Proceedings of the 4th International Conference on Mechatronics, Materials, Chemistry and Computer Engineering 2015

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592 articles

Design of College Discrete Mathematics Based on Particle Swarm Optimization

Jiedong Chen
Aiming at exploration and development capacity, it is usually hard to achieve effective utilization and balance by using just one algorithm, which will influence the solving accuracy and efficiency of the algorithm accordingly. This thesis applies particle swarm optimization (PSO) to discrete multi-objective...

Effects of Ammonia/HTT Compound Preservative on the Preservation and Properties of Concentrated Natural Rubber Latex

Weiqiang Yu, Hongxing Gui, Ting Wang, Jianlong Wang, Rizhong Zeng, Maofang Huang
Ammonia and HTT were compounded and tested as a novel preservative system for concentrated natural rubber latex (CNRL) to replace traditional preservatives. The preservation effects and the viscosity of prevulcanized CNRL were measured. After preservation treatment, the drying characteristics, the mechanical...

The Design and Implementation Colleges and Universities Cadres Management System based on J2EE

Ping Chen
On the basis of cadre management business requirements analysis in colleges and universities, this paper designed and developed one colleges and universities cadres management system with a set of user management, cadres management, cadres ability evaluation and system management based on J2EE platform...

Library Intelligent Bookshelf Positioning System Research

Jian Lan Liu, Li Zhu
Radio frequency identification technology has characteristics of non-contact, flexible radiation direction, efficient speaking, reading and writing data, large information storage capacity, which has attracted many researchers to introduce library information management technology into the library in...

Crude Oil in Water Drilling Fluid Properties and Application in Horizontal Wellbore Drilling

Liye Bai
Oil in water drilling fluid is a suitable water based drilling fluid for horizontal well, because of good lubricity, liquidity and borehole stability. Optimized and matching emulsifiers, in the2:8 ratio of oil to water, the emulsifiers OP-10+SP-80 ratio of 3:2 is the best effect of emulsion stability,...

Optimizing Online Sequential Extreme Learning Machine Parameters and Application to Transformer Fault Diagnosis

Wenrong Kang, Wenyan Chen
In order to solve the problem that the (OS-ELM) is used in the fault diagnosis of the transformer, the genetic algorithm (Algorithm Genetic) is applied to the on-line extreme learning machine, and a new method of transformer fault diagnosis is proposed. In this method, the number of hidden layer neurons...

A Modeling method for Reconfigurable Processor Performance Analysis

Minhui Hu, Guanwu Wang, Kongfei Du, Sikun Li
Coarse grained reconfigurable architecture (CGRA) has become an important solution for high performance computing because of its high speed up ratio for computation intensive applications, fast configuration, good adaptability and low power consumption. However, the traditional performance analysis method...

The new method of digital circuit fault diagnosis

Yiyang Zhang, Yan Dong, Dan Liu
The digital circuit is the main part of the current various circuit, any kind of electronic product is inseparable from the digital circuit. Promotes the electronic products greatly improve the performance of digital circuit. Therefore, research on the digital circuit fault diagnosis is of great significance....

Study on Drop Test of Electric Vehicle Battery

Zhijun Guo, Tao Li, Zhengwei Sun, Jingbo Wu
The safety of vehicle power battery is an issue of particular concern for vehicle manufacturers, consumers and especially important for the application and development of electric vehicles. This paper introduces a drop test method of power battery, proposes a test scheme used for evaluating the drop...

Technology for Precise Position Control Strategy of PMSM

Yuping Huang, Dabin Zhu, Qingbo Ma, Hongxing Wu
Permanent magnet synchronous motor has replaced the dc motor in many occasions and become the mainstream in the servo system. But the dynamic model of the permanent magnet synchronous motor is a strongly coupled variable system. Permanent magnet flux in the machine under different operating conditions...

SVH : A Lightweight Stream Cipher Based on Dual Pseudo-Random Transformation and OFB

Xuejun Dai, Yuhua Huang, Lu Chen, Tingting Lu, Sheng Zhao
A new lightweight stream cipher, SVH, is proposed. The design targets hardware environments where gate count, power consumption and memory is very limited. It is based on dual pseudo-random transformation and output feedback. The block of key size is 64 bits and SVH can achieve sufficient security margin...

The PLC control and the monitoring configuration software monitoring design of sewage treatment system

Yan Bai, Wengang Zheng, Jingbo Zhou
With the global water crisis is getting more and more serious, industrial and sewage treatment are becoming the urgent problem need to be solved.In this paper, sewage treatment project of a factory is research object, the design using the upper computer configuration software from YAKONG of China which...

