Atlantis Highlights in Engineering

To study the nonlinear vibration response of a bridge panel, a mechanical model based on Von Karman theory was established. This model led to the formulation of the vibration equation for a large deformation plate, resulting in the Duffing equation through Galerkin integration. Subsequently, a multi-scale...

Objective: To enhance the intelligence and modularization of track equipment design, optimize the decision-making process, and improve the adaptability and scalability of product families. Method: The study integrates the AHP-QFD approach to analyze user demands and technical features, employs K-means...

There is increasing interest in enhancing the sustainability of manufacturing processes. This paper presents a systematic literature review on sustainability approaches used in the fabrication of parts using both metal additive manufacturing (AM) and conventional manufacturing (CM). A search using the...

In order to solve the problem that ECM (electrochemical machining) of variable cross-sectional hole is easy to short circuit and the flow pattern is large, a rotating flow field electrochemical machining method is proposed. In this paper, the gap flow field model of variable cross-sectional hole is established,...

Flexible pavement is pavement which generally uses a mixture of asphalt as the surface layer and grained material as the layer underneath which consists of coarse aggregate and fine aggregate mixed with asphalt. With some research on asphalt in pavement mixing, natural materials can be replaced or mixed...

The standard ISO 6336 was released in 2006 and is a key standard for gearing loading capacity calculation. The first part of this standard is a basic one for a determination of very important factors (KA, KV, KHα, KHβ, KFα, KFβ). There are some new annex. Annex C is used to analyse crowning conditions...

This article deals with the biomimetic approach in the construction design process of small and light electric vehicles (EVs) suitable for transporting people and small cargo over short distances in small cities (small cities under 100 thousand people). The efficiency of electric vehicles depends on...

We present a RGB-D based place recognition algorithm method for large-scale dynamic indoor environment. In contrast with other methods, our methods focus on the scene that dynamic objects are remarkable and avoid the unnecessary calculation expenses on the whole image sequences. In order to prohibit...

This research focuses on the analysis of rock stability in the St. Michael Tunnel, part of the Wachau railway in Lower Austria. The study area includes the entire tunnel and the surrounding rock slopes with Para gneiss alternations and Schists. Initial surveys were conducted to assess the original ground...

With the continuous progress of construction engineering technology, the optimization of structural strengthening methods has become the key to improve building safety and economic benefits. This study focuses on a new type of adjustable secondary structure formwork reinforcement device, through the...

The high-quality development of economy and society cannot be separated from a healthy and sustainable way, and green and low-carbon are the key links of this way. It has become the consensus of today's society to advocate green consumption and promote the formation of green and low-carbon production...

This paper systematically evaluates three operating modes of apparel reverse logistics: self-support mode, joint operation mode and outsourcing mode. Taking a garment enterprise as an example, the evaluation index is selected according to the actual situation, and the TOPSIS method of fuzzy evaluation...

Detecting subsurface geological structures and features is crucial in geotechnical design to prevent potential hazards in the future. To achieve fast and precise interpretation, efficient testing is required in geotechnical engineering. This study aims to evaluate soil characteristics utilizing electrical...

In the industrial activities of the company, one of the crucial considerations and management aspects is waste. At PT. Badak NGL, an existing environmental issue pertains to aluminum jacketing waste. This waste emanates from the factory’s operational activities, thereby presenting an opportunity for...

In order to establish a trilinear skeleton curve model of RC columns considering stirrup corrosion, accelerated corrosion tests were carried out on 8 inverted T-shaped RC columns, and then low-cycle reciprocating load tests were carried out. The influence of stirrup corrosion on the seismic performance...

Steel fiber has a good strengthening and toughening effect on concrete, and is widely used in engineering structures. However, the irregular expansion of cracks in SFRC seriously affects the safety of the structure.in order to study that failure law of SFRC, the numerical failure model of SFRC under...

