Advances in Engineering Research

Stress release through artificial blasting is often used in deep roadways to prevent rock-burst, but the results in many coal mines are unsatisfactory since the dissipation mechanism of shock and vibration energy influenced by the rupture structure of the coal and rock mass in the stress release area...

Objective: In the traditional edge detection differential operators, the first-order derivative masks are easy to loss image details information, and the second-order derivative masks are more sensitive to noise. As for these problems, this paper proposes a fractional-order mask for medical image segmentation....

Variable weight synthesis method is a safety assessment method which is using the varied weight principle, base on analytic Hierarchy Process and combining the theory of Grey relevancy, it reduce influence that secondary cause is not obvious in assessment process, and make the result more correct and...

Grid radio monitoring system is composed of dense radio sensors in a certain area, and the nodes are interconnected and shared, so the overall cognition performance of the electromagnetic environment is improved. Micro RF sensor is the core equipment in the system, so this paper constructs a micro RF...

With the development of cloud computing, people have become accustomed to using these cheap and convenient services provided by the cloud server for data storage and processing. For protecting data privacy from leaking information to unauthorized users, probably including the cloud service provider (CSP),...

The dual-drive synchronous control strategies are researched in the paper, in order to Solve the control problem of the firefighting and rescue equipment. Through analysis and comparison the control strategy of deviation coupling synchronous with the control strategy of the EVLS synchronous the corresponding...

In this paper, aiming on the sub-synchronous oscillation (SSO) of hybrid AC-DC transmission system which contains modular multilevel converter based High Voltage Direct Current (MMC-HVDC), the coordinated control of sub-synchronous oscillation damping controller (SSDC) and supplementary excitation damping...

This paper evaluated the impacts of various factors on the youngcyclist’s intention of aberrant crossing behaviors at intersections. Bicycles were classified into conventional bikes and electric bikes (hereinafter referred to as e-bikes). Data were collected from 374 participants in Nanjing, China.The...

The article presents the results of comparative analysis of chlorophyll fluorescence parameters of four potato hybrids: "Sante?Granat", "27004", "28034-7", "9635-30" and "Sarma", a widespread variety in Irkutsk region. The values of chlorophyll fluorescence parameters have been received by the method...

The article is devoted to the issues of the structure of deep submerged zones and oil and gas potential of Terek-Sunzhensk folded zone. Information on the study history of the region under consideration by deep drilling, CDP seismic reflection method and other geological and geophysical methods is presented...

We decompose energy consumption of Beijing-Tianjin-Hebei by Logarithmic Mean Division Index. Our results show that economic development, population and industrial structure promote energy consumption increase, energy intensity play a role in reducing energy consumption, energy structure change almost...

This paper presents the findings of an investigation into the influence of silicon carbide on weld metal hardness in arc welding and build-up welding with coated electrodes. It is shown that the hardness of the weld bead increases with increasing silicon content. Decreasing the content of solid solution...

Polarization detection technology has become an important means of detection technology. This paper discusses the principle and measuring method of polarization detection, typical features and the polarization characteristics, such as rock, concrete, soil, vegetation and military targets. According to...

Objective: To investigate the treatment effect of the early operation on the NEC disease. Methods: A retrospective analysis of our Hospital in recent 8 years, neonatal and pediatric surgery in the diagnosis and treatment of neonatal necrotizing enterocolitis cases. According to the modified Bell stage,...

Tetrabromobisphenol-A (TBBPA) is one of the most widely used brominates flame retardants that has extensively been detected in various environments worldwide. In the present study, the characteristics of co metabolic degradation of TBBPA by a facultative bacterium strain GC were investigated. TBBPA (10...

Stellera chamaejasme is the most typical invasive plant in North Tibet. Monitoring the distribution of the Stellera chamaejasme is the prerequisite for grassland quality evaluation or management. In this paper, the hyperspectral image of HJ-1A satellite (HJ-1A HSI) was used to monitor the Stellera chamaejasme...

