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

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279 articles

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

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

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

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

Multi-sensor Data Fusion Based on Biased Estimation Method for Wind Speed Measurement

Xingjia Yao, Yingbo Wang, Wei Wu, Liao Jun
Multi-sensor data fusion techniques combine data from multiple sensors and related information to achieve more specific inferences compared with using a single, independent sensor. In order to make full use of the information collected by multi-sensor and to increase the accuracy of wind speed, a wind...

Research on Multi-mode Swimming Control Modeling of Bionic Underwater Propeller with Double-Tail Fins

Ou Xie, Boquan Li, Qin Yan
A novel type of bionic underwater hybrid propeller is proposed, which combines the undulation propulsion and jet propulsion by the use of the double tail fins cooperative driving, and is capable of achieving a serial of motions: cruise, acceleration, turning and braking. Targeting at approximate smooth...

Improved strength and durability of concrete by bacterial carbonate precipitation

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

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

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

Sensitivity Analysis of the Factors Affecting Rockfall Distance

Ying Yuan, Shuaiwei Wang, Shanshan Liu
In rock slope engineering, the research on the distance of the rockfall has a great significance for the protection of people's life and property safety. First of all, the sensitivity analysis for the factors influencing the distance of the rockfall is performed by the method of orthogonal test method....

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

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

Study on the Application of Rapid Excavation Technology in Rock Tunneling

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

The research and simulation on passive solar house with the attached sunspace in Beijing

Chunzhen Qiao, Yuqing Zhao, Tao Yu, Ai Ge
Through carrying out experiment and test on sunspaces-attaching passive solar house and thereference room seated in the cold region of north China, under the same condition of these two’s initial status, energy-saving effect of solar house under different operation modes has been analyzed in this paper....

Multi-model And Fuzzy PID Control for Fixed-wing UAV

Dali Zhou, Qingbo Geng
This paper puts forward a kind of unmanned aerial vehicle (UAV) control method for longitudinal dynamics. Which includes velocity loop (inner loop) and height loop (outer loop). Multi-model adaptive control is used to control the velocity of UAV in the inner loop. The construction of model set and switching...

Development of the Downhole Data Memory Releasing Device

Jibo Li, Weining Ni, Sanguo Li
With the development of geologic mapping and resource evaluation technology, traditional data transmission method, such as mud pulse telemetry and low-frequency electromagnetic telemetry, can’t meet the requirement of large amount of LWD data transmission in downhole. This paper gives a new transmission...

Design of Visual Servo Robot Tracking System Based on Image Feature

Yue Guo, Xiaolan Yao, Wei Li
The purpose of the paper is to design a visual servo robot system to finish some tasks with a better effect instead of workers. This system is designed with closed-loop control based on image feature, and it is more accurate than the control based on position. The system consists of two parts, including...

Design of analog acquisition and storage system about airborne flight data recorder

Changyo Li, Pengfei Sun
In view of the problem that the increasing complexity and storage capacity about current flight parameters, proposed a design program of analog data acquisition and storage system about airborne flight data recorder based on STM32. Adopting STM32F103ZET6 as the master controller to c analog and store...

Algorithm Design of Gesture Word Recognition Based on Vision

Yanling Zhang, Zhengqiang Yang, Yunfeng Wang
Through the analysis and process of visual images of gesture words, this paper realizes the recognition of the gesture words, and this will lay a good foundation to recognize gesture language. Firstly the acquired images are preprocessed by denoising; secondly the gesture images are segmented from the...

Information-applied Technology for SES on subway thermal environment simulation

Jun Wei, Yijia Chen, Xinru Wang, Fan Li, Song Pan, Huiyu Xue, Yiyi Xiang, Lang Xie
With the development of the city, the subway has been developed vigorously. along with a large number of subway construction, the use of subway design simulation software was more and more prominent. SES simulation software is commonly used software in China Subway Thermal Environment Simulation and...

A novel LBP-Mean shift segmentation algorithm for UAV remote sensing images based on LBP textural features and improved Mean shift algorithm

Surong Xiang, Jingwen Xu, Junfang Zhao, Yong Li, Shaoyao Zhang
The proposed method deals with the joint use of the textural features and the image edge by the remote-sensing images.A definition of an adaptive segmentation algorithm is considered.Based on LBP features detecting,the textural information associated with each cell images is extracted as the set of connected...

Signal Sparse Decomposition Based on Adaptive Chaos Fruit Fly Optimization Algorithm

Ming Yang, Wei Liu, Beichen Chen
Sparse decomposition can represent signal with small number of atoms. But, its high computation complexity hinders practical application. Fruit Fly Optimization Algorithm (FOA) improves the efficiency of atoms’ searching, but the solution sometimes is not global optimum. In order to solve this problem,...

Data Warehouse Architecture for Metal Mine Enterprise with UML AND CWM

Xinrui Liu, Guoping Lei, Fengyu Ren, Hongbin Ma
Owing to the curse of inflated data and deficient information knowledge, we presented a new approach to construct data warehouse architecture for supporting data analysis and decision making with object-oriented and CWM (Common Warehouse Metamodel) technologies based on comprehensive analysis of current...

