Power system has higher and higher requirement on equipment miniaturization, intelligence and reliability with growing demand for high-performance computing requirements. Conventional substation automation system has many deficiencies in the application, which can not meet power grid development and...

In order to optimize the production process of the fused Zirconia-Alumina-Silica (AZS) material, the cooling process of fused AZS material was analyzed and the influences of latent heat on solidification sequence, solidification time, temperature gradient and residual melt modulus of cast system were...

Multi-unit recording of tetrode has been used in spike detections for many years, but traditional feature extraction methods of spikes sorting based on analyzing correlations of single channel data don’t consider relations of each channel data. A new feature extraction method based on quaternion principle...

Oil pollutants is one of the major pollution sources in water. Accurate, rapid, and convenient detection method of oil pollutants in water has very important theoretical value and practical significance. The combination of near-infrared spectroscopy (NIR) and chemometrics is ideal for such a situation....

With the development of global low carbon economy, the academic circle focus more and more on the carbon emissions permit trading, and on the influence on price volatility of carbon emissions permit products.To know more about the price volatility of carbon emissions permit products and to know better...

New characteristics of cloud computing network environment put forward new requirements of electronic forensics such as positioning key evidence from big data fast and accurately, analyzing the correlation between evidences, and presenting the results of analysis humanely, which will be the new aspect...

Electrical power connector is generally a weak link in the power system, which is probably the most frequent source of detriment to the overall performance of a power system. In order to solve overheating of connector authors surveyed many substations in service and analyzed the deterioration mechanism....

Silicon oxide is widely used as a thin film to improve the surface properties of materials, because it is of anti-resistance, hardness, corrosion resistance, dielectric, optical transparency etc. Just as these excellent performances, silicon oxide thin films are used in many fields. There are many ways...

The solidification process simulation of the fused cast AZS material to predict porosity and cavity has not been extensively researched. Using software Any-casting, effects of the thermal expansion coefficient on solidification sequence, solidification percentage, solidification time, difference of temperature gradients,...

The mathematical model of earth pressure balance system of shield machine is proposed that is based on the mass balance principal in chamber of shield and Hook law of soil material. The state equation of the system is used to depict the relationship between earth pressure in chamber of shield and angular...

Traditional video forensics were just for complete video files, which aim at reconstructing the processing history of the video data and validating their origins or authenticity. They have obtained great achievements. However, we cannot always get complete video file in practice, sometime we only get...

Traditional error separation methods could not tackle systematic error with complicated transformation law in measuring system very well, so that we present an improved Empirical Mode Decomposition (EMD). The end effect existed in the course of EMD decomposition, endpoints continuation based on the degree...

In order to investigate the stocking decision for a two-echelon inventory system of non-repairable spare parts with multiple demand distributions, we present a universal model to calculate non-repairable spare parts fill rate. Because of the diversity of non-repairable spare parts, the assumption of...

Due to the resistivity of insulating materials with nonlinear and anisotropic, in the computation of converter transformer value side winding DC field need to take into account the insulation material nonlinear and orthogonal anisotropy. The author uses the ANSYS secondary development technique, calculated...

This paper researches on the propagation characteristics of partial discharge in internal GIS. Through the external UHF sensor to receive the electromagnetic wave signals emitted from the surface of the insulator metal pouring hole flange and using the finite difference time domain method, by means of...

At home and abroad, smart home, after more than ten years development is getting more and more widely welcomed. Smart home technology is developing rapidly, and with the emergence of IPv6, smart home based on IPv6 is becoming a trend. Meanwhile, security and privacy protection of smart home is receiving...

As the urgent need for unprecedented level of convenience, enjoyment and quality of lives becomes ever more apparent, interest in smart homes is on the rise. Recent advances in computer and communication technologies have offered many promising solutions to the realm of assistive living. However, to...