Incorporating a specific percentage of hydrogen to natural gas and utilizing current natural gas pipelines to transport hydrogen-natural gas mixtures can achieve an effective way of transporting hydrogen on a large scale, long distances, and with high efficiency, which is one of the most significant...

The fingerprint-based attendance management process generally consists of recording, management, and reporting. The method of recording attendance data is done with the help of fingerprint attendance machine. Even though the computer connection is running online, the administrator still needs to process...

Adsorption of [AuCl4]- using aminobenzimidazole modified silica coated on iron sand magnetic material (MMSA) was carried out. MMSA was synthesized via sol gel process. MMSA was characterized by Fourier Transform Infrared (FT-IR) spectrophotometer and X-ray diffractometer. The ability of MMSA to adsorb...

The foundation is the lower structural element that functions to lay the building and transmits the load of the superstructure to the subgrade base and is able to ensure its stability both against the weight of the building itself and other loads. In the Palembang city area, it is found that the soil...

This article describe a three-step structure layout grow method for a wing structure design. In the first step a ground structure is applied to get the initial structure d method data. In the second step, a bionic method simplified by the slime mould is present to guide the layout grow. In the last step,...

The rapid development of big data technology has brought opportunities and challenges to the development of e-government. Improving e-government service capabilities is an inevitable trend of social development and progress. Therefore, it is very important to develop e-government with big data thinking...

The ABAQUS software was used to study the effect of non-uniform corrosion on the reliability of the new steel-concrete composite girder bridge. The non-uniform corrosion mechanism was analyzed, and the formation process of the pitting corrosion pit was known. Combined with Python programming, the random...

Ultra-High-Performance Concrete (UHPC) is widely utilized in the construction of critical structures due to its exceptional performance. Among its variations, RPC-type UHPC demonstrates robust mechanical and operational capabilities, but its high viscosity often necessitates its use in prefabricated...

TPACK Framework (Technological Pedagogical Content Knowledge) is an ultra-important aspect for learning activities. It is not only about how to develop a good teaching process including giving and scoring assessment instruments but also understanding students’ behavior and its psychological aspect. Pedagogy...

Numerical simulations on effects of diverse silt particle concentrations on cavitation evolution in the centrifugal pump were performed. It was silt particle-water cavitation flow. The concentrations employed were 1%, 5%, and 10%. Evolutions of cavitation bubbles and streamlines and variations of head...

With the development of high-speed rail, the requirements for control the motion of rail vehicle bogies are increasing. The chassis setting is responsible for the safety and comfort of the vehicle. The main problem is the conflict of the damping requirements for different driving modes. On one hand,...

In order to realize the effective early warning of the site safety of infrastructure projects, it is necessary to carry out in-depth analysis of the early warning methods, so an intelligent early warning of the site safety of infrastructure projects based on the identification of dynamic risk factors...

Vehicle lighting systems are critical to the safety of night road traffic. Depending on the level of road lighting (urban or extra-urban), the lighting system settings and the nature of the light source used, the position of the steering wheel (LHD - left hand driving or RHD - right hand driving) the...

The Traffic jams are an issue that still an important concern in the world of transportation. The problem which was occurs in Palembang-Indralaya national road section, as it is often experiencing traffic jams on each part of the road. Besides breaking down the jams, Palembang-Indralaya toll road which...

In order to effectively identify, control and avoid the construction risk of prefabricated assembling of urban bridge substructures, this paper establishes a construction risk evaluation system for prefabricated assembling bridges by constructing an AHP-fuzzy comprehensive evaluation model. Firstly,...

With the continuous renewal and development of cities, the urban heat island effect caused by urbanization has gradually become an undeniable issue. The negative effects of the heat island effect hinder the prosperous prospects of urban development and bring inconvenience to people’s lives. In order...

The composition of explosive wastewater is complex and contains a large number of toxic and explosive hazardous chemicals, which makes the treatment process of explosive wastewater quite cumbersome and dangerous. Typical components in explosives wastewater are listed and classified in this paper. Usually,...

