This paper develops a time-varying model for battery tabs based on the parametric excitation of Euler-Bernoulli beams. The instability caused by combination resonance under a high-frequency longitudinal load is considered. A Galerkin procedure is used to discretize the time-dependent problem into the Mathieu equation. The critical axial load is obtained from the transition curve of combination resonance

Hypersonic vehicles often use the aerodynamic configuration and light materials such as lifting body and waverider, which leads to the unmatched uncertain control problems caused by strong coupling characteristics and interference during reentry. To solve these problems, firstly, this paper analyzes the key factors and uncertainties that affect the attitude motion of hypersonic vehicle. Secondly, it

Based on social cognitive theory, this research examines the collective effects of individual behaviours (learning motivations and learning strategies) and environmental factors (mentorship effectiveness, course experience, and research training environment) on DBA candidates’ research self-efficacy. Based on data from 156 questionnaires collected from Jinan University and Shanghai Jiaotong University

By means of on-the-spot investigation and literature review, this paper combs the expression forms, historical and cultural origins of the two kinds of Tower Buildings: the Chinese style tower which represents the Han culture, the Dong Drum-Tower which represents the regional national culture, and analyse the evolution process of tower functions based on the principle of semiotics. As a kind of landscape

This work aims at solving complex problems of the optimal scheduling model of active distribution network, teaching strategies are proposed to improve the global search ability of particle swarm optimization. Moreover, based on the improved Euclidean distance cyclic crowding sorting strategy, the convergence ability of Li Zhiquan algorithm is improved. With the cost and voltage indexes of the energy

A hybrid teaching model which combines traditional classroom with online learning emerges as the times require. Hybrid teaching uses information technology to reorganize the various elements of teaching so that traditional teaching and new technology application can complement each other, and gradually get the attention and attention of teachers and students. This paper compares the mixed teaching

The attribute data, in general, is as important as variable data for data analysis and quality control which can offer more information and modify the error. And to change the type of multiple observations is applied to enhance the effect of control chart. In this thesis, the approach of normalized transformation would be employed to transfer the attribute data become variable data and extend the data

Using Markov chain Monte Carlo (MCMC) random sampling, a Gaussian mixture model (GMM) of the overpressure of a blast shock wave based on parameter optimization of an expectation-maximization (EM) algorithm is proposed to improve the accuracy of sampling. The probability of an explosion caused by gas accumulation under different conditions is obtained from statistics of gas explosion accidents. The

The rapid development of new media technology has a significant impact on the traditional graphic design art. It not only promotes the rapid development of graphic design field, but also accelerates the transformation and upgrading of the whole visual communication design education concept. The traditional teaching concept of graphic design cannot meet the needs of students, but the education of graphic

The multi-channel surround system used for multimedia teaching can bring more powerful auditory effects to the audience, and can fully mobilize students’ interest and enthusiasm in learning. Such as music arrangement, Yunnan musical instruments, the sound characteristics of national music and national musical instruments, and the sound processing knowledge of music processing. You can quickly master

Named data networking (NDN) is a typical representation and implementation of information-centric networking and serves as a basis for the next-generation Internet. However, any network architectures will face information security threats. An attack named interest flooding attack (IFA), which is evolved, has becomes a great threat for NDN in recent years. Attackers through insert numerous forged interest

YOLOv3 is a deep learning-based real-time object detector and is mainly used in applications such as video surveillance and autonomous vehicles. In this paper, we proposed an improved YOLOv3 (You Only Look Once version 3) applied Duplex FPN, which enhanced large object detection by utilizing low-level feature information. The conventional YOLOv3 improved the small object detection performance by applying

With the development of mobile technology, the intellectualization and intellectualization of mobile learning technology have greatly expanded the dimension of time and space of learning, and become a useful supplement to the traditional teaching mode. Taking College English vocabulary teaching as an example, this paper studies college English vocabulary teaching under the support of mobile technology

As the largest commercial bank in China, ICBC is a typical representative of the electronic business of SMEs. However, the electronic business for SMEs has credit risks and needs to continuously strengthen the credit risk management for SMEs. By analyzing the organization structure, system and process of credit risk management for SME in ICBC, this paper attempts to conclude that there are flaws on

Chinese EFL learners’ reading ability is one of the important cores for the cultivation of their English competencies. Taking the extensive reading course as an example, this paper integrated the OBE concept into the course teaching design. An empirical study was designed to explore whether the teaching model OBE can effectively improve students’ reading proficiency and students’ perspectives towards