High mobility of computing entity and user in the physical space is an important feature of smart home environment. In order to provide transparent digital services for users "anytime, anywhere", seamless migration as the core issue must be addressed, that is, with the user's mobile, accompanied computing...

In the vehicle side impact test, the dummy injuries were caused by the door intrusion. But because of the complexity of the door structure and the connection relation between the door and the vehicle body, the acceleration of the different position of the door was greatly diverse in the side impact....

In order to realize the architectural benefits (increased system scalability, decreased workload, and etc.), the security of the IMA architecture should be put on the first position. IMA architectures utilize shared, configurable computing, communication, and I/O resources. These architectures do lots...

Application of 2003-2013 in Malone disease data of potato late blight, relationship to the incidence of late blight in Malone area and the local meteorological conditions were cluster analysis; Select closely associated with the potato late blight and plant pathology has obvious significance for the...

In view of the test about the design of food safety traceability control platform, this paper proposes a data to display detection method, It uses a more intuitive LED display and speech broadcast module to display and report food safety traceability information, the basic principle of this design is...

In order to accurately recognize the degradation state of rolling bearing, a hybrid method combining Genetic Algorithm GA and a Support Vector Machine (SVM) was proposed,and the model for degradation state recognition of rolling bearing was constructed. Firstly the feature vectors of degradation state...

Avionics fuel control system, which is applied for delivering fuel to an engine in modern aircraft system, is difficult to study, design, and implement due to the high-security measures and the need for standard certification.To evaluate the complex dynamics involved in implementing fuel regulating for...

Multiple attribute decision making (MADM) problems are to find a desirable solution from a finite number of feasible alternatives assessed on multiple attributes, both quantitative and qualitative. In the recent years, MADM has received a great deal of attention from researchers. This paper studies the...

Digital office environment is the office mode based on WEB or B/S structure. Under the digital office environment, office work digitalizes and documents electronizes. Traditional paper files are easy to mildew, rot and lose, difficult to revise and inquire, and have low efficiency. Electronic records...

With DDoS attack detection underlying technology continues to mature and improve more and more application-layer DDoS attack. Due to the complexity of the application layer protocols, application-layer DDoS attack is subtler and more destructive, more difficult to detect. Flow characteristics of the...

In this paper , a new Hash Function based on one dimensional logistic mapping is constructed , and the control parameter and iteration numbers of piecewise linear chaotic map is produced by the Logistic map. Let the iteration consequence make a linear change, one way scattered functions has a good flexibility...

Finite element analysis for the strength prediction of 3D braided composites structures are presented in this paper. A strength analysis model was established to investigate the strength characteristics of the 3D braided composites. Repeated unit-cell (RUC) model was used in this model to describe the...

Under the background of promoting recycling economy, the economic and environmental benefits of remanufacturing used products have become heat topic. In this paper, Stackelberg game theory is used to study the closed-loop supply chain models under Dual Channel Recovery concerning manufacturer and retailers....

The harmonious development between urbanization and ecological environment is important part of new urbanization. Urbanization is a major symbol of human civilization progress and economic and social development. It is the only way of backward agricultural country changing to a modern industrial nation,...

Coordinate in undergraduate teaching and the scientific research in our country gained fruitful results, but the quality of higher education still exist many problems, including heavy research light teaching phenomenon is one of the most important problem. The organic integration of teaching and research...

Based on the molecular dynamics simulation, this manuscript is dedicated to the studies of dynamical behavior in the two dimensional Frenkel-Kontorova model with triangular symmetric periodic substrate when a dc drive and a circular ac driven force are applied. The numerical results show that the velocity...

Now, the iPhone/iPad have been widely used in the daily life. If we can apply this into the healthcare field, it will improve the efficiency for the doctor to scan the medical images information. In this case, we designed and developed a DICOM image portable browsing terminal system based on the iOS...

This paper proposes an image thresholding segmentation method, which combines tissue membrane systems and velocity-position model. A tissue membrane system is used as its computing framework and an improved velocity-position model is integrated as evolution rules of objects in cells. Due to parallel...

