Advances in Engineering Research

Nowadays,there is an increasingly hot topic among the academia which concerns the exiquisite place that algorthm produce.A superior algorithm can not only soup up one thing, but also maximize the benefits and generate the smallest overhead.The kinds of algorithms abounds,such as dynamic programming method,greedy...

In order to simultaneously obtain the comprehensive performance and mechanical characteristics of spindle parts of CNC machine tools, In this paper, through analyzing the testing technology of spindle parts performance, we designed a testing platform. It considers multiple types of spindle parts and...

Flame fusion preparation of LYSO: Ce single crystal need excellent mobility raw powder of high purity. The solid phase synthesis of LYSO:Ce single crystal powder of high quality is prepared. After removal of moisture, weighing and grinding, the original high purity powder sintering experiments are conducted...

The paper describes a search and selection of potential heparanase inhibitors. This enzyme is inhibited to protect an organism against various diseases such as chronic kidney disease and diabetic nephropathy. These diseases are widely distributed and often lead to death. Searching low-cost plant analogs...

The purpose of this study was to determine whether the application of the search, solve, create, and share (SSCS) learning model can improve students’ quantitative mathematical reasoning. This study was a pre-experimental research with one group pretest-posttest design. The population in this study were...

This research was observed on the CTAB modified Lampung Natural Zeolite (ZMS). The aim is to improve the adsorption capacity of tapioca wastewater. This zeolite modification process has several steps, starts with Lampung Natural Zeolite (ZAL or LNZ) pretreatment, LNZ activation by NH4Cl, and ends up...

The nickel electroplating process has been carried out on steel with the help of a magnetic stirrer to homogenize the coating results on the surface. This study aims to determine the effect of time and temperature with the help of a magnetic stirrer on the thickness and hardness of the coating surface....

The lungs are vital organs for the respiration of the human body. If it’s not correctly observed, it can lead to disease in this organ. It’s like pneumonia, where one child dies every 39 seconds. Indoseia ranks third after India and China in the case of tuberculosis disease. During the COVID-19 pandemic,...

As long as Rahadi Oesman Airport is operating, but until now it does not yet have Surface Level Heliport facilities for take-off landing helicopters, so helicopters often take-off landing in the Apron section. With the condition of the Apron pavement being inadequate to carry the helicopter, there was...

This study analyzes the effect of immersion duration in three types of water—seawater, brackish water, and freshwater—on the stability and flow of a Marshall asphalt mix using Pen 60/70 asphalt. Test specimens were prepared using the Marshall method and immersed for 30 min and 24 h to evaluate the impact...

This study establishes a pile-soil cavity-geotechnical model. The reliability of simulation parameters is verified through experimental piles, and load-settlement curves of piles under varying height-to-length ratios and burial depths of soil cavities are provided. The bearing capacity of piles under...

Marine operations have always been complex and risky, particularly when carried out at sea. Adverse weather conditions can compromise safety and operational efficiency. In the past, marine control systems, designed and installed for various missions at sea, were often unreliable, bulky, and less responsive...

In the subcontractor selection for prefabricated residential EPC project, it is still difficult for the general contractor to solve the problems of design-construction phase separation and realizing the maximum team potential, the research of project benefit calculation method has become the first problem...

This study aims to develop a web-based application for collecting complaints from the academic community at the Faculty of Vocational Studies. The Research and Development (R&D) method was employed, involving need analysis, application design, implementation, and evaluation. The application is designed...

To investigate the impact of supplementary pile reinforcement on the vertical bearing characteristics of the pile foundation, this study employs finite element simulation to analyze the settlement and stress before and after reinforcement. The results show that the settlement of the pile foundation decreases...

Early detection of plant diseases is crucial for minimizing crop losses and ensuring sustainable agriculture, particularly in tropical regions. Cocoa (Theobroma cacao), a major cash crop, is highly susceptible to diseases such as Black Pod Rot and Monilia Pod Rot, which can severely impact yield. Conventional...

