Advances in Engineering Research

Nowadays the society is full of all kinds of information. With the rapid development of science and technology, more and more people come to realize the value of information. Much information hide in the sea of data, there are so much data around us. So data mining technology is applied widely. This...

The effect of nitrogen on growth and nitrogen metabolism of Allium fistulosum L. was investigated to clarify the role of N in affecting the quality, and provide a theoretical basis for the optimization fertilization technique. Three nitrogen levels were tested in the experiment, namely total nitrogen,...

Based on the fact that the weather bureau currently does not provide solar irradiance forecast data, which is a key parameter to predict energy where photovoltaic (PV) is generated, a practical and indirect solar irradiance prediction model that is based on the RBF neural network and input by several...

Aiming at the common asphalt pavement structure combination, large general finite element software is used to build the three-dimensional model based on the multi-layer elastic system theory. The pavement structure vertical displacement and stress are analyzed entirely under the even speed moving load....

The application of energy-saving materials in construction should maximize the conservation of resources, minimize the impact of the environment, health and comfort oriented, to achieve "people, nature, construction" of the three harmonious unity of the building. In this paper, the application and development...

objective: to explore the relationship between air pollution and cerebral vascular diseases contracted among the elderly in towns and villages. Methods: 513 cases of the elderly that contract the cerebral vascular diseases visiting the surrounding township health center of Jilin City during the one year’s...

Electron beam rapid prototyping has the advantages of high efficiency, various processing materials, non-pollution and flexible control, and it is the main trend of mental materials rapid prototyping. However, as electron beam rapid prototyping technology starts lately and develops poorly, some problems,...

this paper, Pishan county sewage treatment and the desert greening have been studied.We have analyzed the advantages and disadvantages of the wetland mechanism and its purification in the sewage treatment in Pishan county as the test results of reused sewage for greening the desert.It has proved that...

The PMVS algorithm due to lacking of geometric constraint during expanding spare points to dense points cloud, resulting in error vertices which are generated from Poisson surface reconstruction. In This paper we consider facets around the expanding one at the same time, then detect the outlier vertices...

The normal operation of power equipment is directly related to the normal life of people in the relevant areas and the normal operation of the enterprise. Regardless of the quality factor of equipment, the most important factor affecting the normal operation of the equipment is the working temperature...

To further improve the performance of CMA blind equalization, an improved algorithm with variable momentum controlled by equalizer weights energy was proposed. The momentum gradient algorithm can improve the convergence rate effectively. However the additional gradient noise would produce by momentum,...

By integrating the ergodicity of chaos searching and the high efficiency of quantum computation into immune optimization, a novel chaos quantum immune algorithm for Generation Expansion Planning computation is presented. In this algorithm, antibodies in colonies are coded by quantum bits and updated...

Based on the analysis of UAV Mission requirements and tactical characteristics, this paper attempts to establish a Route Planning model which includes comprehensive threats model, performance constraints model and mission effectiveness model. A dual population genetic ant colony algorithm is designed,...

Design and development of air intake is one of the most crucial requirements of any air breathing propulsion system. The performance of the intake ultimately decides the performance of the propulsion system and the aircraft as a whole. Intake design affects both internal and external aerodynamic of the...

This paper presents an analysis aimed to evaluate the noise of micro-CHP systems. Based on the field test of insertion loss, the spectrum characteristics of CHP before and after the heat exchanger were analyzed. Finally the main source of noise is estimated, and the influence of speed and heat exchanger...

In order to solve some nonstandard and imprecise problems of non-formal methods, the formalization method based on strict mathematical is put forward software architecture of formalization not only can clearly describe the software architecture style, and makes design of architecture easy to understand...

In order to improve the accuracy of groundwater detection, the forward problem of NMR response in three-dimensional is discussed in this paper. The three-dimensional magnetic field equations and boundary conditions in frequency domain with the loop source are derived by Maxwell's equations and then the...

