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Wireless sensor network (WSN) is a new generation of sensor networks, which has an extensive application prospect, but the energy limitation of sensor nodes is a key issue of WSN. This paper designs a kind of energy saving supply system which is applied to WSN. The system makes full use of the electric...

In hard real-time systems, faults happen every now and then. With respect to the criticality of this kind of system, the capability of fault tolerance is necessary. A fault tolerant scheduling algorithm is capable of guaranteeing timing requirements of tasks even when faults occur. A primary-backup based...

Among the designs of ultra-high-speed analog to digital converter, folding-interpolating structure has great advantages in control of chip area and power dissipation. But the frequency-doubled effect of folding-interpolating ADC will restrict dynamic performances of ADC, such as bandwidth and linearity,...

In this article, the porous media fluid flow experimental apparatus and five groups of solid particle parameters containing porous media are introduced. And the friction factor curve is drawn along with the change of Reynolds numbers according to the pressure drop-flow relationship. According to the...

In this article, the volume average method of fluid flow in porous media is introduced and the unit volume resistance is analysed, then the Brinkman-Forchheimer extended Darcy model is obtained. Numerical results of fluid flow in porous media are solved, numerical results show that fluid flow in porous...

As an important part of human cultural heritage, many ancient paintings have suffered from various deteriorations that have led to texture blurring, color fading, etc. Single image super-resolution (SISR) which aims to recover a high-resolution (HR) version from a low-resolution (LR) input is actively...

The emerging technologies from the field of artificial intelligence (AI) have been deployed in many industries such as various online services, construction, car, and cybersecurity. Such technologies are advantageous because they can process and react to their environment or inputs in a way similar to...

In this paper, the issue of two-dimensional (2D) direction of arrival (DOA) and two- dimensional (2D) direction of departure (DOD) estimation for bistatic multiple-input-multiple- output (MIMO) radar with cross array is investigated. A novel multidimensional angle estimation methods based on unitary...

Impulse radio (IR) 60GHz signal has been applied in ranging and localization systems because of higher multipath resolution. In order to improve the precision of the TOA estimation, a threshold selection algorithm based on a Joint Metric of the Skewness and Kurtosis after Energy Detection is proposed....

The life cycle economy of the power distribution network planning scheme is becoming more and more important in power markets. The model of the distribution network planning and the configuration of switches based on the life cycle cost (LCC) of equipment was presented. The main objective is to minimize...

People pay more attention to the green house recently, but the study of green building investment project decision-making is not enough. Considering the interaction between the attributes, Shapley function is used to determine the attribute weights, the integrated value is calculated using IG-IVIFHSA...

Underwater complex sound sources have many types. The radiated power of these sound sources was obtained by measuring pressure in the ocean, but the measurement based on sound pressure in the ocean has some uncertainty. The sound pressure for one point or several points is not enough to characterize...

With high voltage network as the core, the coordinated development of all levels of the grid, unified strong smart grid construction, the demand as a foundation for power grid intelligent base support of power communication transmission network development at a high speed. The expansion of the scale...

In this paper, we propose a bi-directional multipoint-to-multipoint multicast scheme, a SD channel-based Multicast with Round robin Access (SDRAM), for ATM networks, which uses a single tree for a multicast group consisting of multiple participants that are either senders, receivers, or a mix of both....

Non-line-of-sight (NLOS) is the major problem for the indoor localization. So as to deal with NLOS propagation, a novel NLOS identification method is proposed based on the skewness and slope of the (energy detection) ED-based received energy block. IEEE 802.15.3c 60 GHz channel models are used as examples...

Under a comparative framework of cultural differences, this essay aims to scrutinize the representation of female subjectivity in terms of self-consciousness, gender performance, and the ethos in China’s 1980s. As the configurations of women constitute a special field of cultural production in modern...

The method was proposed to integrate network resources of Oil geology by difference modes based on the characteristic of china Oil geology network resources and integration pattern of network resources. The following primary network resources integration system was developed based the Web technology...

With the speedy development of modern industry, the technology of wastewater treatment plays an essential role in the research of environmental protection science. The tech of Pulsed Arc Electrohydraulic Discharge (PAED) has been intense researched by virtue of its marked treatment effect, low power...

As a representative of China's energy transformation, water conservancy and hydropower development play an essential role in China's realization of the dual carbon goal. Under the background of attaching great importance to safe production, the issue of safe production in the construction of...

The laser beam will be severely attenuated in the rain to transmit unable to complete the scheduled tasks arriving at the role of target. On the attenuation characteristics of laser in the rain in the infrared wave band has conducted in depth study, but in the visible range it is lack of study. In this...

To ensure safety and stability of distribution network, the maximum allowable capacity of DG has a certain limit. The maximum allowable capacity can be defined penetration level. The paper first analyses the influence caused by DG on power flow, network loss, node voltage, power quality, current protection...

Some problems such as long processing cycle and false alarm exist in traditional target detecting. An improved multi-threading data acquisition system is introduced in this paper for the solution. In this system independent collectors cooperation mode is injected, which could acquire acoustic signal...

Accurate daily precipitation prediction is crucially important. However, it is difficult to predict the precipitation accurately due to inherently complex meteorological factors and dynamic behavior of weather. Recently, considerable attention has been devoted in soft computing-based prediction approaches....

Critical for flanging of square tributary junction on cylindrical steel tube is to determine the shape and sizes of pre-machined hole. In order to investigate precise shape and sizes of the pre-machined hole, an optimized design model is established. The forming process during flanging is simulated with...

In this research, a new type of roof cultivation substrate with different ratios of six kinds of substrate products and inorganic substrates was laid in a self-made roof model with a thickness of 7.5 cm and 15 cm, and the substrate was sprayed to record the matrix flow production time, the amount of...

