Through the analysis on the characteristics and demands of the online teaching platform, the web-based teaching platform based on the mobile internet is established. Analysis and test on the performance of the online teaching platform has been carried out. The test result shows that this platform can...

Based on an introduction on present status of battery management of substations in China, this paper points out problems existing in current battery management of substation, puts forward an active battery management strategy regarding such problems and introduces its implementation framework, principle,...

According to the problem that the intelligence is not high of the soccer robot, using the mechanical theory as a guide, making some mechanical analyses and calculations on the pressure and transmutation states of chip kick mechanics, and conducting optimal design too, then making the structure of chip...

Phasor Measurement Unit (PMU) is more and more concerned in power distribution network due to its great benefit. In near future, it may become an essential device in the modern distribution systems. The Optimal PMU Placement (OPP) problem on transmission network for full system observability, was fully...

With the increasing prevalence of social network, research on privacy preserving data publishing in the social network has received substantial attention recently, and the recent emergence of differential privacy has shown great promise for rigorous prevention of information publishing. In this paper,...

Power purchase planning is one of the important part of production and operation planning of State Grid. This paper builds an optimization decision-making model of power purchase planning based on grid complex constraints, which can achieve the optimal decision-making of annually and monthly rolling...

Container, such as Docker, is becoming more and more popular in recent years in cloud computing area. More and more people started using container as their choice to run services on the cloud. While containers are just like processes on the Linux, in fact, so it is quite difficult to do resource management...

Traditional music generation is manual, so it's of great significance to generate music automatically by machines. This paper proposes a method of using the Long-Short Term Memory (LSTM) Unit model to format music file, extract characters and generate music. And then constructing an automatic music generation...

In multi-core processors,the heterogeneous multi-core processors are more practical than homogeneous multi-core because they have asymmetric cores.Therefore,the multi-thread scheduling among them becomes a hot research topic.In this paper, an Improvement Accelerating Critical Section algorithm is proposed...

This study evaluated the AC parasitic capacitances and turn-off resistance of GaN FETs. Moreover, the study proposes an easily adjustable gate drive circuit appropriate for driving E-mode, cascode, and D-mode GaN FETs in the same driver topology. The proposed gate drive circuit involving only positive...

This paper proposes a rule-based and Finite State Transducers (FST) based NLP method for extracting information from massive text. The method differs from n-gram based popular method which relies on probability statistics and machine learning. In our method, the rules are grammars of a language, summarized...

As the emerging technologies of new media are drawing more eyeballs, people of all ages and backgrounds are using new media tools for reaching a wealth of information and connecting with people in the world. To be in a better position to adapt to the technology shift from old media to new media, college...

New media technologies have grown and flourished in china and it's vital that learning community as a whole understands what new media actually represent. The insights into Liaoning scientific foreign language talents have been highlighted from the potential problems occurring in the traditional learning...

Liquid metal batteries (LMBs) are cheap and efficient energy storage systems developed in recent years. The large scale applications of LMBs are critical to the utilization of renewable energy and the development of advanced smart grid. This study focuses on the design of grid connection based on LMBs....

Compressed sensing is surprisingly predicts that images, which allow a sparse representation by a suitable basis or a frame, can be recovered from what was previously considered highly incomplete linear measurements by using efficient algorithms. It is a novel research area of SAR images processing....

This paper analyzed the relationship between the application of EMU and energy consumption ; on the basis of introducing the EMU at home and abroad in detail in this paper, the analysis were done from traction fields and the comparisons of relationship between operation mileage of the EMU , time, speed,...

In the fast frequency hopping system(FFH), the diversity combining technology can effectively against the partial band jamming(PBJ), this paper studies an improved diversity combining technology, it is the jamming-deleted self-normalized diversity combining technology(JD-SNZ), The technology is based...

In this paper, we propose a fragile watermark scheme for detecting the tampering or hostile attack of speech signal. Watermark block is generated by Gaussian Random operation on a null matrix, then the watermark is embedded into the original signal which is processed by DCT (discrete cosine transform)....

Digitally controlled permanent-magnet synchronous motors (PMSMs) exhibit bandwidth limitations imposed by delay. In high power applications such as rail transit, the negative impact of delay is particularly serious due to the low switching frequency of the inverter. In this paper, the causes and effects...

In this paper, we propose an improved cognitive amplify-and-forward relaying model, in which the multiple secondary users can harvest energy from the primary network, assisting primary user transmission and meanwhile performing secondary transmission in a spectrum-sharing network. One secondary user...

