Advances in Engineering Research

The influence of temperature on the crystallization and the melting of the glassy frit was discussed. SiO2-B2O3-Al2O3-TiO2 frits were obtained by melting batches at different temperatures, were investigated by DTA and the crystallization energy was calculated. The fluidity of the frits upon heating was...

Development of green clean energy has become one of promising challenge recently. One popular application of solar energy is photocatalysis, where semiconductors were used as photocatalyst to convert solar light into photoelectrons/holes. Photocatalysis technology has been widely applied for water splitting...

Under the influence of current education mode for maritime majors of china, it is a prevalent problem for vocational college that the deficiency of teaching-training vessel. In order that the problems of teaching and learning caused by the lack of teaching-training vessel was solved, the method of building...

Tire envelop and impact characteristics have a great influence on the ride comfort of the vehicle. In this paper, the test results of the envelop and impact characteristics which are about in-and-out plane are analyzed to study the fluctuations on the load and velocity of the tire in the time of cleat....

The accuracy of overhead conductor temperature model is easily affected by the sampling frequency of current and weather condi-tions. Due to the cost limitation and communication difficulty of the monitoring systems, the current and weather conditions is commonly sampled with the large sampling steps...

All over the world, the requirement for sugary products is mainly satisfied by sugar products made from sugar beet, cane raw sugar or glucose syrup. Most of the current technologies of producing syrup, glucose, glucose-fructose syrups are based on the starch processing of different origins. For bakery...

This paper mainly studies the problem of entity set extension in domain data. On the basis of bipartite graph methods, given an improved algorithm which consider the general case that the edges of the graph have different weights. The designed algorithm can dynamically adjusts the the size of the entity...

During the last decade, lead-zinc mining industry in China has made a significant progress and China has become one of the most important producers in the world. In this paper, the recent developments in both treatments and reuse of wastewater of lead-zinc concentrators in China are briefly reviewed....

Nanoparticle Pd/C catalyst was prepared by a microwave-assisted polyol process (MAPP).Ethylene glycol was used as reducing agent. The Pd/C catalyst was characterized by transmission electron microscopy(TEM) and X-ray diffractometry(XRD). The catalyst was spherical and homogeneously dispersed on activated...

The article is devoted to the analysis of fire regime of the Volgograd region’s landscapes. The problem of wildfires became especially urgent at the beginning of the 21st century, when climate change and reduced agricultural load created conditions for landscape fires break-out and spread. Research material...

The mathematical formula of HIV/AIDS is governed by the ordinary differential equation with seven variables. S and E are susceptible/un-educated and educated individuals respectively, I1 and I2 are HIV-positive individuals consuming and not consuming ARV respectively; A and T are AIDS individuals not...

Visual SLAM systems commonly encounter challenges with drift errors arising from incremental position estimations between frames. As autonomous vehicles traverse longer distances, these systems are prone to an accumulation of drift errors. ORB-SLAM3 mitigates this issue through optimizations applied...

This study used the method of finite element for modeling and analyzing the structure of the AC frame. Moreover, software was also applied to do a calculation and displayed an illustration of a prediction of the real phenomenon. The process of modeling the AC frame was carried out by utilizing software...

The traditional fixed catenary and the existing translational mobile catenary cannot meet the working space requirements of large machinery on the railway power supply loading line. Therefore, this article has designed a sunken mobile catenary and completed non-electrified operational test and electrified...

Here one demonstration project of groundwater heat pump (GWHP) system in Beijing plain, China, was selected to study impact of temperature, pH, and ratio of carbon and nitrogen in groundwater on the growth of microorganism. Results showed that pH, and ratio of carbon and nitrogen had little influence,...

In this article, a modified approach for drawing force estimation of bi-metallic composite pipe forming is proposed in the light of the results of FEM simulation, the assumptions of plane strain and elastic-perfectly plastic material model are employed additionally. The modified approach for drawing...