Titanium and its alloys have found application in biomedical fields primarily because of their sterling mechanical characteristics and bio-compatibility. But they can corrode when in contact with body fluids thereby being a limitation to their longevity. This is why surface modification techniques play...

Scale formation, especially of calcium carbonate (CaCO3) is a serious problem faced by many industrial processes, such as chemical, desalination and oil industries. This paper discusses crystallization scaling of CaCO3 in pipes. The crystallizing solution was made by mixing equimolar solution of CaCl2...

Unsafe human factors are significant cause of coal mine accidents, and roof accidents are the key prevention accidents in coal mines. In this paper, 115 reports of roof accidents are deeply mined and combined with HFACS model theory to form a table of human factors of roof accidents with three primary...

To prevent early cracking of concrete during the construction period of long-span composite girder bridges with corrugated steel webs, the influence of concrete hydration heat on early stress and temperature fields of structures was studied through on-site testing. A finite element analysis model was...

Elastic supported arch structures are widely used in engineering. Under dynamic loads, the bearing capacity of arch structures is closely related to their dynamic stability. In this paper, the effects of the elastic supports on the arch dynamic response and dynamic buckling are investigated by numerical...

Aiming at the channel equilibrium problem in the retail market, this paper considers consumers’ subjective purchase channel preference, Based on the different subjective channel preferences of consumers for online platforms and offline channels, this paper introduces the factor of subjective preference...

Aimed at the shortages of traditional large-scale network topology discovery model in network performance, integrity and real-time performance, when acquiring topology information. According to the characteristics of easy expansion and fast convergence with OSPF protocol, a network topology discovery...

Data collection is the initial stage of research. There are various data sources on the internet that can be used in the research process. The process of taking data or information from sites on the internet is called web scraping. Some methods of web scraping include Regular Expression (Regex), HTML...

In order to improve the accuracy and efficiency of vascular 3D model reconstruction, an improved method is proposed to solve the ambiguity problem in the surface rendering process. Based on the researches on the expression method of surface rendering process, the causes for the ambiguity were analyzed...

To solving the engineering problems of tunneling in backfill soils, the shallow buried concealed excavation section of the northern line of the Zengjiayan Bridge Tunnel Project in Chongqing has been taken as the relying project and numerical analysis and monitoring have been used to study on deformation...

Settlement analysis plays an essential role in providing a safe measure for the stability of the foundation and other structural components. The settlement analysis with numerical methods such as Finite Element method (FEM), Finite Difference Method, or other sophisticated constitutive models are continuing...

In the design of structural isolation, the displacement of the isolation structure of a single isolation support is easy to exceed the maximum deformation limit under the action of an earthquake, so the design often adopts the combination design of lead-core rubber bearing and linear natural rubber bearing....

The presented article compares two types of software in terms of the post-processing of topological optimization. For this analysis, a test sample was selected and subjected to topological optimization concerning weight reduction while ensuring maximum rigidity. Subsequently, the sample was processed...

Ant plant Myrmecodia rumphii Becc. is an epiphytic plant that is widely used by local people as an herbal medicine to treat various diseases such as rheumatic and tumors. Methanol extract of M. rumphii Becc. showed high cytotoxicity against shrimp larvae Arthemia salina Leach and antioxidant potential...

One form of selection for new student admissions at Polsri that prospective students can choose is PMDK-PN Bidikmisi (Penelusuran Minat dan Bakat Politeknik Negeri). This selection is specifically for prospective students who have achievements in various fields and are economically disadvantaged. The...

Sorption heat storage is expected to play an important role in future thermal energy systems, particularly in buildings and industrial processes. For optimal operation, it is important to control the parameters of heat storage systems, such as the state-of-charge. In this study, we show the possibility...

Bangladesh’s southwest coastal zone is prone to several natural disasters due to global climate changes, its low elevation, and its geographical position. This study was conducted to analyze the effects of natural disasters on the supply chain management of agricultural products and to identify the existing...