The application-oriented architecture major should put emphasis on the cultivation of students' ability of practice and in this article, it analyzes the necessary for students of architecture major to learn computer 3D architectural expression, puts forwards the integration of curriculum content designing...

Urban traffic system is a complex and time-varying nonlinear system. Control of traffic flow requires the use of intelligent control technology. This paper researches a coordinated control method of regional traffic flow based on Multi-Agent technology. This paper also researches the framework of the...

Applied innovation talents training should lay emphasis on students' practical ability cultivation. AutoCAD is not only the specialized core course of architectural engineering specialty but a highly practical course. Through combining the present using characteristic of AutoCAD in construction industry,...

In view of the performance reduction as a result of data processing of application layer of present Unified Threat Management (UTM) product, this paper analyses two popular UTM solutions. As a new architecture based on Multicore/Multiprocessor, NetChannel solves the network performance bottlenecks under...

As the amount of networking information production keeps growing, big data analysis has been widely used in the field of education. In recent years, teacher-student interactions on the Web are increasing, this will generate a lot of data. The use of big data analysis methods to analyze these data has...

In this paper, we got the aircraft soft landing trajectory model based on the dynamic model, at the same time, regard saving energy and reducing the economic costs as the main purpose, respectively, we gave the corresponding optimal control strategy for each orbit phase.

We demonstrate 3R-regeneration method based on XPM in PCF. The most important part of this system is a MZI Optical Switch which have one high-Nonlinear PCF arm. By adjusting the length of the PCF, we can make the centre of the optical pulse obtain a phase shift about , this optical pulse transmitted...

Noise of gas jet is one of the main noise sources for solid rocket motor, the jet flow field parameters plays an important role in the radiated noise generated. An implicit large eddy simulation (LES) methodology is performed of supersonic gas jet flows in this paper. The flow-induced noise generated...

Green logistics based on the maintenance of ecological environment and sustainable development, based on the general logistics to change the one-way relationship. As a new logistics model, green logistics in line with the requirements of sustainable development and human survival and development interests,...

Nowadays, more and more users share news and information in micro-blogging communities such as Twitter, Tumblr or Plurk. With the increasing number of registered users in this kind of sites, finding relevant and reliable sources of information becomes essential. For recommending sufficient information...

Accounting professional ethics is the common requirement of the society for the accounting professional behaviors. Accounting professional ethics plays an important role in the enterprise operation process. However, in the new times, the professional ethics of the accounting personnel in our country...

Compression tests of five groups of concrete specimens with different plastic particles (0%, 5%, 10%, 30% and 45% aggregate volume ratio) are carried out. The results show that, the incorporation of plastic particles has significant influence on the mechanical properties of concrete. With the increase...

In dealing with the problem that basic SFLA neglect the information exchange between individuals and sub-population in searching optimal solution, this paper proposes a new improved SFLA based on update rule of the Gravitation Search Algorithm. Based on the ideal from gravitation algorithm, the new SFLA...

This paper introduces a kind of the harmonic motion curves, which characterized by multi-harmonic component, and the expression form can be divided into two cases: general Cam mechanism and indexing Cam mechanism. Combined with the instance, it compares the characteristic values with other commonly motion...

To deal with the construction of the anti-ship missile target dynamic RCS statistical model, target RCS fitting and construction method was given by introducing the hypothesis test. Kolmogorov-Smirnov test method was given to resolve the distribution fitting test problem. Finally, the method was verified...

The Meiji period was an important period of Japanese society transformation. It was an important historical turning point for Japan. Fukuzawa Yukichi was one of the indelible traces of this period. As a witness, he witnessed the country step by step process toward the modernization after the incident...

The traditional education lacks of individual education such as one's entrance exam for the postgraduate school, work interviews and practical aspects of entrepreneurship. Currently many popular internet education platforms whose connection is from person to the course use B2C operating mode, in which...

This article analyzes the current electronic warfare is faced with numerous and complex electromagnetic environment, in the dual machine cooperative reconnaissance system, the reconnaissance receiver with a timely and accurate manner to select the application requirements of the radar emitter signal,...

Taking Changzhou Stadium Kiewitt-Lamella ellipsoid paraboloids as an example, three kinds of parametric design macros for hybrid ellipsoids paraboloid shells are developed using APDL parametric design language; The performance comparison of the three types of reticulated shells was performed using ANSYS...

During the period of new socialist countryside construction, in this paper, the writer made a comprehensive survey in the implement process of "Fitness Project for Peasants" in Yunnan province. It expounds the status and problems of carrying out the project. Based on the actual situation of rural areas...

After the conversion of simple commodity economy to capitalist market economy, the market in allocating resources began to play a fundamental role. This "basic role of the market" has the historical society. In China's socialist market economy, the market also plays a fundamental role in the allocation...

In order to improve the efficiency of solar panels this paper designs a DSP-based two-degree of freedom point light source fuzzy tracking system which is based on the fuzzy reasoning technology and digital signal processor technology. It designs a photodiode based light source detection unit and uses...

The inverted siphon straw is pressure water pipeline which convey cannel water through valley, river, road, depression, or other channels, and it is a kind of channel cross building, is one of the most important buildings in irrigation engineering. In order to the stress and deformation distribution of...

The parametric design macro programs of two basic types of single-layer conical shell are developed by using APDL(Ansys Parametric Design Language) parameterized design language.The parametric design of single-layer conical shell structures can be built under the condition of giving the macroscropic...

The steel lined reinforced concrete pressure penstock is a new kind of structure design form. Lots of structural model test results and prototype observation data indicate that under initial water pressure stress, the steel lining and outer wrapped concrete shell can work with the good joint, joint bearing....