Advances in Engineering Research

In this paper, a method is proposed to design the optimal vehicles routing scheme for the logistics distribution. By taking the distribution cost as the objective, the vehicle routing optimization model at the case of many clients and one distributing center is established with some reasonable assumption....

In order to make a research on the vehicle's ABS and AFS system, the fuzzy neural network controller was designed on the basis of the electric vehicle's steering and braking models. Then the genetic algorithms was used to improve the parameters of the membership function. For the purpose of the stability,...

With the increasing scale of issue, the list planning performance remarkably decreases in the three-step method. To solve this issue, an improved granular algorithm is proposed in this paper for the C2 model design. At first, the adaptability measurement of model is optimized from the perspective of...

Spring is to solve the common problem in many J2EE development, and can replace strong lightweight framework in the EJB technology. Based on Spring development construction project cost system, to improve the competitiveness of building enterprise and information technology services. First of all, based...

The article describes a hypotenuse-height deviation compression method of magnanimous point cloud data based on hierarchy. Firstly the point cloud is stratified into several hierarchies which turn into linear point clouds, then compressed by using hypotenuse-height deviation threshold. By experiment,...

The paper mainly introduce the intelligent network teaching platform designed and implemented by university computer foundation course network learning platform oriented to language c # and based on NET structure, which is connected with ASP.NET technology and ADO.NET technology. This network learning...

The flowing condition and the pressure on inner surface of ethylene in the 90°elbow pipe were simulated by means of FLUENT software, on the condition of 4 kinds of fluid density , fluid inlet velocity v, fluid outlet pressure P0, degree curvature k=R/d respectively. The database of elbow pipe pressure...

The small-sized drilling rig such as XY-100 is widely used in survey engineering. With the development of underpinning technique, more and more micro-pile should be drill near buildings and structures. The higher rig shelf should be upgraded for suit with limited space. The excavation of deep foundation...

Based on the ideas of risk classification and hierarchical supervision in risk management, the paper divides enterprises into several levels according to enterprise risk and other relevant factors, and establishes an index system of enterprise risk class evaluation through carrying out the work of expert...

Choosing proper earthquake ground motion parameters is important to establish a relation between strong ground motion and the earthquake damage. In this paper the statistical relationship between ten ground motion parameters and simulated mean earthquake damage indices of simplified masonry structures...

Ellipsoidal silicon nanoparticles were prepared by using the mesoporous silica as raw materials via an magneisothermic reduction reaction with the temperature program control method, while the sample get the corresponding ellipsoidal shape of mesoporous silica. The properties of the ellipsoidal silicon...

Recently the topic of Cloud Computing use is considered to be a burning issue as this notion is rather new and still not studied enough. Therefore, its advantages and disadvantages are currently discussed by the specialists. According to the definition, Cloud Computing is “a model for delivering information...

Focusing on the power decreasing of large-scale applications in network-on-chip, this paper proposed a modified genetic algorithm based method on low-power mapping. With communication weights of task nodes and structural features of mapping platform, this method acquired better initial mapping solution...

fiber-optic communication has become the primary means of information transmission nowadays. As the carrier of information transmission, the fiber optic cable has a variety of laying methods such as the direct burial, pipelines, overhead laying and so on. In this paper, starting from the current status...

In order to facilitate decision relation of nodes, support dynamic updates and improves the speed for XML data query, etc, this paper proposes a XML document indexing structure model based on binary tree encoding. The XML document tree uses trigeminal linked list of binary tree structure to encode nodes....

Particle swarm optimization (PSO) has been a popular research area in artificial intelligence technology, where the two issues of theoretical analysis and premature convergence have been the focus of attention. However, due to complex dynamics in particle swarm, the former has been conducted only in...

In order to extract detailed edge information, a multi-scale fractional differential edge detection algorithm is proposed in this paper. Firstly, the G-L factional differential is applied to enhance image with two different fraction differential orders (one is small and the other is big), then, the edges...