Recommendation systems aim to provide item recommendations to users. By offering recommendations, users can consider the suggested items. One method for building a recommendation system is Collaborative Filtering. Collaborative filtering works by utilizing user ratings to predict their ratings for specific...

At present, China is actively promoting the old neighborhood renovation project, and the introduction of EPC mode has significantly improved the efficiency of project execution. However, general contractors face higher risks under this model, so it is particularly important to strengthen project cost...

In the era of rapid advancements in artificial intelligence (AI) and deep learning, the choice of hardware processors plays a critical role in determining the efficiency of model training and inference. This paper talks about the two leading processors: the general purposed Graphics Processing Unit (GPU)...

The development of e-commerce is profoundly changing the pattern of the Internet, but also has great influence on the technology of making web sites. Javascript technology application in the e-commerce development greatly improve the interactive ability of websites, from the website of the UI design...

With the rapid development of smart substation technology, people become more and more anxious about the security of smart substation technology as they can't get the concrete difference between smart substation and comprehensive automation substation in runnning status. In this paper, according to the...

Palladium nanoparticles (Pd NPs) supported on the surface of SBA-15 nanocomposites were synthesized by a one-step, facile ultrasonic method. The Pd/SBA-15 nanocomposites were characterized by X-ray diffraction (XRD), transmission electron microscopy (TEM), N2 adsorption-desorption. The Pd NPs had an...

For the disadvantages of discovery mechanism of current networked manufacturing resources based on Semantic Web Service, a joint discovery mechanism based on UDDI (Universal Description, Discovery and Integration) and WSIL (Web Services Inspection Language) was put forward. Basic process features are...

Henan is a populous province in China, and its banking system is sound. The development of local banks plays an significant role in economic development of Henan Province. For these factors, some suggestions are presented, such as increasing capital accumulation rate reasonably, improving the management...

This study is based on an actual preloading project of permafrost region in Dalian, China. In order to obtain the testing results and reflect the reinforcement effect of this project, there are some preparations that are needed to be carried out, such as field monitoring, data analysis and so on. According...

With the increasing number of cyber incidents currently, cyberspace has become a more and more important domain. Lack of suitable models to characterize cyberspace makes it hard to carry on researches in this area. This paper presents a novel cyberspace model based on hypergraph to describe homogeneous...

This paper tries to use the finite element analysis software ABAQUS to build the model and get images of rock stiffness degeneration, then get the displacement velocity and acceleration curves of drill and drill bit to express the longitudinal, transverse and torsional vibrations, as well as random access...

The dynamic changes in sediment nutrients, alkaline phosphatase activity and the relationships between them and wetland in Hulunbeier Grassland in different sites were studied. The results show that with the time change, pH value of wetlands sediment in three sites showed increasing trend. And organic...

in the process of studying robot motion trajectory optimal control method, when using the current algorithm to process optimal control for robot motion trajectory, there are problems of a large amount of calculation and complex control process. For this purpose, a robot motion trajectory optimal control...

To enhance the quality of education and the level of running schools in colleges and universities, especially in applied technology oriented universities, we need a team of "DT" ("Double Teachers") with profound the oretical knowledge and rich practical experience. Therefore, the research & development...

Ultrasonography is an important examination for the diagnosis of chronic liver disease. The doctor gives the liver indicators and suggests the patient’s condition according to the description of ultrasound report. With the rapid increase in the amount of data of ultrasound report, the workload of professional...

Polyacrylamide (PAA) is a reticular macromolecular compound, and the C=N bonds produced by the reaction with glutaraldehyde reveal intensive near-infrared fluorescence (NIRF). This paper studies the effect factors on the fluorescence intensity of PAA microspheres (beads), including the particle size...

In order to study the theoretical research of electromagnetic coupling resonance wireless transmission technology, the model was established by coupling theory and circuit theory respectively. By studying the transmission characteristics of power and efficiency, the parameters of the system, the relative...

