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Introduction

Bimonthly, started in 1957
Administrator
Shanxi Provincial Education Department
Sponsor
Taiyuan University of Technology
Publisher
Ed. Office of Journal of TYUT
Editor-in-Chief
SUN Hongbin
ISSN: 1007-9432
CN: 14-1220/N

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Shanxi Provincial Education Department

Taiyuan University of Technology

location： home> 2018,49(05)

Synthesis and Properties of Sodium Carboxylate of Glyceryl Monooleate Succinic Acid Monoester

Sodium carboxylate of glyceryl monooleate succinic acid monoester was synthesized by esterification of glyceryl monooleate with maleic anhydride and subsequent neutralization with sodium bicarbonate solution.The esterification reaction parameters with sodium propionate catalyst were optimized in terms of the acid value of the prepared product via single factor variable experiment method.The optimum operating conditions were as follows:maleic anhydride/glyceryl monooleate molar ratio 2∶1, reactio...

Taiyuan University of technology 2018,49(05): surfactants,glyceryl monooleate,maleic anhydride, esterification,synthesis. ;

PDFviewed：abstract

Tribological Properties of ZnS with Different Morphologies in Lithium Grease

The ZnS particles with different morphologies of microplates and microspheres were prepared by solvothermal method.The tribological properties of synthesized ZnS particles as additives in lithium grease were evaluated with the SRV high frequency linear reciprocating tester and the four ball tester.The results show that both microplates and microspheres ZnS particles exhibit good performance in load-carrying capacity and extreme pressure properties.Microplates ZnS particles perform better than mic...

Taiyuan University of technology 2018,49(05): LU Aoxiang,DAI Yingjing,NIU Wenxing,XU Hong, DONG Jinxiang. ;

PDFviewed：abstract

Preparation of Pt-Ni Bimetallic Catalyst and Application in Hydrogen Production from Ethanol Steam R

In this paper, a series of Pt-Ni/CeO2 bimetallic catalysts were prepared by incipient-wetness impregnation with different sizes of the nanospherical cerium oxide that was prepared by hydrothermal crystallization as carrier, and their application in the reaction of ESR (ethanol steam reforming) was investigated.The physical and chemical properties and the reduction properties of the catalysts were analyzed by XRD, SEM, N2 adsorption-desorption and H2-TPR.The in-depth study of the catalytic perform...

Taiyuan University of technology 2018,49(05): SUN Chen,ZHENG Ziliang,LI Xing,WANG Shiyao, WU Xu,AN Xia,XIE Xianmei. ;

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Effect of Metal Cations on Corrosion Behavior of Magnesium in Chloride Ion Solutions

The effect of metal cations (Na+, Ca2+, Mn2+) on corrosion properties of Mg was studied by potentiodynamic polarization, electrochemical impedance spectroscopy (EIS) 、weightloss measurement, and scanning electron microscopy (SEM/EDS) .The results show that the corrosion rate of Mg was affected by metal cations and the corrosion rate was in the descending order of Na+, Ca2+, Mn2+.This could be attributed to the incorporation of harder metal cations (Ca2+, Mn2+) into Mg during the immersion period...

Taiyuan University of technology 2018,49(05): LIU Xiaoda,WANG Yidu,YAN Min,WEI Yinghui, HOU Lifeng,GUO Chunli. ;

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Adsorption Performance of Phenolic Compounds from Wastewater by Organic Bentonite

With hexadecyltrimethyl ammonium bromide (CTAB) as modifier, organic bentonite was prepared.The effect of solution pH and adsorption time on the adsorption performance of phenol and 2, 4-DCP was investigated, and the kinetic characteristics in adsorption process was also studied.The results show that CTAB was intercalated into Na-bentonite, and the layer spacing was increased from 1.05 to 2.04 nm.When the organic bentonite dosage was 0.20 g, the pH value of phenol solution and 2, 4-DCP solution w...

Taiyuan University of technology 2018,49(05): ZHANG Ning,LI Yuzhen,LU Mingda,LI Zhen,WANG Xiaojin,MENG Yachu,ZHANG Yuxin. ;

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Prediction and Evaluation of Environmental Vibration Caused by Line 2 of Taiyuan Metro

The vibration prediction and evaluation of operating period are carried out between Shuangtaxijie to Dananmen in line 2 of Taiyuan metro under construction by current relevant national standard.Z-weighted vibration level, indoor secondary air-brone noise, and vibration velocity of the cultural relics are predicted in the vibration-sensitive objectives in the interval between Shuangtaxijie to Dananmen, and prediction models and parameters are determined on vehicle, track and geological conditions....