This article used CFD method to simulate features of air organization in dome cinema in summer, and analyzed the temperature field, velocity field, and comfort under different designs of ventilation. The result showed that using ground air supply in large space building could be easy to satisfy the thermal...

Construction project cost management is an important part of the construction project management, for the problem existed in the traditional construction project cost management developing construction project cost system to improve the level of management and information. Based on the DB2 database management...

We report a facile method for the synthesis of cuprous oxide nanocrystals with three different structure. High surface roughness spheres, self-assembly layered Cubic and snowflake nanocrystals can be synthesized directly by hydrothermal method. F127, CTAB and EDTA was used to be a precise control of...

In this paper, several technical problems were conquered, such as synchronous collecting measurement data, calibrating the beam’s space position of optical probe, and unified coordinate system,ect. Finally, the non-contact coordinate measuring system was built by using Pearl1298 CMM and optical probe...

There are many factors involved in the planning and design of high-rise buildings. This paper has analyzed requirements related to the planning and design of high-rise buildings and put forward the strategy of combining BIM with GIS technology in its design. Such a collaborative planning and design approach...

Distance measure of intuitionistic fuzzy sets(IFS) is a measure of the difference sizes between two IFS. The original distance measure definition is modified in this paper, the new distance measure definition and a new distance formula of IFS are provided. Pattern recognition method based on distance...

The finite element model of rotor-bearing system in large tube compressor based on the beam element which can be used to analyze gyroscope effect is established and the bearing parameters changed with rotation speed are considered. The first and second critical speed of rotor-bearing system can be found...

Separator is an essential component of battery between anode and cathode, but the commercial micro-porous polyolefin separator can hardly satisfy the continuously increasing battery energy densities due to its poor mechanical stability, low wettability, and limited electrolyte uptake. Poly(vinylidene...

A low power discrete cosine transform (DCT) architecture is presented. It is implemented through Loffler DCT based on the coordinate rotation digital computer (Cordic) algorithm and the canonical sign-digital (CSD) multiplier-less architecture. The synthesis results show that the proposed 8-point one-dimensional...

In order to improve the efficiency of XML document query and support XML document dynamic update, etc, this paper proposes a dynamic prefix encoding scheme based on fraction (DPESF), which uses the unlimited extensibility of fraction to implement XML document dynamic updating without the second encoding...

Industry 4.0 system generates vast amounts of data in the Operation and Maintenance process. To explore the value of these data is the key to achieve the goals and values of Industry 4.0. This paper discusses the various application scenarios of Big Data for the Operation and Maintenance process of Industry...

Due to the establishment of current maritime satellite communication link is often used communication on the move system, but it often does not apply to the offshore mobile small platform, and the current research in this area is less. This article first on the basis of dynamic simulation of the motion...

Performance-price ratio, safety and tensile mechanical properties of the new 3-strand fishing PP/PE composite monofilament rope (“PP/PE composite monofilament rope”) were studied in this paper. PP/PE composite monofilament rope was made with the fishing polypropylene/Polyethylene (PP/PE) composite monofilament...

DEFORM-3D is a finite element method (FEM) software that can perfectly simulate cutting process of materials. In order to research the cutting process of titanium, using DEFORM-3D software as a platform, through FEM on modeling and simulation to the cutting of TC4, the influence rule of cutting depth...

Multimedia technology is to point to by computer to text, data, graphics, images, animation, sound and other media information integrated processing, the user can through a variety of sensory real-time information interaction with the computer technology. Japanese multimedia hearing system is designed...

With depth increasing, mining environment of underground metal mine become severely, for the purpose of obtaining higher efficiency and safety in mining process, based on the framework of EPC system network to establish a completed efficient intelligent system for underground metal mine exploitation...

