Advances in Engineering Research

The development of the utilization of electrical energy sourced from the sun is currently experiencing very rapid development. The use of electrical energy sourced from the sun is not only used for industrial generation, currently the transportation industry also utilizes electrical energy sourced from...

IoT has revolutionized various sectors by facilitating automation and improving efficiency through the interconnection of billions of devices. However, this rapid expansion has exposed IoT networks to an increasing number of security vulnerabilities, with spoofing attacks being one of the most prominent...

Understanding water discharge processes in mountainous areas with large amounts of precipitation and high hydraulic gradients is important for disaster prevention and water resource management. In recent years, it has become clear that mountain bodies themselves have water storage functions in addition...

Ultra high performance concrete (UHPC) is a new type of cement-based composite material with superior mechanical and durability properties, which can reduce the self weight of the structure and prolong its service life. Based on this, a finite element model of 10 composite columns was established to...

Because of the active transit and complex road conditions, the construction road is prone to congestion and material scheduling challenges. As a result, this paper proposes an off-site material flow control method, as well as an on-site right-of-way-based transportation vehicle scheduling method, which...

This paper provides a comprehensive framework of project risk management as guidance for managing a project risk – to know, evaluate, control, minimize a project risk. We proposed a framework project risk management based on International Standardization Organization (ISO) 31000. Project risk management...

In the construction of hydroelectric dams, the efficiency of concrete transportation directly impacts the quality and timeline of the dam. Currently, concrete transportation scheduling still heavily relies on manual coordination, which makes it difficult to truly obtain the actual efficiency of the transportation...

Since the concept of City Information Modeling (CIM) was introduced, scholars in China have conducted extensive research and discussions on CIM, with the government also allocating significant resources to its development, achieving a breakthrough from non-existence to existence in CIM research and construction....

Anodizing is one way of coating oxidation on aluminum, which is carried out by anodic oxidation at room temperature with the help of an electric current so that a chemical reaction occurs so that a layer is produced that can protect the metal from the effects of corrosion. The objective of this study...

SSVEP based BCI system helps Tetraplegia patients to communicate and control devices based on Steady State Visual Evoked Potentials (SSVEP). Home automation systems are in huge need for the Tetraplegia patients to control home appliances like nurse calling system, lights, and Television sets by using...

In order to ensure the smooth flow of municipal roads and avoid a large number of demolition and renovation operations, the substructure of the Rama III to Outer Bangkok West Ring Expressway project is designed as a cap beam of portal pier, and the construction adopts the fully-suspended short-line combination...

This paper introduces a novel equilibrium optimizer algorithm designed for maximum power point tracking in permanent magnet synchronous generators operating under randomly varying wind speed conditions. The algorithm draws inspiration from controlled volume mass balance modes, enabling dynamic and equilibrium...

Audiences are exposed to more and more TV commercials of luxury goods, including perfumes. This paper analyzes TV commercials of female perfumes and fragrances from four luxury brands, namely Coco Chanel, Christian Dior, Lanc"me and EstŽe Lauder. By using content analysis method, This study discusses...

Taking an abandoned quarry located in Chengang town of Zhoushan city as an example and on the basis of investigating into vegetation and soil condition, the physicochemical properties of soil and plant community characteristics are analyzed. The results indicate: the physicochemical properties of the...

Distributed control systems with high nonlinearity and with uncertain characteristics, make the control development a very complex task. In the last period several control methods were developed, presenting different performances but there is still room for improvement. In order to overthrow the complexity...

Objective: After earthquake occurring in pastoral areas, due to the reasons such as many animals are dead, drinking water is polluted, the condition of food hygiene is poor, the weather is hot and the other factors, it is extremely easy to occur anthropozoonosis. The purpose of this study is to prevent...

In order to meet high precision and high reliability required for the permanent magnet linear motor servo system, a method that combined sliding tracking mode controller and the H disturbance compensator is proposed. The weighted integral gain sliding mode controller effectively solves the problem of...