Carboxyl-functionallized graphene oxide and polyaniline composites (FGO/PANI) were fabricated by in-situ polymerization method. The microstructure, morphology and electrochemical performance were characterized. Graphene oxide/polyaniline composites (GO/PANI) are short rod-like and agglomerate severely....

Time performance and precision became crucial factors in question-answer applications. This research compares two ontology-based models of the simple question-answer (QA) application. The domain of the application is movie information. The first model used lightweight natural language processing (NLP)...

In order to meet CCAR/FAR/CS 25.1309 airworthiness requirements, commercial airplane safety design and management platform has been established, combined with the COMAC new plane development procedures. In areas of development processes management, life cycle configuration management and security quantitative...

To investigate the dynamic mechanism of maintaining the deep tidal channel of Lianzhou Bay in nature status, a numerical model of Lianzhou Bay was established based on ECOMSED (Estuarine and Coastal Ocean Model).The measured Salinity distribution shows that the freshwater has small effect on the deep...

The paper aims at improving control of power plants on the system. Inaccurate predicting outcomes or oversize errors will impact fuel reasonable allocation of a power-generation department. In order to promote safe and economic operation of power grid, the paper analyzes power load forecasting, constructs...

Tieluqiao inverted siphon project is located on the main canal of Songshu reservoirs in Liaoning province, pipeline through north hole of changchun-dalian railway bridge, with the railway bridge orthogonal. The inverted siphon is thin-walled concrete structure, Sstructural analysis is of great significance...

Quench characteristics of low temperature superconductor (LTS) and high temperature superconductor (HTS) hybrid superconductor made of NbTi/Cu wire and Bi2223/Ag tape are investigated experimentally. The results indicate: the minimum quench energy (MQE) of the hybrid conductor is much larger than NbTi/Cu;...

The asymptotic behaviors of a class of delayed Hopfield neural networks are investigated. By applying the property of nonnegative matrix and an integral inequality, some novel sufficient conditions are derived to ensure the existence of the global attracting set and the stability in a Lagrange sense...

The energy minimization multi-scale model was applied to the plane jet. The stability condition of plane jet was adopted to predict the velocity distribution of plane jet. .The ratio of total dissipation to viscous dissipation tends to the maximum was used as the optimization condition. The simulation...

China's current green building materials management is imperfect, there are still many shortcomings. Actively building green building materials management system based on BIM technology, combined with the characteristics of green building materials and its relationship with BIM technology, it is urgent...

In reference to domestic and international research on the theories and software of emergency evacuation, this paper aims at creating an emergency evacuation model of urban public space based on the Building Exodus, and the improved theory of Cellular Automaton (CA) was employed as the theoretical basis...

Hardness forming ions such as Ca2+ and Mg2+ in cooling water tended towards scale on the surface of the heat exchanger, resulting in reduction of heat transfer efficiency. In this paper, by using DSA electrodes, effects of operational conditions on water softening was evaluated by Lab scale experiments....

Wireless Power Transfer (WPT) technology has attracted growing interest in recent years due to its wide range of applications, including electric vehicles, biomedical implants, consumer electronics, and industrial systems, where non-contact energy delivery offers improved safety, reliability, and convenience....

In order to solve malicious evaluation problems in evaluation model, this paper proposes an improved evaluation model with feed incentive based on game theory. The model introduces user's authority into the recommendation system based on content, which can adjust feedback function dynamically accompany...

The travel time prediction of the public transport system is of great significance to improve the traffic management and control. In this paper, the travel time prediction method of public transit system is studied by using the method of time interval optimization of traffic data acquisition and the...

In order to achieve accurate measurements of UHF partial discharge detector of key parameters,, we developed a calibration device, which can be used for UHF partial discharge detector calibration. This device belongs to the microwave field strength measurement field, we have established a measurement...

