Advances in Engineering Research

In this paper, the Moving-Window method based on SCMC is used to calculate the property field of composite materials, and the results are input into the material properties of finite element analysis. By connecting with the finite element analysis program ANSYS, the local stress of non-homogeneous composite...

Roof greening is an important part of urban garden, which has lots of irreplaceable function and benefits. As the development of city construction, roof greening has become an indispensable part of people's life and become the focus of attention in city. Plants as one of the important factors in roof...

Due to large-scale wind farms connected to the grid, so when the grid computing need to consider the impact of wind farm integrated into the power grid. Paper firstly analyzes the model individual wind turbine. Analysis of the resistance Crowbar access to wind turbine model and the number of wind turbines...

It is important that control center operators be alerted to system disturbances, including where, when and what disturbance occurs, so that proper anticipatory actions can be promptly taken if necessary, avoiding oscillation spreads in the power network. In this paper, the wavelet multi-resolution analysis...

Aiming at the question of defect image segmentation in quality detection of bullet appearance. Through the analysis of color characteristics of bullet appearance defects and combined with OTSU algorithm and two-peak algorithm, Proposes a hybrid threshold segmentation method based on color model. The...

In order to analysis the modal of wind turbine blades, we need to build a three-dimensional model of wind turbine blades, and then using the finite element analysis software ANSYS three-dimensional model established meshing, build fan blades finite element model, and finally to analysis the modal of...

With the wider application of unmanned aerial vehicle (UAV), automatic navigation capacity plays an important role. Navigation for UAV is the algorithm that automatically find out the obstacle-free, smoothing path from start position to target position. Current most navigation algorithms for UAV still...

A novel unsymmetrical isomeric photochromic dithienylethene, 1-(2-methyl-5-phenyl-3-thienyl)-2-{[2-methyl-5-(3-1,3-dioxolane-4-methoxyl)phenyl]-3-thienyl]}perfluorocyclopentene (1o), was designed and synthesized. The photochromic and fluorescent properties of 1o were also studied. It is demonstrated...

Using D-H method develop HY-3 manipulator’s trajectory and establish the kinematic model. Using mechanical system simulation software—ADAMS to simulate manipulator’s trajectory and verify the correctness of theoretical analysis.

With rapid development of soybean industry in recent years in China, the soybean wastewater is doing greater and greater harm to the water environment. Now the SBR (Sequencing Batch Reactor) process has been widely used all over the world, and the SBR process is a biologic treating process of wastewater...

With the rapid development of economy, the power system has also been a rapid development, the whole social also made a lot of the higher requirements. Today's society requires power supply reliability and safety of increasingly high quality, large power due to their own shortcomings can not meet this...

Image filtering is an important part in the process of image preprocessing, such as get rid of the noise from image. This paper introduces the application of median filter in image restoration, and the purpose is to repair the contains a lot of tiny crack in images. By comparing all kinds of filter,...

Cyclohexanone pentaerythritol ketal was synthesized from cyclohexanone and pentaerythritol by condensation using NaHSO4 as catalyst and characterized by NMR and MS spectrum. Furthermore, the structure of the tile compound was confirmed by single-crystal X-ray diffraction. It crystallizes in orthorhombic...

With the continuous development of computer technology in recent years, Agent system is considered to be a new and effective technology in the complex system development process, which is supportive in open environment. Therefore, much attention has been paid to Agent-oriented program design, and AOP...

Based on the superposition method for computing deflections of beams, the method of equivalent replacement beams is proposed for calculating displacements of beams. This method can be used to investigate the problems of deformation of statically determinate beams and indeterminate beams. This method...

A straight-tube type high pressure air ejection device was studied in this paper, aiming at impacts that structure parameters, gas source characteristics and environmental factors on the interior ballistic characteristics of ejection system and considering the real gas effects of compressed air, an interior...

In view of problems such as difficulty in measuring state parameters and disturbance in the process of agricultural machinery, the monitoring system is designed for running state of the oscillating subsoiler based on CAN bus, to collect the deep loosening machine running speed, tractive resistance, the...

Running is the cantilever method is adopted in the study of the construction of continuous rigid frame bridge construction monitoring.The bridge with high pier and large cross-border, narrow bridge deck and other characteristics, high construction requirement and great technical difficulties.According...

the ionosphere detector is the ionosphere detection equipment, its can be long-term, effective and stable operation, relationship can effectively the ionosphere normal detection. Therefore, it is imperative to research on fault diagnosis of the ionosphere detector, this paper mainly analyses its transmitter,...