Residual stress is one of the important factors in the failure of brazed joints. In order to study accurately the residual stress in the brazed joints, the holding stage of brazing is taken into account. According to the microstructure of the brazed joint, a finite element model was built. The distribution...

In this thesis, the resource allocation model based on Immune Clone Algorithms, highly conforming to reality, brings various complicated factors in actual course arrangement into model computing. The solution shows that the model can effectively arrange courses in colleges and universities, which deserves...

Spark is a kind of big data processing platform based on memory computing. The Spark default serialization strategy has low utilization of cache which has greatly influenced the efficiency of Spark task execution. For solving this problem of low computational efficiency caused by insufficient memory,...

Based on the Finite Volume Method (FVM), the impact on a rigid plate by a free falling liquid body is investigated in this paper. The Volume of Fluid (VOF) technique is used to track the free surface. Based on the proposed technique, the impact of a free falling liquid body is simulated, and the effects...

In the traditional background subtraction algorithms based on color, in the special critical situation, such as face the challenges of shadows, color camouflage, illumination changes, they can't achieve good results. But depth data can solve such problems effectively, because depth sensor operating normally...

Inspections of railway infrastructure components are carried out to determine the condition and function of railway infrastructure. One of the checks carried out is a railway fastening systems inspection. By regulations, fastening systems inspections are carried out to determine the completeness of the...

Culinary tourism plays a significant role in enhancing the travel experience of visitors. In Nusa Dua, Bali, the large influx of both domestic and international tourists has led to an increase in dining establishments, making the process of selecting a restaurant more challenging. This study presents...

To maintain the ideal battery temperature, the electric car battery cooling system is very important. Battery life will decrease if the battery is often operated at high temperatures. The battery cooling system in electric cars must be made to keep the battery from overheating. Battery performance and...

Indonesia’s high seismicity necessitates robust Earthquake Early Warning Systems (EEWS). Existing systems, while valuable, often face limitations in notification speed and the precision of impact area estimation. This paper presents the development of an enhanced earthquake warning system designed to...

With the evolution of process and innovation of design technology, it makes soft errors on the reliability of the integrated circuit to bring more and more serious threat. Space radiation environment caused by high-energy particles Single Event Upset (SEU) event seriously affected the reliability of...

This paper introduces the present status of coking industry in China and the types and uses of coking products, and lists the problems encountered in the recovery process and the recycling process. Putting forward the new technologies and the optimization of the process which can make the coking production...

A typical high bypass ratio turbofan engine is used in this paper to study the structural parameters for the fuse, and a hollow thin section on the support of bearing No.1 between a forward bearing seat and an aft mount flange is referred to as the primary fuse structure. Influences of its structural...

This paper emphasize “maxproximity” to define the maximum proximity between a product with RCA1, then calculate the relationship between them. We take China as an example to verify the feasibility on maxproximity, simulate the product structure evolution with the rules we summarize, and construct a product...

How to effectively map the virtual network in the network infrastructure is a huge challenge in network virtualization. In this paper, for the first time, we evaluate the global network node weight according to the betweenness centrality based on random walks, then introduce cluster coefficient theory...

At present, the lots of ongoing mixture and batching machine unit abroad exist unsure interact dynamic influence in production and operation flow process, facility dynamic physical characteristic, computation precision difference, and many factors difficult to analysis. there are multiple factors that...

The paper selects 100 mesh steel slag as the adsorbent, to study the effect of temperature, adsorption time, pH value of the solution and steel slag dosage on the removal rate of Cr3+ .The results show that for 50 ml ,100mg/l Cr3+ simulated wastewater, the best adsorption condition of steel slag is that...

To determine the chemical constituents of Selaginella doederleinii Hieron. The compounds were isolated and purified from the Ethyl Acetate Fraction from Ethanol Extract of Selaginella doederleinii Hieron by multiple chromatographic techniques including macroporous resin, polyamide, silica gel, Sephadex...