A triaxial compression test was carried out to investigate the effect of ultra high molecular weight polyethylene (UHMWPE) on concrete’s behavior, in which four kinds of fiber volume fraction (0%, 0.3%, 0.5%, 1.0%) and five kinds of confining pressure (0MPa, 3MPa, 6MPa, 12MPa, 18MPa) were designed. The...

The vibration analysis model of slab mill is established in this paper according with the multi-body dynamics theory. The relationship between the vibration displacement and time of the roller in different conditions is obtained through simulation analysis. Under different damping conditions, the vibration...

A graded composite strip with elastic variation in span direction is investigated in the paper. So far, studies about materials variation in span direction are rare. Here, the strip is treated as a plane problem, and the modulus varies exponentially with span direction, and Poisson ratio is constant....

Due to limitation of the optical fiber communication network coverage, the wireless technology is usually adapted to meet the requirement of applications in the smart grid transmission and distribution. In this paper, we study the electrical communication with integrated access technology to establish...

According to the characteristics of Three Gorges reservoir ecosystem in Chongqing of China, the index for potential capacity of ecological environment is amended for early warning evaluating the ecological security in 22 counties of the Three Gorges reservoir. Capacity of ecological environment was ranked...

Firstly, based on the theories and methods of acoustic intensity measurement, the surface radiation noise of the rear driving axle of minibus was tested in the bench experiment. With the analysis of the experiment data, sound power was calculated to plot the noise distribution of the rear driving axle....

In this study, Ansys was used to build a detailed finite element model of the steel latticed arch. The multi-scale model was adopted to analyze the behavior of the steel latticed arch and the finite element analysis results were analyzed comparing with the element beam model. The conclusion can be obtained...

With the rapid development of internet, all kinds of information increases exponentially. It is different for users to find their requisite information because of the widely distributed information of internet. In ordered to provide timely, conveniently and efficiently to farmers the interested agricultural...

Quadrotor Unmanned Aerial Vehicle is a kind of UAV, which is disturbed easily and has nonlinear and strong coupling characteristics. In the paper, the model of Quadrotor Unmanned Aerial Vehicle is presented, then the adaptive sliding mode control laws is designed based on the model. And the disturbance...

In order to study the surface ripples caused by outer ring vibration, we took the outer ring raceway and rolling body as the research object of the contact. The surface corrugation of the inner ring or outer ring would cause a periodic change of the distance between the inner and outer ring raceway....

Routing affects several protocols and impacts traffic analysis techniques. In this paper, an identity routing symmetry (IRS) metric is proposed to express network routing and its formulation is derived, which the forward and reverse flows coming from one node to another are exactly the same. IRS in three...

Architecture technology is development model based on some sort of application, offers a wide range of software reuse to provide a unified software development kit for developers and model architecture. First, research the infrastructure consists of Core layer, organization layer, communication layer,...

In order to solve the problem of automatic detection of agricultural environment data, the function of real-time data acquisition and processing and the detection and warning of rice diseases is realized. The networking, ZigBee development and space fuzzy data mining technology and established networking...

The support scheme of inner supporting of piling support is adopted for the deep pit engineering of the access of an underground garage located in muddy stratum of Xiamen, under the circumstance of the excavation depth, area, soil layer and surrounding environment of the foundation pit. The monitoring...

Applying the multi-dynamic theory, a dynamic model of the upper-equipment mounting system of some vehicle is established. An optimization model for the upper-equipment mounting system is constructed, in which the driver's vertical acceleration RMS value and upper equipment vertical acceleration, pitch...

The coordinated development of Economy-Resources-Environment (ERE) is a key component of sustainable development. Based on the connotation and framework of sustainable development of urban ERE, this paper employs the theory and methodology of System Dynamics (SD) to elucidate the economic growth constrained...

The hot deformation behavior of 70Cr3Mo back-up roll steel was studied in the temperature range of 1173-1473K with the strain rates of 0.01-10s-1, respectively. Based on the dynamic material model (DMM), processing maps of 70Cr3Mo steel at the strain of 0.1-0.7 were developed and investigated. The effects...

