Advances in Engineering Research

Sustainable development is a conscious and planned effort, which integrates environmental living, including resources, into the developmental process to ensure capability, prosperity, and quality of life of the present generation and the future. Environmental issues, mainly arising because of the dynamic...

The Province of Southeast Sulawesi covers the southeast region of Sulawesi Island (afterwards referred as inland) plus several smaller islands and many isles (afterwards referred as offland) adjacent to the region. The land in this province is dominated by mineral soils, but through different soil formations....

This paper studies the present situation of students’ textual research in higher vocational education, and uses big data to analyze the data through questionnaire, class actual interview, data collection and so on. According to the results, the proportion of academic certificate and professional skill...

The paper introduces the working principle of electro-hydraulic servo damper bench. Then using the PCI2306 - DA card as excitation signal output hardware, applying Visual c + + language in the Windows environment, a measure and control system test for damper test bench has been developed.

Urban waterfront greenways play a crucial role in enhancing urban environmental quality, ensuring ecological safety, and creating livable environments. Based on the natural resource characteristics and distribution features of Hangzhou’s waterfront greenways, a survey was conducted on the current application...

The three-dimensional numerical model of station, tunnel and foundation pit is established by using the formation structure method. Considering the interaction between soil and structure, the dewatering of foundation pit and the spatio-temporal effect of foundation pit excavation, the whole construction...

This study aims to analyze and predict the number of deaths in road traffic accidents through multiple linear regression models, with a focus on examining macro influencing factors. The article collects multiple macroeconomic and social variables that affect the mortality rate of traffic accidents, including...

Ganitha Sahaya – Math tool for special education, is a device that helps children suffering from autism in learning basic numbers and simple arithmetic operations. The device works for different levels of children, and it helps them in several stages. There are three modes of output that attract and...

IN response to the continuously declining natural population growth rate and the increasingly severe aging of Chinese society, coupled with the substantial number of individuals with congenital defects, disabilities resulting from diseases, natural disasters, and man-made calamities, the continuous improvement...

Cracking occurred on the aluminum alloy sealing cover of a transformer in a 220kV substation after three years of operation. To investigate the cause, a systematic analysis was conducted on its chemical composition, macroscopic appearance, and microscopic morphology. The results revealed that the sealing...

Searching the entire input space is required to ensure the accuracy of the reliability estimation, for which existing reliability estimation methods based on search algorithms require high computational costs. To this end, this paper realizes the search of the whole input space through adaptive grids...

Earthquakes are a natural phenomenon that often occurs in Indonesia, including in the Cianjur area. The earthquake with a magnitude (M) of 5.6 that occurred in Cianjur Regency on November 21, 2022 still leaves pain for some people, hundreds of people died, thousands of houses were damaged, and many residents...

Hovercraft should be designed to survive in the extreme loading conditions, such as an underwater explosion (UNDEX). This paper used a finite element model based Zubr-class like LCAC (Air-cushioned landing craft) subjected to UNDEX to study dynamic responses of hovercraft main hull structure subjected...

Winter heating is one of the most important livelihood issues. Our heating costs in most areas by area measurement ,although this method is easy ,there are a lot of flaws. heat mode of collection of heating charges as a more reasonable way of fee and people pay more and more attention. To this end, we...

In this paper, the coal-rock composite models with different inclined angles were established using particle flow code, and the impact instability characteristics after unloading were analyzed. In addition, the evolution process of impact energy was studied. The research results show that the strain...

Shock wave focusing can produce higher pressure and induce cavitation behaviour in the focal region. Experimental study was carried out based on an underwater shock wave focusing system and an optical arrangement for taking high-speed photographs. The physical process of the cavitation behaviour and...

The cadmium (Cd) accumulation characteristics of grape seedlings were investigated through a pot experiment. The results showed that with the increase of Cd concentrations, the root, stem, leaf and shoot biomasses of grape seedlings decreased, and the Cd contents in roots, stems, leaves and shoots of...

The purpose of this research is using a polymer-based capacitive micro-machined ultrasonic transducer (CMUT) array to determine the position and dimension of circular planar target. The polymer-based CMUT is consist of an indium tin oxide-polyethylene terephthalate (ITO-PET) substrate and SU-8 sidewall...

Nowadays, collaborative filtering (CF) is the most widely used method for proving recommendations in online environments, which is designed to filter large amounts of information in order to recommend to the user what they may be interested in. The user-based CF calculates the similarity between users...

