Advances in Engineering Research

This paper mainly introduces the current paper artifacts cleaning technology, pointing out the drawbacks and damage of traditional craft. Introduction of supercritical carbon dioxide (SCCO2) and its application. The use of SCCO2 between the gas and the special nature of the liquid, SCCO2 for the cleaning...

Rheological properties of poly(vinyl alcohol) (PVA) at various concentrations in aqueous medium were studied. The optimal concentration of PVA to obtain high solid content with low viscosity was determined. Films with different concentrations of PVA in aqueous solution have also been prepared. The influence...

In this paper, high voltage high power insulated gate bipolar transistors (IGBT) were fabricated with the passivation layer by photosensitive polyimide (PSPI) process. The PSPI was spin coated on a silicon substrate. The soft bake conditions were firstly discussed. In consideration of thermal properties,...

Environmental worthiness is one of the most important and basic performance of CNC system. This paper analyzes the environmental worthiness technology system of CNC system firstly. Following, an improved scheme on environmental worthiness technology system of CNC system is put forward. It is significance...

Applicationof computer and WEB technology already become the inevitable demand of teaching administration modernization of university. In this paper the author expatiates detailedly on main application of computer and WEB technology in teaching administration of university, at the same time probes into...

The gas dynamic features of Unmanned Aerial Vehicle (UAV) cause flight attitude control error in aerodynamic disturbances, it need for stability flight control design of UAV, to improve the UAV flight stability property. Under the condition of large disturbance, the uncertainty of parameters of flight...

Currently, the efficiency of medical image fusion algorithms at pixel level is not very high and the algorithm is limited in the traditional one. Directing at the limitations, this paper put forward the improved algorithm and the multi-layer image fusion algorithm creatively, aiming at improving the...

This work presents the field and experimental studies conducted in China Three Gorges University, Yichang City, Hubei Province that reveal the distribution of inorganic phosphorus in four vegetation concrete samples and one natural forest sample. Several results of these studies have general application...

Since the invention of Gunpowder in 1860 by Alfred Nobel mining industry was in need of initiating devices which helps in increasing blast size, improve safety during charging & blasting operation, as well as explosive performance. From Plain detonators & Safety fuse system to Shock-tube initiation system,...

The complex electromagnetic environment will interfere with the performance of telemetry equipment, and the interference can not be directly observed and identified. The state of the data mining equipment is subject to the problem of electromagnetic interference, the use of support vector machine method...

The laboratories are an important part in university because the quality of the facilities and their management of the laboratories would directly affect the quality of teaching and research of the institution. The functional modules have been developed, based on a functional analysis of the characteristics...

The development of virtual simulation and BIM in railway industry has increasingly become a trend. The method of 3D digital modeling is important in design and construction, but the current study of track structure modeling is not accurate enough, and the species are not comprehensive. This thesis was...

In this paper is proposed a HPC system running with an RTOS that is aware and monitors the health of the platform. On the system, an application for disaster management is running. The application can be executed with different QoS depending on the situation. We defined two main situations normal execution...

This paper proposes a parametric density model under a maximum likelihood framework. One may set different exponential parameters, based on the kurtosis properties of the desired signal, to match different possible signal distributions. In contrast to traditional techniques, the proposed signal separation...

Raw coriander, which is mainly produced by the Russian Federation, contains 1.62-2.40 % of essential oil and up to 28.5 % of fatty oil. Essential oil is a product of coriander seeds processing, in which the content of the most valuable component linalyl ester (monoterpene monoatomic trisubstituted carbinol...

In this paper, for purposes of airspace planning, by the theory of statistical-probabilistic and theory of traffic engineering a mathematical expression of the parallel airways based on the variable nominal distance and airspace planning parameters is given. By using the estimation formula proposed the...

In order to reduce the impact of network communication on networked control system (NCS), a networked model-free adaptive predictive control scheme is proposed for networked control systems with random packet loss in the forward and feedback channels. The data model based on the I/O data dynamic linearization...

