Advances in Engineering Research

Behavior recognition and behavior understanding has been a popular topic in computer science. It attracted increasing interest in computer vision research community. Vision-based behavior Analysis has been applied broadly in many fields such as intelligent surveillance, perceptual user interface, and...

PC/ABS blend is widely used in the vehicle interior, electronic parts and accessories. In this dissertation, fracture crack properties of PC/ABS blend was studied. The specimens were prepared under various injections molding conditions, such as filling time, melting temperature and mold temperature....

The aerodynamic characteristics of ACSR conductor with the large section were simulated with the fluid dynamics software in this paper. The slightly compressible viscous fluid and the Spalart-Allmaras turbulence model were used to modify the wind around the conductor. The numerical simulation results...

TiNi matrix alloy is one of widely used shape memory alloys. We studied the influence of Nb content on the microstructure of TiNiFe2 shape memory alloy. The result of experiments shows the conclusions that the matrix of Ti50-xNi48Fe2Nbx is NiTi with B2 structure and and the phase transformation point...

Traditional transfer mode of process data cannot meet the needs of modern general aircraft. Digital data transfer is basis for digital aircraft assembly. In view of actual enterprise requirements for digital process planning, a frame subassembly is taken into study object, a 3D visual assembly process...

With the shortcomings of enterprise in our country increasingly exposed in the management, in which the quality problem of accounting information is particularly prominent, and to improve the situation, one of the key factors is to strengthen the internal accounting control of the enterprise. Internal...

Analyze the application of resonant voltage withstand test in the XLPE cable voltage withstand test, and the two methods of variable frequency resonant voltage withstand test were compared by an example. By comparison, the resonant voltage test method can effectively simulate the field voltage withstand...

This paper will design a set of comparative analysis system of unidimensional directional data to study correlation between traffic conditions and air pollution by directionally collecting air quality index and Beijing traffic data, and establish a mathematical model to forecast the change of air quality...

In order to investigate the effect of moisture on methane desorption and diffusion characteristics, a series of experimental measurements were performed on coal samples with different moisture contents. The experimental data was fitted and the mechanism that accounts for the reduction in desorption amount...

The work proposed F5 (0.000001)—an element in the set of FTSFM 5 (Fuzzy Time Series Forecasting Model 5). It is a time series forecasting model established based on the variables of historical data, percentage of historical data, the percentage of percentage of historical data, and inverse fuzzy number....

The algorithm based on multi-frame average is the classical algorithm in all kinds of key frame extraction algorithms. This method has better sense on averaging the extracted key frames. But it can only extract one frame at once, which limits the reflections about changes in the content of the lens....

Bending strain density threshold based on elastic damage theory, the j-integral based on elastic plastic fracture mechanics and Cohesion and crack opening displacement based on cohesive zone model were employed to evaluate the fracture resistance of asphalt mixture of SMA-13 AC-13 and CAM in the temperature...

Along with the unceasing infiltration and fusion of power cyber space and physical space, a typical power cyber physical complex system is constructed, which brings new challenges to the reliability evaluation of power information communication network. For the reliability assessment of power information...

The internal temperature of reinforced concrete members in fire directly influences the stress distribution and attenuation amplitude of performance. With ABAQUS finite element software, it analyzed the change rule about the temperature field of reinforced concrete beams with the development of time,...

In China, "bamboo culture" has a long history. As bamboo has the features of growing fast with high yield, as well as high intensity, rigidity, thermal stability, and other strengths in physical performance, the application of this material in architecture will help to promote the green and sustainable...

The paper aims to investigate the incentive mechanism of project supervision organizers by using the market-prestige model. The results of two-stage game analysis indicated that the game process can be maintained at least two stages under asymmetric information. In Stage I, the efforts of project supervisors...

In this Letter, a novel steganography of digital watermark scheme which contains digital watermark embedding and extraction processes is proposed. The proposed scheme is based on an iterative process of Arnold scrambling transform which is controlled by secret key shared by copyright owner and authorized...

