This paper mainly uses the angle of declination angle, and solar elevation angle and azimuth of the sun between the relationship, according to them with the longitude and latitude, date and time of the conversion formula, and the use of MATLAB software were calculated. It is concluded that the effects...

In order to improve the accuracy of motion control, a turning model under steady state conditions of Tracked Mobile Robots (TMRs) is provided, based on considering tracks slipping. With making the sprocket rotating speed ratio of inner track to outer track independent variable, the turning of TMRs under...

This paper presents a virtual structures in multi-UAVs formation flight via consensus strategies. By using consensus strategies, each UAV can track coordination vector, the desired formation shape can be preserved accurately. For the multi-UAVs control problem, applying a novel base-on outdated and predicted...

This paper mainly introduces the design ideas and realization process of the game.The design draw the background of all the objects at the begin of the game.In the thread when the main program was running, the frame refresh will be at certain frequency with double buffering technology to screen redraw...

The large eddy simulation method with mixture model is used to describe the inside two-phase flow of the oil - water separator. Then flow analyses of hydrocyclone field with different structures are compared by numerical simulation in the inside flow field of oil - water hydrocyclone. The result shows...

The large eddy simulation method is used to simulate the flow field in the hydrocyclone with double conical structure, and the result shows that existence of the secondary swirl has a vital effect on the separation. The tangential velocity in the swirling flow could be regarded as a kind of rankine-like...

This article describes one investigation of Okhotsk Sea sediment in the northwest Pacific margin, the study based the use of the advanced tool called Echo sounder system,made a large scale acoustic sweep to the east slope of Sakhalin Island.Through the acquisition of the echo signal, the multi-channel...

This paper discuss the using of the current PC104 bus technology and chemical oxygen demand (COD) on-site analysis technology to do the secondary development on the the seawater chemical oxygen demand analyzer (COD analyzer).The control system of the COD analyzer is formed by PC104 modules.Each PC104...

With the continuous consumption of resources, the demands for energy and the consumption of non-renewable energy is growing more and more. Solar energy, as a green initiative non-polluting renewable energy, has a great prospect. But most conventional solar panels are fixed, causing the exploitation insufficient....

In the past 20 years, numerous in-pipe inspection robots (IPIRs) have been designed and utilized. According to the propulsion mechanism amount, these in-pipe inspection robots (IPIRs) can be summarized into two categories, i.e. single locomotion system and multiple locomotion system. This paper presents...

This paper is dedicated to find a unique solution for the optimization of engine performance and emissions which have a trade-off between NOx-soot-BSFC. To develop regression models for engine performance and emissions, multiple nonlinear regression with uniform design is employed. And the accuracy of...

PSO algorithm is a kind of swarm intelligence optimization algorithm which has the advantages of simple principle, easy implementation, few parameters needed to adjust and so on. However, the search accuracy of the basic PSO algorithm still needs to be improved. In this paper, a modified PSO algorithm...

Water resources issue is a big problem faced by the mankind. It is of great significance to make a correct evaluation and prediction of water resources carrying capacity in a country or region. However, lots of problems exist in the evaluation of water resources carrying capacity, such as too many evaluation...

This paper is addressed on the joint angle-doppler estimation (JADE) for the uniform circular array (UCA) with coprime sampling. Space-time adaptive processing (STAP) can conveniently estimate direction-of-arrival (DOA) and radial velocities of emitting sources. And UCA can realize the azimuth angle...

This paper expounds the background, significance, research contents, implementation plan, the results of the final design and gain insights of the research on the intelligent management system of students’ practice on computer. The design of intelligent management system is aimed at the problems existing...

Space is becoming cluttered with litter. For nearly fifty years, people have been launching rockets into Space, in orbit around Earth, and beyond. The remains of derelict satellites and rockets and the debris resulting from their explosions and collisions with one constitute a significant fraction of...

This paper outlines the basic structure of equipment maintenance work, analyzes the conditions and necessity for the emergence of green maintenance, from the different aspects of quantitative requirements, maintenance method, maintenance materials, maintenance energy , maintenance process and maintenance...

Through consulting relevant literature, during the current solution for space junk, the relatively perfect theories are the following kinds, laser removal technology, satellite debris collector, space garbage trucks, suicide satellite, and resistance-increase device. we proposed An Automatic Tool of...

Ebola virus disease is a severe, often-fatal illness and has a case fatality rate up to 90%. Ebola crisis could severely do harm to the economies of Guinea, Liberia and Sierra Leone unless action is taken quickly. In order to eradicate the disease with the shortest time and the least cost, we build a...

