Proceedings of the 3rd International Conference on Material, Mechanical and Manufacturing Engineering

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440 articles

GIS-based Geostatistics and Multi-Criteria Evaluation of Steel Casing Failure

Jing Chen, Yiliang Liu, Qingjie Zhu
Geostatistics is a very important tool of surface analysis in GIS application. Firstly, spatial dependency that represents the similar extent of neighboring points is used to analyze spatial data values and their locations. Spatial variability is calculated to assess spatial data in terms of distance...

Comparison of the effect of various carbon fillers in the paraffin-based phase change materials------A Review

Peng Guo, Yuhan Du, Xianlin Zhang, Lingling Meng
Using phase change material (PCM) as an energy storage medium is one of the most efficient ways of storing thermal energy. An important organic PCM is paraffin. There are a lot of advantages of paraffin, but an undesirable property of paraffin wax is its low thermal conductivity. The main methods to...

Transmission Error of Static Characteristic for Planetary Gear Transmission in the Field of High-power Tractor

Xianqing Lei, Zhenhua Cai, Mingzhu Zhang
According to the structural characteristics of planetary gear transmission in the field of high-power tractor, a statics of calculative model for the load distribution of planetary gear transmission system is established. With the theory of equivalent mesh error, the main factors which affecting the...

The molecular orientation in Monomolecular Layer of Asymmetrically Substituted Copper ( ) Phthalocyanines

Zhenxing Wang, Haining Cui, Shiquan Xi
Systematic research on monomolecular layer of asymmetrically substituted Copper ( ) Phthalocyanine (CuPc) and mixed CuPc with arachidic acid (AA) has been done. In this paper an attention is focused upon the molecular orientation in the film by means of the surface pressure-area ( -A) isotherm method,...

Optical Calculation with Three Sources

Zhimin Zhou, Cailing Wang, Xiaoyan Li
The optical beacon is an important position indicator in aviation, sea transportation and the sea lifesaving. As an optical indicator, the optical beacon has been applied in many fields With the need of the remote indication, the optical beacon with LED sources, owing to high brightness and luminous...

Patron Driven Acquisitions Via Mobile Crowd Sensing

Qiancheng Yu, Xiaofeng Wang, Fangzheng Yang
The concept of readers participating in the selection of library materials has been around for some time, but in recent years, with the the popularity of smart mobile phone, new opportunities for patron-based selection have emerged. In this paper, we propose a patron driven acquisitions mode via mobile...

Study on the electricity generation performance of double chamber microbial fuel cell in coking wastewater treatment process

Hongduan Xie
Double chamber microbial fuel cell with anaerobic and aerobic was used in treatment of coking wastewater. The influence of electrode materials, initial COD and temperature on the power generation performance of microbial fuel cell was investigated. The results shown that, the electricity production performance...

Preparation of Zr52.8Cu29.1Ni7.3Al9.8Y1 bulk metallic glass by hereditary process

Shuaidan Lu, Shuchen Sun, Xiaoxiao Huang, Xiaoping Zhu, Xiaodong Li, Ganfeng Tu, Shaodong Huang
Zr-based bulk metallic glass possesses the highest potential as a structural material among metallic glasses. However, its potential application has been restricted by a number of issues, such as fragility, small size and difficult fabrication into different shapes. In this paper, an attempt is made...

Video mosaic for panoramic image

Zhaoxia Fu
This paper presents an optimal mosaic method of panoramic video image. Firstly, the multi-resolution decomposition algorithm is applied to image registration, and the registration method of phase correlation is optimized, and the iterative process will be conducted on the image level of low scale. Given...

SIFT Algorithm For Image Stitching

Pan Zhang, Jun Ruan
An algorithm based on SIFT feature detection method(Scale Invariant and Feature Transform) and using conversion step of the circular area selection feature points described are introduced into image feature detecting and matching for better real time performance and higher precision.Improved SIFT features...

Research on Heterogeneous Communication Network for Power Distribution Automation

Qiang Yu, Hui Huang, Yue Yu, Chuan Liu
To solve the problem of current communication network for smart distribution automation, key technologies of heterogeneous networks were analyzed and researched, including network resource management, dynamic network selection and intelligent switching strategy as well as channel protection algorithm...

Present Status and Trend of Development of Transmission Fluid Simulation Software

Hongmei Liu, Le Mi, Yi Lv, Jianjun Wang
The developmental history and progress of the fluid transmission are introduced in this paper. As well as the importance of the simulation software about fluid drive is pointed out, the advantages and disadvantages of several typical fluid driving simulation software (CFD) between domestic and international...

The gas temperature compensation research based on TDLAS technology

Chenchen Hu, Xiaowei Chen, Zhengying Li
Tunable diode laser absorption spectroscopy (TDLAS) technology has the characteristics of high sensitivity, selectivity and rapid response. The tunable and narrow linewidth of semiconductor lasers are used in this technique to realize the rapid and accurate online detection of target gas concentration,...