Organizations of large and messy personal social networks are challenging issues. However, Construction of such a social circle will take the user a lot of energy, in addition, with the expansion of the user's social circle, the cost of updating timely is amazing. This paper presents a novel machine...

With the rapid development of information technology and network, the modern enterprise management model is also undergoing tremendous changes, companies must adapt to the financial management of network and information technology development. Enterprise financial management system is a financial planning,...

In order to investigate the internal pore structure of coal, the adsorption isotherms of coal particles with different sizes were measured using the Quantachrome Autosorb iQ specific surface area and pore size analyzer. The pore characteristic parameters obtained were analyzed including the specific...

F6(0.004) is an element of Set FTSFM 6 of fuzzy time series forecasting model. Its forecasting formula consists of historical data, difference of historical data, difference percentage of historical data and inverse fuzzy number. F6(0.004) was used to analyze historical data during 2006-2014 and forecast...

With the development of information technology, digital graphics are widely into our life. Whether learning, convey or commercial use, digital graphics monopoly on almost all the multimedia media in the modern art design. Sound art, visual arts and interactive art that developed along with the development...

The problem of multi-component radar emitter signal processing is studied, an effective method based on time-varying filtering is proposed to detect and separate the multi-component signal in radar reconnaissance occasion. Each signal component in the time-frequency plane is detected by the region growing...

In this paper, the preparation methods of flocculants are analyzed and summarized. Organic and inorganic polymeric flocculants. Their flocculation properties were studied, and the synthesis of green organic flocculant and its flocculation performance were carried out. Finally, this kind of research is...

Considering the current situation of the coal mine accident in our country. An intelligent gas monitoring system which has some prediction function is put forward in this paper. In the system, the microcontroller monitoring substation and CAN bus communication system is designed; a prediction method...

Cohesion and crack opening displacement based on cohesive zone model were employed to evaluate the fracture resistance of asphalt mixture of SMA-13 AC-13 and CAM at 10 5 0 -5 -10 . Using fracture toughness, cohesion and crack opening displacement index to analyze the crack resistance property of three...

In order to improve the effect of water injection and dust prevention in coal seam, the wetting process with water in coal was described in this paper. The coal surface tensions with six different aqueous solutions were measured and the contact angle of coal samples from Zhaozhuang Mine was tested. The...

The first step of the license plate automatic recognition is the license plate location,therefore,the license plate location method is very important to the license plate automatic recognition.A license plate location method combining the license plate location method based on the HSV color space and...

Based on investigation data on Cu in surface and bottom waters, we analyzed the horizontal and seasonal variations of Cu in waters in the bay mouth of Jiaozhou Bay, eastern China in 1984. Results showed that, the seasonal variations of Cu contents in surface and bottom waters were consist that Cu contents...

In the era of knowledge economy, knowledge management has been recognized as an important means to enhance the competitiveness of enterprises, and the access control of enterprise knowledge is a main mechanism of information system security. In this article, through analyzing the type of enterprise knowledge,...

In the traditional agricultural society, the temple is the religion-centric of the village settlement. In the villages of Yuxian fortresses, all have their own unique ancestral temple buildings which not only provide the place for residents praying, but also are local social place for defence, culture...

Based on comprehensive considerations of influences generated by stiffness excitation, deviation excitation, meshing impact excitation, friction of tooth surface, and other kinds of nonlinear factors, it established a nonlinear coupled vibration model of bending-torsion-axial-swing coupled helical gear...

At watermarking is developed, The construction proposed in this paper is based on a no subsampled pyramid (NSP) transform and wavelet transform (WT).The result of no subsampled transform is a flexible multiscaleand shift-invariant image decomposition that can be efficiently implemented via the à torus...

In order to study the influence of nitric acid doping on the adsorption of Li on the surface of graphene，the adsorption and diffusion behavior of Li adatoms at three high symmetry sites on graphene and NO3-??'graphene were systematically investigated by the first-principles method based on density functional...

