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

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279 articles

Research on Laser Ranging Method based on CMOS Image Sensor

Quanzi Wang, Zijian Yang, Pan Wei
A new regional squared centroid method is proposed to design a ranging System adopted MCU, CMOS image sensor and direct laser triangulation method, after analyzing the advantages and disadvantages of the laser triangulation method. And the principle, hardware settings and data processing of this system...

Product Evaluation System Design of User Interaction Experience Based on the Concept of MDS

Xiaoyan Wang, Aoge Hu, Yantao Zhong
Based on the concept of MDS, the interactive evaluation system is established to help the process of product development among products, dialogue between product and user, understanding, building a hierarchy, the level of cognition. Through the setting of cognitive standard, single dimension, basic dimension,...

Research of MCU ultrasonic range finder

Shuqing Ma, Qingzhu Yan, Chuanjun Wang
ultrasonic ranging system USES AT89C51 as the main controller, the dynamic scanning method is used to implement LED digital tube digital display, complete the ultrasonic driving signal with single-chip microcomputer timer. Ultrasonic directivity is strong, energy consumption slow, in the medium transmission...

The Pump Condition Analysis in Variable Frequency Constant Pressure Water Supply System

Xiao Sun, Shang Wu, Weilin Hu, Yulong Wu
In view of the variable frequency constant pressure water supply system, according to the change of water consumption by users, analyzed the requests of pump number increase or decrease shall meeted,in guarantee of the premise of basic constant water pressure in pipe network,to make water pressure stable...

T- filters based dual-control dimmable electronic ballast

Huadong Wang, Xu Cai, Lili Liu
This paper describes a method for the analysis and design of dual control dimming UHF electronic ballasts. It includes a PFC converter circuit and a T-type inverter circuit, the ballast operating at the highest point above the acoustic resonance frequency can effectively avoid the high-intensity discharge...

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...

Building multi-objective optimization function of NC cutting parameter for Chemical Tower

Qingguo Chen, Juncai Zhang
By VB secondary development in UG(Unigraphics environment, it develops CAM(computer aided manufacturing)  on Bill of Materials (BOM) for chemical tower to improve data management. Numerical control(NC) machining is the critical component of CAM. Cutting speed v, feed f, and back engagement of the cutting...

The Application of Robust Statistics to Stock Portfolio Problem

Xiongying Li, Jiahao Hong, Binhui Wang
Portfolio theory is used to measure the expected return and risk on the basis of the history data of security return ratio,but in fact there is always excessively high or low return ratio caused by some short-term fundamental good or bad news in the history data of return ratio.We introduce the robust...

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...

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...

Design of NHR1100 single loop digital display parameter indicator based on Labview

Fujun Li
Using MODBUS communication protocol and Labview software platform, through the RS485 communication interface, the display method of NHR1100 single loop digital display function parameters are described in detail according to the serial communication parameter setting device, then realizing the centralized...

The Receiving Process of Single Carrier Signal Based On Blind Equalization Technology

Tao Xu, Yu Feng, Zhifeng Wang, Zhihua Hu
In this paper, the equilibrium issue exists in the single carrier mobile digital TV signal processing is discussed first, and in order to improve the balance performance, how to make equalizer switch automatically between blind equalization algorithm and decision oriented algorithm is researched. Otherwise...

Gray Tunneling Based on Joint Link for Focused Crawling

Wei Dong, Hong Ni, Haojiang Deng, Liheng Tuo
Tunneling problems of the topic-multiplicity of a web page makes the relevance of the highly relevant page to be weakened. In this paper, we proposed a novel relevance prediction for focused crawling to solve gray tunneling. Our approach is based on calculating the relevancy score of web page based on...

Study on Control System in Opto-electronic Tracking Based on Sliding Mode Variable Structure

Xiangru Wang, Jianyong Zhong, Ranjun Wang
Aiming to solve the problem that DC torque motors is not steady to run at low speed in the control system of opto-electrionic tracking, sliding mode variable structure is applied to the low-speed servo system to improve stability of the system. At first the traditional design method of position, velocity...

Research of the Principle of Standing Wave and Critical Speed Determination for the Radial Tire

Yunlong Wang, Hongtian Zhang, Xiaojie Qi
To test standing wave of the tire, constructed the simulation model by ABAQUS software for radial tire running rapidly on the automotive chassis dynamometers, meanwhile assembled the automotive chassis dynamometers, high-speed camera and actual radial tire together. The experiment indicated that the...

Research and Application of Shunt APF Control Technology

Bin Lu, Ziqiang Xi, Jie Cheng
Basing on the research of the basic principle of the space vector pulse width modulation (SVPWM) control method and the DC side voltage control ,the simulation is made ,the simulation results show that the effect of the compensation current control based on SVPWM method and DC voltage control based the...