At present, unbalanced economic development and great regional difference exists in our economy, so it is necessary to study the regional difference of economy. However, financial stock market determines the distribution situation of private capital in regional and inter-industry. This paper has made...

In this paper, proposes an improved quantum genetic algorithm based on RCPSP. Project implementation process often involves the sharing of resources and conflicts between the different projects, so in the case of how resource-constrained project scheduling resources to meet the requirements of different...

In this paper, the transient radiation effect of MOS devices irradiated by pulse laser is studied using TCAD tool. Firstly, the laser radiation model is built up based on the TCAD tool, and also MOS devices model are created and the I-V characteristics are simulated for proving their correctness. With...

NoC (Network on Chip), as a promising interconnection infrastructure for MPSoC (Multi-Processor System-on-Chip), has been the research focus since its invention. Accurate traffic models are necessary to deplore the vast design space of NoC. In this paper, we survey the researching works on the traffic...

Image databases obtain the incremental images frequently. However in tradition it is directly compressed to the incremental image, which ignores the redundancy and similarity between images. The general compression way is not satisfied. With an increasing number of compression method proposed, we proposed...

As a result of the introduction of relay technique in the Long Term Evolution Advanced (LTE-A) system, the system performance is improved in network coverage, user (UE) fairness and system throughput. Nevertheless, it is important to support the transmission of multimedia application and meet various...

The operational planners in power grid companies perform a large number of offline voltage stability studies for a variety of operating conditions. How to effectively determine voltage stability limits from massive amount of offline data has become a challenge for operational planners. This paper applies...

Relying on the northern-hemisphere energy connection, considering the energy implementation, carrying out clean energy alternative is mainly to use the clean energy to take place of fossil energy. Under the green development scenario, this research gives the northern-hemisphere energy interconnection...

By using the semi-tensor product of matrices theory method, this paper studies the Pan Boolean algebra PID control algorithm's conversion problem. It was found that the power computation of n-ary logical structure matrix can be converted into counting its (n+1)-ary structure matrix by its truth table....

Modeling accurate speech organs are vital to speech synthesis. This paper introduces a construction method for geometric model of spoken lips based on a MRI database. Volume images of articulators were acquired by MRI on one Chinese subject uttering a corpus of sustained articulations. Then 3D models...

The purpose of this paper is to explore a kind of rational method according with the target selection of human perceptions behaviors: fuzzy perceptions of intuition. Based on intuitive factor space of the human mind for non-optimum perceptions and optimum perceptions, the paper analyses the formation...

It is incidental for current automatic test system (ATS) to lead short of circuits, damage of instruments or units under test (UUT) by reason of its large amount of switches. To solve the problem, the technique of reconfigurable instrument is introduced. Using the reconfigurable instruments as substitutes...

This paper deals with the problem of the electricity consumption forecasting method. A MPSO-BP(modified particle swarm optimization-back propagation) neural network model is constructed based on the history data of a mineral company of Anshan in China. The simulation showed that the convergence of the...

With the rapid development of our country electric power industry, as well as the construction of the smart grid, the electric power industry are increasingly demanding data management and analysis, etc;The big data technology is introduced into the electric power industry applications, not only for...

With the expansion of power system, power system visualization demand is also increasing, if present in the form of regular grid information, operators can't take care of, let alone. In this paper, the visualization technology applied in electric power communication, so easy to use personnel in a timely...

Figure module integration technology is the graphics and graphical corresponding data in the database as a whole to face it. The graph model library integrated modeling method was researched in this paper. And by constructing communication network of vertical multi-dimensional comprehensive monitoring...

As the OTN (Optical Transport Network) and SDH (Synchronous Digital Hierarchy) network lack the uniform monitoring system to monitor the ever-growing business, this article has presented that use existing TMS to monitor provincial levels transmission network's double plane. While inspected and commanded...

Support vector machine is an emerging technique in data mining. By analyzing principle and classification algorithm of support vector machine, a prediction model based on support vector machines was given, and the effectiveness of support vector machines in classification prediction was demonstrated...

A mathematical model for calculating the PSDFD based on image processing method was constructed and applied to calculate the PSDFD of hollow glass bead(HGB) filled in the polypropylene(PP) resin. The results shown that the PSDFD of the HGB in the PP resin was 1.370, and the correlation coefficientwas0.9665;...

The focus of the current paper is the development of a Solver named multi-GPU compressible turbulence parallel simulations, and its application in aerodynamic teaching. Test of a space shuttle is chosen to demonstrate the accuracy and acceleration performance of the solver. Some teaching examples in...

