Advances in Engineering Research

With the rapid development of cloud computing data centers, the problems of tremendous power consumption has become increasingly prominent, so it is of great practical significance to study the energy efficiency of cloud computing green data center. This paper proposes a mathematical model based on the...

It becomes increasingly significant of rational design of colored pavement with its gradually applied in roads’ construction. Under this circumstances, this dissertation firstly focuses on what psychological will impact on drivers by color influence, which is based on the driver's visual cognition combine...

It is believed that the ventilation factor plays an important role to define the thickness of the window spill plume. However, the effect of the window height/width ratio on the spill plume thickness couldn’t been concerned in previous research. To obtain more influencing factors of the window spill...

Computer network communication problems often occur, mainly by the computer virus infection, or hacking these two categories of computer intrusion. But the network security problem is not just these two, computer viruses and hacking means constantly changing, so maintain the network security technology...

The automatic positioningmethod of malicious mobile nodes in wireless sensor networks is one of the security content of wireless sensor networks, which has the extremely important research significance. In the traditional wireless sensor networks, the location of the malicious mobile nodes needs to be...

Virtual reality, a new technology in the world, is introduced and discussed according tothe regularity of dust dispersion in the atmosphere, and on the basis of mathematical model, a three dimensional dynamic scene of dust dispersion is developed by adopting OpenGL, inwhich the parameters of flow field...

After a deep investigation on the maximum terms space of the clause set, the concept of the partial maximum terms space of the clause set, which the maximum terms of the clause set decomposed, is brought forward. By investigating the extension rule, this paper introduces the concept of the satisfiability...

In this paper, the solidification structure of hypoeutectic grey iron under different vacuum conditions in lost foam casting (LFC) were discussed. In order to better research solidification structure under different cooling conditions, we designed different thickness step test casting and took actual...

The development of the power grid makes the X/R value in the network become more and more large, which leads to the attenuation of the short-circuit current DC component becoming more and more slow when the fault occurs. In this situation, the ability of the breaker to break the short-circuit current...

This paper is aiming at the submarine detecting fan sector dynamic calculation problem of anti-submarine helicopters using dipping sonar search. Helicopters hovering point coordinate solution model is established based on search method. The equivalent method is adopted to calculate submarine alert area...

Nuclear power is a clean and efficient energy, the development of nuclear power not only to meet energy needs, but also is an effective solution to the problem of the growing air pollution and greenhouse gas emissions. Maximum pollution is thermal pollution which generated by nuclear power operators,...

With the improvement of request in diesel engine dynamic performance, economical efficiency and emission behavior, test technology of diesel engine has gained extensive attention, which has become one of the hot points in the domestic and international relevant research fields. Among the performance...

As a new type of modified fiber, model steel fiber has both the appearance and function of steel fiber and the advantages of synthetic fiber. In order to make up for the mechanical properties of rubber concrete, the basic mechanical properties of C30 model steel fiber content reinforced rubber concrete,...

Background on modern safety monitoring of building maintenance equipment, the technology of ZigBee is applied. Steel wire rope monitoring system of window cleaning machine is researched in this paper. Its key question is to achieve low speed, low cost and low-power consumption. Star topology of wireless...

According to the needs of intelligent and information management of modern airport , planning and implementation of the information platform of intelligent network system of Airport in southwest China. The backbone of this network structure using fiber ring network, wireless access network using TD-LTE...

This study aimed to investigate the construction and management system of eco-clean Nver-Zhai small watershed to solve the existing eco-environment problems. The study area was divided into three protection zones which include ecological restoration of conservation area, ecological control area and wetland...

The pullout experiments of 9 HRB500 bond-anchorage specimens are carried out. The influence of the quantity of bundled bars, anchorage length on the bond-anchorage behavior of HRB500 bundled bars is comparatively analysed. The load slip curve of bundled bar is obtained, and the bond-anchoring mechanism...