As electronic technology to the continued progress of the requirements of electronic devices is also rising. Power circuit as a source of motive is playing an increasingly important role, Regulators sources in various laboratories or other places are indispensable. SCM technology with the continuous...

The Internet, mobile communication and all kinds of new wireless application technologies have greatly changed the internal operation model and external transaction model in traditional enterprises and big data has become a valuable resource for enterprises. Cloud accounting comes into being, which is...

There are many, incidents where the spontaneous combustion of coal in underground longwall panels has resulted in the explosion of methane gas. The existing spontaneous combustion detection techniques have largely helped the mining industry in the early detection of spontaneous combustion in longwall...

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,...

According to the bad effect of the existing evaluation model of technology innovation in practical application, an evaluation model of enterprise technology innovation is proposed based on factor analysis. On the basis of the elements in input-output process, the multi-index comprehensive evaluation...

PM2.5 particulate pollution is becoming an important risk factor for the health of urban residents in China. In order to quantitatively evaluate the health effects and economic losses of atmospheric particulate matter pollution on residents this study uses exposure-response relationship based on the...

The logistics process improvement scheme is described in this paper using AR (augmented reality) and mixed RFID (radio frequency identification) technology. Now, the augmented reality and RFID technology are well known and widely applied in practice, they are merged together can enhance the visual function...

The contamination of soils with heavy metals has become a major environmental concern. Extractive-decontamination of the toxic metals (Pb, Cd and Cu) from the contaminated soil using N2EDTA and STPP was evaluated by batch extraction. The influences of mixed liquid concentrations, oscillating time, pH...

Recently years many large lakes are eutrophic or in serious state of eutrophication. And most eutrophic water from phosphorus control action is the amount of input, so how to effectively reduce the phosphorus content of sewage has become noticeable within the field of environmental protection issues....

The power is a essential resource in the life of people. With the continuous expansion of the city and covering an area of the grid more widely, it is difficult to control the growing supply. The stability and the change of the power in the power system have a direct relationship. An effective way to...

It is of great help to take proper anticipatory actions to eliminate the disturbances that identifying disturbances timely and accurate, avoiding blackouts. In this paper, the wavelet multi-resolution analysis based method is introduced to identify power system disturbances. The effectiveness of the...

The improvement of modern science and technology, changes in the form of war, have prompted the development of intelligent munitions. This paper first introduces the concept of intelligent ammunition and classification, then the use and technical parameters of several foreign advanced munitions are summarized....

Rich in natural resources, the south China sea area islands is various, but the area is not large, dense distribution is normal landing craft in the process of using the shortfalls, stability, speed and endurance greatly affects the work efficiency of the construction of the south China sea, thus put...

Microneedles have several applications in beauty and medicine. Many researches are investigating the manufacturing of microneedles on a mass-production scale with relatively low costs, relatively few studies on the mechanical behavior of the microneedle into skin and piercing manner, especially few about...

In order to study the integration technology of field bus and industrial Ethernet, a scheme of gateway between PROFINET IO and PROFIBUS PA is proposed. Employing Siemens EB200 IO Evaluation Board to access PROFINET IO network, the gateway is implemented with a PROFIBUS PA as an external connection driver....

In order to clarify the technical layout and development trend of water pollution control research in China, this paper analyzes the related domestic patent application of the water pollution control from 1985 to the present based on the Soopat patent search database, and analyzes the time layout of...

Along with the aging process, the number of elders with dementia in China is increasing rapidly. However, both the facilities constructed and policies made for them as well as the relevant research and explanation are almost blank so far. Focused on their special physical and psychological status and...

At present, by existing sensors, sub- N micro-force in micro-assembly is not able to be reliably measured. In this paper, using PVDF film as the sensitive element and using micro-force sensor based on PVDF as the research object are to establish the model of PVDF sensor and analyze the relationship between...

According to the nowadays production conditions of JinLin province, The effective system was developed by utilizing the knowledge of agricultural production, computer science and internet technology and so on in the paper. In order to reach the aim, the author combined theory model and quantitative research...

In the machine tool manufacturing industry, most of the design is based on previous resources, in terms of similar structure; the traditional mechanical design takes the approach of repeated modeling, but this approach greatly limits the scope of the personnel involved in design activities. It costs...

