Advances in Engineering Research

By using the human motion capture system for mechanical sensors, this paper makes the virtual actor is imitated in real time in Motion Builder and the motion of the real performer is imitated accurately. A set of human motion capture virtual interactive system is designed. This system mainly involves...

Based on the demand of island mapping, this paper analyzes the necessity of island mapping by aerial photogrammetry. Based on the key technical problems of island aerial photography, A3 aero-photography is used for island aerial photograph. This paper studies the route design, image processing and production...

The result becomes worse and worse with the increase of multicycle huff and puff. In order to stabilize the oilfield production in tight oil reservoirs, this study proposes a new development method which integrates CO2 huff and puff with factory fracturing technology. Based on the advanced seepage mechanics...

The paper solved the ordinary differential equation initial value problem on computer by MATLAB, using methods of Euler's method, improved Euler method and classical Runge-Kutta. It can draw a conclusion that simple error of Euler method principle is bigger, the calculation amount of improved Euler method...

Individual traditional buildings are widespread in the Central Asian region up to day. There are special building methods and guidelines are developed. The total number of individual buildings intended for housing is more than 2 mln. One type of traditional housing is “sinch”. More than 30% of structures...

The lead-acid battery is one type of rechargeable battery that is widely used by the public. Lead-acid batteries have many advantages, including lead-acid batteries that are easy to find and relatively inexpensive. However, the problem that is often faced by lead-acid battery users is that the user does...

In modern Building Information Modeling (BIM), precise boundary extraction is crucial for terrain construction and model generation. Addressing the limitations of current edge detection methods in boundary extraction from remote sensing images, this paper proposes a novel edge detection model named Efficient...

Technological advances have a broad and complex background, which involves various aspects of history, social, economic, and scientific. Like the industrial revolution that began in England bringing major changes in the way of production. The discovery of steam engines, mass production systems, and the...

In the context of existing transportation operations, cement-graded crushed stone compaction piles are used as a treatment method to address the damage caused by the infiltration of the lower layer of the loess foundation. By conducting numerical simulation analysis on this semi-rigid composite foundation...

Ghana’s urban environments are increasingly burdened by tyre waste, with limited strategies for sustainable reuse. At the same time, cities face a growing deficit in accessible, eco-friendly public seating infrastructure. This study explores the viability of utilizing rejected car tyres as a primary...

The text mainly matches with the graphics element to convey the theme of advertising and information and the graphic design of text itself is an important manifestation technique of the creative. This article illustrates the image of the text in graphic design, from three aspects of the text graphics...

Low ambient temperature destroys of dry-type air ore reactors often occurred in recent years. In this paper, single encapsulation dual winding reactor models have been prepared. X-Ray inspection has been performed for inner damage examination after destroy by short-circuit under low- ambient electrifying....

By analyzing the specific case of dam, we can determine the location of the new dam with using the model -- Analytic Hierarchy Progress (AHP), which figures out the result by three main criteria and each criteria is related to two or three sub-criteria. We get the proportion of three main criteria through...

Thermoelectric generators(TEG) is considered as a promising technology for utilizing low-grade thermal energy, while the cooling system plays a key role in TEG. A two-dimensional numerical model of jet impinging jet cooling is developed based on the commercial code FLUENT. The influences of several factors...

Crop straw is a valuable renewable resource, which holds great potential to be developed further. The estimation of the yield and collectable amount of crop straw is a foundation for its comprehensive utilization. Based on the output of major farm products, the collectable amounts of different kinds...

Establishing the model of the shallow lake ecosystem with stochastic excitation, with the stochastic averaging method and nonlinear dynamic theory, the model of the shallow lake ecosystem with stochastic excitation was simplified. Based on the Stratonovich-Khasminiskii stochastic average principle and...

Wind energy as an inexhaustible green energy is the development trend of the future. Wind turbine bolts play an important role for the service safety of wind turbine, and have become the new promising product of the fastener industry in the world. But because of the high strength bolt connection failure...

Mechanical behavior of granular media is important in many fields of studies such as the deformation of soil, slope stability, or the bearing capacity and so on. The mechanical behavior of granular media has been studied by borrowing the stress-strain models, such as elastic, elasto-plastic, or plastic...

The study about protection and recycling of existing buildings in the historical blocks is very hot. At the same time,the transformation of the existing building’s performance is the trend of green building’s develop. This study include the reshaping of the functional value and the improvements of performance....

Thermal dissolution (TD) of Shengli lignite was carried out in isometric solvent of methanol and ethyl acetate (EA), methanol, and EA to offer the thermally soluble fractions 1-3 (F1-F3), respectively. F1-F3 were analyzed by gas chromatography/mass spectrometry and direct analysis in real-time ionization...