CT and ultrasound as the examination means are commonly used in clinical diagnosis of ovarian cancer, because of the characteristics of CT and its wide range of scanning, faster image acquisition speed, it is one important examination means for ovarian cancer diagnosis and staging. In this paper, it...

The helmet is widely used in industrial production, in order to prevent accidents, ensure production safety, the establishment of automatic detection of helmet and alarm system becomes more and more urgent. We use intelligent video recognition technology to realize the recognition of the helmet, by mapping...

Maritime practice is based on the professional educational objectives and teaching programs, an important teaching developed according to theory with practical principles that is an important way to improve the Coast Guard navigational skills. The primary data is collected from AIS and Beidou system,...

One station on Jinggu river aqueduct whose level is three is located in the channels on Jinggu power station in Yunnan Province, the Aqueduct is the reinforced concrete hyperbolic arch aqueduct, for three main arch rib with double wave and uniform section, the arch axis is parabola. The aqueduct structure...

Mechatronics is a kind of composite technology, combining the mechanical technology , microelectronics technology and information technology . The mechanical and electrical integration technology is the inevitable trend of the development of machinery industry, and the development of mechatronics technology...

A swarm intelligence algorithm develops rapidly, which has solved many large scale complex problems these years. Artificial bee colony algorithm is a new swarm intelligence algorithm and gets wide attention for its superior performance, such as, strong global convergence, greedy heuristic search feature...

ClrB and XlnR positively regulated cellulase and hemicellulase expression in Penicillium oxalicum 114-2. In addition,terminators, as promoters, play an important role in gene transcription. T- his research mainly investigated the effects of TbglII, TcbhI, TegI, TD, TgpdA on the regulatory fact- ors ClrB...

The Zn1-xCoxO powders were synthesized by solid-state reaction at different annealing time and annealing atmosphere. The effects of annealing time and annealing atmosphere on the structure, morphologies and infrared emissivities have been investigated by X-ray diffraction (XRD), scanning electron microscopy...

In dredging engineering, cutter-suction dredgers are the most widely used dredging equipment in the world. Its production directly determines the efficiency of a dredging project. Therefore, predicting the production of a cutter suction dredger is of considerable importance. This paper presents a BP...

Aiming at the common asphalt pavement structure combination, large general finite element software is used to build the three-dimensional model based on the multi-layer elastic system theory. The pavement structure vertical displacement and stress are analyzed entirely under the moving load. The results...

Water is crucial in the development of any country. Furthermore, water is used in the everyday life, and thus a huge amount of wastewater is created. It is important to treat the wastewater properly, because it can affect the environment to an unimaginable extent. Via comparing situations in China and...

surface structures of the vehicle suffer thermal loadings during the high speed flight. The thermal stress distribution of typical titanium alloy plate under thermal loadings is studied based on the assumption of uncoupled thermal-structural properties and nonlinear von Karman large-deflection strain-displacement...

This article focuses on the design of intelligent transportation systems in the construction of the smart urban. Learning from the wisdom of traffic building programs, the paper is given the overall design of intelligent transportation process based on location big data. Lanzhou City was analyzed and...

For a class of uncertain discrete-time system with time delay and actuator faults, a state feedback controller is designed based on passivity control method. The possible failure of each actuator is described by a variable varying within a given interval. Our aim is to design a reliable state feedback...

The evaluation of the rescue capability of the maritime department plays an important role in improving the emergency rescue capability of maritime emergencies and optimizing the emergency management of emergencies, which can reduce the occurrence of similar emergencies at sea. But the emergency rescue...

With the expansion of the size of the primary school building, campus space are becoming increasingly complex. In order to meet the needs of students learning and life, primary school identification system emerge at the right moment. As an important part of campus environment and culture, school identification...

Due to the high boiling point of residue, hydrocarbons mainly occurred liquid-phase reactions in the delayed coking process. To enhance the gas-phase cracking of residues, the high temperature and short residence time processing scheme was performed in a Py-GC/TOF-MS apparatus. The residue was cracked...