This paper intends to establish theft Trojans detection system capable of adaptive dynamic feedback learning. To achieve this goal, this paper first studies the characteristics of the network data stream and theft Trojans communication data stream, then introduces support vector machine algorithm based...

The objective of the present work is to study the interactive potential and forces for a diatomic molecular ion in plasma within the dielectric response theory.The results show that the interactive force shows the asymmetric property due to the wake effects. In addition, the force can be divided into...

This paper explains and demonstrates how to get stress intensity factors using different evaluation methods for a 3D plate with a straight through-thickness crack. The methods include interaction integrals, J-integral evaluation and energy-release rate. All results from these methods are compared with...

The repeated movement between the piston rod and the barrel during the process of cylinder impact will lead to leak and shorten the life of the cylinder. In order to research the distribution of dynamic stress and deformation of the piston rod and the bush when the piston rod suddenly stops at the end...

According to the frequency of LTE Band40 from 2300MHz to 2400MHz using for 4G mobile communication distributed by Ministry of Industry and Information Technology of China, a low phase noise, small size and low power consumption voltage-controlled oscillator (VCO) which can be used in mobile phones supporting...

In this study, the microstructure of extrusion welds (including charge welds and seam welds) in a curtain wall hollow profile made of 6063 alloy is investigated using both Optical and Scanning Electron Microscopy (OM & SEM, respectively). The grain size and the morphology, size and distribution of particles...

Melt quality has a crucial influence on the subsequent processing of casting ingot and the performance of the final product. Filtration is one of the most common and important purification methods to remove inclusions in aluminum liquid during melt processing. In this paper, based on the characteristics...

Usual security monitoring of civil airport generally uses fixed cameras to capture images and then to process them. There are some problems with performance including difficulties introduced in the information transmission, storage, and analysis of the process. Insect compound eyes offer a large field...

The semi-empirical and semi-theoretical method is adopted to simulate the response of gas continuous buried pipelines subjected to seismic wave propagation. Using the peak ground velocity (PGV) as the intensity measure, the maximum axial responses (strain or stress) of pipelines are calculated. The seismic...

Aiming at the problems that it is difficult to calculate and establish accurate mathematical model in the structure optimization with discrete variables, the Lagrange multiplier method is proposed to deal with the constrain conditions in the improved genetic algorithm which solved the problems of “premature”...

In this letter, we address the problem of a finite-precision implementation of demapper and decoder with parity likelihood ration algorithm for LDPC-Coded M-QAM systems. By exploiting the inherent property of the variations in bit reliabilities caused by QAM signal constellation, we introduce a novel...

Considering the optimization and multiple service levels agreement, this paper converts the resource allocation problem of Service-Based Software system in the cloud environment into a multi-objective optimization problem. Aiming at the cloud service resource allocation problem, this paper establishes...

Wireless local area networks (WLANs) based on the IEEE 802.11 standards are one of today’s fastest growing technologies in businesses, schools, and homes, for good reasons. As WLAN deployments increase, so does the challenge to provide these networks with security. Security risks can originate either...

A test site in West Kunlun area, China has been established to study the applications of WorldView-2 multispectral data to iron oxide minerals mapping. An iron oxide minerals distribution map was mapped by Spectral Matched Filtering (SMF) technique after the image data had been processed by atmospheric...

For the sake of characterizing composite lightning strike coupling damage, based on the method of continuum damage mechanics (CDM) and phenomenological analysis, stiffness matrix progressive damage degradation model of composite laminate structure with lightning strike ablation damage and mechanical...

In the network design, the choice of the network topology plays a decisive role for the realization of the function of computer network efficiency. The labeling problem of the computer network topology directly affects the network design and communication costs, etc. Generalized ring network topology...