This paper focuses on partial demagnetization faults (PDMF) in the 6-phase permanent magnet synchronous generator (PMSG) with rectifier load system. In the study, a multi-loop combined with finite element method (FEM) mathematical model is presented. The multi-loop model utilizes transformation matrix...

A scientific method by combination of PIXE measurement and fuzzy cluster analysis was established to distinguish blue and white porcelains from two different kilns. Twenty two blue and white porcelain samples from Jiajing official kiln and Dehua Housuo kiln are applied for this process . The chemical...

Leaf senescence regulatory mechanism was studied for many years for revealing the physiological and biochemical mechanism. In this experiment, two peony varieties, Juanyehong and Roufurong were studied for uncover the physiological change during dark-induced senescence leaves, including protein content,...

BC graphs are important interconnection networks, which include hypercubes, crossed cubes and other hypercube's variants. In this paper, we propose a new model, named BC-VoD model, to approach VoD system, which utilizes BC graphs. At the same time, we use independent spanning trees for content distribution....

This paper combined with the latest lithography technology development in recent years, and introduced the current mainstream technology of 32 nm technology node. Then focus on introducing the concept, technical characteristics, development situation and facing the challenge of next generation lithography...

To analyze and discuss about selection of parameters of bearing capacity calculation when heavy-cargo transportation pass through bridges, characteristics of heavy-cargo transportation significantly different from general vehicle design load, is analyzed. According to the characteristics of the operation...

This study developed a method to extract polyphenols from peanut shells by ultrahigh pressure (PPSUP). The yield of PPSUP was up to 71.3 mg of gallic acid equivalents (GAE) /g under optimizing extraction parameters of ultrahigh pressure to 75% ethanol, 300 MPa, 4 min, 1:25 ratio of material to liquid....

With the rapid development of Internet, network security has become increasingly important, the existing network security technologies are all passive defense, which has its inherent disadvantages. In summary, to defense the constantly updated network attacks technology, the emergence of active defense...

By taking all companies listed in Chinese A share market as research sample, this paper deeply explores current situation and characteristics of Chinese listed company carbon information disclosure from two perspectives, quantity and quality of carbon information disclosure. The results show that industry...

It is because the matrix arrangement cement lining steel shear which have large elastic-plsatic deformation,yield deformation and slip body ,as well as existing multiple complex nonlinear and coupling that traditional methods have not been able to meet the analysis requirements. Therefore,The coupled...

With the development of science and technology, the application of color image is becoming increasingly wide. The traditional image processing techniques has been widely recognized by scholars from all over the world. The traditional color image segmentation technology runs a simple classified processing...

In this article, an orthogonal collocation method for the initial-boundary value problem for sobolev equations is given. Optimal order estimates are obtained for the approximation of the method.

DTH hammer drilling in rock fragmentation has been widely used, but there is still a lack of effective computer-aided design tools. In this study, the dynamic analysis and parameter matching simulation system for down-the-hole hammer was developed. The dynamic process of down-the-hole drilling was elaborated,...

Now the system is getting bigger and bigger, a system requires a lot of functions to complete, so software reuse and integration has an unusual significance. Component model is a new generation of software development logo. In order to improve software productivity, not hastily developing applications,...

Based on the analysis of the present situation of the construction of the west of Jilin Province College of business incubators, find out the objective factors affecting and restricting the construction of College Students' entrepreneurial base, proposed the university to create a shared type business...

The measuring technique for characteristics of localized surface plasmon resonance (LSPR) effect of metallic nanostructures is studied in this paper. A simple apparatus for measuring the LSPR properties is designed and developed with the help of an integrating sphere using a single light beam; the sphere...

In order to study the stress and seismic performance of all- lightweight aggregate concrete shear wall under different reinforcement forms,two shear walls were tested under low reversed cyclic loading.The influence of different reinforcement forms on the mechanical properties and seismic performance...