The Landslide Surge is a common natural disaster, which has the strong non-linear feature. In this paper, the SPH method is used to numerically simulate the generation and propagation of the surge which is caused by the sliding of Submarine and Aerial sliders in 2D. The comparison with the experimental...

With the development of mobile communication technology and the constant improvement in electronic commerce market environment, mobile internet electronic commerce is becoming the new growth point. Popular electronic commerce portals such as Amazon and eBay require user individual data to be deposited...

In this paper, ozone-electromagnetic technique was used to treat papermaking wastewater. It was found that the value of COD, BOD, TOC, SS , AN(Ammonia Nitrogen) and CHR(Chromaticity) of wastewater treated with the specially designed ozone sewage treatment unit decreased from 2660mg/L, 1165mg/L, 1962mg/L,...

This paper uses Agent to model the network combat unit. Through the research shows that Agent can accurately describe the role of the mental model in the network of operations, the effective realization of the combat mission simulation. The research of this paper lays a good foundation for the further...

This paper mainly designs a multi-purpose industrial timer that based on STC89C51.The multi-purpose industrial timer uses the calendar chip DS1302, LCD TS1620, buzzers and other devices. The design uses a C language programming, including liquid crystal display program, calendar program, key scanner....

Fog haze weather frequently appears in recent years. Fog haze not only makes the travel inconvenient, also has a harmful effect on body. Fog haze brings serious security hidden danger to the power grid safety and power equipment operation. The lightest situation is shortening the time of saturated salt...

The original ovarian cells from ascites are preprocessed and samples are gained in the paper, .Features parameters of morphology are extracted from images of cells samples.The images of cells samples are recognized and classified by Multilayer Perceptron Neural Network and Radial Basis Function Neural...

Many mines currently use radar for slope stability monitoring to monitor slopes and dumps in opencast mines in real-time and to send out early warning signals. In India, opencast mines make up about 4 out of 5 mines. Therefore, slope monitoring is essential to the design of any surface mine, mainly as...

The general modeling method of composite quick-install scaffold used in substation construction is proposed for the scaffold inspection and evaluation in the delivery test. The method analyzes the characteristics of the scaffold structure and can be suitable for different types of composite quick-install...

In order to achieve the efficient transplanting of corn pot seedling in the field, and to avoid the seedlings injuries result from separation between seedling and pot with traditional ways. A kind of seedling mechanism is designed which the main body is disc cutter, and the structure of the disc cutter...

The organo-montmorillonite supported nanoscale zero-valent iron material (M-NZVI) was synthesized to degradate decabromodiphenyl ether (BDE-209). The kinetic and influence factors of apparent rate constant on debromination of BDE-209 by M-ZVI were studied, the experiment was conducted to investigate...

In order to realize the system`s fast update, a new kind of machine vision solution is designed. It uses video input port and Gige Vision IP , and connects between the system and the computer, which is realized by FPGA technology. The new design plan contains new Gige Visiong standard and the core of...

With the popularity of the Internet, Internet Protocol Television (IPTV) has been replacing traditional TV and recommendation systems can help IPTV users to choose programs that may interest them. Compared with other recommendations (e.g., movies), IPTV recommendation suffers from a multi-member problem...

In this system, STH11 sensor is used to collect desert planting soil temperature and humidity what is the important environmental related data. Collected signals are transmitted to STM32F103RBT6 single chip microcomputer. Each chip is connected with a plurality of sensors to form a large scale multi...

Many researches have been carried out on the influence of cracks and corrosion rate. There are two conflicting viewpoints on whether the crack width limits are objectively valid to reduce the corrosion rate; One is thatwider crack accelerate corrosion rate, while another opposing opinion is that the...

Environmental comparison and selection is an important measure to prevent and relieve adverse environmental impacts of construction project, and the comparison and selection of different span schemes is one of the priorities for environmental impact assessment of Sea-crossing bridge project. This research...

