Advances in Engineering Research

This study primarily explores treatment solutions for anchor cables encountered during the construction of subway bored piles. As pile anchor forms become prevalent in foundation pit support for high-rise buildings, the intersection of subway lines with existing anchor cable areas poses considerable...

The hub-and-spoke network is a crucial network structure in the modern logistics industry, significantly enhancing transportation efficiency. However, issues such as hub congestion and failure cannot be overlooked, as they have a direct impact on the operational effectiveness of this network model. Furthermore,...

Ammonia production is a process critical to modern-day society. It is a main ingredient of the fertilizers that allow the amount of food necessary for the world’s population. The Haber-Bosch process is the primary process used for ammonia synthesis, but it is energy intensive. An example of an electrified...

New student admission is a process where prospective students need the information to decide which higher education institution they will enroll. Live chat on the institution website is one of the reliable information sources to find information about the institution. Most higher education institutions...

The purpose of this paper is to trace the use of an e-HRM (electronic human resource management) related technology interface that led up to the adoption of teleworking conditions. As we witnessed that in the past two years the HR landscape is dramatically changed due to the Covid-19 pandemic. Drawing...

As the world’s largest archipelagic nation, Indonesia’s maritime industry is crucial to its economy, but it also faces significant environmental challenges, particularly related to greenhouse gas emissions. The global shipping industry accounts for around 2–3% of total emissions, and Indonesia is a contributor....

The phosphatidylinositol-3-kinase/protein kinase B/mammalian target of rapamycin (PI3K/Akt/mTOR) signaling pathway, an important axis in the cellular life cycle that controls growth, proliferation, apoptosis, and even the stability of the body’s material metabolism, plays an irreplaceable role in maintaining...

In recent years, in high-altitude long-time navigation, UAVs have attracted much attention due to their advantages of long-range and unmanned working characteristics. The working environment of this kind of UAV is thin, which often leads to this kind of aircraft being in an environment with a low Reynolds...

Since the launch of the first Earth observation satellites, multispectral remote sensing (RS) datasets have been efficiently used for different thematic applications. The basis of the thematic studies is the analysis of reflecting, absorbing and emitting properties of different land surface features...

The existing metro station buildings closest to the cover excavation pit will inevitably be more damaged as a result of pit construction. A three-dimensional finite element model was created using ANSYS software based on a deep foundation pit adjacent to an existing metro station in Beijing to simulate...

To enhance the understanding of the influencing factors of hammering pile driving vibration on the surrounding environment, this study aims to investigate the vibration source, propagation laws, and impact range during the construction process of hammering pile driving. The goal is to mitigate the adverse...

Environmental pollution is a problem that is being faced by many countries, especially in big cities. Therefore, Environmental Impact Analysis (AMDAL) plays a very important role in efforts to overcome environmental pollution and anticipate the impact of climate change on the environment. This step can...

This article introduced the applications summary and exploitation experience of Xinyang Power-supplied Company Line Work Area Transmission Line GPS, did an overview of the power GPS GIS and DMS's integration, and brought forward the new ideas of GPS and GIS's application in power field.

Operability of tires depends substantially on their thermal state. High operational temperature of tires worsens mechanical properties of tire materials and reduces their durability. The country average level of large-size and over large-size tires service life considerably decreases because of the tires...

In this paper, a device is developed for detecting external dc magnetic field, which is constructed from a piezoelectric unimorph and an energized coil. The working principle of the device is based on the coupling of the Ampere force in the energized coil exposure to external magnetic field and the piezoelectric...

In this paper, we introduce a compositive model of fabrication cost, network throughput and power consumption, to explore different 3D design options of 3D NoCs. The model allows partition of IPs across different dies in 3D stack. Based on the model an estimation tool, 3D-Partition, is created and validated...

How to obtain parameters of accelerated model is a key point in accelerated life testing under multi-stress. This paper proposed an accelerated life assessment method under multi - stress based on Eyring model by using vibration and temperature stress. The interactions between vibration and temperature...