The independent college wants long-term development will have a reasonable structure of teaching staff, because the independent college teaching situation has its unique characteristics. So in independent college teachers, on the basis of the basic situation of the existing framework is used to describe...

Based on Kaya identities, the LMDI decomposition method is used in building a factor decomposition model for Chongqing's carbon emission of energy consumption to perform empirical analysis on the impact of Chongqing's population, economic development, energy consumption structure, industrial structure...

Flexible polyurethane foam has been treated with borax, expanded graphite (EG), EG/borax as flame retardant, respectively. The thermal degradation of samples has been studied by thermogravimetry (TG) and differential thermogravimetry (DTG) in air. From the resulting data, kinetic parameters for different...

During object tracking, Fast tracking via Spatio-Temporal Context Learning which combines temporal correlation among sequential frames and spatial correlation between object and background can solve the problem of semi-occlusion, but not full-occlusion. Kalman Filter makes use of the predictive value...

This paper analyzed the contents, horizontal distributions, sources and spreading process of Pb in Jiaozhou Bay, China based on investigation data on Pb in surface waters in 1985. Results showed that Pb contents were 11.4-42.8 g L-1, and were confirmed with Grade IV in according to Chinese Sea Water...

Process parameters of AZ31 Magnesium alloy profile expanding extrusion are researched, such as extrusion temperature, extrusion speed, deformation degree, etc., and AZ31 Magnesium alloy profile expanding extrusion are implemented. Extrusion speed and production yield are effective elevated by effective...

In2O3 films were deposited on K9 glass by direct current magnetron sputtering with different oxygen partial pressure percentage. It is found that the films have a body-centered cubic structure, a relatively high transmission in the visible range and an optical band gap of around 3.75 eV. The conductivity...

Gas well head pressure sensors are the important front-end equipments of digitalization construction of Changqing oil field. Foreign pressure sensors are once relied on for a long time there. A problem urgent to be solved of digitalization construction is to develope pressure sensors with independent...

Aiming AODVjr existing zigbee routing algorithm used in the network node energy consumption leads to low energy loss problems quickly, this article from the node to start binding energy clustering mechanism AODVjr propose an improved algorithm by the route selection process according to the current node...

The purpose of this study is to improve the efficiency of fault diagnosis and quickly aim fault propagation path. This paper introduces the modeling and reasoning methods of Improved Fault Petri Nets (IFPN) based on existing concept and method of modeling for fault Petri nets. IFPN shows network fault...

With the development of information technology, production and business activities of enterprises have tremendous changes. In recent years, with the rapid development of Internet, e-commerce became popular, the transaction using the Internet has become an inevitable trend. With the development of the...

Private college is the important constituent of higher education system ,To improve the quality of teaching, to promote teachers' quality and enhancement the teachers' teaching ability ,it is necessary to evaluate teacher's ability. Paper is on the basis of the existing teachers' assessment, proposed...

Based on the SBM model and the Malmquist-Luenberger index operation, this paper analyzes the regional industrial growth efficiency from static and dynamic aspects. For static efficiency, the overall efficiency of industrial growth in China shows a trend of decreasing from east to west. The pure technical...

Complex of cell-THPC-thiourea-ADP with lanthanide metal ions Dy3+ has been prepared. The thermal stability and smoke suspension of the samples are determined by TG, DTA and cone calorimetry. Experimental data show that for the complexes of cell-THPC-thiourea-ADP with the metal ions, thermal decomposition...

Aiming at randomly sine-maneuvering target tracking in the precision guided system, a fast and efficient algorithm is proposed for multiple model adaptive estimation. The filter bank corresponding to target maneuvering model was adopted to estimate the acceleration of the target, which can improve the...

The APDL (ANSYS Parametric Design Language) and mathematical optimization algorithm are applied for the optimization of the mushroom-shaped root-rim structure of turbine blades. In the optimization the better structure is obtained, and the maximum equivalent stress is notably reduced, which proves the...