The Northern Shaanxi province has severe water shortages, especially in coal mining areas, and it is very important to identify the influence factors of runoff for the similar area environmental protection. This paper take the Kuye River as an example, firstly introduces the principle and calculating...

A double-incident angle measurement technique based on the Surface Plasmon Resonance (SPR) is described and experimentally demonstrated to measure the refraction index change of glucose versus the temperature in this paper. The angle scan SPR structure with parallel optical path is set up to carry out...

Macro-mechanical properties of wet concrete are important for concrete structure design because the pore saturation in concrete has great influence on the mechanical properties of concrete. The research states of macro-mechanical characteristics of wet concrete were introduced in the filed of tests and...

With the rapid growth of electronic medical records (EMRs) in China, large amounts of clinical data have been accumulated. However, limited work for extracting information from EMRs in Chinese has been conducted. In this work, using manually annotated dataset of EMRs in Chinese, we investigated the clinical...

The using of sewage to confecting polymer solution is the inevitable choice of oilfield development and environmental protection, as Daqing oilfield produced a lot of sewage. With the increase of quantity of bacteria and population. We did experiment in the laboratory and analysised the mechanism of...

Ecological civilization is a new stage in the development of human society, and it is the grand goal in 21st century. It is an important task for ecological civilization to promote the coupling level of industrial and resource-environment in the process of industrialization and urbanization. This paper...

Among various biomass, microalgae has unique advantages such as fast growing, high efficient photosynthesis, no competition with crops etc. Hydrothermal liquefaction (HTL) is a potential technology for converting microalgae biomass into biofuel, with merits including higher biofuel yield than other methods...

The Wajiatan Yellow river bridge is a congruence beam cable-stayed bridge, which was analyzed by finite element method to simulate the structure dynamic characteristics and structure response under different loads. By numerical simulations, the structure dangerous points and structure monitoring priorities...

Cotton fabric was dyed with C.I. Reactive Black 5 with different dye mass, followed the treatments of soaping, dye fixing, and wet rubbing improving. The wash fastness, rubbing fastness, and colour uniformity of dyed cotton were inspected. The results show that the entire utilized textile auxiliaries...

The main problems and causes, such as crucible erosion, components volatilization, other impurities intrusion and instable scintillation properties, during the growth of cerium doped lutetium silicate single crystal with Czochralski method were discussed in this paper. According to process characteristics...

The ductile fracture criterion (DFC) is widely used to predict the forming limit of sheet metal, and the material constants in the criterion need to be determined by the destructive tests. In order to increase the DFC predication accuracy, the key factor is improving the quality of material constants...

The experimental investigation is mainly to seek an effective method to reduce the strength of aircraft wake vortex which would introduce great hazard to the following flight and threaten the flight safety. The research was carried out in a water-towing tank which equipped with a 2-D Particle Image Velocimetry...

In this paper, based on TRNSYS simulation software platform, the simulation study was carried out on the sport center solar hot water system in Shenyang city . The results include different orientations and different installation angle in the one orientation of solar collectors absorb heat, the collector...

In this research, a new type of roof cultivation substrate with different ratios of six kinds of substrate products and inorganic substrates was laid in a self-made roof model with a thickness of 7.5 cm and 15 cm, and the substrate was sprayed to record the matrix flow production time, the amount of...

based on the diffraction theory, this paper analyses the brand new algorithm of computer generated hologram, and puts forward a brand new computing method, phase-only hologram computing method based on Fourier transform of fractional order, with the support of such theories as Huygens-Fresnel principle,...

Bending test of rubber asphalt mixture was studied, This paper selected 5 groups with different aggregate gradation, to figure out rubber asphalt mix properties at low temperature. A comprehensive indicator was considered by comparing the test results, included flexural tensile strength, failure strain,...

Geostatistics is a very important tool of surface analysis in GIS application. Firstly, spatial dependency that represents the similar extent of neighboring points is used to analyze spatial data values and their locations. Spatial variability is calculated to assess spatial data in terms of distance...

