Advances in Engineering Research

Different families have different needs for tours. In order to solve the problem, this paper firstly creates a table which takes all determining varieties into consideration. By adopting principal component for analyzing and filtrating the main factors, the conclusion is as follow: the first principal...

It is an effective way to enhance the safety of train control system by using safety redundant architectures. This paper consider the typical safety redundant architectures, including double hot standby, 2-out-of-2, 2*2-out-of-2, and 2-out-of-3, establishes models for these architectures by Markov chain....

The parameters of fracture splitting groove have direct influence on the stress-strain field of crack tip. This paper modeled on some cylinder engine crankshaft bearing bracket. Based upon normal stress criterion of cleavage fracture and the mechanics of fracture software ABAQUS, the stress-strain field...

The objective of this study is to investigate the effect of combined container roof garden on the microclimate, the wall temperature and the indoor temperature of the building. This study has shown that the combined container roof garden can effectively improve the roof microclimate, reduce the highest...

Thin-walled cylindrical shells under axial compression are commonly found in a wide range of civil engineering steel shell structures, including silos, towers, chimneys and tanks. Buckling of axially compressed cylindrical shells has been one of the most active areas of shell buckling research. The purpose...

Transferability between urban rail and bus transit is an important indicator for evaluating efficiency of a multi-modal transit system. Transit transfer is concerned with distance, safety, comfort, clarity, and equipment applicability. This paper presents a Multi Criteria/Attribute Decision Making (MCDM/MADM)...

CFRP laminates are used for various aircraft structural components because of their good mechanical and physical properties. Metallic inserts are one kind of aerospace fasteners, which are usually installed in the metallic components by an interference fit. However, when metallic inserts are installed...

Data flow analysis is a technique that is widely used in compilers and program analysis tools. A lot of practical problems use data flow analysis, e.g. live variable analysis. The usual way of solving data flow analysis problem is to solve for the fix point of some simultaneous equations. This is done...

A radiator bracket is installed on the bracket of an automobile water tank, water tank with support, and cushioning effect. This paper illustrates a Haikou car company of polypropylene and glass fiber tank material support as an example, and the use of Catia, UG and ANSYS software to analyze the structural...

Based on the topological structure of the network, this paper calculates and analyzes the degree of the multi-center network of urban agglomeration based on the measurement of the regional integration of each urban agglomeration, from the aspects of density, intensity, symmetry, hierarchy and network...

In the cloud right weight attribute encryption scheme based on multi-agency. Under existing cloud computing environment based on multi-agency access control scheme generally do not take into account the weights of the attributes that the status attributes are equal. But in real life, with the right to...

According to the rural highway traffic accident rate has a rising trend year by year due to traffic safety facilities no perfect, and considering the actual situation of rural highway traffic safety, the paper analyzes the common pattern of the rural highway traffic safety facilities, and fully augments...

Traditional Extreme Learning Machine (ELM) networks generally used S-shaped activation function, such as Sigmoid function and Tangent function. However, the problems of slow convergence speed and over-saturation exist. In order to solve the above problems and improve the performance of ELM algorithm,...

Kong. et al. (2014) [1] presented an efficient approach which gives weighted-average of all possible choice values of soft sets under incomplete information system, However, the weights of the attributes are not considered, although all the entries are “1”, the importance of all attributes are not all...

Abstract-- Governance or public or private individuals and institutions management is the sum of many of the same services. It is made to reconcile conflicting or diverse interests of joint action and continuous process. It includes the right to force people to obey official institutions and rules and...

With parameter values chosen to obtain good calculate, the experimental results show that the load will receive the maximum voltage and maximum electric power at resonant frequent 22kHz when Tesla coils are 4mm away. The maximum electric power transfered by two Tesla coils of diameter 30mm with 13 loops...

Air-intake filter in the ventilation system of offshore platform, is normally composed of the inertial stage and the multi-layer gauze stage, which plays an important role in providing sufficient and clean air. Numerical simulation and experimental research were carried on to study the flow field and...

China as a country of economic transition and a big country in the world. In the international trade, She passively accepts the price of the carbon transaction under great pressure from European and American developed countries to control greenhouse gas emissions. In November 26, 2009, the Chinese government...

In China, under the background of improved about concentration degree of crop breeding enterprise and technology of crop breeding, it was the inevitable choice that carry out crop breeding technology innovation, strengthen information communication, joint crop breeding, and promoted the core competitiveness...

In this paper, we propose a facial expression recognition method using Support Vector Machine on mapped coordinate sequence features. The proposed system is almost fully automatic, in which landmark initialization is based on general knowledge with edge information, and missing information compensation...

