Advances in Engineering Research

In this paper, we firstly consider the impact of the accident on the problem of toll square traffic and establish a prediction model of traffic conflict to get an accident rate. Then, these parameters are applied to cellular automata model based on the cellular theory, and MATLAB is used to simulate...

Mined-Out Area Saturated by Water is a serious threat to the safety coal-mining practices. This research focuses on detecting mined-out area saturated by water with transient electromagnetic method. Data acquisition system was arranged along 65 survey lines, and the total of 4830 survey points were recorded....

Giving priority to the development of urban public transport is not only an effective measure to alleviate urban traffic congestion, but an inevitable requirement for improving urban livingenvironment and promoting the sustainable development of cities. System simulation of scheduling time and inventory...

Solar energy is one of the most important renewable energy, and it will not cause pollution and damage to the environment, using PV solar energy collection devices to generate electricity for the ship will be expected. When PV module supports are installed on the ship's deck, the wind and wave loads...

Pneumatic balance crane in the process of porter parts can be efficient and precise, cylinder plays a vital role.For a reasonable selection of the required cylinders,by analyzing the motion characteristics of the four-bar linkage and the force analysis of the rod in the pneumatic balance crane, the magnification...

The daily precipitation data, from 1962 to 2012, of 20 relative meteorological stations in the Northern part of Haihe River Basin (NHHRB) were collected and analyzed to test the spatial variation and evolution trend of the extreme precipitation in NHHRB. Eight extreme precipitation indexes were selected...

Deleting the average class of constant false alarm rate monitoring (CMLD - CFAR) ,which bases on an average constant false alarm rate monitoring(CA - CFAR) ,can not only overcome the ML type detector under the background of multiple targets detection problem of poor performance, but also address the...

The feature histogram is made of different labels containing information about patterns on a pixel-level. This means that pixels of the same label may come from different parts of a face. There must be some errors between the actual feature histogram and the accurate feature histogram which can completely...

In most cases, the association rules mining (ARM) will generate a large number of rules, most of which are of no interest. In order to find the interesting rules from the large-scale association rules more effectively, this manuscript presents a new method to research the association rules based on Complex...

Firstly, from the point of view of the frequency domain Helmholtz equation, a detailed description of the frequency domain modeling process and frequency domain blended seismic acquisition forward process were given. By solving the Helmholtz equation, reverse-time migration method in frequency domain...

For studying the influence to mine hoisting steel wire rope tension and deformation from load and elastic modulus, according to the differential equation of mine hoisting steel wire rope tension and deformation, we establish the corresponding dynamic simulation model using Matlab-Simulink, carry out...

Seismic signal generated by moving on ground by person and vehicle target is sensed by MEMS accelerometer, then collected and processed by MSP430, achieving early-warming and target identification of ground targets. A seismic signal warning algorithm based on the characteristics of noise is proposed...

Adjust the dose of related synthetic method through the experiment, in order to improve the efficiency of the synthesis of intermediates. When adding catalyst 1.8 g, the product yield up to 63.11%; Adding 30g anhydrous ethanol yield up to 61.45%. different materials for the amount of drug income atorvastatin...

Intelligent decision support system which can help to make decision in solving the complex decision problems through logical reasoning is the combination of decision support system and artificial intelligence technology. Rough sets technology is a mathematical tool for data analysis to deal with fuzzy...

With the development of computer and network technology, athletic meeting management is constantly toward modernization, and in the popular athletic meeting management software, the grouping lane dividing of track events is fixed eight lanes, scheduling algorithm is fixed, and there are some flaws. Therefore,...

New free radical-cationic hybrid photopolymer, consisting of acrylate-based and epoxy-based photosensitive resin for stereolithography was prepared. The influence of the initiator sort and amount on the curing degree of the photopolymer was investigated. Photopolymerization process, degradation temperature,...

