Advances in Engineering Research

The aerial electric operation vehicle is to meet 10kV and the following live line maintenance work. The insulation system is basically equipped with electric operation vehicle, equipped with one of the most important at the same time. Insulation system including insulation and isolation insulation protection...

With the strengthening of ecological and environmental awareness, under the influence of sustainable development concept, the planning and design of new modern urban eco-sightseeing agricultural garden, which integrates agriculture, sightseeing and relaxation, has been started to promote the development...

he tradition of architecture design is a complete set of expression symbol formed within a specific region, with the edification of the region's unique culture and after a long time of precipitation

In this paper, through the compressive test of three graded dam concrete, using the method of strain electric testing, recording the value of stress and strain synchronously. A new strain sensor which was designed and processed is proved that is cheap, convenient, and can be used widely.

The compressibility factor is solved using the RKS equation and the corresponding calculation program. Redlich-kwong- Soave the numerical calculation method for solving the compressibility factor, R22 and CO2 is calculated and compare it with standard values, so as to verify correctness of program. Finally,...

Lycoriella pleuroti Yang et Zhang (Diptera : Sciaridae) and Scatella tenuicosta Bennison (Diptera : Ephydridae) have become major pests on greenhouse seedlings and caused lots of economic losses, which has greatly restricted the development of modern facility agriculture in Wuhan. We reported here the...

The main independent controllable parameters in drilling oil and gas wells are the weight on bit and the frequency of bit rotation. When drilling deep directional wells with horizontal sections of the wellbore, the weight comes to the bottomhole with a delay due to increased frictional forces during...

Subsatellite point for geostationary satellite(GEO) need to be retained based on the continual orbit maneuver, especially for GEO satellite of partial subsatellite point. How to recover orbit rapidly for GEO based on short-arc tracking is the key factor to improve the service performance and usability...

The development of Backward Stochastic Differential Equation Theory is just a thing happened in the past years. Although its development and application is far behind Forward Stochastic Differential Equation, its wide application prospect on financial mathematics gets more and more attention. The meaning...

By analyzing large GIS substation hub horizontally style, typical sub-voltage electrical layout design, grading flat and interior layer, sub-voltage, level of body building. Discuses the principles of the annular radial GIS substation and square radial GIS substation layout design. Generally large hub...

In the Big Data era, users increasingly prefer to take clouds as major locations for data storage. With the presence of cloud computing, vast amounts of data bring huge social and economic benefits to all of us. But this also poses daunting challenges to the data storage security. The existing security...

This paper studies on non-contact charging system for performing robots based on the technology of the electromagnetic coupling resonance. Besidesthe system can charge the battery in the process of performance.The structure of the Wireless Power Transmission(WPT) is given,and its working principle is...

Chinese traditional wooden structure, applied to the foundation column directly above is the main form of connection between the column node, without any connection between the vertical support column, and base and foundation provides only horizontal friction. Gold box bucket bottom slot hall-type building...

Based on the problem of abnormality of the pitch angle’s residual error in the dynamic calibration process of the Ka system, this article analyzes reasons of the problem from many aspects. It checks reasons one by one and finally determines the main cause of the problem. Through the parameter correction...

The "golden section" is an ancient mathematical method, it is ubiquitous, and created all things beauty of harmony, over the years has frequently been applied to art, painting, design and other fields, and often play the beat all effect. According to many years of engineering practice, the" golden section...

Customer relationship management is a mode of management that emphases meeting the demands to promote the entire enterprise business. The third-party logistics enterprise is an emerging industry, its nature is the service, and it provides services for end-user products and the manufacturer production,provides...

Sentiment Analysis is an important research area in data mining. Recently, various topic models for aspect detection and sentiment analysis have been proposed, many of which are based on Latent Dirichlet Allocation(LDA) unsupervised machine learning approach. LDA requires the number of topics in advance...

In this paper, a Kunitz trypsin inhibitor from soybean meal was isolated to apparent homogeneity by a combination of phosphoric acid extraction, heat treatment, ammonium sulfate precipitation, ion exchange chromatography, affinity chromatography and gel filtration. The results showed that the specific...

Brain-computer Interface (BCI) technology is an innovative field of technology that enables the human brain to communicate directly with computers or other electronic devices. This technology uses principles from neuroscience, computer science, and engineering to control external devices or software...

The purpose of this study is to construct an improved forest fire detection model to improve the accuracy and real-time performance of UAV fire detection in forest environment. By introducing MobileNetv3 into YOLOv7 as the backbone network, its lightweight and efficient feature extraction capabilities...