In the last a few decades, there has been growing interest in systems which deal with large amounts of data. In practice, there is a need for analyzing the data so that useful information can be extracted. And people have implemented a lot of systems for this purpose. In this paper, we propose a new...

This paper mainly research the relationship between the lithium-ion battery management systems and charging policies and temperature. In the introduction of lithium-ion battery characteristics of the premise, the lithium-ion battery protection methods are described, based on a lithium-ion battery protection...

Through the physical model test, the reflection coefficient of pile-supported vertical wall breakwater under the action of regular wave was measured. The non-dimensionality method was used to analyze the change of reflection coefficient under the influence of various factors, thus giving the engineering...

Aiming at the problem of multivariate process quality control, an algorithm based on joint control domain transformation is proposed. By using the principal components analysis method, original quality vector is converted to a new one whose components are unrelated, thus the joint control domain of new...

The uniform design is significantly different from other categories of costume design, and the uniform design is mainly based on the industrial characteristics and principles, i.e., the uniform must adequately reflect and adapt to the characteristics of work environment, object and target. While fabric...

Hydraulic integrated block design is a creative work. In addition to the needed calculation for the design and checking of the hole, a lot of the content of the work belongs to the non-numerical calculation. The wisdom and creative of the designers are used, at the same time the computer-aided design...

The coating obtained by the micro-arc oxidation technology has a strong ability to bind with the substrate, which can improve the properties of materials such as wear and corrosion resistance, thermal shock resistance and insulation. This paper outlined the characteristics of micro-arc oxidation technology...

Through the analysis of current development and utilization of iron ore tailings resources in China, we can summarize the present development and utilization pattern of iron ore tailings resources. According to the theory of sustainable development, people can put forward three connotations of iron ore...

This paper forecasted VaR for multi-market assets (serval kinds of energy assets, stock, gold and US Dollars) by using Vine-copula model. The findings of the research showed that the Vine Copula model displayed more flexibilities and efficiencies than the traditional Bivariate Copula model in characterizing...

Research network worms, through inhibiting propagation of vicious network worms, Improve the utilization rate of network, Analysis of the network worms’ propagation model, put forward the mathematical model based on hybrid network benign worms, establish the mathematical model of network communication,...

A new knot placement method for B-Spline curve fitting to a set of ordered points is presented in this paper. It is a unified explicit formula that applies to both approximation and interpolation. The experiments designed by authors show that this method is effective and it has the advantage of keeping...

Ethylene glycol butyl ether and acetic acid as raw materials, cyclohexane as dehydrant, by direct esterification method, under p-toluene sulfonic acid catalyst, the catalytic synthesis of ethylene glycol butyl ether acetate(EGBEA). In the single factor experiment examines the usage of the influence of...

Through studying how to affect acoustic directivity with MATLAB software, it show that selection of a relatively larger surface of the transducer and a relatively closer transducer interval will be more preferable for directivity. While an array which possess more array element number and whose frequency...

This paper primarily discusses the linear quadratic optimal control problem for discrete-time stochastic sys- tems with indefinite control weights and constraint and Markovian jumps. We use the Karush-Kuhn-tucker (KKT) theorem basically in this paper. It is testified that the well- posedness and the...

The guided wave with the bidirectional propagation leads to complex signal which would be difficult to identify the end echo and the flaw echo. To simplify the guided wave signals based on the magnetostrictive effect, one-direction receiving method is investigated. The receiving guided wave method in...

In this paper, taking the automobile enterprises BYD as the research target, based on the basic theory of synergetic development, the author constructs the new energy automobile enterprise products synergetic development quantitative evaluation model, analyses the diversification strategy of automobile...

In order to realize the sustainable development of society, building energy consumption has become a global concern. In buildings, occupants adaptive behaviors that means how to use the buildings have an very important influence on the building energy use. The researches of occupants adaptive behaviors...

Car retarder is an auxiliary braking device. It is very important to improve the driving safety of the automobile. At present, the domestic and foreign research car retarder is mainly based on eddy current, permanent magnet type and hydraulic. Although the traditional retarder can play the auxiliary...

The application of fuzzy reasoning and neural network in information fusion has its own merits. In contrast, the advantage of fuzzy reasoning lies in its strong ability of knowledge expression, its internal model structure and reasoning results are easy to understand, the disadvantage is that learning...

Based upon the synopsis of software reuse technology, this paper describes the software reuse process and puts forward software reuse framework. Meanwhile, practical analysis is carries out, and platform application mode is deduced that comprises development environment, management environment, operation...

