Proceedings of the 2018 8th International Conference on Manufacturing Science and Engineering (ICMSE 2018)

Session: Machinery, Mechanics, Materials and Engineering Management and Engineering Education

70 articles
Proceedings Article

Torsional displacement ratio of frame-tube structure under expected rare earthquake

X.M. Chen, J. Duan, Y.G. Li
Columns in frame-tube structures may be damaged easily because of the torsional response, therefore, torsional displacement ratio was defined by national codes for spectrum analysis under frequent earthquake. For analysis of time-history under expected rare earthquakes, different from displacement angle,...
Proceedings Article

Study on the construction of project Management's ecological science and technology innovation capacity

Zhen Li
Both the construction of ecological civilization and the project management are widely concerned by people. This paper’s purpose is to analyze the relationship between project management and ecological civilization construction, and research how to strengthen the construction of ecological technology...
Proceedings Article

An experiment study on the impact mechanics properties of Cement Mortar affected by layer joints

Jianguo Wang, Yang Yang, Jiqing Yang, Xianglong Li, Peilian Xu
With the help of SHPB apparatus, do the research on the energy transfer rule, strength characteristics and failure pattern of complete mortar testing piece and specimens with 1~3 joints, under the similar impact speed. In addition, regarding the double parallel cracks specimens as an example to explore...
Proceedings Article

Research of the Penetration Process for Concrete Target Based on the Finite Element Method

Feng Wang, Juntao Dai, Binsen Gao, Yihong Ma
A damage rate dependent constitutive model suitable for penetration calculation is introduced in this paper. The finite element program is applied to simulate the penetration of a projectile into concrete target. The simulation results of residual velocity are in good agreement with the experimental...
Proceedings Article

Preparation of SnO2 Nanoparticles by an Electrodeposition-Based method for Use in Gas Sensor

Zizhao Pan, Fengqiang Sun
A new electrodeposition-based method was introduced to prepare SnO2 nanoparticles for use in resistive-type gas sensor. Different from most electrodeposition methods, the product formed in electrolyte rather than on the electrode was collected and used. This product was easier to be coated onto a substrate...
Proceedings Article

Research on vibration and acoustic radiation characteristics of underwater vehicle superstructure with composite sandwich panel

Di Jia, Xueren Wang, Ruijie Liu, Xuhong Miao
Compared with traditional steel materials, sandwich panel has been widely applied in underwater vehicle structure because of the high specific strength, excellent acoustic performance and strong design ability. Based on the acoustical-solid coupling finite element method, the vibration and acoustic radiation...
Proceedings Article

Research of Power Consumers Behavior Using Fuzzy C-means Algorithm

Xiaohui Chang, Lei Yu, Yulong Han, Tao He, Xiayi Hao
Fuzzy C-means (FCM) algorithm is used to cluster monthly power consumption data of power consumers, which has been pretreated, in a certain domestic area, and power consumers clusters in three different months and each of clustering centers can be obtained. According to the algorithm, the reliability...
Proceedings Article

A Conceptual Framework for Lithium-ion Battery RUL Prediction Using Deep Learning

Shiqiang Zhao
In this paper, a conceptual framework for Remaining Useful Life (RUL) prediction of lithium-ion battery integrating deep learning is presented. The main processing stages, i.e., feature extraction, redundant information removal, data preprocessing, DNN model training, RUL prediction and evaluation, are...
Proceedings Article

Coupling charge blasting research

Huagang Xie, Lingli Wu, Yanqi Fan, Guoguo Wang, Jun Pan, Kun Cheng
From the theory of coupled charge blasting, the coupling charge blasting test and the field application of coupled charge blasting, the total energy of coupled charge explosive burst stress wave is the strongest, and the explosive energy is more used to crush the near borehole medium .
Proceedings Article

Research and analysis of uncoupled charge blasting

Huagang Xie, Lingli Wu, Guoguo Wang, Yanqi Fan, Kun Cheng, Jun Pan
The research status from coupling blasting theory, experimental study on decoupling charge blasting, decoupling charge blasting field application research status, the decoupling charge blasting in the hole wall pressure increases, higher utilization of explosive energy, to enhance the ability of rock...
Proceedings Article