In this paper, the effects on the finite element analysis results of mesh size and mesh compatibility would be discussed based on a shear wall which has non-aligned holes. The computed results based on the compatible mesh and non-compatible mesh would be presented and compared. Similarly, the FE models...

Index weight is determined in this paper based on the method of entropy weight, and the evaluation system of the low carbon economy development level on Huludao is built, the comprehensive evaluation index of low carbon economy development level on Huludao is calculated from 2005 to 2014, and the results...

Resin mineral composite has drawn much attention in the field of elementary machine components due to its excellent damping property. The effects of postcure temperature on mechanical properties of resin mineral composite were investigated in this paper. Research results showed that the glass-transition...

This paper summarized the preparation and mechanical properties of current biomedical metallic materials, which contained medical stainless steel, titanium based alloy, magnesium alloy. Preparation covered metal smelting, powder metallurgy and micro-arc oxidation technology. The mechanical properties...

Uers organize networks and exchanges with the help of social networks, clasiffy the friend to the so-called social circle of friends. Construction of such a social circle will take the user a great deal of time. This paper presents a machine learning methods, he mutual networking between friends is as...

In the study, floral buds of two varieties of chinese cherry "Bijie 7", "Zunyi 3" were used for chromosome staining as well as karyotype analysis. As the result shows, the chromosome number of cultivated species "Bijie 7" is 32. The karyotype formula is 2n=4x=32=32m, the ratio of chromosome length (L/S)...

This paper builds a model for the operation of battery swap stations based on discrete event and build corresponding simulation system for optimized configuration of battery swap stations. The results showed that both the quantity of the robots and the utilization of source were important factors to...

In recent years, with the development of data flow applications ,various fields required to respond data flow quickly and real-time. Using Storm frame to process data flow, the time of calculation can be shortened significantly. In this paper, Storm platform will be used for continuous queries of data...

This paper is to present our research results of the efficacy of SW303 in term of inhibiting bacteria growth in concentrated seawater and under the process conditions of seawater recirculating cooling system through the rotating specimen test and the dynamic simulation experiments. For our research purpose,...

The transmission noise is serious in five speed condition. The problematic gears of transmission are confirmed by bench noise test. The model of transmission are built and systematically analyzed with Romax software. Adjusting multi-parameters of gears in the target of reduce transmission error, mesh...

In this experiment, pure nickel, cobalt, chromium, aluminum, and bismuth powders were mechanically mixed for three hours in accordance with a certain ratio of powders. After the coating was formed on the surface of a stainless steel substrate of 310s by low-pressure cold spray technique and analyzed...

This work presents an IP performance evaluation method, based on the Support Vector Machine (SVM). In this work, eight network parameters are collected: CPU utilization of switchboard, utilization of memory, network link-off, delay, delay jitter, bandwidth, bit rate of transmission and bit rate of reception....

Along with the economic and social development in our country, the demand for electricity and energy by society has been constantly increasing. The new round of market-oriented electricity reform launched in 2015 clearly defined the reform path of "three liberalization, three strengthening and one independence"....

In this paper, we propose several algorithm for mobile sensor networks. Such that distributed flocking algorithm, node dispatch algorithm, node localization algorithm, aggregation algorithm etc.The distributed flocking algorithm can attain a more uniform deployment of sensors. the node dispatch algorithm...

Making of free cutting austenitic stainless steels with additions of sulfur, rare earth and bismuth were investigated through comparing to the metallurgical properties and machinabilitys. The results have shown that free-machining additives exhibit the characteristic shape of spindle shaped sulphides...

The scientific and reasonable construction of eco-corridors between the nature reserves will be helpful in eliminating the habitat isolation and alleviating the negative effect of landscape fragmentation towards bio-diversity and ecological security. Focusing on the nature reserves in Northeast China,...

