Proceedings of the 2015 International Conference on Automation, Mechanical Control and Computational Engineering

+ Advanced search
421 articles

The Simulation Research On The BLDC Stator Resistance Affected By The Temperature Increment

Tiejun Fu, Zhongliang Pan, Liangliang Yang
This paper changed temperature conditions to simulate by finite element software. We can observe the simulation results of the BLDC (brushless director current motor) stator resistance. Then we applied formula to calculate the BLDC stator resistance. At last, measuring the stator resistance of different...

Circuit design for measure cable breakpoint location range based on AT89C52

Youguo Wei, Fei Hou, Xuezhi Zhang, Xiaokang Tang, Yongshan Ma
the development of electric power and communication technology promotes the apply of cable widely, the trouble of cable become more and more. establish the measure cable breakpoint location range system to locate the breakpoint rapidly, the location of cable breakpoint can be calculated by the interval...

Dynamic characteristics of a spur gear transmission system for a wind turbine

Xin Zhao, Changzheng Chen, Jie Liu, Lei Zhang
A nonlinear dynamic model of a spur gear transmission system is developed with consideration of gear mesh stiffness, backlash, internal and external excitation. Lagrange equation is used which is derived for the vibration of the drive system differential equations. Time process diagram, frequency spectrum...

Study on a New Type Destruction Method for Abandoned Combustion Tear Gas of CAPF

Dayong Jiang
Based on the characters of weapons and equipment, techniques and methods of destruction for anti-riot ammunition equipped by CAPF were discussed in this paper. Combing the main structure and function of common anti-riot ammunition, a new Destruction Method with water jet cutting technology was put into...

Research on the Anti-wear Performance of Lubricants Based on the Stepwise Regression Method

Dongling Xiao, Jianying Da
Lubricating properties of the lubricant is generally evaluated by the friction and wear testing machine. In this paper, by using Four-ball test machine to measure the maximum non-card bite load value (PB), wear scar diameter (WSD) and Pd1.0, Pd2.0 value. The uniform design of experiments is firstly used...

Mobile terminal 3D image reconstruction program development based on Android

Qinhua Lin
During the study process of mobile terminal three-dimensional reconstruction program development based on Android, due to the adoption of the current algorithm for 3D image reconstruction program development, the definition of established model is low, leading to the problem of poor fidelity for 3D image...

Implementation of UCDOS Font Interface Based on QT

Jian Huang, Qian Zhao, GuoMing Li
After analyzing the interface work principle of the lattice font supported by QT and UCDOS font feature,It is found that the open source QT is lack of the lattice font more than 16*16 size. For this shortcoming, the UCDOS font is combined with the QT seamlessly. Thus, the QT can use any font in the UCDOS...

The motion simulation of three-DOF parallel manipulator based on VBAI and MATLAB

Zhuo Zhen, Chaoying Liu, Xueling Song
In order to truly reflect the object situation of catch and place of the three-DOF parallel manipulator based on machine vision, and on the basis of the modeling of the trajectory and mechanical structure, this paper mainly focuses on the analysis on the manipulator system by using the co-simulation...

A CM-based model for 802.11 networks security policies enforcement

Karl Mabiala Dondia, Jing Ma, Feng Tao
In recent years, networks based on the 802.11 standards have gained a prolific deployment. The reason for this massive acceptance of the technology by both home users and corporations is due to the “plug-and-play” nature of the technology and the mobility. The lack of physical containment due to the...

Network Security Situation Assessment Based on FAHP

Feng-zhu Ji, Yun-ting Zhou, Qi-jie Tang, Fang-xiang Hu, Shao-feng Ma
In order to solve the problem of methodology subjectivity, long modeling time and low classification accuracy in the information security risk assessment, a network security situation assessment model based on FAHP has been proposed in this paper. Via building a network security index system, using the...

Cluster lag synchronization of complex networks with nonidentical dynamical nodes via Adaptive control

Shuguo Wang, Haitao Cao
In this paper, synchronization analysis is investigated for an complex networks with time delay. It is assumed the nodes in the network to be nonidentical. In order to achieve cluster synchronization, this paper uses an adaptive controller on each node, by utilizing the Lyapunov stability theory, a new...

Assessment and prediction system of sustainable development

Yixuan Han
In this paper, an effective model is constructed to discuss the sustainability of a country. We define Coordination Coefficient (CC) to measure the sustainability of a country or a policy and use the value of CC to define how and when a country is sustainable or unsustainable. To consider all the possible...

