Electronic equipment is used more and more widely, but it is also to be interfered more and more vulnerable by external electromagnetic radiation interference. In this paper, a new method to enhance the anti-jamming capability of electronic devices is presented, named active electromagnetic protection...

The emergence of educational games has greatly changed the students' learning style, so that students can combine learning and entertainment, so as to improve the learning interest and efficiency. The article uses 3ds Max as the model design tool to build three-dimensional game scene and props, takes...

Course design for electromechanical system is one of the most important and difficult points in college teaching process. In this paper, the large grinder recirculation cooling system as the sample, the hydraulic cooling system is built to solve the problems of low cooling efficiency, high failure rate...

Multi-view video coding (MVC) demands high compression rates, temporal random access, spatial random access, as well as view scalability. Scalable multi-view video coding based on video selection is proposed. It then uses the position of the cameras and the relation of inter-views to divide all views...

PZT is the key actuator to high precision micro-nano positioning platform. Based on high large space density precision micro-nano positioning platform, we use DSP and four roads 16-bit DAC, high order low pass filter, the voltage amplifier circuit, power amplifier circuit, high voltage stabilizing circuit...

SSL protocol is essential in network security. This paper evaluates the security of SSL protocol by a fine-grained analysis method based on freshness identifiers and proposes the causes of two kinds of MITM attacks under the circumstance of admitting the difficulties of building a trusted session key...

The dexterous robotic hand is required to investigate the characteristic of nger movements with perception ability of various sensors. A good angle displacement sensor can well describe finger motion in robotic hand manipulation tasks. In this paper, a flexible and bending sensor which was suitable to...

The information feedback strategies for traffic guidance are important to improve the traffic capacity in Intelligent Transportation System. It assumed that all vehicles on the road are floating vehicles in the current information feedback strategies research. In reality, not all vehicles can be equipped...

This paper introduces the concept of PHM system and designs a virtual maintenance system based on PHM. The system architecture combined the service-oriented architecture and cloud computing. Choose free open-source alternative development environment to develop the system. The virtual maintenance system...

EEG contains a wealth of physiological, psychological and pathological information, EEG signal analysis and processing are either in clinical of some brain disease diagnosis and treatment, or in the cognitive science research fields are very important. According to the basic characteristics of EEG signal,...

Based on FPGA and ARM, this embedded system of data collection, measurement and display is designed to tackle problems like bad real-time capability, limited data storage and low transmission rate of signal collection in electronic measurement. FPGA is used to control A/D and DDR2 storage chip to fulfill...

A staff access control system based on RFID technology is designed in this paper. This staff access control system is comprised of UHF RFID readers, industrial personal computers, a database server, big screen monitors, and RFID handsets. It is mostly applied to the main entrances of an organization...

For further research on roller transmission system dynamics characteristics of the coal winning machine cutting part, structures of the drive system are analyzed in detail ,which is divided into the fixed axis gear train and planetary gear train two parts to analysis and research .Taking a certain type...

the residual error of the left and right ping data in the multi beam sounding is obvious, and it is not easy to be extracted. In this paper, we use the least square curve fitting and wavelet transform to analyze the residual error, verify it's feasibility by the method of doing experiments.

Getting general solution for optimal control of stochastic nonlinear system is a hard task, the main difficulty is state variable and the control variable influencing each other,so system does not satisfy the separation theorem. To solve this problem, this paper use horizon optimal control strategy,...

In CNC machining, it is desired to obtain high machining accuracy with high processing velocity as far as possible, however it is difficult to realize, and especially machining NURBS curve with large curvature. Based on scheduled feedrate on curvature of NURBS, a new NURBS curve interpolation algorithm...

For the measurement work today, a wide range of equipment is running, the task itself is heavy, management mode is limited. In order to solve above problems this paper intends to build an information system for measurement testers. It has four modules, data input and maintenance, data statistics and...

For existing equipment maintenance records, normative is not so strong. Worse more, the text-based description always makes post data mining impossible or difficult. In order to realize the equipment maintenance information, this paper imports the basic idea of E-R (Entity-Relation) graph model into...