Highway is an important transportation infrastructure,so it is meaningful to study it. Consider a toll highway having L lanes of travel in each direction and a barrier toll containing B tollbooths (B > L) in each direction.We establish the M/M/N system model based on the queuing theory, and get the basic...

Abstract. Objective: To observe and analyze the curative effect of the Trimetazidine joint with Metoprolol in the patients with heart failure and coronary heart disease, the treatment of patients with coronary heart disease with heart failure to provide certain reference. Methods: From May 2013 to May...

Based on the construction of intelligent electrical pilot in the state grid corporation of China, fully grasp the requirements of intelligent power demand management, intelligent network based on the research of smart grid-oriented Advanced Metering Infrastructure (AMI), we design and realize the family...

In order to ensure sufficient terrain information for the underwater terrain-aided navigation, a global path planning method based on Ant Colony Algorithm (ACA) is proposed. The concept of feasible region is firstly defined, and then pheromone representation, heuristic functions and pheromone updating...

Plastic hinge can be used easily to optimize the reinforced concrete structures, but compared with fiber element model used widely in general FEA software,it cannot present accurate solutions for some complex problems. In order to propose visualized results of structural damage for fiber element method,...

Control of chaos in a dual-ring erbium-doped fiber laser is studied by modulating the laser pump and its physical model is presented to induce the dual-ring erbium-doped fiber laser to a cyclic state and other dynamics states via adding a periodic signal to the pump. When one pump is modulated by a periodic...

Taking the 12108 working face 3-1 coal seam in Lijiahao coal mine as the engineering background, comprehensively applying roof borehole observation, multi-base point displacement monitoring, measuring the range of loose damage of surrounding rock and other measurements to get in-depth knowledge of the...

For research on the strengthening and repairing technology of the concrete flexural members, mechanical properties and deflection deformation of reinforced concrete flexural members are studied by means of several experiments which are pasted the carbon fiber cloth in tension section. This article made...

To ensure the seismic safety of existing buildings, the Taiwanese government has been pushing seismic retrofit of old buildings in recent years. In these projects, one of the most frequently used techniques is column-jacketing, which is accomplished by encasing existing columns with a thick cover of...

This paper mainly have a comprehensive evaluation on the control of smart distribution network project investment during the construction process from the term of investors. First, according to the cooperation management, analyze the demand of investors’ investment control, build the index system of...

The industrial clusters are an effective economy that has played an important role in promoting regional economy and crate employee opportunities. But for poor capability in applying and protecting intellectual property, china clusters are withering. The essay introduces the status quo of the clusters...

Rotating inertial navigation system(RINS) using rotating modulation technology to compensate the error of inertial sensors and it can improve the precision of the navigation system. Rotation modulation scheme, including rotation coordinate system and rotation direction, plays a key role in RINS. In this...

Developing physical methods to detect aflatoxin is a significant area of research in food safety. Because the current detection methods that use near-infrared spectroscopy are not sufficiently accurate, we focus here on using Terahertz Time-Domain Spectroscopy (THz-TDS) to detect aflatoxin B1 in food....

With the development of society and progress in science and technology, the social competition has been fiercer and fiercer, printing factories also face more challenges and developments, and more and more printing factories hope to reduce the waste rate of printing products reasonably, so as to continuously...

Fault diagnosis expert system obtains the operation of power grid by monitoring the change of dynamic database. While all kinds of measurement, switching value and a part of status records and documents about the status of power grid operation transferred by fault information system and SCADA system...

The problem of imbalances in inter-regional fish stocks, the monopoly of fish distribution by some collectors, the scarcity of fish stocks in some regions still occurs in Indonesia while the country has established National Fishery Logistics System (NFLS). One of the factors causing the problem is of...