An improved PR controller current tracking control strategy research for Active Power Filter

Mingcai Pan, Ziqiang Xi, Miao Zhou
The current tracking control is the important part of APF (Active Power Filter) system. Since APF compensation current contain high harmonic components, the traditional Tustin discretization method distort the current in high frequency, which makes the resonant frequency of the PR controller shifted...

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...

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,...

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...

Research and Development on Series of LNG Plate-fin Heat Exchanger

Zhouwei Zhang, Yahong Wang, Yue Li, Jiaxing Xue
The research and development situations of LNG plate-fin heat exchanger (LPFHE) were discussed in view of heat exchange in LNG field in petrol-chemical industry. The basic designing methods and the multi-stream heat exchange processes were illustrated by the cryogenic and high pressure cross heat exchange...

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...

Study on the Environmental Materials with the Disposal Measures of the Benzene Leakage Accidents

Yuanyuan Wang, Bingqiang Wang
In recent years, the higher frequency occurrence of benzene leakage accident brings great harm to the country and people's life and property. This paper analyses the types, hazards and accidents measures to dispose of dangerous chemical accident.

The Research on the Design of the Patient Information System Terminal

Yuchen Yang, Lili Liu
this paper mainly analyzes the patient information system flow and its interface design by the behavior and demand of patients, and puts forward the design concept of the information terminal product. We had a preliminary design of the product form and we divided the system into different level in terms...

A Study of Semi-orthogonal Symmetric Multiple Vector-valued Wavelets with poly-scale and Applications

Deyou Yuan
Material science is an interdisciplinary field applying the properties of matter to various areas of science and engineering. In this work, we introduce orthogonal vector-valued wavelets with poly-scale, which are wavelets for vector fields, based on the notion of full rank subdivision oper -ators. It...

Product Manufacturing Process Similarity Measure Based on Attributed Graph Matching

Yongjian Zhang, Jinshan Liu, Lin Wang
To support implicit knowledge acquisition in manufacturing process design and increase the enterprise’s rapid response capabilities and competitiveness, similarity measure on manufacturing process was studied in this paper. Based on the characteristic description of modular process unit, process representation...

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...

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...

Design and Manufacture of Football Gates of Round Frame and Suspension

Guanghui Yang
Exercising installations are playing important role in assisting the modern teaching and training of football, but so far few exercising installations have been developed. In this paper, novel football gates were designed and manufactured to improve the teaching and training of football, and the basic...

Fault diagnosis of Wind Turbine Pitch Systems based on Kohonen network

Xinli Li, Wanye Yao, Qingjie Zhou, Jianming Wang
The wind turbines has a lot of operational failure parameters and some isolated sample;what’s more , so direct use of neural networks for fault diagnosis easily lead to performance decreased .For this situation, we propose use of similarity function combined with Kohonen neural network for fault diagnosis:first...

The Scenario-Based Verification Method of the Buildings’ Energy Balance: The Analyzed Parameters and Implementation Algorithm

Volkov Andrey, Chelyshkov Pavel, Sedov Artem
This article was performed within the Russian State tasks MSUCE project "Methodology of ideas, design and verification of energy-efficient engineering systems conventionally abstract objects (on formal models of buildings)". The article describes the algorithm verification scenario of the energy balance...

Research on Characteristics of KTiOPO4 Crystal Applied in Red Laser

Yan Sun, Dan Yu, Weitong Hu
In this paper, the range of frequency doubling wavelengths is analyzed through KTiOPO4 (KTP) dispersion research.The best phase-matching angle of KTP crystal for frequency doubling at 1319nm is calculated as well as the effective nonlinear coefficient.Thus the KTP cutting method is determined.In the...

Study on the clutch hysteresis response in accordance with the change in clutch oil line characteristic

Sik Kim Hyun, Woo Kim Hyang
This thesis conducted a comparison analysis via an experiment on clutch pedal effort hysteresis response characteristic in accordance with oil line characteristic which makes up the drive system in automobile clutch. Clutch drive system experiment Jig was composed and used in comparison analysis of response...

The Mixed Cloud Interoperability Model Design for Secure communication

Huayi Yin, Lizhao Liu, Genshun Dong, Jiangshui Hong, Lili Liu
To solve the problem of establishment for Secure communication trust engender and the problem of mixed cloud secure communications need to relay on the IAAS to transmit the trust, it presents a new trust root function drive by a trust root-alternate array and image root divisions function made of multiple...

Research on the Risk Assessment on the Mass Freight Transportation Network Methods and Application Study

Yingting Long, Xifu Wang
In today's society,mass freight logistics demand is growing stronger,market competition is becoming increasingly fierce,and transport uncertainty is increasing. Risk assessment is one of the most important part, it is conducive to the realization of low cost, high quality transport services. In this...