Each student has a different interpretation of the experiences gained in everyday life. When students are in the learning process in class, the lecturer facilitates learning activities so that new concepts are formed that are in accordance with scientific concepts. Lecturers should design effective learning...

The SiO2 microspheres with different diameters were prepared by a seeding technique through adjusting the mass fraction ratio of TEOS and silica sol in the reaction solution. The mesoporous SiO2/Fe3O4 microspheres with size-tunable hollow cavity were prepared by using the SiO2 microspheres of different...

Aiming at the problem of inaccuracy of Face Recognition and No Object Tracking Ability with the current monitoring system, an intelligent monitoring system design scheme based on ZigBee technology is proposed, and the hardware and software module design of the system is implemented including data acquisition...

By applying the novel method, some sufficient conditions are established for the existence and global exponential stability of anti-periodic solutions for a kind of fuzzy Cohen-Grossberg neural networks on time scales. Moreover an example is given to illustrate our results.

Previous studies have found that banana flowers, leaves, pseudostems, roots, infructescence stalks, and peels (M. paradisiacal (Linn.)) have antihyperglycemic effect. The banana peel (Musa nana Lour.) might have the antihyperglycemic activity, its antihyperglycemic activity and active ingredients remain...

The cellulose grafted copolymer was synthesized with 2-(Dimethylamino)ethylmethacrylate(DMAEMA) onto the sugarcane bagasse under microwave irradiation in homogeneous media. A homogeneous solution was obtained through dissolving cellulose in 1-butyl-3-methylinidazolium chloride ionic liquid which the...

This paper designs a half-bridge IGBT inverter switch solid laser power. This power has realized great energy work for more than 20 hours in succession. It is reliable and steady. Its switch frequency is in about 25 kHz. We have adopted the modules to design, have strengthened the interchangeability...

Amphiphilic polymer of N-benzyl-N-hexylacrylamide terpolymer were synthesized using free radical micellar polymerization method. Apparent viscosity, fluorescent probe and DLS was employed to study the aggregation behavior of P(AM-NaA-BHAM). The critical aggregation concentration (CAC) of P(AM-NaA-BHAM)...

The voice coil motor is a device motivated by electric current. It is creating force by Lorentz force principle generated by interaction of the current and magnetic field from magnets. The voice coil motor has been used for various purpose such as speaker, actuator, and etc. Especially, there has been...

In the traditional three-phase four-bridge inverter control strategies, such as SAPWM, 3-D SVM, the control system of them are quiet complex, difficult to achieve engineering application, and the stability is poor. Therefore, in this paper, based on the combination of the model predictive current control...

The rapid development of urbanization, urban engineering survey has a huge impact, traditional urban reconnaissance production management tools has exposed its limitations, geographic information systems involved, unprecedented space for development of urban engineering survey. How to effectively and...

The wood-concrete composite beams consist of the wooden beams and concrete slabs by using shear connectors together into a whole load.With the development of society and economy as well as the accumulation of experience in scientific research,people have a further understanding and mastering about the...

Suzhou's building of a paradigm in global energy transition-driven urban development is a pioneering and hard work. This paper introduces the main contents and the pathways on what and how the Suzhou will build the paragidm city in energy transition, the contents give the details on the "five models"...

The solitary wave solutions to class of nonlinear fourth order variant of a generalized Camassa-Holm equation is investigated by employing the interesting perturbation method. The solitary wave solutions to Camassa-Holm equation is given in the form of Jacobi functions and expressed by the hyperbolic...

In this paper, the method of DOFs condensation is adopted to simulate hinge node in finite element analysis. Other than adding additional overlapped nodes for the DOFs coupling method, the principle idea of DOFs condensation method is that each two elements connected by a hinge node do have a common...

According to the appeared incident dynamic pressure of 1304 working face in a mine, the characteristics of electromagnetic emission signal were analyzed before the dynamic pressure occurred; FLAC3D was used to simulate the impact on pressure relief effect under the conditions of different borehole diameter,...