Arid and semi-arid regions face major challenges in the management of scarce freshwater resources under economic development and climate change. Groundwater is commonly the most important water resource in these areas. Accurate prediction of groundwater level is an essential component of suitable water...

Rape plant is widely distributed in China, especially in southern China such as Xinghua in Jiangsu province with abundant rape straw resource. According to the characteristics of the biomass resources in those areas, it is very suitable to replace the traditional direct incineration method by using the...

In order to take the advantage of electromagnetic transient (EMT) simulation method and dynamic phasors simulation method, a new hybrid simulation of AC-DC system, electromagnetic transient - dynamic phasors hybrid simulation of AC-DC system, where dynamic phasors model and traditional EMT models are...

Four coils magnetic resonant wireless power transmission system was constructed, and the efficiency model was established by using the theory of mutual inductance. The analysis of the maximum efficiency is based on two part factors, which are driving source and coils. The adjustment strategy of load...

In this paper, a planing boat has been selected as the research object, which has been used as a model to make a new model by scaling. And the free decay experiments have been conducted under different states including different rolling angle, different pitching angle and different ship's draft, whose...

A new room temperature vulcanized silicon rubber (RTV) antiflashover coating with high hydrophobic surface was prepared industrialized with organic/inorganic hybrid technology by using hydroxyl-terminated polydimethylsiloxane, nano and micro silica with deferent diameter range, silane coupling agent...

In this paper, we use the panel data over the period of 2002 - 2012 from 29 provinces in China to test the impacts of real estate value on the GDP. The result shows that the real estate value has a positive effect on GDP, but the output value has a biphasic effect on GDP and there are strong regional...

Objective: The aim of this study is to develop a new volumetric reconstruction technique for cone beam computed tomography (CT) system with multiple parallel circular orbits, which can be used to suppress the cone-beam artifacts, permit the reconstruction of limited angle projections and decrease the...

To explore the feasibility of using construction waste composite powder materials in the small concrete member, this paper studied the strength and shrinkage performance of C20 concrete under different construction waste composite powder materials dosages. The results show: C20 concrete had the highest...

Medical image plays an important role in the modern medicine. However, the medical images also have some shortages and limitations, which can be made up by some information technologies. This paper firstly introduces the common information technologies used in medical image area, such as the data mining...

Electric vehicle (EV) charging stations based on the V2G (Vehicle to Grid) technology support bi-directional energy interaction between grid and electric vehicles. The energy flow from the grid will be injected into the battery when the battery needs to be charged. While the electric vehicle is in a...

The purpose of this paper is to make empirical research on the coordination between the service industry and science and technology innovation, and constructed theirs synergy degree measurement model, then made empirical analysis on the coordination using the data of China's service industry and the...

Thermal environment regulation strategy is the key point to creating a comfortable building environment and important in building energy efficiency. This paper takes the zero-energy buildings in Solar Decathlon China (SDC2013) competition as examples, to analyze the thermal environment regulation strategies...

According to the recent policy requirements in China, which present to built the users classification of electrical retail tariff base on the users load characteristics, this paper put forward the consumers classification according to the voltage grade and load factor, and design the pricing system considering...

The western region of China is vast in territory and rich in water resources. It is the birthplace and upstream region of great rivers such as the Yangtze River, the Yellow River and Brahmaputra River. During the flood season, flood disasters and secondary disasters such as landslides, mudslides and...

Two cultivars kiwifruit seedlings 'Watt' and 'Hayward' were used as materials to compare their physiological response to 100 mmol·L-1 NaCl stress. The results showed that under salt stress, the chlorophyll content, relative electrical conductivity and malonaldehyde (MDA) content in both cultivars leaves...

Light Rail transportation (LRT) in Indonesia is built first time in 2016. Rail is one of the important components for track at LRT. One of joint of rail for LRT is uses flash butt welding joint. The requirement of flash butt welding joint is based on BS EN 14587-2:2009. Requirements include static...

A technique and a dynamic model for calculating the own frequencies and forms of oscillations of a lathe with a horizontal plane of guides mounted on rubber-metal supports are proposed. A two-mass dynamic model with 3 degrees of freedom was used, which performs translational-angular oscillations. The...

Volatile organic compounds (VOCs) from breathing loss of storage tanks account for more than 50% in chemical enterprises, so it is necessary to study the leakage and diffusion law of breathing loss in tank areas. In this paper, the empirical formula of China Petrochemical system was used to calculate...