Pollution of the environment, besides doing harm to nature, leads to various diseases of the population living in the contaminated area, including cancer diseases. Environmental pollution of the territory of the Republic of North Ossetia-Alania is mainly caused by enterprises of non-ferrous metallurgy...

This paper introduces the principle of electromagnetic induction of the high tension line. With the aid of the spark plug, induced charge can be transferred to the high voltage winding in the form of short pulse and then generate induced current .With the appropriate circuit, the induced current can...

By applying the theory of inequality on time scales and the Lyapunov function method, we obtain some sufficient conditions which guarantee the permanence and existence of a unique uniformly asymptotically stable almost periodic sequence solution of a Lotka-Volterra system with feedback controls.

The purpose of this study were to determine (1) the income of Salak Nglumut (Salacca Zalacca) farmers, (2) the impact of capital on income, (3) the impact of age on the correlation betwen capital and income; (4) the impact of land area on income, (5) the impact of age on the correlation between land...

In this study bovine bone material was cured with alkaline solution (calcium oxide) for 10, 30 and 50 days and extracted at three temperature levels (60 °C in extraction I, 70 °C in extraction II, and 100 °C in extraction III) each for 4, 5 and 6 hours. The results showed an increase in the percentage...

New pathway for HCOOH decomposition to CO in the gas-phase on Pt(111) surface is proposed. By performing density functional theory calculations, this paper has evaluated the detailed reaction process, including energies and geometric structures of intermediates and transition states. The present theoretical...

A novel and efficient molecular imprinted polymers (MIPs) electrochemical sensor based on metal coordination technology was prepared by electro-polymerization, which was applied as a molecular recognition element to modify glassy carbon electrode (GCE) to construct an electrochemical sensor (MIPs/IDA/GR/GCE)...

In order to study the influence mechanism of the elastic modulus of steel wire rope on the high-speed elevator hoisting system of comfort, with high speed elevator vertical vibration as the research object, the establishment of high-speed elevator hoisting system of longitudinal vibration of discrete...

A heat pipe photovoltaic / thermal (PV/T) component on the basis of active air-cooled was designed and constructed. The heat pipe evaporation section was used for cooling the back plate of solar panel, and the condensation section was arranged in the air flow passage. A axial flow fan was arranged at...

DOA estimation in FDD systems is a core issue for smart antennas. In this paper, an equidistant linear array is divided into two identical sub-arrays, and then a DOA matrix is constructed, the eigenvector matrix of the matrix is the array manifold of the signal. After eigenvalue decomposition of the...

The paper notes that ecotourism as “good” tourism can take place only in the presence of legal restrictions based on proper monitoring and assessment of the impact on the environment. The purpose of restrictions in ecological tourism is: to ensure the harmony of the relationship between man and nature;...

A micro-simulation model is a crucial tool in the study of transportation, especially in complex traffic systems that include interactions between components in it. Therefore, the accuracy of the model must be considered by calibrating the parameters used and validating the model with observation data....

Concerning the issue of place attachment, the research tends to observe the functional attachment, which will affect the level of attachment in Hiraq Square Lhokseumawe (HSL), a renowned public space among local people in the city of Lhokseumawe, Aceh, Indonesia. Place attachment is known as a process...

The use of split air conditioning (Split A/C) on residential applications, hotels and office buildings is currently the best solution to get more comfort when staying in a tropical country. The problem is Air Conditioner in a home or office building consumes 50% to 65% of the total electrical energy...

The tourism sector, especially in Samarinda and its surroundings, is a sector that is experiencing quite dynamic development in supporting economic growth in the area. Apart from being one of the centers of education, Samarinda is also part of a tourist destination city in East Kalimantan. The objectives...

One of the implementation of a human face recognition system is an attendance system application. Attendance system is used to detect and recognize a person’s identity and stored as a face database. The face-based presence system developed in this study is a facial presence system using a hybrid feature...