Hectorite has been designed and synthesized by hydrothermal way, which is used for removal of methylene blue (MB) from aqueous solution. The experiment data was analyzed using pseudo-second-order kinetics, intra-particle diffusion and film diffusion. The characteristic parameters for each model have...

In this paper, we adopted natural rain experiment method to study the transformation of the change of raindrop speed and diameter with time and the results indicated that the rain intensity change strongly with time at the natural rainfall. At the natural rain,the raindrop speed mainly at 0.4-8.2m/s...

This paper studied doubly fed induction wind power generation system and modeld its wind turbine and generation. The vector control algorithem was proposed to conduct MPPT (Maximum Power Point Tracking) strategy. An experimental platform was built based on DSP of TMS320F28335 series.The experimental...

Reverse logistics is a relatively new field in logistics research and has always been enjoy the reputation of environmental logistics. Coal production not only has relatively large pollution for the environment and serious waste,but also there are plenty of recyclable materials. The introduction of reverse...

New energy has developed rapidly under the current background of coping with energy crisis and environmental changes. However, new energy generation such as wind power, photovoltaic, etc. is characterized by randomness and intermittency, and new large-scale new energy incorporation brings new power to...

Lithium-ion battery (LIB) technology further enabled the information revolution by powering smartphones and tablets, allowing an unprecedented performance of these devices against reasonable cost. Currently, this battery technology is on the verge of carrying the revolution in road transport and energy...

After coal mining, rock movement, fracture and stress redistribution of roof and floor surrounding rock are caused and mining-induced fracture field is formed. The fractured zone formed in overlying strata is an important channel and space for gas discharge and storage. The efficient gas drainage can...

In this paper, we developed a fault diagnosis algorithm of solar panel for solar street light. It measures from solar panel's open voltage to load voltage at the cut-in and saves that voltages characteristic curve in memory. By comparing the steady state curve with saved curve, the solar panel's fault...

In order to investigate the vibration characteristics of the object in the nondestructive test using thermosonics, the device for measuring vibration micro-displacement was built based on the laser displacement sensor and the ultrasonic excitation equipment. On this basis, the vibration displacement...

Internet of things (IoT) is technology that can make the devices communicate with each other and can be controlled from everywhere. Through this IoT technology, the smart lamp was made so the human can control the lamp in their house from everywhere and the lamp can work automatically based on the environment....

When the actual project adopts the traditional flow construction method to organize the flowing construction of different steps and beats, there are usually defects such as longer planned duration, or the dominant construction process cannot be operated continuously between the layers. In order to effectively...

Convolutional Neural Networks (CNNs) are widely used in deep learning because of the power of convolutional operations. However, the convolutional layer often becomes a performance bottleneck when performing complex computations, especially in resource-constrained environments. To address this problem,...

Laser ablation in liquid has become increasingly more popular due to it’s short preparation time, no need for hazardous chemicals, a wide selection of nanomaterials, and it’s properties that can be easily tuned by adjusting parameters in the ablation process. This research compares the production rate...

With the development of technology and the requirements, the requirement on materials performance is more and higher in all walks of life. Especially in aerospace and other high-tech industries is more demanding mate-rials with high temperature resistance, erosion resistance and other characteristics....

Through the course of the economic cycle and the development of urban real estate industry analysis process, economic development, in-depth study of the real estate cycle fluctuations and macroeconomic volatility relationship, trying to figure out the development of the real estate cycle and links between...

It's urgently needed to solve the "Engineering water shortage" problem cause of serious leakage of surface water, poor water resources availability and difficult water resources utilization in Karst area in Southwest China. To reasonable evaluate water resources security situation in karst area, this...

Ultrasonic vibration cutting (UVC) as an advanced technique has been widely used in order to increase productivity and stabilities in machining of difficult-to-cut materials. The authors presented a chatter monitoring and signal processing system for turning a slender workpiece. A suitable tool nose...

This paper proposes a new starting and low speed control method of sensorless control for permanent synchronous motor (PMSM) based on high frequency rotating voltage signal injection. This method can control the motor starting from standstill and running in low speed no need to distinguish the polarity...

With the rapidly developing of electrified railways; the power quality problems caused by traction power supply system have been increasing taken into account by railway and electricity department. In order to evaluate power quality, the models based on PSCAD/EMTDC of typical traction power supply system...

Currently existing residential buildings energy-saving are include two ways: reform of building envelope and reform of building heat metering system. The study of building envelope energy-saving technical measures includes: wall insulation, window glazing, roofing insulation, However energy-saving for...