Golden snail is the major pest in thewet paddy land in the East Halmahera region. The use of chemical pesticides has failed to control the pest and hascaused an increase in environmental pollution. In order to reduce the detrimental effect of the golden snail attack on paddy growth and production, the...

This paper summarises the research progress and challenges of STT-MRAM technology based on FinFET technology, exploring its core advantages in high-density, low-power, and non-volatile storage. The advantage of FinFET mainly lies in its 3D gate. This paper summarizes relevant papers in recent years,...

This research aims to develop and test a RVM navigation system using waypoint-based path planning method. In this study, YOLOv7 is used to detect the robot with the help of a webcam mounted on the ceiling of the room. The robot is equipped with red and green dots on it, where the red dot signifies the...

A microstrip triple-band antenna with “T”-shaped strip and dumbbell DGS has been proposed for wireless communication. The antenna was designed and simulated using Simulation Technology (CST) Studio Suite 2014. Characteristics of the proposed antenna were improved by parameters design modification. The...

According to the characteristics and requirements of emergency communication, this paper presents a scheme of emergency communication network deployment, and illustrates the organization mode of communication network in the network structure. In addition, the key technologies of emergency communication...

The sintered process is an important link of ceramic, ultra high temperature materials in the production process. Therefore, studied the sintered ceramic process based on the thermal analysis and discussed the sintering properties of ceramic materials. At first, it introduced the sintered ceramic and...

In recent years, the rapid development of e-commerce not only benefited the whole Chinese economic, but also changed consumers' attitudes and approaches. As e-commerce developed, the last mile delivery problem has become a key factor in the electronic commerce logistics. The last mile delivery is the...

At present, the judging principle of Magnetic Memory Testing technology (MMT) can only indicate the stress concentration zone, but can not get information from the stress concentration further. In the paper, to get information from the stress concentration zone, a MMT signal analysis method based on...

Copper, works as a protector of used fuel rods of nuclear power plant, can suffer most corrosion for its properties. While the copper, once reacting with sulfate/sulfide solutions from oil when buried deeply, may involve new corrosion problem. In this paper, mass loss experiments and potentiodynamic...

Weft knitted fabrics and their reinforced composites have good extensibility, high production efficiency, good formability, impact resistance and low production costs.The two kinds of weft knitted float stitch fabrics are made of glass continuous filament yarns, and were knitted on computerized flat...

With the general use of smart phones, mobile phone software development becomes more and more popular. This paper introduces the multifunction map software developed under the Android system based on the free API provided by A Map Software. The paper explains the development environment and the main...

Straight-ray-based inversion technique to estimate attenuation rate from electromagnetic tomography in coal mine has been available to geophysicists for over twenty years. This method gives a good computational efficiency but not a satisfy resolution. On account of the increasing computational power,...

The article aims to study the change of instantaneous values of differential current in power transformer protection circuits during magnetizing inrush when the unloaded transformer is connected to a power source and when a fault occurs in the protected area. Also, time behavior of the unbalance current...

To obtain the maximum production of laccase from a novel deuteromycete fungus Myrothecium verrucaria NF-05, optimization of fermentation parameters was performed. Central composite design and response surface analysis revealed the optimum concentration of glucose, CuSO4 and gallic acid to be 26.47 g...

The sliding distance is the most critical risk factors in landslide disasters, and many factors affects landslide sliding distance. In order to investigate the influence of various factors on the landslide sliding distance, take the loess landslides on south of Jing he River in Xi'an as the study area,...

In order to decrease the damage of the explosive initiator under high-g loading, a PTFE tube was designed as energy absorber and used in the initiator. For this purpose, the split Hopkinson pressure bar was firstly performed to test the dynamic mechanical parameters of PTFE material, which were later...