Research on the Recognition of Paper Currency Number With Low Resolution

Xiwen Liu, Chaoying Liu
According to the characteristics that the paper currency image has low resolution and it is vulnerable to noise affect, the methods of paper serial number region extraction and segmentation are discussed, and multi-level 2DPCA algorithm is used for serial number recognition. Experiment results show that...

Research on the Fuel Saving Effect of Idle Parking car Based on NEDC System Analysis

Jiapeng Lu, Youde Li, Xiangsheng Dai
Objective: To study the technology of auxiliary motor starting and stopping of the direct injection gasoline engine, and analyze the effect of the idle start stop system and oil saving energy. Method: the fuel saving effect analysis of the fuel saving effect of the system is analyzed by the multiple...

Real-time and Accurate Acoustic Indoor Localization With a Smartphone

Xiangji Wen, Danjie Huang, Wenhao Fang, Feng Lin, Yifan Huang, Zhi Wang
The requirement for specific indoor location is more and more pressing. However, traditional approaches can only achieve a low accuracy. In this paper, we put forward a new approach to evaluate the target position with the acoustical Linear Frequency Modulation Signal(LFM). Comparing with other acoustical...

Applications of Push Technology in Mobile Social Network Development

Suduo Li, Kaiying Deng, Jingwei Deng, Yingxing Li
With the rapid popularization of smart devices, the traditional social network based on PC is gradually transferred to the mobile Internet. For the problems of mobile devices such as small screen, low power, bad browse experience, etc. using information push technology to publish and access real-time...

Fuzzy Controller Considering of Historical State of Error

Weijia Guo, Shujie Li, Zhigang Li
To improve the performance of fuzzy controller, take the historical state of error into account while setting the control rules. Firstly make a rule table (basic rule table) which considers of the current error and error change rate only, secondly, think of all the possible historical state of error...

Application of Electric Information Acquisition and Analysis Platform in Energy Saving and Reducing Loss

Xinze Jiang, Lifang Wang, Chengshuo He, Yuefeng Gu, Lizong Wang, Chengzhe Dong, Wenxin Han
With the development of market economy, the management system of power supply enterprise gradually improved, and the “line loss rate”, which affects its comprehensive technical and economic indicators, is becoming increasingly significant, especially driven by the interests, criminals use a variety of...

Classification of transient power quality disturbance based on S-transform and fuzzy KNN

Hong Men, Jia Liu, Yilong Hao, Chunlai Li
This paper proposed a new method to classify transient power quality disturbances using S-transform and K-Nearest Neighbor classifier. First, S-transform was applied to perform time-frequency analysis on the power quality disturbance signals, and the S-transform mode time-frequency matrix was achieved...

Research on yield forecasting model based on RBF in discrete manufacturing industry application

Li Bi, Ruijuan Zhang
Yield forecasting system in discrete manufacturing is a dynamic complex systems with a number of factors, face such a complex and large system is difficult to directly general system to the enterprise, therefore need to give a company's production forecast model. On the background of Wuzhong Instrument...

Anti-submarine Patrol Aircraft’s Responding-antisubmarine Effectiveness Model Research by Using Magnetic Finder

Yaoqing Zhang, Guangyuan Wang
According to the characteristic of responding-antisubmarine, this paper analyzes submarine maneuvering model and anti-submarine patrol route model combining anti-submarine patrol aircraft and using the method of magnetic finder searching under the condition of responding-antisubmarine, establishes the...

Research and Simulation of fault prediction method in numerical control machine tool operation

Jinxia Chen
in the studying process of fault prediction method during operating numerical control (NC) machine tool, using the current algorithm to predict fault in the running process of the NC machine tool, iteration is easy to fall into the local extremum problem. Therefore, a new method of fault prediction based...

Research and Simulation of fault detection method for small electronic equipment

Zhaomin Zeng
in the process of studying fault detection method for small electronic devices, when using current algorithm for small electronic equipment fault detection, too many constraints results in incomplete detection, large error and time consuming. To this end, a fault detection method for small electronic...

The development and trend of wireless body area networks in the smart clothing field

Dou Tan, Yi Liu
With the advent of the smart clothing, wireless body area network(WBAN) has became particularly important as the information perception stage of smart clothing. Firstly, we introduced the conception of the smart clothing and the wireless body area network briefly. And then we analyzed many traits about...

Map Building Method Based On Improved D-S Evidence Theory For Mobile Robot

Lei Zhu, Jiang Guo, Jinsong Yang, Mingdong Shao, Jiming Sun, Dapeng Gong, Hongyu QI
Focusing on the uncertainty of the environment, a grid map building method based on the multi ultrasonic sensors is provided. Firstly, the single ultrasonic sensor grid model is constructed by dividing the detected area into three regions. Then the evidences which are needed to fuse are self-adaptively...

