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

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440 articles

Research on electromagnetic wave propagation in fractional space

Hongbo Zhang, Zhongshu Yang
In this paper, a generalization of differential electromagnetic equations in fractional space is provided. These equations can describe the behavior of electric and magnetic fields in any fractal media. The time evolution of the fractional electromagnetic waves by using the time fractional Maxwell’s...

Yanfeng calcined dolomite two-step preparation of calcium magnesium sand

Wangnian Zhang, Ning Deng, Weijie Liang, Lili Peng, Xin Zhao
In this paper the influence of beforehand condition and sinter degree to capability of sintered dolomite has been investigated by means of measure actived degree and capability of high temperature sintered and property of resist hydrate of different material granularity after different beforehand sinter...

Microwave-Assisted Synthesis of Ethyl 4-Hydroxy-3-ethoxycinnamate Through A Catalytic Pathway Utilizing Cationic Exchange Resin

Shengzhao Gong, Menyi Xu, Aijuan Feng, Yan Liu
Ethyl 4-hydroxy-3-methoxycinnamate was synthesized by reaction of ethanol and 4-hydroxy-3- methoxycinnamic acid using an efficient cation-exchange resin as catalyst under microwave irradiation. The catalyst activity was investigate by single factor experiments. The reaction conditions - amount of catalyst,...

Effect of rare earth element Gd on the mechanical Properties of AZ91D alloy

Yan Xiang, Jin Liang, Hong Xia Liu, Xiao Lian Zhang
The magnesium alloys with rare earth element Gd were prepared by induction melting furnace. Influences of Gd on the microstructure and mechanical properties of AZ91D were investigated. The results showed that addition of Gd to AZ91D alloy could refine the microstructure including primary -Mg phase and...

The Research and its Significance of the Sedimentary Facies Feature of the KBM Oilfield East Area

Youkui Feng
The complex oil-water relation of study area related to sedimentary facies. But the unconformity resulted from frequent tectonic movements puzzled the study of sedimentary facies. Based on the detailed study on the cored wells, the main identification marks of sedimentary facies have been analyzed via...

Nanotechnology Market Layout in Germany: From a Perspective of Patent Analysis

Zheng Jia
Patents are the manifest output of nation’s market layout. This paper explores the development of five nanotechnology fields in Germany, including Nano- materials & process, nano- electronics & devices, nano- biology & medicine, nano- instrument & measurement and the others, through the analysis of nanotechnology...

Electroless Ni-P-TiO2/Ni-P-SiC Composite Coating’s Corrosion Resistances on Mg2B2O5w/AZ91D Magnesium Matrix Composites

Xiaomin Wang, Peiqing La, Hailian Chao, Hui Nan
Ni-P, Ni-P-TiO2 and Ni-P-SiC composite coatings on AZ91D magnesium matrix composite were prepared by the electroless composite depositing. The surface morphology of the coatings was observed by scanning electronic microscopy(SEM) and electron probe X-ray microanalyser(EPMA). The corrosion resistance...

Research on the Influence of Powder and Its Surface Modification to the Flame Retardant, Electric Performance and Mechanical Properties of Silicone Potting Material

Jianyun He, Ruoyun Wang, Xianchun Ye, Xia Tang, Weijia Kang, Weimin Yang, Hong He
A silicone resin as base material, composite powder as filler, and the electronic potting silicone material was prepared using a silane coupling agent -3(trimethylsilyl) propyl methacrylate (KH-570) to do surface treatment. The influence of surface modification and its amount on the flame retardant,...

Process Optimization of Astaxanthin Extraction from Antarctic kill (Euphausia superba) by subcritical R134a

Xiao Sui, Rongyan Yue, Lan Wang, Yuqian Han
Subcritical 1, 1, 1, 2-tetrafluoroethane (R134a) extraction is a modern extraction technology in natural product perpartion. The optimized process of extracting astaxanthin from Antarctic kill (Euphausia superba) through subcritical R134a was systematically investigated in this work with respect to the...

Mechanical Behavior and Characterization of Stern-shaft Mechanical Sealing Device

Yongjin Lu, Rui Lin
For the stern-shaft mechanical sealing device, spring pieces and sealing rings are the main study objects of mechanical behavior and characterization. Consequently, the in-situ compression tests for the spring pieces were performed, where special test equipments were applied to ensure the measurement...