In view of the non-linear and non-stationary of the rolling element bearing fault signal, the method of mathematical morphology analysis is introduced into the rolling element bearing fault diagnosis. Multi-scale morphological transform is applied to the analysis of the bearing signals. To describe the...

In this paper, machine learning model is applied to label the attributes of traffic scenes automatically in the RNDF (Road Network Definition File), which is used in the self-driving car. The “gist” features extracted from one image of the video stream are used as the model’s input. In the experiments,...

Output efficiency decreasing phenomena also occur when environmental factors of flexible amorphous silicon photovoltaic power generation system (PV system) change. On the basis of building the system simulation model via MATLAB tool, researches are conducted on the issues of tracking time (0.04s), overshoot...

The concept of component integration (CI) has been employed in several product design methods to reduce the total number of components and improve manufacturing quality and efficiency. However, none of existing methods provide the effective information needed to identify the appropriate components for...

Energy is the material basis of human activities, whether traditional coal, oil, natural gas or wind energy, solar energy, tidal energy and other new energy sources have greatly promoted the development of mankind, but in any case, human beings are inseparable from power. Traditional power can only be...

This paper introduces the state of cable lines assessment model, analyzes and describes the establishment of evaluation index system, state variable weight calculation and determination of the final comprehensive evaluation results. Due to that maintenance system reasonable directly influences reliability...

Improper irrigation period or excessive irrigation will reduce the yield and quality of tobacco crop. This paper adopted the Jensen multiplication model method to stimulate the water production function of tobacco under different irrigation conditions. According to the data, a water production functions...

With the application of the original Central Soviet area revitalization planning, the load in Ganzhou area of Jiangxi province will have much increase. In this paper, two schemes on how the 220kV Wanluo substation connects into the main grid are introduced. The influence of each scheme is analyzed on...

The advertising as a form of business promotion has more and more widely in different applications, and the lighting lamps is one of the key equipments in the entire outdoor advertising facilities. In order to improve advertising effectiveness and facilities security, especially for the outdoor advertising...

Based on domestic embedded multi-core operating system testing, this paper describes the characteristics of the multi-core operating system and existing test contents and gives an effective software function and performance function test method for application focus of the domestic embedded multi-core...

SCU and its software are widely used in both electrical and electronic devices. It is important and difficult to conduct quantitative analysis, accurate measurement and quality evaluation in SCU circuit design and manufacturing. In order to solve the problem of SCU-based circuit signal testing, this...

The PLD software design of communication device is taken as application background, under which this paper analyzes four typical issues of software design such as clock design, synchronous design, burr elimination and metastable state, gives solutions based on actual conditions and finally describes...

In this paper, a novel configuration optimization method is proposed for reconfigurable manipulator. The optimize configuration of reconfigurable manipulator is proposed by using the genetic algorithm and the Dijkstra algorithm. Considering both minimum task execution time and minimum energy consumption,...

Survivability of wireless sensor network (WSN) is not limited to traditional network security and reliability issues, but from a new perspective of wireless sensor network in a variety of network services and security capabilities. In this article wireless sensor networks and their applications are introduced...

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With the rapid development of computers, information management systems have also become popular in various fields. Financial management of colleges and universities is a very complex task, in order to improve the financial management efficiency of universities; the paper information management system...

This paper presents a novel solar tracking trajectory calculation method, and addresses the problems of low efficiency, computing complex issues of solar tracking control system. Based on the Lagrange interpolation method, the solar trajectory is calculated by using the location information in certain...

To solve the problem that the tracking control precision is low when the essential oil filling linear servo system driven by Permanent magnet synchronous linear motor is under high frequency input signal, the fuzzy adaptive sliding mode control algorithm is designed. The sliding mode control is adopted...

In this paper, to the equipment monitoring as the research target, we analyzed the usage demand of automatic monitoring instruments and established equipment of automatic monitoring system based on the Internet of things technology. System adopts open and modular design of frame structure and flexible...