Based on some assuming and definition, this paper propose a method of vehicle target searching, this method include calculate the scanning time, the probability of finding the target when the target intersection with the sight center line, and the probability of finding a target within a time interval,...

Agricultural information is growing rapidly, how to quickly get valuable agricultural information is very important to agricultural policy makers and producers. The paper discusses key technologies of agricultural information hotspots based on big data analysis. The method of information access and analysis...

In this paper, according to the demand of system, it puts forward the platform frame structure for the general multi-rotor aircraft controller hardware, In this research, the concept of having modular design is adopted, the layout design of multi-rotor controller circuit board is discussed, and the wiring...

In April 2020, Atlantis Press was alerted to fake proceedings articles hosted on our platform. These articles, mostly in computer science and engineering, were generated by the SCIgen computer program and were all published between 2006-2018. Immediately after receiving the alert, Atlantis Press initiated...

When spacecraft is working in orbit, massive data that reflects status of spacecraft is produced. This information truly reflects the changing process of observe and control events and faults, which can be used on the early warning of the status development trend of spacecraft. Therefore, analyzing the...

Inhalable particles from coal-fired plant were an important atmosphere pollutants. The removal technology has been investigated widely. A computational fluid dynamics model, coupled with population balance model (CFD-PBM), could be used to predict the particles agglomeration in turbulent flow. The calculation...

Bamboo/plastic composite (BPC) is an advanced composite material. BPC has been used in building, gardening, outdoor products and other fields due to its advantages of biodegradable, high mechanical properties, corrosion resistance, low cost and so on. In this paper, four BPC molding methods are presented....

The heat pipe heat exchanger is applied widely with the advantages of low investment, small volume and good effect of heat transfer. To make a full and reasonable use of the heat resource, a heat pipe heat exchanger is introduced in this paper. Numerical simulation of the heat pipe heat exchanger with...

Trial assembling is an indispensable procedure for the large bridge steel elements, especially for the high strength blot connected steel elements. To replace the traditional assembling method inside the factory, this paper brings out the virtual assembling procedures and method based on the bolt connected...

Cu and Sr ions doped hydroxyapatite (Ca10(PO4)6(OH)2, HA) whiskers were synthesized by hydrothermal homogeneous precipitation method. The morphology, structure and the phase composites of the products were characterized by XRD, FTIR and SEM. The results showed that Cu2+ or Sr2+ partially substituted...

Switch operating mechanism box integrated wireless temperature monitoring terminal is designed and the sensor circuit, the heater current detection circuit, a wireless transceiver circuit, the control circuit are developed in the present invention.So the mechanism box temperature change can be monitored...

Over the last ten years, Bus Rapid Transit (BRT) has expanded faster than in any other region, with 3000km of BRT systems opened in 25 cities. The paper firstly introduced the features and models of Bus Rapid Transit (BRT). Then it introduced the development of BRT in China, and summarizes the key problem...

The influence of annealing temperature on the microstructure and H2 sensing properties of Pd-doped SnO2 sputtered thin films were investigated. The as-deposited film was amorphous and would crystallize to tetragonal SnO2 structure when the annealing temperature was above 350°C. The films were composed...

Emergency decision making is still an important issue for unconventional emergency management. For non-standardized weight distribution in the data envelopment analysis model, an improved data envelopment analysis model by constructing two decision making units, which have the highest and the lowest...

In this paper, ANSYS Workbench 17.0 has been used to model the engine connecting rod and analyze the maximum compression condition of the engine connecting rod. The stress fatigue of engine connecting rod is primarily researched under invariable amplitude load and random load, and the stress, fatigue...

Rock mechanics servo testing machine was used to test the uniaxial compression of granites with different degrees of damage. Based on the experimental results of stress-strain curves, the influence of different damage degrees on the mechanical properties of granite was analyzed. The results show that...

In the power system, the power factor of the grid is low due to the influence of load and transmission equipment. In the face of a large number of reactive loads in the power grid, compensating reactive power and suppressing harmonic current can effectively improve the power factor of the power grid,...