Open arc welders have been used widely nowadays. A welder’s elastic deformation of every link would affect the final welding quality, and here it analyzed working accuracy reliability for open arc welder, taking flexible deformations into account, in this paper. Firstly, a parametric virtual model of...

In the era of low-carbon economy, the traditional electric power industry will be confronted with tremendous changes on its external environment and internal developing model. The electric power industry should also pay closer attention to low-carbon, energy–saving as well as the emission of the CO2,...

This paper focuses on the recent drone and gesture recognition technology, and we try to apply the gesture recognition technology to a drone platform. Thus, a drone system capable of gesture-controlled navigation is implemented. The major components comprising the system are Parrot AR. Drone [1], Kinect...

This paper presents a stability investigation of the water-lubricated journal bearings with rotating or stationary recesses. The dynamic coefficients and stability threshold speed of the bearings are numerically calculated by solving the turbulent Reynolds equation by using FEM. The theoretical results...

Mobile cloud computing has been a popular technology in the market for almost a decade now. However, even as the technology continues attracting more users, certain aspects of mobile cloud computing are relatively challenging to users and developers. These aspects relate to the architecture of the setup...

In order to solve the problem that the cuckoo search algorithm is easy to fall into local optimal value and cannot find global optimal value, propose improved cuckoo search algorithm based on local search optimization strategy. By extreme dynamic optimization algorithm local search operator is introduced...

10mm thick aluminum alloys 5A02 plates were welded using MIG beam in this paper.The MIG weld formation and microstructure morphology were studied,the hardness in the weld were measured, the tensile test were made.The test result shows that the cooperation of welding current,speed and root gap can lead...

On the computer classroom, most students using FTP or shared submit electronic work, but this method can easily lead to plagiarism. In this paper, to solve this problem in higher vocational colleges student characteristics, design and implementation of the job submission system, a great job of avoiding...

In contemporary urban construction, the priority is to conform to the urban development needs in accordance with ecological and low-carbon requirements. At the initial stages of planning a new town, energy planning and analysis, and establishing sustainable energy development strategies are necessary...

This paper focuses on the actuator fault detection for UAV. Firstly, the longitudinal dynamics model of UAV with actuator faults and atmosphere turbulence is given. Based on this, an observer-based fault detection filter is applied for residual generation, and a performance index is introduced, which...

The shape of welded joints directly affects the quality and stability of joints, so the weld shape prediction has great significance and engineering value to for process parameters selection. A mathematical model of fiber laser welding temperature field simulation is proposed for weld shape prediction...

Coal mine blasting equipment library intelligent management to regulate store of blasting equipment through real-time monitoring of blasting equipment storage environment (temperature, humidity, pressure and vibration). Using fingerprint identification to open the door, by computer or mobile phone remote...

Ce doped TiO2 catalyst was synthesized by sol-gel method. This gel was dried at 70 during 2 hours and afterwards was calcined at 500 for 4 h. Then, the anatase TiO2 catalyst power were obtained. The 0.3wt% Ce/TiO2 catalyst is efficient and stable catalyst for the photodegradation on the 2,4-DCP solution....

An independent component recovery approach for intrusion tolerance is proposed in this paper. Virtual Machines (VMs) are used to provide each online replica with an independent backup replica. The recovery of each component depends on the actual service state. A strict execution order is not needed to...

Systems in engineering field are becoming more and more complex nowadays, so how to exert maintenance support for complex systems is a critical problem. As the failure rate of most mechanical products is based on age, the replacement before the failure occurs is an effective way, by which the failure...

With the development of global economic integration and information technology, the IOT technology has wide attention from all sectors of society, as the government also attaches great importance to the research and development of the Internet of things, and now its research and development has already...

This study focus on derivation of such fragility curves using Carbon Fiber Reinforced Polymers (CFRP) technologies retrofitted conventional reinfored concrete (RC) factory buildings. A set of random earthquake waves which compatible with the response spectrum of major history earthquake waves in China...