This paper introduced several numerical solution methods including variable step trapezoidal quadrature method, adaptive trapezoidal quadrature method, variable step size Simpson quadrature method and Romberg integration.

The flow of information has never been as easy or wide-ranging as it is today. I are tasked to explore the evolution of the methodology, purpose, and functionality of society’s networks by taking a historical perspective of flow of information relative to inherent value of information.the speed of information...

Predicting and modeling the water scarcity condition is a complex problem. In this article, the regression model predicting the water demand and supply and the gray relational model analyzing the factors of water scarcity are proposed. Take Henan for example, Henan is heavily lack for water. To remit...

In view of the problem, To study the curve of the solar shadow over time, the first step is to set each parameter, establishing a mathematical model of the change in length of the shadow, according to the longitude and the time difference work out the real solar time and the solar hour angle are, according...

The CNC machining technology is of great significance to the modern manufacturing industry. In this paper, the motion of the CNC machining tool is optimized. In order to solve this problem, we divided into steps as follows: firstly, we take a look ahead velocity curve and deceleration control algorithm...

In order to explore the information flow, we contract and analyze the Dynamic Complex-Net-Based Info-Transmission Model. Simulate the realistic information transmission network utilizing the model. Considering the characters of information transmission, we employ the SIR-Based Info-Transmission Model...

Water resources shortage is a problem paid general attention to in today’s world. How to predict the clean water provided in a region become universal concern ever since. So we develop a NARSD Model to analysis water bearing capacity with the rate of water supply to water demand. It is improved from...

In this paper, we build the model to determine the best strategy that the person in the bathtub can keep the temperature.

Before comparing the heat dissipation of bubble bath and common bath, we analyze the temperature distribution in the bath.After that, we establish the heat conduction differential equation. The temperature distribution in the whole bathtub with hot water injection is obtained by the finite difference...

The 2014 Ebola outbreak is an ongoing epidemic of the Ebola virus disease in West Africa causing many deaths and great panic. It has been declared “the largest, most complex and most severe we’ve ever seen” by the World Health Organization (WHO)[1]. This paper tries to establish a realistic, sensible,...

It is the purpose of the paper to develop a water-recycling plan for Billings.In this paper, I make two essential models and an extended model. I first develop grey model to predict the data of water use in the future 30 years at Billings. Grey model can well predict uncharted data and get an obvious...

In this research, in order to address interferences of air traffic from complex factors like weather and local data abnormality of radar samples, fuzzy clustering and neural network ensemble were introduced into the short-term forecasting of air traffic flow. Firstly, with K-means cluster analysis, this...

In order to study the water quality of Lake Gucheng, a geographical information system (GIS)-based method was used. The spatial distribution of eutrophication conditions in Lake Gucheng was investigated. A trophic stated index(TSI) consisting of four physical, chemical and biological indicators including...

This paper analyzes the disadvantages of the new-typed equipment maintenance support information generated in different stages, different sub-sector’s management, and the lack of the unified standards, to solve which, we proposes a new equipment information management system concept, which is with a...

The construction of ecological civilization of the city is related to public welfare, while the culture of mining and metallurgy is the typical characteristics of a typical resource-based city. This paper takes the culture of mining and metallurgy as the breakthrough point, based on analyzing the value...

In this paper, we propose a modular equipment design concept for building interactive landscape environment, which can deal with the problems such as life expectancy and complicated cable networks. Recently, the advancement of digital technology in residential networking and connections (i.e., internet...

construction project bidding involving many factors have attracted much attention. According to the tender evaluation method has a higher probability of winning bid is the angle has been the focus of attention. This article is limited to the theoretical aspects and Bidding Strategy Research Project Bidding...

An escalator accident occurred in a subway station of Shanghai City, resulting into that the running direction of the escalator sudden reversals, resulting in that some passengers were injured. In this paper, the failure analysis of chain plate of broken chain drive chain is analyzed. The escalator driving...

In the era of modern industrial civilization, with science and technology being developed rapidly, friction and wear become scientists' dedicated areas. The paper aims to reveal the mechanism of abrasive wear and fatigue wear, discussing the calculation formula, various factors and the way they affect...

This paper presents the design and simulation of metal-contact RF microelectromechanical system (MEMS) switch based on the multilayer metal stack Au/Cu/Au. The novel concept of Au/Cu/Au contact metallization is introduced to increase the hardness of the contact material. The mechanical and RF characteristics...

Atmospheric boundary layer is the conveying channel of the earth's atmospheric momentum, heat, and all kinds of material. The main characteristic of the fluid motion in the atmospheric boundary layer is the turbulence, and the wind speed of atmospheric boundary layer increases with the increase of height,...

