Advances in Engineering Research

Method of Spare Parts Planning for Missile Equipment Based on Effectiveness Evaluation mainly studies a reasonable planning method for the spare parts of missile equipment. This method uses the initial spare parts utilization rate / spare fill rate for the missile equipment as the starting point. It...

Landfill leachate has the characteristics of high concentrations of toxic and hazardous substances and complex and varied characteristics. After the Mechanical Vapor Recompression (MVR) + Vapor Processing (VP), the distilled water at the end of the treatment still contains a large amount of dissolved...

An evolutionary approach suggested in Alchian (1950) will be used to provide a new framework for understanding the emergence of the ecosystem of I-o-T in the construction industry. The framework entails a measure of buyers and sellers complementarity and the focus of how information in the industry are...

Proponents of building information modeling (BIM) enthusiastically tout as one of its advantages its ability to work in conjunction with other software programs to predict the performance of buildings. Theoretically this would help in the scheduling process of buildings. This paper summarized the method...

In the case of people who live nearby, access to water from the Karang Mumus River is necessary for daily activities. It is speculated that there is contaminated material in this river due to its muddy appearance and the unpleasant odor that can be felt in some places of the river may be a potential...

This project innovates by intertwining urban identification with its context, seamlessly merging the urban identification system with natural, spatial, and historical dimensions. A distinctive urban logo system is constructed, reflecting urban characteristics. A landmark database and an attitude inference...

In this paper, a high energy-saving self-insulation wall system of autoclaved aerated concrete (AAC) is established by analysis its construction and the performances of the wall system are also discussed. The results show that the wall system based on combining different density AAC slabs can achieve...

The credit system makes teaching students in accordance with their aptitude possible, that provide the basis for the development of students' personality. At the same time, it has brought great challenges for the management of the students. In order to better manage the students, and to provide some...

Concrete crack is a popular damage of practical concrete bridges, so it is deserve to investigate the changing condition of concrete cracks of practical bridges. Based on this point, in this study, structural health monitor-ing (SHM) technique was utilized for monitoring the variation of crack width...

An algorithm especially for analyzing complex slabs of buildings in finite element method is proposed in this paper, which can improve the stress precision and obtain accurate and reliable analysis results. First, a general thin-thick plate element with the quadrilateral area coordinate is employed,...

This paper focuses on the issues of the fibre-reinforced composite material microstructure and presents a new numerical method to generate random fibre distributions and predict the macroscopic mechanical properties of composite materials based on the represent volume element (RVE). The method, named...

An adaptive gray value of image segmentation method aimed at uneven gray-level image segmentation was proposed. The innovative method combined target image with the gray value of background information according to level set theory with the adaptive linear fitting of global and local information. And...

According to Chinese National Standards (GB/T14295-2008,GB/T6165-2008), European standard(EN779:2012) and American standards(ASHRAE52.1-1992, ASHRAE52.2-2007),a testing device of filter materials’ performance was set up. Using the filtration efficiency and resistance of acupuncture, meltblown and electret...

The paper studied formaldehyde emission (FE) of E0 class blockboards by desiccator and gas analysis method. Results showed that for the same formaldehyde emission value got from desiccator method, the gas analysis (GA) values were quite different. It was suggested to use gas analysis method to evaluate...

In this paper, we propose a privacy preserving protocol based on multi - receiver conditional anonymous ring signcryption. The sender can not only send the same message to the selected multi-receiver and only selected users can correct to decrypt the message, but also receiver reality validate the identity...

In this paper, the walking mechanism model of intelligent spray robot with it is stable and accurate approaches to ward the design structure are introduced. According the requirements of intelligent spraying robot, it uses the following method. First of all, designing the 3D model in PROE, for improving...

As a practical measure of non-Gaussianity, kurtosis generally represents the preferred technique for signal extraction. Here a learning rule is presented associated with kurtosis. It can recover one source signal owning the maximum absolute value of kurtosis among all original sources. Computer simulations...