Platform of MATLAB Simulink module is used to establish hydrofoil USV of the intelligent propulsion system simulation model of the chaos optimization program. Using the program to optimize the parameters of the hydrofoil USV propulsion system can significantly improve propulsive performance. The reliability...

To improve the increasingly degenerating environment of the wetland in the estuarine delta of Diaokou River, the Yellow River Conservancy Commission conducted ecological water supplement to the wetland during the water and sediment regulation period in 2010. In this study, we analyzed the landscape patterns...

Nuclear vessels hydrostatic test is one of the important test means of the nuclear vessel sealing and pressure resistance, this paper introduces the factors which need to consider when making the nuclear vessel hydrostatic test scheme , (such as: the choice of intake and exhaust point, the determination...

In this paper, an optimization design method based on the Particle Swarm Optimization (PSO) technique is proposed for the enhancement of the passive suspension system performance of heavy vehicles. The optimization problem based on a quarter-vehicle model aims to minimize the dynamic tyre load subject...

Quality evaluation of bridges stopped building for a long period in highway extension projects is not only critical to re-recognize quality (precondition for follow-up construction) but to adopt treatment measures for bridges. Nevertheless, studies on this issue are quite few at home and abroad so far....

Calendar service protocol stack consists of four protocols: WebDAV, CalDAV, iCalendar and jCal. The basic functions of calendar service include personal planning, schedule sharing, events reminder, invitation and data synchronization among platforms or devices. Calendar service has a lot of commercial...

A Monte Carlo reliability simulation method based on T-S fuzzy fault tree model is proposed to solve the problem of hydraulic system reliability modeling and simulation. Firstly, a reliability analysis model of hydraulic system based on T-S fuzzy fault tree model is established. Secondly, based on the...

This article starts from the actual demand of Power communication access network construction, and proposes a wireless access method of Radio over PON. The method divides the wireless access system into RRS(Radio Remote System) and RCPC(Radio Central Process Center), which can effectively improve the...

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...

To improving the NVH (Noise, Vibration and Harshness) performance of vehicles, the NVH performance of exhaust system must be considered. As hanger is the main vibration transfer path and hanger isolator is the crucial vibration isolation components, it is necessary to study hanger location and stiffness...

With computer technology in power system applications, power system gradually automated upgrade, effectively improve the efficiency of the system operation and improve the efficiency of the power companies. At the same time the realization of the power system automation can make the power system be normal...

In this paper, one calculation method based on field-circuit-network coupled co-simulation is presented. Compared with the traditional simplified transformer model, this transformer model takes the nonlinear factors into account, and the accuracy of the simulation results will be improved. The transformer...

Microneedles have been made from silicon, glass, and metal. Nowadays, many promising technologies are focused on polymers since they are biodegradable, biocompatible, and easy to fabricate. They can penetrate safely in the body, providing a drug distribution method and eliminating the risk of the needles...

Accidents on horizontal curves cause a significant amount of pain and suffering to those involved in the accidents because of the nature of the collisions. Curves are necessary and important elements of every highway. Implementing strategies designed to improve the safety of horizontal curves will help...

In linear observations, i.e., a system of linear equations ( ), the hard thresholding pursuit (HTP) is used to find a sparse signal. HTP is an iterative algorithm that has been found many applications in compressive sensing, due to its good recovery performance, which includes linear convergence speed,...

The distinct effects of rock joints and the initiating firing pattern on the consequences of blasting in terms of rock fragmentation and generated ground vibration are both substantial. The integrated consideration effect of rock joints along with the spacing burden ratio and firing patterns, which enables...

Now, the problem of energy and environment has become a major problem in Jiaodong Peninsula area, affecting local development and future. Energy and the environment have become the bottleneck of economic development in Jiaodong Peninsula. This paper selected a typical city of the Jiaodong Peninsula,...

In this paper, we study the solutions for the fractional boundary value problem (1), where is a real number. Define a new cone to solve the difficulty. And investigate solutions for the problem (1) with a sign-changing Green's function. And will re-search the sign-changing solutions.

With the rapid development of tourism, scenic area has gradually become the destination of choice for most tourists. But the rapid development in scenic areas at the same time, the problem of the harmonious relationship between area and the Aborigines have become increasingly prominent, seriously affected...

In light of the increasingly tense urban construction land, this paper offers an in-depth research on the land-saving measures for the tramcar depots and puts forward the related suggestions with a view to fulfilling the target of saving land resources and building conservation-oriented tramcar depots.

