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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...

"Thirteen Five" period is in the process of China's modernization drive critical period, but the prospect of "Thirteen Five" period, China's economic and social development is faced with complex domestic and international environment test. With the deepening of scientific and technological innovation,...

College students bears the great trust of nation and the historic mission of promoting the development of Chinese legal system and democracy, the strength of its legal awareness and concepts will directly influenced the implementation of the rule of law and the realization of national construction goals....

Japanese Waka is a language of the art forms with national characteristics. In the thousand years of the development process, in terms of form, rhyme and rhetoric, it formed its own unique artistic style. And songs in these art forms and techniques of decorating, become colorful art treasures. However,...

The timely Published of earthquake is reflected in the face of national disaster emergency rescue capabilities. In this paper, the use of the death toll reported time as a measure to evaluate the earthquake rescue capability. Combined with China's actual situation, analyze the aspects and factors influencing...

Research on energy price formation mechanism both in theory and in practice are in constant development. The one hand, new technologies and new patterns of behavior appears to make energy in the production process needs to process more information. The role of different kinds of information in the energy...

Under the background of the marine ecological environment changes and the upgrading of the National Oceanic strategic positioning, the positioning and development path of marine fishing villages need to re-architecture. Based on the perspective of ecological civilization, this paper obtains information...

As today's creative industry buzzword frequently appears on various media, because of its excellent performance in economic growth and expansion of employment and other aspects of attention of the world, countries have begun to develop creative industry and its research, from theory into practice industry,...

With the progress and development of society, people recognize the value of arts education in the deepening of early childhood music education is increasingly subject to people's attention. 3-6 years old children in a particular age, their psychological and physiological are in its infancy, very imperfect...

Develop students' intercultural communicative competence has attracted widespread understanding of the education sector and it has become one of the main objectives of foreign language teaching. Intercultural competence covers emotional, three basic levels of knowledge and behavior, as a cross-cultural...

As an organic part of the multi-level capital market, equity crowdfunding enriches the capital market level, provides possibility for multi-level financial services, promotes "public entrepreneurship and innovation", and improves financial ecological of innovation and entrepreneurship. The rapid development...

Folk dance is the working people of a nation or region homemade acted mass dance events, and is an important manifestation of the wisdom of local cultural traditions, customs and spirit of the people, it has been referred to as "ñ Dance." Important part of the intangible heritage of folk dance, are common...

As an important subject in university education, ideological and political theories course helps to improve humanism accomplishment of colleges' students and human spirit of colleges. With teaching practices, an innovative, sustainable and overall education mode come into being gradually by accumulating...

No matter it is style, composition, color and texture element, traditional painting has a unique performance charm, and the reference of traditional painting forms and style may make animation creation rise to a higher level. If animation creation can combine traditional art essence and new science and...

At present, China's problem of population aging is increasingly serious. But the services of traditional family care and social institutions have their own drawbacks. Time-saving aged service in community can fully compensate for the lack of old-age home modeland mobilize the community human resources,...

Context Since first proposed in 1923 by the famous anthropologist Malinowski has become a lot of research in the field of a very important and indispensable concept. Context The importance lies in the close relationship between it and the meaning of the works, the expression was to convey the meaning...

With the continuous development of the network information society and deepening reform of higher education, party building work in colleges and universities is facing new opportunities and challenges. Based on the author' working and teaching experience for many years, this paper analyzes practical...

This article has been retracted for copyright reasons.

With the increasing in production and application, graphene will inevitable be released into the aquatic environment and have impacts on aquatic organisms. In this work, we investigated the toxicity of graphene to algal cells (Chlorella pyrenoidosa) in the presence of dissolved organic matter. The results...

Adiponitrile (ADN) as a promising solvent is widely used in high-voltage system. However, its effect on the graphite is not so ideal, for the reason that thermal instability at low potential and lower lowest unoccupied molecular orbital (LUMO) energy (-0.02223 eV) of ADN result in the reduction decomposition...

LiAlxMn2-xO4 (x = 0.00, 0.05, 0.10, and 0.15) is synthesized successfully using a sol - gel method at 700 for 10 h in air. X-ray diffraction (XRD) results indicate the LiAlxMn2-xO4 has a good crystallinity. Scanning electron microscopy (SEM) images show tiny distinction about the morphology and size...

Olivine LiMn0.4Fe0.6PO4 (LMFP) materials were synthesized by the modified sol-gel method with the addition of sucrose as an additional carbon source. Electrochemical properties of LMFP were advanced. The materials doped possess high reversible capacity of 107.4 mAh-g-1 at 0.2 C-rate and excellent cycling...

In order to reduce the heat input in arc additive manufacturing, pulse current was adopted. Single-layer beads and multi-layer walls were deposited by direct current and pulse current. The morphology, microstructure and mechanical properties of forming components were analyzed. Experimental results exhibited...

The aim of the article is to comprehensively test and explore the running performance of a new type of radiant air conditioning combined with fresh air system by simulating the climate that summer is hot and winter is warm, which is developed by the laboratory research group. The test results show that,...

In this paper, glucose and RDX as raw material, alveolate graphene was synthesized by shock wave in the detonation chamber. The results of TEM, HRTEM, SEM and XRD showed that alveolate graphene was synthesized in the wall of the detonation chamber. The ratio of RDX and glucose was an important role for...

Aiming at air pollution in Beijing-Tianjin-Hebei region, this paper carries out modeling analysis, considering different season pollutant composition and regional distribution differences; a kind of effective approach that analyzed air pollution relationship in the region is determined. In order to simplify...

With the rapid development of wind power technology, the size and number of grid-connected wind farms increase rapidly. Equivalent modeling of wind farms is the basis of the research on grid operating characteristics after wind power is connected to the grid. Long-distance transmission of large-scale...

In the process of electrolysis of rare earth metals, there are many factors that affect the final electrolytic production. These process parameters are usually determined by the workers in the factory according to their own experience, there is no statistical analysis of the scientific data to the final...

For the consideration of wastewater zero discharge,many coal-fired power plants reuse the reverse osmosis concentrated water and chemical drainage in the desulfurization system ,but studies of influence to the CaCO3 dissociation by highly concentrated saline wastewater are rare. This paper analyzes negative...

The fifth generation(5G) mobile broadband system will be able to achieve to increase the rate of flow up to 1000 times, enhance the number of connected devices about 100 times and the peak rate of 10 GBPS,guarantee the user experience rate about 10-100 Mbps,smaller time delay and higher reliability,and...