The rapid development of information technology in the current era, the continuous improvement of information technology level, based on the Web system database technology applications have also been synchronized development. Database technology for enterprises in terms of an important significance,...

At present, it is difficult to make a good security evaluation of cloud storage system because of qualitative, quantitative, linear and nonlinear factors, so in this paper, the artificial neural network technology and genetic algorithm(BP-GA) is introduced to evaluate the information risk degree of cloud...

An innovative cold energy storage system, conceived for a civil application and based on the solidification and the fusion of a PCM (Phase Change Material), is presented and assessed. Firstly, a proper active material (phase transition temperature = 5-8øC, latent heat > 200 kJ/kg, immiscibility with...

In order to achieve better performances of course-keeping and course-changing, the ship course maneuvering is divided into 3 typical stages, and then different Robust PID controllers and fuzzy membership functions are designed accordingly, and a comprehensive intelligent fuzzy PID course control system...

At present, the heavy metal pollution has become one of serious environmental problems which has drawn the great attention to scientists. Biochar has great sorption capacity to heavy metals. It has become one of hotspots research of soil science and environmental science because of its huge application...

Although the current intelligent oilfield construction is based on the network and other technology such as the internet of things, but it is embodied mainly by individual system, based on fixed localized platform, or established solutions for a particular user. Operating system, remote decision-making...

SnS2/TiO2 composite photocatalysts with high visible-light photocatalytic activity were synthesized via the hydrothermal treated from tin (IV) chloride pentahydrate, citric acid, thioacetamide and commercial P25 TiO2 at 150 §C for 12h. Powder X-ray diffraction and transmission electron microscopy revealed...

Argumentation Mining (AM) is an emerging field of natural language understanding. It extends sentiment analysis, topic modeling and other existing text mining methods, aimed at tap the latent logical relationship between sentences. At present, Argument Component Classification (ACC) is a challenging...

With the rapid development of cloud computing, more and more data to be stored in the cloud storage servers. Cloud storage as a new type of storage services, with high scalability, high reliability, low cost, can be accessed anytime and anywhere features, provides a new model for mass data storage management....

In this paper catastrophic optical mirror damage(COMD) mechanism of the semiconductor laser is analyzed. COMD is one of major device damage mechanisms, which is drastically limited laser lifetime and output optical power. The theoretical model that based on heat source with injection current and optical...

Nd: YLF polycrystalline raw materials were synthezed by a dry method and Nd:YLF laser crystal was grown by IF induction Cz method.Its process parameters were these:a pulling rate of 1 mm/h, the crystal rotation speed of 15 r/min and 10-2 Pa degree of vacuum.The absorption and fluorescence spectra of...

High Voltage Direct Current (HVDC) transmission has been expanding due to rapid development of power electronics technology and by the need for connection of offshore or remote wind farms and / or large hydro power generators. HVDC transmission has several benefits such as lower transmission losses,...

The latest trend of concrete technology declared that concrete is not only needs strength but also durability. It is concurrently with the environmental issues that material durability is something that needs to be prioritized in its use. Various attempts have been made to produce concrete that has high...

Computer image aesthetics is an interdisciplinary research field, which covering visual arts, psychology, information theory and other disciplines. And it depends on the image processing and computer vision to solve specific problems. This paper will design a comprehensive computer image aesthetic evaluation...

Cyclic strength deterioration occurs in structural components when subjected cyclic loadings. In analytical models, cyclic strength deterioration starts when accumulated damage exceeds a certain threshold. Generally, there two types of equations measuring accumulated damage: (1) displacement-based equation...

An amplifier-sharing technique for pipeline ADC is introduced, which share a common residual amplifier between two adjacent MDACs. The circuit and work principle are given in detail. Besides the amplifier-sharing, the comparators are also shared by proper clock schedule. The measurement shows that the...