In this paper, we propose a hybrid synchronous algorithm based on the combination of distributed and centralized algorithm. First of all, we put forward the concept of local cluster and generalized local cluster. The cluster is a collection of synchronous UE meeting certain conditions and has a center...

In this paper, we proposed an adaptive dual-rank transmission algorithm underlying single-user MIMO (SU-MIMO) system. In SU-MIMO system, the rank indication (RI) is the main constraint to optimize the performance of the overall system. We employ the channel state information (CSI) report enhancement...

With the traditional health monitoring technology as the theoretical basis, a real-time online displacement monitoring system platform was developed based on the NI CompactRIO embedded platform, and modules NI 9219. And the graphical programming software LabVIEW was used to building the background processes...

Ocean fishing fleet scheduling is a new problem. It produces with the development of pelagic fishery and fleet size enlargement in recent years. At present, ocean fishing fleet scheduling is relying on operator's experience for artificial scheduling. Just rely on the operator's experience scheduling...

in order to make up for sensor nodes’ death effectively, this paper studies a kind of artificial fish algorithm (AFSA) improved by genetic algorithm (GA) to optimize the project of mobile sensor nodes Scheduling and the coverage of Wireless Sensor Networks (WSN) and energy consumption will be as the...

Green computing has become a research hotspot in service-oriented cloud center. Resources in a data center are always virtualized into a resource pool for uniform management and scheduling. Thus load balance in the cloud data center is of great importance to reach some kind of service levels and has...

The compression algorithm of surveillance video files was proposed based on fourier-mellin transformation.In the paper, the coefficient of Fourier-Mellin were achieved to vectorization with the new algorithm,the surveillance video contains contiguous image frames,three groups of movement parameters were...

This paper proposes a technique using Discrete Wavelet Transform (DWT) and Back-Propagation Neural Network (BPNN) to identify the fault types on transmission line of 10kv rural power grid. The PSCAD is used to simulate fault signals. The mother wavelet daubechies4 (db4) is employed to decompose high...

With the development of Internet technology, Internet data growth rapidly and become big data. According to the different properties of the network big data, network big data classification is the foundation of many network applications, including network data management, green Internet, network bandwidth...

An object oriented change detection algorithm for multi-temporal remote sensing image is proposed in this study. Bi-temporal remote sensing images are firstly processed by multi-scale segmentation. Then similarity between the target object and its neighboring object is calculated by using a formula of...

In order of saving energy and improving the performance of the airborne systems, modern aircraft increasingly uses electrical energy to replace the current hydraulic, pneumatic energy on the plane. The goal of more electric aircraft is that electric drive equipments replace mechanical, hydraulic and...

Preschool education is an important part of basic education, the problem of preschool education informationization should be taken into account by educators. This article aims to investigate and research whether learning or growth should be the orientation of preschool education, thus to explore the...

To overcome the defects of traditional adaptive Least-mean-square(LMS) algorithm, figure out the problem that the existing algorithms’ system identification abilities would decline while their input signals are correlated with each other, a novel variable step-size and variable parameters adaptive system...

This paper proposes several improvements for a fingerprint image denoising method that is based on nonlocal total variation (TV) models using split Bregman iteration. The main improvement involves the addition of relaxation factors to the two-step iterative process of split Bregman iterative algorithms...

Distributed and multithreaded systems are usually much more complex to analyze or test due to the nondeterminism involved. A possible approach to testing nondeterministic systems is to direct the execution of the program under test to take a certain path for each test, so that a unique output (or output...

In order to solve backwardness information acquisition technology and cable transmission way, a breeding district soil information acquisition wireless system based on GSM/GPRS and ZIGBEE network was proposed on request of intelligent sense modern precision agriculture. The system composed of two parts...

In the cloud computing environment, in order to solving the problem of accounting information security. Through the introduction of cloud services model and cloud computing, systematically analyses the enterprise's risks of choosing cloud services. Studies have shown that with cloud computing technology...

In this paper we research a new power analysis attack method: the differential power analysis attacks based on the multiple correlation coefficient (MCPA). This attack method is based on statistical theory that multiple linear regression. Conditions of the MCPA method of attack are weaker than ones of...