In order to realize the intelligent scientific farming, multimedia rice production intelligence system was developed. The study to the water in the rice planting, fertilizer, soil, pests and diseases, weeds and other field management as the breakthrough point, using computer technology to realize the...

This paper provides an in-depth study of the relationship between series compensation network and system power loss, and the efficient transmission efficiency of wireless energy transmission systems.In this paper, the S-S series compensation network is taken as an example, and by studying the characteristics...

In this paper, "the board by force" plate girder bridge as the research object, proposed plate girder bridge Fissure assessment index grading disease;introduced without disrupting traffic hinge joints reinforced plastic injection force veneer bridge construction technology; for a 5-15m hollow slab bridge...

Supermarket chain supermarket fresh agricultural products logistics has always been the main reason for increasing the cost of supermarket, on the basis of information system theory, the modern computer technology is used to build information platform, improve the supply of fresh agricultural products...

According to the application demand of the present water supply system of the Internet of things, designing the high precision liquid level measure and transmit circuit,especially,for the requirements of pressure measuring range and linear precision,using for pressure measurement and control of modern...

Focused on the dynamic and static performances of a nonlinear time-variant system with large delay-time, and the shortages of great control deviation and slow rate of regulation in the traditional PID control systems for injection molding machines, this paper has established injection molding machine...

Nowadays, accelerated urbanization and improving living standard have brought some unexpected negative influences, making modern citizens more suffered from chronic diseases. On the other hand, with the innovation of information technology, Web 2.0 is able to provide an accessible and unobstructed channel...

The delay precision of common detonator is not good, the actual time delay often have big difference with blasting design in real blasting engineering, and the blasting effect is difficult to control. While high precision digital detonators are instead of chemical drugs by original electronic control...

In order to clear and define the influence of slope factor for the construction of sandy shoal, the research presents developmental process of sandy shoal through flume simulation from the perspective of sedimentology forward modeling. The experiment is divided into three groups by using the method of...

According to the boundary integral equations, numerical simulation of wave scattering around a cavity with a circular cross-section embedded in saturated soil is obtained using integral transform methods. The numerical results of this study show that the dynamic stress concentration and pore pressure...

Power infiltrate every corner of social development, has become an integral part of the scientific progress and development ,and improving quality of people's lives, and it is the era of progress closely. Electrical penetration in various fields has laid the power position in the social development....

In this paper, heat characteristics, energy conversion efficiency and energy transmission distance of electric hot air de-icing device are researched. Thermal energy conversion formula of jet bushing of hot air device is obtained. Finite element analysis software is used to establish the computing model...

Low Reynolds number k turbulence model is gained by modifying the standard k turbulence model, it applies to the whole fluid region. This case was studied six low Reynolds number k turbulence model and standard k turbulence model in FLUENT14.0 for numerical calculations near-wall shear flow,through comparing...

Based on the characteristics of development of green campus construction in China, firstly the standards and guidelines green campus's construction made by the central and local government were introduced. The existing problems in the current standards and guidelines are pointed out through the contrast...

This paper presents the design of a 6GHz track-and hold circuit with input bandwidth. The track-and hold circuit adopts the design simulation of HBT process, able to work at a sampling frequency of 2 GHz, the highest sampling frequency can reach about 2 GHz. The SFDR of the track-and hold circuit can...

The purpose of this paper is study soft landing strategies of the lunar craft during landing on the moon. On the basis of the fixed selenocenter coordinate system, we set up a braking coordinate system in the main reduction stage. Build the centroid-based dynamic differential equation model to describe...

Establishing a mechanism of urban green-space planning and setting up an efficient ecological green-space systems for coping with fragile grassland ecological environment are urgently needed in Inner Mongolia region. This study chose Kangbashi as a research object to set to study as follows: identifying...

Personnel files management is the fundamental work of human resources management in colleges, whose modernization and informatization construction should have a significant role in promoting human resources management in colleges. However, currently, the construction of personnel files informatization...

With the development of the stage lighting industry and pattern recognition, the stage lighting console can learn from the algorithms in the field of pattern recognition to make it more powerful and more flexible. In this paper, the BP neural network is summarized as a carrier, and the BP neural network...

Since SF6 has high liquefaction temperature, the reliability of GIS, GIL and other gas insulated electrical equipment is reduced, and the maintenance cost is high in areas with high latitude. Therefore, applying mixed gas of SF6 and N2 as an insulating medium can reduce the liquefaction temperature of...

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,...