In this study, we report on the electrical and optoelectronic properties of field effect transistors based on multilayer MoSe2. The multilayer MoSe2 device showed a room-temperature mobility of 27.3 cm2 V 1 s 1 and possessed a high gate modulation larger than 105. We obtained an ultrahigh photoresponsivity...

This essay put forward an analysis solution on the basis of the computer software-Matlab, from the output and input of the dynamic circuit system's mathematic establishment to the solution of the mathematic model of differential equation. It make use of the high quality numerical of calculation function,...

Due to the current explosion of the network traffic generated by content production and dissemination applications like popular video, Content-Centric Networking (CCN) has been the topic of recent research. In-network caching for CCN is expected to achieve an adaptive content delivery in the network...

As a kind of sustainable development mode, energy-efficient building and green design is not only the ideal way of the new rural development of China in the future, but also the direction of the world’s development. When taking the green energy-saving design practice and application of the new rural...

This paper applied UVM (Universal Verification Methodology), an advanced verification methodology which was based on SystemVerilog language to build AES (Advanced Encryption Standard) IP verification platform and environment. Functional verification of the AES module, through a large number of testcases...

Based on the elastic foundation model and wave theory as well as fluid mechanics theory, considered of the influence of flow velocity in the pipe, vertical force of buried water supply pipeline are analyzed under the action of seismic wave. The bending moment and stress formula are derived, and the vertical...

Sliding joints are very often used to reduce shear stress in foundations if this shear stress arises. This paper explains and demonstrates reasons for application of sliding joint in to foundation structures and its basic function. The laboratory tests of modern sliding joint are introduced too. At the...

For the first time, the philosophy of information puts forward the world view of “the dual existence of material and information” and reclassifies the area of existence. It’s viewpoint of “existence = material + information” establishes the theoretical origin of the information ontology and clarifies...

In this paper, the structural design of the three-axis turntable mechanical platform of flight simulation is mainly carried out. The structure and driving mode of the simulation turntable are selected. By reading the literature, the selection of the frame material of the shaft and the selection of standard...

Production of safe and high-quality milk with the disease of cows with mastitis is the relevant objective. In the production of milk, it is necessary to strictly observe the technology and the veterinary and sanitary rules for milking, to carry out timely diagnosis and treatment of cows with subclinical...

Urban lakes water quality and quantity is affected by many factors. And there is a correlation between the various indicators of water quality and quantity. This paper selects the water temperature, pH, dissolved oxygen, chemical oxygen demand, permanganate, BOD, ammonia nitrogen as the main indexes,...

Gas Station Z is a retail entity selling various fuel products such as gasoline (pertalite, pertamax) and diesel, the demands of which were fluctuating. Such a fluctuating demand often contributed to a condition in which customers failed to get the product at the right time. In addition, the gas station...

Multiple-choice test is one of the most widely and popularly used tools to evaluate students’ competence and knowledge. This type of test mainly used at various levels considering its efficiency, reliability, and the easiness in the standardization process when compared to other types of tests. But unfortunately,...

The recent Covid-19 pandemic has shown that transportation has a significant role in creating a healthy society. Human mobility can be tracked and traced to map the spread of infectious diseases using screening, tracing, and tracking methods through policies and applications. This momentum has accelerated...

Tailings is very important facilities in mine enterprise production. Tailings dam safety related to the safety of life and property of the dam downstream residents. Therefore, they pay more attention on the safety of tailings dam. According to the need of tailings safety monitoring, the ZigBee communication...

In this letter, a novel scheme which can realize high-speed optical signals transmission and reception by using 4-pulsed amplitude (4-PAM) modulation and demodulation in 10 Gb/s free-space optical (FSO) systems. In this scheme, one PAM sequence generator module, one M-element pulse generator (MPG) module...

Wireless Sensor networks is a dynamic domain develop innovative applications linked to a specific environment, and to the challenge of designing totally autonomous communicating objects. The aim of this work is to define architectural operational solutions able to maximize the lifetime of these sensor...

According to main circuit characteristics of chopper cascade control system under steady state, and system speed characteristics, mechanical characteristics, differential equations of main circuit of chopper cascade control system is established under state-space averaging method. Using the second-order...

AES key expansion algorithm doesn’t have one-way property, and it can’t prevent the sub secret key reverse. So an improved algorithm of AES key expansion based on Iterative-Compression was proposed in this study. The algorithm confused initial key by cyclically shifting, and then the 128-bit key iteration...

In the launching processes of Rod-less Cylinder ejection device, the pressure is much higher than the air critical pressure, and the temperature can deviate significantly from the Boyle temperature. In such situations, the thermo-physical properties and pneumatic performance can't be described accurately...