The pursuit of lightweight maetrials, materials with high-strength has led to significant advancements in the field of aluminum matrix composites (AMCs). Among these, aluminum alloy 7075 is notable for its exceptional mechanical properties, making it a popular choice in structural, automotive and aerospace,...

As Extended Reality (XR) technology evolves, the development of immersive XR content, such as images and videos, has accelerated. The complexity of these products has heightened the demand for high-quality 3D geometric data. Given the vast size and intricacy of 3D geometric data, researchers are focusing...

Automated detection of intestinal parasites is crucial for improving diagnostic efficiency and accuracy in parasitology. This study evaluates the performance of three object detection models: Faster RCNN with ResNet back-bone, Faster RCNN with RetinaNet backbone, and YOLOv8. A dataset comprising 2000...

Traffic accidents still are prominently among global fatalities and the need for real-time and accurate impact detection presents a big challenge to advanced protection systems. A vehicular impact estimation hybrid quantum-classical model is proposed in this research based on data provided by smartphone-integrated...

Pulp and paper industry is one of the most important and growing industrial sectors in the world. Global pulp and paper production continues to increase along with rising demand from year to year. The pulp industry generally uses hardwood for Kraft pulp production which is also integrated with paper...

Guide vane is a key component of reversible pump-turbine for flow regulation and guidance. In the start-up process of pump mode, guide vane will be closed for a long time until runner rotates in full speed and then continually opens maximum. When the opening angle is small, guide vane suffers large and...

Engineered Cementitious Composite (ECC) materials have high ductility, but their large consumption of cement is not in line with the current demand for green economy. In contrast, alkali-activated ultra-high ductility concrete (AUHDC) without cement aligns better with the concept of green construction....

Gula aren, or gula merah, or gula kawung is a sweetener made from nira derived from the male flower clusters of the sugar palm tree. Palm sugar is usually also associated with any type of sugar made from nira, which is the liquid released from the flowers of trees from the palm family, such as coconut,...

The distribution of electrical energies has grown the economy, social, and education, so the reliability is very important, the grounding resistance that is lower than 5 ohms is required for the low voltage distribution system according to PLN standards. The Bali State Polytechnic Electrical Workshop,...

Environmental pollution, climate change, energy tension is now the global prominent question, the development and utilization of renewable energy to become one of the key measures to solve these problems. Wind power acts as a kind of safety, environmental protection, clean, abundant renewable energy...

In this study, tensile, inter-granular corrosion, and impacting tests were carried out to investigate the mechanical property characteristics of X65MO-316Lclad hot rolled coil trial produced by 2250mm hot continuous rolling line, which is applied for the manufacture of offshore line pipe. SEM (Scanning...

In this paper, researchers establish and verify a method on the determination of B2O3 in boron nitride through volumetric titration. Three criteria including proportionable system error, extra system error and statistics error are investigated in detail. The results show that, this method meets the requirements...

Subcritical 1, 1, 1, 2-tetrafluoroethane (R134a) extraction is a modern extraction technology in natural product perpartion. The optimized process of extracting astaxanthin from Antarctic kill (Euphausia superba) through subcritical R134a was systematically investigated in this work with respect to the...

We first present a formula on the conditional expectation by the regular conditional distribution function. Using this formula, we can obtain a corollary under the condition of independence which applies in many cases. Then some examples are given to illustrate the applications of the results.

Since the 16th CPC National Congress, Integrated and coordinated urban and rural development into national strategies. Integration of urban and rural road passenger transport is an important support for the development of urban and rural integration, Promote integrative construction of urban and rural...

The bus power balance is an important index to quantify the power system basic data. In view of the current shortage of power imbalance evaluation at single time section, in this paper, imbalanced power is regarded as a normal distributed random variable and the its historical data is statistically analyzed....

In order to research the quality coordination mechanism of logistics service supply chain in condition of bounded rationality, based on research method of logistics supply chain optimization model of evolutionary game theory of intelligent algorithm, evolutionary game model for quality coordination of...