The in-wheel motor electric vehicle is directly driven by motors integrated in wheels. This unique design provides actuation flexibility, energy efficiency and performance potentials. Yet the introducing of in-wheel motor caused massive increment of unsprung mass, which shows negative effect on vehicle...

Tin mining in the Islands of Bangka and Belitung left behind a vast area with low fertility. The tailings area of ex-tin mining is different from common soil both in terms of mineral and chemical compositions, with characteristics such as the unstable geochemical aspect, extreme pH value, cation-exchange...

In press-pack IGBT the currents flowing through paralleled chips are not consistent due to the packaging structure, chip difference, uneven stress distribution and so on. The maximum current overshoot and maximum junction temperature of the internal paralleled chips determine the limitation of the device's...

In order to research surrounding rock control technology of roadway excavated in residual coal pillar, this article took excavation roadway in coal pillar that was between the two parallel empty roadways as the research background , used field investigation, theoretical analysis and calculation, similar...

The prediction formula of F2 (0.004) relies on inverse fuzzy numbers, the difference of historical data and the differential-difference of the historical data. F2 (0.004) is a fuzzy time-series forecasting model. This paper reports the application of F2 (0.004) on forecasting research about the historical...

Flipped Classroom teaching model re-plans the learning time, reversing the process of knowledge transfer and knowledge internalization, creating a new communication mechanism conducive to the interaction between teachers and students, students and students, which has created a new possibility for the...

In this paper, a boundary control-based algorithm Binary Quantum Particle Swarm Optimization (BQPSO) that considers quantum particle swarm with Delta potential well was used to determine otsu threshold. In the optimization, particles moved in the Delta potential well with the best position POPSIZE as...

Spheroidizing treatment is an important step in the production of ductile iron, in this paper, with the different amount of nodulizer, the morphology and composition of inclusions in molten iron, spheroidized samples and test blocks were studied by scanning electron microscopy (SEM) and energy dispersive...

Assessment of learners in the MOOCs online learning platform creates problems for teachers in using appropriate assessment strategies. The change from the traditional face-to-face learning model to the MOOCs online learning model does not necessarily apply traditional classroom assessment strategies...

This paper develops digital models that can be used to build cyber-physical railway power supply systems (RPSS). We employed methods of modeling that were developed at the Irkutsk State Transport University. These methods, implemented in the Fazonord industrial software package and are based on the use...

During the pandemic, various cities in Indonesia experienced an increasing trend of growing ornamental plants in various circles, and not a few were using ornamental plants to increase their income, but difficulties in reaching market segmentation caused the ornamental plant business to develop a little...

Ulaanbaatar is one of the most polluted cities in the world, especially in wintertime. During the past two decades, several national and internationally funded projects have been put in place to reduce air pollution. One of the implemented projects is the Government of Mongolia has decided to substitute...

This paper presents a free-hand gesture-based human computer interfacing system for developing a learning aid tool in a virtual reality environment. A device known as the leap motion controller, which tracks hand movements optically, is used for hand interaction. Various virtual objects are created using...

In coastal areas, hydraulic projects often involve deep silty soil foundations, drawing attention to the selection of cofferdam support structures at such project sites. The commonly used cofferdam structure for such sites is the double-row steel sheet pile cofferdam. However, this type of cofferdam...

The large enamel-assembled storage silo, as an emerging industry, is currently in a period of rapid development. Its unique bolted construction technology and excellent enamel anti-corrosion technology have led to the gradual application of enamel-assembled silos in areas such as military storage, strategic...

Green Beans (Vigna radiata L.) produced by Indonesia is one of the export commodities that are favored by the international market. Green beans have a high protein content and provide many health benefits. Therefore, the growth of mung beans is something that we want to observe in this study. This study...

Currently, most finite element analysis applications are relatively weak at modeling, resulting in finite element analyses of complex structural systems being trivial and troublesome. On the other hand, though computer-aided design (CAD) applications are powerful at modeling, models built in CAD applications...