Analysis and Application of Torsion Impact Tool in Igneous Rock

Hongshan Zhao, Kun Zhang, Shuwei Guan
The previous drilling practice showed that there were many drilling difficulties in igneous rock, such as less footage of one bit, lower roundtrip ROP, more tripping times, etc., which severely influenced the exploration and development process of carboniferous formation. After analysis, the reasons...

Analysis on the Impacts of Governor Parameters in Isolated Power Grid

Xiaoqing Xiao, Likun Zheng, Fei Li, Shiwu Xiao
In order to analysis the impact of governor parameters on the performance of primary frequency regulation, this paper built a closed loop speed regulating system model formed by turbine and generator, which is closer to the practical system. The paper simplify the high-order system in engineering by...

Analysis of Capacitively Fed Circular Patch Antennas

Zhongbao Wang, Xiaofeng Li, Shaojun Fang
In this paper, resonant frequency of capacitively fed circular patch antennas with the various air layer heights and the substrate electrically thickness range from 0.026 to 0.12 is analyzed with HFSS. And the variation of impedance bandwidth is given for capacitively fed circular patch antennas with...

Music Recommendation System Design Based on Gaussian Mixture Model

Yang Lu, Xuemei Bai, Feng Wang
The paper establishes a double-layer classifier based on Gaussian Mixture Model and the Thayer model to divide the music style into several categories. On the basis of effective verification of experiments, the music listening experience is added into the model to analyze and normalize two-dimensional...

Thermal circuit model parameters identification of oil-immersed transformer based on PSO algorithm

Linli Zhang, Lisheng Li, Bin Jiang, Rong Li, Hongmei Li, Xiao Dong
The thermal circuit model of oil-immersed transformer needs to improve its accuracy in predicting the winding hottest-spot temperature, especially in the case of overload and different cooling modes. In the case of overload condition, the estimate values obtained from most existing models are smaller...

Simulation Research on Neutral Grounding Modes of Marine High Voltage Power System

Haoliang Wang, Chunlai Zhang, Meng Li, Kun Lu
Based on the characteristics of marine power system, the paper takes marine high voltage power system as the research object to research the five kinds of neutral grounding modes. The simulation model is built by MATLAB/SIMULINK to analyze the difference of the different neutral grounding modes. By comparing...

Research on the Bow Thruster of Large Ship

Haoliang Wang, Jun Lin, Liqiang Cao, Weifeng Lv, Chuang Wang, Guangxing Lu
Based on the 10,000 TEU container ship, the paper makes a research on the characteristics of the bow thruster. According to the open-water propeller characteristic chart of controllable pitch propeller, the paper analyzes the lateral thrust of the bow thruster combining with the data of real ship, builds...

Maritime wireless broadband communication system based on TVWS

Yonghui Zhang, Zhenjia Chen, Fang Dong, Baodan Chen
TV White Spaces (hereinafter referred to as the "TVWS") is the radio spectrum has not been used, is assigned to using in broadcast television. TVWS has the advantages of high transmission distance, strong penetrating ability, not easy to be absorbed by water, large amount of transmission unit data, etc.,...

Research of the Method for Position Detection of the Rotor in the Interior Permanent Magnet Synchronous Motor

Qiangqiang Lin, JianGuo Song, Jie Dai, PengTao Mou
The vector control of interior permanent magnet synchronous motor (IPMSM) needs detect the position of rotor. In this paper, the position sensor of IPMSM is rotating transformer and we designed the decoding circuit based on AU6802N1.At last, we measure the rotor position through the control system based...

Three-dimensional Model of Maritime Search

Chun Zhang, Cheng Wang
This paper establishes a three-dimensional maritime search and rescue plan by integrating a differential equation model, a global optimal model and an area partition algorithm. Based on the data of flight data and the loss time of communication for MAS MH370, we establish a differential equation model...

Design and Implementation of Scenic Area Information Service System based on Semantic IoT

Hai-Chao Yang, Rui Guo, Jun Li
Aiming at characteristics of wisdom scenic, based on semantics Internet of things technology, we have realized a kind of scenic intelligent information service system which integrates various functions including scenic guide, environmental information perception, etc in one, designed system architecture...

The mechanical performance analysis of double-layered high-strength stirrup confined concrete columns of different cross-section

Xiurong Yang, Cheng Fan
In order to study the mechanical performance analysis of double-layered high-strength stirrup confined concrete columns of different cross-section, using ABAQUS of finite element software for numerical simulation and experimentally comparison methods to analyze different stirrup characteristic value...