Shooting stability is an important factor in the performance of wheeled vehicle artillery combat, has always been the focus of the artillery designers. The mechanical properties of the soil are the important factors that affect the stability of the artillery. In this paper, the vibration problem of the...

System in package（ SIP） is characterized by any combination of more than one active electronic component of different functionality plus optionally passives and other devices assembled preferred into a single standard package that provides multiple functions associated with a system .this paper introduces...

Carbon emissions' measure and share is basis of many low carbon electric technologies, only the carbon emissions of every participant is specific can the enthusiasm of taking part in electric system emission reduction be motivated. In this article, a calculate method of electric system carbon flow is...

According to the arrangement mode of ship anti-heeling airbag and the principle of various connecting and fixing modes, the corresponding connection device is put forward, and the force condition of the connection device is studied, and the strength of the connection device is analyzed. The results show...

The article reveals the cause of road accidents in the passing direction on the federal roads of the Krasnoyarsk Territory. Analysis of the composition of the traffic flow showed that 50% of cars in the Russian Federation are not equipped with the ABS system. Studies of the magnitude of the braking distance...

Based on the power formula, this paper studies the performance standard of IP multicast performance evaluation. Firstly, the paper analyzes the performance target of IP multicast application. And then, two kinds of performance evaluation criteria were put forward, one of which is based on throughput...

Considering the size effect, temperature effect and hardening effect of the material in the shear zone, the shear strain and the shear strain rate of the material in the shear zone are studied by theoretical calculation and experimental study. Hydrostatic stress and shearing flow stress with the cutting...

Antibiotics are widely used to treat or prevent human and animal diseases, as well as to promote the growth of animals in livestock breeding and aquaculture. As a type of antibacterial drugs, antibiotics have been widely applied in human/animal disease prevention, disease treatment, animal husbandry...

Through 3D modeling and simulation software UG and the MOTION contained in it , the preliminary 3D modeling of 3D human vestibular training swivel chair which is the first generation of products based on spherical 4R spatial mechanism was completed , meanwhile the exact masses of counterbalance was obtained...

Aiming at the problems of low community quality and low efficiency of the existing community discovery algorithms, this paper improves the community discovery algorithm by selecting the seed nodes based on the Louvain algorithm. Experimental results show that the improved community discovery algorithm...

Due to disadvantages of premature convergence and poor local optimization, a structural damage identification based on wavelet-genetic stimulated annealing algorithm(abbreviated to SAGA) was proposed.Firstly, wavelet analysis is applied to identify the structural damage location and the number of damaged...

In the process of painting a product, it commonly occur defect results including corrugated painting, perforated, less smooth, speckled and uneven surface of painting. This can occur due to the setting parameters in the process of painting is not appropriate. This research is done to reduce the high...

Under the new situation of significant changes in the supply-demand relationship of China’s real estate market, local governments, on the one hand, urgently need to release certain land development preferential policies to stimulate the process of urban development and construction. On the other hand,...

In recent years, due to factors such as extreme climate and human activities, droughts have occurred frequently in middle and lower reaches of Yangtze River, causing certain adverse effects. In order to understand the runoff evolution law in middle and lower reaches of Yangtze River under dry conditions,...

Soil salinization in coastal areas is closely related to the capillary rise of groundwater. However, the water-salt distribution pattern due to capillary rise in soils with different salinization types is not clear. Through indoor soil column experiments, the capillary rise process in typical coastal...

Roads have a very important role in advancing national development, structures made of concrete are very susceptible to cracking due to the brittle nature of the material and the nature of concrete that is strong against pressure, but weak against pulling. And the utilization of waste material as substitution...

For studying the metal's three-dimentional platic flow mechanism along the longitudinal direction and lateral direction in rail universal rolling, the relationship between the metal flow volume and the elongation coefficient of different parts of rail was proposed, then the elongation coefficient of...

The paper takes a questionnaire survey to study the design and implementation of the student leaders' information system in Tibet. Tibet is located in the southwest border country, it's environment, history and culture as well as the national policy and so on all has certain particularity, it is the...

Preparation of gel of nano-Cu2O by in stiu reduction method in sodium alginate (SA) solution. The In-situ method is relation to the addition of nano-powder method, without dispersant, coupling agent can prepare SA/nano-Cu2O gel, it is a green preparation method. To explore the impact of various factors...

Potato is one of the most important food crops in the world. The information which extraction from high resolution remote sensing image is a new way to study the potato planting distribution and growth condition. For remote sensing target detection, a lot of people were used AdaBoost algorithm, SIFT...