Study on Radiation Crosslinking of a Bio-based Polyamide—I: Characterization by X-ray Diffraction

Huimin Zhang, Qingxiu Jia, Fengjiao Shao
Biomass is a feasible substitute for petrochemicals, providing many of the same chemical building blocks that are required to fabricate durable and high-performance materials. In this paper, the radiation crosslinking of a bio-based polyamide has been investigated over a range of irradiation dose (50–250...

Effects of minor Sr addition on solidified structure and mechanical properties of Mg-Y-Cu alloy reinforced by long period ordered structure

Sen Zhang, Quan Zhou, Hao Zhang
Solidified structure and mechanical properties of Mg97Y2Cu1 alloy reinforced by long period ordered structure with 0-0.3%wt Sr addition were investigated. The results indicate that the addition of Sr ranging from 0.1% to 0.2%, solidified structure of the alloy refines and homogenizes gradually. When...

Characterization of electronic structures and spectral properties of the emitting material molecule Cu(I) complexes containing fluorene moiety: a DFT/TDDFT study

Rongfeng Zhong, Hongying Xia, Feng Zhao
Copper (I) complexes comprise an important class of luminescent materials in organic light emitting diodes (OLED). A Cu(I) complexes, [Cu(POP)(fluPy-Imidazole)]+ (1), where fluPy-imidazole = 2-(4,5-dihydro-1H-imidazol-2-yl)-5-(9H-fluoren-2-yl)pyridine, POP= bis[2-diphenylphosphino]-phenyl]ether, was...

Comparison on Properties of 3 Anti-corrosive Coating Materials for Outer Protection to Buried Metal Pipe

Yanhua Chen, Shuo Wang, Linlin Liu, Le Wang, Jiannan Li
This paper describes an investigation of properties of 3 ACCMs, including cathodic disbonding, hot water dipping in, shear strength and bonding characteristic. According to standards of oil and gas pipeline, some experiments are carried to determine these characteristics. From these experimental results,...

Research on The Polycarboxylic Slump Retaining Admixture

Guosheng Liao, Pengfei Zhao, Yu Xiao, Haibo Yang
The polycarboxylic slump-retaining admixture was synthesized by methyl allyl polyoxyethylene ether (TPEG) and unsaturated carboxylic acid in redox system. The factors influencing on performance of polycarboxylic slump-retaining admixture such as temperature, reaction time, acid alcohol ratio, the amount...

Comparative Study on Microwave Co-pyrolysis Products of Low-Rank Coal under CH4 and N2 Atmosphere

Jun Zhou, Zhe Yang, Lei Wu, Qiuli Zhang, Xiangyang Chen, Xicheng Zhao
Microwave pyrolysis is a new research method for deeply processing of low-rank coal. This paper conducted comparative study on microwave co-pyrolysis products of low-rank coal under CH4 and N2 atmosphere, respectively. The composition and content of tar and bluecoke were analyzed by gas chromatography-mass...

Analysis and optimization on SNCR De-NOx system of a MSW incinerator

Maodong Lia, Bo Yang, Xiaocong Wang
The SNCR De-NOx system is an effective denitration technology for MSW incinerator. In this paper, an economic parameter-S: per unit NOx removal cost was established. The results clearly showed that parameter S has a significant change at different loads. The 90% load had the lowest per unit NOx removal...

Topological Properties of the Pnicogen Bond Complexes Based on Atoms-in-Molecule Theory: A Way of Supramolecular Materials Construction

Yuancheng Zhu, Liu Liu, Yanzhi Liu, Huian Tang
Pnicogen bond is a Lewis acid-Lewis base intermolecular noncovalent attractive interaction in which a pnicogen atom (N, P, or As) is the Lewis acid. It has been known since 2011. In this paper, the topological properties of the particular set of pnicogen bond complexes formed with formaldehyde (HCHO)...

Study of Fitting Models on Moisture Sorption Isotherms of Profiled Polyester Fabric

Hongru Liu, Shangping Wu
In this paper, the moisture sorption isotherms were measured of the profiled polyester (trefoil-shaped) fabric at different temperature and relative humidity, the influence of the temperature, relative humidity were summarized, and three kinds of commonly were used empirical models of moisture sorption...

Preparation and Properties of Sweat-gland Type High Temperature Self-lubricating Metal Ceramic Preform

Tian Tian Han, Yan Jun Wang, Shou Ren Wang, Shu Long Li
A compound pore forming agent which can be decomposed constantly in sintering process was designed and prepared. A new cermet sinter was developed by adding the compound pore forming agent into the TiC/M2 matrix material. The influences of content of TiC, sintering temperature and pore forming agent...