No-reference Image Quality Assessment Approach by Compressed Sensing and Mixture of Generalized Gaussian Distributions

Bin Wang
This paper proposed a new no-reference image quality assessment approach based on compressed sensing and mixture of generalized Gaussian distribution (GGD). The image is processed by compressed sensing at first, then sparse coefficients of compressed sensing are modeled by mixture of GGD. The parameter...

Existence of solutions to a class of generalized vector variational-like inequalities in fuzzy environment

Chao Wang, Yali Zhao, Dongxue Han
In this paper, we introduce and study a class of generalized vector variational-like inequality problems in fuzzy environment. Under suitable conditions, we get the existence of the solution to the generalized vector variational like inequalities in fuzzy environment by using the known Fan-KKM theorem.

Reviewe of Biomass Energy utilization technology

Zhenglan Li, Zhenhua Xue
With the development of the society, oil and coal resources gradually reduce, as a sustainable, renewable energy, the development of biomass energy became the inevitable trend to save resources and protect the environment. At present, Biomass energy is rapidly developing in the paper-making, power, gas...

The Design of Video Surveillance System Based on IEEE802.11n Protocol

Qingliang Shao, Ziyang Ye, Yuerun Wang
A design of system of video monitoring cars based on IEEE802.11n protocol. STM32 chip as the control core, image data gathered by free driver USB camera, was used to compression coding, which was sent to video receiver by the use of RT5350 wireless router module with WIFI. Then the user could send control...

Parametric analysis and design methods of Torsion thrust measurement system

Xing Jin, Dapeng Wang, Yanji Hong
Parametric analysis and of system design is the basic issue of torsion thrust measurement system. Based on parametric analysis of thruster size, weight and maximum thrust, as well as torsion damping ratio, vibration frequency and the torsional stiffness coefficient, the thesis proposes a method for parametric...

Analysis of key technologies in the Internet of things

Rui Wang, Jinguo Wang, Na Wang
It is known as the third wave of the information industry after the personal computer and the Internet technology. IOT is an important breakthrough in the new century. On the basis of analyzing the system structure and technical characteristics of the Internet of things, the key technology of the Internet...

Robot global path planning based on improved ant colony algorithm

Rui Wang, Jinguo Wang, Na Wang
In this paper, we present a path planning for mobile robot based on improved ant colony optimization algorithm. In order to increasing the algorithm’s convergence speed and avoiding to fall into local optimum, we proposed updating the pheromone residues. Experiments show that this method is effective...

The Optimization of College Music Teaching based on Multimedia Technology

Bing Xia
The application of multimedia technology in college music teaching has important practical significance. The article analyzes the effect of multimedia technology in music teaching and discusses the optimization of multimedia technology in music teaching on the basis of the principles adhered to from...

A Nondestructive Method for Measurements of Complex Permittivity of Microwave Dielectric Substrate Materials

Fei Zhao, Pei Xu, Changtao Sha, Wenfeng Wang, Jinsong Kan
A nondestructive and accurate measurement method and related apparatus based on the split-cylinder resonator techniques is descried in this paper. The dielectric constants and loss tangents of the flat substrate materials are suitable to be characterized and then calculated by software programmed according...

GIS Application based on Cloud Storage for Atmospheric Environmental Monitoring

Han Mei, Feng Ke
GIS has been introduced to Jining’s air quality automatic monitoring system. The system provides the client with easily available services of high quality. In order to meet the need of big data storage of the monitoring system we designed the distributed cloud storage framework to deploy MongoDB storage...

Research on the multichannel measurement system in the forest soil respiration

Zhiping Wang, Aidong Xu, Yanc Song, Bingjund Yan, Boe Hu, Qinning Liu
According to the requirements of the forest soil respiration experiment, the multichannel measurement system in the forest soil respiration is researched and designed. The system selects the Programmable Logic Controller (PLC) as the core controller, changes the measurement channel by switching the measurement...

Study on the Virbration of Slab Mill Support Roller

Hang Wan Xiao, Wei Dong Zhao, Yong Liu Sheng
The vibration analysis model of slab mill is established in this paper according with the multi-body dynamics theory. The relationship between the vibration displacement and time of the support roller in different conditions is obtained through simulation analysis. Under different damping conditions,...

Load Forecasting based on Fuzzy Time Series

Pei Ao
Load forecasting is a traditional research issue in the field of electric power system. In this paper, an improved fuzzy time series approach is used to forecast load. Firstly, a method of unequal-sized intervals partitioning based on K-means algorithm is proposed. Secondly, improved fuzzification method...