Currently,the process of using multi material ALE method to modeling wind-structure system is not specific ,and its reliability is unknown. This paper details the process of using multi material ALE method to modeling the wind-structure system,and uses the method to model a wind-plate system. Physical...

There are lots of advantages using linear motor in high speed direct feed drive system. Nevertheless the control system of linear motor is easily being disturbed because of the distinctive structure. To improve the response characteristics of linear motor feed drive system, this paper proposes a regression...

Rainwater management and design for impervious land is an important method of rainwater resource utilization and mitigation of negative impacts on surface runoff. Through the research and analysis of rainwater management cases in domestic and foreign courtyards, we can learn that these courtyards take...

Cotton fabric was dyed by exhaust method with C.I. Reactive Blue 19 with various dye concentrations, followed by the treatments of soaping, dye fixing, and wet rubbing improving. The dye exhaustion, wash fastness, rubbing fastness, and colour difference of dyed cotton fabric were examined. The consequences...

Coal cinder and zeolite have been widely studied in wastewater treatment. However there are some problems with the materials, such as low mechanical strength, poor water resistance, difficult recovery of coal cinder, and poor stability, easy powder, high price of zeolite. To resolve these problems, a...

In the analysis of steel frame, the bearing capacity of joints is the basic mechanical property. With reference to the component method proposed in the Eurocode 3 (EC3) specification, based on the characteristic of transmitting force in each component of the outer shell joints, the bearing capacity of...

The article has designed a paperless examination system based on C/S pattern. The main task of the system includes the examination setting, system information, system management, examinee examination management and teacher marking management. The examination time of examination system is flexible, examinee...

Ferroelectric thin films described by the transverse field Ising model have been studied by using the usual mean-field approximation. The critical behaviors (the critical surface transverse field and Curie temperature) and polarizations in a transverse Ising film with multi-surface layers are calculated....

Propagator Method (PM) algorithm is a common method for the estimation of direction of arrival (DOA). In this paper, we propose a reduced dimension PM (RD-PM) algorithm for non-circular signal with linear array. We reduce the dimension of the pseudo spectrum function so that we need only one dimensional...

The studied results of correlation dimension of spatial patterns of population distribution of L. regale by box-counting dimension show that: 1) in most sample plots the fractal properties of box-counting dimension are significant; 2) in most sample plots the box-counting dimension is small, indicating...

NaOH and Na2B4O7 -10H2O solutions of texturization were investigated and a series of comparative experiments were made by our group. The surface microstructures studied with a scanning electronic microscope (SEM). The different etching time and the different concentration of the solution have a larger...

La2NiO4 conductive particles were incorporated into Cu matrix for enhanced electrical contact performance, while their effect on the arc erosion behavior of contacts was investigated. The results indicate that the particles in the hot-pressed Cu/La2NiO4 composites accelerate the separation of oxide scales...

This paper has analyzed impact on shaping density current forward of the Reservoir and sediment discharge of Sanmenxia Reservoir water storage capacity before flood season and discharge method, and pointed out that Sanmenxia Reservoir shall store water as much as possible before flood season and gradually...

The promotion of green technologies in office property developments has triggered a series of changes in the existing market. Firstly, this paper examines the existing office property market based on the Office Market Report 2014 by Property Council of Australia which illustrates the demand for sustainable...

In order to solve the problem of mechanical professional courses classroom boring, designed a new interest linkage mechanical mechanism demonstration teaching aid. The teaching aid comprises five sets of mechanical mechanism, respectively, gear mechanism, Geneva mechanism, slider crank mechanism, an...

In order to improve the efficiency of railway operation and management, and meet the needs of unmanned value development, the railway room equipment working conditions and the engine room environment are monitored with MCU and sensor technology. Administrator will be notified immediately via GSM SMS...

In view of the current shortage of electric forklift hydraulic elevating mechanism, a new type of hybrid forklift elevating mechanism was proposed. The design calculation was executed according to the maximum load, elevating height, elevating speed and other related design parameters. At the same time,...

In recent years, the micro blog in the social networks in China is becoming more and more important, people use micro blog more frequent, people can follow to the people they want to know, and people who have common interests. Based on the analysis and research of the existing micro blog friend recommendation...

In the railway permanent way department,the daily work of maintenance,inspection and repair dependents on a large amount of inspection data which comes from various ways,such as dynamic/static monitoring devices,mapping on site,design standards or railway rules.These data needs to be imported from various...

This paper aims to evaluate the sustainability of the country using mathematical methods. First we select nine indexes from natural resources, economic strength, human resources and social living environment in total to establish the index system for sustainable development and validate the completeness...