An automatic blood vessel segmentation method for retinal images

Jingdan Zhang, Le Wang, Yingjie Cui, Wuhan Jiang
This paper presents an automatic blood vessel segmentation method for retinal images. Our method integrates the dual-tree complex wavelet transform (DT-CWT) with the graph-based algorithm. The DT-CWT is used to construct the multi-scale features for each pixel, which is directionally selective and robust...

Research of the reactor vessel sealing surface inspection parallel robot control system

Tao Zhang, Qingsong Liu, Tenglong Li, Jiajie Chen, Liangzhong Jiang
Based on the computer control technology and confocal white light measurement, used the visual detection to plan the path, proposed a control algorithm for the detection and location, designed a control system for the parallel robot to inspect the reactor vessel sealing surface, realized the automatic...

Simulation of magneto-rheological semi-active suspension system of EV driven by in-wheel motor

Shuanglong Zhu, Hailu Tang
Semi-active control of vehicle suspension system can be realized by adopting the magneto-rheological damper. This paper does research on EV driven by in-wheel motor,which adopts the motor suspension device and the magneto-rheological semi-active suspension. Based on the vehicle dynamics theory, the three...

Two degrees of freedom rotating wall blocking sunlight directly tracking control model

Shuying Wang, Yi Wang
This paper expounds the necessity of sun tracking, the paper analyzes the straight line direction and plane around the essence of fixed-point movement, designs the light hitting the track vertical model, details model of the structure feature and functional performance, gives control equations and the...

The stability of bi-additive functional equation on a restricted domain

Weiwei Liu, Peisheng Ji, Lin Wang
The stability problem of the bi-additive functional equation has been studied by Krzysztof Ciepli ski. In this paper, we will investigate the stability of the bi-additive functional equation on a restricted domain.

Five-axis Spline Interpolation Algorithm for Digital Manufacturing System

Huiying Li, Liangji Chen
At present, Non-Uniform Rational B-Spline(NURBS) curves are mostly used to generate arbitrary contour of a complex shape in the CAD field. In this article, a new method with NURBS technology is presented and realized in a location and federate controlling system. In the method, the tool paths and the...

Hardware Qualification Research On Digital Control System

Rui Li, Jianwen Qiu, Jishi Guan
As the acceleration of the process of localization, hardware qualification becomes more and more important for digital control system. This paper states the advantages of digital control system and importance of qualification. It summarizes the contents of qualification test. Based on virtual instrument,...

Portable Elevator Integration of Multi-parameter Measurement Instrument Design

Pengfei Wang, Zonghua Li
This paper introduced a portable elevator integration of multiple parameter measuring instrument, which can measure distance, resistance, voltage, current, rotation speed, linear speed, etc. and be easy to carry with a compact structure at the same time, providing a convenient, efficient, and fast testing...

New Solution for Isolation of Multi-tenant in cloud computing

Manzhi Yang, Huixiang Zhou
Data of multi-tenant is stored together in cloud computing, in order to ensure the data security of tenants that we must to isolate the application and data of each tenant, the security of all tenants may be affected and even cause the whole system to be broken down if the scheme of data isolate is failure,...

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...

Research and realization of 3D digitization of static fabric based on Gray code

Jian Li, Xirui Du, Xiaojiao Tao, Chengyan Zhang
Combined with the Gray-encoding structured light and binocular stereo vision, the 3D digital reconstruction of the static fabric is realized in this paper. Zhang Zhengyou camera calibration method is adopted to achieve camera’s stereo calibration. After choosing effective area and binarization, the images...

A hybrid algorithm based on neural network for DO concentration control

Ran Zhen, Liang Wang, Xueli Xu, Xiaojing Wu, Chao Si, Han Bai
The control of the dissolved oxygen concentration in an aerobic reactor is one of the most important and challenging tasks, because of its strong nonlinearities and large uncertain dynamics. In this paper a hybrid algorithm is used to approach this nonlinear dynamic system using feedforward neural network...

Reliability evaluation of distribution network based on improved non sequential Monte Carlo method

Jie Zhu, Chao Li, Aihong Tang
In this paper the idea of stratification is utilized to form a homogeneous-stratified sampling method, which can increase the efficient of power system random fault state evaluation. Applying this method for reliability evaluation only generates a small number of independent random numbers, it decrease...

A new technology of GPS for field test drivers

Xiaojie Jia, Jie Kang, Yan Zhao
This paper introduces a kind of field test system of appraisal driver application in GPS technology inspection. Through two sets of GPS devices installed on the driver test vehicle and difference base station established on the ground, the contour coordinates of outside the vehicle movement state are...

The NDIR CO2 Sensor Implementation and Temperature Compensation

Seung Hyun Paik, Seung Hyeop Yang, Jun Yeong Lee, Hong Bae Park
Recently, the CO2 sensor is used in various fields like industry, agriculture, firefighting, air quality system, and so on. The contact type CO2 sensors have been used extensively because of a very low energy consumption and small size. However, they have a negative side such as short lifetime and poor...