Performance analysis of graphene modified porous oil retainer materials

Rongjun Niu, Jianhu Zhang, Yanguang Ni, Si’er Deng
Porous oil retainer is a key factor to ensure good lubrication of the inertial navigation bearings. The PTFE/PI porous retainer made of the original recipe and process preparation, in the high-speed operation, will appear serious wear, high temperature rise, a large amount of oil loss in the micro pores...
Proceedings Article

Development of high performance self-Lubricating spherical plain bearings and their friction and wear properties

Rongjun Niu, Jianhu Zhang, Yanguang Ni, Si’er Deng
To meet high frequency oscillating and light load conditions, a kind of self-lubricating spherical plain bearing used in the helicopter main rotor system is developed. The self-lubricating liner material is designed and woven with PTFE+Nomex fiber by three dimensional weaving process.The high-performance...
Proceedings Article

Influence Factors and Microstructures of Machined Surface in Electrical Discharge Machining for SiCw/2024 Aluminium Matrix Composite

Dazhen Wang, Peifeng Feng
The microstructures of machined surface of the specimens in electrical discharge machining(EDM) for SiCw/2024 aluminium matrix composites were measured with scanning electron microscope(SEM) and Talysurf-6 roughometer, and the energy spectrums of them were analyzed using EDAX spectrometer. The results...
Proceedings Article

Failure Analysis on Input Gear of a Gearbox

Changkui Liu, Bing Zhang, Xing Chen
A tooth of the input helical gear of an intermediate gearbox in a helicopter fractured during testing. In order to find out the failure mode and cause, macro and micro observation, hardness and carburized depth testing, microstructure examination, surface roughness and round angle testing were carried...
Proceedings Article

Economic Analysis of New Energy-saving Maintenance Technology for Airport Pavement Concrete

Daoxun Ma, Yan Liu, Xin Su, Yong Lai, Peng Wang
Maintenance is an important means to ensure the quality of airport pavement concrete and an indispensable key link in the construction process of the airport pavement. This article through engineering example of airport pavement construction contrasts the economy of most commonly used geotextile maintenance...
Proceedings Article

Influence of Fiber on Anti-corrosion and Freeze-thaw Durability of Airport Deicing Platform

Daoxun Ma, Yan Liu, Xin Su, Yong Lai, Peng Wang
Fiber is capable of improving the corrosion resistance and freeze-thaw durability of concrete of airport deicing platform. After 300 freeze-thaw cycles, the relative dynamic modulus of plain concrete is reduced to 73.46%, and the relative dynamic modulus of fiber concrete is about 80%, that is, the fiber...
Proceedings Article

Numerical simulation of collision between two gelled crude oil particles in a pipe

Xiaoqing Li, Xiaoyang Liu, Youhang Li
In the hydraulic suspension conveying process, different size particles released from different positions into the flow field due to the different trajectories of collision, and the collision of gelled crude oil particles will lead to a large number of aggregated particles, is not conducive to the normal...
Proceedings Article

The Data Fitting of Motor Back-to-Back Test Based on Least Square Method

Guibin Sun, Fei Guo
The driving motor is the direct power source of electric vehicle, and speed、torque、work efficiency of motor have a great influence on the matching of vehicle powertrain. The back-to-back motor test not only can detect some key parameters, but also can detect the motor performance is good or bad. However,...
Proceedings Article

Oxidation behavior of 3D-C/SiC composites fabricated by PIP process at low temperatures

Yin Su, Zhangwen Zhou, Yusha Qi
The oxidation behavior of C/SiC composites, prepared at low temperature as 900, comparatively lower than currently reported fabrication temperatures, was investigated, which indicated that the C/SiC composites started to oxidize at about 600C, and the flexural strength was enhanced diversely after oxidated...
Proceedings Article

The Development of Steering Control Strategy on Engineering Vehicles Steer-by-Wire System

Manjiang Li, Jiangxue Chang
Steer-by-wire is the latest technology in vehicle steering system. This paper reviews the domestic and foreign development of steer-by-wire steering system. The structure ,characteristics and working principle of the steer-by- wire steering system were analyzed in detail. At last, the solutions that...
Proceedings Article