The Modal Characteristics of Circular Vibrating Screen and Kinematics Analysis

Yijun Zhou, Xiaodong Zheng, Lei Zhang
The virtual prototype of circular vibrating screen was Established, and the overall structure and working principle of the device were described in detail.The natural frequency of circular vibrating screen was obtained by using finite element analysis software ANSYS to modal analysis,which can provide...

Research on Multifunctional Float-assisting, Bulletproof, Puncture-proof Composite Clothes

Xiang-hui Meng, De-de Dai, Liang Guo
A soft bulletproof layer is made by utilization of the newest domestic Ultra high molecular weight polyethylene fiber, and by composing float-assisting and puncture-proof functions, multifunctional float-assisting, bulletproof, puncture-proof composite clothes is developed, according to the current flaws...

MPPT Control Method of PV Based on subregional variable duty cycle

Bing Li, Li Jun Zhong, Gang Wang, Xiaojian Tian
A new method is presented for variable duty cycle of photovoltaic subregional maximum power point tracking(MPPT).It has combined the advantages of the popular MPPT method ,In different areas of photovoltaic power generation using different duty cycle control method, Optimization of the target area using...

Design on Textbook Subscription System Based on JavaEE

Jun Yang
With the continuous expansion of universities and increase of school scale, workload of textbook management staff in college become more and more heavy. Using the traditional manual record has been unable to meet the demand, this paper study the design of college textbook subscription system based on...

Athletic Performance Prediction Model Design Based on Grey BP Neural Network

Ling Jia, Qing-bin Wang
The best annual performances of the world women’s pentathlons during 2005~2013 are statistically collected in this article, and the prediction of the best performance of the world women’s heptathlon in 2013 is taken as the research object. According to the best annual performances of the world women’s...

Integrated Optimization of Flexible Job Shop Scheduling Problem and Equipment Maintenance Plan

Jing Zha, Hua Jin, Zhicheng Pan, Qingsong Yuan
This paper researches the integrated optimization of flexible job shop scheduling problem (FJSP) and equipment maintenance plan. The object of the integrated optimization model is to pursue the minimum of makespan. The paper proposed a two-stage algorithm based on the genetic algorithm to solve the problem....

Enterprise Network Virus Protection Research

Yanjie Zhou, Li Ma, Min Wen
Enterprise network virus protection system directly affects the interests of the enterprise. A large number of external and internal network security problem data show that enterprises improve the requirements of network security in order to protect network resources of the enterprises. This article...

Simultaneous transmit and receive polarimetric synthetic aperture radar based on digital beamforming

Hao Wu, Dahai Dai
Synthetic aperture radar is a vital tool for imaging and remote sensing regardless of the villainous weather. Polarimetric synthetic aperture radar obtains the polarization characteristic of targets through polarized wave. This paper presents a novel technique, the combination of digital beamforming...

Internal Logic of Water Level and Shipping Logistics System based on System Dynamics

Ting Liu
Affected by the global climate change, storms, droughts and other extreme weather occur frequently in recent years. This extreme climate affects the Yangtze River a lot, leading to extreme water levels of Yangtze River occurrence frequently. Changes in extreme water level of the Yangtze River have a...

Event-triggered Output Feedback Control for Uncertain Systems

Zhiwen Wang, Ying Zhao, Chaoqun Zhu, Xuan Li
In this paper, the event-triggered output feedback control problem is studied for uncertain networked control systems. Considering the full states information of system cannot be measured in practice, output feedback control with dynamic compensation function and observer-based state feedback control...

CloudTCast: A Video Distribution Solution Based on Cloud and Tree-based ALM

Weidong Gu, Lu Wang, Bin Gong, Huiling Shi
This paper studies a novel data distribution solution, named CloudTCast, for video multicast group. CloudTCast combines the advantages of cloud and tree-based application layer multicast (ALM). On the one hand, it uses the tree-based ALM to break the cloud's bandwidth limitation in delivering the video...

Study on thermal drying efficiency and odor emission characteristics of municipal solid waste (MSW)

Chun-ping Li
Thermal drying efficiency and odor emission characteristics under different temperature of municipal solid waste (MSW) were studied. The results showed that: water content decreased sharply with disturbance thermal drying mode. The highest peak of total amount of odor was at 600 and the lowest was at...

Research, Development and Application of the Training Device for Trouble Shooting of Secondary Circuit of Operating Mechanism

Su Zhang, Yuanda Zhu, Jun Ge, Wanyi Zheng, Jia Shan
Fault simulation is an important part of power system dynamic simulation, fault models in fully dynamic simulation software of power system simulates all kinds of symmetric and asymmetric complex faults by fault branch admittance matrix. Handling multiple faults and random faults by admittance matrix...