...
Proceedings Article
Research and Design of Ballistic Missile Against Large Ship Simulation System
Qun Yao, Jian-sheng Shu, Bin-wei Zhang
Complied with HLA specification based on MAK- RTI software for run support, the highly stable and extend-able ballistic missile against large ship simulation system is designed and implemented. The system simulated formation of large ship, satellite recon, command of battle and the process of missile...
Proceedings Article
Optimization Research And Application Of Enterprise Website Based On Web Service
Hongyan Chen, Junwei Wan, Jing Zhao
In order to solve the problem of the enterprise website access efficiency gradually declined, and resuting in poor quality of integrated service,This paper introduces the systematic and operability website performance optimization in detail, and then discusses the methods and techniques of the website...
Proceedings Article
The Review of General Wireless Communication Signal to S - band Pulsed Radar Fuze Signal Interference
Pengfei Wang
Based on the frequency characteristics of pulsed radar fuze signal and general wireless communication signal, the paper tries to analyze the interference that the latter on the former. By analyzing the working principle, working characteristics and interference environment of the pulsed radar fuze system...
Proceedings Article
Application of Virtual Instrument in the Plunger Pump Vibration Test
Zhengyi Zhang, Chuntong Liu, Hongcai Li, Zhenxin He, Xiaofeng Zhao, Jianfeng Yu
The vibration of plunger pump to produce the serious influence its service life, through the plunger pump vibration test of the testing system can understand the vibration of the plunger pump, analysis to know the source of the harmful vibration, thus to find a way to eliminate its impact, has important...
Proceedings Article
Modified models about security check in airports
Suting Gao
In recent years, the rapid development of air transport industry has brought tremendous benefits to airports. But at the same time, complicated passenger flow also brings new challenges for airports. The greatly increased airport traffic leads to passengers' long waiting time as well as a drop in the...
Proceedings Article
Research on Ladder Wave - specific Harmonic Elimination Technology for Cascade H - bridge Converter
Suting Gao
In this paper, the low-order harmonic elimination problem of H-bridge unit number 3 is explored with the cascade H-bridge converter. The initial value is calculated by using the method of vertical bisector reference sinusoidal signal, and then using the principle of least squares The Gauss-Newton method...
Proceedings Article
Study on Smart Growth Metric Model
Xiaolong Xu
We establish the metric model, Smart Growth Metric (SGM). It is divided into Economic Status Metric system, Social Status Metric system and Ecological Environment Metric system. Each system consists of several indicators. Based on the ten principles of smart growth and 3 E's, we select the indicators,...
Proceedings Article
Development status and Prospect of parking assist system
Huang-wei Zhang, Ke-yin Wang, Hai-ying Huang
Describes the origin and development of the vehicle parking assist system, summarizes the current parking assist system application and research status, and technical parameters and characteristics, analyses the advantages and deficiencies of the existing parking assist system, and its development prospect.
Proceedings Article
The Penetration Performance Research of Arrow Shaft Warhead Damage Element
Yachao Guo, Guanglin He, Jiashuo Zhang
To deal with soldiers who are wearing the bulletproof helmet and bulletproof clothe on the modern battlefield, the design idea of the individual small caliber projectile using arrow shaft warhead damage element is put forward, and three different structures of arrow shaft type damage element are designed....
Proceedings Article
Study on Ablation Wear of Gun
Jianjie Zhu, Liping Zheng, Yingxiu Cao
Artillery barrels gradually ablate wear and tear in the shooting process, which reduced its internal ballistic performance and severely limited the artillery power and service life. In this paper, the mechanism of gun's ablation and wear is analyzed from three aspects: heat factor, chemical factor and...
Proceedings Article
The research of improvement on microstructure and properties of TiC-TiB2 composite ceramic prepared by SHS centrifugal casting
Wenbin Pen, Zhongmin Zhao
By changing the mass fraction of Ni in the (Ti+B4C) reaction system, TiC-TiB2 composite ceramics with different Ni mass fraction were prepared by SHS centrifugal casting. TiC-TiB2 composite ceramics are composed of a lot of TiB2 platelets, irregular TiC grains and a few of intermittent net Ni alloy by...