Li/LiCo1/3Ni1/3Mn1/3O2 and Li/graphite half cells filled with methyl acetate (MA) with 1M LiPF6 function very well. Cells filled with 1 M LiPF6 in EC:DMC:EMC:MA(1:1:1:3) show good capacity retention 147.5 mAh g-1 after 50 cycles at 25 °C. Electrochemical performance of Li-ion batteries is analyzed via...

In order to reduce the permafrost thaw disease of asphalt pavement caused by heat absorbing and conduction in permafrost regions, pass-resistance coupling structure is designed and its working principle is introduced. On the basis, heat resistance effect of pass-resistance coupling structure is analyzed...

From the viewpoint of system engineering ,the navigation safety of oilfield water is analyzed and the quantitative evaluation indexes are identified. The comprehensive evaluation model is built to evaluate the navigation safety of oilfield water according to the butterfly catastrophe theory. Then the...

An Artificial Neural Network (ANN) model of molten pool depth for Gas Metal Arc Welding process on plate with single-V groove and its intelligent control method are proposed in this paper. That how to select welding parameters as ANN models’ input is mainly discussed, and fuzzy theory is used for molten...

In this paper, the criterions of module division are established, and the calculation formula of the number of modules partitioning schemes under two conditions is given, and the logic relation between modules is analyzed. On the basis of the research, a product structure attribute mapping method applied...

Due to the challenge of complex problems in petroleum engineering field, the coupled pore fluid flow and stress analysis of reservoir has become a focus of study. Based on the rock mechanics and seepage mechanics theory, the governing equations of the coupled pore fluid flow and stress were given for...

In this paper, a novel power electronic load (PEL) simulation method is proposed. The simulation object is three-phase phase-controlled rectifier bridge load. About this content, there are few articles mentioned. Through the detailed analysis of three- phase phase-controlled rectifier bridge characteristics,...

Hyperbaric dry welding is an effective way of underwater repair in offshore engineering. Though various welding methods have been attempted at home and abroad for years, problems and limitations exist. This paper conducted a systematic study on character of GMAW method in hyperbaric dry environment....

Despite the application of contrast enhancement to image enhancement in medical image processing and in spite of a good enhancement effect achieved, since the priori knowledge of the relevant application domain is left out, the medical images affected by noise have yet to be further enhanced. Priori...

In this paper, to develop a new method to rapidly synthesize hydroxyapatite nanoparticles as a controlled release carrier, sonochemical method was used to prepare nano-hydroxyapatite (nHAP) without any surfactant and used calcium nitrate tetrahydrate and diammonium hydrogen phosphate as source materials....

Covid-19 has become an important note for the revolution of human civilization, various speculations that discuss the negative impact more intensively than the positive impact of this problem (a case study of a private university in West Manggarai, East Nusa Tenggara). The use and utilization of technology...

The study you’ve described focuses on the use of reclaimed asphalt pavement (RAP) as a substitute material in asphalt mixtures with varying percentages of RAP content (25%, 50%, and 75%). The main objectives of the study are to assess the degradation of aggregate components (coarse, fine, and filler...

Additive manufacturing (AM) produces intricate products with minimal material wastage while offering environmental benefits such as use of smart materials and reduced raw material usage. Focus on sustainability in AM is growing, encouraging companies to develop strategies to minimize waste and enhance...

Early carbonation curing of cement-based materials is an effective method for sequestering carbon dioxide and enhancing the properties of hydration products. Understanding the microstructural changes during the early carbonation-hydration process of cement provides valuable insights into its mechanical...

The Central Yunnan Water Diversion Project is an important national livelihood project. In order to ensure the stability and safety of the project diversion, this paper adopts the river engineering model experiment to study the water flow conditions and sedimentation characteristics of the diversion...

This paper presented the stress analysis of road bike frame to investigate the strength and safety factor of road bike frame. Bicycle manufacturers must ensure the performance and comfort of the product to comply with applicable standards. Various factors should be considered to obtain a proper design...