In order to improve the mixing ratio of online pesticide mixing system, and control the flow of pesticide in the system. Jet-mixing method was adopted, Structure parameters and material of Jet-mixing device were optimal selected, online pesticide mixing system based on PWM variable was designed and built,...

The theory of power qualities such as voltage deviation, voltage fluctuation and harmonic caused by wind power farms composed by different wind turbine is revealed in this paper. Based on PSCAD/EMTDC, fixed-speed wind turbine wind farm power quality characteristics of power grid side simu-lation model...

Based on finite element modeling of normal beam, beam with opening and beam with opening strengthened with steel sleeve, the author compares the changes of crack of the three kinds of beams in the loading process and its bearing capacity and deflection and combines with theories to analyze the mechanism...

Advancement of technologies in the world of construction time is very fast, the use of concrete was applied not only on land but also in the area of extremes environmental such as regional seawater. One of the ways repair structures that were popular when this is by using a material CFRP (Carbon Fiber...

Experimental investigation for determining the optimal tilt angle of flat-plate solar heater installation in Denpasar city to optimize the thermal energy performance. This preliminary research focused on the performance of a flat-plate-thermosyphon solar water heater system based on temperature difference...

A number of EEG frequency bands are studied in this work to classify-specific-based emotions using DEAP (Dataset for Emotion Analysis using Physiological Signals). The need for more precise and scalable solutions to recognize human emotional states is increasing, especially when it comes to understanding...

or organizations, the fundamental elements that constitute talent include virtue, knowledge, capability, and performance, among others. However, for a company to achieve sustainable growth, employee loyalty is a critical foundation. In practice, as well as supported by extensive research, issues such...

Stepping into the 2020s, 5G and 6G are guaranteed the most widely used mobile technology in people’s daily lives. Meanwhile, to some extent, they undoubtedly profoundly impact people’s lives. In this paper, the main target is to illustrate these two evolutional mobile technologies. Firstly, attention...

The pandemic condition forces us to do physical distancing, and this has an impact on the child's learning system. Children learn at home using assisted technology. The impact that occurs is that children's screen time becomes longer, and the results of the study show that eye complaints in...

Temperature control and crack prevention are important tasks for the mass concrete construction. The temperature control construction measures are involved in the whole process of concrete construction, including concrete mixing, placement surface, watering and heat preservation. As for the concrete...

A series of shaking table tests were conducted to investigate the dynamic response characteristics of saturated sand soil sites with weak impermeable layers. The results revealed that the weak impermeable layer had different effects on the dynamic response of interbedded soil sites and intercalated soil...

Urban construction tasks are considered 3D (dirty, dangerous and difficult), requiring the use of power tools, heavy machines, and dangerous equipment, working at heights, having to walk around debris, and many other hazardous working environments. As such, this high-risk sector often recorded a high...

Composites based on high-pressure polyethylene reinforced with a bentonite filler were developed and analyzed. The defined significant frequency-dependent dispersion of the dielectric parameters is attributed to the migration of intrinsic point defects, such as vacancies, interstitial atoms, and structural...

By means of XRD analysis, metallographic structure observation, mechanics performance testing and corrosion experiment, this paper studied the influence of solution treatment on structure and performance of AZ91 magnesium alloy. Results indicated that a large quantity of eutectic structures existed in...

Multilayer heterogeneous sandstone oilfield in high water cut stage, the longitudinal upper sand body heterogeneity, each layer there is a big difference to use, the interlayer interference law is not clear. The research on subdivision water injection for different types of reservoir boundaries. In different...

CMG software was used to build an ideal model whose size ratio is 1:1:0.1, there are three completely closed interlayers whose dip angle is 10o in the upper model, and the lower model is connected horizontal layer. The thickness ratio between the upper model with the lower model is 2:1, and the permeability...

Soil erosion has been a severe environmental problem all over the world. Vegetation significantly affects soil properties, organic matter, infiltration, runoff, and soil organisms which further influence soil erosion. Canopy and roots are the main two parts that vegetation affects soil erosion. Canopy...

