Advances in Engineering Research

The damage mechanics-effective stress method are used to predict the life of the structure under the interaction of creep and fatigue. The effective stress method is used to calculate the stress field of the component, and the repeated modification of the stiffness matrix is avoided, and the calculation...

Computational Thinking (CT) is a problem-solving approach that consists of four fundamental thinking processes: decomposition, pattern recognition, abstraction, and algorithm. As an improvement to the author’s previous study, this paper emphasizes the effects of CT on user interface (UI) design as part...

Layer boundary analysis is an important process in determining the net pay value. Although the layer boundary can be determined manually through mud log data, it can also be determined automatically by signal analysis using wavelet transform. This analysis uses the gamma ray (GR) log data and the resistivity...

Many countries and regions worldwide have successively developed various green building evaluation systems to promote the development of green buildings and sustainable urban ecology development, as well as protect the human living environment. China has also formulated and improved the national “Green...

Research focuses on the study of continuity, which is a part of a townscape theory in public open spaces and is an extension of previous research that examined the principles of townscape in urban public spaces. The study object chosen is the Tugu Gajah Roundabout in Bandar Lampung. The current use of...

With the rapid development of the air transport industry, multi-runway airports are facing a sharp increase in operational pressure. Reliance on manual decision-making and a lack of scientific basis for runway operation modes result in low resource utilization and severe flight delays. To improve operational...

This study is based on a highway reconstruction and expansion project focusing on the excavation beneath channel bridges, it may face the risk of structural damage to the old bridge and traffic safety accidents during the operation period. Employing finite element numerical simulations, the potential...

Karst rocky desertification in Guilin is a serious ecological problem caused by the combined effects of natural geological fragility and human activities, manifested by aggravated soil erosion, vegetation degradation, water resource shortages, etc., which restricts regional sustainable development. Based...

Enzyme Induced Calcium Carbonate Precipitation (EICP) technology has many advantages over the traditional Microbial Induced Calcium Carbonate Precipitation (MICP) technology, such as the use of natural enzyme (urease) reduces the pollution of the environment, the economic benefits are better, and the...

Dwelling time negatively impacts the economy by raising consumer prices as businesses pass on the costs associated with inefficiencies. This study, conducted with a mixed-methods approach, combines qualitative and quantitative research to analyze dwelling time at the New Makassar Container Terminal 1....

The study aimed to solve the problems of column-beam protrusion of steel structure residences and insufficient lateral stiffness resistance of high-rise steel frames. Therefore, a new steel special-shaped column-corrugated steel plate shear wall system was proposed. By establishing the finite element...

Highway maintenance and repair require the consumption of large amounts of materials and the use of high-energy-consuming construction machinery and transportation equipment, resulting in a large amount of carbon emissions, so it is necessary to quantitatively study the carbon emissions of highway maintenance...

The global manufacturing landscape is undergoing a profound transformation driven by the integration of 3D printing technology, a cornerstone of additive manufacturing (AM). This paper provides a comprehensive analysis of the technical mechanisms, industrial applications, and future prospects of 3D printing...

Concrete, as a widely used construction material, is prone to cracking under external loads and other factors. The initiation and propagation of cracks can reduce the stiffness and load-bearing capacity of structures, accelerate structural degradation, and even pose safety risks. In this study, the cracking...

This study empirically validates the impact of user experience on brand identity and loyalty in online fitness apps. The results show that emotional, social, and informational experiences significantly enhance brand identity and loyalty, while sensory experience does not directly affect brand loyalty....

Research skills are skills of conducting scientific research to seek scientific truth by applying the scientific method based on proven scientific reasons. Generally, lecturers at various universities have equipped their students with research skills with meaningful and sustainable values in studying...

The power supply based on current transformer (CT) is a good method to provide energy for online monitoring devices. In order to study the power output characteristics of CT power supply, a simulation model is built under Saber software. Find that the output power of CT first increases and then decreases...