Digital image tamper detection technology is a hot topic in recent decades which has widely applications in image processing. Study of key approach of digital image temper detection has important science and application value. A CFA interpolation based image blur tamper detection algorithm is proposed...

There is a latent large block near the dam abutment of Jinping-I hydropower station, the stability of which is very important in the excavation process. As we know, Sarma's method is able to evaluate the stability of rock slopes with complex structural planes, because it takes into account the mobilization...

This paper presents numerical analyses for the stability of a pillar between two caverns in an underground oil storage project. The geological condition of this pillar reveals two major lineaments (intrusive bodies) intersecting each other between two caverns, which results in dislocation of dykes and...

In order to satisfy people to the requirement of ventilated daylighting, building shape and vision, residential high-rise shear wall structure are often open corner window in the corner building. But after corner position opening, angle of window will greatly weaken the torsional rigidity of the structure,...

Complicated rubbing issues are often occurred on rotating machinery. Combining with mechanism of transient rub-impact effects of the rotating blade-casing, the development about rubbing problem of rotor dynamics, vibration characteristics of constraints blade and rub-impact problem of the rotating blade-casing...

Hardened concrete is a porous heterogeneous material. In this paper, pore structure of hardened concrete is determined by mercury intrusion and vacuum saturated absorption, the feasibility of these two methods is analyzed, and the linear correlation between the results detected by these two methods is...

In coal shearer monitoring system, the early detecting of fault is key technique for preventing the shearer fail. In this paper, the improved support vector machine theory is introduced to detected shearer fault under the mine underground, the improved algorithm based on support vector machine theory...

In this paper, hydroxyapatite and TiO2 biological coatings on TC4 titanium alloy substrate was prepared by electrophoretic deposition (EPD) method. The coatings were characterized by scanning electron microscopy (SEM). By subsequent different conditions of heat treatment process (vacuum and high purity...

The model of parallel-oriented compliant mechanism was established. Analysis of parameters for elliptic flexible hinge plane compliant mechanisms was illustrated. The relationships between the system frequency and the flexible hinges shapes, geometry parameters, material parameters were discussed by...

Exponentially Weighted Moving Average Method the standard deviation calculation described in the previous section assumes that the data volatility is constant (homoscedastic) and can not be applied to unstable (heteroscedastic) data volatility.Therefore, one of the approaches to deal with the volatility...

Two different aging modes of continuous aging and interval aging were adopted to investigate the intermetallic compound (IMC) growth between Sn-3.0Ag-0.5Cu (SAC(305) )solder and Cu substrate. The morphologies of IMC layer are different during two different aging modes, and there is only one phase(Cu6Sn5...

The data placement of scientific workflow in the cloud environment has been the key to reducing data transmission. The flow of data across data centers not only leads to time overhead but also affects the efficiency of scientific workflow. In view of this situation, this paper, presented a more effective...

The article discusses the principles of the formation of the estimated transportation districts, taking into account special generators of movements that are understood as large objects of mass service of the population, in relation of which, the generation of visits is comparable to the generation of...

The employment of similitude theory to establish similarity among structural-acoustic systems can save considerable expense and time, if the proper scaling laws are found and validated. In this study necessary similarity conditions or scaling laws for dynamic analysis of stiffened cylindrical shell are...

As an increasing number of power plants are engaged in grid peaking operations, the utility boiler working condition varies frequently and violently, which demands a more flexible and accurate control system. In present investigation, a model measuring heat storage capacity in steam and metal with operating...

The distribution characteristics of plume field structure of solid rocket motor could great influence on overall design of rocket, design of launch vehicle, materials selection and so on. Therefore, it is necessary to study structure characteristic of plume field of solid rocket engine. In this paper,...

For purpose of studying the application of Flamelet Generated Manifolds (FGM) model in numerical simulation of combustion, the combustion field of Sandia piloted flame D and F were studied using FGM model. The laminar flamelet database was generated using the laminar 1D freely propagating flame module...

