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We first establish the relationship between the grid cell connectivity matrix bandwidth and the efficiency of parallel computing, which shows that parallel efficiency can be improved by reducing the bandwidth so that the external communication is reduced. An algorithm based on the AD algorithm is developed...

The electrochemical reaction mechanism and electro crystallization process of hafnium in the NaCl-KCl-NaF-HfO2 molten salt were examined at 973K by means of cyclic voltammetry, chronopotentiometry, and chronoamperometry techniques. The results show that the electrochemical reduction mechanism of hafnium...

In this article, we have established the concept of the upper and the lower approximation of nonconvex set. Meantime, the properties of rough approximation of non-convex set have been investigated. As we know, every non-convex set can be approached by the upper and lower approximation convex set with...

Permanent magnet synchronous motors (PMSM) generate high-frequency electromagnetic vibration and noise when powered by inverters and the cause is high-frequency electromagnetic exciting force (EMEF). In this paper, the frequencies and orders of EMEF are analyzed. The expression of EMEF acted on the stator...

The antenna control system for the problem encountered in the application, starting from the control algorithm to analyze the composition of the antenna control systems, introduces the antenna control system design, and antenna control unit, an antenna drive unit, shaft encoder unit and security unit...

The new dual-band infrared detector can be read out to design a weak signal readout circuit, the readout circuit integration time is adjustable, and has characteristics of low power consumption, low noise and high sensitivity.Using feedback enhanced direct injection readout circuit (FEDI) and high performance...

According to the typical three generations of maritime satellite communications frame format, the first use of effective detection of the burst signal energy detection algorithm combined with matched filter, then the frequency of the burst signal detection based on the results of estimation and phase...

A beta phase containing titanium aluminum compound was prepared. Isothermal Fatigue(IF) were subjected at 650 at three strain rates, such as 6.67×10-3 s-1, 6.67×10-4 s-1, 6.67×10-5 s-1 to determine the effect of strain rate on cyclic stress-strain response (CSSR) of TiAl alloy during IF tests. The curves...

An acquisition algorithm of Spread-spectrum TT&C signal is studied in this paper. The theory and key technology is analyzed. The block of design and the scheme of program are presented. The processing system of Spread-spectrum TT&C signal is actualized by the FPGA, and the function of the fast acquisition...

The Internet Plus Initiative, aiming to apply the productions of internet into kinds of social fields, is greatly promoting the technological development, efficiency improvement and the innovation of real economy. In recent years, accounting keeps increasingly closer integration with internet which also...

Engineering flight simulation platform is an important equipment in research and development of the new aircraft. The high-speed and real-time collection and storage system is one of the important subsystem in engineering flight simulation platform. In order to solve two key problems, which are general...

This study aims to explore the psychological factors model of female addicts from their subjective perspective through qualitative interviews. A semi-structured in-depth interview of 10 female drug addicts is conducted by using self-made open-ended questions, and the data were analyzed by grounded theory...

Air-intake filter in the ventilation system of offshore platform, is normally composed of the inertial stage and the multi-layer gauze stage, which plays an important role in providing sufficient and clean air. Numerical simulation and experimental research were carried on to study the flow field and...

It is an effective way to enhance the safety of train control system by using safety redundant architectures. This paper consider the typical safety redundant architectures, including double hot standby, 2-out-of-2, 2*2-out-of-2, and 2-out-of-3, establishes models for these architectures by Markov chain....

The form of fruit fly optimization algorithm (FOA) is easy to learn and has the characteristics of quick convergence and not readily dropping into local optimum. This paper presents the optimization of RBF neural network by means of FOA and establishment of network model, adopting it with the combination...

This paper studies the Lyapunov exponent defined by the matrix with the exponential rotation. The author applies the theory of subharmonic functions to prove that if the coupling number is big enough, then the Lyapunov exponent is positive.

Optimization problems are always the hot issues in various research fields. The aim of this paper is to find the optimal value of the bivariable nonlinear function by means of the improved fruit fly optimization algorithm(G-FOA). Some better results are obtained. Compared with other algorithms, G-FOA...

With the rapid development of mobile communication technology, mobile botnet comes into being which gives mobile users a great threat. The botnet hacker issue orders through the command and control channel to let the bots launch attacks to gain significant economic benefits. Based on this, this paper...

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...

The analytic hierarchy process (AHP) approach is often used in supplier selection. But due to its inherent subjectivity, the evaluation information based on human judgments often creates conflict and bears some kind of uncertainty. To overcome this, the paper proposed a model using the combination of...

To deal with the problem of parameter adjustment in flight control system, it is designed that parameter adjustment network based on the three-layer feedback neural network. With the self-train of network, the parameters of the network are gained, which realizes the dual parameters adjustment of the...

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...

At present, domestic and international research on the video transmission mainly concentrated in video coding, multipath transmission, multicast transmission. The transmission and QoS security technology will be studied to against the characteristics of video transmission and wireless ad hoc network.How...

Carbon Fiber Reinforced Plastic (CFRP) is an important material to make aircraft structure components. However, damage detection is very crucial to aircraft safety and the type of a detected defect is difficult to distinguish. Ultrasonic phased array (UPA) technology provides a possible solution. In...

Intimacy is one of the most important aspect in marriage. There are seven types of intimacy namely emotional intimacy, social intimacy, intellectual intimacy, sexual intimacy, spiritual intimacy, recreational intimacy, and aesthetic intimacy. From the existing phenomena, it is seen that there are many...

EPC process, based on the casting structure, technical requirements, production volume, production conditions determines the casting solution, process planning. In this paper, the author from three aspects , the analysis of die casting process design principles, design principles and infiltration technology,...

