Advances in Engineering Research

In order to solve the operating environment of the dynamic evolution, this paper builds the internal reflection of the SaaS evolution model describing according to the needs and variability of the software dynamic evolution, the model is the formal definition by using communication process algebra (ACP)...

It is common to encounter the excavation unloading of rock mass in the actual practice of construction work for tunnels, underground powerhouse, dams and mining, etc. The damage and fracture of the internal structure as well as the change of seepage for rock due to the excavation and unloading of rock...

Icing of transmission line is one of the most serious threats to the safe operation of power system. Its occurrence had brought great losses to the national economy. Therefore, in order to improve the reactive power and anti-risk capability of the icing power grid, it is of great significance to study...

Randomness and volatility of the output of the renewable energy, renewable energy consumptive become the world difficult problem. The incremental load capacity of the grid due to the implementation of the "double alternative" strategy becomes another available load side resource in the grid dispatching,...

A new acoustic reconstructing method based on oblate spheroidal coordinates is proposed and deduced in this paper. The acoustic pressures of whole acoustic field are expressed by the product of the coefficients and the conventional interpolate polynomial. Once the coefficients are specified by the pressures...

The present study verifiesthe possibility of incorporating sewage sludgein the production ofceramic massfor ceramicroof tiles. Domestic sewage sludge and clay from ceramic industries of the northeastregion of Brazil were used. The raw materials were chemically and mineralogically characterized. Seven...

In permanent magnet motor, the rotor eddy current loss can make the rotor temperature rise, affect the efficiency of motor performance and even lead to permanent magnet demagnetization. In order to improve the efficiency of the motor and protect the magnet which is core part of the motor, some ways must...

This study aims to measure the reflectance of outdoor compressed concrete paving units. The samples are in common size of compressed concrete paving units which is 20cm * 20cm * 6cm. The first cause of gradually worsening environment is that most of artificial pavements and building shells in the cities...

The effects of thickness and impact energy on the impact damage and the medium leakage of CFRP laminates were studied in this paper. Impact tests for the CFRP laminates with the size of 600 mm×700 mm with five different thicknesses were subjected to the impact energy levels from 5 J to 65 J. The matrix...

The incremental launching method has been widely used to construct various kinds of bridges in regions where traffic, geology and topography conditions are limited. Thanks to its excellece on on-site prefabrication, fast assembly and intelligent control, the incremental launching systems are applied...

Methods of transmission including high-resolution electron microscopy were used to examine the kinetics of collective recrystallization in submicrocrystalline titanium Grade-4 and VT1-0. The temperature dependence and values of the activation energy for collective recrystallization have been determined....

On the basis of discussing the connotation of slope ecological protection, this paper put forward the influence of highway construction on ecological environment and the thought in landscape improvement. 19 kinds of technological principles, technical features, scope of application and landscape effects...

In this paper,we studied a process for the rotationally molded truck fender . The part’s impact strength, the melt flow index and bubbles inside the part are all affected by the heating temperature and time, all of which are analyzed. Finally, the optimized process conditions were given. The result...

In connection with Ningbo Chenglang Bridge project's characteristics of complicated structure and mode, large horizontal scale, narrow construction yard, short construction period, etc., BIM technology is applied to direct construction of the project. Revit series software is applied to establish parametric...

The “plug and play” and effective deployment of distributed generation accessible is important in further smart grid, which related to the security and stability of power system operation. A multi-agent system (MAS) based micro-grid control framework was proposed in the paper. The “plug and play” model...

To solve the problem of drilling difficulty of hard strata in China’s Yumen Oilfield and so on, torsional impact drilling tools are widely used in the field. This paper mainly describes the reverse design process of 8½ torsional impact bit, to coordinate the torsional impact drilling. Through establishing...

During the past several years, the explosion risk analysis of each stage in oxygen CBM liquefaction process has been carried out by a large number of domestic scholars. In this work, firstly, safety evaluation of the coalbed methane liquefied process was summarized. Then, the experiment of the explosion...