Proceedings Article
Accurate Control of AMT Gear Shifting Based on Fuzzy Adaptation
Yulong Lei, Yuchen Zhang, Yao Fu, Bo Yan
For shorting the shifting time and improving the vehicle acceleration, it is necessary to develop an excellent control strategy of electing and shifting. In this paper we developed the strategy of the electric shifting actuators based on fuzzy PID control and established a fuzzy dual closed-loop PID...
Proceedings Article
Optimization design of electric vehicle charging pile based on coil magnetic resonance coupling control
Jian-Rui Xu, Xing-Hua Lu, Ming-Ming Ye, JIan-Xin Xue
The charging pile is influenced by electromagnetic coupling interference factors of primary coil and secondary coil of the electric vehicle charging, resulting in excessive demand on the parking position, in order to solve this problem, a power transmission optimization control technique of electric...
Proceedings Article
Design of Pressure Vessel Cylinder Based on Reliability Analysis
Xingxu Li, Chenghong Duan
Based on the JC method (reliability calculation method) proposed by the Lcwick et al. [1] and recommended by the Joint Committee on Structural Security (JCSS) and the fourth strength theory, the reliability design formula of the thin-walled cylinder of pressure vessel is deduced. And the Monte Carlo...
Proceedings Article
Comparative Analysis of Two Schemes of a Precision Vertical Machining Center
Qiang Cheng, Guobin Yan, Baobao Qi, Bawei Zhao
This precise vertical machining center is a new type of product structure. In order to improve the performance of the machine tool, two kinds of bed structural design schemes are proposed. The bed structure of the first scheme is tilted, and the second scheme has a flat bed structure. The two kinds of...
Proceedings Article
Numerical Simulation Analysis of Model Simplification and Heat Transfer in Position Engineering
Yuan Liu, Shunbo Liu, Haiding Zhang
In order to determine the processing capacity of the airflow and the air conditioning capacity of the position engineering, the heat transfer process of the air and the wall in the project is analyzed. The actual arch engineering is simplified into equal volume square and spherical engineering respectively....
Proceedings Article
A fractal load model of concrete-steel joint interface
Yong-Sheng Zhao, Hao Wang, Zhi-Feng Liu, Li-Gang Cai
As an important connection part of machine and foundation, the machine-foundation interface have a critical effect on the working accuracy and life of whole machine. The machine-foundation interface is generated by two kinds of materials (steel and concrete), a crushed theory of asperity on concrete...
Proceedings Article
Analysis of Human-Machine Cooperative Robot and haptic interaction for stroke rehabilitation
Zhiqin Qian, Tingting Jiang, Yifan Liu, Zhuming Bi
Many kinds of actuator-based haptic robots have been developed and utilized in rehabilitation to improve and strengthen stroke patient's motor capability. Now a new concept of HMCR (human-Machine Cooperative Robot) is proposed in this article, which works with the joint efforts of human user and the...
Proceedings Article
Study on the Design and Size Effect of Scaled Model for Inflated Fabric Membrane
Fen Zhang, Shiming Zhou, Jiehong Yuan
Inflatable fabric membrane has been typically used in aeronautics and astronautics, large-scale construction and other fields because of its advantages: light weight, low transportation costs, and ease of deployment and storage. However, a natural challenge is the accurate characterization of the mechanical...
Proceedings Article
Development Status and Prospects of Punch physical security systems
Xin-peng Li, Chao-yong Guo
Based on the phenomen of personal safety accidents of punching machine , this paper analyzed the factors of press working process personal safety incidents , described and compared the advantages and disadvantages of the safety device at this stage. Summarize some of these security issues still unresolved...
Proceedings Article
Design and Optimization of A Novel Micro-step Rotary Actuator Worktable
Xiaozhou Zheng, Xue Wang
A novel micro-step rotary actuator worktable is presented in this paper.The worktable uses the symmetric structure design and works with an inside clamping of the stator, controlling the axial positioning of the motion conversion mechanism and reducing the deformation of deviation of the axial at the...
Proceedings Article
Research on vertical welding process of arc welding robot
Wenming Zhang, Zhihai Dong
The problem of weld formation in vertical welding is the difficulty of automatic welding technology of welding robot, which is easy to produce welding deformation, the welding seam is not fused, and the height is too high. In the welding process, to take effective measures to effectively solve the welding...