Design of the Belt Driving Device of the Laminator

Zhaogang Li, Yujie Zhang
The design of the belt transmission device of the lamination machine is carried out in the paper. The classification and power analysis of belt drive is introduced. The force analysis of belt drive is presented , the centrifugal force generated by the pulling force, drive force of the belt, baseline...
Proceedings Article

Design of the Pneumatic Device of the Some Type of the Laminator

Yan Ma, Yu Rong, Xin Yang, Dongxu Li, Lixin Chen
The pneumatic part of the lamination machine is presented in the paper. The type of cylinder is introduced. The parameters of pneumatic device are designed. The parameter design of the pneumatic device of the box cover, the design of the parameters of the lifting pneumatic device for the cylinder, and...
Proceedings Article

Hertz Contact Problem Treated by Isogeometric Analysis

Kunpeng Hao, Guolai Yang, Qingsi Cheng
The present penalty-based contact treatment will lead to a simple implementation, and it is difficult to determine a suitable value of the penalty parameter. The usual way is adopting an appropriate multiple of the modulus of elasticity. In this paper, an augmented method for isogeometric contact problem...
Proceedings Article

Effect of aging mode on the IMC growth of SAC(305)/Cu solder joints during aging

Min Qu, Tianze Cao, Yan Cui, Fengbin Liu, Zhiwei Jiao, Yuan Liu
Two different aging modes of continuous aging and interval aging were adopted to investigate the intermetallic compound (IMC) growth between Sn-3.0Ag-0.5Cu (SAC(305) )solder and Cu substrate. The morphologies of IMC layer are different during two different aging modes, and there is only one phase(Cu6Sn5...
Proceedings Article

Effect of reflow cycles on interfacial morphology of Sn-3.0Ag-0.5Cu/Cu soldered joints during solid-state aging

Min Qu, Tianze Cao, Yan Cui, Fengbin Liu, Zhiwei Jiao, Yuan Liu
The morphology of intermetallic compounds (IMCs) at Sn-3.0Ag-0.5Cu/Cu interface was investigated during solid-state aging with multiple reflow cycles. Results showed the scallop shape of Cu6Sn5 becomes elongated type with an increase in the aspect ratio gradually with increasing reflow cycles. Moreover,...
Proceedings Article

On Research Progress and Development Trend for Motion Control Problems of Industrial Robots

Xianxi Luo, Shubo Liu, Menghua Xu, Junjian He
Robotics is one of the most important technologies that affect human being in the twenty-first Century. Motion control is still the classical and difficult research problem in domain of industrial robot technology. In this paper, the important technical problems and research progress of the motion control...
Proceedings Article

Research on key technologies and operation and maintenance of Shandong terrestrial network communication system

Chen Wu, Hao Zhang, Chunshuai Lv, Le Yang, Dan Tian, Jinlong Song
The state land network project is China's "11th Five-Year" period included in the national high-tech industrial development project of the 12 major national science and technology infrastructure construction projects, this paper on the background of the state land network project and the significance...
Proceedings Article

The establishment of three dimensional test model

Ying Song, Rui Wang, Xuezhi Feng
To solve the problems of 3D mode quality inspection ,the automatic extracting software of 3D annotation based on process model is programmed by UG NX8.0 developing platform and C#10.0 developing environment. Achieve the function that drawing the model process information from 3D techology model, provides...
Proceedings Article

Research on the Production Process Optimization of Special Shaped Parts of Wood Furniture and Automatic Milling Technology

Qingru Ma, Xianqing Xiong, Yu Gao, Zhen Li
This paper makes an investigation and analysis on the status of special shaped parts processing of wooden furniture. On this basis, according to the shape and structure characteristics, the special shaped parts are classified. In addition, the processing procedure of solid wood special shaped parts is...
Proceedings Article

Experimental Study on Mechanical Behavior of Hinged Joint in Assembly Hollow Slab Bridge