Nitrogen-doped titania (TiO2) photocatalyst were prepared by a simple sol-gel method using tetrabutyl titanate and triethylamine as precursors. The photocatalytic decomposition of methyl orange (MO) solution was used as a probe reaction to estimate the photocatalytic activity under ultraviolet and simulated...

By using finite element analysis to study the effects of different water-cement ratio and different fiber composition on the flexural properties of Reactive Powder Concrete beam. The results show that: Firstiy, under the same fiber combination, with the increase of water-cement ratio, the bending moment...

To solve the following problems during Transformer Fault Diagnosis: high misdiagnosis rate, calculation complexity, low recognition rate and so on, Oil-immersed Power Transformer fault diagnosis method based on Improved Interval Extension is put forward. First, Improved Extension Set on Intervals fault...

In the engineering construction of real estate projects, green construction is that under the premise of the basic requirements such as guarantee quality, safety, etc., saving resources and reducing the negative impact to the environment to the maximum limit through scientific management and technological...

An important and crucial aspect of image processing is effective identification of lung cancer at an initial stage. One of the state of the art methods in lung cancer detection is machine learning, namely ANNs (Artificial Neural Networks) and Fuzzy Logic. These researches mainly focus upon image quality...

This research was conducted to analyze the application of the integrated pest management (IPM) model to increase the ecological resilience of the honey pumpkin plant. The research was carried out at the Research and Teaching Farm, Pest Laboratory, Laboratory of Biological Agents, Faculty of Agriculture,...

This study investigates the role of construction project planning in achieving efficient project delivery among Ghanaian construction companies, focusing on the challenges faced. A quantitative approach was used to analyze the population of homegrown small and medium-sized construction companies within...

The planned construction of the Kluet Dam in South Aceh Regency is projected to provide strategic benefits for flood control, particularly given that the region recorded the highest flood frequency in Aceh Province in 2023. Although the dam is designed to serve critical functions such as water supply,...

After long-term temperature difference cycles during operation, thin-walled aqueduct structures develop numerous cracks. To ensure the safe and stable operation of the aqueduct, it is necessary to replace the aqueduct shell. The design strength for concrete durability in the current water conservancy...

The industrial revolution has reached 4.0 by developing automation and cyber systems, but the use of automation in the industrial sector is still not accompanied by appropriate operators. Vocational High School (SMK) graduates who are ready to work to enter the industrial world still do not have the...

Neurodegenerative diseases are progressive neuronal degenerative diseases caused by multiple factors, with complex pathogenesis and limited existing treatment methods. Thus, exploring therapeutic drugs from traditional medicinal plants is crucial. Illicium simonsii Maxim., a traditional medicinal plant,...

Mountainous expressway tunnels have tiny spaces, making population evacuation difficult if a fire breaks out. Therefore, the safety risk of tunnel fire accidents must be addressed. In this paper, we comprehensively sort out the fire accident risk sources in long tunnels of mountainous expressways, establish...

The grain production data series present some regularity and nonlinear characteristics in time. To overcome the shortcomings of the linear prediction low precision in traditional grain yield, the application of R/S analysis which based on the nonlinear fractal theory in grain output prediction is studied...

Cloud computing provides users unified services by constituting a huge resource pool with large amount of highly virtualized resources. Its development and application have provided innovative thinking for constructing Public Education Resource Service Platform of Wide-range District Education. This...

Lightweight aggregate concrete has a lot of excellent properties such as light weight, high strength, heat preservation, heat insulation, fire proof, antifreeze, earthquake, and is resistant to chemical cor-rosion. It is a high-rise buildings which has frame structure, large-span, soft soil foundation,...

The areas of improvement in the design of the crowns of roadheaders of selective action and other mining machines. Suggested was the usage of biconical, conical disk tools and their attachment assemblies to the triangular prisms on the crowns of roadheaders and shearers-bladed screws for the destruction...

Modern looms can usually detect a broken warp yarn by using a warp break detector, but they cannot locate the broken end precisely and automatically. High-count and high-density fabrics with a broad width usually have a warp consisting of up to ten thousand of ends that are closely packed. This makes...