This paper delivers the research on the core technology and the development tendency of the modern preci-sion machinery manufacturing. Precision technology development and application, to promote the machining precision of the whole mechanical manufacturing and technical level is of great significance...

Pod bracket is the connecting part of azimuth axis and pitch axis, due to the influence of the plane attitude, wind resistance and other factors on the plane, its rationality and reliability of design deserves a high degree of concern. First, the specific structure is determined according to the technical...

A novel micro-step rotary actuator worktable is presented in this paper.The worktable uses the symmetric structure design and works with an inside clamping of the stator, controlling the axial positioning of the motion conversion mechanism and reducing the deformation of deviation of the axial at the...

As a country whose resources are deficient, Japan is being positive in exploring new energy and ahead of other countries. Electric power, as an important form of energy, is both primary energy consumption and secondary energy production industry, and Japan has made enormous efforts in new energy application...

In this paper, the pressure effects of arcing faults in the shipboard MV switchboard are analyzed. First the estimated method of arcing fault energy is discussed. Then the pressure model of the MV switchboard due to arcing fault is put forward. And based on Simulink platform, simulations are processed...

This paper is to study the effects of different mixed planting patterns of Chinese fir (Cunninghamia lanceolata) on nutrient contents in plant. One-year-old seedlings of C. lanceolata were used and mixed plantation of C. lanceolata with both Michelia macclurei and Schima superba in high planting density...

The paper introduces the basic structure, physical and chemical property as well as the own defects of epoxy(EP), making a summary of main ways of improving EP. By analyzing the advantages and disadvantages of the mechanism and technological approaches which organic silicone, nano particles and polyurethane...

To overcome the the drawbacks of poor wear resisitance of titanium and its alloys, so far many efforts have been made to improve wear resistance and some techniques have been developed. Theses techniques can be classified into two categories: surface coating and surface cladding. Surface coatings generally...

Based on the connotation and function Prognostics and Health Management (PHM) technology, the feasibility of PHM applied in status management of environmental testing equipment was analyzed. The status management system of environmental testing equipment based on PHM was proposed, in which the functions...

Objective: To investigate the occurrence of exercise stress gastric ulcer during motilin hormone content and expression of HSP70 and dangshen on Exercise Abstract.Objective: To investigate the occurrence of exercise stress gastric ulcer during motilin hormone content and expression of HSP70 and dangshen...

Electromagnetic concentrator as an important wave-manipulation device plays important roles in receiving antenna, solar cell or similar devices. However, anisotropic and inhomogeneous material properties seriously impede the practical fabrication of the device. In this paper, an equivalent realization...

Through the research on the characteristics of computer products, this paper constructs the customer satisfaction evaluation model of computer products. Based on the statistics and analysis of data, the evaluation of customer satisfaction of computer products is obtained by using fuzzy comprehensive...

The richness and integrity of the landscape view gallery are determined by its architectural height, architectural style, architectural color, and architectural form and distribution. The protection and control of the landscape view corridor is an effective way to help the overall protection of the historical...

This study investigates the impact of road geometric features, specifically horizontal curves, on the speed parameters of various vehicle types in heterogeneous traffic conditions. Data were collected from two designated sections using video graphic techniques, enabling a comprehensive analysis of vehicle...

In order to boost the use value of biogas residue, main factors in dry fermentation were chosen to design an experiment to observe nutrient changes under different conditions before and after dry fermentation. The effects of manure-crop ratio, inoculum size, dry matter concentration and fermentation...

In "Internet+" era, how to real-time monitoring and build effective pre-warning systems of the network public opinion crisis has become a required courses for government departments and enterprises. This paper sufficiently considers the development,changes in laws and characteristics of the network public...

The fire tests included fire load and fire temperature had been conducted to twelve reinforced concrete frame structures with ISO834 standard heating up curve. Furthermore, the creep tests had also been done under room temperature to the above twelve structures after cooling and one structure which with...

Atomic and electronic structures of CrB2 (0001) freestanding ultrathin films are investigated using first-principles total energy plane-wave pseudopotential method based on density functional theory. The slab models are simulated for both Cr termination and B termination with different slab thickness....

Transmission line pulse (TLP) is a useful tool in immunity test of electrostatic discharge (ESD). The pulse width and rising time of TLP waveform is the key point of the anti-static interference test. A TLP generator is built based on the principle of TLP. The generator is used to test and analyze influences...

Empirical mode decomposition is an advanced time-frequency analysis method, but it will produce a few invalid components in the process of decomposition. For this problem, the paper proposes a nonlinear correlation coefficient method that is based on the average mutual information. The method can get...