Aquaculture, the cultivation of aquatic organisms, is the primary food source of the world. Maintaining optimal water quality and oxygen levels in aquaculture ponds is essential for fish health and productivity. Traditional aeration systems waste energy and fail to distribute oxygen effectively because...

As an advanced position in China's reform and opening up policy, Guangdong Province has been playing a leading role in the economic level. However, the competitiveness of cultural industry is slightly inferior and is in an important transition period. Based on the Porter Diamond model theory, the...

Pavement interfaces play a critical role in the structural integrity of flexible pavements, serving as contact areas that bear significant stress due to traffic and environmental conditions. Despite their importance, interface behavior under varying conditions is not fully understood, particularly in...

The safety of tanks, as an important device for storing crude oil, is particularly important. Tank is a typical thin-walled cylindrical shell structure, considering that it will inevitably appear in the project a variety of initial geometric defects, which in turn affects the structural mechanical properties...

Lowering the actuating force is preferable when designing aircraft landing gear mechanism, which may lessen friction and prevent lock-up of joints. In this research, driving kinematics of operating actuator is modified in addition to geometric dimensions to achieve optimal actuating force during landing...

Line loss can be divided into statistical line loss, technical line loss and management line loss according to structure. It not only refers to the energy loss in the form of heat energy, but also the management line loss caused by the electricity stealing behavior [1]. The calculation of power system...

The development of science and technology, many research has been done on high-quality concrete to overcome the shortcomings of ordinary concrete. To reduce the porosity of the cement, mineral added materials that are pozzolanic and have very fine particles can be used. One of the mineral added materials...

Industrial prosperity is an important foundation for rural revitalization and a prerequisite for solving all rural problems. In order to explore the main factors that affect the value chain embedded farmers’ choice of industry, this paper selects six indicators including industrial policy support as...

Tumours are a very sickly disease and recorded as the second killer disease in the world. This is because until now tumour still not found a drug that can really cure it. In Indonesia itself has many people who have suffered from tumours. Ignorance makes people reluctant to observe the early symptoms...

A combination of an improved SST k-ω turbulence model with Zwart-Gerber-Belamri cavitation model was employed to perform the numerical simulation of cavitation flow around general NACA0015 hydrofoil and the hydrofoil with rectangular structure on the surface. Effects of the rectangular structure on cavitation...

The rapid development of the Chinese economy and technology has led to significant growth in the automobile industry. While cars are easy to use, they also have problems with maintenance, especially the detection and repair of electrical faults. Electrical system problems pose a great threat to the safe...

With the rapid development of platform-based e-commerce, shopping uncertainty and shopping risks due to information asymmetry in online shopping have increased, which has attracted widespread attention from academia and practice. This paper combines consumer behavior theory and transaction cost theory...

Sarang semut (Myrmecodia rhumpii Becc.) plants from Merauke Regency generally live on bus wood (Eucalyptus sp.). The results of previous studies found that sarang semut plants from Merauke have the potential as antioxidants in warding off free radicals of 92.6601%. The high antioxidant content encourages...

Since the outbreak of the novel coronavirus, Weibo has become one of the important platforms for Chinese netizens to receive information related to the epidemic. Behind the complexity of the news, netizens' emotions often affect the general social atmosphere, and the rapid spread of extreme negative...

In recent years, ground vibration caused by rail transportation has attracted widespread attention, while researches on trains moving along a curve are still limited. To deal with this issue, a curved 2.5D finite element/infinite element approach in the cylindrical coordinate system is proposed to simulate...

Low carbon energy conservation in the fresh air system is an important way to achieve China's carbon peak and carbon neutrality goals, which is also important to the collection and analysis of energy data. Therefore, this research studied the current research status and the path of low-carbon fresh...

This paper focuses on solving some of the problems arising in the design process groups in the automotive industry. The geometrical specification of machine parts in the automotive industry creates a number of problems, the solutions of which is not entirely trivial and even the current standards do...