By far, logistics has had more than 100-year development history since it was put forward by Johnsy Baker in 1905 in Troops and Transportation of Munitions. Most logistics mentioned by people in daily life are modern logistics which means a new-type integrated management combining all logistics activities...

For the sake of providing scientific the theoretical basis for establishing appropriate counts of toll booth on freeway, we build a delay time model which is established by hydro-mechanics theory and queuing theory. Using this model which can get the average total delay time required for a vehicle to...

Human action recognition is a highly active research topic in the field of video surveillance, human computer interaction and other fields. Due to the huge amount of computation, many existence methods fail in real-time applications. In this paper, we proposed a human action recognition method based...

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

According to the characteristics of double fed asynchronous generator rotor energy flow, research and design based on the DSP control with two-way flow of energy function of Dual PWM converter and discusses the grid side converter control method of Dual PWM converter in particular. The wind turbine simulation...

The expanded F-expansion method was used to construct the evolution wave solutions involving parameters for the Complex Ginzburg–Landau equation. The evolution wave solution in several forms are shown and the numerical simulation figures are given.

Considering that it’s difficult to dealing with symbolic expressions which are stored in the form of strings, we put forward an idea that the symbolic expression is stored in a right-thread binary tree, and we minimize the right-thread binary tree so that the symbolic expression could be simplified....

We prepared five heteropolyacid catalyst by one-pot method, the reaction temperature was 65oC, reaction time 8h, hydrogen peroxide 3mL, naphthalene 1000mg, H4PMo11VO40 100mg, naphthalene conversion was 30.3%,the selectivity of naphthol was 46.7%. The heteropoly acids have Keggin structure, but also have...

In this paper, using artificial controlled pot experiment to treat Sonchus arvensis L. with different concentrations of cadmium (Cd), the tolerance of Cd in S. arvensis was studied, and the results showed that with the increase of Cd concentration, biomass rises first and then falls, the chlorophyll...

Direct yaw-moment control (DYC) has obvious advantages in centralized-drive vehicles, but in 4WID-EV networked control system, the network-induced delays would reduce control performance of DYC and even deteriorate the 4WID-EV networked control system. To ensure robustness of DYC and reduce the adverse...

A three-dimensional eddy model considering buoyancy was established to simulate vertical buoyant flow from a square orifice in static ambient. The hybrid finite analytic method with stagged grid was used to solve this model. Results showed that axial velocities from a square orifice coincided well with...

The flatness and edge drop is a strong-coupled multivariable control system, so realizing the decoupling control of them is one of the most important issues to achieve the high-precision control. In this paper, the decoupling feedback controller and servo compensator are proposed to trace the target...

O2O e-commerce model is a promising young e-commerce model derived from the traditional e-commerce model, it especially solves the store sales problem in service industry and commodity backlog problem of traditional business. After the rise of e-commerce in China, e-commerce got wide response of merchants...

The system of time-to-digital conversion is based on the Field Programmable Gate Array (FPGA)[1], compared with the TDC system existing now, the innovation of this design is can measure the width of the continue pulses. This system is designed on the Spartan-6 platform of the Xinlinx company. There are...

As in recent years, rapid development of mobile phone hardware and operating systems such as Android, ios continue to optimize the market potential of the mobile market is gradually excavated, which created hear Lang stretch of mobile terminal APP. How to promote APP and make targeted deployment according...

The development of modern agriculture should be guided by the theory of sustainable development, and should be based on the idea of harmonious coexistence of man and nature. Starting from the connotation of sustainable agricultural development, this paper constructs a element of modern agriculture sustainable...

The W-2 high-temperature enamel coating which coated on the surface of the K403 guide vane, presents the faults of coating’s collapsing and cracking frequently in use because of the greater difference between W-2 high-temperature enamel coating and K403 alloy in coefficient of thermal expansion. In order...

The interactions of structure-human and those of human-human would change the macroscopic behavior of human walking on the structure and which, would further result the change of walking forces. The complexity of walking forces during the interaction process is the reason that lively structures exhibit...