Proceedings Article
Multi-sensor System For Indoor Environment Monitoring
Zheng-yu Wang, Xiao-ru Zhang
This paper designed an indoor environment monitoring system, in order to enhance the quality of indoor air. This system can accurately measure the temperature, humidity and the concentration of oxygen, carbon dioxide, carbon monoxide, formaldehyde, PM2.5 and PM10 using the sensor array and transfer the...
Proceedings Article
The Method and Basis of Dam Location Selection
Yuxuan Yang
The choosing of dam location is a very important part of water conservancy project. Through the scientific dam location selection, the quality of water conservancy project can be improved [1]; In order to introduce the process of dam location selection. Take an example of the Kariba dam, picking 24 possible...
Proceedings Article
Two Design of New Toll Station Based on Probability Distributions and Queuing Theory
Le Wang
On the basis of Probability Distributions and Queuing Theory[1-4], two kinds of new toll stations are designed, which are the "shunting" toll station and "series parallel compound" toll station. And this article calculates the average queue length, the average waiting time of vehicles, the throughput...
Proceedings Article
Application of Principal Component Analysis in Measuring Water Supply Capacity
Dejie Zhao
Measuring the water supply capacity is very complex with many impact factors. It is difficult to find the main factors. After constant comparing and calculating, I finally determine 12 factors have greater impact on sustainable development. Due to the influence factors is very complex and linked between...
Proceedings Article
Study on the water temperature of a bubble bath
Shanghe Chi
First,we analyze the effects of the bubble and human action on the model.Finally, we discuss the change of water temperature and plan when room temperatures changes.We take the water as surface layer and inner layer.There is static air storing in bubble.According to formula of thermal resistance of air...
Proceedings Article
Dynamic simulation and curve fitting of folding furniture based on geometric analysis and MATLAB
Wenqi Zhang
According to the problem that the current residential space tension, more and more folding furniture are produced. In this paper, the dynamic equation of the folding table is obtained by using geometric knowledge and nonlinear constrained optimization model, and it illustrates the curve fitting model...
Proceedings Article
Application of Dijkstra algorithm in open evaluation of community
Zengji Wang
The Chinese government has formulated a policy that, in principle, is no longer a closed community. The existing closed area and unit compound should open gradually. The policy has aroused widespread concern and discussion. We use the Dijkstra algorithm to simulate the district road network. Based on...
Proceedings Article
Application of Logistic Model in City Development Forecast
Xiaoshuai Wu
It is well known that the Logistic model is mainly used in epidemiology. The more common situation is to explore the risk factors of a disease and predict the probability of occurrence of a disease according to the risk factors. However, we found that the Logistic model is not only significant in epidemiology,...
Proceedings Article
How to Keep Bathtub Water Temperture Comfortable over Time
Chang Cui
In this paper, we established a model to discribe the how bathtub water temperature changed over time, and put forward a suitable way of adding hot water. We divided the bath process into three stages: cooling stage, heating up stage, and constant temperature stage. At the cooling stage and heating up...
Proceedings Article
Progress in Research of Automobile Exhaust Purification
Chang Cui
This paper summarizes the composition and harm of automobile exhaust gas. It also briefly marshals the development and main components of automobile exhaust purification catalysts, of which three way catalyst is emphatically introduced. In this paper, some problems existing in the current conversion...
Proceedings Article
The design of a new type of irons
Benke Hao
Overhead transmission line maintenance, testing and inspection work part, all need to climb to the top of the pole, and irons is one of the essential tools for climbing pole. At present, some traditional irons safety problems in construction safety is more and more attention, it is bound to improve the...
Proceedings Article
A study on how to keep the temperature of the water when bathing
Yajie Xu
This paper mainly focuses on how to maintain the water temperature close to the initial temperature while bathing. Using law of energy conservation, we establish differential equations to figure out the function between water temperature and time. After adding 40oC hot water to the tub, the water temperature...
Proceedings Article
A Model for Replacing the Kaliba Dam Based on Multi-dam System
Yajie Xu
Considering the Kariba Dam's current dangerous situation, our team primarily analyses the three available options, and then explores the effect from a system of dams to the Zambezi River.a Dam Site Selection Model(DSSM)is established by constructing two initial sub-models named Basic Location Model (BLM)...