Wireless sensor network (WSN) is an emerging technology which integrated sensor technology, embedded computing technology, modern network, wireless communication technology, distributed information processing technology. This technology has wide applications. With the development of technology, WSN will...

The engineering big punch inverted siphon is located in coastal tidal areas of Doumen country, Gangdong province, and engineering use hinged assembly structure, method of construction using prefabricated Floating. First the pipe body is prefabricated, then floating and sinking into place, and then joints...

With the advance of global economic integration and global informatization, manufacturing enterprises are facing the business environment of uncertainty increases gradually, enterprise can only maintain competitive advantage through innovation, thus the survival and development. Manufacturing enterprises,...

A series of binary mixtures of adipic acid (AA) and erythritol (Ery) were prepared and the thermal properties were investigated in this study. The results showed that a eutectic mixture was formed when the mass ratio of adipic acid and erythritol reached 1:7. The eutectic mixture displayed a melting...

Aiming at the issues in microbial flooding process of Baolige oilfield, the following points were deeply studied in this paper indoor physical simulation experiments, the effect of different flooding ways on enhance oil recovery, the relationship between output bacterial concentration and injected bacteria...

In this paper, a recovery algorithm of direction-of-arrival (DOA) Estimation based on weighted minimization for vehicular applications is proposed. We construct an overcomplete basis based on the largest eigenvector of the covariance matrix, aiming at a sharp spatial spectrum that exhibits the high-precision....

The residence community gradually becomes the main living space of China's large and medium-sized city residents with the development of the internationalization of urban living environment and internationalization process of urbanization. The more international, livable and convince residence community...

In this paper, a hybrid control strategy is applied to control the Hopf bifurcation in a fractional order small-world network model. By choosing time-delay as a bifurcation parameter and analyzing the associated characteristic equation, we prove that the model exhibits Hopf bifurcation when time delay...

The talents who have innovative sense and high-skilled ability are required by not only the modern science and technology revolution, but also the economical and social development of a nation. In higher vocational teaching education, especially the teaching of electronic commerce with stronger practicality...

In allusion to the three problems of conventional D-S (Dempster-Shafer) evidence theory, this paper proposes an improved Dempster fusion rule based on weight preprocessing. By comparing the fusion results with conventional method and other improved methods, we conclude that the method in this paper is...

In order to improve the whole effectiveness evaluation of the missile weapon system with stage character of flight course, put forwards the ADC system effectiveness evaluation method by stage, and improved the ADC model by using coefficient of operators' level of missile weapon system (K) and battlefield...

Along With the continuous expansion of urban power grid in China, the rapid growth of power load and the requirement of improving the reliability of power supply, more and more urban and rural distribution networks adopt insulated overhead conductors. In order to ensure the safety of maintenance personnel,...

In this paper, we introduce a new improvement on AODV, which is a typical case of reactive protocols. One of the most important disadvantages of AODV is its long e2e delay, thus we focus more on the algorithm of reconnection when a chain scission happens. According the characteristic of AODV, each node...

What kinds of aspects are included in public services of urbanization? How many problems are there? How to solve them? In this paper, the author applies relevant systematic and scientific theories to treat the construction of public service problems as a system, and considers basic public services, social...

As an important part of traditional Chinese medicine (TCM), the pulse taking is the profound essence of TCM. The electrical network model of cardiovascular system coupled with a 10-unit and left-arm simplified model was established using SimPowerSystem components of Matlab based on the previous researches,...

the rapid development of rural tourism not only meets the changing consumer demand of tourism consumers, but also provides a new breakthrough point for the new rural construction in twenty-first Century, and the proposal of "beautiful countryside construction" gives new connotation and new ideas for...

SVG in distribution power grid has completely entered into the practical phase, as H-bridge of the core part of SVG, which is low test efficiency, poor reliability, high cost and requires repeated manual testing in the process of production. This thesis firstly analyzes the test environment of H-bridge...