In order to predict the grain yield of the country accurately, considering the periodical fluctuation of the data, the method of time series is used. Firstly, the stability and the relativity of the yield series from year 1980 to 2009 are analyzed, and the first-order difference of which is calculated...

This paper analyzes the authentication security of lightweight authenticated cipher ACORN, a second-round candidate of the CAESAR competition. We first put forward the necessary and sufficient conditions for state collisions of ACORN. Then we point out the errors of the designer’s analysis and utilize...

The rural areas in China have a relatively low Internet coverage, as a result of which the peasants are ill-informed and short of information products that assist the popularization of agricultural technology. The commercialization of scientific achievements is not effective in the rural areas. To solve...

Analyze the security risks of traditional power mobile operating system, design and implement a more secure access system and analyze the overall structure and function of the secure access system in detail in the Internet plus environment. The system can process two-way certificate authentication, secure...

Human beings’ media technologies has experienced a development course from junior level to senior one. Advertising, as a service industry in the tertiary industry, is the directest and most sensitive to the development ang changes of media technologies in the courses of production and communication....

To enhance the real-time and interactivity of fluid simulation, a method was proposed based on smooth particle hydrodynamics(SPH) technique in PhysX physics engine. According to SPH method, the fluid was treated as a particle system, analyzing composite force of each particle, and simulating real motion...

Along with the computer technology fast development, the office automation technology progresses by leaps and bounds. At present our country geology and the mining industry domain entered the fast development stage, the geological prospecting, the mining industry development and the correlation industry...

An overlay network based traceback scheme against DDoS attacks is proposed in this paper. A CAT server is set in each ISP domain, and receives the alert packets from routers in the domain. According to the alert packets, the intra-domain attack tree is constructed. An alert will be sent to the victim...

To solve the hybrid flow shop scheduling problems with minimum makespan objective, a local search based on the active scheduling technique was proposed. First, a good initial solution was generated by the NEH-based heuristic. Next, a problem-specific local search was developed to improve the initial...

According to the shortages existed in current methods of monitoring on hydraulic support operation pressure, this paper developed a new monitoring system in which monitoring platform with multi-layer designed based on embedded system and CAN bus technology was introduced. The platform has integrated...

The usage of sweater online customization system indicates that the system has broad application prospects. This paper takes Android system as a typical example and the online implementation system is developed. Besides, the key technologies of online sweater-designing system are introduced which includes...

Electric vehicle is becoming popular and will become an important load on electric systems as the oil resources exhaust. Studying the charging loads of electric vehicle is of great importance when analyzing the influence of grid-connected electric vehicles on the operation of electric system. The Monte...

This paper presents a semantic-oriented approach for architecting sensor networks applications using ontology mechanism. Considering the validity and the timeliness which are necessary for sensor networks knowledge sharing and reusing, a common and extensible context ontology model is defined to describe...

Using the theoretical Based on Cross-Plot, Fuzzy-Math to identify the lithology, the logging data processing softwar-e system was prepared, which is the function of data management and lithology identification. Using the basic data from oil data, Results of the correct rate can reach 90%, provi-de guidance...

In lithology identification method, artificial neural network recognition results du-e to its objective and reliable, to be more widely used. Study selection of BP neural net-work, Shen 630-H1426 logging lithology identification, prediction accuracy of 90%, with a higher prediction accuracy magmatic...

Faced with fierce competition and various customer demands in marketplaces, manufacturers need to determine the appropriate settings of statistical quality control criterion for dynamic batches composed of similar products with different customer preferences so that the best customer satisfaction and...

Modal test is one of the basic works of studying on dynamic characteristics of aircraft. The ideal state is to make the specimen in the “free-free” state when doing modal test. In actual, specimen is supported by an elastic supporting system, the stiffness, added mass and supporting position of the supporting...