A fast SPIHT algorithm based on the end scan threshold

Changhua Liu, Xiaole Xu
A fast set partitioning in hierarchical tree (SPIHT) algorithm based on the end scan threshold is proposed in this paper. Because the coding process of the SPIHT needs repeat scanning and sorting, so it takes a lot of extra time and storage space. In order to save the time and space overhead, the end...

Study on the Existing Destruction Methods for Abandoned Explosion Tear Gas of CAPF

Peng Fu, Lan Feng
In this paper, based on the characteristics and actual demand of the safety management to weapons and equipment, techniques and methods of destruction of anti-riot ammunition used by CAPF were discussed. Combing the main structure characteristics and function of the common anti-riot ammunition, some...

Grouping Based Proportional Fair User Schedule Algorithm in MU-CoMP

Sheng Wang, Peng Dong, Yuan Zhao
Aiming at improving the system uplink transmitting and fairness performance, a novel grouping based proportional fair schedule algorithm is proposed. By dividing users into several groups, computation complexity in user selecting is reduced. Proportional fair mechanic provides more fairness among users,...

Gear Shift Control of 2-Speed Electric Vehicle with Backlash

Zhanjiang Li, Shu Li, Jun Li, Xuesong Li, Bingzhao Gao
This paper deals with the gear shift control of 2-speed AMT driving system of Electric Vehicle with gear backlash. A motor torque control strategy is proposed to eliminate the impact of gear backlash when adjust the speed of the driving system. The proposed control strategy is confirmed through simulation...

Strategies on Prevention of Pollution from Rotary-molded Boat of the Marine Environment

Qiguo Yao, Le Xu
Due to the booming of world shipping industry, the pollution of marine environment from ships becomes more and more serious. Under the legal framework of International Maritime Organization (IMO), the MARPOL Convention made great contribution to the prevention pollution from ships. However, there are...

Design and implementation of time synchronization system based on GPS signal

Bin Liu, Shuling Guo, Shasha Ma
The GPS synchronization system can provide accurate time reference to system testing. To improve the accuracy and stability of the synchronous timer in GPS, this paper presents a new method to implement highly accurate and stable clock by the synchronization of crystal oscillator clock with GPS clock,...

Research on the Graph Matching based on Shape Context and Sequential Monte Carlo

Meiju Liu, Hongyu Yang, Zhaohua Chen, Lingyan Li
According to the traditional shape context algorithm within the image distortion, excessive noise points and lower matching rate issues, we present a Sequential Monte Carlo algorithm based on graph matching. First, the image feature points were evenly distributed to compute shape context information....

Performance analysis in cognitive radio system under perfect spectrum sensing

Song Chen, Shuainan Gu, Yankui Zhang
Sensing period and optimization of user access in cognitive radio system are analyzed. By introducing birth and death process into cognitive radio system, a model of the queuing of primary users is built, based on which the probability of spectrum sensing and how the re-enter of the primary users effect...

Research Status and Progress of anti-slide pile in Pan-Xi highway Landslide

Qian Zhang, Lixia He
Based on the careful study and summarize of several major landslides and the construction technology of anti-slide pile in Pan-Xi Highway, from the perspective of the construction quality control and summarized, taking into account the general technical guidelines to be followed by anti-slide pile, we...

Private Cloud based Solution for the Implementation of a Virtual and Personal Learning Environment

Jimin Gao
Online learning is a learning way to use online education platform for learners. It could let the learners start learning at anytime from anywhere by removing the traditional education's time and space limit. As the online learning style becomes more and more popular, its main base environment has gradually...

sampled fiber grating dispersion compensation technology based swarm optimization algorithm

Dandan Zhu, Lin Hu, Haohao Shen, Sibo Xi
Reflective spectrum of sampled grating was analyzed using transfer matrix method. Dispersion compensator was designed by selecting the length of sampled grating, sampled period, sampled rate, chirp coefficient and some kind of appropriate parameters. In multi-channel dispersion compensation simulation...

Online Detecting Method for Transformer Winding Deformation Based on Current Extraction

Ning Zhang, Meng Zhang, Yuan-yuan Zhang, Yong-li Zhu
Transformer winding deformation is common in transformer faults. Offline monitoring is mostly used in diagnosis of winding deformation, which has some limitations. So an online detecting method based on extraction of current is proposed. The method increases the higher harmonic of the current that flows...