As the trend of economic globalization is continuously enhanced, product faces more and more market competitions. In order to survive and development, product has to push out the product that meet the requirements of market with quicker speed(time to market), higher quality, lower cost and better service....

As an important transportation tool of earth stone, mining truck withstand the impact of complex alternating dynamic load. Suspension as a connection of frame and axle, reduce the impact effectively. The double arm independent suspension was regarded as the research object in this paper, and analyzed...

The level exchanging buffer of large erecting hydraulic cylinder is one of the core issues in the process of rapid erecting equipment development. This paper combines the actual, building analysis platform of fluid-structure interaction by using fluent and workbench,researching the effect of the change...

A novel self-excited oscillation spraying blade has been designed and the geometric model of the conical surface and rectangular surface self-excited oscillation spraying blade have been established. The flow field distribution of novel spraying blade has been obtained by finite element analysis, simulation...

Scientific evaluation of fashion design is the need of modern design. This research discusses the basic structure of fashion design evaluation system. From the designer's point of view, fashion design elements was divided into core design and extension design, as basic for the establishment of fashion...

Take-off skill is one of the most important part in half-pipe snowboarding which directly determined the flying height, flying time, even the quality of motion. Study on the kinematic parameters of take-off stage of some master-standard athletes for the purpose of researching on the factors influencing...

Marine energy generation systems have gained extensive attention in the past decade. The greatest advantage of tidal current energy over other marine energy sources is its lower dependence on the weather. Tidal stream generation system consists of an energy capturer, a shaft, a gearbox to reach a high...

Facing the problem of the difficulty to sort the radar signal under the complex battlefield environment, this algorithm can sort the unconbentionality radar signal of jittered PRI or staggered PRI in real-time effectively with high-accuracy, using the principle of Set Pair Analysis and taking the entropy...

We propose a node local resource aggregation index and then we also propose a virtual network embedding algorithm based on this index. Simulation results show that our proposed algorithm outperforms other embedding algorithms in virtual network request acceptance ratio, long-term average revenue and...

The rapid development of today's information technology, multimedia teaching has been very popular. There is a problem worthy to further explore which is visual communication of multimedia teaching. Combined with the actual teaching experience in this paper, according to the basic laws and principles...

Aiming at the rising demand for functional diversity and stability of underwater sampling equipment, a special underwater measurement and control system based on distributed management is designed in this paper. The system takes STM32F407 as MCU, dividing the whole function into different functional...

This work proposed a blind source separation method by RBF neural network optimized by GA, which can improve the separation performance under low SNR condition. The center value and the width value of RBF can be determined by k-mean clustering algorithm and the cost function is set by maximum entropy....

In the Multi-user Generalized Spatial Modulation (MU-GSM) System, as channel gain matrix isn’t in full rank, conventional linear precoding algorithms can’t be directly applied in this system. Given this, a method called Multi-user Generalized Spatial Modulation Partial Linear Precoding (MU-GSM-PLP) is...

In the automotive remanufacturing movement, the inspection of the corrosion defects on the engine cylinder cavity is a key and difficult problem. In this paper, the ultrasonic phased array is applied to detect the corrosions in this part, and a method for marking and positioning the corrosions from the...

To solve the non-uniform illumination problem of digital images, an enhancement algorithm based on segmenting non-uniform illumination image into two sub images and filtering separately is proposed. The method how to segment the non-uniform illumination image into two sub images and fix on the cut-off...

The PMVS algorithm due to lacking of geometric constraint during expanding spare points to dense points cloud, resulting in error vertices which are generated from Poisson surface reconstruction. In This paper we consider facets around the expanding one at the same time, then detect the outlier vertices...

The travel time prediction of the public transport system is of great significance to improve the traffic management and control. In this paper, the travel time prediction method of public transit system is studied by using the method of time interval optimization of traffic data acquisition and the...

In this paper, a recovery algorithm of direction-of-arrival (DOA) Estimation based on weighted minimization for vehicular applications is proposed. We construct an overcomplete basis based on the largest eigenvector of the covariance matrix, aiming at a sharp spatial spectrum that exhibits the high-precision....

In vehicular communication system, there is only a small number of samples for real time location system, so the sample covariance matrix will be a large degree of deviation from the signal covariance matrix. To solve this problem, a new method of DOA estimation is proposed in this paper, which improves...

In order to solve the problem of low spatial resolution caused by signal correlation for angle estimation a novel DOA measurement approach for related signal is proposed based on vehicle MIMO-OFDM signal. The proposed method uses the cross-correlation matrix to reconstruct the signal covariance matrix,...