In this paper, we describe the work on measuring flow distribution down-stream of a 90 elbow, and on improving the flow to satisfy installation of a flow meter. In the sudden changed flow channel, flow velocity distribution is very irregular. Both asymmetry and swirl exist, which cause severe error in...

Underground structure cracking and damage caused by anti - float underground space project, which is a hot and difficult problem in the engineering of recent years. This paper is aimed the accident of the floated basement floor, column, beam, and wall cracking due to the precipitation, at the basement...

Phytoplankton community structure and environmental factors of Jiaolai Estuary and adjacent waters in Laizhou Bay were investigated in October, 2015. Affected by high-concentration salt-containing wastewater discharged in east coasts, the water quality of investigated waters showed a trend of high salinization....

According to vibration characteristics of highway bridge-vehicle coupling, taking a simple supported beam bridge as an example, the scale model test system of vehicle-bridge coupling vibration has been designed and manufactured, including model testing bridge, testing vehicle, traction, braking, limiting...

X-ray energy dispersive spectrometer (EDS) and X-ray diffraction (XRD) tests are performed to investigate the chemical composition of Hangzhou soft clay. For comparison purposes, the above two tests are carried out on Hangzhou stiff clay. Based on EDS results, sulfur(S) can't be found in Hangzhou stiff...

The thermal density current is researched in different incoming flow depth based on numerical simulation and find there will form a plumping thermal density current if the temperature of incoming flow is lower than the environmental water temperature in the reservoir; the incoming depth has little effect...

Polytetrafluoroethylene fiber is one of the most commonly used raw materials in industry. At present, there are there the popular manufacturing methods of polytetrafluoroethylene fiber, which are carrier spinning method, extrusion spinning method and membrane spinning method. The paper elaborates the...

In this study, the AISI410 martensitic stainless steel was treated by plasma nitriding at different temperature, different time and different gas proportion. Then the hardness and microstructure were studied by a variety of analytical techniques. The results show that the hardness of nitrided layer decreases...

In the present study, the special interface element has been derived. And that develop three-dimensional nonlinear finite element model depicting the global behavior for RC structure strengthened by steel plates up to failure. The interface element captures not only the shear and normal stress concentration,...

The finishing force acting on workpiece surface generated by magnetic cluster is an important factor which affects cutting behavior of abrasives in magnetic abrasive finishing (MAF). In this study, we measured finishing force in alternating magnetic field and direct magnetic field, respectively. Experimental...

M31 block of sandstone reservoirs, with strong heterogeneity and poor physical property, belongs to ultra-low permeability reservoirs, and the reservoir permeability is around 9mD. The clay mineral content exceeds 5%, and the daily water capacity can't meet the requirements of injection allocation. Reservoir...

Indoor thermal environment of a hyperbaric oxygen chamber was researched by computational fluid dynamics to figure out the relationship between the inlet angle with thermal sensation index. Steady k- turbulence model and incompressible fluid flow of constant property have been considered, the heat dissipation...

This paper discusses the mechanical stability of rock slope with 3D geonet protection system.A damaged 3D geomat slope model under seismic load and seepage condition is established. The paper studies the effect of rainwater infiltration and seismic load to the stability of 3D geomat slope surface in...

With the development of science and technology, the science and technology used in military investigation and surveying and mapping are becoming more and more advanced, and small reconnaissance UAV gradually walked into people's lives. This paper mainly aimed at the improved design of the existing reconnaissance...

Outlet structures were apt to occur cavitation damages with high speed flow, and aerators were usually adopted to reduce and eliminate cavitation damages in hydropower project. In this paper, the Realizable k- model and the Volume of Fluid method were used to simulate the characteristics of cavitation...

In order to research feasibility of high strength concrete applied to the main factory building frame and framed bent structure of large-scale firepower plant, based on the experimental research of 6 reinforced high strength frame slender columns under frequency cyclic loading, the failure shape and...

Schisanda Chinensis Baill is one of the most commonly used in Chinese folk medicine, it belongs to the magnoliaceae plants, named Chinese prickly ash, its medicinal part is fruit and traditional Chinese medical theory have already implicated that its acid, sweet, warm, lungs, heart, kidney, with fluid...