Design and Analysis in Multiple-Scissor-Linkage Applied to the Robotics Arm

Nan Hua, Zhangong Xie, Liangwei Luo, Xianshuai Chen, David J Tang, Hong Zhang
Multiple-Scissor-Linkage (MSL) is kinematic mechanic, and to be a means for using two or more pairs of scissor linkages operating in different planes for moving a device in linear or nonlinear motions specifically. It is a modular component that constructs long extending, high precise movement and stronger...

The Simulation and Research of Impedance-Matching Balance Transformer Based on Ansoft

Pan Sun, Jinghong Zhao, Xusheng Wu
The basic principle of impedance-matching balance transformer (IMBF)is introduced, the impedance matching conditions and current vector are given. Using ANSOFT finite-element simulation software for transformer modeling and simulation, the simulation results consistent with theory, shows the validity...

Control System Research and Performance Prospect of Low Impact Docking System

Lingxuan Zhang, Jingming Shao, Huaiwu Zou
Low Impact Docking System is an active control docking system with functions of docking and berthing, which represents the development direction of the next generation of space docking mechanism. In this paper, the system composition and operating principle of LIDS were introduced and the basic functions...

Mathematical model of heat supply of rooms for Automated control systems of energy saving

Sedov Artem, Ainagulova Aliya, Temirgaliyeva Ainur
On the basis of the nonlinear differential equations systems was developed and realized in a Math Lab package the behavior model of thermal processes indoors for automated control system of energy saving.

An supervised learning method for overlapping cells

Pengfei Shen, Jie Yang
The clustering phenomenon often appears in histopathology image, some cells overlap or touch together to from a big area. It is necessary to design an effective algorithm to separate the clustering cells into single one. We describe a generic method for segmentation microscopy images based on supervised...

Application of Steering Robot in the Test of Vehicle Dynamic Characteristics

Runqing Guo, Zhaojuan Jiang, Lin Yuan
The dynamic behaviour of a road vehicle is a very important aspect of active vehicle safety. Steering Robot is applied in the test of vehicle lateral transient response and on-centre handling. Instead of manual operation, Steering Robot makes complicated steering input conduct accurately and repeatedly,...

Reliability Analysis on the Injection System by Mapping T-S Fault Trees into Bayesian Networks

Yaxin Liu, Zijian Zhang, Ming Zhong
A novel reliability analysis technique based on Bayesian network and T-S FTA is proposed in this paper. In the proposed technique, the nodes in Bayesian network can be expressed in terms of fuzzy possibilities and the magnitudes of the failure in the system are expressed in term of fuzzy variables. The...

Study of Data Mining Algorithm in Social Network Analysis

Chang Zhang, Yanfeng Jin, Wei Jin, Yu Liu
Some mining methods and algorithms will be introduced to describe the social network. Method based on similarity measurement and inductive logic programming are useful here to analyze social networks, moreover, some specific datasets are used to analyze the characters of social networks by Ucinet which...

Influence of Strength Match on WELDOX960 Steel Weld Microstructure

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

Research on Security Evaluation System of Construction Machines and Tools of Transmission and Transformation Project based on AHP

Fei Peng, Ming Jiang, Kai Liu, Guangrui Tang
Aiming at the categories of machines and tools of transmission and transformation project, the article established the security evaluation system of construction machines and tools of transmission and transformation project based on analytic hierarchy process from three categories, which respectively...

A Mixed Covolume Method For The Pseudo-Parabolic Integro-Differential Equation On Triangular Grids

Xiaomei Zhang, Ziwen Jiang
In this paper, we present a mixed covolume method for the initial-boundary value problem of the pseudo-parabolic integro-differential equation. This method uses the lowest order Raviart-Thomas mixed element space on triangles as the trial space. The convergence analysis shows that this method yields...

Design of track fusion system for anti-aircraft gun fire network system

Lei Huang, Wencheng Jiao, Gang Liu, Yezun Sun
Anti-aircraft gun fire control networking can improve the whole battle efficiency of anti-aircraft gun fire system. Aiming at the data processing need of fire control network, a gun fire control network track fusion system is designed. The system is realized by C programming language, which can be applied...

Study on Sticky Information in Research Cooperation on SD Model

Xianglian Zhao, Wenqing Zhu, Hao Wu
The research alliance is an emerging technology innovation model, it will contributes to reduce its internal information stickiness play value and improve the efficiency of the research alliance. The paper analyses research alliance operation mode, summed up the research alliance within the research...

Method and Experiment of Multiply Increase the Motor Speed With 50Hz Frequency Power Supply

Yuejun An, Tianqing Yuan
The motor working in super-synchronous speed need the frequency converter with frequency power supply, but the high fee of the converter lead poor engineering economy. Design a simple and reliable method to make sure the motor could work in twice of original speed. The frequency multiplication power...

An evaluation model on enterprise E-Learning system

Bing Wu, Tao Song
As E-Learning is widely used as a training method in enterprises, it is obviously essential to evaluate effectiveness of the E-Learning system. Although the current research mainly focus on the quality which is related with the system, two dimensions of personalization and organization culture are neglected,...