The homologation process of the internal combustion engines (ICE) is becoming more difficult with the passing of time. Coupled with the need for massive investments in new technologies, such as hybrid or hydrogen powertrains or 100% electrical vehicles, the economy in the traditional automotive manufacturing...

Practicum or experiment is an important learning method to be implemented in learning because it can provide direct experience for students to introduce, familiarize, and train students to carry out scientific steps and procedural knowledge. During the COVID-19 pandemic, teaching and learning activities...

The four-arm intersection that connects Jalan Macan Lindungan, Parameswara, Soekarno Hatta and Jalan Prawiranegara, is an intersection that requires an evaluation of traffic management, especially in regulating flow and traffic lights. The purpose of this research is to find out whether the current regulation...

Based on the water quality data of 17 monitoring sections in Chaohu Lake and its tributaries in Chaohu Lake and its main tributaries in 2022,the water quality was evaluated by the WQI integrated water quality index and the spatio-temporal distribution characteristics of water quality was analyzed by...

The accumulation of plastic waste is a significant environmental challenge, particularly in developing regions where recycling infrastructure is limited. This paper presents the development of a compact plastic shredder specifically designed to process ABS and PLA thermoplastics. The shredder offers...

PT. XYZ is running the Bacoding Project to facilitate the process of recording raw material data in the production process. This Barcoding Project certainly has operational risks that may occur, therefore by using the Enterprise Risk Management approach (ERM) that is a process, effected by an entity’s...

Different rocks have different conduction; common coal measure rocks show different resistivity values. In general, the resistivity values of mudstone, siltstone and medium-coarse sandstone increase continuously, and the lithological changes in the vertical direction show as the increase or decrease...

By testing the resistance to chloride ion penetration and dry shrinkage performance combined with microscopic analysis, the effects of different machine-made sand mud powder content, silica fume and nano-SiO2 content on the long-term performance of machine-made sand high-performance concrete were studied....

Aiming at the development of e-commerce in rural areas, the expansion of logistics service demand and the choice of logistics service providers, a rural logistics auction mechanism model is established. Based on the buyer's score and utility function, this paper considers the decision variables such...

This study focused on identifying the types of compounds contained in the ethyl acetate extract of seed shell of Archidendron bubalinum (Jack) I.C. Nielsen (AbJICN ) from Lampung Indonesia using Liquid Chromatograph Mass Spectrophotometer (LC-MS) and determining the potential of anti-uric acid in the...

One logistics company in Indonesia has experienced a drastic increase of 60% in the demand for imported goods from 2018 to 2022. This upward trend is expected to continue. The admin staff, leader, and supervisor of the Export-Import Department feel the direct impact and are experiencing a higher workload...

As urban land becomes increasingly scarce, the development of underground spaces becomes particularly crucial. Taking the Huachengbei Central Business District in Shenzhen as a case study, this research employs the Analytic Hierarchy Process (AHP) to construct indicators aimed at establishing a measurement...

Cold-formed steel has the advantage such as it is not flammable and eaten by termite, its installation is relatively fast and has almost no expansion and shrinkage values. However, it has disadvantages when it is exposed directly, apart from looking less attractive, it can also cause post-buckling behavior...

This paper proposes a low cost air quality monitoring system using LoRa-based communication technology. The proposed system consists of several sensor nodes and a gateway. Sensor nodes read pollutant levels in the air using the MQ-7 sensor for CO gas, MQ-135 for CO2 gas, GP2Y1010 for Particulates Matter...

Building sector consumes about 40% of the global energy consumption and emits over 30% of the global energy-related CO2 emissions. It is one of the most resource-intensive sectors and the main contributor of the environmental emissions. Additionally, the amount of greenhouse gas emissions is increasing...

To effectively address the issue of controlled or suspected vehicles attempting to breach checkpoints after decelerating or stopping, based on a full investigation of the research status in this field, this paper proposes and designs a linear shaped charge jet perforation structure. The structure aims...