Aimed at the problems existed in current opening laboratory system are analyzed, and puts forward the improvement of the platform, design with learning resources, map navigation guide, wireless service platform and other functions, to achieve a unified platform, sharing interface, the introduction of...

There are many disadvantages in the traditional teaching management mode, which can not meet the needs of the rapid development of today's information technology. Relying on the campus network as the background, the use of advanced information management platform, the development of a set of open laboratory...

In the disturbed case, since the parameter tuning method is imperfect, there have been issues of excessive overshoot and adjusting time in MFAC. To optimize MFAC controller, a MFAC-ABC is proposed, with ITAE criterion as the fitness function, and key parameters of _kand are optimized and tuned using...

temperature measurement instrument is based on thermocouple, with AT89C51 single chip as kernel. Dedicated chip max6675K for cold junction compensation of thermocouple is adopted to perform cold junction compensation to K-type thermocouple and to perform amplification, AD conversion and digital processing...

specific to semi-supervised learning method based on graph ignoring the problem of video correlation in research and application of multimedia, a kind of video annotation algorithm based on related kernel mapping linear neighborhood propagation is put forward. Firstly, the propagation coefficient of...

Double phase change heat exchanger (DHEX) is used combining with steam ejector to build a new steam production. This convenient and efficient system can recover not only the sensible heat of high temperature and humidity gas but also the latent heat of water vapor. Simulation method has been adopted...

This paper focuses on a large kitchen fume gas purification device newly designed by numerical simulation using FLUENT software. The velocity distribution and pressure distribution within the whole device are simulated. Particle trajectories of different droplet diameters (5 m, 8 m, 11 m, and 15 m) are...

Heat pipe is a kind of high efficient heat transfer element, which is widely used in all aspects of life, especially in solar energy technology and permafrost. This research focuses mainly on the low temperature gravity heat pipe working fluid and discusses the influence of refrigerant thermos-physical...

Spatial autocorrelation is one of the most important characteristics of spatial data. Based on the fifth and sixth census data, we focus on in this paper studying the spatial autocorrelation of the population in Shandong province. Specifically, the global Moran I statistic is first used to quantify the...

In this paper, we collected the meteorological data and forest fire danger rating data of four stations in JiangXi (NanChang, JingDeZhen, GiAn, GanZhou) from 2013 to 2015, and build a neural network fire prediction model. Then use GA, PSO and PSO-GA hybrid algorithm to improve BP neural network.By contrasting...

The Weibo spammers are employed in latent network public relations or marketing companies, whose job is to achieve publicity or vilify the effect by means of organizing and planning the focus of speculation to a topic or person. In order to reduce the bad influence caused by them, this paper intends...

The rapid development of social media services has facilitated the communication of opinions through online news, blogs, post bar, microblogs/tweets, and so forth. This article concentrates on the mining of emotions evoked by newmaterials. Compared to the classical sentiment analysis by using the word-emotion...

According to the problem that the facial expression recognition algorithm is easy to be affected by the error of the feature detection, this paper proposes a new algorithm based on Finite Automata Machine and realize the complete facial expression recognition system. The implementation steps include...

whereas the special group, such as the elderly and patients, are easy to fall down in alternating between sitting and standing postures, this paper proposed to combine the TRIZE theory with ergonomics and conduct innovative design on special-group auxiliary wheelchair. by using the theory of TRIZ innovation...

Information mining of urban thermal field is the key in the study of the urban public security and sustainable development. The moderate-resolution imaging spectroradiometer (MODIS) remote sensing images in 2010 were used to mine the urban thermal field information with the mono window algorithm; furthermore,...

In recent years, with the development of fish cage aquaculture technology, the traditional way of bait casting cannot meet the growing demands any more. As fishes feed with certain regularities, it is important to acquire the feeding conditions of the fishes. Through analyzing the images of fishes feed...

The classical MEKF algorithm represent the estimation error vector in the estimated attitude coordinates, without considering the deviation between the estimated attitude coordinate and the true attitude coordinate. GEKF algorithm used geometric transform introduced error consistent representation method,...

Binary translation system, a technique for translating executable binary program, could transform the code operating on a system structure into the command of another system structure. However, in multi-source translation system, the efficiency in floating point instruction translation realized by relying...

This paper proposes a sensor dynamic scheduling algorithm of midcourse target tracking. This algorithm increases SNR constraints to optimization function which treats Geometric Dilution of Precision (GDOP) as the scheduling criterion. Firstly, by analyzing the different process technologies of midcourse...

Currently, visual saliency detection has been discovered and widely applied in the field of computer vision and image processing. Recent works have shown that considering human visual system features in image quality assessment will improve the consistence between objective assessment results and subjective...