In today's Internet era, as the Web site was attacked continuously, the credibility of the software shows more important. The credibility of the software mainly refers to the behavior of software at run time is consistent with the expected behavior, which is a special form of software quality. This paper...

The greenhouse can effectively improve the yield per unit area of land, out of season limits the growth of plants, based on this, puts forward a set of intelligent greenhouse automatic control system based on C language design, through the system can be realized in to carry on the accurate control of...

Based on Homogeneous Equilibrium Model combined with full cavitation model, the cavitation flow inside a single-hole diesel nozzle is simulated. In order to analyse the effect of the fuel temperature increase on the characteristics of the internal cavitating flow, the inception and development of cavitation...

In this paper, we study a scheme to optimize the throughput of the inspection system. Firstly, the checkpoint sequence model based on control sequence is established, which serves as the basis of the latter model. Secondly, the channel quantity optimization model based on queuing theory is established...

Indicator diagram is an important factor to study working status of diesel engine for engineers. To large extent, it will affect the safety operation of the vessel whether the results of calculation and analysis are accurate or not. According to the analysis on the frequency spectrum of a certain type...

The accurate 3D molding function of Rhinoceros software is used and combined with the fast and realistic render effect of Keyshot, which is the fastest and the most effective three dimensional design software in the area of current ceramic moldingdesign. The paper is mainly explored the application of...

This paper introduces self-adaptive fuzzy PID controller to improve static and dynamic performance of magnetic suspension systems aiming at the characteristics of nonlinearity, hysteresis and uncertain model of the systems. The simulation results demonstrate that this fuzzy self-adaptive PID controller...

According to the low accuracy of single feature-based image retrieval algorithm, the paper proposes a strategy which fuses the SIFT and the color feature, to obtain a kind of relatively simple and accurate retrieval approach. To accelerate the retrieval process and improve the efficiency, the paper adopts...

Characteristics of different heat recovery devices from exhaust air were introduced.An actual project was taken as an example,three heat recovery systems from exhaust air by rotary wheel exchanger,plate-fin heat exchanger and recovery fresh air heat pump units were presented.The energy saving and economic...

Amphiphilic carboxyl-terminated Hyperbranched Polyester (c-HBPE) is synthesized by 1,2,4-Benzenetricarboxylic anhydride BTAA and 1,6-hexanediol. The structure of c-HBPE is characterized by FT-IR, 1H-NMR, GPC. Vesicles of c-HBPE are fabricated by aqueous self-assembly. Results of Transmit-tance Measurement(TM),...

The management synergy theory in our country had formed a stable theoretical basis after a large number of scholars’ research. Lump-sum contracting management model was most widely used in all the other project management modes. In order to further enhance the management efficiency of this model, this...

The paper aims at knowledge management and application problems during the diesel research process, reviews the development of ontology in the Semantic Web domain, analyzes the requirement of the knowledge ontology frame, puts forward the diesel domain ontology candidate principle, constructs the whole...

This article system, fully discusses the Web transaction clustering analysis of two stages, namely data preprocessing and cluster analysis phase. Data preprocessing phase, including log analysis, data cleaning, the user identification process; at the same time, studied the Web transaction clustering...

It is a complex nonlinear problem to analyze the interaction between bind and the deformation of surrounding rocks and the depth of plastic zones as well as the deformation caused by destruction. This study tackles this problem by taking into account the size of roadway section, burial depth, rock parameters...

The quantitative determination method of seven organic phosphate esters (OPEs) in urine by gas chromatography-mass spectrometry was established and optimized by changing the derivative reaction procedure, the different sample doses and the different extraction reagents. The results showed that the best...

A new asymmetrical photochromic diarylethene, 1-(2-methyl-3-benzofuryl)-2-(2-methyl-5-naphthyl-3-thienyl)perfluorocyclopentene (1o) was synthesized, and its photochromism and fluorescence properties were studied in detail. Upon irradiation with 297 nm UV light, the colorless 1o changed to violet both...