Thermal comfort in the world has created interest for renewable energy researchers due to the increase in the world population and in trying to make the environment friendly to every community. This study determines the thermal comfort of the Mubi metropolis in Adamawa state, Nigeria. The data used in...

An important factor of wiping parameters-wiping speed was controlled precisely in the paper to study its effect on galvanized coating weight and thickness. The experiment was conducted by a hot dipping process simulator, the experimental steel was immersed in a zinc bath of Zn-0.24Al (vol%) at stable...

Different radiation detectors need different high-voltage values, and in this paper, the design of intelligent high-voltage power supply for many kinds of radiation detector is introduced, based on single-chip LPC1768, both the software and hardware circuit are adopted to achieve those functions of the...

This thesis take pictures for the products and processed the pictures that need to be uploaded, combine the relative features of Josiny ladies' shoes and the requests for the commodity display pictures that come up on by TMALL, make the product template that is up to the requests of TMALL and the display...

the primary problem faced by the industrial integration in Beijing-Tianjin-Hebei Region is how to develop real economy and thus fund will become a barrier. This paper has discussed the industry positioning in Beijing-Tianjin-Hebei Region and proposed the real economy and supply chain finance question....

Under the impact of the new generation of information and communication technology, China is speeding up things to other areas of urban management, new energy, healthcare, manufacturing penetration. Especially in recent years, developed countries and regions have introduced policies of things related...

A power law relation between the filtration coefficients of straining and flux through small pores based on percolation theory has been reported. It was a monodisperse particle filtration theory, while the actual colloidal suspension is polydisperse particles. In this study, a formula of particle size...

Cleft palate is a birth defect with the resonance between the nasal cavity and oral cavity, which causes an additional nasal formant. And the accurate formant extraction method contributes to hypernasality detection. In this sense, we present a method for formant extraction. The proposed approach uses...

Control from the balance of the car is relatively complex, which can be divided into balance, speed and direction of the three control, the balance control in the main, the control is similar to the inverted pendulum, to study its stress, construct its transfer function. MPU6050 is used to measure its...

Recently, there have been a great need in society for MCU learning especially in engineering and science. However, the environment development didn’t match the increasing demand for MCU teaching in fact. On the one hand, the costs of learning at their own expense are high. On the other hand, limits of...

The level set method is frequently used to simulate and capture the moving interface in the molten metal casting and forming field. However, the level set function has to be re-initialized after several time-steps. And influence of the smoothing parameter on numerical accuracy of the moving interface-capturing...

Based on Darcy-Brinkman-Forchheimer flow model, this study analyzed the viscous dissipation effect on the forced, fully developed convection heat transfer in the flat channel filled with saturated porous medium of power-law fluid. Moreover, it derived the dimensionless calculation formulas for the axial...

This paper is involed in a test of performance comparison of multifunctional high-speed highway condition monitors. Data of rut, IRI and crackings has been collected and analysis of variation coefficient and correlation has also been analyzed. A significant difference of all samples is revealed in the...

Aiming at the various algorithms in the mechanical arm trajectory planning, this paper proposes a trajectory planning algorithm based on an open source software platform (ROS) for the control System of the Robot arm. Mechanical arm on the platform, the gravitational potential energy as the optimization...

To improve the efficiency of the separation of powdered materials which are prone to aggregation, internal separator devices are used that contribute to the disaggregate material particles. For the most effective destruction aggregates of particle during physical contact with devices, it is necessary...

Objective: To evaluate the efficacy of psychological interventions for improving the immune functioning of breast cancer patients. Methods: Comprehensive searches of electronic databases from 1990 to 2012, hand searches of reference lists of articles, and contacts with researchers. Meta-analytic approaches...

In view of the failure of ABS steel extrusion die in a petrochemical enterprise, the finite element software was used to simulate the die runner and the main reason of die failure was that the pressure drop exceeds standard. In this paper, in order to reduce the die pressure drop, improvement schemes...