Proceedings Article
Design of a new type of toll plaza on the highway
Tong Liu
Based on the Queuing theory and Cellular Automaton model, we design a three-dimensional toll plaza model that has two decks to reduce the congestion and increase the throughput. In order to describe its structure more clearly, we draw the stereo model and plans of it by using Pro/E and CAD. VISSIM has...
Proceedings Article
Study on the influence of cell opening on traffic condition based on circuit analogy theory
Bin Yang
This paper mainly studies the influence of the closed area open to the surrounding city road traffic, a traffic impact area road network evaluation system and analog system analysis model, using the method of circuit simulation system was solved by the analysis of the traffic network.The closed area...
Proceedings Article
The design of the mooring system
Yating Liu
The design of the mooring system is to determine the length of chain type, quality and weight of the ball, the tilt angle of the buoy and draught of the swimming area and drums as small as possible. In this paper, the optimal design scheme of mooring system is presented based on mechanical analysis....
Proceedings Article
Modeling and Simulation of the Communication Channel of Spacecraft Reentry
Honghui Mu
This paper introduces the reasons and classification of wireless space fading, statistical characteristics of different types of channels. Through the analysis of reentry channel characteristics, we select the two pathes frequency selective slow fading channels.The spectral density function of Doppler...
Proceedings Article
Dynamic Society's Information Networks Based on the Complex Network Theory and the Dynamics of Infectious Disease: Part1. Model Theory
Han Xu
In this paper, the society's information network simulation model is established to analyze how information flow, how public interest and opinion can be changed through the information networks, how information value and other parameters can be used to spread information and influence public opinion,...
Proceedings Article
Dynamic Society's Information Networks Based on the Complex Network Theory and the Dynamics of Infectious Disease: Part2. Model Testing
Han Xu
The predict communication situation in 2015 is obtained based on the normal distribution of the market share percentage of each kind of information transmission mode. The prediction result is compared with the reality in 2015 then. The comparison result shows that our model have great reliability since...
Proceedings Article
Analysis of Energy Conservation on Application of Variable of Frequency Technology in Pump and Fan System in Power Plants
Xinyue Guo
With the development of science and technology, energy has been widely applied in various kinds of fields. Some studies have shown that the pumps and fans' consumption of electricity is about 6.1% of the country's electricity generation annually. The problem of low efficiency is serious. Nowadays, power...
Proceedings Article
Queuing Model for Blocking of Airport Passenger Flow
Xinyu Xing
It is not a pleasant experience to queue for hours in airport security. Our mission is to model the long queuing time of airport passengers. We established queuing models to identify the bottlenecks that disrupt the passenger throughput.
Proceedings Article
Improvements in the Pigment-Based Inkjet Printing Performance of Poly(lactic acid) Nonwoven Fabric by Surface Coating Using Polyacrylamide
Ya-Dong Li, Zhanghua Zhao, Jinping Guan, Ren-Cheng Tang
Polylactic acid (PLA) fiber is a biodegradable material, and can be used as an alternative to petrochemical-based fibers. Printed PLA nonwoven products have a wide market. The pigment inkjet printing of PLA nonwovens suffers from some defects such as poor outline sharpness of patterns, poor rub fastness,...
Proceedings Article
Principle and Control Technology of Automobile Braking Noise
Yuanpeng Zhu
With the increasing demands of car ride comfort, automobile brake noise has become a serious concern, so reducing automobile brake noise has become the primary task of automobile manufacturers and parts suppliers. This paper briefly describes the classification of automobile brake noise, the mechanism,...
Proceedings Article
A Chlorogenic Acid Mediated Synthesis of Silver Nanoparticles and Their Application for the Antibacterial Functionalization of Silk Fiber
Ling-Ling Li, Ren-Cheng Tang
A chlorogenic acid mediated synthesis of silver nanoparticles (AgNPs) from silver nitrate solution was investigated, and the preparation conditions of AgNPs were discussed. AgNPs could be rapidly prepared in a weakly alkaline condition, and the resulting AgNPs had an average size of about 35 nm. When...
Proceedings Article
Formation mechanism of anodic TiO2 nanotubes
Hang Shi
The present review gives an overview of the highlights of more than 10 years of research on formation mechanism of ordered oxide structures (nanotube layers, hexagonal pore arrangements) that are formed by self-organizing anodization of metals. In particular, we address the questions after the critical...