Analysis of the Temperature and CO2 Concentration in Precalciner Based on Fluent Software

Shuai Xin, Weilin Zhao, Ningning Xing
The coupling between the pulverized coal combustion and raw meal decomposition in precalciner of the cement plant with capacity of 5000t/d was investigated by Fluent software. The standard k- model was proposed to simulate the three-dimension turbulence flow. The multiphase was calculated coupling process....

The research on plasma nitriding of AISI410 martensitic stainless steel

Xingsheng Tong, Chen Wang, Wei Ye
In this study, the AISI410 martensitic stainless steel was treated by plasma nitriding at different temperature, different time and different gas proportion. Then the hardness and microstructure were studied by a variety of analytical techniques. The results show that the hardness of nitrided layer decreases...

Study on the natural bioactive peptides derived from milk

Xiuming Peng, Mei Yang, Junrui Wu, Junyi Wang, Biao Liu, Xiqing Yue
In this study, we use the technology of ultrafiltration to separate the natural active peptides from milk, and optimize the conditions of ultrafiltration. The density of the natural bioactive peptides could be assayed through Biuret method. The results showed that the optimized separation conditions...

Solvent extraction of iron (III) from chloride acid solutions by decanol

Xuehua Mao
The solvent extraction of iron ( ) from acidic chloride solutions by decanol in kerosene has been investigated. The solvent extraction results demonstrated that the dissolved iron was present as HFeCl4.2Decanol. Extraction of iron ( ) increased with increased hydrochloric acid concentration in the aqueous...

A Potential Anti-schistosomal Agent Containing 1,2,5-Oxadiazole-2-oxide and Praziquante Moieties

Qinghao Wang, Xionglu Zhang
3-Praziquantel-4-(4-chlorophenylsulfonyl)-1,2,5-oxadiazol-2-oxide was synthesized via the coupling reaction of praziquante and 1,2,5-oxadiazole in ethylene glycol, and its molecular structure was confirmed by the melting point and spectroscopic data (UV, IR, and 1H NMR). Moreover, it may be a potential...

Synthesis of dimethyl carbonate from oxidative carbonylation of methanol catalyzed by [Cu(phen)(OAc)2]2( -H2O)

Zhikang Sun, Xingxing Hu, Liming Huang, Peng Dong, Wuqiang Wen, Zhiping Du
[Cu(phen)(OAc)2]2( -H2O) (phen =1,10-phenanthroline) was characterized by Fourier Transform Infrared Spectrometer and Thermogravimetric analysis, and its catalytic performances were investigated in the oxidative carbonylation of methanol to dimethyl carbonate. The results showed that [Cu(phen)(OAc)2]2(...

Colorimetric Sensing of Cysteine in serum by the competitive adsorption toward AuNPs between Cysteine and ATP

Lingzhi Zhao, Liu Zhao, Yanqing Miao, Chunye Liu
Based on the dependence between the AuNPs size and the naked-eye visible color change. This study was designed to develop a highly selective and sensitive towards colorimetric sensing of cysteine in fetal bovine serum by the competitive binding of ATP and thiol compounds (cysteine and homocysteine) towards...

Production Practice of C82DA High Carbon Steel Wire Rod for Conversion to Wire

Shuwei Cao
Based on design of chemical composition, reasonable adjustment and optimization of smelting and continuous casting process, reheating process, rolling process and cooling process etc., Anyang Iron And Steel Group Co., Ltd. produced successfully 5.5 mm high carbon steel wire rod grade C82DA for conversion...

Recovery of Nickel by Electrolytic Method from Electroplating Wastewater

Lei Zhu, Jingsong Wang, Zhengwei Xiong, Qingwei Guo, Weiming Zhang, Ping Sun
Electrolytic method is applied to recover nickel from the simulated nickel-containing electroplating wastewater. The experiment studied the main parameters affecting the recovery of nickel, including titanium plate, titanium mesh and graphite as cathode materials, other parameters such as initial concentration...

Biomass pyrolysis kinetics and impact of volatile products for slagging

Guanzhong Sun, Shanshan He, Hongliang Zhang, Wei Li
Basing on TG-DTG-FTIR technology, researching about kinetic activation energy E about eucalyptus and absorption bands and characteristic peaks of volatile product under the heating rate 10 min-1, 30 min-1, 60 min-1respectively. The experimental results show that eucalyptus pyrolysis process can be divided...