With the rapid development of modern computer technology, computer information management system has basically replaced the information statistics based on handwritten records. Due to the rapid development of computer technology, big changes have happened in people's way of life. Accordingly, along with the network technology and the computer technology development, the teaching method also develops

STRING is an important concept in geometry and physics, and is closely related to the distribution of energy system. This paper finds a geometric phenomenon that some properties of two-dimension STRING also exists in multiple-dimension STRING and proposes a STRING theorem from a dimension to high dimension. On this basis, an algorithm is designed to demonstrate the theorem and verify it. The concept

With the rapid development of the financial industry, the total social demand has changed greatly, so it is imperative to cultivate talents in the financial industry. The arrival of information society promotes the development of social economy, and the traditional teaching methods have been difficult to meet the current situation. Under the promotion of national education policy, the construction

Advanced technology has ushered in the urge to enhance the travel experience. Besides the consistent desire to travel faster and more comfortably, the need to ensure transportation sustainability has remained constant. Smart cities employ top-grade technological applications to facilitate operations. Intelligent transportation systems involve the use of advanced transportation technologies. Through

The teaching reform of “Triple independent” in college physical education has been implemented in Colleges and universities all over the country since 2003. The serious problems of “students' physical health level is still the obvious short board of students' quality,”1“poor eyesight and physical health level are still the short board of students' quality” have not been overcome and solved.2 It is

Under the constraint of enterprise heterogeneity, environmental regulation will affect the re-allocation of resources among products. Appropriate product switching can make China’s export trade powerful, promote the high-quality development of export trade, and realize the win-win situation between environmental protection and export trade. Based on the related theories of environmental economics and

Identifying geographical spatial conflicts and optimizing development patterns are important prerequisites for eliminating the conflicts of geographical spatial conflict. The paper takes the Wuhan Metropolitan Area as an example. Using grid-scale data, we construct a multi-functional suitability evaluation index system for geographical space, starting from three dimensions: ecological protection, agricultural

Environmental information disclosure is gradually gaining popularity, especially under the severe environmental pollution. Analyzing the relations among environmental information disclosure (EID), corporate governance and economic performance by employing a cross-disciplinary and a cross-sectional approach is a new start for improving environmental disclosure. The Ordinary Least Square results suggest

This study investigates the integration concerns of next-generation renewable energy systems, in which the grid is turning more disseminate and accessible. In this case, the Permanent Magnet Synchronous Generator (PMSG) based wind energy conversion systems are expected to be more beneficial. Provision of power quality improvement such as Harmonic Reduction is the basic key to obtain higher utilization

The purposes of this study are to explore the core competency content of Electrical Engineering & Computer Science (EECS) students. This study uses document analysis and focus group methods to confirm the core competency content. It was found that the core competencies of EECS students clearly defined the direction of the students’ development especially mathematics ability, scientific and engineering

Electric power systems allocate a certain amount of production capacity to provide uninterrupted power, which should be optimal and reliable. Thus, the power system can continue to operate regularly and sustainably without the need for a sudden interruption of some production units or an unforeseen load increase. For this, the optimum amount of reserves should be kept ready, which is one of the serious

The methodology that increases the student interest and provides modern knowledge to the study of the p-n junction theory has been proposed. It is based on two methods: increasing the interest of students using a new approach in derivation of equations of the law of the junction that allows obtaining more comprehensive knowledge about the operation of the p-n junctions and engaging students using the

The pace of technological change is accelerating, the duration of the trends is becoming shorter and the number of technological alternatives to solve IT problems grows quickly. Keeping IT higher education course curricula up-to-date becomes more and more challenging. This paper presents an empirical study that aims to assess whether an open-statement and open-solution methodology in an IT-related

Implementation of a complex circuit with hardware components in a conventional way seems to be quite difficult for the students. Resultant wave-shapes may not be accurate and determined values of different parameters may not be exact. Due to inaccurate outcomes and time-consuming process in a conventional way, researchers despond to continue their approach. In this paper, a trainer kit has been developed

In day to day the usage of the petroleum products are increasing. The utility can be foreseen in the fields of transportation, energy generation, domestic etc. These traders are en cashing the usage to their profits. This is causing health hazards so also the environmental pollution. This has long impact on the ecosystem. The blending of fuels with other similar fuels can detect with the conventional