Electrical properties, thermal stability and flammability are the important properties of insulating material in the high voltage metal-enclosed switchgear, which can affect the insulation fault of switchgear. With the development of new composite materials, it has a revolutionary impact on the switchgear...

A methodology was formulated for grading the quarries. To grade the quarry in terms of quality, the geological-cum-geotechnical characteristics of the rock mass and physico-mechanical properties were mainly considered. The point load test and rebound hardness using Schmidt hammer were used to estimate...

Permitted movements in form of lane markings on single traffic lanes can be defined as decision optimization variables at intersection level and can be connected to form a signal-controlled network system. Traffic demand patterns are always given in a OD matrix. It is therefore a new design method to...

This paper present a performance analysis of bi-directional converter using continuous switching pulse width modulation (CSPWM) and sinusoidal pulse width modulation (S-PWM) techniques. The analysis is carried out by means of rectification and inversion operation using two cases. In CASE-I CSPWM technique...

The amphibious armored vehicles will be the future integration across the sea island, especially the battle equipment of emergency operations, based on grey fixed weight clustering and triangle whitenization weight function, put forward to evaluate performance of amphibious armored vehicle combat general...

In view of reform tasks that state-owned large-scale power grid enterprises need to implement in aspects of state-owned assets and enterprises reform, power system reform and enterprise internal management reform, a key task identification model covering continuity degree of influence, national requirement...

For the problems of the temperature measurement and control system in steel mill, a temperature measurement and control system based on single chip microcomputer has been designed. The problems are defects in low precision of temperature measurement and large drift of temperature controlling. The designed...

Link prediction is an important branch of complex network analysis, which can identify the missing or future links in a network. In this paper, a new link prediction method is presented, inspired by the ideas of both resource allocation index and quasi-local indices, to estimate the likelihood of existing...

Traditionally it is widely acknowledged that there are gender differences in using language. Nowadays with the development of network, computer as a communication medium has attracted users around the world due to its convenience and efficiency. The problem is proposed whether gender differences in the...

In recent years, ZigBee technology has received many significant developments and high attention as the license free ISM frequency spectrum is available for commercial communications and applications. ZigBee’s attractive nature coupled with rapid growth in wireless communication systems has turned ZigBee...

Poverty is a central issue in many countries, so one of the main goals of a country is to eradicate poverty. One of the efforts is to identify indicators that affect poverty using cluster analysis. In this research, we discuss cluster analysis using the agglomerative hierarchical clustering method based...

This study aims to describe the process of communicating natural disasters through social media belonging to the Disaster Management Agency (BPBD) of Bantul Regency. The choice of research location was based on the high disaster risk index in Bantul Regency against natural disasters. Taking into account...

Alluvial riverbanks predominantly consist of a layered soil profile with varying particle sizes. Typically, on the alluvial riverbank, the lower layer of the composite bank is composed of cohesionless materials like sand and silt, while the top layer of the bank is composed of a clayey-mica soil layer....

Because of the large load and large impact force of airport pavement under, it often appears the phenomenon of serious rut. In order to improve this kind of phenomenon, combined with the capital F slide northern area reconstruction project, we analyze the lower layer type of AC-20 modified asphalt mixture...

The failure data of electrical discharge machine(EDM)obey weibull distribution.With the mean time between failures(MTBF) as test index,the produce-side risks, user-side risks, identification ratio, MTBF expectation value and shape parameter as known parameter,we design EDM reliability qualification test....

Based on the embedded system design scheme and pulled by the collection, transmission, processing and application requirements of the equipment information, this paper completed the design and implementation of software and hardware in data terminal of chemical protective equipment, which can collect,...