Shale gas and coal-bed methane are very important unconventional resources. Shale gas and coal-bed methane are the most effective supplement of the conventional fossil energy, and the quantity of these resources are abundant. So the shale gas and coal-bed methane have been gained comprehensive attention...

With the worsening of environmental pollution issues, applications of molecular biological techniques to the field of environmental pollution treatment have also drawn wide attention. These techniques can contribute to efficient treatment of environmental pollution through microorganism, and boast the...

Because the weights and thresholds of BP neural network usually adopt random assignment, there is a problem of low accuracy in software reliability prediction. In order to solve this problem, a software reliability prediction algorithm (MHPSO-BP) based on multi-layer heterogeneous PSO optimized BP neural...

To adjust the parameter PID of boiler water level control.Analysis of the problems existing in the Marine boiler water level control.[Method] Using fuzzy neural network, Fuzzy neural network is the combination of neural network and fuzzy logic. the traditional PID control and fuzzy neural network control...

It’s important to access the status change of switchgear in switching station for condition maintenance. With regard to the online assessment for the resistance of switches in the switching station with 3/2 connection mode, linear equations can be established on the basis of real-time current measurements....

Steel riser-guards are installed on offshore jacket platforms to provide protection to risers against vessel collision. As risers transport the crude oil which is highly flammable, a collision between vessel and risers has the potential of causing severe structural damage to the platform and injuries...

This paper researches on the characteristics of the foam system chosen for CO2 foam flooding in the low permeable oil fields. In view of the actual situation of the oilfield high temperature, high salinity and water injection difficulty, the selected agents must also meet the requirements of stability...

Magnetic nanomaterials have received tremendous attention in the past years due to their unique magnetic responsiveness and corresponding wide applications in many fields. Herein this paper presents several methods to prepare monodisperse magnetic microspheres through a facile hydrothermal technique....

According to the collected geological data, this thesis has systematically summarized the development feature of folds of No.5 coal seam in Chenghe-Second coal mine by counting and analyzing the setting of regional geological structure and characteristics of mine geological structure. Based on the above-mentioned...

Power flow diagram is an important tool of modern Energy Management System (EMS) for system operators to schedule the operation and maintenance plan, examine security situation and dispatch in real-time. Manually creation and maintenance of power flow diagram of large scale power grid is time consuming...

The keratin was extracted from the wool by sodium sulfite dissolving system. And then different ratios of keratin/polyethylene oxide (PEO) formic acid solution were prepared. The rheological properties and conductivity of solution were studied. The influence of the proportion of keratin/PEO formic acid...

In order to enhance the effectiveness of on-the-job training, and hone the communication and coordination skills of trainees while improving their professional and technical skills. This paper discusses the significance of homework sharing in vocational training, the principles of task selection, the...

Frequency automatic tracking is a main characteristic of ultrasonic power system, especially in the field of biological decomposition. In this paper, after analysing characteristics of multiple peaks of transducer, a reliable power control and frequency tracking strategy is introduced. It is based on...

The application of ultraviolet absorption detector (UV) and circular dichroism (CD) detectors in series in HPLC systems has been increased in recent years. In this work, an effective method to determine the enantiomer concentration on line in chiral drugs was explored. Ibuprofen (IBP) racemate was applied....

A hybrid technique of additive manufacturing and subtractive process has provided a new solution combining product design and control by software. Wire Arc Additive Manufacturing (WAAM) process wins well-respected because of its low cost and high efficiency of deposition, nevertheless the process has...

Because the exhaust heat is multitudinous and the level of the heat utilization is various, it is significant to exploit the appropriate technologies to convert the waste heat to electricity. In this article, the assessment methods for the exhaust heat power generation system and the comparison on the...

In order to study the influence of the change of hydraulic oil temperature on the control characteristics of the electro-hydraulic servo valve, simulation analysis was carried out based on AMESim software. According to the structural characteristics and working principle of the dual-nozzle type baffle...