Proceedings Article
Research on Maximum Power Tracking Method of Photovoltaics
Lingtian Chen, Changliang Liu
The research on photovoltaic power generation is an important part of clean energy .In order to improve its efficiency, this paper proposed an adaptive variable step - length hysteresis control method, based on the traditional MPPT control. The duty cycle disturbance step size is determined by analyzing...
Proceedings Article
Coloration and Functional Modification of Silk Fiber via Dopamine Polymerization
Xiao-Hui Kuang, Jin-Ping Guan, Wei Chen, Ren-Cheng Tang, Guo-Qiang Cheng
The oxidative polymerization of dopamine for the functional surface modification of materials has drawn extensive attention. In this work, the coloration and functional modification of silk fiber by dopamine polymerization were studied. The conditions of dopamine application were first discussed in the...
Proceedings Article
Design and implementation of ZigBee - Wi-Fi wireless gateway based on Embedded System
Hong-mei Liu
This system is a ZigBee-to-Wi-Fi wireless gateway that implements a WSN/ZigBee seamless, wireless connectivity to WLAN. It will help ZigBee devices communicate with standard equipments via wireless medium, vice versa. Hardware system is composed of LM3S9B96, CC2520 and Wi-Fi module. Z-Stack is TI's ZigBee...
Proceedings Article
Calibration of components in an optical measurement system for obtaining 3D data of complex parts
Hongzhi Jiang, Yang Zhou
In this paper, we study calibration of all components in optical measurement system, which is a fundamental issue in optical measurement. For physical components we use Zhang's method to calibrate the binocular cameras. And we utilize Zhang's method in fringe projection profilometry to calibrate the...
Proceedings Article
Research on Design of Weak Current Measurement System Based on I-V Convertor
Zicheng Guo, Guofu Liu, Shilin Wu, Mao Li
In this paper, after introducing several methods of measuring weak current, a weak current measurement system is designed which consists of an ultra-low bias current operation amplifier ADA4530 based on the trans-impedance amplifier topology, a secondary amplifier, an eight-order Butterworth low-pass...
Proceedings Article
Dynamic Modeling and Test Verification of Tank Multi - body System
Bing-fei Hao, Hong-yan Wang, Qiang Rui, Qin-long Wang
In order to study the driving vibration characteristics and off-road maneuverability of tanks, the topology of tank system is analyzed by virtual prototyping technology and multi-body dynamics modeling method. The dynamic model of tank system is built. The dynamic simulation is compared with the actual...
Proceedings Article
Research on the Method for Identification of Defects of Automobile Brake System Based on the Case-based Reasoning
Honglei Dong, Yuzhong Chen, Yan Wang, Lingyun Xiao
Defect identification is the fundamental prerequisite for the vehicle recall, the previous precedents can serve as the most direct and effective evidences for the following defect identification. This paper explores a defect identification method on the basis of case-based-reasoning, and develops the...
Proceedings Article
Research on dynamic modeling of single leg of Wheeling & walking electric vehicle based on RecurDyn
Junwen Xing, Zhen Dong, Wenbin Chai, Zhenxing Li
In order to analyze the performance of the single leg of the electric vehicle in depth, a simulation method based on the digital virtual prototype software RecurDyn is proposed. The kinematics characteristics of single leg of the experimental Wheeling & walking electric vehicles are studied systematically....
Proceedings Article
Optimization of Pulse CVT Based on Improved Particle Swarm Algorithm
Zhongkang Song, Peng Wang, Lianqiang Bai
In order to solve the problem that the output speed of the CVT is too high, an optimization of Pulse CVT Based on Improved Particle Swarm Algorithm is proposed. Firstly, an improved particle swarm optimization (PSO) algorithm is proposed, which can improve the accuracy and efficiency of the algorithm...
Proceedings Article
Research on entropy properties comparison of different one-dimensional chaotic maps
Xing-hua Hu, Lei-fu Gao
Chaos is the uncertain phenomenon of certain systems in evolution, while entropy, as the best quantization parameter of uncertain property, is very important for entropy properties comparison of different one-dimensional chaotic maps.Compare entropy properties of different classical chaotic maps separately...