Zr-based bulk metallic glass possesses the highest potential as a structural material among metallic glasses. However, its potential application has been restricted by a number of issues, such as fragility, small size and difficult fabrication into different shapes. In this paper, an attempt is made...

Since China is a vast agricultural country, effective circulation of agricultural products is closely related to national economy development, agriculture modernization as well as fundamental interest of farmers. With the rapid development of agricultural economy, people’s life quality has been constantly...

Based on the First-principle, using ab initio Hartree-Fock self consistent field method combined with many-body expansion method, two-, three-, and four-body potential energy of face-centered cubic (fcc) solid neon are calculated with the atomic distance R from 1.6?... to 3.0?.... Then we obtain the...

We utilized the finite-difference method to establish the discrete distribution model of the two-dimensional bathtub plane at the heating moment. We achieved the simulation of temperature distribution on the two-dimensional plane through numerical analysis, Gauss-Seidel iterative method. By comparing...

The multiple criteria decision making (MCDM) methods VIKOR is applied to the selection of the most desirable remediation for a chlorinated hydrocarbons-contaminated aquifer located in Pudong district of Shanghai. Ranking index based on the particular measure of ''closeness'' to the ideal solution is...

Transient performance is an important parameter to measure the performance of electronic current transformer in smart substation , the transient performance of electronic current transformer with analog integrator and digital integrator is analyzed theoretical and simulated, Simulation results show that...

In the conventional satellite communication networking process, face with many problems, such as resource utilization is not high, QoS is weak, lack of real-time dynamic adjustment to link. PCC architecture-based satellite communications network model through a secure channel to receive channel real-time...

Based on CAT (hydraulic computer aided test technology), by use of multiple sensors gathering experimental signals, the testing platform develops performance testing work to axial piston pump on the hydraulic controlling platform. Based on digital computer and LabVIEW graphic development platform from...

The decision information of mining craft selection is multi-attribute and fuzzy, so we propose a decision model by using Vague sets theory in this paper, the given score function considers the influence which is the hesitancy degree to the decision, the weight of attribute factors is determined by fuzzy...

This paper presents an improved genetic algorithm based on chaotic characteristics, main combining with the rapid global convergence of genetic algorithm and optimization of chaotic sequence, through the singularity and the complexity of chaotic system to improve mutation operator of algorithm to obtain...

Aiming at the increase of electronic products brought about by the hazards of electromagnetic radiation intensity of an electromagnetic wave, designed a time for detection of people within the scope of activities to re-mind people to exceed the standard, in order to prevent the electromagnetic wave radiation...

The Communication Based Train Control system (CBTC)system controls the operation of the train by calculating the moving authorization for all the trains running on the line through the Zone Controller (ZC, for short) arranged on the ground. The centralized vehicle computing system does not need to arrange...

TSZ-6A type strain control triaxial compression apparatus is applied for indoor test of some soil samples in Gansu Longdong (Qingyang) loess landslide, unconfined shear test of undisturbed soil samples, and the loading and unloading test of loess remodeling. The influences of different moisture content...

With the lightest weight as the optimization goal is established the mathematical model for optimal design of planetary gear reducer, and put forward the solving method. When a given power P is constant, according to the input speed and other technical conditions and requirements, find out a set of economic...

In recent years, as the intelligent terminals developed rapidly, the combination of intelligent terminals and Internet has been an evident trend of information development and utility software. Based on the kernel of Linux V2.6, Android is the representative of mobile terminal, which is an open operating...

Biodegradable materials have been actively studied in applications of food packaging, agricultural film, and biomedical materials. As one of the most important biodegradable materials, polylactide (PLA) has attracted great attention due to its excellent biodegradable property. Despite favorable performance,...

Along with the application and development of E-commerce in all sectors of the society, the agricultural development in China has entered into a new era. The appearance of network marketing of agricultural products will inevitably bring along with a glittering array of opportunities, which has a significant...