Usinginformationand communicatingtechnologyestablish plantdisease andinsect pests long-distance monitoring system is an effective way for improve low technical culture quality of the farmers, since the expert unable to go to the farm to manage the agriculture disease and insect pests. This paper introduces...

Different processing methods of colored yarns were applied in the past few years for meeting the different demands of color mixing. However, insufficient understanding of the color difference caused by processing method leads to lack of basis for reasonable selection of processing method. In this study,...

Laccases are increasingly used in food industry and their sources are mainly plants, bacteria and fungi. A research review on the production methods and the characteristics, as well as the applications in food industry of laccases derived from bacteria and fungi is given in the article. It also looks...

In high-rise buildings, the column has a vital role in resisting gravity and earthquake load. The utilization of high-strength concrete and high-strength steel rebar in high-rise buildings can reduce column dimension at lower storeys. In this study, Nonlinear Finite Element was carried out to model the...

Waste management is currently a popular topic in the campus environment. Waste management in the campus environment is carried out in several methods one of them is the method of 3R (Reuse, Recycle, and Reduce). The purpose of waste management in the campus environment is to create a green campus program....

The quest for new eco-friendly energy resources dates back to three decades not because of the resources are being scarce but because of its capacity to mitigate the unfriendly environmental issues. The fossil fuel resources are formed over thousands of years of biochemical conversion, which is insufficient...

In our work, pomelo peel was used as raw material and carbonized by hydrothermal treatment and calcination in air, respectively, to obtain the corresponding pomelo peel biochar. The effects of two different treatment conditions on the adsorption and photocatalysis performance of the product were investigated....

With the rapid development of computer technology, computer networks are gradually emerging and penetrate into all areas of the national economy, regardless of the political and economic or financial and commercial, more and more inseparable from all sectors of computer networks. Once the computer network...

In this paper, the main work is to use one of the five general synthetic resin of low density polyethylene (LDPE) on the blending modification of polystyrene (PS) to overcome the faults such as brittle, environmental stress cracking resistance, low impact strength of PS and improve their mechanical properties,...

Ultra-thin asphalt pavement is a material commonly used in the preventive maintenance engineering. Despite rather mature technologies at present, the ultraviolet aging problem of bitumen material during usage is often overlooked. To study the changes in the properties of bitumen materials in the ultra-thin...

In order to do planning for explosive area, simplified explosion planning calculation model is built based on the relative certainty of chemical explosion. First, simplified explosion-structure mutual model is built to calculate the force situation. This model adopts the peak overpressure calculation...

According to the characteristics of the electronic cabinet fire, several cases of cable fire experiments with different ventilation rate in real scale electronic cabinet have been carried out. Temperatures of the cable flame and fume, as well as different location near the center of the conflagrant electronic...

With the progress of science and technology, computer technology has penetrated into all aspects of social life, has been popularized in the whole society. However, due to the characteristics and defects of the computer network, and other factors, the computer network information security issues have...

With the higher and higher requirement for the quality of casting and the continuous development of casting technology, sand mold riser, heat insulation riser and heat production riser produced by the traditional process produced cannot reach the requirements of feeding of casting due to a lot of shortcomings,...

A novel multi-channel wavelength demultiplexer (WDM) consisting of metal-insulator-metal waveguides and asymmetrically coupled nanodisk resonators is designed and simulated. The results show the WDM can export any single mode while undesirable modes are suppressed.

The Regional Government Policy of Surabaya City which prohibits industrial zones outside industrial estates in Surabaya urban areas encourages the growth of new industrial zones in the hinterland area of Surabaya city or Gerbangkertosusilo region, including Gresik Regency, Sidoarjo Regency and Mojokerto...

Natural zeolite contains impurities such as Na, K, Ca, Mg and Fe and has poor crystallinity. The presence of these impurities can reduce the activity of zeolites. To improve the character of natural zeolite, activation and modification are carried out first. In addition to removing impurities contained...