In this paper, a new prediction method of rockburst in underground engineering has been proposed based on elastic energy index through cyclic loading and unloading test. The calculation formula has been explicitly explained and WET was gained through cyclic loading and unloading test result. Finally,...

In this paper, by referring to the new equivalent model, I designed and made three kinds of antenna objects of composite right/left-handed transmission line with microstrip leaky-wave antenna. By using network analyzer, I measure their S parameter and the result showed that the physical model, circuit...

In the current society, with the rapid development of science and technology, many new techniques have found increasingly extensive applications in various fields. The ZigBee wireless sensor network experimental platform is a representative technique, which has shown favorable functions and results during...

A kind of adhesive for wood assembly, which can be used in normal temperature and pressure and shown better mechanical properties, was successfully prepared by emulsion polymerization Methyl methacrylate (MMA) and Butyl acrylate (BA) as monomers, and the polyaryl methene isocyanate (PAPI) as cross-linking...

Wall channeling has a significant impact on the profiles of flow velocity in packed bed. Using fore treatment software GAMBIT, the three-dimensional packed bed model was established. Grids of three-dimensional model were divided by the means of coin division. Based on FLUENT porous media model, the anisotropy...

In cold regions, heaving of the railway subgrade is an important security risk to high-speed railway. It is necessary to find out the moisture content of the subgrade to secure the normal railway operation. Common Mid-Point (CMP) measurement using Ground Penetrating Radar (GPR) was carried out to estimate...

In terms of the actual investment estimate, the construction plan is to control the actual cost of investment decisions, and other follow-up work, investment decision stage, construction plans, and other follow-up work, investment decision stage, construction plans, and other follow-up work, investment...

Digital library information systems generate large amounts of complex, numeric content. A new category of digital libraries with supporting services for such content is important to advancing library research. Intelligent services likewise are required to automate scientific workflows. Simulation environments...

Sensitivity is extremely important in computer aided material and structural design. The present paper focuses on the sensitivity with respect to the design variables of truck body. This paper proposes a solution procedure of truck body for natural frequency sensitivity calculation in vibration analysis...

Recently, room-temperature ferromagnetism was reported in Cu-doped AlN film. However, a systematic study on the magnetic mediation of intrinsic vacancy is still absent and the origin of ferromagnetism of Cu-doped AlN remains unclear. We investigate the magnetic properties of Cu-doped AlN by first-principles...

A method of constructing and technology view for sub graph decomposition of is proposed.,and it clarifies the application completely trimap and complete bipartite graph in combination Design Order to clarify the structure of the basic ideas of Steiner triple systems 25 Order introduced the whole process...

This article describes the basic methodological aspects of designing multispectral optoelectronic devices for the remote inspection of overhead power lines. A method for selecting operating spectral areas for these devices was suggested on the basis of the proposed detection criteria. The proposed method...

Nowadays, a variety of shipping-induced environmental problems and increasingly rigid emission restrictions have drawn more attention to an emerging marine fuel??"liquefied natural gas (LNG). Although a number of theoretical research and experiment of the usage of LNG onboard have been successfully conducted,...

The article describes the prospects and problems of creating low-cost unmanned systems for airborne geological prospecting of large areas with a simple topography. A novel electrically-powered unmanned aerial system (UAS) based on a vertical takeoff and landing (VTOL) aircraft was developed for low-altitude...

Technogenic wastes, which utilization is an urgent issue in developed countries, is quite interesting for the production of fine-ground filler used to produce modern high quality concrete. The amount of technogenic waste (or technogenic raw materials, secondary raw materials) is so big that some sources...

The paper analyzes a regulatory document that specifies undercut forming and parameters. We herein show where, according to that document, it is recommended to form such undercuts, and hence dwell upon problems the document fails to tackle. Discussing a standard-undercut part, we demonstrate how and...