Prepared by impregnation of MCM-41 molecular sieve, zeolite and modified MCM-41; to load 5% of modified Fe/MCM-41 zeolite catalyst, the reaction temperature 60oC, reaction time 8h, hydrogen peroxide 2mL, naphthalene under 1000mg, Fe/MCM-41 catalyst 100mg conditions, naphthalene conversion rate of 5.8%...

Pollution controlling’s incentive and monitoring are important issues in environmental management. However, in the mechanism of pollution controlling, the importance of pollution controlling indexes determine the selection of controlling order and efficiency of pollution controlling, management authorities,...

We will have the date and time and put it into the model of the relationship between the solar height angle and local time, to obtain the length of the shadow of the functional relationship between theoretical value and observed latitude. We divide the length of the shadow of two adjacent times to eliminate...

Biofuel is an attracted alternative fuel. While biofuel-gasoline blends are used for substituting some part of gasoline, and to some extent it is favorable to direct injection homogeneous charge combustion ignition (DI-HCCI) engine application, improving auto-ignition ability and reducing high-pressure...

This paper introduces an GPS(Global Position Systems)location method based on articicial neural networks. Because the signal of GPS receiver is usually influenced surrounding environment, is difficult to obtain continuous and exact location data. A method based on Artificial Neural Network (ANN) is used...

In this paper, in order to study the tourism environment protection as the core, to analyze the relationship between the sustainable development of tourism environmental protection and tourism, clear tourism environment protection value, and put forward the tourism environmental protection measures to...

Excitation and measurement mode of Electrical Resistance Tomography (ERT) system would determine the sensitivity, information quantity and noise immunity of the test field. In this paper, a 16-electrode ERT system is cited to conduct a research on 8 excitation modes and 2 measurement modes by numerical...

LED luminaires, the research object, is the new energy industry products. And aiming at the lifetime prediction and reliability evaluation of LED luminaires, a novel dual-stress accelerated life tests were designed and lifetime models were developed. The temperature and vibration were selected as the...

To investigate dynamic compressive properties of ZK60 magnesium alloys under different strain rates, the Split Hopkinson Pressure Bar (SHPB) apparatus was used at ambient temperature. The mechanics response and the correlation rules of ZK60 magnesium alloy under different strain rate compression have...

With the continuous development and extensive application of ontology research, the temporal information needs to be processed, but such ontology description logic has good ability of expression, algorithmically undecidable, simple and shortcomings of inability to describe some concepts in the reality....

In this paper the methods of chemical co-precipitation method were used to produce nanomaterial of LaAl11O18. In order to find the effects of the preparation parameters on its micoscopic structure and the influences of calcinated temperature , keeping warm time and pH value on organizational structure...

In this paper, an improved bat optimization algorithm to solve sports video was proposed, which presented the concept of adjustment sequence to design the strategy of local searching, and added the maneuver flight in the global exchange of information. Experimental results indicate that, the proposed...

As a lightweight and flexible virtualization technology, container virtualization has been adopted by more and more platform as a service (PaaS) system. With the popularity of container virtualization and PaaS, cloud forensics need to find a way of extracting integrate and reliable data from containers....

This paper mainly has conducted the research to the incentive problem in modern enterprise management,which is based on Maslow's theory of needs. This paper firstly gives a brief overview of the Maslow's needs theory, and then carries on the analysis to the knowledge workers from the two aspects of the...

The paper discussed the problems in trial-production line for the HIGGS watch, which made against the success of putting the new product into mass production smoothly and introducing it to the consumer market on schedule. After analyzing the causes of the problems, a series of solutions such as communication...

To study the influence of the air supply-return methods and air supply temperature on the temperature uniformity, several scaled experiments were carried. By comparing of the ceiling hole-board ventilation and diffuser air supply, it is shown that the air supply method of ceiling hole-board with air-in...