The aircraft electronic devices are mainly composed of plate type, the structures with so many electronic components are complex. Most electronic components are standard parts. Reliability analysis of aircraft electronic equipment is mainly focused on the circuit of electronic equipment and components...

airplane oil pressure reservoirs are major fuel supplying parts of airplanes to have flight maneuvers. Since they are always working under alternating loadings, they are prone to produce fatigue fractures. Therefore, they will undergo vibration endurance tests in general. And the fixed-frequency vibration...

Design of DC boost circuit is very important for the reliable application of the high voltage part in pulse radar. A kind of DC power supply circuit based on resistance, capacitance and voltage regulator is presented in view of the requirement of the power supply voltage of the high voltage power system...

A three-dimensional cone is established by adopting the critical soil mechanics and the membership function to the bounding surface model to express the dynamic characteristics of the rock-soil materials under loading-unloading; The new axis of the cone expresses the plastic membership function of stress,...

In order to optimize the calibration intervals, predict its calibration data using gray GM (1, 1) model. For lack of modeling parameter vector solving method, use genetic algorithms to seek optimal parameter vector; use nonlinear programming function’s good ability of local searching to improve GA; finally,...

This paper describes the application of a digitized remote sandstone monitoring system on the throughput of coal production, and depicts in detail its main circuitry as well as key components inside the monitoring system Please keep a second copy of your manuscript in your office. When receiving the...

on-line testing, 3D model reconstruction, Picking-up algorithm CsGL, STL model

The diffusion strategies have been widely studied for distributed estimation over adaptive networks. This paper investigates the impacts of community structure of network on the performance of the adaptive-then-combine diffusion LMS. The study covers different local community structures, while the performance...

Projective synchronization is an efficient method in the study of synchronization. This paper presents the projective synchronization between a fractional-order multi-scroll chaotic system and the designed response system. By making the output synchronization error system of the studied system satisfy...

In this paper, we focus on investigating effective approach for tackling the complex hybrid indices optimization problems (HIOPs). Firstly, we analyze the strategy that utilizes machine learning models for breaking restrictions on search ability of MOEAs employed in conventional optimization framework...

New Chinese style furniture is the cultural significance of Chinese traditional furniture in a contemporary context interpretation. It is the use of modern technologies, equipment, materials, and processes for production and processing, which can meet standardization and generalization of modern furniture...

According to the PM2.5 hourly average monitoring concentrations of Beijing environmental air monitoring stations during may and June 2014, the BP artificial neural network prediction model was built and tested, which verifies the feasibility and accuracy of BP artificial neural network model to predict...

Three main factors of constraining the wind power consumptive capacity of the northern Hebei Province grid are capacity of main transformer, transmission channels and voltage stability limit of regional power grid. This paper does research on the new energy consumptive capacity limit considering the...

The structure of the intelligent substation network is analyzed. The typical design is discussed for the process level network, the station control layer network and the time synchronization network. On this basis, the typical issues of the intelligent substation network are analyzed and corresponding...

This paper focuses on the generation and harm of power harmonic, and different measures on harmonic treatment. Analysis the Harmonic Suppression measures of Hybrid Series Active Power Filter. Result shows that the Hybrid Series Active Power Filter devices has the capacity advantages which is appropriate...

Based on the PMT test system analysis, from the perspective of PMT single photo-electron peak starting to get accurate test existing test pulse generator is optimized to achieve the interactive system and PC control system through the ARM controller, through the FPGA to achieve adjustable duty cycle...

As a new power supply mode, wireless energy transmission has a very broad application prospect, which has been widely concerned by academia and industry. In this paper, based on the principle of magnetic coupling resonance, analyzed the technology and designed a set of wireless energy transmission system...

Direct on-site measurement of individual noise sources in AC substations is challenging, since the measured audible noise is a mixed result of diverse noise sources in the substation. In this paper, the audible noise of substation is divided into three categories: body, cooling device and corona noises....

This paper describes a coupled magnetic eddy-current, fluid and thermal finite-element model to analyze the steady and transient thermal behavior of a three-phase gas-insulated bus bar (GIB). The magnetic eddy-current field is indirectly coupled into the fluid and thermal fields through the power loss...

