Advances in Engineering Research

The emphasis of this paper is to study the high frequency dynamic characteristic of high-power transducer based on giant magnetostrictive material. A prototype of high-power magnetostrictive transducer using in kHz magnitude frequency situation is introduced. The accurate inductance relation in magnetostrictive...

With the improvement of living standards of urban, old residential facilities have been behind the times, the people's desire to enjoy a better life is more intense. Remediation of the old urban residence is the requirement to create a civilized city and ecological city, is the requirement to build a...

Focus on the hygrothermal environment problems of CF3031/CCF300 stiffened composite panel, the stiffened composite panel absorption were studied on in the 85%RH, 70 hygrothermal environment, the moisture equilibrium content of the composites were calculated. The shear test were carried on after hygrothermal...

In view of the problems that extending the traditional grid to supply power may be uneconomical and it is unsuitable for building large-scale wind farm because of the less wind-rich region in Yunnan mountainous areas, a green energy supply scheme of applying small stand-alone wind power generation in...

In order to explore how large bulk carriers can reduce the operational energy efficiency index of ships and improve the operational efficiency of ships, in order to respond to the increasingly stringent emission regulations put forward by IMO and reduce the EEOI value of ships. 7,000 tons of Panamax...

This project considered the preliminary design of a 100MW photovoltaic power station on the Atacama Desert in the North of Chile, which provided flexibility for further project construction.

Based on Optimal Latin Hypercube Design (Opt LHD) method and Particle Swarm Optimization (PSO) algorithm, this article presents a method for tuning PID control parameters of quad-rotor. Firstly, the range of 15 PID parameters are obtained by experience. Within the range of the PID parameters, Opt LHD...

The thesis many studied the complete movement arrangement of the rhythmic gymnastics in our country through the analysis of the movement connection, apparatus throwing and catching, selection of music, completion capacity and the changes in team formations. Rhythmic Gymnastics is a kind of sports programs...

With the rapid development of smart grid, the using of smart appliances, the new information system and the application of digital work gradually get into the smart grid companies. It provides a digital basis for the big data technology to enhance smart grid’s service capabilities, which is the inevitable...

The traditional droop control has the advantages of low cost, easy to expand, easy to proportional load sharing and so on. But the micro-grid line impedance is resistive, which makes the output power coupling each other .The virtual impedance control strategy can help micro-grid converter to realize...

For the order planning problem of parallel production lines in hybrid process manufacturing enterprises, a novel solving method of parallel production lines coordinating scheduling is developed based on bi-level programming theory. To maximize gross profit of unit output as upper level optimization objective,...

The legislative system of Chinese low-carbon development includes the constitutional level, the basic law level and specialized legislative level, as well as local legislative level. In order to respond to low-carbon development, we should make low-carbon development strategies and national cycle development...

As one of the most important features of human face, the eye location plays a fundamental role in many application fields. For example, by judging the eyes state, defining whether the driver is in the state of fatigue. At present, most of the eye detection algorithms in fatigue driving are based on laboratory...

Transferring Image data and Video data will expend a lot of bandwidth.this article raise an AXI DMA high speed communication interface design based on Zynq-7000.Compared with traditional DSP+FPGA architecture,the new Zynq7000 has many superiority.such as low cost,low power,low develop difficulty,software...

Abstract--The dynamic characteristic test of the decoupling disc hydraulic mount designed by ourselves was performed firstly to establish surely the accurate simulation model of the hydraulic engine mount. In order to study the particular dynamic characteristic of the homemade decoupling disc hydraulic...

Due to the long construction time of a steel mill, carried on reinforced many times, multiple replacement and an increase in crane, the pillars of the main building now have a larger vibration. Roof damage Serious. Plant leak serious, in order to guarantee the reliability of building structure, needed...

In this paper, the Rolle theorem, Lagrange theorem and Cauchy theorem and its geometrical meanings of the multivariate functions are given. The n-th order mid-theorem of the multivariate functions is also given.

Due to the influence of the normal angle on the thickness uniformity for the concave combination with two flat patches, considering the paint spread impact on the thickness uniformity, a new spray trajectory optimization scheme for the concave combination with two flat patches is developed. The paint...

black and white Aioi of the Chinese traditional culture thought create environmental design from architecture, interior, landscape and create as a whole, mutual support, mutual implication, mutual penetration, transformation, organic whole art of creating the built environment.

It is difficult to carry out the traditional reliability assessment test of large sample size; when evaluating system’s reliability, due to high value and small samples.Mutual coupling of systen components.The difficulty to judge the impact and failure mode,The uncertainty of degraded performance parameters...

Ultrasonic flaw detection is widely used in engineering blasting, especially the non-destructive testing of rock blasting damage, and it has a good detection effect. By analyzing parameters proposed by ultrasonic flaw detection, the amount of rock damage can be obtained, and Then complete the corresponding...