To deal with the deficiency of the existing image threshold segmentation algorithm, combining the advantages of Artificial Fish-swarm Algorithm (AFSA), based on the improvement of the AFSA, the thesis proposes a new improved image threshold segmentation algorithm which is the combination of the AFSA...

There is a significant regional difference of NOX emission in China; the total emission amount of economic developed areas is larger while the economic developing regions are relative smaller. From the point of view of the changes, the total emission declining rate of developed areas is larger, which...

With the development of science and technology, a large amount of intermediate data is generated by computer needed to process by visualization technology, in order to achieve computer-aided analysis, reproduction of the objective. Modern data visualization refers to translate the data into the graphics...

The essence of modern warfare is the information war, The advantage of the information is the prerequisite for the victory of modern war. With the widely used of electronic technology in the military, the struggle in electromagnetic field become more and more sharp, the information network technology...

The objective of this paper is to improve the perfomance of cargo delivery by minimazing the number of cargo damage. This paper explains the steps to reduce cargo damage and also explains what the usual reasons are that cause damage to cargo. The most important things to be noticed is how to handle the...

The method of micro hole forming indented by a conical diamond into a metal sheet based on glass substrate is an innovation. In order to solve the cracks problem of the hole edge during the indention experiment at present, the changing simulation of grain size and effective stress of the copper sheet...

It is essential to investigate the influence of calcium-silicate-hydrate (C-S-H) nanocomposites on the hydration process of cement at different dosages. This study presents the synthesis of C-S-H nanocomposites (NC) via coprecipitation and characterization using DLS, TEM, XRD, and FT-IR. The influence...

The wedge blocks on rock slope generally wide-range spread varying in occurrence condition, geometry, and dimension, resulting in complex instability mechanism and difficult stability evaluation. A series of slope models with wedge blocks including both symmetry and asymmetry are studied to reveal the...

This article surveys the present research situation and development tendencies of multi-object tracking (MOT) technology relying on deep learning. Firstly, it introduces the basic concepts and key technologies of MOT, including core components such as target detection, data association, and trajectory...

This article describes the approach of experts of the National Research Moscow State University of Civil Engineering (MGSU) to the construction of modern operating systems in buildings using BIM-technology. This article was performed within the Russian State task.

A curved box girder bridge was simulated by ANSYS software, and the interlaminar contact form of deck pavement was achieved by the contact element and target element. Stresses of the asphalt concrete pavement were calculated and gained when material parameters were changed and interlaminar disengaging...

This paper presents a method of route leak anomaly detection based on optimized "valley" rule. This paper amended the "valley" rule which used to detect route leak anomaly to improve the route leak detection precision. The experimental results show that the AS relationship recognition algorithm can recognize...

Factory automation (FA) system software is a bridge to realize information exchange between processing equipment of semiconductor equipment and factory host. It receives the control instruction sent by a host, and sends the control instruction to the manufacturing equipment after internal analysis and...

Since the mobile network become popular, threats and challenges upon the security of cellphone are more serious than ever. However, the vulnerability testing methods are limited in the old white box testing which the manufacturers adopt basing on the knowledge from the original information of designing...

Cardiovascular disease is a serious threat to human health, the cause of which is mostly coronary atherosclerosis or spasm caused by vascular stenosis or obstruction. For the at the same time, digital subtraction angiography (DSA) is cardiovascular disease is the main means for modern medical diagnosis,...

In this paper, we propose a new saliency detection method based on graph. The method firstly uses SLIC to segment the image into a set of superpixels which are not overlapped, and regards these superpixels as nodes of the graph, then constructs a partly connected graph with these nodes. Secondly, the...

Modifying joint interfaces’ contact model of two spheres makes contact model more universal. On the basis of contact theory, energy dissipation mechanism and domain expansion factor’s effect, the elastoplastic fractal model of contact damping on two spheres is constructed. Numerical simulation results...

A large number of urban rivers in China have been heavily polluted, and occurred so-called black-odor appearance. How to treat and dispose these black-odor urban rivers has become an urgent and important issue for Chinese government. In the last few decades, the treatment techniques for heavily polluted...

A PC beam was made and different prestressing force was inflicted to the beam to research the relationship between the prestressing force and the short-term stiffness of the full-PC beam and the partial-PC beam. Under all levels of prestressing force, a concentrated force is exerted at third point. At...

The content of diphenylamine in standard powder is determined by pure diphenylamine as external standard substance in this paper, the value of relative deviation is in the range of ±3%. The method was applied to the analysis of samples of powder, the vales of RSD (n=6) were found to less than 3% and...

Many marine bays have been polluted by many pollutants, and identifying the major pollution sources is essential to pollution control. This paper analyzed the distribution and pollution source of Cd in Jiaozhou Bay in 1988. Results showed that Cd contents in surface waters in Jiaozhou Bay in April, July...