In the era of Internet of things(hereafter referred to iot), tourism should take the government iot development planning as the guide to formulate its own strategic development plan. At the same time it should speed up the innovation and reform of tourism products and services to realize the informatization...

The large aqueduct has the characteristics of large streamflow, heavy load and complicated structure and so on. Different from the high dams, most of the aqueducts are constructed with the thin-walled concrete structures. When analyzing the structure of the aqueduct, people often only consider that after...

By allowing the exchange node to operate data, network coding can effectively improve the network throughput, ease network congestion and improve the network performance. Due to the closure of switching device in the current network structure and the cost of coding and decoding, the network coding can...

In this study, the wild kiwifruit seedlings were used as the research object to investigate the oxidation resistance of exogenous melatonin on leaves of kiwifruit seedlings under copper stress, adopting the root irrigation method. The results showed that exogenous melatonin effectively increased the...

Based on analyzing the mechanism of coupled heat and moisture transfer in building material, this paper takes temperature and moisture potential as driving force. We constructed the model of coupled heat and moisture transfer in building material, solved this model and got the analytical solutions for...

The rheological properties of Polyphosphoric acid (PPA) modified asphalt binder were investigated by the dynamic shear test, and the composition change of modified asphalt was use to analyze the improvement mechanism of rheological characteristics. Test results indicated that the complex shear modulus...

Tangible User Interface is a new human-computer interaction interface which purpose is to interact with the digital world through the objects in physical world. Based on this, we present a novel interaction system allow user to play music, and we call it TMusic. In the TMusic, user can manipulate the...

Quasi-Cyclic Low-Density Parity-Check (QC-LDPC) codes require less hardware resources due to the quasi-cyclic structure of parity-check matrices. In this paper, two improved methods for constructing QC-LDPC codes are proposed. Firstly, in order to make sure the masked LDPC codes have flexible code rate...

The percussion instrument usually involves some kind of striking. There are so many Thai percussion instrument such as the Ranat, the Cymbal ect. The aim of this analysis to study transverse modes and find out the important parameter to get proper sound frequency which are excited in bars that are struck...

According to the data of 107 National Highway Luogang section of Guangdong vehicle load survey, By using theory of probability and statistics, the parameters such as gross vehicle weight, axle load, wheelbase, vehicle spacing and so on, are statistically analysed in this paper so as to confirm the probability...

In order to describe the mechanical property of polyurethane elastomer (PU elastomer) under quasi-static compression, we have adopted universal tester of South JingKe electronics to proceed with equivalent static compression for polyurethane elastomer material, and studied the mechanical behavior of...

In modern society, along with the rapid development of society, the recovery and help system for the elders is born at the right moment. It discussed in detail the design idea and design scheme, and gave the working principle and the overall block diagram of the system based on the ATmega128 MCU and...

ZnO sorbents with different CeO2 loadings were prepared by microwave calcination and tested the performance for H2S removal in a fixed-bed reactor at 500 . The results revealed that the Ce-doped sorbents have a higher efficiency and longer breakthrough time compared with non-modified sorbents. The optimal...

Composite insulators are insulation parts which are used to withstand power load and all kinds of stress applied by wires in transmission lines,the stress offen cause fracture and brittle fracture of core rods in the operation.In this paper,composite insulators, running in the ice coating and wind load...

The test study, the use of re-election - flotation processes can be efficiently recover copper, tin, sulfur, comprehensive utilization of resources to achieve the purpose. From ore analysis, the mine oxidation rate, up 43.46%, is a copper oxide; active copper is high, reaching 20.03%; other metals iron,...

During the excavation of rock mass with the method of drill and blast, the release of in-situ stress, also known as excavation load on boundary, is traditional a dynamic process, so the inertia and all other dynamic responses induced by the release of in-situ stress cannot be ignored. Compared with corresponding...

This paper built the simulation model of vector control system of permanent magnetic synchronous machine based on MATLAB SIMULINK. The simulation results verified the feasibility of the vector control system on PMSM. The hardware circuit of motor control and driver board which used digital signal processor...