The Technologies of Close-range Photogrammetry and Application in Manufacture

Xishuang Jing, Chengyang Zhang, Zhanlei Sun, Gang Zhao, Yida Wang
In this paper, the working principle and composition of close-range photogrammetry measuring systems are introduced and the general key technique in picking up measurement points and calibrating the camera are analyzed. The close-range photogrammetry measuring systems are compared with other major performance...

Alpha wave of sleep electroencephalogram analysis based on multiscale sign series entropy

Jianhui Jiang, Shitong Wang, Fengzhen Hou, Jin Li, Jun Wang
Sleep Electroencephalogram (Sleep EEG) detection and treatment can provide the basis for clinical diagnosis and treatment. According to the non-stationary random character of EEG itself, the paper proposed multiscale sign series entropy (MSSE) method and applied it to the state of sleep EEG analysis....

An Anti-windup Algorithm for PID Controller of PMSM SVPWM Speed Control System

Bingyang Luo, Mengchao Li, Ping Wang, Tianyuan Yu
PID controller is one of the most widely used in permanent magnet synchronous motor speed control system. Better control effect is to be obtained while applied in the speed-adjusted system for PMSM. To the problem of windup in the PID controller [1], this paper proposes an anti-saturation PID algorithm....

Research on 3D Modeling of Point cloud data Based on Terrestrial Laser Scanner

Meng Wu, Jianqiang Wang, Han Luo
3D Laser Scanning Technology has been extensively studied because it can get large number of the target surface point cloud data quickly. In this paper, we use the terrestrial laser scanner to get the point cloud data of the rock surface, for these point cloud data, we discussed the effect of instrument...

RT-FOCUSS Algorithm for Sparse Recovery in Fully-perturbed Linear Model

Xuebing Han, Zhaojun Jiang
In this paper, an improved and regularized algorithm is proposed to solve the sparse recovery problem in “fully-perturbed” model, which means perturbations present both in measurements and dictionary matrix. The paper shows how the regularized algorithm is derived based on TLS (total least-squares) and...

Simulation and Experimental Study on Asymmetrical Quenching Deformation of 7075 Al Alloy Thick Plate

Haiyang Yuan, Yunxin Wu, Chen Lei
Simulation and experimental study of asymmetrical quenching processes were carried out on 7075 Al alloy thick plates. Effects of heat transfer coefficient ratios, thicknesses, and widths on warping deformation by asymmetrical quenching were simulated, and an increasing heat transfer coefficient ratios...

Research on a Novel Denoising Method of Ultrasonic Measurement Signal

Lanyong Zhang, An Cao, Yixuan Du
A wavelet threshold denoising method is proposed. The new threshold functions in the method overcome not only the constant deviation between the estimated wavelet coefficients and the decomposition wavelet coefficients in the soft threshold function, but also the discontinuance of the hard threshold...

The Design of Quadcopter Frame Based On Finite Element Analysis

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

The Research into a Two-directional matrix-valued Quarternary Wave Wraps with multi-scale and Applications

Shiheng Wang, Chunyi Jiao
In this paper, we introduce a class of vector-valued four-dimensional wavelet packets according to a dilation matrix, which are generalizations of univariate wavelet packets. The defini -tion of biorthogonal vector four-dimensional wavelet packets is provided and their biorthogonality quality is researched...

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

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

Software Reliability Qualitative Evaluation Based on Modified Delphi Hierarchy Process

Peng Cao, Ziqiang Luo
An approach for software reliability qualitative evaluation by using a modified Delphi hierarchy process based on cloud model was proposed. When the weights of the factors affecting software reliability are determined, we can obtain software reliability qualitative rules using standard weighted association...

The design of Vehicle Low-speed intelligent braking system

Fanbiao Bao, Baoshan Huang
This document explains and demonstrates how to prepare your camera-ready manuscript for Trans Tech Publications. The best is to read these instructions and follow the outline of this text. The text area for your manuscript must be 17 cm wide and 25 cm high (6.7 and 9.8 inches, resp.). Do not place any...

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

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

Application of 2-D hydrodynamic mathematical model in the regulation project of secondary suspended river

Zhao Zheng, Tian Wu, Tianjiao Cui
The secondary suspended river in the lower of Yellow River has been developing seriously, Possibility of floods running along the main dike toe in the parts of reach, even the “rolling flow” maybe appear, the security of dike has been threaten greatly. To solve the problem of the secondary suspended...

Evaluation on Transfer Reliability of Wuhan Comprehensive Transport Hub Based on Fuzzy Comprehensive Evaluation

Hao Zhang, Xifu Wang
Urban Comprehensive transport hub transfer system is an important part of urban public transport network. It's functionality and high level of service is not only the needs of urban modernization, but also one of the important means to attract travelers to use public transportation to ease road congestion....

Interoperability Assessment for Building Information Modelling

Marina Figueiredo Muller, Eduardo Rocha Loures, Osiris Canciglieri Junior
The construction industry in its heterogeneity has a need for better communication and process coordination among stakeholders.  This lack of coordination is due to barriers in interoperability in strategic, conceptual and technological perspectives. Interoperability is the ability for agents to communicate...