In order to improve peanut sheller’s shelling and cleaning efficiency, this thesis chooses the scraper shelling device on the basis of studying other peanut shellers. And it also determines the overall scheme design of sheller and introduces the scraper structure and working principle of the peanut sheller....

A facile hydrothermal method was successful to synthesize the TiO2 by using unique bacterial cellulose (BC) membranes as natural biotemplates. The three-dimensional networks of BC fibers coated with TiO2 nanoparticles can be clearly observed, resulting in the formation of uniform and well-defined hybrid...

With today's rapidly aging society, there is concern about optimizing designs for elderly consumers. In this research, we perform Spearman's rank correlation coefficient analysis to study the colour satisfaction rate for smartphone interface icons and to determine whether there is a correlation with...

In this paper, we study how Probability theory and mathematical statistics courses combined with the professional course in application oriented university of economic management specialty. According to the relationship between probability and statistics courses and the professional course, The economic...

Working principles, characteristic parameters and adjustment of gas proportional valve are introduced in the paper. Performance parameters of gas proportional valve can be tested through gas proportional valve monitoring and control system. Test data are processed and analyzed, characteristic curve graph...

Recent trend analyses have indicated the spatial variations of vegetation dynamic in South China Karst region, such as growth in west and southwest, degradation in northwest and southeast. Whether the factories lead to vegetation degradation would be identical to the factories lead to growth was investigated...

Kampong Magersari, a cultural heritage site, situated in the Sunanate Palace area in Surakarta City, is unique because of its physical, economical and socio-cultural hereditary potency. These qualities, though located in a conflict area in which there is no single and legitimate authority, can endure...

Material removal rate (MRR) during the chemical mechanical polishing (CMP) process affects the control of product quality. Complexity of various parameters makes it challenging to predict MRR accurately. We addressed this challenge by integrating physics-based modeling with data-driven statistics. First,...

The steam pipe network is a complex object to be modelled and monitored with traditional mathematical model. In this paper, the mathematical model of single steam pipe is analyzed and an innovated data-drive modelling method with piecewise performed principal analysis (PCA) is proposed. In this method,...

The Precambrian terrain of the Sonapahar area is characterised by the presence of a thin, long, discontinuous band of quartz-sillimanite schist which hosts the massive sillimanite-corundum deposits. The quartz sillimanite schists are generally siliceous, SiO2 (60.59-76.82 wt %) and are characterized...

As the size, shape and function of construction projects are becoming complex, building system designs are more challenging. The traditional building system design pattern has been unable to meet the current requirement of the overall design of the building. For designers by conventional two-dimensional...

The purpose of this research are to know the influence of learning models (PDEODE and 5M) and critical thinking skills on students’ chemical literacy. The population of the research were students of State Senior High School 5 Jakarta. The research instrument used are critical thinking test and chemical...

Gearbox is a critical component of mechanical equipment. Centralized fault and distributed fault are the two typical faults of gearbox. Both faults have their own features. In order to know them better, the characteristics in the time and frequency domain of the vibration signal were analyzed in detail....

Based on the effect of variation of dissolved oxygen on the oxygen uptake rate (our), To study the effect of Cr6+ on the performance of activated sludge under different factors (concentration, MLSS, HRT, temperature, pH) by using activated sludge own activity. It has certain reference significance for...

A high precision water capacitance measuring system is designed by using a water capacitive sensor, which carries on non-contact measurement in a single electric cable in water. System's fundamental and electric data processing methods have been illustrated through the analysis of object's features....

With the development of mobile Internet technology, computer control technology for the further development and improvement of the foundation, in people's daily life and industrial production in all areas have been applied to the computer control technology to achieve automation control, and the development...

Software Testing is a formal process of checking whether a system or a product complies with the consumers need and requirement. It is mainly done by a dedicated testing team using different tools and techniques and the main intention is to identify deviations in the software product and to ensure quality....