This research aims to study the effects of experimental design parameters such as the number of wires, the length and braiding angle of stent on mechanical properties of braiding stentriever made from shape memory alloy. Self-expanding stents or stentriever were fabricated by braiding a number of wires...

In the context of rapid urban expansion and accelerated urbanization, the urban rain island effect begin to have the urban rain island effect. The rainfall character in the city proper is different from that in suburban district in many regions. In this study, 25 meteorological stations are selected...

Distribution plays an important role in electric enterprises. This article analysis characteristics of distribution model of business enterprises, sorts out three major factors which influence the distribution model of the business enterprise, constructs the distribution model selection model using the...

Through the research of the main parameters, performance and advantages of shield mule,and the application process of working face equipment moving process of the ultra thick seam with full thick low caving coal mining technology in Tongxin mine,solved that has been existed since as the retreat time...

Empty, segregation etc are the common internal defects of concrete slab, positioning the inner defects of slab is the basic requirement of the engineering detection and repair, in this study, the internal detects of concrete slab were studied based on the principle of impact echo method. Different forms...

With seismic explorations developing quickly, traditional communicating technologies used in land seismic explorations expose more and more shortcomings. For example, conventional cable-based land exploration systems are very expensive, labor intensive and difficult to be laid down in complex terrain,...

The work is devoted to the problem of wastes processing and utilization of coal-mining and coal processing enterprises. It is proposed to use coal-waste in solid composite fuel technologies with the use of innovative binder based on the activated sludge biological treatment facilities. Technological...

We prove the equivalence of the limit distributions of an appropriately centered and normalized sum and the maximum sum of - mixing random variables which have finite variances. The result is an extension of a result of Kruglov (1999).

Using aqueous two-phase to extract alkaloids in coptis chinensis. By changing the aqueous two-phase systems (molecular weight and concentration of polyethylene glycol (PEG), kinds and concentration of salt), and researched the distribution behavior of four major alkaloids in rhizoma coptidis: berberine,...

In the process of oil and nature gas drilling, the drilling fluid density is a very important parameter, which is one of the key factors of drilling safety. In the drilling process it is important to adjust the drilling fluid density rapidly according to the formation pressure. However, the efficiency...

Based on ANSYS finite element analysis software, the finite element numerical analysis model of the medium pressure vertical pipe was established. The seismic response of pipeline was analyzed by using the structural transient dynamic analysis, which provides a theoretical basis for the seismic design...

Visual Communication Design unprecedented tremendous development, rich visual form also brings to the audience a sense of visual fatigue. Visual communication designers must be the most sensitive to understanding the audience's attention lying. Graphical symbols have vivid, expressive and appealing features....

The trajectory accuracy of the carbon fiber 3D forming robots is one of the key factors to ensure the quality of forming. It is well known that carbon fiber 3D forming robots have high repeatability but low accuracy. Compared to conventionally used calibration methods, dual-PSD based methods provide...

A rock material biaxial compression test simulation based on the contact constitutive model for brittle rocks is built in this paper by the aid of particle flow code in two dimensions, which is on the basis of parameter sensitivity analysis and analysis by inversion to get the microscopic model parameters....

In order to study the influence of system parameters on the stability and dynamic performance of combination-configuration microgrid based on droop control, small-signal model is established at the point of steady state. By calculating the eigenvalues of state matrix, the small-signal stability of combination-configuration...

Constructing hierarchical Zeolite is an important method to enhance accessibility of molecular sieves and the research hotspot in catalytic field. A great number of synthetic methods for adjusting the pore structure of hierarchical molecular sieves were developed. The synthetic researches on hierarchical...

Wireless communication gateway uses CC2530 microcontroller as the core module, and utilizes Sim300 GPRS as communication module with the completion of the ZigBee/GRPS gateway hardware circuit design and application program design. The data transfer between wireless sensor network and telecommunication...

Artificial potential field method is a simple and effective path planning algorithm. In this paper, the basic idea of artificial potential field method is inherited. The gravitational potential field and repulsive potential field are introduced into particle swarm optimization. The gravitational potential...

A wind tunnel is a tool used in aerodynamic research to study the effects of air moving past solid objects. A wind tunnel consists of a closed tubular section with the object under test mounted in the middle. This study conducted a test to verify the distributed airflow in the Test Section Wind Tunnel....

In the meantime, the standard approaches predominantly focus on extracting spatial features from pre-trained convolutional neural network (CNN) architectures, including VGG16, InceptionV3, and DenseNet121, while rarely considering the sequential dependencies intrinsic to histopathological patterns. This...