The study aimed to evaluate the effect of giving a different dosage of Bacillus coagulans to feed (feed probiotics) on nonspecific immunity of Litopenaeus vannamei (white shrimp). The parameters tested included water quality and shrimp immunity parameters, namely total hemocyte count (THC), differential...

Air conditioning is a device used to stabilize the temperature and humidity of the air in a room. Air conditioning uses volatile refrigerants and absorbs a lot of heat around it so that the surrounding temperature drops. The use of air conditioning requires a large amount of electrical power, resulting...

Urban high temperature has led to an increase in outdoor ambient temperature; this further affects people’s physical health and reduces their comfort level during outdoor activities. Research on outdoor thermal comfort can provide effective guidance for outdoor space planning and design. To this end,...

ARP spoofing attacks are a serious risk to network security because they allow malevolent actors to intercept and alter network traffic, which frequently results in data breaches and information leaks. This paper introduces a deep learning-based method for identifying ARP spoofing that makes use of Long...

The paper describes the research progress of cold recycling technology based on three traditional stabilizers, and the strength formation mechanisms of different types of the cold-recycled mixture were introduced. The design method of the cold recycling mixture and its defects were analysed. On this...

The increasing population growth of a country causes an increase in energy consumption, high energy consumption also has an impact on environmental conditions. Greenhouse gases (GHG) are problems that arise with the use of conventional energy. In 2030 Indonesia will reduce GHG by 29%. Efforts are being...

At present, the city water system has been utilized in numerous countries and continuously changed by the city’s appearance or development requirements. However, existing cities’ water infrastructures are established with low requirements and construction structure conditions, which cannot satisfy the...

The paper present RaPiD, a revolutionary low-precision accelerator with a wide spectrum of supported precisions from 16-bit floating-point to 2-bit fixed-point, the first system supporting both training and inference operations at very low precision levels without sacrificing performance. On top of latest...

This study demonstrates the potential of machine learning in predicting calorie imbalance by integrating physiological, behavioral, and dietary features into an interpretable analytical framework. Using Logistic Regression and Random Forest models, the results showed that both approaches achieved high...

This research aims to develop a method for synthesizing microalgae samples using light from lamps powered by solar panels and integrated to Internet of Things (IoT) technology to monitor seawater temperature and pH value as the synthesis medium. The system is designed to create an optimally controlled...

Based on the analysis of the principles of BeiDou positioning and 5G positioning, this paper explores the “BeiDou+5G” fusion positioning technology. Based on the characteristics of slopes, the application of “Beidou+5G” fusion positioning technology in slope displacement positioning is elaborated, and...

Organic waste is a waste with a high carbon content. This waste has a negative impact on the environment, so it can be utilized, one of which is to make activated charcoal as an absorbent agent for heavy metal waste (Pb, Cu, and Fe). This study aims to make activated charcoal from maceration residue...

Today, the development of the company’s oil and gas assets is complicated by the extraction of products with a high proportion of waterlogging, due to the long history of operation of most fields. When oil and reservoir water move through pipelines and the borehole and mix them together, crushing occurs...

One of the important elements of sustainable city infrastructure is pedestrian paths that connects the streets, parks, buildings, and activity centers. The A. Yani – Raya Tebel Street, Gedangan, Sidoarjo, has a strategic role in supporting community mobility in local urban areas and to travel from Sidoarjo...

The digital transformation in higher education increasingly relies on robust network infrastructure, particularly with the rise of hybrid and remote learning models. However, conventional bandwidth management approaches often fail to capture the nuanced network usage dynamics tied to network performance...

Software tools, frameworks, and libraries are relatively crucial in software development tools. However, these tools cannot guarantee that a developer will produce good quality software applications. This study aims to investigate the efficiency and effectiveness of software tools, specifically frameworks,...