Taiyuan University of technology 2018,49(05): BAI Tingting,KANG Jingwen,SHA Yanyun,LI Wenjuan. ;

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Application of Phase Change Materials in Solar Water Heating System: a Review

With the continuous upgrading of solar energy application technology, phase change heat storage technology has become its key technology, which is the future direction of solar water heating system in application promotion.In this paper, the types and developing trends of phase change materials, the microencapsulation of phase change material and the properties of micro-encapsulated phase change material slurries were presented.The application of phase change materials in solar water heating syst...

Taiyuan University of technology 2018,49(05): LI Xiaobin,CHENG Yuanda,ZHAO Xudong,FAN Yi. ;

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Experimental Investigation on Grinding Forces for AISI 1045 Grinding with Single Grain

The single abrasive grinding wheel with a diameter of 400 mm was employed in the process of grinding AISI 1045 steel at various grinding parameters.The grinding force was monitored by Kistler 9119 AA2 three-dimensional dynamometer, the surface quality and the chip morphology were observed with a scanning electron microscope (SEM) .The influences of grinding parameters on grinding force were studied, and the effects of grinding speed on surface quality and chip morphology were analyzed.The experim...

Taiyuan University of technology 2018,49(05): single abrasive; PCBN abrasive; AISI 1045; grinding force; dynamometer; grinding speed; surface quality;. ;

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Study on the Performance of SHMP and CMC Composite Dispersant Fluid Magnetic Abrasive Tool

The work aims to improve the stability and machine ability of water-based fluid magnetic abrasives.Carbonyl iron was used as magnetic particles, green silicon carbide was used as abrasive.With static sedimentation rate and the zero viscosity index, the extreme vertex method was adopted to determine the optimal proportioning of two kinds of dispersants and nano SiO2, on the basis of the results of single factor experiment of the effect of sodium carboxymethyl cellulose (CMC) and sodium hexametapho...

Taiyuan University of technology 2018,49(05): LI Weidong,YANG Shengqiang,LI Wenhui,LI Xiuhong,ZHANG Zai. ;

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MC-PID Controller Design for a New Structural Control System of Horizontal Servo Cylinder

Full hydraulic rolling cut shear is important equipment in metallurgical production line.The heavy-duty servo cylinder is the core component, and it is usually required to be horizontally mounted to output curve force.However, owing to the influence of the weight of the heavy-duty horizontal servo cylinder, wear of the seal ring, leakage, and insufficient output force may occur.In this paper, the pressure-position double closed-loop independent PID control system designed, and a new structure of ...

Taiyuan University of technology 2018,49(05): MA Linan,HUANG Qingxue,MA Qiangjun,ZHANG Wenze,MA Lifeng,HAN Heyong. ;

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Dynamic Buckling of the Functionally Graded Material Plate Under In-plane Load

On the basis of the Kirchhoff thin plate theory and Vogits strain assumption, the dynamic buckling governing equations of the functionally graded material plate under the in-plane load were obtained by using Hamiltons principle.The analytic expression and the buckling modal solution of the critical load under boundary conditions were obtained by using the variable separation method and the test function method.The influence of the geometrical size, gradient index, buckling mode number and materia...

Taiyuan University of technology 2018,49(05): WANG Xin,LONG Mengxuan,HAN Zhijuna,WU Yali. ;

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Thermal Buckling and Damping Characteristics of Fiber Reinforced Laminated Plates with Viscoelastic

Thermal buckling and damping characteristics of fiber reinforced laminated plates with viscoelastic layers were studied.The kinematic equation of the structure was derived by using the classical Von Karman lamination theory and the Hamiltons principle.The formulas for solving the critical thermal buckling temperature were obtained.By solving the eigenvalue problem, the natural frequency and damping ratio were obtained.The effect of viscoelastic layer thickness and paving patterns on the damping r...

Taiyuan University of technology 2018,49(05): MA Zhuorui,LI Jinqiang,FENG Wei. ;

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Cascaded Classification Emotional Speech Recognition Based on PAD Model

In view of the problem that the combination of acoustic features (prosodic feature and MFCC feature) is not ideal for the classification and recognition of emotional speech, a cascade classification method for emotional speech recognition that combines acoustic features with emotional speech PAD data is proposed.First, the acoustic features of emotional speech are extracted, and the features are subject to separate recognition and combined identification, and the optimal characteristic set is est...

