Advances in Engineering Research

The idea of big data processing is widely accepted nowadays, which makes it critical for IaaS to support network infrastructures in large scale. This paper presents a novel network model based on scale free network, which explored the influence to scale free property with a maximum degree constraint,...

Abdominal aortic aneurysm (AAA) is a local enlargement of the abdominal aortic. It can bring 90% mortality rate when the aneurysm expands gradually until rupture. Clinically, the stent interventional procedure is an effective means of treating the disease, which requires clinicians clearly understand...

Inductively coupled plasma optical emission spectrometric approach(ICP-OES) is used to determine the chromium content in pyrotechnics used for fireworks and firecrackers. Element of chromium is commonly found as impurity in chemical materials used for pyrotechnics in fireworks and firecrackers. Statistical...

Vertical search engine research, more and more .subject-oriented vertical search has become one of the hotspots. This paper presents an ontology judgment theme relevance judgments algorithm, combined with Semantic Web technology with traditional information retrieval technology, and referenced by user’s...

A large number of coal-fired flue gas is the culprit that caused by air pollution and acid rain. Based on this reason, lime/limestone-gypsum wet flue gas desulfurization(FGD) process as the main desulfurization technology are used by most countries to control emissions of SO2,at the same time generating...

A 10 kV High Temperature Superconducting power substation with a cooling system was developed and has been put into operation in power distribution system for more than three years. The working conditions, heat resource and the distribution character of the four apparatuses working at the 10 kV/630 kVA...

This paper discusses the development problems of civil military integration equipment procurement and analyzes the necessity and the main focal point of civil military integration equipment procurement. The equipment procurement institutional mechanism is studied according to the development requirements...

Thermoelectric coolers (TEC) work on the principle of Peltier effect and are widely used in semiconductor industry to cool the components placed inside packages. The present work examines the effect of coefficient of thermal expansion (CTE) on the strength of solder joints of TEC. Due to difference in...

This paper established a multi-residue detection method of amides, neonicotinoids, triazoles, heterocyclic, and other pesticides in fruits and vegetables samples by liquid chromatography - tandem mass spectrometry. Using QuEChERS as sample pretreatment method, then extracted by acetonitrile, cleaned...

As part of a study on flight safety, this article introduces the profile of the Chinese civil aircraft hard landing primarily. And then, discusses the special circumstance of the hard landing through an analysis of some flight incident, which needs to pay special attention. The data in the flight data...

With the rapid development of Internet of Things technologies, smart city public information platform is collecting more and more city data. Make full use of these data, to analyze the pulsation rule of city development, is very important for solving the existing problems in cities. Relying on the Sino-Singapore...

Combined with the scanning electron microscopy (sem), mercury injection test and other microscopic experiment technology, technology of high-resolution 3D reservoir characterization based on the CT imaging was used to sduty the microscopic pore structure of tight oil reservoir in Fengnan Area, sourtheast...

This paper systematically investigates the development history and simulation analysis of three-dimensional wireless energy transmission technology. Building upon previous research achievements in electromagnetic coupling mechanisms and spatial energy distribution optimization, this study proposes innovative...

Domestic air conditioners generally use Freon as the refrigerant, which results in serious damages to ozone layer and exacerbates greenhouse effect badly, using water vapor as the refrigerant can avoid the problems above, but there exist series of technical problems in domestic air conditioners using...

Low permeability reservoir often have a variety of scales, distribution of complex natural fractures, using hydraulic fracturing which would create some large scale artificial fracture, in order to abstain more accurately prediction and judge oil production, the research on the mathematical model of...

Biological enzyme is a new type of soil reinforcement material, it is based on biological enzymes curing agent to achieve. As a biological enzyme reinforcement material, its greatest advantage is no pollution to the environment, but also to ensure good mechanical and road performance. In order to study...

The stress and strain of dam structure not only are the index of dam structure rigidity, but also are the basis of identifying whether the dam structural damage occur. Static analysis of dam is the foundation of design and construction of dam, includes the calculation and analysis of stress and strain...

Under background of rapid development of economic globalization and network information technology, rapid acquisition, effective processing and efficient use of earth observation data becomes the common requirements all over the world. Facing the challenges of massive geospatial information flow gathered...