Half shaft bushing is the important parts of automobile axle housing. Slug is a very typical defect in metal punching progress. In this dissertation, the punching slug forming process has been simulated by DEFORM-3D software, and related causes have been analyzed. To optimize the process data for punching...

This paper aims to describe research findings on the application of the Most Significant Change as a means of evaluating student learning outcomes in the Pancasila Education course. Especially changes in behavior related to the Five Fundamental Principles (Pancasila) values during the e-learning teaching...

At intersections, the interaction of different directions of traffic is frequent, and the conflict between straight vehicles is particularly serious, and the formation of continuous flow at intersections has become an urgent problem to be solved. Therefore, this paper proposes a continuous flow regulation...

The study explored the effects of electromagnetic field (EMF) exposure on gasoline fuel molecules using Fourier Transform Infrared (FTIR) spectroscopy. Gasoline samples were treated with an electromagnetic field of 1200 mT at exposure times of 180 s and 300 s followed by magnetic field removal (retention)...

The transmission of the coronavirus disease 2019 in Indonesia has forced the government to impose a large-scale social restriction. This restriction has lowered the chances of contact with the virus and at the same time encouraged people to shop online for their necessities. However, despite the high...

Based on the single-factor experiments of galangin extraction from the galangal,the experimental variables,the ethanol concentration(X1),extraction temperature(X2),extraction time(X3),and ratio of thanol to raw materia(X4) were estimated and optimized by the response surface methodology (RSM) .The statistical...

To study the method of measuring cytochrome P450 (CYP450) in fish liver subcelluar fractions ( S9 and microsomes). Fish liver microsome was obtained by differential velocity centrifugation, the concentration of protein of liver microsome was measured by Bradford, and the activity of mice CYP450 was detected...

Adoption documentary summary and logical analysis, we discuss the problems and matters needs attention during specific endurance training The result shows that there is a common problem in specific training, that is the weakness in training effect Meanwhile, it leads to backward overall.. level of specific...

This paper studies the carbon fiber structure, physical properties, chemical properties as well as classification of the carbon fibers and the application of carbon fiber, through appropriate material selection (the merits of the material), a large number of experiments (of manufacturing a heating element)...

We often see different time and space scenes, different stories and different viewpoints change organically through one lens converge to form a complete film in the movie, and one of a series of the shearing lens elements and convergence is the montage technique. Such a method actually also often exists...

Taking one typical reservoir bank slope as example, do comparative analysis on internal force and displacement of slope under different draining conditions through utilizing finite element software ABAQUS. Analysis results show that thrust of slope on retaining wall obviously increases with the lengthening...

In this paper, we propose a weighted immunization strategy on real networks with community structure. We first introduce the concept of bridge nodes on networks. It may be helpful for controlling the spread of epidemic to immunize the bridge nodes in the network with community structure. Then, we present...

Basin management is a kind of protection and management activity for water environment with watershed as the basic unit. The cross-border property of watershed promotes the formation of trans-boundary water environment management in a basin. Referring to some related experience abroad and combining with...

To understand the effect of atmospheric pollution, house decoration and Smoke exposure on the clinic casesof respiratory system disease , investigate the relationship between environmental factors and the respiratory system disease. Methods: To Survey the situation of patient's smoke exposure and household...

full scale structural testing was carried out on four (4) concretefilled FRP arch specimens. The model was found to accurately predict the response of the arch members. After initial failure has occurred the arch members retain their stability as well as a significant amount of their initial load carrying...

At present, most of the measurement and control communication services in the aerospace field utilize the S and C frequency bands. The usage of the higher X and Ku frequency channels is also increasing. However, as the frequency band resources become more and more crowded, the Ka frequency band necessarily...

Application of fertilizers in grain fallow rotation in the central part of Kurgan region increased the productivity of grain crops by 3.0-22.1% and enhanced the quality of grain as well. The application of lime affected the composition of SAC and acidity of chernozem. Combined application of lime and...

As for the loss of the comprehensiveness from the large amount of data when extracting information, this paper proposes a method of character information extraction based on semantic similarity algorithm to improve the comprehensiveness of the character information extraction of massive data in the network....

Chronic fatigue syndrome was found and understood in recent years. It is different from the chronic fatigue emerged with a healthy human body. A large number of study found it was possible with a wide range of pathogens such as viruses, bacteria and might cause infection-related immune disorder. Aerobic...

In the face of intense competition in the world of work, the development of study programs is absolutely necessary. To produce graduates from study programs who are reliable and competent in their fields, they need to be well prepared in order to compete with graduates from other institutions in the...