The thermoelastic materials and functional composites are used in some intelligent equipment in some special fields. The two-scale asymptotic expansion for partial differential equations of thermoelstic problem in periodic structure with boundary layer is constructed, and the two-scale asymptotic error...

According to multi-branch structure of high voltage power network in coal mine, a new method based on singular value decomposition (SVD) was proposed. The characteristics of reflection and refraction of the traveling wave generated by the fault point were studied and the values measured by devices at...

The service life of the LED was much shorter than expected in theory. Its reliability needs to be improved. In this paper, the reliability of the blue GaN-based LED was studied by the current aging method. The light output of LED with different aging time was tested. The results showed that the light...

Fuel cell based vehicles, when compared to conventional vehicles, are relatively more efficient in terms of energy conversion and do not pose any threat to climate due to no emissions of hazardous gases. An implementation of speed control of electric vehicle is proposed in this paper.

The calcium aluminosilicate slag cement clinker was prepared from bauxite-coal composite pellets by high temperature reduction and smelting process. The hydration results show that, after hydration for 28 days, the hydration products of calcium aluminosilicate slag are mainly composed of killalaite (Ca3.2(H0.6Si2O7)(OH)),...

For the purpose of improving the efficiency of traffic signal control with cycle perturbation for single intersections, a robust multi-objective optimization and decision method (RMODM) is proposed. Firstly, this paper presents a non-dominated sorting genetic algorithm II based on the degree of robustness...

In recent years, the contradiction between China's new energy consumption has become increasingly prominent. When the installed capacity is increasing year by year, the abandonment rate of abandoned the wind and abandoned light is high, and how to promote the new energy consumption through market means...

Volumetric estimates provide a valuable check on the estimates derived from material balance and decline analysis methods. Xinli-Xinbei oilfield, Jilin Province-China is an ascertained and developed oilfield. It is affluent in geological reserves, and has greatly development potentiality. Based on the...

Copper indium element is penetrated into the surface of 304 stainless steel by double glow plasma alloying technology. The microstructure of the sample was analysed by means of SEM and EDS. The friction performance test of the samples is carried out with the wear testing machine, and the relevant parameters...

Liquefaction of low rank coal such as long flame coal by microorganisms is one of the most potential ways in coal clean utilization. To promote industrialized application, this paper focuses on structure of liquefaction product by infrared spectrometer. After that, software Peakfit v4.12 was used to...

This paper proposed an improved Stud Genetic Algorithm using the Opposition-based strategy (SGAO) to improve the performance of the traditional SGA and accelerate its convergence speed. In SGAO, we use opposition-based approach to initialize the population and to perform mutation with the aim to improve...

The design and implementation of single-arm robots are crucial offshoots of modern industry. It is of great significance that the device mentioned above could replace people to complete a great deal of complicated and dangerous industrial operations. Instead of the analysis and the introduction of the...

The CAN bus module used in passenger cars has the potential problems of short service life, maloperation and control inaccuracy, etc. In order to improve the reliability and operational stability of the module, the following issues are investigated: (1) Using PWM output to improve the service life of...

The natural frequencies of vibration and the corresponding mode shapes of a suspension bridge with varying bending stiffness of cables are determined, and the changes that occur in these characteristics with respect to parametric changes in the bridge are examined. Single span L=64,0 m suspension steel...

The ecological garden is the inheritance and development of traditional garden experience; follow the principle of ecology, the construction of multi-level and multiple structures, multi-function plant community of science. To establish new order of the associated humans, animals, plants and ecological...

Based on measured data of velocities of several points along the vertical direction in the center of rotating cylinders using Acoustic Doppler Velocimeter (ADV), we analyzed some turbulent characteristics of flow, such as time-averaged velocity, turbulent intensity, and Reynolds stress. In addition,...

Relief distribution is one of the key steps for emergency response after a major public emergency. Relief commodities requirements of demand node are presented intervals based on robust optimization. The facilities failure risk is processed by stochastic programming. The model of emergency location-routing...