To effectively prevent and development risk of weapon weapon system, a comprehensive assessment method based on Set Pair Analysis (SPA) theory and Least Square Support Vector Machine (LS-SVM) method is proposed for weapon weapon system development. firstly, on the basis of built weapon weapon system...

This article will mainly based on the principle of adaptive filter and its application technology and make a concrete analysis and research, mainly discusses the FIR filter and adaptive noise canceller two types of filter, and starting from the basic principle of two filters, adopt different LMS algorithm...

With the Internet emergence in the recent decade, not only is the E-commerce promoted, but also cyber crime is posed accordingly. Due to the properties of anonymity, no boundary, and fast propagation on Internet world, it is more difficult for the law enforcement members to seize the suspects who engage...

Nine representative examples of water conservancy projects are selected, and the cost changes of water conservancy project are calculated by combining the cost adjustment method of replacing business tax with value-added tax on water conservancy project. At the same time, analyzing the reason for the...

In the cold region, the seasonal freezing and thawing for the pore water in the rock or the soil are very likely to occur repeatedly. Engineering practices show that: in the service period, more than 80% of the tunnels have different degrees of frost damage. Hence, the frost-resisting problem must be...

The railway infrastructure development is being a concern to the government of Indonesia nowadays. One of construction methods mostly applied in building the railway infrastructure is box girder erection with launching gantry. After observing several big projects with this construction method, some problems...

The World Health Organization (WHO) characterized COVID-19 as a pandemic, pointing to over 3 million cases and 207,973 deaths in 213 countries and territories on 11th March 2020. The COVID-19 pandemic is a catastrophic occurrence that has not been seen since the Spanish Flu. The infection has not only...

Diabetic retinopathy, is the most prevalent adverse impact of diabetes mellitus. It causes retinal lesions that impede vision. Failure to detect it in time may lead to blindness. Diagnosing and treating DR early can significantly reduce the risk of vision loss. Non-Proliferative Diabetic Retinopathy...

The need to have good batteries keeps increasing as the use of electric vehicles and smart grids continues to increase. A Battery Management System (BMS) lies in the heart of any battery-based energy storage. Designers of electric vehicles still face a difficult task in building a successful BMS. It...

This study discusses the development of electronic mathematics student worksheets assisted by Adobe Flash CS6 at SMAN 2 Palopo. Electronic student worksheets in mathematics were developed with the help of Adobe Flash CS6 in the form of applications that can be accessed via Android or computers. The development...

The purpose of this study is to explore the application of passenger volume prediction model based on Autoregressive Moving Average Model (ARIMA) and exponential smoothing method in the transportation field. First, the parameters and trends required in the model were identified by analysing the historical...

Decision support system (DSS) is part of an information system that has benefits in supporting an effective decision-making process, and focuses on a perception-based management system. Understanding DSS is very important for decision-makers. Therefore, the advice of a knowledge-based DSS will be better...

With the rapid development of urban rail transit, delays caused by equipment failures and other reasons are common occurrences. However, current operational adjustments primarily aim to recover the order of the line as quickly as possible without considering the changes in the spatiotemporal distribution...

Currently our life has stormed by fast development of meta-technology that could transform physical being into digital verse. This fact has affected many issues, one of which is mortgage activities. The problem is that we tend to follow debating issues on its several controversies and not trying to foretell...

In Indonesia, a region frequently affected by earthquakes, ensuring the seismic safety of building structures is critically important. This safety consideration must extend beyond the superstructure to include the substructure as well. One significant threat to the substructure is the risk of soil liquefaction,...

Departmental stores in Chattogram, Bangladesh, play a crucial role in meeting the needs of the urban population but contribute significantly to waste generation, including carton boxes, plastic bags, and polyethylene, which can lead to environmental pollution. This research investigates the amount of...

Based on the theory and research of building information model (BIM), this paper analyzes the advantages and necessity of building information model (BIM) in China's construction industry. At the same time, for the BIM application in the project cost management of the specific implementation methods,...