Abstract: with the rise of biotechnology, the similarity between fruits is growing, which has some impact on our lives. Hence, it needs to design a system to classify the types of fruits. If the fruit is placed over a certain period of time, it will be infected. Meanwhile, it is also important to classify...

Traditional error separation methods could not tackle systematic error with complicated transformation law in measuring system very well, so that we present an improved Empirical Mode Decomposition (EMD). The end effect existed in the course of EMD decomposition, endpoints continuation based on the degree...

The rapid development of computer network technology and the popularization of its application in various fields lead to the more and more complex networks. For this reason, an optimization approach and application is proposed to the reliability of computer networks using improved genetic algorithm....

A contract for construction project is of great significance to the whole project, it relates to the engineering quality, project duration ,project cost and all other content, so do the construction contract management can not only avoid unnecessary disputes in the process of engineering construction,...

With the rapid development of China's large-scale mariculture, the emissions of mariculture wastewater are increasing, which had already exceeded land-based sewage, and becoming a serious marine environmental problem, therefore, the treatment and control of large-scale mariculture wastewater have been...

In recent years, the development of avionics system is rapid, and many advanced technologies have been adopted, that improve the performance of avionics system and increase the complexity of system structure.Therefore, it is urgent to optimize the avionics system by studying the avionics network topology...

The purpose of this paper is to propose an efficient numerical method for solving singular ordinary differential equations of Lane-Emden type. The singularity at initial point of the problem leads to failure of many methods such as Euler method, Runge-Kutta method, etc. The proposed method is based on...

In Macro Mechanics view, Machining involves extremely localized and nonlinear physical phenomena that occur over a wide range of temperatures, pressures, and strains. The complexity of the system has hindered progress in predictive modeling of machining processes. Many different types of models ranging...

The availability was low and the maintenance cost was expensive. In order to solve the problem, a new dynamical maintenance strategy applied to the component of wind turbine was presented, which was called condition based opportunistic maintenance strategy. In the strategy, Weibull proportional hazards...

The paper overviews directions for electrotechnology treatment of grain seeds before sowing. The hypothesis of the germination enhancement of seeds if treated with corona discharge is presented here. Besides, the description of electrotechnology installation and facilities for it, including manufacturing...

First, the experiment deals with the brown rice by the limewater and anaerobic means to concentrate GABA in the brown rice. Then, we make use of lactobacillus fermentation to produce GABA. We obtain the following results of power sequence of the influence factors of the GABA output from optimization...

Sandwich circular panel with foam core indented by flat-end cylindrical indenter was constructed. Collapse mechanisms and influencing factors of sandwich circular panel was determined, and the mass of sandwich circular panel was lightened through theoretical analysis. The theoretical predictions were...

The precision of Inertial navigation system (INS) is closely correlated with the accuracy of gravity compensation. Aiming at the INS of the TT&C ship, the gravity deflection of the vertical (DOV) of the task regions and the accuracy of inertial navigation influenced by the DOV were investigated. Finally,...

Research purposes: this paper concluded that cultivated land ecological security situation of Zhuhai, and forecast its future trend, to provide a scientific reference for Zhuhai cultivated land ecological security. Methods: through the Driver - Pressures - State - Impact - Responses(DPSIR model) combined...

The husk of durian can be used as a source of cellulose, hemicellulose, lignin, and pectin to generate liquid smoke, and there are several types of researches that have done this. Liquid smokes can be used as natural food preservation because of the presence of antibacterial substance, there are two...

In the field of civil engineering, with the rapid development of global climate change and industrialization, the durability of building materials has presented unprecedented challenges. For this challenge, this paper innovatively studies the durability of ultra-high performance concrete (UHPC) in extreme...

ECG signal, a kind of internal characteristics of the human body, which reflects the electrical activity of the heart, has multiple excellent features such as difficult to duplicate, hard to forge, unique, stable and so on. In this paper, the identification of ECG signal is studied based on the theory...