The eastern sag of liaohe basin is magmatic activity center of liaohe depression from Mesozoic to Cenozoic,igneous rock is widely development,the main lithology are trachyte, basalt, diabase and so on. Igneous rock lithology is related to the composition, structure, construction and causes of rock, many...

In order to optimize the process of the fused zirconia-corundum-silica (AZS) material, by the Any-casting software the cooling process of AZS was simulated to explore effects of the critical solidification rate of cast on solidification sequence, coagulation time, probability of shrinkage cavity and...

The task of textual entailment recognition is to determine whether a text entails a hypothesis. This paper proposes a hybrid technique to identify the entailment relation between texts and hypothesis. This technique includes an approach based on lexical similarities and an approach based on the classifier...

Erbium ion doped sodium lanthanum gallate glasses (Na2O-La2O3-Ga2O3 or NLG) which are suitable for use in optical waveguide devices has been fabricated and characterized. The density, the refractive indexes, the absorption and luminescence spectra along with the luminescence decay time were measured....

The texturization of monocrystalline silicon wafers using a mixture of potassium phosphate tribasic (K3PO4) and potassium phosphate dibasic (K2HPO4) solutions has been investigated. A series of comparative experiments were made to indicate the dependence of hemispherical surface reflectance on the solution...

Laser cladding is mainly applied in components renovation, coating, stacking forming, etc. At present, the degree of automation of laser cladding is not very high. Machine vision technology is gradually becoming a good approach to improve the automaticity. Utilizing machine vision to measure and control...

In this paper, we focus on studying traveling waves for the nonlinear vibrational dynamics modeling DNA, which is modified from the Yakushevich model. The Yakushevich model of DNA torsion dynamics supports soliton solutions, which are supposed to be of special interest for DNA transcription. In the discussion...

Industrial design is very important in human being history. This paper reviewed some special perceptions in its whole processing. And nowadays, many new researches and applications are being used in this field: digital design and manufacture, virtual methods, humanistic principles, etc. In future industrial...

This study presents a Sequential quadratic Response Surface Method(SRSM) using inherited Uniform Design(UD), to reduce the computational burden in optimization process and improve the computational efficiency of engineering optimization. The program comprises a low accuracy global quadratic response...

In view of the current power transmission project design review, the requirements of automatic review, online collaborative evaluation and information intelligence analysis are increasing. This paper designed and implemented an intelligent design review system based on the idea of SOA and the SSH2 three-tier...

minium; There are many advantages of high purity alumina. hydroxide as raw material, through making ammonium aluminum sulfate as precursor, prepared high purity alumina after high temperature in this study. By adding ammonia to adjust the pH of the precursor in this experiment. make range of pH from...

The line of sight (LOS) information which detected by strapdown seeker is coupled with missile attitude information. On the other hand, since the instantaneous field of view is wider, the noise levels of strapdown seeker are higher than those of conventional gimbals seeker. According to the relationship...

This paper studies the carbon fiber structure, physical properties, chemical properties as well as classification of the carbon fibers and the application of carbon fiber, through appropriate material selection (the merits of the material), a large number of experiments (of manufacturing a heating element)...

In the power transmission engineering design review work, assessors need to repeatedly read the report in order to extract the engineering evaluation index content from a lot of text and tables, then give a comprehensive review comments. In the process, experts need to search the document content and...

The relationship between equity structure of commercial banks and its performance has always been a hot spot in the financial sector, this paper uses the 2007-2013 annual report data to analyses the relationship between ownership structure and performance of three kinds of listed commercial banks(state-owned...

Economics affordability like safety, reliability, maintainability, is the inherent attributes of aircraft. Total life cost is the main economic index for aircraft. Active economic design for aircraft shows cost as independent variable. And economic design should consider total cost throughout the product...