Proceedings Article
Complete convergence for weighted sums of arrays of rowwise negatively dependent random variables
Bing Meng, Dingcheng Wang
In this paper, we further study some sufficient conditions for complete convergence for weighted sums of arrays of rowwise negatively dependent random variables with non-identical distribution under some weaker moment conditions. Our result generalize and improve the corresponding result of Wang et al....
Proceedings Article
Spatial variation of soil moisture content and soil water repellency in the sugarcane land
Huanzhuang Tao
Measuring soil water content, soil water repellency and analysis spatial variation of the sugarcane land by combining classical statistics and geo-statistics, in this article. The results showed that: the means of soil moisture content and soil water repellency were smaller, in the case of long time...
Proceedings Article
Effects of externally supplied BSA on ZR, IAA, ABA, GA of plant Cinnamomum camphora cutting seedlings and root
ShaoHui Huang
Proteins possible effects on roots have received little attention. Here, we investigated how externally supplied protein influences root formation of Cinnamomum camphora cuttings. Cultivation matrix was composed of vermiculite, perlite and river sand based on the proportion 2 2 3. Softwood cuttings were...
Proceedings Article
Design of HIL Test System for VCU of Pure Electric Vehicle
Pengpeng Nie, Youyu Wu, Xiaoyu Liang
In order to achieve the test of function and strategy of pure electric car vehicle control unit(VCU) better, this paper designs a hardware-in-the-loop (HIL) test system for VCU based on NI-PXI platform. Firstly, expounding the principle of HIL testing technology and introducing the HIL test system plan...
Proceedings Article
Research on emergency evacuation of subway station based on mobile capability
Jinxing Ying, Jin Li
The rapid development of the subway contributes to public transportation, but at the same time the emergency evacuation of subway traffic puts forward higher requirements. At present, most of the studies on the emergency evacuation of the subway have neglected the differences in the mobility of different...
Proceedings Article
STEP AP242 Format Expression and Development of MBD Model
Shengting Fan, Yong Yu, Sheng Dai, Peng Cao, Gang Zhao
With the rapid development of modern manufacturing industry, Model Based Definition has been widely concerned in aerospace, and carried out in-depth promotion and application. A MBD information extraction method based on STEP AP242 is proposed to solve the problem that there are heterogeneous hardware...
Proceedings Article
Auto-focus system based on general hardness tester
Kunyang Cao, Xiaodong Lv, Jingtao Wang, Yimin Dong, Xiuchun Li
Manual focus is general adapted in the traditional hardness tester, while the manual focus depends much on the tester, and the precision of the manual varies from tester to tester. Based on the basic principle of image processing of automatic focus, this paper presents auto-focus system applying a chip...
Proceedings Article
Design and implementation of the system of the electric vehicle photovoltaic charging
Xiao-xia Li
Induction integrated starter/generator(ISG) of automobile has two function, one function is used as starter motor ,the other function is used as generator. By using this machine, the special starter can be leave out. The configuration of automobile can be simple and reasonable. The control platform of...
Proceedings Article
Analysis on stability of dike in water diversion of river bank
Xiaocheng Su
The change of reservoir water level will affect the stability of the water, mainly in the soil pore water pressure changes and slope sliding surface parameters of the two aspects of weakening. The stability of the slope is analyzed, the results show that the stability of the slope due to the existence...
Proceedings Article
A Cost-effective Parallel Algorithm of Distribution Network Reconfiguration on Hadoop Cluster
Wanxing Sheng, Keyan Liu, Shupeng Zhou, Song Jin, Wei Tang
Rapid construction of electric power systems leads to a large increase in quantities of network nodes and data, complicating network reconstruction issue significantly. However, the traditional serial algorithms can not reach a satisfactory computation speed; while some proposed parallel algorithms prior...
Proceedings Article
Complex Network Theory in Urban Traffic Network
Mengxin Li, Jingyi Han
In this paper, the statistical characteristics of complex networks are introduced, and basic four kinds of models of complex networks are analyzed. Based on the theory of complex network, it is carried out about the research on the three networks such as road network, bus network and track network in...
Proceedings Article
Modeling for the Compactness of Urban Spatial Form
Rui Wang
With the continuous development of social modernization, the requirements for urban land resources become increasingly urgent. Considering that there is no specific measurement of the compactness of urban spatial form, this paper set up a new model, which graphically defines the concept of population...