Numerical simulation of liquid-solid two-phase flow was used to analyze the flow of the fluid in the classification chamber of ultrafine powder centrifugal classifier. Under the condition of the steady state, in order to study the influence of different blade angles on the classification performance,...

Chemical composition and main physical-chemical characteristics (apparent density, electrical resistivity, thermal conductivity, compression strength) carbon cathode block samples of spent lining for aluminium electrolysis unit produced by OJSC "RUSAL Krasnoyarsk"; it is shown that to increase the bath...

At the present stage, China has become more and more demanding in terms of resource utilization. The development mode of circular economy also came into being. Its purpose is to reduce pollution emissions, improve environmental and resource utilization, and fundamentally coordinate the relationship between...

A kind of inspection robot which can be applied to smart substation is introduced. Starting from the mechanical structure of mobile robot, the kinematics analysis model is established. Aiming at the characteristics of smart substation, a magnetic navigation system is designed, and the optimal path planning...

Toforecast thenumberof ticks and take successful measures for decreasingthemin population it is necessary to know the features of their phenology in aparticular region. The majority of acarologists pays attention to the features of Ixodes persulcatus’activity as they transmitixodic infections. The proved...

Root exudates play a major role in the mobilization of sparingly soluble nutrients in the rhizosphere. Purple soils have poor fertility as a result of soil erosion and certain soil characteristics. In this study, we examined how root exudates of hairy vetch (Vicia villosa) affected soil-available nutrients...

In order to find out the epidemic situation of Brucella sheep in Binzhou county, the serum samples collected from 13 large-scale sheep farms in Zhanhua District of Binzhou City were tested for brucellosis, and a questionnaire was conducted to investigate the breeding situation and the epidemic situation...

The combustion and soot formation process of ethylene-heptane mixture was numerical calculated in an opposed-flow flame by an improved kinetic mechanism. The mechanism contains 211 species and 1410 reactions, including the pyrolysis reactions of heptane, core reactions of C0-C4, the formation of benzene,...

The computational fluid dynamics (CFD) method was used to establish the model of internal self-controlled restrictor hydrostatic bearing with discrete oil pocket area. The pressure field and velocity filed were calculated with different supply pressures and eccentricity ratios by the numerical simulation....

Nano TiO2-Fe2O3 composite photocatalyst was synthesized by solvothermal method. Fe(NO3)3•9H2O and titanium isopropoxide was used as precursor. The mixture of anhydrous ethanol, 2-propanol and diethylene glycol was used as solvent. The composite photocatalyst was characterized by X-ray diffractometry,...

Lightweight is an inevitable trend for the future development of automobile bodies. There are several suitable for steel-aluminum lap connection technology, with the application of steel-aluminum hybrid body. Mechanical connection technology, welding technology and adhesive riveting composite connection...

With the needs of the construction of colleges and universities, modern video surveillance system is not only a campus security requirement, but also an important part of the wisdom of the campus. In this paper, the campus video surveillance system is designed based on the Internet of Things technology,...

Hydrogen sulphide (H2S) is always present in biogas, and causes odours, corrosiveness, and sulphur emissions when the gas is burned. It is used regularly in internal combustion engines, turbines or fuel cells, the removal of hydrogen sulphide from biogas is required to protect the equipment. More importantly,...

Ingredients play a very crucial role in any dish, as they determine the flavor, taste, and texture of the dish, and they can impact the nutritional value of the dish. as if a dish includes many high-quality ingredients and protein sources that can provide necessary nutrients, vitamins, and minerals for...

The Central Mahakam River Basin is a vital ecosystem supporting local fishers’ livelihoods. Yet, it faces significant pollution challenges that may adversely affect both environmental health and the well-being of these communities. This study aimed to describe the perceptions of fishers from this area...

The increasing development of mineral resources have posed a significant challenge in the safe disposal of large volumes of tailings with high water content. This study aims to investigate the engineering properties and drainage consolidation characteristics of manganese tailings and assess the feasibility...