The inner evolution process of industrialization were studied by the mechanism of the industrialization and Cobb-Douglas production function. The data from 2004 to 2014 in the national, Guangdong province and Guangxi province were quoted to study the trend of the industrial structure variation .The results...

With the increasing demand of the human space mission, the manipulator plays an important role in the various tasks of space. In this paper, the technical indexes of modular manipulator, including joint torque index and joint accuracy index are given. According to the technical indexes of modular manipulator,...

This paper presents an integrated simulation system for building structures. It is to satisfy the engineering requirements for high performance simulation and is a coalition of the traditional design software and general finite element analysis (FEA) software. Based on this system,the designed models,...

In this paper, in order to estimate the angles for arbitrarily spaced arrays with acoustic vector-sensor, we combine the compressed sensing theory with parallel factor (PARAFAC) model, and propose a neoteric angle estimation algorithm. The proposed algorithm firstly compressed the PARAFAC model, then...

The paper discusses the concepts of equal strength and equal stress structures. We will call equal strength structure, if at each point the equivalent stress corresponding to a particular theory of strength is equal to the ultimate strength of the material. In equal stress structure at all points of...

Cushion segment of disc assembly for automobile clutch is taken as research object, a calculation method of forming height for cushion segment is presented based on the analysis of theory of spring back, and it is called reverse trial method. The dimension of forming die for cushion segment is obtained...

The yield is a very important economic variable in the process of economic operation and plays a very important role in the financial market. For the financial market, the stability and the change law of the yield are the direct factors that affect the development of the financial industry. To this end,...

The event that some lightning rod was fractured and collapsed at the tubular joint of lightning rod occurred in some transformer substation recently. The stress concentration at the tubular joint area was the main reason which caused this failure. This paper proposed the solution to recover the collapsed...

The network congestion problem and differentiated business are important factors to impact the performance of network. This paper studies the RWA of differentiated business based on the wavelength layered graph model in the IONs and puts forward some designs. Firstly, combined dynamic weight formula...

To fully take into account the effect of geometric nonlinearity on the deformation of extra-long-span cable-stayed bridges, a cable-stayed bridge with a main span of 780m was analyzed on the basis of the girder initial erection profile and three calculation modes, i.e., linearity, partially geometric...

In order to analyze the error sources of circular gratings angle-measuring system, a series of coordinate systems were established on the gratings angle-measuring system through taking many mechanical errors into account, such as rotary errors of the axis system, installing eccentricity and tilt of circular...

There are generating many municipal solid wastes in the rapid development of urbanization. Municipal solid wastes treatment could generate lots of carbon emissions, which accounted for an important share in total carbon emissions. Therefore, it is crucial to compare emissions from different ways of municipal...

Series capacitor compensation can improve the operating parameters and transmission capacity of transmission line,it has been put into use in power system for many years.There is a common problem in Chinese distribution network that terminal voltage of the line is lower and instability which is caused...

With the continuous development of network technology and the addition of network size, speed and complexity, the importance of network management is also increasing. The network management is the process to control a complex computer network so that it has the highest efficiency and productivity. According...

Using the computational fluid dynamics, heat transfer theory and mechanics theory to analyze the internal heat source types and heat transfer path of high speed gear box, and establishing the steady-state heat transfer model. Based on the finite element theory, the finite element model of fluid solid...

In order to solve the problem that with the interference of on-site GIS to PD signals, the type diagnosis and fault location of insulation defect are affected. This paper proposed a new morphological filtering algorithm based on morphological filtering theory is proposed, which combines the basic operations...

To overcome the limitation of the existing models intersection queuing models in which vehicle arrivals are assumed to meet some specific traffic distribution, a new model which based on markov chain and traffic wave theory is proposed to estimate the travel time of vehicles. This model fits the signalized...