Proceedings Article
An AHP-based Evaluation System of Urban Healthy Growth
Rui Wang
In recent years, the urban planning theory of Healthy Growth has getting more and more attention, due to the situation of increasing urban population. To better quantify the healthy growth degree of a city, we build an AHP based Evaluation System of Healthy Growth. Firstly, we classify and quantify the...
Proceedings Article
Lithium battery and super capacitor hybrid energy storage system control method research
Kaidi Yang, Rong Ju, Shuiming Jiang
Because single energy storage element is difficult to meet the requirements of system for the power density and energy density, this paper uses two energy storage elements, including lithium battery (LB) and super capacitor (SC), to constitute hybrid energy storage system. When bus voltage fluctuation...
Proceedings Article
Research on cloud model control strategy for wind farm and energy storage system
Shuiming Jiang, Rong Ju, Kaidi Yang
This paper is based on the traditional wind-storage combined power generation system. A two-dimensional cloud model is used to control the variable weight filter to analyze the relationship between filter time constant, energy storage capacity and power fluctuation. In order to take the battery charge...
Proceedings Article
Present situation and development trend of welding robot
Wenming Zhang, Zhihai Dong, Zhanqi Liu
in recent years, the research and application of welding robot technology has made many outstanding achievements in seam tracking, off-line programming, path planning, intelligent control and so on. With the continuous development of computer technology, intelligent control technology and artificial...
Proceedings Article
Iris Segmentation Based on Ellipse Detection for Gaze Tracking System
Yumeng Zhang, Cai Meng
This paper propose a novel algorithm to detect the center and boundary of iris in face images of low resolution for gaze tracking system. The algorithm localizes the eye accurately by face alignments and uses convolution to detect the approximate pixel of the iris center which can determines the iris...
Proceedings Article
Research on Sensorless Control Strategy of PMSM based on an Improved Sliding Mode Observer
Suying Zhang, Peidi Zhao, Xue Du, Ji Jin, Huixian Liu
A sensor-less control method of permanent magnet synchronous motor (PMSM) based on sliding mode observer (SMO) is studied in the synchronous rotating reference orthogonal coordinate system in the work. The SMO is proposed under the synchronous rotating coordinate system and in which the sign function...
Proceedings Article
The effect of Rotation Speed on Cavitation of Small Flow Micro - High Speed Centrifugal Pump
Shuai Hu, Wenwu Song, Qianyu Xu, Jianwei Shi
In order to improve the micro-high-speed centrifugal pump cavitation performance, to understand its internal cavitation characteristics. The internal flow field of the centrifugal pump model established by UG was simulated by CFX software. The performance of the centrifugal pump in different speed, flow...
Proceedings Article
Flexible job shop scheduling model with parallel processes based on genetic algorithm
Bo Bao, Lin Zhang, Bo Zhang
This paper studies the flexible job shop scheduling problem under the condition that with parallel processes. In this paper, we analyses the characteristics of the process parallelism in the job shop scheduling problem, puts forward the concept of parallel efficiency, establishes the flexible job shop...
Proceedings Article
Research on Audio and Video Synchronization Algorithm Based on AVI Format
Min Zhang, Yu-Hua Wu, Ji Li, Shi-Jun Li
This paper is to synchronize the AVI media file on the video player. It is that audio playback clock is used as synchronous clock. It is using FFmpeg to decode AVI video files to get audio and video data, and calculate the audio playback clock to audio playback clock as a reference clock to load video...
Proceedings Article
Fuzzy Comprehensive Evaluation on the Harmfulness of Magnetic Field in 500kv Substations to Health of Workers
Jing Wang, Xin Zhao, Hongjian Yang, Yang Gao, Tao Chen
With the continuous growth of People's Republic of China's economy, the power industry is also developing rapidly, various voltage level substations have been put into operation, electricity is closely related to people's daily life, at the same time, more and more attention has been paid to the electromagnetic...
Proceedings Article
Study on the Performance of SiC Neutron Detector
Mao Li, Lifeng Ji, Guofu Liu
Neutron detector performance indexes are the most critical and most direct data which can characterize the detector. In this paper, the mechanism of reaction between SiC and neutrons is introduced; And the experimental platform for neutron detection is set up. Through the experimental study, the neutron...