Chunks are commonly used in academic written register, and there are quite remarkable differences in chunk features between disciplines. Based on a corpus investigation into 4-word chunks in research articles of engineering discipline, the present study has found that researchers in this field most frequently...

Several links of water resources allocation is introduced in city, on the basis of supply analysis, water demand prediction and supply-demand balance analysis, the frame of water resources allocation and the structure of urban return water are put forward, in view of the present research situation ,...

Based on the meteorological data, Kunming located in the subtropical plateau monsoon climate area, is proved to have clear dry and wet seasons with aboundant precipitation.The light and heavy rain have a great influence on surface runoff.The average annual evaporation is more than the precipitation which...

The high penetration of wind power brings in new challenges for power system secure operation. As forecast error of wind power exists, system economic dispatch model needs to be enhanced to accommodate such uncertainty. Based on interval optimization theory, wind power and load uncertainties are described...

The combined overvoltage protection is a new type of overvoltage protection devices. Its principle and performance are the same as conventional lightning arrester. It also has unique advantages. Phase combined over-voltage protection can limit the over-voltage between phase and earth.While it can limit...

Data mining is used to find useful information from massive data. Frequent pattern mining is one important task of data mining. Recently, the researches on frequent pattern mining for semi-structured data have made some progresses, and it also have a lot of focuses for data stream. However, only a few...

The typical 60Co irradiation room of hanging chain conveyor has been taken as a research subject. Ignition temperatures of common radiation cargo were measured through the experiment method, minimum ignition temperature is 210 °C. To get the temperature variation and temperature field under stuck radioactive...

A stable pressure driving system was designed in this paper, which can be used in Microfluidic Chips to driving reagents. Herein, two embedded controller units are used to control the stability of the reagent bottles pressure, for driving the reagents flow steady on the microfluidic chips. All parameters...

For a saturated soil, a saturated poro-elastic model is more realistic than the linear elastic or the visco-elastic one. Based on the Fourier transform method in the frequency wave number domain, the expression of the equivalent stiffness of the saturated poro-elastic half space interacting with an infinite...

At present, China is at a critical stage of socialist modernization and further development of the social economy, making life, learning, and the production of electrical energy demand continues to increase, the quality and security of supply requirements more stringent, while dispatching automation...

At present, the feature machining is recognized automatically for the typical CAM software, but there are some shortcomings in the technological rule base which support feature machining scheme. First, the classification and data model and the identification method of manufacturing feature are given....

Form the situation of military aircraft use civil airports, in order to improve the efficiency of the civil airport parking position, this paper gave a new idea that military and civilian aircraft use a shared parking position together, studied capacity and utilization of shared paking position, computed...

In order to better carry out the research on the flood control capacity of the flood control engineering system in Nanning, using the SAR(1) model to simulate various 50 thousands of flood process of Baise reservoir inflow and Baise-Nanning interval, and analyze the independence and applicability of...

The paper has built a wind farm ground on Doubly Fed Induction Generator (DFIG). It proposed a novel strategy of DFIG, which can be as active power source to supply active power to network, and as reactive power source to provide Var compensation (reactive power absorbed or generated) or stabilize voltage,...

The logistics industry is regarded as a new product of the new time, and it is quickly covering most of the region. This paper is devoted to simulate the operation process of logistics park, the Arena modeling is used to construct the ex-warehouse and warehousing model of logistics park for its more...

Population, economy, resources and environment have received considerable concerns for human beings. A lot of resources are consumed due to demographics and growth prospects, while excessive utilization resources result in environment pollution problems which are intensified the conflict among environment...

Based on interrelated experiments research of RC beam strengthened with unilateral steel-slab-bonded and practical engineering needs, the technology of RC floor strengthened with bilateral steel-slab-bonded is presented. According to section internal force equation relation and classical theory about...

TCable system is an important part of the aircraft.As the plane "nervous system",cable system is the important role of carrying out electricity, assigned signal and transmission tasks,but also to provide contact information between each system control. The volume and weight of the cable is restricted...

Landslide protections are ultimately races against time. Through analyzing the landslide, we can take prompt measures to prevent further decline and avoid heavy losses. By analyzing highway landslide of crest EHV power tower formation mechanism, calculating and analyzing landslide stability, this paper...

Digital filter is a basic algorithm to speech, image processing, pattern recognition, spectrum analysis and so on. It plays a very important role in digital signal processing. At present, many designers use software tools such as Matlab to model and simulate the digital filter. This paper described the...