40 mixed-copulated pigs(Du Changda) which is about 40kg and in the same age were divided into 4 groups named A,B,C,D in order to study the effects of pineapple leaf residue silage additive on the finishing pigs' performance and blood biochemical parameters.The ration in the experiment is fermented pineapple...

This paper involved two parts: the agent-based modeling method and simulation system of the consumers in smart grid, to analyze electricity consumption in different conditions. This paper combines the key technologies of electrical disciplines and information science. The model of consumers in smart...

With the rapid development of computer technology, sensor technology, communication technology, smart home has become the development trend of the future life, it will be all the items in the family connected by a network, the realization of the home environment remote monitoring and intelligent management,...

The Compression stocking is one of the effective means to protect and cure varix, If people want to gain good effect from the medical compression stockings, they need to be provided with specific type of compression stockings which is designed based on the analysis of their leg shape. However, the domestic...

Accompanied by China’s New Normal Economy and Chinese social and economic transition. The urbanization has entered a new stage of improving quality and increasing efficiency as the main development, meaning that future urban construction shall not only focus on newly increased lands only, but also focus...

A new high efficiency organic inhibitor (HEOI) was synthesized, which was applied to coal to inhibit the spontaneous combustion. Meanwhile, MgCl2 was used to compare the inhibition properties with HEOI, studied by cone calorimeter. It was found that the combustion parameters of coal samples, including...

At first, this paper has summarized the theory of frequency doubling crystal, summarized suitable for uv frequency doubling of the characteristics of nonlinear optical crystal, put forward the theory basis of frequency doubling crystal KTP crystal, debug out of efficient cavity frequency doubling green...

Blood stains often appear at the scene of the crime. The age determination of blood stains can provide important information to speculate the time of crime. The relationship between the age of blood and the bending rigidity of blooded cotton fabric was investigated experimentally via the use of FAST-2...

A practical rainfall generator for meteorological metrology research has been designed. The rainfall generator is adopted to produce a rainfall environment for rainfall instruments test and calibration. The uniformity of the rainfall generator is tested with rainfall collectors and the Christiansen coefficient...

This paper is aimed at improving the LCA method of carbon emissions on construction. Because when using the LCA method for computing carbon emissions of the construction, low-load operating time and quitting time of construction machinery are calculated as normal operating time. So we collected 30 groups...

For the crack noise in molten-image processing of rock deformation experiment, this paper proposes an abnormal value detection method based on connected domain area, through the experiment of comparison with two-dimensional discrete Fourier transform method, this approach can not only completely remove...

In view of the temperature control system has nonlinear, time-varying and hysteresis characteristics, and traditional PID control method adaptability poor, robustness is not strong and other issues, using the combination of fuzzy control and PID method, designing temperature control system based on embedded...

Spiral milling is an efficient milling strategy due to reducing non-cutting tool paths. After investigating the characteristics of roughing, semi-finishing and finishing, a new machining process named extended finishing is proposed. The extended finishing has powerful flexibility to realize various machining...

Since the traditional defects detection methods on the CT image was not highly automated and could not lead to satisfied effects, a new defects detection method of the solid rocket motor was proposed based on the bot-hat transformation and threshold segmentation. Firstly, the bot-hat transformation was...

efoperazone wastewater’s composition is complex,of high COD， biodegradability is relatively poor，while TiO2 photocatalytic oxidation method is of high efficiency，safe，non-toxic and simple to operate，which can be used as a treatment method. The effect of hexadecyltrimethylammonium bromide (CTAB) on the...

Water conservancy facilities play a vital role in rural economic development and social stability, which are the foundation of national food security guarantee. Practice has proved that investing in agricultural infrastructure can not only promote the growth of agricultural output but also narrow the...

With the rapid growth of the economy in China, minor enterprises have become an important part of the China's economy. However, as the world economy competition is becoming more and more intense, the pressure and challenges of the minor enterprises are increasing. Based on the analysis on the status...