Dynamical properties of mechanical systems can be obtained with the vibration signals from the systems. However, for the influence of noises, it is difficult to accurately acquire the features. Therefore, de-noising operation is significant for vibration signal in the practical engineering. In order...

Aiming at the shortcomings of Traditional Guide and popularization in the existing Intelligent Tourist Guide (ITG) system, this paper designs an ITG system named iGuider (intelligent-Guider), which is based on user-centered design principles and in view of usability and user experience perspective. iGuider...

Vibration fault diagnosis of hydroelectric unit was investigated using method of least square support vector machine (LS-SVM) and Dempster-Shafer theory (D-S Theory). Spectrum and amplitude characteristic was acted as eigenvector of learning samples to train the constructed LS-SVM regression and classifier...

Project construction is one of the most important economic activities. How to disposal construction waste is an urgent issue in the management of city. The traditional method is simple landfill, not only occupy the land, causing environmental pollution, but also waste a lot of resources which can be...

Wind power generation is always weather dependent and has the trend of being integrated to power systems as the form of large-scale wind farms, which influences on power systems. Since the power network was not designed specifically to accommodate this type of generation, there are inevitably some points...

Rainfall is a kind of common weather phenomenon. Accurate measurement of rainfall is of great significance for weather and natural disasters forecasting. In this paper, the capacitive sensor was applied to the measurement of rainfall and the working principle was introduced. Furthermore, the output characteristic...

On the basis of "five-in-one" theoretical system, this paper constructs the information security prevention management system which includes responsibility system, standard system, process system, assessment system, institutional system. This system realizes the three-dimensional management of information...

Due to the appearance of some new characteristics of the electric power industry such as widely interconnection, high intelligent, the open and interactive, energy internet architecture put forward more new requirements of the electric information network security prevention and the information security...

The optimal MPR (Multi Point Relay) set selection algorithm is proposed based on the researches of the OLSR (Optimized Link State Routing) protocol of the Ad Hoc network. This paper analyzes the MPR set selection problem from the point of view of mathematical collection. By abstracting one-hop neighbor...

The key to normative checking of bibliography is to find out bibliographic types. In order to solve the problem to check the correctness of bibliography in the absence of bibliographic types, a novel method to determine bibliographic types based on decision tree is proposed in this paper. This method...

In order to improve the efficiency of the homomorphic encryption scheme, an improved homomorphic encryption scheme based on integer is proposed. On the basis of the DGHV scheme, the size of the public key is first reduced to ( ) by using the public key element quadratic technique and the parameter offset...

With the rapid development of mobile Internet technology, a electrical emergency repair system is designed based on mobile terminal. The security mechanism of the system is also designed following the principle of appropriate protection, and aim at security defects of mobile internet technological and...

In order to effectively improve the accuracy of fault diagnosis of wind turbine gearbox, a fault diagnosis model based on improved firefly algorithm for extreme learning machine is proposed in this paper. The extreme learning machine overcomes the shortcomings of traditional neural network, such as slow...

In order to analyze the operating condition of the leakage current of the insulator effectively, a cluster structure clustering algorithm based on density named DBClustering is designed. In this paper, four characteristic values of leakage current are extracted from the two aspects of leakage current...

For the question that it cannot ensure the privacy of identity and real-time updated key in the process of data fusion in smart grid, this paper proposes a algorithm of data fusion based on dynamic broadcast encryption. The control center broadcasts the key through dynamic broadcast encryption. Users...

Firstly, according to the disadvantages of the artificial bee colony algorithm which is easy to fall into the local optimum and the convergence rate is slow, this paper introduce the current optimal food source and inertia weight function to improve the food source updating method. Then according to...

To overcome the problem of poor accuracy of short-term photovoltaic power prediction, This paper proposes a short-term PV power prediction algorithm based on radial basis function neural network(RBFNN) after similar day clustering on solar irradiance and air temperature as the input variables; At the...

To solve the problem of slowly convergence rate,weakly generalization ability, complicated model structure and parameter determination method of traditional machine learning model, the RFR model is introduced to forcast the short-term wind power. The wind power prediction model of RFR has the advantages...

In the gearbox temperature monitoring, in order to improve the predictive accuracy of gearbox temperature, we presents a model that improved flower pollination algorithm optimizes wavelet neural network (CITDMFPA-WNN) used in gearbox temperature prediction. Use the model to predict the temperature of...