Efficient File Sharing Scheme Based on WebRTC

Quanfeng Duan, Zhenghe Liang, Limin Wang
WebRTC is a relatively hot technique for web in the recent years, simple Javascript API can achieve the communications of common data types even audio and video data types between browsers supporting HTML5. Moreover, it possesses the features of no plug-ins, cross platform, low development and usage...

On primary construction of Plateaued functions

Tianfeng Sun, Bin Hu, Yan Liu, Liping Xu
To resist different kinds of attacks, Boolean functions used in the cryptosystem should have good cryptographic properties. The Plateaued functions, a large class of Boolean functions containing Bent functions and Partial-Bent functions, are good choices. Therefore, the study of construction and cryptographic...

Application study of the Tunnel Seismic Prediction method in Qiyueshan tunnel

Wei Lu, Jing Wu, Shucai Li, Zhenhao Xu, Liping Li, Yanhuan Zhang, Lun Zhou
For deep tunnels, their engineering geological and hydro-geological conditions are highly changeable and complex. Rough construction often triggers or produces accidents, such as water inrush, mud inrush, landslides etc. For informational dynamic design and construction of tunnels, it is of vital importance...

Crack Tip Fields for Anti-plane Interfacial Crack between Functionally Graded and Homogeneous Piezoelectric Materials

Xiao Chong, Yao Dai, Guixiang Hao, Zhiqiang Zhang
The problem of an anti-plane crack situated in the interface of functionally graded piezoelectric materials (FGPMs) and homogeneous piezoelectric materials (HPMs) is considered under the impermeable assumption of crack surfaces. The mechanical and electrical properties of the FGPMs are assumed to be...

Cutting Temperature investigation when Heavy Milling Welded Aluminum-Thin- Walled Hollow Structure

Y. F. Ge, J. M. Hou, X. L. Jia, C. Liu
Carbide tools were used to investigate the cutting temperature when heavy milling 6N01-T5 aluminum thin-walled hollow W-shape structures. The results showed that the value of cutting temperature at the area of weld seam or the intersectant ribbed slab was 40-60% times higher than that of cutting the...

Effect of Ionic Strength on Adsorption of Corncob Xylitol Residue on Cr(VI)

Jingwen Xue, Fandeng Meng, Yantao Liu, Huagai Xia
The adsorption of xylitol residue in 200mg/L of Cr(VI) solution at different ionic strength was studied. Results show 97-99% of Cr(VI) can be effectively adsorbed when Ca and Na ion concentration was ten time of Cr, and the adsorbing ratio decreases with the increasing of Ca and Na concentration, indicating...

Numerical Simulation on determining technological parameters of vibratory aging treating for large-sized welding box-section beam structure

Jian-Ke Fu, Jun Jin, Xing Zhou
In order to determining technological parameters of vibratory aging treating for large-sized welding box-section beam structures, kinetic analysis was carried out according to the industrial standard. The natural frequency, vibration mode and the curves of amplitude-frequency were obtained by using Finite...

Sentiment Analysis in the Online Health Community

Bing Wu, Yu Peng
Nowadays, accelerated urbanization and improving living standard have brought some unexpected negative influences, making modern citizens more suffered from chronic diseases. On the other hand, with the innovation of information technology, Web 2.0 is able to provide an accessible and unobstructed channel...

A High Dynamic Performance PMSM Sensorless Algorithm Based on Rotor Position Tracking Observer

Tianmiao Wang, Shiqian Dong, Yong Tao, Ye Wang, Zhongyuan Chen
In this paper a new permanent magent synchronous motor (PMSM) rotor position estimate algorithm is discussed. The algorithm adjusts the estimated rotor position PI controller, makes the rotor back electromotive force produced by rotor permanent magnet on d axis veins. Compared with other PMSM position...

Design and Realization of Abnormal warning system of Measuring Equipment

Li Shen, Hua Tian, Yiyi Gan, Xiang Peng, Wei Qin
Substation basic is equipped with electric energy metering system, but the electric energy metering system does not have the energy metering run abnormal alarm function. This paper introduces a measuring equipment, using the existing data of electric energy metering system by expanding calculation, realize...

Methane Detection at Low Concentration Based on 2f Harmonic Signal

Yingting Luo, Xudong Ouyang, Hao Wu, Feng Li, H. T. Song
This paper presents the methane detection at low concentration based on 2f harmonic signal to achieve highly sensitive monitoring. Since methane is the characteristic gas in power transformer oil once a thermal fault at low temperature (<300°C). Based on wavelength modulation and tunable diode laser...

Study of the Improvement with Local Repair on AODV

Mutian Zhu, Ping Zong, Haotian Zhang, Dan Wu, Chengxiang Hua
In this paper, we introduce a new improvement on AODV, which is a typical case of reactive protocols. One of the most important disadvantages of AODV is its long e2e delay, thus we focus more on the algorithm of reconnection when a chain scission happens. According the characteristic of AODV, each node...