Numerical manifold method (NMM) is very suitable for modeling the transition from continuum to discontinuum by virtue of its advanced finite cover technique. Compared with the 0-order NMM, higher-order displacement functions are more suitable for modelling the crack problems as the result that the latter...

Occupant head protection is very important in frontal impact. In this paper, a restraint system model was built with Hybrid 50% dummy in MADYMO, and then the parameters of belt and airbag were adjusted to consummate the model. Then the effects of different seat longitudinal position and seatback angle...

By importing the meteorological data of water temperatures to TRNSYS software, temperature differential control method was applied to simulate hybrid ground source heat pump system for three months in Wuhan. In order to obtain running effect of this system, the inlet and outlet water temperatures of...

As one important computer game, Dots-and-Boxes is always being taken as one project of the international computer Olympic tournament and the Chinese college students' computer game, and has already been listed in the 2015 Chinese intellectual games. In this paper, firstly, the rules and common terminology...

In order to identify the power oscillation of the power grid and take the corresponding measures quickly,a method of identification for power oscillation based on the measured signal curve in power system is proposed.The measured data is processed to extract the overall trend of the signal and combining...

The electromagnetic waves emitted by ground-penetrating radar (GPR) can show apparent dispersion, when they are trapped in thin interlayers whose relative permittivities are large enough. Those thin layers can act as a waveguide. The velocities and thicknesses of the surface waveguide layers and the...

Multi-unit recording of tetrode has been used in spike detections for many years, but traditional feature extraction methods of spikes sorting based on analyzing correlations of single channel data don’t consider relations of each channel data. A new feature extraction method based on quaternion principle...

Late Cretaceous Yaojia-Nengjiang Formation in Songliao Basin is a set of sedimentary formation with the integrated base level rising and falling. The oil shale, formed during the maximum flooding surface period at the bottom of K2n2, distributed steadily in the whole basin. The oil shale was not only...

Daily actual evapotranspiration is estimated based on surface net radiation, vegetation index, average air temperature and daily air temperature range using satellite remote sensing data and routine meteorological data. Also, the estimated actual evapotranspiration (ET) is compared and validated with...

This paper analyzes the relationship of low carbon city and climate change on the background of global warming.Low carbon city construction is the important measures to mitigate climate change crisis.And low carbon urban planning is a key technology of low-carbon urban construction.Research from three...

In this paper based on the role access control model has the characteristics of network security, and the adaptive data access control model is proposed to realize the authorization mechanism of educational management system in universities. Adaptive data access control model is mainly used for the effective...

Air is one of the most widely used insulation medium in power systems. However, up to now there is no any existing gas analysis method used for fault diagnostic based on air by-products detection and analysis. In this paper, a new discharge diagnostic method — gas analysis method based on air by-products...

The 'Ptosis' is a phenomenon that eyelid droops and cannot lifts on normal level. If somebody has the ptosis, they use the frontalis muscle in forehead when the eyes open. In this paper, the frontalis muscle's EMG was measured about stare angle. People who have the ptosis were confirmed that they use...

A coupled hydrodynamic and water quality model based on MIKE 21 software was established to investigate the impact of land reclamation in Aiwan Cove, Zhejiang Province. The model was calibrated with the tidal level and current speed and direction measurements in the project area in 2013. The results...

The study area is located in the east of Guanzhong Basin, and the tectonic system is special, which is controlled by the faults in the area. Under the action of the intense neotectonic uplift movement and the strong erosion of surface water, there are many geological disasters in this area. Through the...

Impulse technologies application in cyclic electromagnetic machines demands improvement of thermal design procedures for the short-time mode. When such machines are developed, the thermal design procedures allow optimizing their operation with respect to the given working procedure. New design relations...

At present, the advanced Internet technology has penetrated into every corner of people's daily life, which largely promotes the vigorous development of e-commerce and other industries, and also brings many unexpected convenience to human life. While the database is the core of the entire Internet, which...