[Significance] To investigate the compliance of the content clauses of the privacy policies of third-party payment platforms based on the laws, regulations, and standards related to personal financial information. [Methods] Based on 21 laws, regulations, and standards related to personal financial information,...

This study explores the use of Machine Learning (ML) to enable real-time monitoring and operational improvements in coal handling conveyor belt systems. Efficient coal management is essential for minimizing environmental impact and ensuring operational continuity. By utilizing IoT sensors and ML models,...

Discontinuities have a significant impact on the geomechanical behaviour of rock masses and corresponding implications across rock engineering applications. The design, construction, safety, and stability analysis of rock masses are all based on the measurement of mechanical characteristics. Unfortunately,...

The frame of the electric car is assembled from two parts. The lower part, made of welded pipes, carrying all aggregates. It supports the upper part of the frame made of composite profiles in 16 places. The rectangular system of composite beams fills an area measuring 4x2m. The beams are interconnected...

In recent years, with the increasing awareness of energy conservation and environmental protection and the development of the construction industry, the requirements for exterior wall structural systems and construction materials have become increasingly high. Traditional ceramic panel curtain walls...

China, as an ancient civilization with a long history, has many well-preserved ancient buildings. However, the construction of tunnels near these structures during China's urbanization process make a serious threat to their security due to the vibrations caused by tunnel blasting. Therefore, extensive...

uclear magnetic resonance logging is an effective means of reservoir evaluation and has been widely used in oil and gas resources exploration and development. The traditional nuclear magnetic resonance logging application requires the inversion of the echo data first to get the inversion spectrum, from...

Taking the water drilling construction platform of a bridge anti-collision pier project as the background, Midas fea nx software is used to establish a three-dimensional finite element model of the construction platform, simulate and analyze the load conditions imposed on the steel platform, as well...

In order to understand the influence of reinforcement layers on the mechanical properties of tailings sand with mud interlayers, tailings sand from a tailings pond in Yunnan were used as the main experimental material, and mesh glass fiber was used as the reinforcement material. The effects of reinforcement...

In view of the problems of low standardization of mine safety production supervision and law enforcement process, lack of information means and low credibility of law enforcement information, a mine supervision and law enforcement system is designed, which can realize online Safety signs traceability...

With the in-depth promotion of water conservancy informatization construction, the water conservancy sector has accumulated information technology hardware and software technology status, ownership, construction mode is more and more complex and variable. The operation and maintenance of these information...

According to the requirements of national standard for data center infrastructure, the typical case study is used to analyze the architecture, advantages and disadvantages of the UPS dual-bus 2N redundant power supply system widely used in large and medium-sized data centers and establish the power supply...

Fiber to the home (FTTH) is the current project that awarded by XYZ company to vendors. This project experience several months delay against the baseline. To meet the due date both parties want to give a proper corrective action toward the project. Since the project is still completing the remaining...

The sheet paper has been made with variations of addition of Alkyl Ketene Dimers (AKD) of 0, 10, 12, and 14 kg/T. The result was a paper with gramatures of ± 70 g/m2. The analysis of the paper sheet to its durability in absorbing water and penetrating the chemical solution of the mixture of NH4SCN2 2%...

Road traffic accidents are a global concern that is on the rise due to rapid urbanization and population growth, especially in a developing country like Bangladesh. Chattogram is one of the largest cities in Bangladesh, where a growing number of deaths and injuries are apparent. The study aims to investigate...

From the perspective of AI product interaction with users, this study provides scientific guidance for enterprise managers to understand user psychology and formulate effective marketing strategies. This study establishes a research conceptual model to explain the user's willingness to use AI products,...

The research object of this paper is a kind of carbon fiber composite material that is used in a special UAV in a certain marine area. The purpose of the research is to understand the material properties of this composite in extreme hot and humid environments. First of all, this material was subjected...