Horizontal driving machine (HDM) will directly affect the moderating effect of automobile seat, it is necessary to carry out quality inspection. This paper first puts forward the overall design of HDM test platform, then clamping devices are designed and a complete testing platform model is build

Due to the extensive use of power electronic devices and nonlinear loads, the resulting of distortion in power grid voltage and current waveform becomes more and more serious. There not only exist integer harmonics of larger containing rate, but also include non integer harmonics of abundant spectral...

This work establishes an air spray model using the Eulerian multiphase model, and analyzes the spray cone shape and characteristic of paint droplets in the cone by performing computational simulations. Results show that the cross section of spray cone is elliptical. The distribution of big droplet phase...

The combination of increased strain rate and thermal softening of the workpiece at higher cutting speeds will cause the change of cutting force coefficients. In this paper, a vibration model for milling process, which can consider the variable cutting force coefficients (VCFC) with the spindle speed...

Hongyan hydropower station is located in Maotiao river, in Xiuwen county of Guizhou province,it is a power generation project and designed the third class structures, Pivotal Project are composed of dam, water diversion tunnel, powerhouse, subsidiary dam, etc. Dam is concrete double curvature arch dam....

The oil in place of Jinzhou oilfield is more than 7000 104m3. Because of good reservoir properties and adequate formation energy, the field has good developing prospects. However, with the end of flush stage after developing for years, we have to solve the problems such as which mode of production we...

In vehicular communication system, there is only a small number of samples for real time location system, so the sample covariance matrix will be a large degree of deviation from the signal covariance matrix. To solve this problem, a new method of DOA estimation is proposed in this paper, which improves...

Since 21st Century, Chinese enterprises are faced with severe situation which is rapid technological development, intense competition and personalized customer demand. Chinese enterprises have the only way to adapt to economic globalization and informatization, which is to share the information with...

Based on analyzing the damage feature of shallow buried and unsymmetrical loading tunnel, this paper studies the seismic reaction characteristics of this kind of tunnel via numerical simulation and comparison of the similar tunnel bearing symmetric load. The results indicate that the tunnel is more likely...

Nowadays more and more companies are using cellphone message to verify users’ identities. However, because there is no data encryption in global system for mobile communications (GSM) short message service (SMS), the being sent message is easily to be listened during transmission and your identity could...

For determining the reasonable ratio of spacing to diameter of double tunnels, the criterion is often only for the excavation, and does not take into account the earthquake situation. In order to ensure the stability of surrounding rock masses, safety and economic rationality during construction and...

In this paper, one carbon dioxide trans-critical refrigeration cycle with vortex tube expansion is proposed to replace traditional expansion valve in order to reduce the irreversible loss of the refrigeration system and improve its COP. The thermodynamic model of carbon dioxide trans-critical refrigeration...

The cumulative exergy method is used to analyze and optimize a heat pump distillation process with respect to the total environmental impact including resource use and emissions. The results from the proposed method are compared with the ones from thermoeconomics. It is found that such an extended exergy...

This paper studied micro Combined Heat and Power(CHP) system. Generating and waste heat recovery system based on gas engine are set up. Generation and waste heat recovery effects are tested and the results indicate that the system is practicable. Generating efficiency increases as the load rise, while...

Employing infrared telemetry principle and diffusion theory, this paper has established remote sensing model of continuous point source hazard clouds according to its density, harm in-depth and corner relationship. After a series of experiments, this model is convincible in effectively realize its immediate...

The pulp and paper mill sludge emissions generate a considerable amount of pollutants. Paper mill sludge is high in organic matters which could be used in agriculture as a soil amendment. In this study, a carbonization method for paper mill sludge was established and the effects of carbonized sludge...

At this stage, the high dimension and large variety of network data have increased the difficulty of intrusion detection. In this paper, we discuss the advantages and disadvantages of the MDBoost algorithm. Subsequently to optimize it, we add a slack variable in the objective function, so that the algorithm...