Optimization of massive data retrieval performance based B-tree index

Lihua Geng
With the rise of the Internet Web 2.0, the paper studies a use of B-tree index technology supported by Oracle 11gin mass data retrieval. B-tree index scanning mode use the index selectivity, histogram etc to select the best execution path to improve query performance. Put forward the solutions to avoid...

Spectrum sensing performance analysis based on primary user probability access/leave model

Song Chen, Shuainan Gu, Ke Li, Peng Dong
In cognitive radio system, secondary user’s self-sensing properties to the spectrum occupy is the start and basis of the whole cognitive process. The classical analysis of self-sensing properties has the hypothesis that the Primary user signal occupies the whole sensing slot. However, in the actual,...

The Design of Network-based Virtual Laboratory

Yong Li, Guangming Li
Virtual laboratory is a practical teaching assisted instruction with high efficiency. This paper analyzes the characteristics, classification of virtual laboratory and the design of virtual instrument. It discusses the construction and system structure of network-based virtual laboratory. This paper...

Research on Small Satellite Formation Scheme for Earth Observation Task

Zheng-yu Zhao, Yuan-wen Cai, Yi-bin Zhao, Yan Li
The demand of earth observation data is increasing currently and the demand of observation data accuracy, real-time, and continuity is improving continually. Aiming at this problem, the small satellite formation scheme for earth observation task is researched. The significance of the small satellite...

Research and Simulation on effective classification model of nonlinear data

Fenglin Tang, Min Chen
in the classification process of nonlinear data, due to large amount of the data of nonlinearity, the correlation between nonlinear data is reduced, resulting in the classification results of nonlinear data is not ideal. Therefore, this paper proposes a fast clustering algorithm based on improved quantum...

Study on effective detection method for specific data of large database

Jin-feng Li
in the process of detecting specific data of large database, when the traditional detection method is utilized for detecting specific data, it is vulnerable for interference of mass information, which makes the specific data detection process time-consuming, and of low efficiency. For this, an effective...

Simulation on optimized complex process modeling based on XML

Ting-yan Ren
in the XML complex process relationship design problem, in multidimensional dynamic list scheduling algorithm, for the defect of platform (Group) selection caused by static priority of platform, an optimized priority calculation method is designed based on XML complex process modeling, during the process...

Design of College Students English Contest System Based on NET Platform

Chun Jin, Ruonan Xing
With the development of information technology, the Information Management System of the English Contest for College Students is presented to strengthen the Management Information. By analyzing the management content and workflow of the English Contest for College Students, integrated network technology,...

Analysis on hydrophobic properties of proteins based on Giraph

Yongyu Fan, Ruoming He, Xuesong Wang
The previous experiments have shown that hydrophobic properties of 20 kinds of human’s amino acid are different. It was of great significance to study whether hydrophobicity of proteins had a role in the research of the intimate relationship of proteins. Besides, it is also very important to balance...

Coupling Analysis on Multiple Interaction of English Mode and Information Technology

Jie Li
In regard of how to construct an open and efficient teacher education system to realize the teacher’s continuous professional development needs, this paper bases on the English major of Hebei University as study materials, to establish Hebei University, itself, multiple interaction on English education...

Phase-Locked Loop Technology Research Based on Photovoltaic Grid-Connected Inverter

Sui Zhang, Wei Su, Zhipeng Li, Junchao Xiong, Qing Sun
In photovoltaic grid-connected system, it is an essential link to inspect frequency, phase position and amplitude of network voltage accurately and rapidly. Using DSP inner capture unit, common timer and comparing element realizes signal capture on network voltage and photovoltaic power generation, so...

Application of Fuzzy Cluster Analysis in the Location of Building Waste Recycling Center

Ning Jiang
Building waste is a kind of recyclable resources, how to carry on the recovery and treatment of the building waste has become an important problem in the management of the city. Many enterprises have set up the recycling center, but the effect is poor, the reason is that the layout and location of waste...

Anti-ship Missile Target Dynamic RCS Statistical Distribution Fitting Technique

Hao Wang, Jixing Shao, Yue Hu
To deal with the construction of the anti-ship missile target dynamic RCS statistical model, target RCS fitting and construction method was given by introducing the hypothesis test. Kolmogorov-Smirnov test method was given to resolve the distribution fitting test problem. Finally, the method was verified...

Prevention of mine gas disasters in coal mine

Pinghuai Mao, Yilin Mao, Shuai Zhang, Yongyuan Fu
Our mines are underground mining, poor condition. Gas explosion, dust explosion, coal and gas outburst, fires and other accidents have occurred in which gas explosion was the most common, is one of the biggest causes of death and property damage. Accident statistics from related departments, gas explosions...