Building occupant behavior has a great impact on the energy consumption in buildings. Indirect conservations are achieved through information transmission of energy efficiency measures from one occupant to his/her neighbours. Within the social network, energy use information can propagate through social...

The ply stacking sequence of Carbon Fiber Reinforced Plastic (CFRP) has influence on failure strength of bonded joints made by this CFRP substrates. Existing researches have demonstrated that the specific influencing mechanism is related to the position of 0 ply inside the substrates. Tension load of...

A two-dimensional numerical model was used to study the current characteristic and deposition around wharf project in Malaysia KEMAMAN. Model study was carried out by using the Commercial software MIKE 21from DHI. The numerical model was calibrated and verified first using measured data and plan layout...

The Roads and slopes are construction that’s directly related to the land. Many cases that occur in the construction are about landslides due to an overload. One way that is often used to strengthen the soil on the slope is stabilization. Volcanic ash has pozzolanic properties, large silica content and...

This research is to design and product design in making a touchless automatic door opener. The background of this research is to open the automatic door without touch by adding a tool or component. The purpose of this research is to open the door without a touch without changing from the door that has...

Tiny machine learning (TinyML) is an important and growing field, but academic research related to the term is still at a very early stage at this time. As a result, efforts to synthesize TinyML research into broad knowledge integration are relatively limited. Therefore, the development of tinyML in...

Freeways are an important component of urban transportation systems, and the traffic safety facilities within their sections are crucial to ensuring the safe operation of freeways. With the progress of society, the transportation industry is also developing, and safety facilities are an important part...

Per- and polyfluoroalkyl substances (PFAS) are widely present in soil and groundwater environments. PFAS precursors serve as the primary indirect sources contributing to widespread PFAS contamination. The migration process of PFAS precursors often involves their transformation into more stable PFAS compounds,...

Corrugated structures have wide application in engineering. The corrugated structure is replaced by an orthotropic plate with equivalent stiffness properties in this paper. After equivalent stiffnesses are obtained, deflections and modals of simply supported orthotropic plates can be analyzed theoretically,...

This paper presents a hybrid approach, which integrates an example-pattern-based method and a rule-based method, to the design and implementation of an English-Chinese machine translation system. It focuses discussion on language model , knowledge base, design ideas and implementation strategies. Our...

The classification of leaves and the shapes of leaves related to the leaf characteristics, such as the aspect ratio is the main judgement standard of a leaf. Now, we collect the data of the leaves from trees. By building the BP neural network model, we can obtain the classification results. Then considering...

The trace tracking control for quadrotor aircraft with system uncertainties and constraints for output tracking error is addressed. Uncertainties in quadrotor system is estimated by utilizing linear extended state observer. In addition, the backstepping method using barrier Lyapunov function is designed...

To solve the parking slot allocation problem based on shared parking theory, under a comprehensive analysis of the operator's benefit and the factors affecting the user's parking behavior, a 0-1 programming model which aims to maximize system efficiency is proposed. Besides, some evaluation indexes related...

Objective: By combining fractional calculus and duality theory, a novel fractional-order primal-dual model which is equivalent with the fractional ROF model is proposed. We theoretically analyze its structural similarity with the saddle-point optimization model. So the algorithms for solving the saddle-point...

This paper explores a food’s microbiology prediction and quality assessment system platform based on .NET three-tier architecture, which uses ADO.NET caching technology, the MVC architecture, SQL Server database, which establishes fresh food microbiology prediction and quality assessment platform, which...

Recently, fog-haze weather has become very frequent, and have a great impact on human life and production, especially for power transmission lines. In this paper, silicone rubber samples were contaminated in simulated winter fog-haze chamber for certain time. It was found that winter fog-haze environment...

This article comprehensively and systematically introduces the design of infrared remote control breathing show intelligent electronic calendar. Design using microcontroller AT89S52 as the core chip. The system structure consists of AT89S52, DS1302 time chip, DS18B20 digital temperature sensor chip and...