Question answer communities such as Stack Overflow and Yahoo! Answers are becoming more and more popular knowledge sharing communities, which have attracted great interest from both industry and academia. On such communities, people can ask questions of any kind and then wait for someone else to answer...

Stochastic interval systems is a new type of stochastic system in recent years, which is a new field integrated by information and control. This paper introduces the research history and the newest research trends of stochastic interval systems, and presents many widespread theoretical and application...

Process fault diagnosis is a topic of significant practical interest. Bayesian fault diagnosis methods have been developed to identify the problem source from all monitors of the process. However in a large scale industrial process, taking all the monitors into account not only increases computation...

Based on the modern impact theory, an anti-shock model of the marine ventilation grid was built to simulate its anti-shock performance in time domain with the consideration of the contact stress. The stress was obtained from the anti-shock simulation which could be useful for the anti-shock design and...

A human body detection system based on internet of things is designed. System is divided into four parts: terminal controller, ZigBee network coordinator, ZigBee network control and display node and ZigBee sensor nodes. The system is mainly used CC2530 chip as information processing and exchange of units...

The solution evaporation in a vacuum is faster than that at the atmospheric pressure, and the required temperature of heat source is relatively low, which can realize the energy conservation. Therefore, it is a subject worthy of investigating. In this experiment, the regeneration process of LiCl solution...

Recently, the competition of the modern enterprises is focus on the competition of the supply chain management and logistics management. Therefore, the supply chain management is becoming more and more important in the world economy, and it has changed the ways of the logistics management. In this paper,...

To make the response of airship system to be quicker, a kind of terminal sliding mode surface was constructed which can make the pitch angle trace the desired value in a finite time. Also a Lyapunov function was given to prove the sliding mode method is right and reasonable. But detailed simulation result...

Anaerobic degradation of the polyethylene glycol 400(PEG400) was studied. The effect of concentration was respectively assessed on the anaerobic bio-degradation of PEG400, using the organic model wastewater containing the 1.0% and 0.5% PEG400. The result showed that: the TOC(Total Organic Carbon) and...

The K-means algorithm has the shortcomings of being sensitive to the initial clustering center, and in order to overcome this drawback, in this paper ,on the basis of the combination of data density and the optimal distance , a new definition of fitting function is made and then a kind of K-means algorithm...

Anthocyanin is an important production of horticulture plant secondary metabolism, which is tightly concerns with fruit quality. There are lots of factors regulate plant anthocyanin biosynthesis including UV, which is one of the most significant factors, however, the effect mechanism details of UV are...

In allusion to the requirements of bearing steel for ultralow T[O], Ti, analyzing the effects of slag system to T[O] by FACTSAGE thermodynamic calculation. The calculation results shows that the slag system of bearing steel should be controlled in the area that SiO2 0%~20% Al2O3 25%~45% CaO 45%~65%,it...

The coatings of titanium dibordie (TiB2) on a high purity graphite substrate by chemical vapor deposition (CVD) was studied by using a gas mixture of TiCl4, BCl3 and H2. The reaction thermodynamics and the influences of TiCl4: BCl3 flow ratio on the growth rate of TiB2 are analyzed by using HSC software,...

Network corpus is extremely convenient language learning and research resources. Some of them free and open to the public, the corpus has very high use value, can make use of the network resources to support classroom English teaching is domestic and foreign linguists and language teachers are concerned...

Droplet jetting technology is widely used in 3D printing. In which process, the flow rate of material extrusion from the nozzle is one of the keys that affect the printing performance, such as the droplet size and its uniformity. In this paper, a model was developed to predict the jetting flow rate....

The current is not specified a current in load side or network side at the detection of APF(active power filter) control. When the detection object is selected a different current, the compensation effect is different. This paper presents a simultaneous current detection control strategies which the...

Recently, the electronic commerce (E-commerce) is an important economic trade way for the logistics management. The modern e-commerce technology has greatly affected on the traditional logistics. And the modern logistics will develop to the trend of informatization, networking and functionalization with...