The formation of non-optimum factors serves as the basis for existence of network risk system in uncertainty. Besides, the various characteristics and functions of the network security can be measured from the assessment of the non-optimum factor. By summing the practice, this paper has also come at...

Data mining algorithms behave differently under different application context. It is an important topic to find out the characteristics of the relevant algorithms. This paper studied PCA based dimension reduction and the functional performance of data mining algorithms (ANN, Bayes, KNN, K-means) under...

There is an increasing consensus that it is necessary to resolve the security issues in today’s industrial control system. From this point, this paper proposes an anomaly detection approach based on function code traffic to detect abnormal Modbus/TCP communication behaviors efficiently. Furthermore,...

Cirrhosis of the esophagus in the stomach of the vein prone is to variceal bleeding and bleeding, which is the most common gastrointestinal bleeding. Cirrhosis of the digestive tract bleeding is an acute and severe internal medicine, one of its rapid onset, rapid progress, large amount of bleeding, serious...

The monitoring of halo hydrocarbons such as R134a in atmosphere has attract great attention due to its strong global warming effect. In this study, on-line atmospheric pressure ionization (API) and electron impact ionization (EI) mass spectroscopy was used to measure R134a at ambient level (ppt, 10-12...

The 30 Cybister japonicus Sharp margin behavior were observed, recording, analysis and description in the laboratory of animal experiment center of Baicheng Normal University from 2016.3.6 to 2016.5.6 and 2016.5.7 to 2016.7.7 and 2016.7.17 to 2016.8.27, which lasted 160 days, a total of 640 hours. And...

Thin polystyrene film has shown anomalous properties such as reduced glass transition temperature when the thickness is below 100 nm. However, few attentions have been paid to its mechanical properties, which are important in understanding the stability and reliability of polymer nano-structures. In...

Blue Economic Zone in Shandong Peninsula is the most dynamic and fastest-developing area with many advantageous resources and relatively advanced infrastructure in East China Shandong Province. The integrated transportation system and economic development has a close inner link, both are interdependent...

The degree of satisfaction of the customers lies largely in two major factors: the average time of waiting a cab and the total cost of boarding a cab. We create a basic model which has two parts: to calculate the total number of the cabs that can limit the average waiting time, and to optimize the prices...

Based on the data of the rainfall from 24 base stations on the area of Chao River Basin in the near 54 years(range from 1958 to 2012) , the estimation is carried out by using Arcgis kriging interpolation and BP algorithms. And try to do the error analysis and the consequences comparing of these two results...

The VCSEL light transmission module, whose array was 12 spacing 250 m laser launcher, combine 12 array waveguide belts and the receive module to form the parallel optical interconnection. For achieving an efficient optical interconnection, how to make the light coupling pass in/out waveguide has become...

Different temperature and time parameters were adopted in the stress relieving annealing processes of 5B70 and 5A06 aluminum alloys. Then, the mechanical properties and the variation regularity of residual stress of 5B70 and 5A06 aluminum alloys before and after stress relieving annealing were studied....

Concrete pile technology is a new technology to improve people's living environment by extracting underground potential of pile foundation. This kind of technology requires good heat transfer effect and invariable mechanical performance of concrete pile. The heat storage performance of concrete pile...

This article selected the phyllite of the eastern Ankang section of the highway from Shiyan to Tianshui for raw materials,and made a series of experiments. The results showed that phyllite belongs to a kind of soft rock, low strength ,stability, and easy to collapse .This article is based on CBR test...

Critical for flanging of square tributary junction on cylindrical steel tube is to determine the shape and sizes of pre-machined hole. In order to investigate precise shape and sizes of the pre-machined hole, an optimized design model is established. The forming process during flanging is simulated with...