Based on the tensile and compression experiments of the materials of brake disk and friction plate of disk brake, the elastic modulus and Poisson's ratio of brake disk and friction plate were measured respectively. In order to analyze the temperature and stress fields of brake disk and friction plate,...

In this paper, a new splitting iterative method is discussed for solving fuzzy linear systems of equations, where the coefficient matrix is crisp and the right-hand side is fuzzy vector. The convergence theorem is provided with numerical examples to illustrate the method.

Jilin Province has inherent advantages in straw resources. Analysis of development potential a can help to realize the current situation of resource exploitation. The paper analyzes the development potential of the crop straw in Jilin Province. And then, it studies the direct economic effect and environmental...

Here, the nanodiamonds modified by different amounts of silane coupling agent were dispersed into the polymethyl methacrylate (PMMA) prepolymer. The PMMA/nanodiamond composite material was then synthesized by a room-temperature curing reaction. The dispersity of the nanodiamond in the composite materials...

In this paper, we conduct research on the data mining and pattern recognition algorithms and the applications on information security engineering. The complete solution for network security firewall defense should have not only, should also be real-time monitoring to the network as can find intrusion...

Collaborative efforts are inevitably demanded when solving a complex problem, which is often plagued with incomplete, ill-structured, and poor quality information. Therefore, a global knowledge modeling framework is required for cross-domain knowledge coordination. However, current knowledge modeling...

In this paper, CoCrAlY coating was prepared on the substrate, Ni-based super alloy (GH4169), using Air Plasma Spray (APS). After deposition, the coating was irradiated by High Current Pulse Electron Beam (HCPEB) with different number of pulse beam. Then the micro-structure of coating surface, like the...

For the development of modern information technology, take the advanced concepts and new technologies, new methods of foreign maintenance aspects as lessons, adopt a network-centric technology to build SOA-based network maintenance intelligent decision technology. This paper introduces network maintenance...

200 nm-thick Ni80Fe20 films were deposited on anodic aluminium oxide (AAO) and SiO2/Si(100) substrates at 300 K by a magnetron sputtering system with the oblique target. The film grown on the AAO substrate has a network structure while that deposited on the SiO2/Si(100) substrate is continuous. The network...

Utilization of PM10 concentrations and meteorological data of Ningdong Base, the PM10 concentration is predicted based on LS-SVR, BP-ANN and traditional MLR models. The results show that the LS-SVR model can better describe the nonlinear dependence between PM10 concentration and meteorological factors,...

Fruit fly optimization algorithm is a new swarm intelligent algorithm proposed in recent years and has been concerned for its few parameters and high computational efficiency. However, the application of the algorithm is limited for unstable optimization capability. To solve that question, an improved...

In this paper, the influence of crack of the big physical volume concrete, types of cracks, cracks reasons were comprehensive analysis, expounds the key elements of large volume concrete configuration, construction and maintenance and other aspects of the, proposed to reduce and control of crack of the...

To facilitate bridge managers to monitor real time bridge safety level and then conduct in-time handling and reporting, this study utilized real time bridge deflection data from MCU and informational circumstance of a combination of mobile terminals and computers to establish a database of basic bridge...

In the increasingly fierce modern electronic warfare, it is crucial to hide the relevant parameters of the radar signal itself. In this paper, the background and significance of radar signal design are described. The development and current status of radar signal design are studied. The design status...

This study aims to describe the profile of argumentation research in science education and reveal the contributions of researchers from Indonesia based on the Scopus database education. It is used bibliometric analysis. Based on the visualization analysis of the research profile, “science education argumentation”...

Teachers in the twenty-first century need to be ready to use technology to raise the bar for instruction and increase the quality of their own talents. Academic digitalization through the use of a Learning Management System (LMS) is one essential endeavor to improve the efficacy and efficiency of the...