Houxuan Wu, Jian Wang, Hanbin Yi, Xianglin Jiang
Using an opportunity of reconstruction of a assemble PC hollow slab bridge, the mechanical behaviour of a hinged joint and hollow slab under vehicle loads are discussed is this paper, such as the cracking load and load transmitting performance. The results show that the cracks occurred in the bottom...
Proceedings Article

Influence of N2 partial pressure on structure and oxidation-resistance of (CrAlSi)N coatings by arc ion plating

Rendong Wang, Zhaoan Liu, Shujuan Zhang, Mingsheng Li
Composite (CrAl)N and (CrAlSi)N hard coatings were deposited on 1Cr11Ni2W2MoV steel sheets by arc ion plating system under different N2 partial pressure (1Pa, 2Pa or 4Pa) respectively. The composition, microstructure, phase composition and oxidation resistance were characterized by SEM, EDS and XRD....
Proceedings Article

Research on adaptive event triggering schemes based on network control systems (NCSs)

Zhang Li
In this paper,a review of some of the existing event-triggering schemes and system, in which they are implemented is discussed. A summary of the main ideas of the event-triggering schemes is given. At the end of paper, the motivation for this research is given in detail.
Proceedings Article

Study and Application of Spectrum and Its Cepstrum In Fault Diagnosis

Wenbing Wu
In order to improve the correct rate of fault diagnosis, through combining cepstrum and dimension spectrum, dimension cepstrum was defined.Theoretically,  dimension spectrum, can suppress the Gauss noise completely,  cepstrum can reduce false peaks in spectra, but the noise has a significant influence...
Proceedings Article

Analysis of digital differentiator's differential effect

Wenbing Wu
In order to analyze the performance of the differential device, the cosine signals’ spectrum is caculated to compare. Differentiate has two methods: mathematical differentiate and digital differentiator, so two methods can be used to estimate the differential effect of digital differentiator. Digital...
Proceedings Article

Strengthening Maintenance Quality Control of Components to Improve the Reliability of B737NG Airplane Pneumatic System

Zhongjun Chen, Tao Wang
Through the statistics of the replacement parts of the B737NG aircraft pneumatic system, it is found that the precooler control valve(PCCV) is an important factor leading to the pneumatic system failure. It is concluded that the working conditions and the maintenance quality of the PCCV are the main...
Proceedings Article

Stochastic Gradient Optimization Method of Mechanical Parameters of Prestressed Concrete U Shaped Girder with Gaussian Objective Function

Lin Su, Jian Zhang, Cheng Xi, Qingyu Liang, Jiawei Tian
U shaped girder is a kind of low height bridge. The application of concrete U shaped girder is wide in highway and urban bridge. In general, it is composed of concrete and steel and compared with the mechanical analysis, little research has been carried on the inverse model of elastic modulus of U shaped...
Proceedings Article

Study on Data Synchronization Technology of Non-contact Coordinate Measurement Machine

Jingliang Liu, Yi Chao, Xue Hao
This paper analyzes the current situation of non-contact measurement at home and abroad, a profound understanding of the importance of data synchronous of non-contact measuring machine. Then, design three types of data synchronization experiment, and set up verification environments respectively to analyze...
Proceedings Article

Simulation of temperature induced colorimetric shift of environmentally friendly ZnAgInSe Quantum Dots

Ting Ji, Qi Ding
ZnAgInSe quantum dots with 5 and 6.7 nm particle sizes were obtained by accommodating the reaction time. The red shift in the photoluminescence spectra of ZnAgInSe quantum dots with size from 5 to 6.7 nm was caused by the quantum confinement effect. The temperature dependence of chromaticity coordinate...
Proceedings Article

Analysis of Temperature Field in Auto Starter Based on FEM

Jun Li, Hailong Deng, Pengfei Huang
Starter motor is an important part of the auto starting system. The analysis method of temperature field for auto starter based on FEM was given. The size of heat source and the heat transfer coefficient of materials were determined. Taking 1/4 model of motor as the research object, the finite element...
Proceedings Article

Test and analysis of electric arc machining characteristics of high-temperature alloy materials