To study the mechanism of anti erosion of river bend protection technology and research on the factors affecting erosion of slope protection, It selects typical river bend of the Shandong Haihe River Basin Tuhai River ,and experiments on the ecological slope protection impact. It uses four different...

The transmission is widely used in various sectors of the important machinery and equipment, In this paper, based on fuzzy clustering analysis, the module of transmission is studied. Construct transmission components function and geometric correlation matrix, corresponding to the fuzzy equivalence matrix,...

Aiming at parallel computing of shared memory multiprocessors based on JOMP, this paper probes the writing, compiling and running of a *.jomp file in detail and describes a complete specification and process for parallel programming. It expounds the format of parallel directive sets, main runtime libraries...

The effect of calcium ion on peony aging was studied. Different four calcium ion concentrations (0mmol/L,100mmol/L,250mmol/L, 500mmol/L) was setted. Leaf of the peony Roufurong on same growth period was cultured in vitro, Chlorophyll concentration was measured per four days. The results revealed that...

how to use big data method to improve intelligent traffic system at present and relieve traffic jam is one of the key problems of smart city research and traffic plan field. This paper firstly analyzes big data application in traffic guidance information system according to optimal equilibrium theory...

Ab initio molecular orbital theory and density functional theory have been applied to investigate B7Cl- cluster. It is found that almost an inversion in stability occurs upon addition of one Cl to B7- cluster. Two low-lying planar(Cs,2A') structures are the lower energy minima, and the quasi-planar geometry...

The concept of Web knowledge service is proposed with regard to the issues on sharing, integration and reuse of heterogeneous distributed Web knowledge resource combined with Web service technology in order to provide an architecture of knowledge management system based on Web knowledge service, which...

Overhead distribution line is easy to suffer lightning trip upon strong thunderstorm due to its low design insulation level, which will reduce reliability of power distribution system. Considering the random annual changes of thunderstorm characteristic parameters, a long-term reliability model of overhead...

Network group information refers to views expressed by the masses of netizens through the network carrier, for the social hot spots and important events within a certain time frame, a network domain. The number change of group information can reflect a hot issue, and from the content of group information,...

As the distance between production well and injection well, distribution of wells and operation model of water resource heat-pump system play a significant impact on system efficiency. The paper makes a research on changes in water flow field and temperature field around production and injection wells....

A At present, the treatment of functional dyspepsia (FD) is not satisfactory, and efficacy-related factors of less research, in order to alleviate symptoms and improve quality of life, this study tries to evaluate the efficacy of functional dyspepsia related effects factor.

Temperature field analysis of laser micro-drilling is a nonlinear transient thermal conduction problem with phase changing. In this paper, first the temperature field is simulated with ANSYS finite element analysis software, thus obtaining a three-dimensional temperature field distribution. By analyzing...

For maintenance of a certain type of equipment, a detection Based on AT89C52 as the control center for the Certain Missile Equipment Tracking System was designed. The certain equipment elastic applies to all port resources of AT89C52,it complete power control, detection mode control,display driver, buzzer...

In recent years, the promotion of renewable energy has been used in many Qian'an’s buildings, and in which the use of groundwater source heat pump technology is particularly widespread. This work is focused on the comprehensive economic analysis and energy efficiency evaluation of groundwater source...

A type of directly self-tuning PID controller based on neural network is proposed in this paper. Its main characteristic is that it no longer includes independent PID controller and put neural network and the law of PID controller together. Showing the learning algorithm of this neural network controller...

As the basis of dynamic analysis, modal analysis can be used to determine the vibration characteristics of mechanical institutions themselves, briefly expounds the basic principle of modal analysis and modal analysis under the environment of ANSYS, and the steps, and a specific example, for turbine rotor...

Under the background of energy shortage and environmental pollution, the development and utilization of building water energy and resource utilization have actively responded to the construction of the national sponge city and are in line with the sustainable development strategy. It can not only solve...