Aiming at deficiencies of current Equipment Support Management System on massive data query and analysis, this article proposed and realized a method of Structured Data Query used by the Cloud Platform based on Hadoop, after analyzing the data source. In the article, we used the tool of Sqoop to import...

The current situation of the index term extraction for Chinese books was investigated. Aiming to improve performance of traditional key phrase extraction methods for extracting index terms, we propose a novel feature named professional score to evaluate the importance of each candidate. Wikipedia is...

It expatiates on the design of TMS320F240DSP in wire feeding system which introduces the thoughts of design, hardware and software to the system. And it also presents the application of brushless DC motor in wire feeding system.

According to the actual application of power wireless communication system, wireless network communication in power system mainly hire telecom operators GPRS /CDMA wireless network, it is evolution from 2G to 3G, 4G, and several networks coexist, the power terminal how to deal with the influence of the...

When we use oscilloscopes to observe power waveforms, inverter circuit waveforms and other high voltage signal waveforms through conventional passive probes, there are many risk factors because of grounding problem. However, we can use high voltage differential probe to solve these problems. The key...

The spot centroid localization is one of the key problems in various fields of scientific research and engineering applications. This paper proposed a novel algorithm based on profile regularization of the detecting spots. The algorithm first roughly eliminates the background and random noise errors...

In view of the low efficiency and inspecting dead zone of inspecting in 500kV substation, a new inspection method is proposed, which is using UAV carrying multi-sensor detection devices instead of traditional manual inspection and robot inspection. The structure, the composition of obstacle avoidance...

Multi-chip architectures have been a focal point not only in high-performance computing but also in the new generation of embedded systems. For point-to-point topology, high latency and low bandwidth are always found in existing chip-to-chip protocols. This prevents the efficiency of information communication...

The problem of the total number of orbit debris in the future has been the center of public attention for a long time. On the basis of statistics data and accurate calculation, the paper builds models and set up a model system. Then combine reality and define six possible factors affect the volume of...

Engineering practice teaching quality is related to many factors, through the systematic analysis of the various aspects of engineering practice in the teaching process and by using the system engineering method to establish the engineering teaching quality evaluation model,proved that the evaluation...

The advent of micro-age gradually influence and change the learners' learning styles. In order to explore questions aiding to students in the process of CSCL-based classroom instruction in the western college, firstly, this paper carries out the teaching quasi-experimental, which is based on problem-solving...

The paper designed an improved type of multi-modular redundancy self-test and self-healing system. FPGA dynamic partially reconfigurable technology was used to repair faults in this system, so as to achieve the goal of improving system reliability. The system, hold fours similar MIPS processor modules,...

RFID technology is the key technologies in the field of IOT, this paper studies the application scenarios of RFID technology in Industry 4.0 incident management, designs an architecture of the Equipment Incident Management System based on cloud platform, improves the traditional ITIL-based Incident Management...

According to the high requirement for time efficiency of monitoring on pollution clouds, based on the modern infrared telemetry technology and spectral imaging technology, the edge extraction algorithm for pollution clouds is established by using the wavelet transform principle, and the damage range...

With the all-sided development of the society, the integral application of cloud computing technology in computer teaching platform is critical. It can not only improve the teaching efficiency generally, but also improve the computing experimental teaching platform in all-around way. This paper mainly...

Now with the rapid development of science and technology, the computer network technology has been upgraded constantly and the computer technology has been applied more and more extensively, which bring a lot of convenience to people's life. Therefore, there are more and more people on the Internet....

Economic forecasting is very important for market forecast analysis and market management decision. The paper proposes the application of Markov chain in economic forecast. Firstly, give the Markov base theory. Secondly, discuss the process of economic forecast based on Markov chain. Finally, forecast...

Adopting the genetic algorithm, this paper studies the method of source term inversion through the data from chemical monitoring devices distributed in battlefield when we can not accurately judge the hazard source item data after the occurrence of chemical hazards in battlefield. Based on the data generated...

We have made some improvements in the design of its new generation for the first generation of the wireless pressure sensor that has been successfully used [1][2]. The sensor is mainly applied for monitoring air pressure of airbag during the process of operating the ship. As for the design of sensor...

Spectral prediction is the key point of halftone reconstruction study, and has always been a meaningful topic of theoretical study. Taking into consideration the translucency of paper and the non-optical contact between the paper and the backing, this paper analyzes the light scattering effect of halftone...

Analysis by finite element method of laser cutting machine arm static and dynamic, theoretically study the static and dynamic characteristics, and the analysis results are used to correct the finite element model, which can get the accurate model with structural parameters, and then modify the structure,...