Hai Peng, Xuliang Pan
Short electric arc machining is a new type of non-contact strong current machining, it has the charactristics of no cutting force, simple electrode manufacturing, high processing efficiency, etc. In order to study the machining properties of Ni-base high-temperature alloy materials,the mechanical machining...
Proceedings Article

Development of data acquisition system for digital display and measurement tools based on Bluetooth

Ying Song, Shuang Cheng, Xuezhi Feng
In view of the fast and effective quality inspection requirement of IOT technology, based on the inherent communication protocol and electrical interface of the gage, we develop the digital measuring tool networking and data acquisition technology based on wireless technology, and integrate data acquisition...
Proceedings Article

Experimental research on building material - ceramsite concrete

Jianqiang LI
In order to study the strength and crack resistance of lightweight concrete, this paper made the concrete using lytag as coarse aggregate block, and join in the block of polypropylene fiber in order to improve its strength and crack resistance. Use control variable law for reference block, the following...
Proceedings Article

Study on the Technologies of Close Range Photogrammetry and Applications in the Manufacture of Aviation

Gang Zhao, Chengyang Zhang, Xishuang Jing, Xuanzhe Ling, Siyu Chen
In recent years, the technologies of close range photogrammetry have been widely used in the manufacture of aviation, so the on the technologies of close range photogrammetry and applications are studied. The taking of measurement points and the calibration of close range photogrammetry are discussed....
Proceedings Article

Improved SOC Estimation Algorithm Based on Temperature Correction

Libiao Jiang, Jie Yang, Qilong Tai
In order to solve the problem of low accuracy of SOC estimation under complex operating environment, an improved SOC estimation algorithm based on temperature correction is proposed. First of all, considering the influence of temperature on the parameters of the battery model, the parameters of the model...
Proceedings Article

Condition Based Opportunistic Maintenance Strategy of Wind Turbine

Gengyin LI, Zeyu SHAO
The availability was low and the maintenance cost was expensive. In order to solve the problem, a new dynamical maintenance strategy applied to the component of wind turbine was presented, which was called condition based opportunistic maintenance strategy. In the strategy, Weibull proportional hazards...
Proceedings Article

Free Form Surface Five-axis 3D Printing

Shengli Wei, Ling Cao, Yuan Li
Being directed against the shortage of existing 3D printing, a five-axis 3D printer is designed, and a free form surface five-axis 3D printing method is presented. In this method, a five-axis 3D printer is used, a curved surface instead of a flat surface is used as the initial surface, each layer being...
Proceedings Article

Design of Slew Bearing of FPSO System Based on Finite Element Analysis

Chao Wang
Make the slew bearing for object of study which use of petroleum machinery.According to the requirements of customers, design the basic structure of slew bearing, Set up 3D-model of the slew bearing in the Solidworks.Through the appropriate simplification of the model, the slew bearing are properly loaded...
Proceedings Article

Assembly Sequence Planning Based on Discrete Bat Algorithm

Yuejun Chen, Li Zhang, Wenjie Han
A Discrete Bat Algorithm (DBA) is proposed to solve the assembly sequence planning (ASP) problem. Several key technologies including the position and velocity of Bat Algorithm, corresponding operators for updating the position and the position of local search are redefined. The fitness function is established...
Proceedings Article

Study on Instability Probability of Xiaya River Slope Based on Monte-Carlo Method

Sijia Deng, Yadie Chen, Jingfeng Hou, Jianhua Feng, Yalan Yang, Xin WU
Rainfall reduces the possibility of increasing landslide instability. In order to study the stability of landslides with multi-stage sliding surface under rainfall conditions, this paper studies the physical and mechanical properties of soils with different moisture contents through direct shear tests...
Proceedings Article

Study on the Influence of Soil Moisture Content on the Probability of Landslide Instability

Sijia Deng, Yadie Chen, Jingfeng Hou, Jianhua Feng, Yalan Yang, Xin WU
Rainfall reduces the possibility of increasing landslide instability. In order to study the stability of landslides with multi-stage sliding surface under rainfall conditions, this paper studies the physical and mechanical properties of soils with different moisture contents through direct shear tests...
Proceedings Article