Treatment of vnutrennih cylindrical surface plastic deformation is widely used in industry for the production of a large range of engineering products. In the processing method of burnishing of internal cylindrical surfaces of the steel bushings on the lathe-cutting machine with heating revealed that...

Advanced mathematics is a required course in colleges and universities of China. It represents the basis for all natural sciences. Advanced mathematics is strongly abstract and has a very complex logicality. As such, some students in colleges and universities at present feel bored and even hate to study...

To observe the Forsen source herbal tea of reserpine in mice model of spleen deficiency of gastrointestinal effects. Mice were injected with reserpine injection to each mice by 0.1mg / kg in 17 days with continuous subcutaneous injection molding, mice dranking water solution respectively at the same...

Zma1158 protein, consisted of 386 amino acids, was analyzed by bioinformatics tools. The result showed that Zma1158 was a typical NAC transcription factor in maize, and it may involve into abiotic stress response for the stress related cis-elements that detected in the promoter region of Zma1158.

The Electric Car Era is coming. According to the battery charge of car,the optimizal control Strategy applied to DC-DC converters of electric vehicles, it is to gain futher loss reduction and improve the life of an electric car battery. The hybrid energy storage system adopts the combination of current...

Nowadays, the expanded perlite as the cryogenic insulation material is widely used in LNG storage tank. And the settlement of expanded perlite will affect the safe operation of the cryogenic system. On the basis of the large cryogenic LNG storage tank, a settlement monitoring method based on distributed...

In this study, the adsorption behavior of fluoride has been investigated using the biomass derived activated hydrochar (AHC) prepared by a two-stage carbonization process. The adsorption process was spontaneous and exothermic in nature. The adsorption equilibrium data fitted to Langmuir isotherm. The...

In this study, coir fibers were surface treated with alkali and microwave treatments. The effect of alkali and microwave treatments of coir fibers as reinforcement of coir fiber/polyester composite on water absorption and mechanical properties (tensile, flexural and impact strength) was reported. Treatments...

This paper proposes a photovoltaic-grid complementary electric vehicle charging system based on whale optimization algorithm, including control part, traditional electric energy and photovoltaic energy supply part and electric vehicle charging equipment part. The electric vehicle is charged by the complementary...

With the development of communications equipment network and computer science, new generation of mobile end-user has higher requirements for the functionality and performance of mobile devices. Because Android intelligent platform occupies the first place in market share with its inherent advantages,...

The development of public transport in developing countries is inversely compared to the developed countries. The problem of low quality of service, lack of information, accidents, comfort, and pollution is a threat to the sustainability of public transport. Management of semi-paratransit transport individually,...

Remotely-piloted aerial vehicle can significantly increase the effectiveness of monitoring the condition and compliance with regulations for using the water protection zones of large water bodies. These vehicles collected the information for examining the water protection zone of the Tsimlyansk Reservoir...

The main task of an agricultural enterprise is the production of a certain quantity of products. Any production activity is associated with energy spending. And before any production there is a question - what amount of energy will be required at the existing level of technology for obtaining this product,...

The method of drilling bits is a common method to predict the rockburst. This method establishes a quantitative relationship between the drilling cutting quantity and the stress in coal body. But in the process of mining, the common early warning indicator often has some disadvantages such as limitation...

In order to study the efficient water-saving drip irrigation system of pear-jujube in the loess hilly region of northern Shaanxi, the eight-year-old pear-jujube tree was used as the research object to study the soil water distribution and pear water content of different dates of drip irrigation (100,...

The Sequencing dynamic membrane bioreactor—SDMBR was proposed and adopted in this study to treat the high ammonia-nitrogen wastewater according to the features of its wide sources, large emission, high difficulty to be treated and easily lead to serious eutrophication etc. Then, the effluence factors...