Thermal ablation, thermal cracking and other problems often appear in pressure plate of tractor clutch. To solve the problems above, the completed platen solid model of the 280 clutch pressure plate was established in Solidworks software. Then the finite element model was established for analysis to...

We propose a new algebraic configuration description method (ACDM) for the modular robot. The ACDM can describe each mechanical configuration in the robotic configuration parameters, and make up for the inadequacy of D-H method in multiple configuration. The algebraic configuration description method...

This paper discusses in detail the characteristics of the Arctic region environment and the difficulties in constructing wind farms there. Considering the characteristics of the Arctic region environment, the paper analyzes major construction works such as material transportation, foundation construction...

The structural behavior of fiber-reinforced polymer (FRP) reinforced autoclaved aerated concrete (AAC) panels has been investigated. Four FRP/AAC panels and two non FRP AAC panels were prepared for testing. The panels were tested under four-point bending test to investigate their strength and displacement...

In recent years, with the continuous development of science and technology, the super hydrophobic materials have wide range of application in people's daily life and various production departments. Therefore, the preparation and application of super hydrophobic materials cause the great attention of...

High resolution wide Swath (HRWS) is one of the major development directions of synthetic aperture radar (SAR). However, the high resolution in azimuth direction and the wide range swath impose contradicting requirements on system design, and the conventional SAR systems cannot meet these rising demands....

Combined the actual monitoring results of wastewater of Northeast Pharmaceutical Group, "grill + grit + primary sedimentation (grease) + regulation pool + hydrolytic acidification + contact oxidation + secondary sedimentation" was proposed to applied in the process. The treatment effects of natural sedimentation...

Based on the analysis of structure composition, material properties, operating conditions of bleed air system, a finite element model is developed and the natural frequencies and vibration modes are obtained by NASTRAN. The results show that the first ten natural frequencies comparatively dense, each...

Studied the curing reaction of bisphenol A epoxy resin DER331 system by the way of non-isothermal DSC and phenomenological model, using n-stage reaction and phenomenological model determined the curing kinetics equation, the results showed when the ratio of the epoxy resin DER331 and curing agent was...

This paper proposes a telemetry data transmission method based on wireless multi-hop network. This method is based on a transmission network constituted by several wireless nodes and adopts modified ZigBee wireless communication protocol. In this method, the telemetry terminal and the gateway will coordinate...

This experiment used high-efficiency, wide-coverage and long-range power sprayers to spray pesticide solution during the later stage of rice growth. It measured the quantity of pesticide sediment, then analyzed and studied the distribution pattern of pesticide sediment on the rice plants and the sediment...

This paper mainly studies and analyzes the output voltage wave which is based on the control of step form SHEPWN. We solve the Switching Angles in the condition that the number of H bridge converter unit is n=3 and that the modulation ratio amplitude is m=0.8. We solve the problem by changing the nonlinear...

This paper analyzes the change of tourism scale and the spatial characteristics of Xining city tourism circle by using tourism index, tourism first degree and tourism Gini coefficient. This paper discusses the development of Xining city Tourism and Xining city tourism circle. Xining city is the first...

Taking into account the impact of the flexural and in-plane vibrations, an improve Fourier series method is employed to analyze the vibration of moderately thick coupled plates. The vibration displacement is sought as the linear combination of a double Fourier cosine series and auxiliary series functions....

With the rapid development of digital medicine, health big data and medical Internet of things, the demand for the talents with stronger comprehensive ablility of information has become more highlighted. On the basis of status analysis, the paper finds that enrollment scale, curriculum structure, stabilization...

High-definition TV and interactive services bring a new viewing experience for the audience, and services such as video-on-demand and TV of yesterday have began to occupy a certain part of the viewing market gradually. Based on actual viewing records, this paper compares the differences between users’...

According to the structures of internal and external information networks of power enterprises and the characteristics of enterprise network perimeter information interactions, the paper designs a security audit model and a security assessment framework based on state graph perception, proposes related...