CO2 emissions are a global issue that many countries face. In handling this issue, one of them is by utilizing energy resources to cover CO2 emissions. However, among the many methods used to absorb CO2, one of the most effective is a process by injecting CO2 into the earth layer that also known as carbon...

This study systematically investigated the chemical composition and in vitro antioxidant activity of Piper longum L. fruit spike extracts through gradient solvent extraction (ethanol, petroleum ether, ethyl acetate, n-butanol). Results demonstrated that the ethyl acetate extract exhibited the highest...

Indonesia has a wide variety of unique flora that needs to be disseminated to the Indonesian people themselves. However, more than 80% of Indonesia’s forests have been razed to the ground. As a result, many endemic species whose habitats are endangered. This research aims to develop the AkarJaga application...

With the development of power enterprise informatization,the information and communication security have get more and more attention.With the further development of Henan Company"two transformations",the information and communication security are facing the new situation and challenges. Aiming at these...

Inorganic particles were successfully grown on cellulose surface using a mixture solution of boric acid and titanium ammonium fluoride by hydrothermal method. The synthesis was performed in a sealed atmosphere under optimized conditions, at temperatures between 50 øC and 130 øC. Scanning electron microscope...

With increased utilization of ultra-high-voltage power transmission systems, systematic noise assessment and condition monitoring schemes have been developed in recent years to address the environmental and safety issues involved. This paper summarizes the progress in these areas and outlines the directions...

The voltage problems in the DC voltage bus contains the voltage fluctuation, the voltage sag and the voltage interruption problems. In this paper, the wavelet module is established based on idea of wavelet transform. The voltage pollution source in the DC bus is identified by wavelet transform. In the...

This paper constructs the hardware of type open CNC system based on the mode of "PC + Motion Control Card "by using DMC1410 PCI motion control card , and studies the use of hardware in the servo control system. Using VC + + 6.0 provides the MFC as a tool for secondary exploitation, bottom control procedures...

The interfacial debonding behavior of short-fiber-reinforced composites (SFRC) can be an interesting subject for many investigators. In this paper, the effects of interphase properties on the interfacial debonding behavior of SFRC are investigated. Based on the shear lag model, the initial strain of...

How to confirm the photographing location and the photographing date is an important aspect of video data analysis. Solar shadow positioning technique is a method to confirm the photographing location and date through analysis of solar shadow changes of objects in videos. According to the image-forming...

With the advent of the era of big data, people face Web information overload problem. In order to efficiently and accurately obtain information on the network, Web information search technology has been developed rapidly. First in this paper, the working principle of the keyword search engines that are...

Through the study of existing image segmentation algorithms, this paper improves the standard FCM-based image segmentation algorithm. And according to the principles of effective treatment on neighborhood image noise by mean filtering and median filtering, proposes a new similarity distance calculation...

Based on Howard-Sheth model, this paper has constructed a mode to analysis the influence of attitude and involvement to purchase intention and the influence of stimulus factors to attitude and involvement. The author collected data by questionnaire survey. The authors examine the reliability and validity...

Reservoir problems contain inherent uncertainty. The random nature of reservoir inflow is one of most important characteristic of determining the storage capacity of eco-friendly reservoir. However, previous eco-friendly reservoir storage requirement are generally derived from observed or synthetic flows...

ABSTRACT: The Development of Power Supply Scheme for Industry Expansion is an important business of power supply company's external service. With the continuous improvement of electricity demand, the traditional model relying on paper files and on-site exploration has been difficult to meet the needs...

Applied fatigue damage mechanics and finite element method to study the fatigue crack initiation life problems of component. Fatigue crack initiation life is obtained by using the method of additional load, just a stiffness matrix calculation, greatly reducing the workload of calculation. With the damage...

Social media platforms such as Facebook, Twitter, MySpace, Linkedln, and Youtube have attracted substantial number of users, many of whom spend several hours daily on these platforms. These platforms have therefore become fertile grounds for marketers/advertisers to target different types of customers....