Dynamic Response of Viscoelastic Rectangle Kirchhoff Plate

Zhendong Zhang, Dawei Ma, Qiang He
On the basis of the thermoviscoelastic constitutive equation and classical Kirchhoff thin plate theory, the motion differential equation of viscoelastic rectangle plate is deduced. Then the expression of rectangle plate deflection under circle distributed dynamic load and temperature is deduced via Laplace...

The Research of Microstructure UV Curing Mold Injection

Jian-Yun He, Xia Tang, Le Chang, Yu-Mei Ding, Wei-Min Yang, Peng-Cheng Xie, Xian-Chun Ye
Different from the traditional “physical manufacturing” mold injection, UV curing mold injection is a new manufacturing method which combines mold injection process and UV curing technology. On the basis of the traditional mold injection process the photochemical mold manufacturing process parameters...

Evaluation of Nanoemulsion to Improve the Fracturing Fluid Flowback

Baoshan Guan, Wei Jiang, Ping Liu, Li Liang, Jiang Yang
Nanoemulsion (NE) has been widely added into fracturing fluid as flowback additive to enhance fracturing fluid recovery. An environmental friendly nanoemulsion has been formulated. The particle size distribution of the nanoemulsion has been determined. The surface tension and contact angle of the nanoemulsion...

Deter mination of Hg2+ using a glassy carbon electrode modified with [ZnSO4{ZnCl2(u-S-CH2CH2NH2}]n

Xugang Shu, Chunli Wu, Liewen Liao, Xinhua Zhou, Xin Wu, Yulong Yin
An electrochemistry sensor composed of glass carbon electrode modified with [ZnSO4{ZnCl2(u-S-CH2CH2NH2}]n was used for the determination of mercury(II) ions with differential pulse voltammetry(DPV) in 0.1mol/L KCl solutions. The proposed electrochemistry sensor had good operating characteristics towards...

The orthogonal experiment research on premixed wet mortar

Hengchun Zhang, Xixian Ji, Xiaoqing Zheng, Kaibo Zou, Changwen Zhang
As a new kind of environmental protection building material, premixed wet mortar possesses a wide application prospect. The technical difficulty is to maintain the workability of premixed wet mortar as long as construction required setting time by choosing suitable raw materials and mix proportion. In...

Studies on the Chemical Constituents of Cinnamomum camphora

Lei Jin, Yongdong Luo, Li Zhang, Shanshan Zhang, Yongming Luo
From Cinnamomum camphora, ten compounds were isolated and identified as 4-hydroxysesamin (1), 3,3 -dihydroxy-4,4 -dimethoxytetrahydrofuran lignanoid (2), 3, 4- methylenedioxyphenyl-3 ,9-dihydroxy-4 -methoxy- tetrahydrofuran lignanoid (3), lyoniresinol (4) , (+)-3 -(3, 4 – methylenedioxyphenyl)- 1,2-...

Analysis on the wrinkling in continuous roll forming of three-dimensional surface parts

Weixue Hu, Qingmin Chen, Xueping Yan
Continuous roll forming is a new sheet metal forming process for three-dimensional surface parts. In the process, the sheet metal is thinned non-uniformly in transverse direction by controlling the distribution of the gap between the upper and lower forming rolls, the longitudinal elongation is different,...

Research on the Application of Criterion-meeting Assessment Method in the Fundamental Nursing

Xueyan Chen, Jihong Wang, Ling Gong
To research the results of criterion-meeting assessment method used for the operation test in fundamentals of nursing.101 nursing undergraduates who entered Nursing College, Beihua Univercity in 2011, who were randomly divided into experimental group and control group. The students in the control group...

Research the Orem Self-care Theory on the Aged Patients with Acute Myocardial Infarction

Xueyan Chen, Ling Gong, Liping Pan
Purpose In order to help the aged acute myocardial infarction (AMI) patients to take an active part in disease assessment, monitoring, treatment and improve the compliance, the AMI patients can relieve their somatic symptoms effectively, and at meanwhile, the incidence of complications can also be reduced.Method...

Current efficiency of synthesis magnesium hydroxide nanoparticles via electrodeposition

Xinzhong Deng, Yaowu Wang, Jianping Peng, Yuezhong Di
The nanograde particles of magnesium hydroxide [Mg(OH)2] with lamella morphology were synthesized by the method of electrodeposition. The effects of operation parameters, such as Mg2+ concentration and electric current density, interpolar distance and Na+ concentration on current efficiency of synthesis...