In terms of the specific manipulator teleoperation mission in space station, we divided the teleoperation task into three stages, and then collected electroencephalogram (EEG) and extracted the power spectrum and the nonlinear dynamic characteristics in each stage. Also, to guarantee the task safe and...

Two exterior trajectory models of guided bomb in aircraft coordinate system (ACS) and body coordinate system (BCS) are built for simulation and analysis under different meteorological conditions. Simulation errors of different modelling methods are studied and analyzed to verify the rationality of modelling...

The cognitive modeling of the HCI task has been a hot area in HCI research. And it is an important method to understand the cognitive decision process and mechanism behind operators’ behavior. Since the software of HCI task and the software of cognitive modeling generally run on different platforms,...

The stiffness of fully cured two-component epoxy resin was studied by means of Dynamic Mechanic Analysis (DMA) in this research, as well as the temperature sensitivity and frequency sensitivity. The relaxation properties was included, both one fully cured resin and oven aged resin. Research results illustrates...

The curing behaviors of two-component epoxy resin was studied by means of Direct Tensile Test (DTT) in this research at the curing condition of 14 °C. The direct tensile strength was investigated as well. Research results illustrates that the investigated two-component epoxy resin needs about 4 days...

In the process of operation, the loading condition of automobile steering knuckle is very complex, which seriously affects its structure strength and fatigue life. In this paper, finite element analysis is applied to calculate and analyze the deformation and stress distribution in steering knuckle under...

Most glass composites products in engineering are manufactured by a pultrusion process. Because the pultrusion process is affected by many factors, it is not easy to control the performance of products. In order to obtain good performance and meet the requirements of glass composites products in specific...

This paper builds up the basic framework of the Assistance Decision-making Support System for Smoke Screen Support by analyzing the Requirements and Functions of the Assistance Decision-making Support System for Smoke Screen Support and the auxiliary decision-making procedure for typical combat patterns...

Using component technology of the.net platform, the establishment of an area of topsoil image database management information system. This system mainly storage and query cultivated land in the form of image information data. It allows the user to intuitive understanding of the system information of...

Facing the network of high-speed development, people through the network were daily work, learning and shopping activities increased significantly, attendant is server receives the user request number is exponential growth. In this context, Linux virtual server (LVS) cluster provides a better solution,...

This paper mainly researches automatically optimal decoupling technology for electromagnetic transient. After making clear advantages and disadvantages and selection principles of long transmission line decoupling algorithm and node-splitting algorithm, it analyzes the influence of computing time of...

Warship defense is very important, especially close-in air-defense. Many researchers study methods of defending anti-ship missile. In those methods, the firing method of future airspace window is a promising method. Although it has many problems need to solve. In this paper using the "soft" and "hard"...

By studying on the transport laws and reaction dynamics for microorganisms in porous media, a comprehensive three-dimensional, three –phase mathematical model was established to reflect the mechanisms for microbial enhanced oil recovery. The components in this model included oil, gas, water, microorganism...

In foggy conditions, acquired images have low contrast ratio and low scene visibility problems. The traditional defogging algorithm has high time complexity and low speed characteristics and can not be applied in real-time image processing. Thus, a single image restoration method based on mean filter...

Under bad weather, the outdoor computer vision system captures the image quality degradation, which will bring great inconvenience to image processing, has a serious impact on aspects of daily life and production. In this paper, From the point of image enhancement , first, the image is converted from...

Aiming at the shortcomings of traditional fading channel forecasting algorithms, least square support vector machine(LS-SVM) is applied to predicting underground fading channel. In light of complicated and changeable underground environment, the measured data may be abnormal. Thus, an improved LS-SVM...

In LTE-A system, there are generally two types of frequency offset: fixed frequency offset and Doppler frequency offset. In the paper, firstly, the estimation of fixed frequency offset and Doppler frequency offset is introduced, then several improved estimation schemes is proposed. Secondly, with the...

Trend prediction is an attractive topic, because determining the buy and sell points is one of the most important issues for investors in the stock market. The main purpose of this paper is to find an effective mechanism to identify the buy and sell signals. Based on the principle of pattern recognition,...

The research of potato surface defect detection has an important signification on nondestructive detection and automation grading of potato. This paper summarizes the primary researches on potato surface defect detection by machine vision at home and abroad, and, based on clear and concise logical frame,...

A kind of intelligent selling-water management system combined embedded devices and wireless networks is discussed at length in this paper. The system consists of three parts which are water level detecting terminal installed on water dispenser, the server used for summarizing data and scheduling installed...