Along with China’s economic globalization, the promotion of enterprises informatization and e-commerce are rapidly emerging. As a result the express industry shines out in the logistics industry and development of social economy. The soc-called accelerator for economic development is infiltrated into...

Three-dimensional laser scanning can be used to collect the 3D coordinate information on the object surface to create 3D point clouds, which can reflect the characteristics of the target surface, facilitating the establishment of terrain model. Since point clouds lacunarity is usually caused by occlusion...

Traditional electric firebox design is unreasonable because the sheeting curve on the grid plate to cause the electric firebox lateral support bars blocking the infrared light almost 1/2, so that the heat pipe heat underutilized. To solve these problems, we use radiotherapy principle theoretical studies...

In this paper, the aircraft is the main research object. Using CAD rendering model diagram and force analysis diagram, we analyzed the dynamic model in arresting cable under the action of the landing, and got the general rule of aircraft and arresting cable force based on theoretical mechanics knowledge....

A pot experiments were conducted to study the effects of water stress on plant Blade retention, leaf relative moisture content (LRWC), Morphology and growth status, five drought-resistant plants (Pyracantha angustifolia, Pyracantha fortuneana, Pyracantha fortuneana ‘Harlequin’, Ligustrum japonicum ‘Howardii’,...

The mature development of computer network technology mainly is due to the combination with OSI network model’s feature of continuous software improvement. In the analysis process of software life cycle, improve the practicability of the software. This paper focuses on analyzing the development and application...

A nickel solid micro needles array is fabricated by electroplating process based on a PMMA solid micro needles mold. The PMMA mold is fabricated by the moving mask X-ray lithography method. Ni Micro needle array is fabricated by PDMS female mold which is fabricated by using PMMA micro needle array as...

In general, an image of woven fabric sample can be regarded as a typical textured image. The detection of local fabric defects is one of the most captivating problems in computer vision and has received much attention over the years. In the textile industry, careful inspections for woven fabrics have...

Data center microenvironment affects the reliable operation of servers and related network equipment, and it will also affect their performance and service life. But as more and more IT and electronic-equipment manufacturers are starting to improve technology, widely used "immersion silver" surface treatment...

This paper mainly discusses the pellets low temperature pulverization performance experiment research. Through KSZ-03 ore comprehensive metallurgical properties tester and drum devices such as low temperature for pellets in index for performance test, to determine the low temperature reduction degradation...

Civil aviation is the first industry wide unified propulsion electric vehicle applications in china, endeavored to promoting the development of energy-saving emission reduction and green airport in recent years, which gradually deepen into airport vehicles. By analyzing the benefits of "oil to electricity"...

An improved Firefly Algorithm is proposed for solving equation group. In the proposed algorithm, a heuristic exchange rule is introduced. Finally, numerical testing results are provided, and the comparisons demonstrate the effectiveness of the proposed algorithm for solving the equation groups．

Through-feed super-finishing is the main processing technology to roller convexity. The research on lapping force of tapered rollers in through-feed super-finishing is the key to further study the material removal mechanism of the roller. Taking a single grain as the object, the movement characteristics...

In the electromagnetic positioning system, it was found that with the increase of distance between the target carrier and the emission source, positioning accuracy decreased a lot. This paper proposed a method that used 3-axis accelerometer to assist the electromagnetic positioning system to measure...

The snaking of strip in the continuous annealing furnace affects both the process stability of production line significantly and the quality of final products. This paper for the first time proposed the self-centering ability of tapered hearth roll on initial flatness of strip travelling in the furnace...

Objetive The aim of the present study was to investigate the pharmacokinetics of coumarins from cortex daphnes (CCD) in a microemulsion (ME) gel transdermal delivery system with a newly developed HPLC method. Methods The pharmacokinetics of the microemulsion containing CCD was studied in rabbits with...

This paper provides an overview of the payment for forest environmental service in Europe, the biodiversity conservation project in Costa Rica, the Maine forest protection project in United States. Moreover, the paper analyzes their successful experiences and characteristics. Combined with the problems...