A tapered polarization maintaining photonic crystal fiber based on dual-mode interference is proposed for measuring liquid refractive index. The sensing principle is based on the interference between LP01 and LP11 modes in the photonic crystal fiber. The output intensity distribution of the two modes...

Due to the open and dynamic nature of cloud environment, the service quality of a cloud service is not always trusted as advertised by cloud provider. Feedback rating-based reputation system is an effective approach to determine the trust of a cloud service. Unfortunately, a comprehensive reputation...

Nowadays, selection of an optimal investment program has become a challenging task for the decision makers in the Electric Power Company. Investment program selection for a company can be viewed as a complicated multi-criteria decision making (MCDM) problem which requires consideration of selection attributes....

This paper presents an embedded terminal design based on ARM11 to implement multimedia information sharing and relay transmission between wireless terminal devices. Multimedia collection and wireless transmission to each other are easy to be realized based on an embedded board combined with a CMOS camera...

, -fluoromethylene-ATP is advantageously obtained via pho-sphorylation of corresponding ADP analogue using catalytic NTP(N=A or U),PEP,nucleoside diphosphate kinase(NDPK), and pyruvate kinase(PK). In order to find the optimized reaction conditions of synthesis of , -CHF -ATP via the catalysis of ATP...

Fluorescence resonance energy transfer (FRET) is the radiation process which the donor molecules at the excited state transferred capacity to the acceptor molecules via remote dipole. Aptamers can specially recognize its target molecules. Based on these principles, a sensitive and selective uorescent...

the purpose of the paper is to design power parameters of snow plough and some relevant research of snow plough in order to improving transport efficiency of vehicles, improving winter driving conditions and avoiding accidents. The paper gives some common methods of snow removal and their advantages...

The previous literatures generally study consumption level of the single urban or rural residents in Hainan.But there are few documents about the residents' consumption level in Hainan province. According to the the data in range of year 2003-2012,this paper analyzes and evaluates on consumption level...

Sunflower seed has attracted the researchers’ attention because its’ high nutrition oil. Shell breaking mechanics characteristics test and analysis of sunflower seeds,as to provide a theoretical basis for the pressing equipment and research on sunflower seeds. Through single factor test and orthogonal...

Recently,the interest in purple sweet potato has increased due to its high nutrients content. In order to improve the drying quality of purple sweet potato, in this study, response surface methodology (RSM) was used to optimize operating conditions of the purple sweet potato in a hot air drier and quadratic...

As the improvement of living standard, people are more and more pursuing personalized furniture. For more and more personalized custom products, furniture production designers can no longer fix processing parameters by the means of test sample. There is an urgent need of precise parameter calculation...

To solve bi-objective assembly line design problem (ALDP) considering station paralleling and equipment selection, a Pareto-dominance-based method is presented. The two objectives are minimization of investment cost and maximization of availability of the assembly line. A multi-objective particle swarm...

Hydrogels have been widely used for biomedical and tissue engineering applications, and there are a lot of both synthetic and natural systems used for these purposes. In this study, we described the synthesis, characterization and properties of a novel hybrid PEG-based hydrogel in situ polymerization....

Corn cob dry is the key link of making corn cob powder. In order to ensure the quality of crushed corn cob, the research analyzes the features of hot-air dry of corn cob according to the experiment of corn cob hot-air drying. And the passage inquiries into the influence of different temperatures, wind...

Based on data from the hainan statistical yearbook between 2002 and 2012, this paper makes fuzzy cluster analysis of eighteen cities of Hainan by introducing FCM algorithm, and divides these cities into four categories. We compare and analyse the data of cities. The main conclusions are as follows: 1)The...

Generalized gradient approximation (GGA) plus on-site Coulomb interaction corrections (GGA+U) method within the framework of density functional theory (DFT) is used to investigate the electronic structure of SrNiO3. A series of on-site interaction U (J = 0.3 eV) values are employed in the calculations...