The Smart City being expedient and reliable is safe, convenient, cheap, regular, scheduled as well as modern city transportation system. The Trans Semarang buses run simultaneously on public roads, there is bound to be inaccurate arrival time information. Consequently, there is the need for a system...

Electrocardiography (ECG) is an important physiological signal that reflects the autonomic nervous system (ANS) activity. The correlation between ANS measures and sleepiness has been used to assess the drowsiness of a person from spectral analysis of heart rate variability (HRV). Power spectral analysis...

The fractional derivative can be regarded as the Volterra integral of the Abel kernel function and its value is not only closely related to the value of the current moment, but also to the whole history. Therefore, the application of fractional calculus to some viscoelastic materials can well describe...

With the improvement of living standard, vehicles have been widely used in life. However, health problems associated with in-vehicle air quality happen more frequently. Recent researches on in-vehicle air quality control measures for human health are reviewed in this paper. The problems and challenges...

In-depth analysis and study of six unified device fixed value and setting principle, combined with the application of the device setting in the relay protection setting calculation software. Intelligent setting package with protection device common libraries and granular fixed value was designed and...

The course Data Mining, one of the core courses in many majors, has evolved from Data Mining oriented Warehouse, Web Data Mining to the current Big Data Mining. This paper has explored course teaching on discussion in the technology of big data mining and course practice in real data mining. We propose...

Deep basement excavation inevitably induces stress changes in the ground leading to soil movements, which may cause adverse effects on existing tunnels. Although basement-tunnel interaction has attracted increasing attention recently, the influence of circular basement excavation on metro tunnels is...

The Bonded Logistics Center (PLB) as the Government's Economic Policy Package issued in September 2015. This clarified by Regulation of the Minister of Finance No. 272 Year 2015 on Bonded Logistics Center (PLB) plus the Regulation of the Director General of Customs and Excise No. 1 of 2016, Regulation...

Mobile computing is a term used to refer to a variety of devices that allow accessing data and information from anytime, anyplace, anywhere. The mobile networks are often deployed in complex environments in which to provide a secure transmission and also to detect the hackers. An adversary can capture...

Land and climate are important land potentials in agricultural ventures. Land other than as a medium also grows water storage for plants. Rainfall is the climate element of the water provider for plants. Clove Plant as one of the main plantation plants that are cultivated on farmland by the people of...

The paper sorts out the evolution of education in China under the influence of the epidemic in 2020, analyzes the advantages and disadvantages of pure online education and offline education, and draws follow conclusions: With current technology, the pure online education model cannot meet the educational...

Indonesia is a country that produces the largest coconut in the world. 35% of the coconut volume is coir. Coir is a waste that has not been widely used for construction work. The coir fibers have the highest tensile strength among other natural fibers and have resistance to compressive forces. In this...

Surabaya State University (Unesa) as an educational actor limits physical distance by implementing online learning activities to break the spread of COVID-19. Online learning is usually carried out at a maximum of three meetings and combined with face-to-face. However, in the even semester 2019/2020...

In 1990, Mongolia experienced a volatile change in the social, political, and economic aspects of its society. In particular, inequality, poverty, and unemployment increased exponentially and the differences in development between urban and rural areas increased sharply. During this period population...

One of the actors managing national quality infrastructure in Indonesia is accredited calibration laboratory that regulates the strategic role of facilitating trade activities. Metrological traceability of accredited calibration laboratory is an inherent entity, which determines the validity of calibration...

There has been a shift from traditional classroom instruction to online-based instruction at most universities, including Unesa. As a result, students and teachers collaborate to implement learning using supplementary resources. The happiness of today’s students will increase dramatically as a result...

The railway bridge design and construction must precisely follow the technical standard due to the high impact load and small tolerance on the track component. Building Information Modeling (BIM) can provide the details and accuracy needed for a railway bridge’s design and construction process. The purpose...