Wireless Body Area Networks (WBAN) is an emerging technology, a subset of Wireless Sensor Network. WBAN is a collection of pieces of tiny wireless body sensors with small computational capability and communicates short distance using ZigBee or Bluetooth. The main application of WBAN is in healthcare industry like remote patient monitoring. The small pieces of sensor monitor health factors like body

There is an increasing need for innovative educational methods that can motivate and engage students in subjects that are often perceived as difficult or boring. One such approach is the UPCT-Bloopbusters educational project, developed by a group of professors at the Universidad Politécnica de Cartagena (UPCT), Spain, wherein concepts from the fields of physics and technology are presented and exemplified

This paper proposes a co-ordinated reactive power control strategy analysis in Line Side Converter (LSC) of Doubly Fed induction generator (DFIG) and in the Automatic voltage regulator (AVR) of synchronous generator (SG) in isolated Dish Stirling solar Thermal(DSTS) – Biomass hybrid power system. This co-ordinated control strategy greatly maintains the autonomous hybrid power system voltage deviation

This paper integrates LEGO Mindstorms EV3 robots into undergraduate control systems course to improve students’ learning experiences using Matlab as a development tool. This platform facilitates the students throughout teaching the course in learning the essential concepts of control systems such as modeling, stability analysis, and skill of designing controllers for the dynamic systems. The participants

In recent years, massive open online courses (MOOCs) have become quite popular. Such courses are either completely free or cost nominally. Generally, the MOOCs face the challenge of not being recognized as ‘regular’ courses (i.e., the ones taken at the traditional learning institutions). One of the main reasons for this lack of acceptability is the assessment in an unsupervised environment, which is

Detection of plant leaf disease has been considered an interesting research field which is helpful to improve the crop and fruit yield. Computer vision and machine learning based approaches have gained huge attraction in digital image processing field. Several visual computing based techniques have been presented in the past for early prediction of plant leaf diseases. However, detection accuracy is

Power system analysis (PSA) is the first comprehensive curriculum for the major of electrical engineering at the undergraduate stage. It helps students obtain an overview of the power system, and systematically learn about fundamental theories. However, the traditional teaching of PSA course excessively focuses on the class lecture, and is combined with hardware-based experiments that are restricted

‘Electromagnetic Fields and Waves’ is an important professional basic course for students in the major of electrical and electronic engineering. Students regard it as the most difficult course because of numerous concepts and equations. Philosophy could assist the students’ understanding of the electromagnetic theories. The Chinese Yin-Yang principle reveals the basic composition and operating principles

In this paper, we present a detailed action plan under continuous quality improvement (CQI) exercise of outcomes based education framework related to Mathematics concerns highlighted by the Electrical Engineering (EE) Department. Failing and low performed student learning outcomes (SOs) and course learning outcomes (COs) in range of core EE courses were observed to be linked with weak Mathematics basis

Programmable logic controllers (PLC) have been one of the most widely used controllers in industry. They have a graphical programming language interface resambling the relay panels which they are intended to replace so that the transition from relay panels might be swift and smooth. Although learning this programming language is easy, real life experiments are essential for students to gain greater

In a period of rapid adaptation to technology in today’s world, limiting education to traditional methods leads to a rapid decline in the perception and interest of the learner. Augmented Reality (AR), which is among the most interesting technological innovation of the last years, are manifested in many sectors. It is used more widely in the field of education thanks to its superior advantages such

Logistics resources will be concentrated in the same space by logistics park, to provide intensive logistics services and enhance the efficiency of logistics, thereby, a large number of logistics parks emerged in China for a period of time, and the park vacancy rate caused by high attention. Logistics Park construction should be matched with the demand. Calculation of logistics park carrying capacity

Strategic planning is a tool widely used in business, industries and non-profit organizations and has been recently adopted in academia. However, because their own characteristics, the strategic plans in colleges and universities are mostly developed at an institutional level. As these provide an overview of the organization, they cannot be very detailed and may contain a certain amount of ambiguities

The arrival of the era of big data has brought about a new revolution in the education of ecological civilization. Citizen Education of Citizen's Green Development View based on big data is no longer a simple process of knowledge transfer, but a process of continuous knowledge generation and sharing. Big data has brought about the transformation of citizens' Education of Citizen's Green Development

As a skeleton in the garden landscape, the hard pavement ground is becoming more and more important. From the overall layout of garden architecture, this paper analyzes the classification and the role of hard pavement ground, puts forward the design concept, summarizes the key points of design, which provides a train of better thought for the hard pavement ground.