Objective The human living organ irregular volume calculation and 3D imaging method will give a potential hope for operation direction, tumor spatial location fixing. This project will also find a new method to study human brain volume calculation and this can enhance the neuroscience development. Methods...

Supply chain management (SCM) has turned out to be latently precious approach to gaining access to competitive advantage and improving performance with increasingly escalating competition switching into among supply chains rather than between individual firms. This study is aimed at addressing influencing...

Highly efficient Li4SiO4-based sorbents for CO2 capture at high temperature, were developed using waste rice husk ash (RHA). Two different RHAS resulted from different calcination temperature as raw materials for preparing the Li4SiO4-based sorbents. These raw ashes and their resulting Li4SiO4-based...

Academic studies concerning pricing efficiency of stock market mainly focus on whether the stock market is an efficiency market and the market form, but do not give quantitative indexes to measure pricing efficiency. In this article, we employed a state-of-art Spring Oscillator Theory to study pricing...

A compressive sensing based method is proposed for reconstruction of radar image of 3-D geometry in this paper. Using the sparse property of the geometry, compressed sensing performs a low-dimensional, non-adaptive and linear projection to acquire an efficient representation of a compressible signal...

In order to solve the problem of parameter identification of ship's Maneuvering Motion, a fast convergent iterative least squares algorithm is presented considering nonlinear and non-stationary characteristics of ship motion in time domain. The speed and precision of parameter identification have been...

This paper presents an automatic traffic-sign detection and recognition algorithm based on sparse representation. Our system consists of several steps. In the first stage, we detect potential traffic signs using the most remarkable feature-color-extracted by HSI model, which is immune to lighting changes....

The successful launch of CSI 300 stock index futures on the market improve China's capital market, the operating efficiency of the market and provide investors a risk management tool which can hedge and arbitrage. The existing time of CSI 300 stock index futures is short, so the existing research is...

Malaysia is a major producer and exporter of palm oil in the word while China is a major importer and consumer. In order to study the relationship of the palm oil futuers prices between Buras Malaysia Derivatives (BMD) and Dalian Commodity Exchange (DCE), this article used a series methods such as correlation...

Non-linear distortion would be introduced when non-constant envelope signal passes through power amplifiers. In the satellite navigation system, since composite signal generated by direct linear combination of signals does not have constant envelope characteristic, unexpected distortion would be introduced...

Manufacturing is the main source of the pillar industries of national economy and national income. In the globalization environment, on the one hand, the competition in manufacturing has been from the market competition to the competition of industrial cluster evolution; On the other hand, the development...

In order to solve the problems brought by the PV-storage microgrid embedded to distribution network, this paper proposes a hierarchical coordinated control scheme to alleviate negative effect. First, the characteristic of distribution network with microgrid is analyzed, the model of PV-storage microgrid...

Environmentally friendly high-power energy sources are demanded increasingly nowadays due to several factors, such as global warming and climate changes, as well as the ever-growing number of portable devices and the introduction of electric vehicles. Supercapacitors as a complementary device are a kind...

Partitioning the entire electrical network into several sub-regions is a good way to control voltage and reactive power. In this paper, an effective identification strategy is proposed to partition the whole network with typical boundary nodes. Firstly from the point of normal operation, a reactive sensitivity...

Based on the partition idea of reactive power source priority followed by the load, an improved partition method is presented in this paper which makes the core of dynamic reactive power source and combined with comprehensive reactive regions/nodes sensitivity. Firstly, the electrical distance between...

Because the chain STATCOM each inverter bridge DC side are independent of each other, the DC side voltage is difficult to balance, how to make the voltage of each inverter DC capacitor is consistent, safe and stable operation of the key device.For chain STATCOM DC capacitor voltage balancing problem,...

Mixed rifle has the merit of improving the accuracy, range, and lifetime of gun tube. Due to the large caliber, the deep helix groove, and the long barrel of large-caliber cannon artillery, the traditional way is a complex, reiterative and time consuming process to design an effective cathode for electrochemical...