In many regions, such as Tibet, Qinghai etc, because of its unique climate conditions, continual appear all kinds of road diseases, such as cracks, subsidence and damages. Mainly due to the traditional maintenance ways on semi-rigid base material in these regions are not very well. So based on the characteristics...

The data mining methodology for identification and detection of bugs is an important application. Especially separating bugs from non-bugs is a general challenge. When software developers classify bug reports, they may misclassify bug reports with bias and errors. All issue reports are analyzed by combining...

The education practice of the modern distance education is an important execution mode for the practical talent training mode. The effect of the practice teaching is measure of the practice teaching quality, and the research of the influence factors of it is an important approach to improve the teaching...

In this paper, the effect of slenderness ratio on the ultimate stability bearing capacity of the eccentric compressive members is analyzed. 10 specimens are analyzed by ABAQUS finite element software and steel structure code at home and abroad. This case is that the eccentric load is applied at both...

Fur intensive farming region due to the widely used feed electric processing equipment, makes the power peak increased dramatically during feeding time, the electric power planning and a new challenge to electric power dispatching. In this paper, the energy exchange of power plant and electric power...

Detection method of colloidal gold immunochromatography assay concentration using colorimetric principle, when tested in liquid reagent on antigen and antibody response, reagent detection area change color, and compared to standard color grade then the concentration can be qualitative analysis. At present,...

The idea of network digital watermarking comes from the audio digital watermarking, which plays an important role in traffic tracking. However, there are many problems in the existing watermarking schemes. For example, the selection of watermark embedding area is not combined very well with the characteristics...

The fracture reason of a driving shaft used motorcycle engine was analyzed by means of macroscopic examination, chemical analysis, fracture analysis, hardness testing. The results showed that the fatigue fracture mode was determined and incomplete hardening of the axis and increasingly growing load were...

Simultaneous nitrification and denitrification (SND) under low dissolved oxygen (DO) and anaerobic/aerobic(anoxic) enhanced phosphorus removal (EBPR) are two processes that can significantly reduce the energy and carbon required for nutrient removal. The combination of the two processes is expected to...

For finding the changing law that the interaction between the photons and the water, the experiment has been finish and the result has been analyzed. Two half circles of them one is black and another is white are in different depth in water and the images are took. The results are shown that the object...

“Twelfth Five Year Plan” period is the key period for China to promote the construction of comprehensive transportation system. As an important starting point and breakthrough point to promote the construction of comprehensive transport system, comprehensive passenger transport hub has been developed...

To improve machining accuracy of CNC spiral bevel gear grinder, there were two main ways: spatial error compensation of CNC spiral bevel gear grinder and tooth profile error compensation of the spiral bevel gears. Based on spatial error detection and compensation principle, laser doppler displacement...

A novel classification approach for hyperspectral data based on sparse representation framework is proposed in this paper. This new method divides all spectrums of hyperspectral samples to sub-dictionaries based on spectral characteristics of the data themselves. Meanwhile, a weighting algorithm based...

In order to predict incremental spacing in press bend forming of Aluminum alloy integral panel the typical integral panel test piece was taken as an example. By using numerical simulation method this paper analyzed the effects of different incremental spacing on integral panel forming quality which included...

LIN bus is well adapted in vehicle network for its easier development, and through a LIN-CAN gateway, a LIN network can be mounted to CAN network as a distributed control system. To create the vehicle lamp control system, LIN bus is selected as communication bus, and to control lamp a high side switch...

The emergence of cloud computing to higher vocational education has brought new changes, based on cloud Desktop Network virtualization technology can make the traditional training model has been tremendous innovation, cloud desktop virtualization technology can be used to carry out a wide range of online...

In order to study the performance differences among struts of a heavy-duty gas turbine, three-dimension finite-element models of several struts were established by Pro/Engineer. Firstly, the stresses of three struts were obtained only considering the rotor gravity. The magnitudes and distributions of...