Power battery is the core component of the electric vehicle, but its performance is often restricted by equilibrium and temperature conditions. In order to solve those problems, a new type of battery management system was developed. In terms of whole structure, the master slave distributed design scheme...

As environmental pollution intensifies, the frequency of dinoflagellates incidents gradually increases at home and abroad in recent years. It causes serious harm to aquatic ecological environment, aquatic animals, tourism industry and human health. This paper introduces the features and harm of dinoflagellates,...

The paper first introduced the background and causes of arrears of project arrears, and got the following four reasons: unimplemented Project funds; imbalance supply and demand of the construction market; layers of subcontracting; imperfect credit system of the market. This paper talked about the implication...

The Public Works and Spatial Planning (PUPR) Office of Padang, Indonesia has currently focused on the agenda of improving pedestrian paths in several areas, including Jalan Khatib Sulaiman. This study aims to evaluate the pedestrian way on Jalan Khatib Sulaiman by examining physical and non-physical...

The work is devoted to the electric power system of a hybrid ATV. Currently, electric cars are popular, however, they have a small power reserve compared to cars powered by an internal combustion engine. Consideration of the electric power system of a hybrid vehicle is an urgent task to this day. The...

This study demonstrates that vessel navigation safety within the Mahakam River is heavily influenced by two primary determinants: the deployment of Automatic Identification System (AIS) technology and human error factors. Through an empirical analysis of three maritime casualties occurring in 2024, combined...

To increase the productivity of a land in producing cassava tubers and soyabean seeds can be done by intercropping both of them. The objective of this experiment was to assess the harvest and viability of soyabean seeds collected from various crop proportion of cassava-soyabean intercropping as compared...

Phthalate esters (PAEs) are one of the new pollutants widely used by human beings, which are widely present and not easy to be degraded, and have received much attention. In order to understand the concentration and pollution characteristics of PAEs in the water body of Danjiangkou Reservoir during the...

Curcumin has antioxidant, anti-inflammatory, and liver-protective properties. However, its efficacy is limited due to poor stability and low gastrointestinal retention. This study employs corn zein and phospholipid composite nanoparticles as encapsulating materials to improve the stability and bioavailability...

The purpose of this research is to know the river bed change and scour that occurs around bridge pier of Palu I. The method used in this research is simulation using HEC-RAS software. This simulation is done with river topography and geometric bridge as geometric input, average discharge as upstream...

To accurately detect the position of the paper insulating component inside the UHV (ultra-high voltage) transformers and prevent the discharge fault, the research on ultrasonic phased array three-dimensional imaging detection technology of the insulating cardboard position was carried out. Firstly, a...

Short-term forecasting of solar power generation plays a critical role in enhancing the reliability and efficiency of renewable energy integration into modern power systems. However, the inherent intermittency and variability of photovoltaic (PV) output present significant challenges, particularly under...

This community service activity aims to improve the quality of citizen administration services by strengthening the digital system with the addition of a data validation mechanism in Pejeruk Subdistrict, Ampenan District, Mataram City. The method used is a participatory approach with stages of socialization,...

Medical waste is an infection hazard for humans and requires management according to stricter standards than other types of waste. In the current COVID-19 pandemic, medical waste management to the strictest of standards must take place. Since 2008, real-time medical waste management systems using radio-frequency...

The issue under consideration is an increase in the efficiency of the coal mining industry due to implementation of "lean production" principles. The proposed solutions will reduce the level of consumption of resources, increase productivity, ensure competitive advantage and, consequently, the viability...

The unsharp masking method is a well-known approach for image enhancement but is very sensitive to noise. Low pass filters are usually employed to suppress the noise, but often lead to the blurred edge. To overcome these problems a sharping algorithm for digital images based on spatial autocorrelation...

When the high voltage direct current (HVDC) transmission lines run in monopole grounding operation or bipolar asymmetric operation, most of the DC current will flow the loop consisted of the grounding electrode and AC lines between transformers. This current increases the reactive power consumption of...