Improved synthesis of miriplatin, an antitumor drug

Qingkun Wang, Shaoping Pu
Miriplatin, a novel lipophilic platinum complex has been developed to treat hepatocellular carcinoma. An improvd synthetic route was designed and used to prepare the target compound. Pt(C6H14N2)I2 was reacted with CH3(CH2)12COOAg in water subsequently product was separated from AgI by dissolved in ethanol....

Numerical Simulation for Coupled Heat and Moisture Transfer in Building Material

Bing Zhang, Zhongqing Cheng, Liang Zhang
Based on analyzing the mechanism of coupled heat and moisture transfer in building material, this paper takes temperature and moisture potential as driving force. We constructed the model of coupled heat and moisture transfer in building material, solved this model and got the analytical solutions for...

The analysis of T-DNA insertional Colletotrichum gloeosporioides in Stylo pathogenicity-weakened mutant strain 1681

Peidong Xu, Xiaolan Zheng, Wen Tang, Qiujie Li, Weihuai Wu, Jingen Xi, Yanqiong Liang, Jinlong Zheng, Rui Li, Chicheng Zhang, Kexian Yi, Chunping He, Xiaobo Zhang
Biological phenotypes of mutant strain 1681 that was the pathogenicity-reduced strain in Colletotrichum gloeosporioides of Stylosanthes guianensia were analyzed by testing growth rate, colonial morphologies and sporulation ability. TAIL-PCR was used to identify the T-DNA integration site and the genes...

Antihyperglycemic Activity of Banana (Musa nana Lour.) Peel and Its Active Ingredients in Alloxan-Induced Diabetic Mice

Hongmei Wu, Feng Xu, Junjie Hao, Ye Yang, Xiangpei Wang
Previous studies have found that banana flowers, leaves, pseudostems, roots, infructescence stalks, and peels (M. paradisiacal (Linn.)) have antihyperglycemic effect. The banana peel (Musa nana Lour.) might have the antihyperglycemic activity, its antihyperglycemic activity and active ingredients remain...

Simultaneous Determination of Synthetic Colorants in Pickles and Sauerkrauts by HPLC-MS

Pei Yao, Shubai Li, Yuan Liu, Qimeng Zhang
The Objective of this paper is to establish a method for determination of six synthetic colorants (sunset yellow, tartrazine, amaranth, carmine, allura red, brilliant blue)in pickles and sauerkrauts. The samples were adsorbed by polyamide then desorbed by aqueous alkali. After purified and extracted,...

Simultaneous Determination of Six Preservatives in Beverage by HPLC

Shuxiang Sun, Shubai Li, Pei Yao
In this study, The aim is to establish the determination method for six preservatives of Benzoic acid, Sorbic acid and four para-hydroxybenzoic acid esters (methyl p-hydroxybenzoate, ethyl p-hydroxybenzoate, propyl p-hydroxybenzoate, butyl p-hydroxybenzoate) in beverage by high performance liquid chromatography(HPLC)...

Research on the Early Strength Agent Effect on the Fatigue Performance of Cement Stabilized Macadam

Jie Yang
Strength of cement stabilized macadam which added early strength agent improves quickly. This shortens the construction period of road maintenance. This study explores the difference of fatigue performance between the cement stabilized macadam which added early strength agent and the ordinary cement...

Chebyshev polynomials for approximation of solution of fractional partial differential equations with variable coefficients

Zhongshu Yang, Hongbo Zhang
In this paper, a numerical method for solving a class of fractional partial differential equations with variable coefficients based on Chebyshev polynomials is proposed. The fractional derivative is described in the Caputo sense. The properties of Chebyshev polynomials are used to reduce the initial...

Study on Electrodeposition Process of Molybdenum Doped Vanadium Oxide Electrochromism Films

Kun Wang, Ai Ping Jin, Jun Jun Peng
Molybdenum doped vanadium oxide (Mo doped V2O5) xerogel films are prepared by cathodic electrodeposition on indium tin oxide substrate from Mo doped V2O5 sol. As an anodic and cathodic coloration electrochromic material, the electrodeposited Mo doped V2O5 film presents multi-electrochromic behavior (orange–yellow–green–blue)...

Coupling effect of surfactant sprays and gas jet on inhalable particle agglomeration

Yali Liu, Deshuai Sun, Tingting Qin, Zhongyi Zhang
Inhalable particles are harmful to public health and cause serious environmental problems. In this paper, surfactant sprays and gas jet were introduced into the agglomeration chamber to encourage the agglomeration of inhalable particles. The coupling effect of double gas jet and surfactant spray could...