This paper investigates the critical applications of Artificial Intelligence (AI) in the back-end design of digital integrated circuits, with a specific focus on logic synthesis, placement and routing, and clock tree synthesis (CTS). As the integration density of digital circuits increases and process...

Concrete filled steel tube (CFST) and steel castellated beam are ideal components in the structure. However the research about the connection of them is less at present. In order to analyze the working mechanism of outer annular-stiffener type steel castellated beam-concrete filled steel tube (OATSCB-CFST)...

In order to study the influence of different knife rollers rotation modes for the wind field inside the diversion cover of the sugarcane leaf cutting and returning to field machine equipped with flexible cutters, the ALE method of finite element software LS-DYNA was applied to operate the simulation...

Air hammers, also called Down-The-Hole hammers, are previously applied in mining industry, civil engineering, hydrology well drilling and have long been considered an effective approach to improve the rate of penetration (ROP) especially in hard formations. The development of air hammers suitable for...

Nansha is located in Guangzhou and is planned as the China(Guangdong) Pilot Free Trade Zone after Dec.2014, the electricity demand is believed to increase and exceed the capacity of the existing three thermal power plants in the near future. With the purpose of achieving a better energy structure and...

With the development of Internet, more and more importance is being laid to the threats in cyberspace, which may have a profound effect on sustainable development of cyberspace. This paper aims at establishing a new concept of sustainability in cyberspace. Firstly, traditional sustainability was reviewed....

Decanter cake (DC) is one of the oil palm mill solid wastes that contains macro and micronutrient elements especially high Nitrogen levels. Using it as organic fertilizer could substitute half of the chemical fertilizer dose. The alternative decrease in chemical fertilizers requires nutrients from organic...

Yogyakarta City has a high population density and is classified as a large city. During its development, the increase in population led to the development of a city that expanded beyond administrative boundaries. In addition, differences and concentrations of economic activities in Yogyakarta City indicate...

With the development of Chinese economy and society and the acceleration of the urbanization process, the demand of centralized heating is increasing day by day. On the other hand the traditional coal-fired heating method is not only inefficient, but also exacerbates the environmental pollution. Therefore,...

Coaxial self-vibration and variable-frequency centrifuge of tube and mould for new type well pipe is composed of variable-frequency control system, hydraulic system, pressure device, self-vibration wheel, tube and mould, hydraulic supporting and protection device, transmission device and motor etc. Transmission...

Solar thermal power generation has a bright future globally. This paper describes the main forms and characteristics of solar thermal power generation, introduces the application of solar energy at home and abroad, analyzes its development trends, and puts forward suggestions for improvement and the...

This paper mainly analyzes scheduling business of the logistics distribution center, and according to the scheduling business workflow abstracts several kinds of agents, and clears their responsibilities. Based on the distributed multi-agent architecture, the logical architecture of the three-layer logistics...

The secondary internal force caused by temperature in statically indeterminate bridges are usually huge, sometime is the control factor in bridge design. Since the temperature investigation of bridge construction site is difficult to predict, there deviation between design joining temperature and actual...

With the increasing development of requirements and frequent changes in business needs, the total costs of visual analysis systems for commercial applications increase continuously in recent years. To develop a visual analysis systems, the developers are required to have academic background knowledge...

One-step dip-coating process was employed to fabricate transparent superhydrophobic coating on the glass surface by using the mixture of silica nanopartilces and hexadecyltrimethoxysilane in anhydrous ethanol using triethylamine as hydrolysis catalyst. The water contact angle and optical transmittance...

With the development of economy and expansion of cities in China, land resource for construction is becoming scarce. Some important infrastructures, such as airports are located in mountainous areas where the engineering geological conditions are complicated. Due to the limitations of natural conditions...

The research on optimization methods to complex systems is an important issue in both theoretical and practical significance. For this reason, an improved complex system optimization method is proposed which hybridized the structure-based neural networks with the orthogonal genetic algorithm. Experimental...