Proceedings Article
Design and implementation of an intelligent medicine box capable of detecting user's medication taking state
Tian-Li Hu, Hong-Zhi Qian
in this paper, the main control part of the multifunctional intelligent medicine box is composed of AT89S52 microcontroller, ISD1700 voice chip, DS1302 clock chip and so on. The human-computer interaction is achieved by the LCD12864 and independent keyboard, and using the piezoelectric thin film sensors...
Proceedings Article
Analysis of water temperature in bathtub under radiation and convection heat transfer
Yanfang Wang
In this article, we analyze two conditions of changing of water temperature with time: reducing of water temperature naturally and pouring hot water into the bathtub. According to heat-transfer principles, there are three ways for heat to reduce: convection effects, radiation effects and thermal conduction...
Proceedings Article
Analysis of Water Temperature Distribution in Bathtub
Yanfang Wang
The article introduced a model of water temperature distribution in bathtub. The model can be used to describe the distribution of water temperature in space. Based on the heat-transfer equation while taking temperature of each point in space into account, the authors design a model that can describe...
Proceedings Article
The Mooring system design based on Genetic Algorithm
Yating Liu
Mooring system design problem is to determine the anchor chain type, length and weight of the ball to make the buoy of the draft depth and swimming area and the angle of inclination of steel drum as small as possible. In this paper, we proposed the mooring system optimization design by mechanical analysis....
Proceedings Article
DSMC Simulation on Couette Flow in Micro-channels
Xi Ze
This paper summarizes the current methods for solving micro-channel flows, and the direct simulation Monte Carlo (DSMC) method is used to simulate the Couette flow, which is the most classical gas micro-flow. The results show that the velocity slip is obvious in the transition regimes and the slip velocity...
Proceedings Article
The design of children's educational toys
Fangmin Yuan, Junchao Zhang
The educational toys is a kind of integrating educational fun products. All of logical thinking ability, memory, ability, willpower can get plenty of exercise in the process of the children at play. This topic combined with 2-4 years old children's physical characteristics and requirements, according...
Proceedings Article
The Optimal Design of Bus Lines
Lin Zhang
With the rapid development of urban transportation in China, public transportation has also become an important way for people to travel. Having a good travel condition has been more and more necessary for the public .How to optimize public transport has become an important issue that we now need to...
Proceedings Article
The Evaluation of Bus Lines
Lin Zhang
This paper analyzes and evaluates the efficiency of bus lines from the aspects of line layout, hardware facilities, passenger's comfort, convenience and vehicle's speed. We use DEA evaluation method based on AHP constraint, through multi-objective decision model to decompose the complex issues into parts.
Proceedings Article
Noah's Ark on Mars
Xiao Man Luo
Mars is a planet of mystery and temptation that attracts many science fiction enthusiasts. Migration to Mars has been the topic of many fiction films for a long time. As the first successful Mars landing, this fiction seems to have the chance to realize.First step, we defined some parameters that connect...
Proceedings Article
Model for Population Zero
Xiao Man Luo
New technologies, including personalized artificial augmentations units, will soon enable humans to inhabit manufactured cities on Mars by 2100. The first wave of migration, called Population Zero, will include 10,000 people.Population Zero aims to have optimal conditions in many workforce and social...
Proceedings Article
PSD signal conditioning device
Zhen Yang
A PSD signal acquisition and processing system is designed based on the new single-chip stm32 and the segmented psd, and the data display interface circuit is designed by using the liquid crystal display module for the PSD signal output characteristic and the portable application in engineering practice....
Proceedings Article
Introduction of solar thermal oil circulation pipeline and its numerical simulation
Zhen Yang
In this chapter, the design of the refrigeration unit with the cooling capacity of 120W in the sightseeing beach is used to calculate the lighting area and the collector power of the vacuum tube collector from the solar radiation incident on the solar vacuum tube collector. The design principle of the...
Proceedings Article
A solution based on Cellular Automaton for merging after toll
Wenjing Xiao
Based on Cellular Automaton (CA) and Monte Carlo method, this paper constructs a model to discuss the problem of merging after toll, and designs the shape, size, and merging pattern of the toll area. Firstly, the movement of the vehicle is broken down into three stages to establish the corresponding...