Study on Vacuum Welding Process of Slab Laser Module

Lu Chen, Kunpeng Lv, Xingbo Liang
To raise the capability of heat-sinking of slab laser amplifier, which is the type of conduction cooling, we need to weld crystal and heat sink with micro channel together. Slab laser module with high power and good beam quality is required to reduce welding void ratio and lower thermal distortion. In...
Proceedings Article

SPH smooth particle dynamic method is used to calculate the hypervelocity impact of high temperature ceramic materials

Baoliang Liu, Yongke Zhang, Qiaoqiao Li
In this paper, the simulation method is used to study the high-temperature impact of ultra-high temperature ceramic materials with two-stage light-gas cannon projectile.Using ANSYS-AUTODYN dynamic program, smooth particle hydrodynamics and finite element mesh coupling algorithm (SPH-FEM) were used.The...
Proceedings Article

Comparison of alternative warm rolling and iron loss of 6.5wt% high silicon steel composite sheet

Shuai Ji, Zhongjun Liu, Xudong Sun
6.5wt% high silicon steel is a pretty soft magnetic material applied in electrical devices. But it is hard to be fabricated in conventional rolling methods. In this work we report a laminar composite technique to obtain 6.5wt% high silicon steel composite plate and focus on alternative warm rolling and...
Proceedings Article

Rigidity Evaluation Model for Aircraft Structural Parts Web Based on Beam Bending Theory

Qinghong Gong, Chao Sun, Wenping Mou
Based on theories of beam bending, a quantitative evaluation method for web rigidity based on aircraft structural part geometrical features and process features was proposed. Combined with the characteristics of cutting force of web features in aircraft structural parts and the basic theory of simply...
Proceedings Article

A Method for Measuring the Accuracy of the S Part Side Wall Surfaces Programming

Yu Peng, Chao Ruan
S part side wall surfaces programming is always a technical problem for the Manufacturing enterprise users, this paper proposes a method for measuring the accuracy of the S part side wall surfaces programing in the cutting process before, and can form a precision inspection report, provide the industry...
Proceedings Article

Simulation and Optimization of Discharging Process of Powder Material Suction Vehicle Based on Fluent

Yonghai Wu, Haitao Bao, Qinman Fan
For gas-solid two-phase flow material suction and discharging process, the computational fluid dynamics numerical method was used to carry out numerical simulation through RNG turbulence model and Euler two-phase flow model. The material discharging system of a certain Powder material suction vehicle...
Proceedings Article

Study on the hydrodynamic characters of high-speed water-entry projectiles with different shapes

Wenqing Shi, Shunping Li, Kai Sun, Guojie Li, Liang Qiao, Puguang Luo
The hydrodynamic characteristics, such as the displacement, velocity, acceleration, resistance coefficient and attack angle of three kinds of projectiles are analyzed by numerical simulation. The small taper angle projectile has the smallest resistance coefficient and attack angle. The results of this...
Proceedings Article

Effect of ultrasound pretreatment on physicochemical properties of corn starch

Hao Zhang, Mei Li, Kun Li, Chuanhe Zhu
Effects of ultrasound pretreatment on physicochemical properties of corn starch were investigated. The results indicated that the transmittance and solubility of the starch increases by ultrasonic pretreatment. The starch pretreated with ultrasound for 30 min showed the maximum transmittance, which increased...
Proceedings Article

Study on Anti-sway Performance of V-shaped Structure of 50t Multipurpose Gantry Crane

Pengfei Ding, Jianhua Hu, Jiping Liu
In order to improve the anti roll performance of multipurpose portal crane, a new type of hoist structure is adopted. An additional anti rolling plane of V-shaped structure is constructed by adding four supporting rollers which can swing with the hoist to increase the anti roll performance of the hoist....
Proceedings Article

Aerodynamic Analysis of Three-Section Flapping Wing by Numerical Simulation

Zhaomin Hua, Yu Hou, Jianyang ZHU
Three-section flapping wing is a new kind of bionic wing, which had better bionic performance compared to existing single-section and two-section wings. In order to realize it, on the basis of single drive mode, a novel mechanism was designed that can realize both flapping and double folding motions....
Proceedings Article