In the modern electric power system,power systems expand day by day in China.More and more large capacity generators with fast control excitation systems are put into operation.Along with the introduction of the competition mechanism by power marketing,the possibility of operating at the edge of stability...

In this paper, we mainly study on modeling formulation for railway network blocking problem. We propose model formulation for RBP. The objective function of RBP model is to minimize the costs of flow traveling and delay for the train in marshalling station, by deciding which block is built and specifying...

The article considers the issue revealing the impact of slow-acting nitrogen fertilizers on the formation of leaf area and winter wheat productivity. A number of research was conducted in 2014-2017 in the forest-steppe zone of the Tyumen region, on leached chernozem, a predecessor is pure steam. In the...

The possibility of using an auxiliary ellipsoid to reduce the results of geodetic measurements with the aim of transferring coordinates to the surface of the reference ellipsoid is considered. An analysis of the accuracy showed that such a technique would reduce the effect of steep line dodging

Loading releasable biocide is a conventional method to mitigate membrane biofouling, but its application is always limited by short lifetime as a result of biocide releasing. In this study, an anti-biofouling membrane was fabricated by introducing copper nanoparticle/carbon nanotubes on ceramic substrate....

With the increasing global demand for environmental protection and sustainable development, the concept of green building has received widespread attention in the construction industry. As an important form of green building, assembled building is regarded as a key path for the transformation of the...

In the present work, hot compression tests of AZ80+Ce alloy as-casted were carried out on a Gleeble-3500 thermo-mechanical simulator in temperatures range of 325 – 400 at intervals 25 , at strain rates of 0.01, 0.1, 1 and 10 s-1, respectively. The tests data at true strains of 0.1, 0.2, 0.3 and 0.4 were...

The wharf is an important part of the national security system and economic development. The caisson gravity wharf is one of the main structural forms of the wharf in China. The security threat analysis of the system is of great significance to the safe and efficient operation of the wharf. Based on...

After a comprehensive analysis of the characteristics of slope anchor structure, a mature reliability theory model in durable life prediction field is applied to predict the life of this structure, and support vector machine method is used to solve the probability density estimation for predicting factors...

Basing on the heat transfer theory, the process of Q235 I-beam steel which is chosen to be studied could be done after rolling cooling control analysis. Given the practical manufacturing conditions, the finite element theory and its temperature field can be built to control the cooling process of I-beam...

The dynamics of a heavy nonhomogeneous ellipsoid of rotation on a horizontal fixed plane with friction is analysed. It is assumed that the mass centre of the spheroid coincides with its geometric center and that the geometric axis of symmetry is the axis of dynamic symmetry. The frictional force is proportional...

This paper analyzes heavy metal content in the soil of abandoned tailings and dominant plants, and absorption and bioconcentration capability as well as cumulative characteristics of the four kinds of dominant plants such as Phragmites australis, Typha angustifolia, Miscanthus sinensis, Equisetum fluviatile...

The collapse of China Aviation Oil (Singapore), which has aroused huge attention and consideration on the effective implement of internal control in energy enterprises, warn us that the internal system, lacking the balance of power, will inevitably be an empty talk. This study, based on a series of reality...

With the application of Geographic Information Systems (GIS) and Exploratory Spatial Data Analysis (ESDA) techniques, twelve criteria indicating the county economic strength of Inner Mongolia are selected to evaluate an analysis and discussed its causes on the spatial disparity. In order to make the...

With the development of modern industry and communications industry, a variety of metal wires are used more and more. At the same time, the number of cables required waste recycling is also increasing and the environment pollution has become more serious. Currently, cable for waste recycling technology...

First, we conduct the research on the mechanical mechanism of smoke control system to form a continuous water curtain and analysis the mechanical model of continuous water curtain and micro-unit; then simulate the continuous water curtain's shape of smoke prevention system by using Fluent software and...