With the development of multimedia computer technology , interactive projection is becoming an interactive display system and entertainment in people's daily life.Interactive projector based on actual needs, design gesture based feature extraction algorithm Hu moments, identified by SVM classification...

Soft set theory, proposed by Molodtsov, has been regarded as an effective mathematical tool for dealing with uncertainties. This paper is devoted to the study of uncertainty measures of soft sets in the framework of granular computing. The similarity relation induced by a soft set is proposed and the...

with continuous advance in reservoir prediction technology, the requirements for inversion accuracy are higher. It requires that seismic data must have features such as high fidelity, high SNR and high resolution. How to ensure the improvement of seismic data resolution on the premise of not reducing...

The effect of quenching condition such as air cooled (AC) and water quenched (WQ) treatment on the corrosion behavior of 6063 Al alloy was investigated by optical microscope, field emission scanning electron microscope and electrochemical work station. The experimental results showed that the corrosion...

Based on the structure mechanics analysis and fatigue mechanism study for the pin of the folded arm lorry crane, a new fatigue test equipment for the pin of the folded arm lorry crane is developed. The pins are quenched in different hardened layer depth ratio, and then 48 pins are chosen for the fatigue...

The reduction and control of residual stress is very important to improve the surface quality and machining accuracy of the parts. In this paper, in order to reveal the effects of different milling modes and process parameters on the residual stress, the aluminum alloy Al7050-T7451 is used as the machining...

According to the environment control of the joined greenhouse, one method that about the monitoring and intervention of the greenhouse environment with intelligent mobile phone and computer has been proposed. Firstly, the basic structure of the system has been analysed, several short and medium range...

The all vanadium flow redox battery (VRB) has been widely studied and is one of the most compelling storage technologies. Here, A new channel structure, that is, a composited arched flow channel, is presented and compared with rectangular, serpentine channel. Numerical simulations are used to study the...

We constructed the random SA-mixed models based on Sierpinski and 2-dimension Apollonian networks having scale-free properties, and we have shown our random SA-mixed models are scale-free. It is noticeable, adding unchanged motifs doesn't affect the scale-free behaviors of the origin networks. The random...

Considering the low efficiency of manual detection method in photon devices fault checking, a new detecting method by image processing for photon device is proposed in this paper ,through the new method, photon device images are captured by camera which is installed on microscope, filtering ,mosaic,...

Cement-gravel core material with clay cement and gravel as the primary ingredients is a new core material for embankment dam, and it is generally perceived to have broad applications in the field of dam construction since the stress-strain behavior of such core material is between gravelly soil core...

Present edge detection algorithms are sensitive to noises, they may not get ideal effects on image edge detections and results in unclear image edges. To overcome these shortages, a new edge detection model based on the image edge detection method of Sobel operator and theory of fractional differential...

With the development of Internet information technology, all aspects of society are in development to digital, information-oriented. Student management system is widely used in Colleges and Universities. Student management system contains a lot of valuable data, and has not been fully excavated. This...

Spraying microcapsules with polymeric shell onto a solid wall may be a way to fabricate multilayer films. Better understanding of the deformation and breakup of the microcapsule under spraying is of great importance for developing this technique. A two-phase finite element model was developed using the...

Water eutrophication have become serious ecological problems. White-rot fungi have been demonstrated to be a feasible means of control, but the genotoxicity mechanisms involved have not been reported. In this study, Cryptomonas obovata FACHB-1301 was co-cultured with Phanerochaete chrysosporium under...

Because of the complexity and uncertainty of network security, the static and single direction of network security protection has been unable to adapt to the changing network environment. Through scientific results of other researchers, we proposed a push-pull combination and multi index of fuzzy comprehensive...

As the most important part of wind turbine, the safety and reliability of pitch control system is very important. This paper deeply studies three aspects of pitch control system, including pitch controller, servo driver and backup power. At the basis of the control principle of pitch control system,...