The notion of two-direction vector-valued wavelet packets which is the generalization of biorthogonal vector-valued wavelet packets is introduced. A method for constructing biorthogonal two-direction vector-valued wavelet packets is obtained and their properties are discussed by means of time- frequency...

The complex detectors with multi-sensors of feature parameters are developed for realizing early fire-detection in substation. The fire detecting signal measurements from these multi-sensors and their variation rates are used as the data of substation fire judgment. The time of fire alarm is advanced...

Build up the Autonomous Vehicle target uniform motion model, according to the real-time target static character information, give out the reasonable estimation for the uniform motion of the Autonomous Vehicle target by improved least square algorithm, and simulate the parameter estimation, then verify...

This paper makes research on the methods of automatic-generation of 3D virtual city from the view of urban cellular automata model. The evolution process of the urban land units can be simulated by constructing urban cellular automata model, and then the results of evolution will determine the space...

Track allocation problem in railway stations with stochastic viewpoint is a crucial part of the planning processes for railway companies. This paper proposes a stochastic schedule based optimization model to solve the station track allocation problem that considers minimum occupation time of station...

Because the cost of berths and quay cranes are very high compared to the investment costs for the other facilities in container terminals, so berths and quay cranes are the most critical resources in determining the capacity of container terminals. In order to efficiently utilize berths and quay cranes,...

Geographic Information System (GIS) is a comprehensive spatial data processing technique, of which fundamental meaning, function, background and developing process are introduced in the paper. It is reviewed and emphasized that GIS has been applied to forestry industry fully and systematically in recent...

A structural parameter identification method without input information and with limited observations is proposed to identify the stiffness parameters and damping coefficient, to inverse the input information and to estimate the unmeasured responses in time domain. The unique feature of this technique...

As a key parameter the displacement is often monitored to assess the structural performance. However, it is not easy to implement the long-term monitoring under traffic loads especially. A new method is proposed to monitor displacement of flexural structures, based on the distributed macro-strain sensing...

Risk management of building water supply system is to determine the possible factors affecting normal operation of system. The fuzzy analytic hierarchy process (FAHP) based on triangle fuzzy mathematics is carried out in this paper. Safety assessment indicator system was built by literature research...

The distributed optical fiber sensing technology, Brillouin Optical Time Domain Analysis (BOTDA), is considered as an effective method for concrete structure monitoring due to its excellent strain sensing performance. However, its sensing accuracy is greatly decreased around the cracks by the influence...

The topological structure of urban rail transit network directly determines the degree of difficulty of passenger transfer in the transit system. To evaluate the degree, we defined the internal static accessibility of urban rail transit network as the indicator. We then proposed specific methods to establish...

The database management system of highway slope database can improve the level of data processing, regulate the data collection and improve the working efficiency. Visual Basic as the main development process, with the help of development features of Baidu map API, and use of JAVAScript language to achieve...

The multi-objective management in engineering projects is to reduce cost, improve quality and shorten the cycle. The optimization of these three objects is very significant to improve the comprehensive benefit of projects. In this paper, project quality is quantified by the cost of quality (COQ), and...

A new dynamic weighing system with piezoelectric polymer sensor which includes hardware, software and algorithm is researched and designed .Then the preliminary trial, conducted in the designing system, and the analysis about experimental results, verify the feasibility and effectiveness of the system....

Factors that affect the measuring accuracy of highway Weigh-in-Motion systems are analyzed and the hardware of a new Weigh-in-Motion system are analyzed and designed, then the measuring data of the Weigh-in-Motion system is processed. Finally, the method of Singular Spectrum Analysis are applied to the...

With the help of the Hilbert transform, the low-frequency signals modulated by high-frequency signals can be demodulated. This article proposed a method to extract the time-domain features of ultra-high frequency (UHF) signals regarding the partial discharges (PD) in a gas insulated switchgear (GIS)....

During the safety testing of in-use vehicle and the factory inspection and adjustment of vehicles in manufacturing factory, the headlamp tester is needed to test the working status of vehicle headlamp. This paper firstly analyze and discuss several problems of headlamp tester during actual use process,...