This article is launched based on the target that to research the forecasting method of transducer state. Generally, the receive array of sonar is made up of several transducers according to one certain way, when the damaged quantity or degree of transducer reaches a specified level, there will have...

Via modeling the reverberation noise by means of the symmetric -stable distribution, and the second-order and above order moments of distribution are nonexistent, the fractional lower-order moment and zero-order moment concepts are put forward and the beam forming algorithms on account of them are proposed...

The variational inequality and the nonlinear complementarity problems has been well documented in the literature.Many methods such as nonsmooth Newton method and interior point method were studied in the variational inequality problem,but there was a limited study of penalty methods for the variational...

Xi'an has a long history and rich culture. It is China's inland center city, and also the typical of the inland cities. Development of Xi'an urban spatial structure follows the urban master plan, its development process could be divided into four various stages. It is a process: a single center–multi...

Minimum Quantity Lubrication (MQL) is now being used in some advanced manufacturing processes. Application of MQL reduces the pollution caused by using a large amount of cutting fluid, and makes the working environment become better. However, the conventional lubricants used in MQL result in poor cooling...

Remote handling maintenance (RHM) is the act of monitoring and maintaining equipment in a safety zone away from the site by applying a manipulator (robot) or special equipment inside the nuclear device to reduce the exposure dose and labor intensity for personnel. RHM technology is an important and indispensable...

By using sphere pair with unilateral constraint, the limbs of the proposed pre-stressed six-axis sensor must be under pressure in the measurement process, so prior to measurement, a certain preload must be applied to the sensor. The viable limbs’ number of the pre-stressed six-axis force senor is determined...

To estimate the Melt Index(MI) value accurately and quickly in the quality control process of polypropylene (PP), the paper proposed a forecast model of MI (PHKT-GRBFNN-CRBFNN-HMM) integrating the technologies of data mining, model constructing and two error compensation based on the data. Firstly applied...

NiFe2O4 matrix cermet inert anodes for aluminum electrolysis were prepared with Cu-Ni mixed powders as toughening metallic phase and 15NiO-85NiFe2O4 as ceramic matrix via powder metallurgy two-step sintering method. The mixed metallic contents varied from 10 to 18 (mass fraction, %) with 2% intervals....

By the use of basic geological data, properties, cash thin section, SEM, particle size, high mercury injection and other core analysis experiments are completed to make a detail study on the Chang 6 group characteristics of Zhiluo oil field in diagenesis perspective. The results reveals that sandstone’s...

The high contact resistance of the corrosion products is more likely to cause contact failure. Based on service condition and natural environment of transmission and transformation equipment, the deterioration mechanism of electrical wires was investigated from the view of corrosion. The surface morphology...

The smart substation construction is developing rapidly, and operation maintenance unit must be faced with the new problems which are brought about by the new technology. Based on more intelligent substation debugging, acceptance and operation experience, the main technical supervision points of the...

Fenghe river is a nature river originating from north of QinlingMountains,it is fed by glaciers and rain. On its way flowing, changes of its quality is varied, because of the Point and Non-point Source Pollution around. The aquatic biodiversity is a good indicator of the ecosystem that reflect water...

The grounding system of the ultra-high voltage substation is of great significance in safe operation of the substation. The grounding resistance value of the grounding system of the ultra-high voltage substation in the basic plan is far more than the allowable value. The paper analyzes the common resistance...

Adopting laser cladding technology, 3 kinds of alloy powder (Ni, Fe, Co) is successfully cladded on the surface of mold copper plate. Metallurgical bonding between cladding layer and Cu substrate is generated. Cladding layer has fine grained structure without micro-crack and bubble. The average hardness...

With the continuous development of power electronics technology, static synchronous compensator (STATCOM) structure increasingly multiplex. When the load current check point and the compensation injection point of STATCOM in different position and exist the difference of the phase and amplitude, which...