To solve the problem of target detection in heavy sea clutter, we make simulation study on a subspace-based clutter suppression method to improve signal to clutter ratio in the predicted target location, and thus to improve the detection performance. With the compound Gaussian model of the sea clutter,...

As the fourth basic passive component, memristor has attracted more attention in recent years. The memristor can be divided into charge-controlled and flux-controlled types. In this paper, properties of quadratic flux-controlled and charge-controlled memristor are investigated. The v-i characteristics...

Through the literature, it is found that contemporary enterprises pay more attention to the sustainable, green and environmental protection logistics service quality provided by logistics service providers, and consumers gradually pay attention to this when making cross purchase. When improving the quality...

There is a clear boundary between primary and secondary devices in traditional substation. The intelligent demand of intelligent substation is analyzed. According to the design idea and method of intelligent substation, the integrated application scheme of the disconnecting circuit breaker, intelligent...

Dengue Hemorrhagic Fever (DHF) is a mosquito-borne disease that occurs in tropical and subtropical areas. This disease is an acute febrile disease caused by the dengue virus, which causes headaches, pain in the eyes, muscles, and joints to spontaneous bleeding. The Indonesian Ministry of Health recorded...

To predict the aircraft collision unsafe event effectively, a feasible modeling and predicting method based on Hopfield neural network is proposed. First, the basic idea of Hopfield neural network is introduced, and then the principle of Hopfield neural network is expatiated. The simulation indicates...

In the invention of the electron microscope, many engineers were involved almost simultaneously, and they all contributed in some way. Ernst Brüche was the first to construct the electron microscope by consciously using the electronic optical component in the cathode ray oscilloscope; Reinhold Rüdenberg...

The nonprofit sports clubs fill the gaps in the field of community sports in China. This paper mainly discusses the impacts of the social capital on the operation of non-profit sports clubs and proposes a research model for the impacts according to the formation mechanism of social capital. The research...

With the rapid development of modern enterprises in Internet, more and more enterprises begun to buy other smaller businesses to help the development of their industries. Such action can bring benefit to these enterprises in some way. In this paper, we study the history of Alibaba and analyze Alibaba’s...

Financial fraud endangers the development of the capital market and damages the interests of the enterprise itself, creditors and other stakeholders. With the development of China’s capital market, the prevention and punishment of financial fraud is strengthening, the implementation of the new “Securities...

The combination of carbon footprint and urban transportation planning is significantly meaningful to the construction of urban low-carbon transportation. This dissertation studies the emission of carbon dioxide and air pollutant such as carbon monoxide, hydrocarbon, nitrogen oxide during the process...

High voltage and large current dynamic test for SiC diodes and hybrid module was studied. Then high voltage dynamic test for 1700V-25A 4H-SiC junction barrier schottky (JBS) diodes and high current dynamic test for a 1700V-200A half-brige SiC hybrid module were performed. With the change of test conditions,...

In order to analyze the form of piers span continuous rigid frame bridge seismic impact on the order of a continuous rigid frame bridge engineering background, the use of large-scale professional finite element analysis software MIDAS CIVIL build dynamic analysis models were different cross-sectional...

We analyzed the vertical distributions, seasonal variations and transfer processes of Pb in Jiaozhou Bay based on investigation data in surface and bottom waters in 1986. Results showed that Pb contents in surface waters were in order of spring

The extensive utilization of electric power makes the safety of power supply facilities become the priority among priorities, and the failure of the power supply facilities will bring immeasurable loss. How to prevent in advance, response rapidly to the failure, and recover rapidly power supply is the...

This study is an empirical study on college physical education. Through questionnaire survey, it uses descriptive statistics, exploratory factor analysis, correlation analysis, structural equation model analysis and other methods. This paper analyses the relationship among interest, teaching satisfaction...

Seven-year-old tree of Ziziphus jujuba ‘Zhanshanmizao’ cultivated in field were used to study the breaking dormancy and the dynamic changes of antioxidants (superoxide dismutase, peroxidase, O2-•, and malonyldialdehyde) in jujube shoots under different concentrations (2 mmol/L, 4 mmol/L, and 6 mmol/L)...

This experiment studied the effects of different concentrations of gibberellius (GA3), naphthalene acetic acid (NAA), and 4-chlorophenoxyacetic acid (PCPA) on the fruit drop rate and quality of Ziziphus jujuba ‘Zhanshanmizao’. The results showed that spraying NAA reduced the fruit drop rate of Z. jujuba...

In the research, we reported on a new method to produce fine wool protein crystallites by regeneration method, and this kind protein emulsion can be used on the treatment of fabrics, synthetic or nature fibers, allowing to form protein sheath or encapsulation layer that do not disturb the original properties...

With the students of Yanbian University as the research object, this paper discusses the influence of college students’ interest in physical education on the consciousness of persistent exercise by way of exploratory factor analysis, reliability, multiple regression analysis and other methods through...

A class of autonomous underwater vehicle (AUV) heading control problem is addressed in this paper based on Mamdani Fuzzy Inference (MFI). Firstly, empirical knowledge of heading control for ship from experienced captain is fuzzed into fuzzy control rules, which can be identified by computer, using fuzzy...

In recent years, non-government funded education in our country has achieved rapid development. Independent college is an important force in higher education of our country, so a growing number of scholars pay close attention to teaching quality assurance of independent colleges. This article attaches...

This paper mainly expounds the financial management mode of colleges and universities under the new accounting system, the influence of this new system on financial management and the shortcomings in the current financial management, and on this basis, analyzes the adjustment strategies of financial...

Lubricating oil can be easily polluted by water, thereby negatively affecting the lubricating property. A single technological method is difficult to develop for efficient demulsification and dehydration of emulsified lubricating oil. In this paper, we propose the combination of swirl centrifugal field...