The precise carbon film potentiometer (PCFP) is widely used in the servo system. For gaining the high precision and production efficiency, a new trimming algorithm has been proposed and a new error compensation technology has been used in this study. By using the newly developed automatic linearity trimming...

This paper introduced tilting accident phenomenon of the farm grasping grass machine in the practical application. Through to analyze overturn accident of instantaneous critical stress state at work, this paper put forward a basic idea that can control and prevent the overturn accident, designed the...

To solve the credibility and supervision lacking problem in the OTC warehouse receipt trading system, a scheme of using smart contract on the blockchain to implement the OTC warehouse receipt trading system is presented. As a distributed ledger, blockchain has the advantages of decentralization, irreversibility...

The aim of the learning process in this study was to help students find concepts on arithmetic sequence materials using the approach of Pendidikan Matematika Realistik Indonesia (PMRI) as well as produce a path of arithmetic sequence learning using PMRI approach. This research method was design research...

In the shipbuilding industry, subcontractors play a crucial role in the construction process because most types of work cannot be completed solely by the main contractor. Various specialized tasks require subcontractors with expertise in specific components while the new shipbuilding process is underway....

Municipal solid waste (MSW), a prevalent environmental concern, presents a significant energy harnessing opportunity. This study explores the gasification of MSW into a usable gaseous fuel utilizing a Dual Reactor Fluidized Bed, a thermal technology that transitions solid substrates into gases. The primary...

At a power station, the turbine experiences high sediment content and operates under complex and challenging conditions. It has been operating under unstable conditions for an extended period. The overflow components have suffered significant abrasion due to the combined effects of sediment abrasion...

The pull-out test is a methodology employed for the evaluation of various critical mechanical performance parameters of materials, and it holds significant importance in the realms of material selection, design, and quality control. In this study, the tensile testing standards were combined with the...

The concept of green building design is an approach focused on sustainability, energy efficiency, and environmental protection in architecture, which holds significant importance in contemporary society. This paper explores the application strategies of green building design concepts in modern architectural...

Drone technology is rapidly advancing in the field of robotics automation engineering. One of the main purposes of designing robots is to eliminate the risks associated with hazardous work that requires human involvement. The objective of this paper is to create an autonomous agricultural drone that...

Islamic boarding schools are one of the oldest educational institutions that cannot be ignored from the history and culture of Indonesia because it is proven that Islamic boarding schools have employees who are able to adapt to the times. In this digital transformation era, Islamic boarding school employees...

In this paper, a broadband and highly efficient reflective polarization converter based on Z-shaped metasurface is demonstrated at sub-terahertz (THz) frequencies. The polarizer can convert a linearly polarized (LP) wave to its cross-polarized wave at three resonant frequencies, which can also convert...

In order to increase the real-time process optimization, this paper proposes an online simulation based on unmanned CPP Propulsion intelligent control and system optimization method, mathematics model of adjustable pitch propeller is established, then based on MATLAB platform, using the simulation software...

This work is to study a novel hybrid energy-harvesting shock absorber for vehicle to provide the required damping function to reduce the vibration between vehicle and roads, as well as to reclaim vibration energy from automotive suspension system during driving. The hybrid energy-harvesting shock absorber...

Dyeing wastewater complex composition, color large organic pollutant concentration is very high, in the field of wastewater treatment is a kind of low biodegradability, biodegradation of industrial wastewater. Based on extensive research, printing and dyeing wastewater treatment method commonly used...

Recall the lost Malaysian flight MH370. To build a generic mathematical model that could assist "searchers" in planning a useful search for a lost plane feared to have crashed in open water. Our model has two parts, of which the first part is to find the location where the aircraft is more likely to...

The analysis of bearing structures of mining engineering buildings is conducted, the relationship between geometrically nonlinear FEM analysis and catastrophe theory in the dynamic fracture of facilities under static loading is shown.