Insulator Defect Detection Technology Research

Yang Gao, Aoran Xu, Ou Qun, Liu Zhang, Yupeng Wang
Nonlinear composite insulator voltage distribution is big, the umbrella skirt interval is small, this brought difficulty to defect inspection of composite insulator. Article is studied based on electric power within the composite insulator type defect inspection technology, the principle of uv pulse...

Composite Insulator Charged Detection Technology Research

Yang Gao, Aoran Xu, Ou Qun, Liu Zhang, Yupeng Wang
Due to the defects in composite insulator failure caused by more and more, it is necessary to detect defects in charged composite insulator. Composite insulator were summarized in this paper, detail defect in charged the research situation of detection technology, this paper expounds the several typical...

Design of a Novel Composite Dielectric Metallic Structure Reflectarray

Tingzhou Jiang, Hu Yang, Shaojun Mao, Lei Gu, Fei Zhao
In this paper, a novel hybrid structure of reflectarray with dielectric cylinder, metallic cylinder and metallic ground is designed. This structure can generate a pencil beam in a desired direction by adjusting its phase appropriately with its 1-dB gain bandwidth achieving 22.56%. Moreover, radiation...

Development of High Temperature Pressure Sensor for Oil and Gas Field Based on SOI

Yong Chen, Xiaohong Bai, Shuqin Xiao
According to the pressure testing requirements under high temperature and high pressure environment in oil and gas field, this paper introduced the design and development of a kind of high temperature high pressure sensor chip, and solved the problems of thermal stability of traditional piezoresistive...

Research on Z-source Inverter Based on Harmonic Suppression Methods

Haigang Zhang, Yuanyuan Nie, Yinzhong Ye, Bing Xu, Weiwei An
Based on the Z source inverters operating characteristics studied, and has carried out harmonic analysis by simulation of its output voltage. Through the reasonable design of carrier frequency, filter design and triple frequency harmonic injection method to suppress the output voltage harmonic, the Z...

Analysis of Roll Equivalent Crown of CVC-6h Mill

Guang-Hui Yang, Jie Zhang, Jian-Guo Cao, Zhen-Ning Xie
The 2180 mm tandem cold rolling mill is one of the widest cold mills in the world, and it improves the output and production efficiency largely, but some problems puzzle the production such as shape problems of strip, especially the limit width specification. In order to solve the problems, it is necessary...

Research on Millimeter Wave Fuze Echo Signal-to-Noise Ratio under Projectile Motion

Jie Zhou, Shuo Wu, Haibin Wu
In order to calculate the millimeter wave proximity fuze echo signal to noise ratio accurately,analyzes the factors that influence the motion of the projectile fuze echo signal to noise ratio of fuze and target distance, fuse and target grazing angle and target to the scattering characteristics and other...

Research on Applied Technology with Online Boosting Algorithms

Xiaowei Sun
Boosting is an effective classifier combination method, which can improve classification performance of an unstable learning algorithm due to its theoretical performance guarantees and strong experimental results. However, the algorithm has been used mainly in batch mode, i.e., it requires the entire...

the index optimization of Teaching Quality Evaluation based on Boolean Matrix algorithm in Rough Set

Hongli Yuan, Sumin Yang, Lei Wang, Huiqian Zhang
The objective evaluation of teachers’ teaching quality can stimulate teachers’ teaching enthusiasm and improve teaching quality. In this paper we apply an algorithm based on Boolean matrix in rough set for data analysis on the evaluation of teachers’ teaching quality, optimize the evaluation index and...

Advances in Enzyme Assisted Extraction of Natural Products

Xian Cheng, Liangwu Bi, Zhendong Zhao, Yuxiang Chen
This review gives a summary about the application of enzyme assisted extraction in natural products, especially, the mechanism of enzyme assisted extraction and its further improvement. The target of this review is to find the potential value of biotechnology for industrial application.

Improving photocatalytic activity of K2Ta2O6 by Sulfur anion doping

Jun Cao, Jing Li, Yu Zhou, Chaorong Li
The photocatalysts of S-doped K2Ta2O6 have been successfully synthesized by hydrothermal method. Effects of S doping to the K2Ta2O6 on the structure and photocatalytic performance are systematically investigated. The S was successfully introduced into the lattice sites of Ta5+ at the state of S6+. The...

Effect of the Addition of Carbon on the Sintering Properties of Boron Carbide Ceramics prepared by Pressureless Sintering

Xiumei Shi, Jianwu Cao, Zhipeng Li, Dongming Yan
Effect of the addition of carbon on the sintering properties of pressureless sintered boron carbide ceramics was investigated by using carbon black and phenolic resins as the main additives. There were three ways for adding Carbon, carbon black adding, phenolic resins adding and adding carbon black and...