Study on Disassembly Scheme of Large Diameter Shield Machine

Xin Li, Jianhua Hu, Jiping Liu
In view of the special situation that the shield machine cannot be removed from the tunnel when meets the cutter head, and it must be decomposed and disassembled before it can be taken out in blocks, needing to construct the three-dimensional model of the cutter head, and the structural statics finite...
Proceedings Article

Study on the water stability of asphalt mixture under the action of sulfite on saline zone in Tarim basin

Yuxin Zheng, Chunyan Lli
The of sansha highway on saline soil area in Tarim basin, soak the formed asphalt mixture in a salt solution for 60 hours, Immersing Marshall test and freeze-thaw split test respectively, system analysis of test data, It is concluded that the asphalt pavement in the saline soil is the long-term erosion...
Proceedings Article

An approximate method for solving complex Ginzburg-Landau equation

Chunhuan Xiang, Honglei Wang
The first integral method is applied to solve complex Ginzburg-Landau equation in this work. The evolution solutions for the equation are obtained. This method is based on the theory of commutative algebra, which can be applied to nonintegrable equations as well as to integrable ones. The first integral...
Proceedings Article

TEMPO-mediated oxidation of Flammulina velutipes mycelia for fabrication of transparent tension chitin membranes

Han Zhang, Hao Liu, Xiaofang Wan, Jianhua Cheng
Mushroom mycelia have been investigated as a new source of chitin for fabrication of nano materials. This work demonstrated the importance of 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO)-mediated oxidation in developing the functional qualities of chitin nanofibers using Flammulina velutipes mycelia...
Proceedings Article

Numerical simulation of heat transfer between low pressure pipeline of pre-mixed abrasive water jet system and low temperature environment

Jinfa Guan, Dan Shu, Jimiao Duan, Xiaochen Chen, Long Huang
The physical model of low pressure pipeline of pre-mixed abrasive water jet system is established. Based on the software of FLUENT, the numerical simulation of heat transfer between low pressure pipeline of pre-mixed abrasive water jet system and low temperature environment was carried out through solving...
Proceedings Article

Analysis of Aircraft's Static Pressure Installation Residual Error Requirements

Hui Yang, Shipu Yang
Some specific airworthiness regulations about the precision of the velocity, pressure and height measurement have listed and formulated here. Computation are done to get the exactly value of the requirements about static pressure residual installation error at a range of height and velocity.
Proceedings Article

Determination of five amides in food contact materials by GC/MS

Zhen Cheng, Zhexiang Zou, Xi Tang, Minshi Chen, Huajian Liu, Jiajia Lai, Yang Jie, Xiaojing Li
A method based on gas chromatography-mass spectrometry (GC/MS) was developed and validated for qualitative determination of five amides in food contact materials. The five amides are acrylamide, methacrylamide, caprolactam, oleamide and stearamide. The linear detection ranges of the method were 5-100...
Proceedings Article

Hot air-assisted radio frequency heating treatment for controling Aflatoxin B1 on corn grains

Jinfang Zhang, Chen Wei
The best condition of hot air-assisted RF-heating treatment Aflatoxin B1 decontamination was 19.05% wb of initial grain moisture content with 80 °C for 20 minutes. Additionally, the RF-heating treatment also had the high efficiency on Aflatoxin B1 decontamination when applied under conditions: 80 °C...
Proceedings Article

Study on the Electroforming Ni-Co-Al2O3 Alloy

Xiaohu Zheng, Yonghua Yin
Electrolytic codeposition technique was adopted in the deposition of Ni-Co-Al2O3 coating on the stainless substrate, using nickel alloyed with iron as the binder phase with Al2O3 as dispersed particles. The results indicated that the deposit with Al2O3 nanoparticles was level and compact; the crystal-planes...
Proceedings Article

Design Method of the Measuring System for the Mirror Surface Spacing of a compound lens

Ping Zhong, Shaohui Pan, Zhisong Li, Xingyu Gao
Based on the principle of low coherent light interference of optical fiber, a new method for detecting the distance between the mirror surfaces of a compound lens is proposed. Firstly, a system based on the principle of low coherent light interference is designed. Secondly, the frequency calculation...