The dynamic model of multibody system is one of the main contents of dynamic study of multibody system. The dynamic mathematical model can be divided into two categories, the first one is a simple second order differential equation; the second one is Differential - Algebraic Equations. As for the solution...

While the management and development of water resources requires continuous establishment and improvement of the property system of water resource assets, a premise of such establishment and improvement requires a comprehensive understanding of water rights. What kind of right is water right What is...

In this paper, we design an improved three mode redundant self checking and self repairing system based on the technology of MIPS dynamic partial reconfiguration.The system adopts the fault tolerant model of reconfiguration and dual module comparison, The reliability of the system is analyzed by Markov...

In this paper, experimental study and finite strip method were used to analyze the lateral shearing performance of adjacent precast concrete box beam bridge shear key. According to the structural style and the load characteristics, the finite strip computational theory was introduced to derive the finite...

Based upon the synopsis of big data and electronic information system, this paper puts up the data framework, carries out practical analysis and systematic application of data collecting technology, data synchronization technology, data excavation technology, and data analysis technology, and describes...

Hadoop is a wide applied tool for large-scale data-intensive computing in big data, but it can only be implemented on single cluster environment. In this paper, we focus on the application of Hadoop across multiple clusters and dedicate to solve the key problems of data sharing and task scheduling among...

Flood is one of the most important diasaters in city and occurs frequently in recent years.It has highly spatial relevance. The urban spatial relevance of urban flood risk are analyzed in the paper and adaptive methods of urban space toward flood, including avoiding high-risk areas , building buffer...

As an important part of intelligent city construction, intelligent transportation has gained more and more attention. The concept and general structure of intelligent transportation are briefly introduced. The key technologies of wireless sensor network, data mining and intelligent transportation cloud...

Poly (vinyl alcohol) (PVA) and poly (vinyl pyrrolidone) (PVP) nanofibers prepared by bubble-electrospinning are studied experimentally. It shows that the relative humidity predominantly affect the morphology of the formed nanofibers. The nanofibers with high quality are essential for their applications...

Laser induced forming is a kind of dieless forming technology, which is caused by the uneven internal thermal stress caused by local transient heating. In this paper, the characteristics of the laser flexible thermal forming technology are introduced, and the application prospect of the laser induced...

In this paper, we propose the noncircular estimation signal parameters via rotational invariance techniques (NC-ESPRIT) algorithm as a two-dimension direction of arrival (2D-DOA) estimation algorithm for uniform rectangular array. Compared to conventional circular ESPRIT algorithm, the proposed algorithm...

0Cr18Ni10Ti austenitic stainless steels were coated by hot-dipping in molten Al bath and molten Al-5 wt. % Si bath. The cyclic oxidation resistance behavior of both hot-dipping Al samples and hot-dipping Al-5Si samples at 900 for 24 cycles have been investigated using muffle furnace. The element distribution,...

To satisfy the requirement of surface roughness with medium measurement in the machining process, a surface roughness prediction system is developed in this paper. A process classification algorithm and a texture feature difference compensation method are proposed. Four kinds of texture feature including...

According to the characteristics of Raman fiber signal, combined with the advantages of wavelet threshold denoising and empirical mode method, the two methods are combined for removing noise. This method improves the signal-to-noise ratio by 15% in simulation experiments. This will get more accurate...

With the development of the times, the demand for dairy becomes more and more heavily all over the world. Meanwhile, the dairy wastewater is doing more and more harm to the environment. Now the SBR(Sequencing Batch Reactor) process has been widely used in dairy wastewater treatment. The SBR process is...

An effective density clustering algorithm, called Clustering by Fast Search and Find of Density Peaks (CFSFDP), is appeared on science in 2014, which is simple and efficient and doesn't need many parameters. However, it needs make sure of cut-off distance parameter artificially. For the above problems,...

According to definitions, geometric characteristics and corresponding error evaluation functions of straightness error, flatness error, roundness error, cylindricity error and sphericity error, the concept of evaluation reference of form error is put forward by analyzing the minimum zone evaluation method...

Based on the B / S network architecture is very widespread, and the distance between the browser and the application server is usually more distant, and therefore ensure that the information transmitted over the remote line is particularly important. Many domestic and foreign academic institutions, enterprises...

Route planning and optimization is significant for milk run system. Therefore, taking minimizing the transportation cost as objective, a route optimization model of milk run was developed. For the discreteness of solution, a discrete firefly algorithm based on bi-layer coding was proposed. Finally, through...

Precipitation washout is a common and effective measure to restore the storage capacity of reservoir. In order to study erosion effects under the condition of different boundary conditions, control water level and flood duration in later sediment retaining period of Xiaolangdi Reservoir flood duration,...