Vibrating wire gages have earned their well-deserved acceptance on the basis of long term stability. But it is susceptible to external electro-magnetic noise. Anti-interference ability is the main study of various detection methods. Traditionally, time-domain approaches have been used to determine the...

The cross traffic intensity of the optical burst switching network is a key parameter for the edge node operations. This paper provides an estimate model for edge nodes to infer the cross traffic on the control plane of the bottleneck core node. A normal M/D/1 and a special M/G/1 queuing model are applied...

In order to meet actual situations for fault recovery of distribution network with micro grid, a strategy that micro grid runs firstly with important loads in islanding mode is studied. Generating islanding, the dynamic changes of the various DGs and loads in non-fault zone should be considered, and...

In this paper, the polytetrafluoroethylene tank high pressure digestion method was used for the determination of trace elements of Allium fistulosum L.by ICP-MS. Welsh onion cultivars ‘Zhangqiu’ were selected as the experimental materials. The influence of different nitrogen lever on the content of trace...

This paper presents a temperature/supply stable and resistorless voltage reference for high-precision portable electronic products. the reference obtains a good temperature coefficient over a wide temperature range through high-order curvature compensation. In order to reduce the temperature nonlinearity,...

It is necessary to research the temperature field because corrugated steel web PC combined box girder is made from different material in the roof, floor and web, and temperature distribution in the sunshine is also different. This paper relies on a flyover as the actual engineering background, combing...

In substation temperature monitoring system. For general detection system, when the temperature has reached a dangerous temperature alarm will occur, but in this case the situation is very dangerous. Not only affect the power supply, is more likely to life and property losses,. So before reaching dangerous...

The correlation between the number of landslides and collapses and the rainfall in Longsheng county was analyzed. It was found that there were 2 inflection points in the correlation graph between the quantity of geological disasters and the rainfall. The rainfalls corresponding to the inflection points...

To solve the non-uniform illumination problem of digital images, an enhancement algorithm based on segmenting non-uniform illumination image into two sub images and filtering separately is proposed. The method how to segment the non-uniform illumination image into two sub images and fix on the cut-off...

This paper use the advanced experience of Japan in the area of disaster prevention green space planning and construction and, look at the status, gaps and challenges of China’s construction and planning of Green Infrastructure, present the new thinking direction about the construction of disaster prevention...

Data mining of association rules provides the technology for discovering the interesting association or correlation from mass of data. Apriori algorithm can find all the frequent items from transactional databases, and eliminate non-frequent items. But, the Apriori algorithm for data mining of association...

The Deep penetration perforation water-jet technology is an effective method of the potential remaining oil exploration. Before the deep penetration perforation of reservoir it needs to open a window on the casing pipe. But the windows easily lead to decrease of casing pipe strength, which cause casing...

An original method is presented in this paper, which attempts to make use of the kalman filtering algorithm and maintain accuracy in position, attitude and velocity estimation for a fast moving projectile, the velocity and the pose (position and attitude) could also be obtained, then the simulation are...

With the rapid development of information technology, the production and management of the equipment towards to the direction based on digital, network and intelligent, which promote the revolution through the design instrumentalities, production process and testing technology. Nowadays, a new generation...

Based on the theory of time series analysis for the definition of FARIMA model, we generate time seriesin accordance with the FARIMA model, and measure its Hurst exponent and fractal order by using R/S analysis method. The experimental results show that the Hurst exponent used to generate the series...

Open relation extraction is one of the most promising relation extractioins.However,the precision and recall of the existing methods are far from satisfication especially for extraction from chinese text.In this paper,we propose a method based on dependency parsing, and develope a new system called C-Reverb....

Land resource lies in a significant position in China due to its largest population in the world. Academics in China have been studying on the topic of efficient utilization of land for gradually realizing China's economic transition without breaking the 1.8 billion mu red line of plough. A series of...

Pressure pipeline's length to diameter ratio is very big, easy to instability, stress situation more complex than the pressure vesse. The numerical simulation study for pressure pipeline on water security is of great significance. Static analysis of pressure pipeline is the foundation of design and construction...

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...