The Development of Heat Treatment Furnace of 30CrMnSiA Steel in Controlling Temperature System Based on PLC

Jin Hu
This paper illustrates the heat treatment demand and process of 30CrMnSiA steel. It introduces a controlling temperature system design which bases on box heat treatment of PLC, and realizes controlling temperature automatization of the parts’ heat treatment process.

TOA Estimation Based on Forward and Backward Smoothing MUSIC in Frequency Domain

Bin Ba, Yun Long Wang, Na E Zheng, Han Ying Hu
Under the condition of single snapshot, multiple signal classification (MUSIC) time of arrival (TOA) estimation algorithm improves its performance by forward and backward smoothing in frequency domain. Its ability to distinguish multipath is strong. However, this method is introduced from smoothing in...

Effects of Flow Parameters on the Stability of Conical Liquid Sheets

Qingfei Fu, Minglong Du
Linear instability theory can evaluate the beginnings of instability in a liquid sheet. It provides a good starting point for predicting unstable, wave-type behavior in a liquid sheet with disturbances. An existing linear instability analysis method was used to investigate the breakup of a conical sheet...

Properties and Thermal Decomposition of SBS Flame Retarded with Phosphorus- and Nitrogen- Containing Flame Retardants

Yiren Huang, Zhengzhou Wang
Flame retardant and mechanical properties of ammonium polyphosphate (APP), melamine phosphate (MP) and their combination with dipentaerythritol (DPER) in styrene-butadiene-styrene rubber (SBS) were studied. The results indicate that MP is more effective in raising limiting oxygen index (LOI) in SBS than...

Blind Recognition of (n, k, m) Convolutional Code Based on Local Decision in a Noisy Environment

Yao Wang, Feng-hua Wang, Zhi-tao Huang
This paper consider the problem of recognition of (n, k, m) convolutional code from a corrupted bit stream in a reverse-engineering communication system. A new method based on the properties of convolutional encoders and local decision was proposed, which can construct any rate k/n convolutional encoders...

Design and Implementation of On-Line Monitoring System of Substation equipment

Xiao-ying Li, Dan Zhang
This paper introduces the on-line monitoring system of substation equipment combining non-standard access protocols and IEC61850 protocols, which change the on-line monitoring system mode provided by traditional sensor manufacturers into unified communication. What’s more, it develops front access equipment...

Research on Fuzzy Multi-objective Programming based on Effect Probability

Fachao Li, Jingduo Jie
Crisp multi-objective programming has been applied successfully in many fields. But in real applications, the decision environment often exists randomness and the objectives are fuzzy. So it is significant and valuable to estiblish a fuzzy multi-objective programming model under random environment. In...

Low Spatial Resolution Face Recognition Based on Compressive Sensing

Xiao Hu, Shaohu Peng, Jiyong Yan, Zhen He
In order to effectively increase robust to recognize low spatial resolution face, this paper tried to take compressive sensing(CS). Firstly, all train face images or their corresponding feature vectors were taken to form sparse representation matrix. Secondly, test face’s sparse coefficients were estimated...

An Incremental Updating Algorithm of Computation of a Core Based on Array

Xiaoyan Wang, Yuanxia Shen, Xiao Zheng
For the cases of core attribute updating in dynamic decision table, using array elements to count the number of attribute combinations only containing a single attribute in discernibility matrix , this paper introduces an incremental updating algorithm of computation of a core based on array. When objects...

An improved particle filter based on genetic resampling

Bin Zhao, Jian-wang Hu, Bing Ji
The resampling of particle filter algorithm causes sample impoverishment and results in the loss of diversity. An improved particle filter algorithm is proposed by combining genetic algorithm and PF. First of all, particles are selected according to the probability with the principle of selection in...

The Processing Method and Application of Medical Image with Feature Points Matching

Zhongyong Tian
In this thesis, the registration method of medical image is based on feature points, and mainly starting from the feature extraction operator. It makes comparative studies on the aspects of accuracy, stability and so on. Through theoretical and experimental studies, we make improvements on algorithm....

Fusion Recognition Model and Control Strategy of Mobile Location Based on WAP and WLAN

Guang Chen, Qingbo Sun, Xiaohua Wu
In order to meet the demand of consumers shopping whenever and wherever possible to improve the enterprise's sales performance, based on the mode of WAP mobile phone online shopping and combined with the WLAN wireless local area network, this paper designs e-commerce marketing system. The system uses...