Taiyuan University of technology 2018,49(05): ZHANG Xueying,ZHANG Ting,SUN Ying,ZHANG Wei. ;

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Research on Deep Learning-based Service Migration for Pervasive Cloud

The existing research work mainly focuses on pervasive cloud migration architectures and decision algorithms, but lacks the exploration of in-depth context awareness for pervasive cloud environment and comprehensive migration architecture.In this paper, we introduced a deep context awareness approach based on our previous work on OSGi-based elastic pervasive cloud infrastructure;Proposed a prediction method for available resources, using deep learing network of Long Short-Term Memory (LSTM) ;Desi...

Taiyuan University of technology 2018,49(05): ZHU Lianzhang,LI Bo,ZHANG Weishan,LIU Xin,TAN Shouchao,SUN Haoyun. ;

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Weighted High-order Brain Network Classification Method Based on Independent Component

In order to solve the problem that the traditional fMRI classification method has a low accuracy, this paper proposes a method that uses frequent subgraph mining and discriminative feature selection of weighted graphs for classification research based on independent component analysis and high-order functional connection network.This method does not need to rely on apriori brain tap template, but fully considers the time-varying characteristics in the scan time and applies frequent subgraph minin...

Taiyuan University of technology 2018,49(05): YANG Yanli,LI Yao,GU Jinye,LI Xinyun,CHEN Junjie. ;

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A Learning to Rank Method Based on Multi-layer Clonal Selection

A learning to rank method based on multi-layer clonal selection is presented.The clonal selection theory is applied to learn ranking functions and an improvement is applied to the traditional clonal selection algorithm.A layered mutation method and a multi-layer clonal selection architecture are used to evolve antibody repertoire and get the optimal ranking function.Proposed method is evaluated on the LETOR data collection, and results show that the proposed algorithm is more effective than basel...

Taiyuan University of technology 2018,49(05): WU Yuting,ZHANG Ziyang,TIAN Yuling,ZHANG Hongxian. ;

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Image Segmentation Based on Principal Component Analysis

In order to avoid the problems in multi-threshold-based segmentation method, an image segmentation method based on principal component analysis (PCA) was introduced.Through reconstructing an image by Singular Value Decomposition, the gray value of the background pixels can be transformed to near zero.With this method, only two thresholds are employed to segment the objects belonging to different gray value ranges in the image.The vadility of the method was confirmed by segmentation experiments of...

Taiyuan University of technology 2018,49(05): SUN Qianlai,WANG Yin,SUN Zhiyi,YANG Kai,LIU Ruizhen. ;

PDFviewed：abstract

Face Recognition Technology Based on Hierarchical Deep Convolution Sparse Autoencoder Network

In the face of massive face image recognition, traditional feature extraction methods are difficult to extract effective features, resulting in low face recognition accuracy.A robust face feature extraction algorithm is proposed, which uses the deep convolution sparse self-encoding network to automatically learn the features of the face that are rich and highly recognizable.This method integrates the convolution operation into the self-encoding network, and adds the sparse idea to form a deep con...

Taiyuan University of technology 2018,49(05): WANG Jinping. ;

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基于GIS的山西省传统村落空间分布特征研究

In this paper, 129 Chinese traditional villages in Shanxi Province and 239 provincial traditional villages identified by the four national ministries and commissions were selected as research objects.The Arcgis 10.0 technology platform was used to analyze the spatial distribution characteristics of traditional villages in Shanxi Province.The study found that the traditional villages in Shanxi Province show strong agglomeration in spatial distribution and uneven distribution in all regions, with t...

Taiyuan University of technology 2018,49(05): DONG Yanping,LIU Shupeng. ;

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The Connotation and Technical Conception of Microbially Fluidized Mining of Coal

Combining the progresses and trends on fluidized mining with the application fruits of biosolubilization and biomethane of coal, this paper discussed the microbo technical conception to make in situ solid coal a flow for fluidization exploitation.From the perspective of the comprehensive utilization of gaseous and liquid products, the biodegradation pathway of coal and the formation of fluidized products were given.On this basis, the concept of biologically fluidized coal mining was proposed, whi...

Taiyuan University of technology 2018,49(05): NIU Yu,NIU Xian,GUO Hongguang,WU Shiyue. ;

PDFviewed：abstract