In the recent past, Due to continuous development in the field of multimedia technology on moral education teaching in colleges and universities, Students interest and enrollment in smart classrooms with multimedia technology are enhancing worldwide due to diverse demands on high end technologies on moral studies for interactive teaching learning process. At present scenario due to inefficient usage

Using the Chenery-Syrquin model, this paper investigates the effect of resources reallocation on the TFP of China’s service industry from 2003 to 2016.The main findings are as follows: there are significant structural changes in the production factor configuration of various industries within the service industry. The growth of service industry is still driven mainly by factor input. The resource reconfiguration

The quality of construction projects is related to the safety of people's lives and property, and also has a greater impact on the stability of the entire society; factory structure is one of the most common productive buildings, and some factory buildings have been partially lost its using function due to a long service history; in order to ensure the safety, applicability and durability of these

A strategy of intercepting the near-space hypersonic aircraft is proposed, which is based on infrared window guidance, change the guidance law from side window constraint to the fixed lead angle, the sliding mode variable structure guidance law with prefix angle constraint is designed. First, setting up the dynamic model for the end of interceptor with direct force/aerodynamic control, deriving the

The tourism e-commerce platform is a new business model of tourism. By summarizing the domestic studies and the survey of the market of tourism e-commerce platform in Ma’anshan, this paper analyzes the problems involved in Ma’anshan’s tourism e-commerce platform. And with the help of SWOT analysis, the development of tourism e-commerce platform shall adopt a reversible strategic positioning and some

The demand for identifying a reliable person is increased because of security issues in our daily life. At present, to identify a person biometric technique such as face recognition is introduced. Since,a person with abnormal behaviour recognition system has reached certain level, their accomplishments in real time applications are restricted by challenges, such as illumination variations. The present

This paper proposed the novel system which can track the car in the local area based on the RFID and Zigbee technology. This system uses the circuit board developed by ourselves. It combined with the PLC, the wireless communication and the database technology. It has designed to display the dynamical positioning of cars in the map of the area through the website. The tags from RFID system carry the

The traditional education and teaching methods have limitations in professional talent training. With the rapid development of science and technology, the new media environment based on digital technology and featuring strong interactive communication and influence provides new ideas and paths for the cultivation of artistic design talents in colleges and universities. This study puts forward the innovation

In this paper, the “stimulus-organism-response (S-O-R)” analysis framework of environmental psychology is applied to the research of online consumer behavior, and the mechanism of the effect of information quality factors on impulsive buying behavior is discussed. From the perspective of consumer emotion, the paper analyzes the path and mechanism of impulse buying behavior under the stimulation of

The Central Asia orogenic belt contains a wide range of structural elements, including micro continent, back arc system, ocean island/plateau, ophiolite and subduction accretion complex. But its final closing time has been controversial. Based on the magmatic age of the surrounding orogenic belt, the source of this set of clastic sediments is determined, which provides new important evidence for the

As a branch of watercolor painting, watercolor light color has been widely used in different fields. In the field of design, designers use the convenience, quickness, transparency and brilliance of watercolor to draw a design drawing. In the field of art creation, watercolor is usually the best choice for painters to go out to sketch and create large-scale drawings. In the field of art education, watercolor

In order to reduce the harm of High-tech enterprise information leakage, solve the risk management problem of information leakage, and provide reference for High-tech enterprises to deal with information leakage. This paper systematically discusses the counter intelligence flow and counter intelligence work process from the perspective of information leakage risk life cycle by using literature research

A rapid iterative learning control algorithm with variable forgetting factor is applied for a class of nonlinear system with initial error and time-delay. This algorithm eliminats the limitation that the initial state should be reset to the expected one or fixed value at the start of iteration in the learning process of conventional algorithms. The error and the differences between two adjacent error

Based on the Neutrosophy theory, this paper makes an in-depth analysis of the application status and challenges of sports data news visualization reports, so as to provide a valuable reference for the visualization development of sports data news. This paper selects two kinds of large-scale sports events of different types and scales as research objects, uses Excel data statistics method, Newtonian

The work space is the sancto sanctorum of the world’s economy. It has become increasingly clear that a functional, efficient work space is conducive to optimum output. Therefore the engineering concepts of comfort and ease of working for long durations have become the mainstay of industries the world over. These concepts are complemented by the inputs of safety, hygiene and worker friendliness especially