In this paper, we present our system iMovie to provide an efficient sentiment search tool for online movie reviews. iMovie implements a ontology tree model to represent the complex relationship between features and opinion words in movie reviews, which guarantees system’s accuracy. iMovie integrates...

In this paper, in view of the influence of shimmer sights detection in mirror installation on the adjusting frame position and shape, Research on high-precision zero detection method can eliminate shimmer sights chucking errors. The method uses a CCD camera to measure the total of zero change, dual autocollimator...

The potential evaluation of rural residential area can assist the choosing of urban construction land, the plan of land renovation, and the construction of rural-urban integration. The current number of village is very large in southern part of Shandong, and distribution character of the villages is...

Stability of rock slopes in many civil engineering projects involves installation of rock bolts for stabilization. Uncertainty in input parameters that determine the stability of rock slopes may lead to uncertainty in evaluating the factor of safety. Design of installed rock bolts must be optimized for...

Since the architect Paola Solerl put forward the idea of the Ecological Architecture in 1963. The theory and application of the sustainable building had been gradually developed in the world. In order to cultivate comprehensive architecture talents to meet the demand of the development of the sustainable...

In order to improve the adsorption performance of Attapulgite (ATP) on dyes. ATP was modified by cetyl trimethyl ammonium bromide (CTAB), and the ATP before and after modified were characterized with XRD and FT-IR. The results showed that ATP had been modified with CTAB successfully, and crystal structure...

In the practical engineering, high-pressure jet grouting (HPJG) has been widely used for reinforcing the soil mass and preventing seepage in the many different fields. Nozzle is the crucial component for HPJG, its hydraulic characteristics determine the working efficiency of HPJG directly. The bionic...

Based on the cable transmission line simulation method, crosstalk simulation analysis is performed on complex cable harnesses commonly used in high-speed EMUs such as power cables, DC power cables, communication cables and signal cables. Through the simulation operation, the waveform and amplitude of...

A point ordering system composed of wireless digital transmission chip and single chip microcomputer is introduced in this paper. The hardware circuit and software of the system are designed. The principle of control transmission of RNF2401 in the ShockBurstTM transfer mode via single chip microcomputer...

Here discussed aspects of existing regulation in Indonesia related to the implementation of traditional modes. The main aim of the research is to show the importance of regulatory aspects and the regulatory framework for the implementation of traditional transportation as a form of protection. Approach...

The viscoelastic plastic model of vibration movement of ore particles along the vibration organ was described. The model includes viscoelastic and elastic plastic blocks. The first one describes elastic deformations of the system and measures energy losses using a damper. The second block describes plastic...

a feature of the Geokhod with cutting drum leads to inequality of the cutter feed speed to face. For this reason, the number of cutters cannot be the same in all cutting lines and will increase as the distance of cutting line from the center of geokhod to the periphery. The variability of possible schemes...

The paper provides a case of primary air velocity adjustment under abnormal conditions. In case primary air leveling cannot be completed under primary air shrinkage cavity failure, the method has achieved the uniformity of temperature field in the furnace to the greatest extent, which greatly relieves...

In this paper, a novel fluorescence probe based on Rhodamine(RB), which can be used in the quick detection of Cu2+ in environment, was synthesized. It was found that the addition of Cu ions led to a significantly enhanced fluorescence, while other common metal ions such as Na+, K +,Mg2+,Ca2+,Mn2+,Co2+,Ni2+,Ag+,Ba2+,Zn2+,Fe3+andFe2+...

Shenzhen University City Sports Center was composed of three parts: stadium, gymnasium, and natatorium. It took advantage of new technology and modern structure, such as reticulated shell and cable-stayed grid structure. It created light and characteristic architecture profile, and showed beauty of structure....

In order to reduce the grinding force, cutting heat, grinding wheel abrasion and improve the qualities of the ceramic production, my paper describes the ceramic edge grinding machine spindle with ultrasonic vibration. The order of influencing factors (such as spindle speed, feed speed, grinding amount...