In the using of materials, kinds of injury which is sometimes difficult to repair or too costly to repair may appear in the surface and interior, which will shorten the life of the materials. Self-healing technology can be used to improve material reliability and extend the service life, so composite...

Introduction:This paper introduced Rainfall simulation by using spray head, experimental study on power plant coal storage wastage produced by the influence of the rainfall.Discuss the different coal kinds, rainfall intensity ,rainfall time and the influence of coating agent on loss of coal.The results...

Based on the investigation data on cyanide in bottom waters in the bay mouth of Jiaozhou Bay in 1983, we analyzed the contents, pollution levels, and distributions of cyanide. Results showed that cyanide contents in bottom waters in 1983 were 0.02-0.34 g L-1, and were much lower than guide line of cyanide...

The modified γ-Al2O3 adsorbents were prepared by impregnation method has been studied for arsine (AsH3) removal efficiency. The results show that γ-Al2O3 modified with Cu(CH3COO)2 (denoted as Cu/Al2O3) is found to have markedly enhanced adsorption purification ability. In the adsorption purification...

The frequency estimation of sinusoidal signal based on discrete fourier transform (DFT) is investigated, which performance is caused to decline due to the error of interpolation direction when the signal frequency is close to quantized frequency of DFT. To solve this problem, a new algorithm without...

The effect of the nugget size from 2 mm to 8 mm in the lap zone of the adherend on the stress distribution in weld-bonded single lap DP 600 steel joint was investigated using elastic finite element method (FEM). The results from the numerical simulation show that the value of the peak stress along the...

In order to solve the crack problem of T-shaped welded tee in waste heat boiler of a LNG power plant, this paper proposed using the principle of fracture mechanics to analyze propagating crack quantitatively. Firstly, the stress distribution of T-shape welded pipe without structure default was analyzed....

According to the influence of traffic flow change on the selection of vehicle routing, to find a solution to the planning of travel routes in the situation that knowing the change of traffic flow. By using the method of particle swarm algorithm combined with dynamic programming to optimize the path of...

This paper proposes a conception of Nan Yin digital system to protect and inherit Nan Yin well and change the present situation of Nan Yin, which depends on people carriers by means of oral instruction and rote memory. The system includes four points inside: Nan Yin opern digital system, Nan Yin audio...

With the daily growing position of coast radar in the shore defense system, maintenance is more and more onerous. The traditional assurance mode is hard to meet the accurate and timely need. Learn from the advanced experience of foreign developed countries in the field of equipment maintenance support,...

Under the influence of marine environment such as wind, wave and current, the lifting movement in the vertical direction will be produced. Heave movement will not only affect normal operations, but also lead to serious safety accidents and environmental pollution. The research object of the technology...

Component identification is a key problem in software reuse. In order to obtain a set of business components (BCs) with high reuse value and good reuse performance to support reuse, a BC design method based on the cluster algorithm was proposed. Through analyzing existing business models, element composite...

Internetware is a new software paradigm evolved by the internet; it brings many challenges for the traditional software development techniques, especially for architecture engineering in the new paradigm. Self-adaptability is one of the most important capabilities and design goals of Internetware. Although...

In order to save the cost of logistics distribution company, the route optimization of logistics distribution vehicle scheduling and the time optimization problem in distribution processing are studied. The workflow of logistics distribution company is mainly divided into four parts: order transportation,...

Conventional search systems used in enterprise settings often find it difficult to overcome the semantic gap between intention and document content on one hand within their information seek, hence making the process of information seeking to be inefficient and productivity low. At the same time, the...

The Internet of Things (IoT), which refers to a combination of devices, systems, and services, is a new concept that goes beyond machine-to-machine communications and contains advanced automation and integrated cyber-physical systems. Communication engineering is the basis of this transformation, providing...

With the increasing penetration of renewable energy, accurately assessing power output is crucial for grid stability and economic operation. Traditional forecasting models, however, are susceptible to outliers and often fail to reflect the true central tendency of power output. This paper presents a...