Multi-level forecasting of power load is an inevitable demand based on current hierarchical management of our power system. Multi-level forecasting of bus load particularly provides power flow calculation and off-line security check with data support. Aiming at declining the offset of bus load Multi-level...

The traditional on-board data bus has been unable to meet the characteristics of modern advanced avionics communications equipment. Time-Triggered Ethernet (TTE) has the advantages of real-time, determinism and reliability and can fully adapt to distributed synthesis Modular avionics architecture development....

The existing industrial control user interface technology lacks of ability of expression and interaction in the performance of digital factory automation and large-scale complex equipment operating state. This paper designs the Operation and Maintenance architecture of the digital factory system based...

Localization algorithm is very important in node localization. The received signal strength (RSS) can be used to reduce positioning time. In this paper, an improved weighted centroid localization algorithm based on RSSI (IWCL-RSSI) is proposed for an indoor localization. Theoretical analysis shows know...

Large quantities of fake card transactions bring about huge risks to commercial banks' credit acquiring business, this paper uses data mining technology to build credit card acquiring fraud analysis model based on mass credit card transaction data and merchant materials, and also developed merchant fraud...

This paper proposes a new method for image restoration using artificial bee colony algorithm (ABC algorithm). ABC algorithm combined with wiener filter is used to restore image. In the fuzzy identification, ABC algorithm is used for optimization the point spread function (PSF). In the restoring part,...

There is obvious periodic data flow curves of the power integrated service network based on the full use of historical data,this paper makes full use of the historical data, the horizontal and vertical dimensions are extracted from historical data. In this paper, a two dimensional flow forecasting method...

With the deepening of power grid construction, power information and communication network bears more and more business. The introduction of network traffic classification is conducive to the rational distribution of network resources, improve service quality. This paper firstly introduces the requirements...

The propulsion technology of magnetohydrodynamics is considered as the interdiscipline, involving the electromagnetism, fluid mechanics, electrochemistry. The magnetohydrodynamic propulsion device is applied to boats. The boats show the high speed in the quiet mode, and have advantages of concealment,...

Portfolio optimization problem is a multi-objective optimization problem, it is necessary to consider the benefits should also consider the risks and the optimal situation is to achieve the least risk and maximum return. Papers define portfolio optimization problems, analyze the shortcomings of the existing...

To construct a portfolio under stock type fund, This paper take the idea of quantitative investment and Markowitz model, but some limitations in current policies urge us revise the traditional Markowitz model. So we develop a noval Markowitz model based on the old one to conform these conditions and...

Objective: To make a study of the distribution features of ticks in south of Henan and the SFTSV and HGA. Methods: From January to December in 2015in Xinyang region of Henan Province the artificial cloth flag method and surface pick tick method were collected field of free ticks insect and animal body...

With the development of microelectronic technology, the chip performance o FPGA becomes more and more powerful. This paper firstly introduces the concept of FPGA, then analyses three principles the designer must follow, and finally gives the basic flow of the circuit system design based on FPGA configuration...

With the rapid development of mobile Internet and cloud computing, the intelligent terminals, application storage, video surveillance and other fields have store a large number of global data. The arrival of the big data era not only brings a huge impact on the traditional enterprise management mode,...

Quality is the life, is to protect the owner's return on investment can be achieved. Quality is not only related to the project functionality and value, but may also be related to the national interest, the safety of people's lives and property. As the State Grid Corporation of power transmission project...

Virtual reality is a computer system which can create and experience the virtual world. People can operate, control and reach some special purposes in this system. This paper firstly introduces the concept and advantages of the virtual reality technology, and then explores the applications of virtual...

With the gradual promoting policy of the triple play, Internet TV - this emerging network television in the future is bound to occupy a place in the media, and traditional TV has a certain impact. Therefore, based on the triple play, this paper describes the construction strategy campus radio and television...

With the rapid development of computer technology, the emergence of vast amounts of multimedia information on the network, for such a large amount of data, video and other multi-media data has a feature not available - Sports features, so Applied Sport features video search service, for improve the performance...

Temperature is a very popular parameter in flow industry, so temperature control is an emphasis of process control. Fuzzy control is an important application filiation of fuzzy mathematics based on the theory fuzzy sets. This paper firstly analyzes the basic principles of fuzzy control, the structure...

When using the chemical calculation method to study the adsorption, we should firstly find the preferential adsorption site of the catalyst surface. But at present, we often place the reactants in the typical adsorption sites, such as bridge position, vacancy and vertex position, to find the minimum...