Ejector type mixer has a hot water pipeline based on the Venturi tube. Cold water flowed from the left side of the pipe. After the gradual reduction of the pipeline, its speed went up and its pressure decreased, making vacuum degree in pipe throat and drawing hot water into the main pipe. After cold...

Rate estimation is useful for many H.264/AVC applications including rate-distortion optimization (RDO) for fast mode decision and precise rate control. In this paper, we propose a new header rate prediction model and an adaptive algorithm to provide more accurate estimation of the number of total coding...

Systematic experimental studies on microstructure evolution and texture development of pure Al during torsion at room temperature are carried out by electron back scattering diffraction (EBSD) and transmission electron microscopy (TEM). The microstructure evolution states the grains of deformed pure...

Through test on flexural behavior of 2 CBF bar reinforced concrete simple-supported beams on three-point static loading until failure, the experiment researches and analyzes the differences of the crack distribution, the ultimate bearing capacity, the load-deflection relationship and the impact of crack...

A portable and adjustable camera fixture with multiple degrees of freedom is designed so as to solve the problem of fixing and adjusting the camera used in the trial of the tank equipped with newly-developed gas turbine. It is simple in structure, flexible and easy in use, and secure and reliable in...

Global buckling for exposed HPHT (High Pressure / High Temperature) subsea pipelines is an important feature that needs to be considered during detailed design. The design of exposed pipelines will aim for; either to document that the pipeline will not buckle laterally, or, that the pipeline will buckle...

The paper designs a performance test device to detect the performance of the magnet-orheological retarder at different temperatures,different magnetic fields and different speeds, and completed the experimental study. The device structure has the characteristic of simple, reliable drive, convenient and...

As the main carrier of the robot, the wheeled robot has been studied for many years. Wheeled robots are driven by wheels to drive the robot to move and work. The key technologies of single-wheel rolling robot, two-wheeled mobile robot, three-wheeled four-wheeled robot and six-wheeled robot are reviewed...

In this paper, a finite element model was developed to investigate the response of adhesively bonded joint under tensile load. Different adherend thicknesses were chosen to evaluate its influence on the stress state in the adhesive film. The results showed that adherend thickness have a significant influence...

In recent years, with the rapid development of China High-speed Rail and magnetic levitation transportation, the domestic rail transit industry has entered a high-speed, high efficiency, high safety and high reliability stage. Signal safety is the core of safe and reliable operation of rail transit....

Effects of powder characteristics on rheological properties of alumina slurries were preliminarily investigated by measuring the particle size distribution and flow curves under steady and oscillatory shear conditions. The particle size distribution of three kinds of alumina fine powders was fitted based...

The traditional preprocessing method in morphology analysis uses Mongolian suffix segmentation and stemming. But there exists many cases in Mongolian. If the case is not processed, the corpus will suffer from data sparse problem and lead to poor translation performance. Therefore, we sum-marize and research...

In this paper, salinity characteristics in North Branch of Yangtze Estuary is studied based on Fractal Theory by analyzing the observed saline data. The inner rules of salt water and fresh water mixing system can be expressed by fractal characteristic values (fractal dimension D and fractal proportionality...

In this paper, a least squares support vector machine with mixture kernel (LS-SVM-MK) is proposed to solve the problem of the traditional LS-SVM model, such as the loss of sparseness and robustness. Thus that will result in slow testing speed and poor generalization performance. The revision model LS-SVM-MK...

Diamond-like carbon (DLC) films are well known for their high hardness, low friction and excellent wear resistance. Therefore, DLC film coating can contribute to improving mechanical and tribological properties of materials. The objective of this study is to investigate the effect of solid and liquid...

According to onsite investigation and analysis of the geo-hazards in Youyu County,their main types are identified as landslide,collapse,debris flow and surface collapse The causes are analyzed in terms of topography,lithology,rainfall and other factors The research result has shown that the geo-hazards...

This paper is based on the problem of Wireless Sensor Networks (WSN) being easily invaded, but using the WSN intrusion detection model that is similar to the biological immune system the problem can be solved. After the working mode of the immune system is introduced and applied to WSN, the way to improve...

Bus differential protection is effective measures to cope with the bus-bar fault in ship MVDC system. A realization of DC bus-bar protection is based on digital protection device which are suitable for complex medium voltage power system. Firstly, the principle of DC bus-bar differential protection,...

Nowadays, human society is transforming from industrial civilization to new civilization. The rapid development of China has encountered tremendous pressure and challenges of resources and environment. We need a revolution in ideas to change the mode of economic development. With such a background, the...