In recent years, the airlines industry develops pretty fast. However, the profit of airlines does not match with the inputs. So the purpose of this paper is that evaluating how serious the problem is by measuring the technical efficiency of airlines in China with the Stochastic Frontier Analysis. We...

Recycled waste brick (RWB) aggregate has obvious different properties from recycled concrete (RC) aggregate and is hardly accepted because of its lower strength and higher water absorption. The effect of recycled waste brick fine aggregate on compressive strength and flexural strength of mortar was studied....

With the widely use of cloud-based MapReduce frameworks, an increasing number of solutions have been proposed to optimize the performance of the cluster. Majority of the existing studies concentrate on optimizing the task scheduling or resource provisioning mechanisms to improve the platform’s data processing...

Bag of Features (BoF) has been successfully exploited in content-based image retrieval for several years. Due to its performance and popularity, several extensions have been proposed that involve feature description, dictionary building, feature encoding and post-query process, etc. This paper proposes...

In this paper, a vision-based target detection and tracking approach using improved multi-feature camshift is presented. Because the traditional camshift based on single feature is not robust when the background color, illuminate and target deformation change, it may lead to lose target or failure of...

The urban-rural dual structure is a product at a certain stage in China’s economic and social development, which causes the inequality and imbalance of economic and social development in rural and urban areas as well as severely restricts the construction of a holistic well-being society. It is inevitable...

Ecological environment and natural resources are the basis for the development of tourist cities. During tourism development, the ecological environment and natural resources will be greatly challenged. These activities may affect the environment, so the construction of tourism activities should be carried...

To assessment the sustainability of resource-based city development from the perspective of ecology, this paper evaluates the sustainable development level and ecological security of HanCheng City with combined method of ecological footprint and the sustainable development index. The results show that...

The research of this paper is of theoretical significance. Bankruptcy probability is an important basis for insurance companies to measure the risk, help insurance companies to prevent and resolve financial risks. Bankruptcy theory as a risk theory of the main research topic, of course, requires consideration...

UAV is increasingly popular in the field of military, civil and scientific research, since its low loss, strong adaptability and high mobility. This paper introduces the design and implement of the visual tracking system based on the rotor UAV, and gives the UAV a function of continuous and stable tracking...

Chinese modern architecture was the most popular style in the period of 1930s influenced by the style of Beaux-Arts of architects, Chinese Palace style architecture. Here we talk about the traditional inheritance of the Shanghai Special Municipal Government Building and the comparisons between the western-influenced...

The Ansys finite element software is used to calculate the crack opening displacement and Stress intensity factor (SIF) for Single-edged notched tension (SENT) specimen of Clam steel under the tension of 1000N. During the simulation, the crack opening positions for five groups and the different crack...

With the rapid development of modern aviation industry, the air traffic is becoming more and more advanced, modern communications technologies are required to ensure aviation safety and the efficiency of navigation. The concept of aeronautical Ad Hoc network have been proposed on these requirements,...

This study makes use of (1) LifeMod biomechanics software to construct customized user parameters; (2) the load conditions of hip joint and knee joint created by software analysis to serve as a basis of motor rating selection; (3) foot plantar pressure measurement plate and gesture recognition sensors...

This paper mainly discussed how to generate three-phase sine wave by ATmega128A single chip microcomputer. The paper describes the principle of sine pulse width modulation and pulse width algorithm of SPWM wave in detail, briefly introduces the structure and the function of ATmega128A microcontroller,...

This paper focused on research the dynamic adsorption capacity of immobilized microorganisms on diatomite-based carrier material. Several important parameters were studied, including different immobilization methods, pH value of cross linking agent, the influence on the physical properties and degradation...

The bean products wastewater treatment process has been studied by SBR. Theexperimentstudied effective of reaction timeunder low dissolved oxygen on SBR system. The experimental result indicated that under the condition of influent COD is 330~460mg/L, the reactor has a good degeneration ability of COD,...

According to the structural characteristics of planetary gear transmission in the field of high-power tractor, a statics of calculative model for the load distribution of planetary gear transmission system is established. With the theory of equivalent mesh error, the main factors which affecting the...

In the vehicle energy management and battery management system, the parameter monitoring system of the battery is the important basis to ensure its operation. The new observation system for state of battery is designed according to the principle of storage battery and its charge and discharge characteristics....

A method of reversible data hiding in encrypted images is proposed, in which either data-extraction or image-recovery is applicable to an encrypted image. The proposed method is a reversible data hiding in encrypted image with improved performance. A content owner first encrypts the image by permutation...