To overcome the problems of low accuracy and poor stability brought by the complexity of scenarios, an indoor localization method of image matching based on Deep Learning is proposed. The method includes taking images of indoor surroundings with cameras of mobile devices, setting up a dataset of images...

IHCM (Indonesia Highway Capacity Manual) was issued and came into force in 1997. After 20 years there has been a change in traffic from the number and composition, as well as the traffic regulation policy. As a result of this, the determination of IHCM’s road capacity is often incorrect. Therefore it...

Co-firing technology is an essential part of reaching 23% EBT in 2025, where Coal-fired power plant still dominates Indonesian power plant situation. On the other hand, the use of biomass co-firing increases the risk of slagging fouling. An effort to reduce the risk is a test with DTF on a temperature...

The current global issue of climate change and global warming has triggered increased attention from academics worldwide, leading to research efforts aimed at making carbon information easily accessible to people worldwide. The objective of this study is to estimate the potential carbon sequestration...

With the development of science and technology and the progress of society, the electric power industry is gradually changing to the direction of intelligence and automation. In this process, a large amount of power data is generated and processed and analyzed. The data includes not only real-time data...

Endpost is a component that separates two connected rails to prevent a short circuit in the rail line. The purpose of the research was to improve the mechanical properties of the endpost in terms of pressure and the value of electrical insulation. The study used an experimental approach, aiming to determine...

The molten salt synthesis has been known as an eco-friendly synthesis method because it does not produce hazardous waste and also, there is no requirement for a high calcination temperature. In this research, we synthesized SrBi4Ti3.95Fe0.05O15 photocatalytic material via the molten salt method using...

Biodiesel, Minyak Nyamplung, Enzim Lipase Amobil, Packed Bed Biodiesel is a type of fuel made from a mixture of mono-alkyl esters of long-chain fatty acids. It is used as an alternative to diesel fuel and is produced from renewable sources such as vegetable oil or animal fat. The biodiesel production...

Electric vehicle power battery charging can reach 100% full, which greatly affected the battery service life. A photovoltaic battery of electric vehicle charging device are studied in this paper. The device can for battery leader time trickle current charging, through part of battery energy, can make...

Laser surface melting(LSM) was performed on the inner wall of N80 oil tubing by the spiral mode. The results show that the microstructure of N80 oil tubing consists of zonal pearlite and ferrite. After LSM, the cross section was divided into the melted zone composed of martensite transformation hardening...

In order to satisfy the validity demand of quasi-dimensional combustion model for predicting diesel engine performance, a new phase-divided spray mixing model is proposed in this work. The software MATLAB/Simulink is utilized to build the quasi-dimensional combustion model of diesel engine working process,...

Pilot-scale constructed wetlands planted the reed was constructed to treat papermaking water. The treatment performances of the three wetlands with different operation model for COD, ammonia nitrogen, total phosphorous, BOD5 were investigated. The results show that the removal efficiency of all kinds...

A ethyl cyclohexanyloxy azobenzoic acid molecule constructed by liquid crystalline structure was synthesized as a sample in this paper. The compound was a multi-functional molecule with liquid crystalline and photo-sensitive properties. The recognition of some divalent metallic ions such as Fe2+, Mn2+,...

This paper studies the modified hybrid projective synchronization of fractional order chaotic systems, which generalizes many various synchronization forms. We firstly present this kind synchronization that the response and drive systems have scaling factors at the same time. In addition, based on the...

This study explores the creep behaviors of schist in different water contents and establish the creep model and its constitutive equations. Firstly, the time-dependent deformation regularity of surrounding rock was studied based on the sericite schist tunnel construction in northwest area of Hubei Province...

This paper proposes a dynamic phasors model of HVDC systems including the converter, DC line and control when the AC systems are symmetrical and analyses the simulation process of the proposed dynamic phasors model. The proposed dynamic phasors model can rapidly reflect the dynamic characteristics of...