Vibration energy harvesting is a concept to convert the mechanical energy contained in vibrations into useable or storable electrical energy. This article focuses on the influence of nonlinearities upon the output of a piezomagnetoelectric vibration energy harvester (VEH) under broadband vibrations....

The nonlinear characteristic of Chinese speech signal are further studied, combined with radical basis function neural network, a nonlinear prediction model is designed. Firstly, delay time, embed dimension and maximum lyapunov exponent of Chinese speech phoneme are calculated by using C-C algorithm,...

The success of semi-organic rice farming is mainly determined by the behavior of organic rice and the entrepreneurial behavior of the farmers in managing their farming. With a strong entrepreneurial behavior, semi-organic rice farmers are expected to increase the production of semi-organic rice farming...

The paper considers the experience of private farming in the agro-industrial region, based on the theoretical insights of prominent Russian economists including A.V. Chayanova. Through output statistics, expert interviews as of 2018 and the results of the 2016 survey, it reveals the main positive phenomena...

The paper is devoted to the choice of the best construction technology for further introduction into the corresponding branch of industry in the Chechen Republic. The main purpose of the study is to give an overview of the main modern construction technologies. Key parameters for each innovation are...

Different systems of stratal flooding by mineral or fresh water into oil bearing formation are used today to enhance reservoir recovery. At low temperatures, 25 degrees below zero and lower, there is a great possibility of freezing of the well head equipment due to cyclic flooding or separate horizontal...

Landscape pattern change will lead to flows and changes of energy, material and nutrients between different land units, and cause sectional ecological processes and functional changes. As the political, economic, cultural and traffic center of Qinghai province, Huangshui River basin landscape structure...

A decoding iterative algorithm for second generation digital video broadcasting (DVB-S2) standard forward error correction (FEC) and variable coding and modulation (VCM) is proposed in this paper. This method makes full use of the link budget information provided by the VCM system. It predicts the number...

A lot of uncertain information is usually involved in the process of software system maintenance, and such information is difficult to perform quantitative analysis normally. In order to effectively solve the problem, this paper puts forward a measurement model of the software maintainability based on...

This paper analyzed the influence of water exchange on spatial distribution of Hg in Jiaozhou Bay China based on investigation data on Hg in surface waters in April, July and October 1988. Results showed that Hg contents in surface waters in April, July and October 1988 were 0.045-0.100 g L-1, 0.031-0.064...

Drinks combination of cherry leaves and dried stevia leaves can be used as a health drink contains antioxidants and low-calorie sugar. This study aims to get types of proper drying in the manufacture of beverages so that the antioxidant content is not damaged and lost. The analysis was conducted on the...

The elderly is susceptible to various diseases due to decreased immunity and physical changes, such as gastrointestinal (GI) disorders that cause and deficiency the nutrients. The elderly need to consume supplements as nutritional intake additional. This study aims to analyze the macro and micro nutrition...

The problem of this study is the unknown fatigue life (N) prediction of polymer materials, especially plastic specimens made from polypropylene (PP), low density polyethylene mixed with scrap (low density polyethylene/LDPE + 70% scrap), high impact polystyrene (HIPS), acrylonitrile butadiene styrene...

This study delves into the deformation perception of germanium through finite element force-electric coupling field simulation within the evolving domain of modern materials science and engineering. As germanium is pivotal in electronics and optoelectronics due to its distinct mechanical and electrical...

The diversion tunnel for the Riam Kiwa dam has a D-shaped design. Structural stability analysis is crucial for ensuring the safety of tunnel construction. The purpose of this study is to look into what happens to the Riam Kiwa Dam’s diversion tunnel when the shape of the tunnel changes, including how...

Most orthogonal frequency division multiplexing (OFDM) wireless communication system is poor in secure transmission. Based on user's physical layer security rate requirement, an OFDM system cooperative scheme over multi-relay cooperative communication networks to achieve optimal relay selection and power...

The study included for the innovative design of the image electronics course teaching experiment device, object oriented higher vocational college, school teachers and students. The results of the project to take a most intuitive and the most feasible way to replace the existing teaching equipment. It...