Second - hand goods trading has become a popular thing in ecollege students' spare time. At present, there are various kinds of information issuing platforms on the market, such as the Net barter, the exchange net, but the content of information issued is less well-directed, the arragement of information...

Based on the questionnaire survey data of 1000 migrant workers in Foshan City, Guangdong Province in 2016, logistic regression analysis was carried out on the basic situation, living conditions and housing security willingness of migrant workers. The study found that the gender of migrant workers, the...

Physics is a branch of science, mainly to explore by experiment. Mechanics is an organic part of physics, mechanics experiment is particularly important. Experiment is a teacher to teach, students learn the important link, is an important part of mechanics.Simulation experiment method in recent years,...

The application of domain specific modeling language (DSML) in the decision behavior modeling of the air-combat simulation brings higher level of abstraction and friendly environment. However, the decision behavior model must be translated to executed code before it be used in air-combat simulation system....

Rural domestic sewage is an important cause of water pollution in Dianchi. Accurately grasping the spatial distribution of sewage is the basic condition for harnessing Dianchi's water pollution. By collecting water samples from various parts of the Dianchi River Basin and conducting laboratory tests,...

Acanthus ilicifolius L is a kind of pantropical mangrove plant. It is cold-natured and bland. The whole plant is officinal. According to recent studies, Acanthus ilicifolius L has a variety of pharmaceutical function, such as hepatoprotective effect, antioxidant, anti-tumor effect and insecticidal effect....

The thesis performed the studies for the construction of physical education basis on below aspects: strengthen the ideological construction through deepening the understanding for education practice; establish excellent instructing teacher teams; comprehensively improve the comprehensive qualities of...

Focus on the problem that fracture characteristic of integral structure is worse than composite structure, this paper studied the influence of anti-crack rib design parameters on the fracture characteristic of integral wing-spar through calculating the stress intensity factor and constructing support...

With the increasing levels of automation, building of heating’s automatic level have a considerable development. So, quality of heating has been greatly improved. However, in actual operation remain exist extensive management. So, heating field need a heating quality evaluation system to evaluate the...

nature of Chinese traditional culture thought and environmental art design from different aspects of the environment influences the architecture, landscape and interior construction, but collectively embodies the basic natural, whole and harmonious layout ideas, also in line with the Taoist the idea...

in the process of the research on the modeling method of big data balanced scheduling, using the current algorithm to establish a big data balanced scheduling model, the data scheduling is easy to fall into local optimal solution, and there is a problem of big modeling error. To this end, a big data...

1.Objective: This study aims to propose the changing of the joint force during walking cycle based on the multi-degree-of-freedom exoskeleton. 2.Methods: The dynamic model of the joint structure is built up and the force situation is gotten when it is working. Then the electric currents are obtained...

In large scenes, the types and quantities of objects are many, and the shapes are different. In the process of using 3ds Max to construct the large scale scene, if the modeling method is inappropriate, it will not only produce the problem of model points, the number of faces and the decrease of the degree...

poplar wood was applied as study object and series of research were carried out in the influence of time and temperature on the performance of heat-treated wood samples. The results showed that the dimensional stability and mechanical properties of heat-treated wood samples were influenced significantly...

Establish the evaluation and calculation model of post-earthquake reconstruction community landscape facility based on weighted TOPSIS method. Determine each weight of evaluation factor with analytic hierarchy process method. Applying the model on post-earthquake reconstructed Yijie district in Dujiangyan...

In order to calculate the millimeter wave proximity fuze echo signal to noise ratio accurately,analyzes the factors that influence the motion of the projectile fuze echo signal to noise ratio of fuze and target distance, fuse and target grazing angle and target to the scattering characteristics and other...

Combined heat and power (CHP) micro-grid combines various distributed generation units, heat supply units, energy storage equipment, electric load, heat load and control devices together to provide users electricity and heat simultaneously. Heat and electricity could be transformed mutually under grid-connected...

The antioxidant capacity of peanut shell polyphenols interacted with pancreatic α-amylase is examined in vitro. The results indicated that peanut shells polyphenols could be used as a kind of potential natural antioxidant for food. The polyphenols easier binding to proteins made its scavenging activities...

The Ant Colony System combined with Variable Neighborhood Search (VNS-ACS) was proposed to relieve the limitations of typical Ant Colony Algorithm (ACA) vulnerable to stagnation and random results. Based on the idea of ACS algorithm, VNS-ACS algorithm improves the path search strategy and the local path...

Most fracture patterns near the well region are more fickle in tight gas field than that in literature. In this paper, a modified discrete fractured well model is presented to account for dynamic characteristics of a vertical well with multiple asymmetrical fractures (MAF). Fracture closure effect is...

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...