Search all articles

By studying the concepts of safety quality and the safety condition of electric power enterprise, an evaluation index system for employees' safety quality of electric power enterprises is established, which includes 4 first-level indexes, 11 second-level indexes, and 47 third-level indexes. Then, the...

The feature of electric enterprise safety management capability evaluation system was analyzed according to the new study of the safety management theory and the system theory. An evaluation index system of electric enterprise safety management capability was built up based on the study of the hierarchy...

This paper introduces the noise transfer function theory overview, After improvement proposed by the suspension of dynamic stiffness to reduce interior noise opinions, In an example of a compact car, We found the front peak problem by Accelerated conditions experimental test , Using the noise transfer...

An M-ary double-layer optical camera communication (OCC) system for intelligent transport system (ITS) is proposed. According to the importance of information, the message is split into different priorities. The low-priority data is transmitted with high data rate at the upper layer in high multiplexing...

Considering the urgency of integrated development between the satellite and ground, the integration of terrestrial LTE technology and satellite becomes a research hotspot. The transmission delay for GEO satellite communication is long, the SN length of existing AM PDU can't meet the requirements of satellite...

In using the TV-guided missiles to attack targets process, the target image segmentation process directly affects the attack effect. So, choose a suitable image segmentation methods to ensure high quality target image processing speed, real-time, is particularly important. This paper introduces a method...

In this paper, the model of the solar shadow end plane coordinates and the measurement of the latitude and longitude, and the measuring time are established. The solution of the video shooting location and date is given by the change of the length of the shadow in the video. And the application of genetic...

In order to study the shift control of power split continuously variable transmission (PSCVT), the integrated shift dynamic models for the set of engine, magnetic powder clutch and transmission are established based on the analysis of its configuration and working principle. The shift simulation shows...

A simulated electronic-controlled engine experiment bench was introduced. The experiment bench is on the basis of Buick V6 electronic controlled engine, which mechanical system is removed, electrical components are kept and a set of systematically complete automobile engine electronic control system...

In order to change the present situation that the traditional axial piston pump can only change flow by controlling the swashplate angle,this paper designs a precision piston pump, introduces in detail its structure and working principle, and uses harmonic gear reducer to improve transmission accuracy...

To solve the problem of continuous and steady work and obstacles avoidance of ammunition loading robot, the trajectory plan method of ammunition loading robot based on cubic-B spline has been put forward. The paper analyzed the solution of cubic-B spline, finishing the obstacle avoiding trajectory plan...

To fully use the performance degradation similarity of the congeneric barrels, for the traits of nonlinear and small sample during the performance degradation process of a barrel, a dynamic prediction model on remaining useful life (RUL) of barrel is proposed, on the basis of fuzzy c-means theory and...

In geomagnetic navigation, the precision and matching efficiency are highly depended on performance of matching area's suitability. The paper summarizes the status and shortages of some main problems in choosing a suitable area, including feature extraction, building of matching feature system, analyzing...

Through the analysis of the water temperature distribution affected by the shape, volume, temperature of the tub and the person, this model finds the reason why it is so difficult to keep an evenly expecting temperature during bathing time. Furthermore, according to the water temperature distribution,...

Through the establishment of water on the surface of the heat loss and the bathtub wall heat loss of the two models to analysis heat bath total loss, as the foundation to find a most suitable strategy the person in the bathtub can adopt. Model of heat loss through water surface discuss the heat loss...

Transportation facility or automotive service enterprise location is an interesting and important issue. To improve transportation efficient, lots of researchers have addressed traditional facility location allocation (FLA) problem, e.g., the FLA problem with the minimum transportation cost or the maximum...

In recent years, More and more attention has been paid to Unmanned Surface Vessels motion control field. An experimental platform for USV based on wireless communication was introduced for USV motion control algorithm experiments in this paper. The structure and implementation of experimental platform...

This paper is based on the Beidou satellite navigation system for heavy trucks weighing dynamic monitoring of a system overload, overload monitoring paper discusses the principle of overload monitoring systems, methods, and each unit of software and hardware components. Monitoring system to collect by...

In recent years, characteristic of rocky pressure machines is developing from low-pressure and static to heavy-duty and revolving. In order to make the pressure chamber of rocky press rotate precisely, this paper puts forward to introduce hydraulic cylinder as a support of the workbench, thus satisfying...

Medical data in various organizational forms is voluminous and heterogeneous, it is significant to utilize efficient data mining techniques to explore the development rules of diverse diseases. However, many single-node data analysis tools lack enough memory and computing power, therefore, distributed...

Comfort is an important performance index of modern cars, and thus car production enterprises are making every effort to improve the comfort level of cabs. The cab suspension system plays a key role in obstructing the vibration passed from the chassis to the cab. A simulated analysis on the car cab suspension...

A kind of double terminal sliding mode surface is constructed with a subsystem with a terminal sliding mode. This new strategy is proposed to solve the height control problem of a kind of airship system. And the main goal is to compute a ideal pitch angel such that the height of airship can trace the...

Since the flash point of the electrolyte's organic solvent is very low, the use of improper dismantling way can easily cause the battery to ignite or even explode. Additionally, the residual voltage of the discard EV battery is very high, far exceeding human safety voltage. Improper dismantling way is...

according to the multi-user characteristics in monitoring platform, the article uses the RBAC privilege management model being popular at present, which tell about the design and implementation of permission management, and which explain the system relating, demand analysis, the design and realization...

The median filter will cause fuzzy problems on edge details of the image when it is used to remove noise of an image. In this paper we discuss an improved median filtering method. Firstly according to the arithmetic mean we preliminarily detect signal points and suspicious noise points in the image,...