In this paper, the digital baseband system of RFID reader is researched and designed, and finally realized with FPGA according to the ISO15693 protocol. The data encoding and decoding modes and checking methods in the protocol are analyzed. The top-down design method is used to design the reader's digital...

Water Quality Index is a concept for classification of water for different purposes and to find suitability for human consumption and industry. An effort has been made to know the ground water quality by usage of water quality index in and around Pallecheruvu lake of Bandlaguda area of South Hyderabad....

A TID controller is developed to address the LFC issue in a restructured electric system that is interconnected across two area Solar-Thermal systems. The SMA is employed to refine the suggested TID controller parameters. The efficacy of the proposed TID controller based on SMA is evaluated using a multi-area...

The research paper demonstrates the simulation and design of a Cash changing machine using VHDL (Speed Integrated Circuit Hardware Description Language), which goals, the process of dispensing change in vending machines and based on transaction environments. The basic objective of the machine is to allow...

The piece here portrays the Eagle Knights SSL team’s dilemma in participating in RoboCup 2020. A game matchup stipulated for 2050 is fast approaching. To qualify, the ESL members have uttering wished they had paid off that analysts rather than allowed faster changes. The team consists of robots that...

The incompressible, viscous and steady fluid is studied basing the energy dissipation equation, motion equations, continuity equation and boundary conditions. It is proved that the necessary and sufficient condition of the energy rate obtaining the extreme value is the vorticity field meeting the harmonic...

Forest and land fires occur annually in Bengkalis Regency, especially during the dry season. According to the Riau Governor, as of October 2023, fires have affected 398.29 hectares in Bengkalis. Based on the Riau Provincial Coordination Meeting (rakor) for forest and land fire management (kartahutla),...

Organic light emitting devices (OLED) with the structure of ITO / TPD / Alq3 / ZnO / Al were prepared by vacuum thermal evaporation method. By establishing multi-layer structure model, we discussed the influence of Alq3 deposition thickness and ZnO buffer layer on the photoelectric performance of the...

The synthetic aperture methods are widely used to extend array aperture by exploiting platform motion. In this paper, a synthetic nested array using moving sensor for DOA estimation is proposed. With the moving sensor, we can construct a longer nested array which is equivalent to the real array. Then...

With the rapid development of social economy, China's urbanization and industrial construction process is accelerating, people's living standards and quality has also been significantly improved in the daily life of the use of electrical equipment also increased, which is to a certain extent on the increase...

The modern complicated large engineering is significant to the nation and society. The initial conceptual design selection could decide most of the whole engineering project. It’s a multi-objective, multi-criteria, multi-field process. Basing experts’ experience, the traditional plan selection depends...

Take the support frame of reversal lift system with pulley block as research object, complete the stress analysis and structure design of support frame, then make the finite element simulation calculation by using ABAQUS, the results conform to the requirements of the strength.

Based on discussion of meaning and causes of economic responsibility audit risk, this paper proposes prevention measures for economic responsibility audit risk.

Bentonite, a new class of layered compounds, displayed a broad application prospects in catalyst supports. The influencing factors of sodium modification on bentonite were studied in this paper. The bentonite obtained the best charater after the 10% bentonite slurry was treated by 3% Na2CO3 at 60ºC for...

This paper summarizes basic principles and assumptions of pushover analysis, and then introduces two important factors which may make the results of analysis different: lateral load patterns and calculation of maximum displacement. Subsequently, the paper selects two kinds of lateral load pattern to...

The principle and test method of drilling strata movement detection is introduced. The failure law of stope drilling strata movement was analyzed and judged by useing the swell character of compresspoed wood when it met upon the water and moves along with surrounding rock. The height of caving zone and...

In this work, we synthesized a new viscosity modifying agents with AA, AM as monomer and ammonium persulfate as initiator. Through the discussion on the AA dosage, the polymerization conditions, we determined the optimum technological conditions of the new VMA: the optimum molar ratio of AA to AM is...