Based on the temperature data of a post-tensioned continuous concrete box-girder bridge monitoring during concrete hydration, numerical analysis of the temperature in the different positions of the concrete box girder section was systemically carried out to extract the max temperature difference. A numerical...

Waterproof construction is a comprehensive, practical, strong engineering, it relates to a waterproof material, waterproof engineering design, construction technology, building materials management and other parties, use function of building engineering plays a vital role. No seepage leakage, to ensure...

This paper takes soybean milk machine as an example. Nowadays, soybean milk machines on the market all adapt rotational flow to cut the beans and electric heating tube to heat. Whether they have filter nets or not or the beans are dry or wet is not the main factor to classify soybean milk machines. Instead,...

In order to make clear the priority of land consolidation, improve the use efficiency of land consolidation funds, and promote the better land consolidation work. Based on the investigation and summary of the current problems in land consolidation, according to the characteristics of land use in Yunnan...

In the era of big data, educational decision-making, educational policy, educational concept, educational scientific research paradigm and cultivation of school core competence are all impacted, and the importance of educational big data is becoming more and more important. The big data is applied in...

In order to effectively overcome the original evaluation method of subjectivity, the complexity of equipment maintenance, the uncertainty problem, based on the analysis of existing evaluation method, construct the evaluation index system of equipment maintenance support capability, illustrates the basic...

To investigate the detection of extended-spectrum -lactamases (ESBLs) -based Escherichia coli and their associated risk factors in urinary tract infection in patients with urinary tract infection. Methods The clinical data of 169 patients with escherichia coli infection and ESBLs were analyzed retrospectively....

To improve the innovative design system of Chinese furniture constantly, the article introduced advanced foreign theory of the solution of inventive problems (TRIZ), and discussed the feasibility and the main way to apply the theory to the innovative design of furniture, which provide a theoretical basis...

In this paper, a new frequency control strategy is proposed for islanded microgrid. Due to characteristics of islanded microgrid, the load variation and the new energy disturbance can be predicted by the ultra-short-term prediction. By using feedforward control method, the load disturbance can be roughly...

The parasitic bipolar conduction in CMOS source-well-drain structure triggered under heavy ion irradiation will cause wider pulse width. The source, commonly though the emitter, will inject charge to the well, so that the drain has to collect additional charge and create a wider pulse. However, in our...

The emphasis on this paper is mainly on the empirical study of market share and marketing strategy based on Markov chain model. Firstly, we review basic theory of Markov chain model. Secondly, two examples are cited to analyze the market share and marketing strategy, and MATLAB 7.0 is used to calculate...

Methods to analysis the DOF(degree of freedom) and singularity of pure serial and pure parallel manipulator, which cannot be used to the hybrid manipulator directly, three type of practical topological units and one type of virtual topological unit adopted, Synthesis method of topological dimensionality...

To avoid waste of water resources by existing irrigation devices, a seedbed water-saving irrigation device is designed, to substantively save irrigation water, realize automatic irrigation and save labor cost. Visual Basic and SolidWorks redevelopment technologies are used to develop a design system...

Image processing is an essential principle that is increasingly being applied in innumerable applications to optimize abundant design complexities to modified version by implementing the hardware platform to practice the algorithms. This is especially for the practice of a real-time system that performing...

Pipes have an important role in industries that support fluid or gas distribution. Therefore, it is necessary to periodically monitor the condition of the pipe, especially if what is flowed can be flammable or dangerous if it comes out of the pipe. Leaks in the pipe need to be avoided. In the era of...

Cloud computing is a promising platform for various applications and use cases, providing organizations with cost-effective, scalable, and flexible computing resources to support their needs. Therefore, businesses, research institutions, and educational organizations drive the adoption of cloud computing....

With the deepening reform and expanding college enrollment in China's higher education system, the traditional experimental teaching has been unable to meet the needs of today's higher education development. Based on the original network engineering laboratory, based on the introduction of virtual simulation...