Under the circumstance of the big data, because of the low efficiency and low performance of analysis and calculation in stand-alone mode, the traditional recommendation algorithm is limited greatly, recommended time and recommended precision is difficult to guarantee. This thesis makes a improvement...

This paper studies the synchronization problem of a class of chaotic systems. The mentioned synchronization scheme consists of identical master and slave chaotic systems. By analyzing structural characteristics of nonlinear vector field of the error system, a new approach is presented to synchronize...

According to the nonlinear function of relative power function order, the uncertainty function is classified as one order relatively bounded and two order relative bounded and higher relative bounded situation. Then in view of the above three categories of uncertain nonlinear system, PID control law...

Based on Kalman filtering theory in the time domain and Jordan decomposition theory for matrixes, descriptor systems can be changed into normal systems. Then an optimal descriptor Kalman filter is given. Compared with the previous results, it avoids the calculation of ARMA innovation model and white...

A kind derivative algorithm is discussed and the difference of numerical derivative and physical derivative is analyzed. What is more important is that the first step error problem is proposed and its bad affection to the system stability is shown by using a first order system as an example. Also the...

A kind of uncertain nonlinear system with unknown bounded function is analyzed. And a kind of common integral control is used to cope with the unknown function by taking example of a first order system. And by using of Laypunov stability theorem, we find that the system is stable but the unknown parameter...

The PID controller design and parameter choosing problem are analyzed in detail. Especially, seven good conclusions are proposed for the choosing of coefficient of PID controller design for a first order system. Also single P control and PD control effect and the reason of steady state error are studied...

In gesture recognition systems, segmenting gestures from complex background is the hardest and the most critical part. Gesture segmentation is the prerequisite of following image processing, and the result of segmentation has a direct influence on the result of gesture recognition. This paper proposed...

Atmosphere turbulence often degrades image quality in long range infrared imaging system due to intensity fluctuations, distortion, and blur effects. In this work, long range infrared imaging through anisotropic turbulence is simulated, which combines the theoretical turbulence effects models of optical...

Dual-stator toroidal motor with hybrid excitation is a new-style motor, it integrates power and drive function. The mathematic model of the motor system was derived based on the operating principle of the motor. In order to improve the response characteristic of toroidal motor, a fuzzy self-tuning PID...

By taking into account the hot standby structure of the redundant ATO system, the paper discusses the key technologies (including self-inspection feedback and fault clearing) for the digital output in the system and proposes a new method of the digital output in the redundant ATO system to discover any...

This paper aims at maximizing system throughput by making use of multiple radios and multiple channels. This paper designs and implements a centralized channel assignment algorithm (IACA algorithm) in our Wireless Mesh Network test bed. This paper finds that IACA can improve system throughput by 5 to...

Currently the radio spectrum resource has become increasingly scarce. Evaluating the usage of frequency bands with existing radio services, strengthening management of allocated resource and improving the spectrum utilization have been becoming an important way of improving spectrum management level....

Numerical simulation has significant advantage in analyzing the interaction between rigid wheel and lunar soil simulants and designing the lunar vehicle wheel under complex circumstances. The computer aided design software CATIA and 3D Discrete Element Method simulation software PFC3D were combined by...

Financial prediction is an important research direction of financial data mining. In addition to general common characteristics, nonlinear, non-stationaryand dynamic, financial time series is also of some other characteristics, such as high noise, non-normal, rush thick tail, etc. As a result, the financial...

Insurance plays a very important means of economic compensation in the path of economic development and construction in our country. In the aspect of the comprehensive development of society it has played a positive effect. At the same time, the insurance industry itself also made great development....

Asset securitization is the last decade of the largest and fastest growing international financial sector financial instruments and means of financing in infrastructure construction using asset securitization financing of this new model has the reach advantage of other modes, to solve China's infrastructure...

The rapid development of the Internet and the rapid spread of information technology accelerate the process of economic information and economic globalization, competition has changed the traditional business model. More and more enterprises are developing an online retail business. E-commerce model,...

The principle of party autonomy was first proposed by Dumoulin, a French scholar in 16th century, and gradually evolved into the basic principles in the field of foreign contracts. Later, with the advancing of legislation technology in nations, the principle of party autonomy is penetrating into other...

In recent years, the micro era network behavior is more and more concerned by sociologists and psychologists, a large number of studies have shown that micro-network era acts as a network in the new process of the unique behavior, it is important for the psychological development of the individual role....

The Chinese term Tong and Huo are two important indivisible elements in Chinese Health Qigong. The term Tong is the body of Tao, which refers to the smoothness, fluency and coherence of the movements, breath, mind, spirit and the whole body and also the unity of heaven, mankind and nature, etc.. The...

Tourism is an association between the development of strong industry, the tourism industry as the main tourist attraction and tourism product development the merits or not is one of the key factors that influence the development of their industry, and the cultural and creative industries with its high...

Urban ecosystems are human beings in the transformation and adaptation to the natural environment in the process of urban residents and the surrounding environment interaction set up artificial ecosystem is Nature - Economy - Society complex systems. Cities occupy a certain geographic space, it has a...

With the growing strength of China's economy, the state also increased the financial institutions capital investment, but also the reform of the financial management system, however, under the old system of management institutions, due to the lack of internal control methods and awareness of risk management,...

Development of electronic commerce is gradually affecting business operations, paper studies through e-commerce site operators to establish innovative business website system, adjust management, formation of enterprise information systems link, promote enterprise departments work closely together through...