This research is a classroom action research that aims to improve the learning outcomes of chemistry of the eleventh grade students of SMA Negeri 1 Tanah Miring and SMK Negeri 1 Tanah Miring on the of colloid topic through the application of chemical supplement books based on Asmat Tribe's local wisdom....

The article deals with the theoretical aspects of inclusive green economy and practical prospects for its elements’ introduction in rural areas of Russia. Discursive variety of interpretations of the green economy allowed identifying the green economy of rural areas with decoupling effect as elimination...

Small-scale fishermen in Indonesia face low productivity, high operational risks, and limited access to modern navigation, threatening their livelihoods and marine resource sustainability. This research addresses how Global Positioning System (GPS) adoption improves fishermen's efficiency, safety,...

In modern college hostels environment, securing student’s belongings while maintaining efficient access control is paramount. This paper suggests a complete solution that tracks hostel students’ login and logout histories and offers secure storage amenities using RFID tags and a GSM system. Furthermore,...

In government project tenders in Indonesia, there are three types of budget plans, namely budget ceilings, owner estimate, and bid prices, including tenders for transportation infrastructure construction work. Budget ceilings, owner estimate, and bid prices often have considerable mathematical differences,...

Although phosphogypsum concrete shows great potential in practical applications, there is currently an urgent need for more in-depth research on its mechanical properties and meso-scale failure mechanisms. This study systematically investigates the bending failure mechanisms and mechanical response characteristics...

Urban fire protection planning is an important part of guiding urban fire protection work and the layout of fire protection facilities. Among them, the comprehensive evaluation of fire and rescue station construction is an important basis for understanding the current urban fire protection efficiency...

The research investigates the power losses and conversion efficiency in a DC-DC buck converter using three different types of MOSFETs: Silicon Carbide (SiC) MOSFET, Gallium Nitride (GaN) MOSFET, and Silicon CoolMOS. The analysis focuses on power losses (switching and conduction losses) and overall converter...

Green roofing systems offer a sustainable approach to eco-friendly solution to reducing the indoor temperature and improving overall indoor thermal comfort, especially in tropical and subtropical climates like Bangladesh. Khulna, the south-western region of Bangladesh, faces high temperatures and humidity...

Implementation of energy conservation in green building construction faces significant challenges in developing countries, particularly in Indonesia. This study aims to identify technical and policy barriers hindering energy conservation implementation in green building projects in Bali through a mixed-method...

The rapid development of online image monitoring has put forward more and more urgent needs for the application of computer image recognition technology. According to the design of Decision Support System (DSS) and the characteristics of online image monitoring, this paper analyzes the advantages of...

Ultrafine oxygen-deficient alumina ceramics was obtained by high-temperature annealing of nanopowder compacts in a vacuum in a strong reducing medium. The spectra of pulsed cathodoluminescence, photoluminescence, electron paramagnetic resonance and thermoluminescence of the synthesized ceramics and anion-defective...

The intensity contour map can directly reflect the damage degree of an earthquake, and it is an image representation of a seismic influence field or ground motion intensity field. The Kriging interpolation method is an unbiased and optimal interpolation method, and this method can be used to rapidly...

Signal peptides are short peptide chains, which become a key tool in revising cells for gene therapy or developing new drugs. But for predicting the signal peptide sequences, the preliminary step is to distinguish whether the protein sequence is a secretory or non-secretory sequence. The sample with...

TBuilding envelope has an insulating effect. This paper takes the building envelope in Taiyuan South Passenger Depot as an object of study, and this object is a double-skin facade. By collecting data on the surface temperature and air interlayer temperature of the inner and outer skin components based...

The paper deals with the bending tests of new designed joints for bus skeletons. The frames of buses have to satisfy various demands, but the safety of the passengers is the priority. The actual welded joints should be replaced by new type of profiles connections in the future. Finite elements method...

A sustainable development country was defined as "a country or a region has a capacity of the health continuous growth, against the undue consumption of resource, based on the existing conditions without considering the emerging technical breakthroughs". A country's sustainable development capacity was...

Currently, development and implementation of new technologies has come to the fore in every field of industrial production. Interest to additive manufacturing grows in Russia and abroad, including application of such technologies in architecture and construction, allowing production of forms and structures...

China railway passenger cars from 25B green cars to the development of high speed EMU, the battery is still followed the lead-acid battery and cadmium nickel battery, battery containing heavy metal railway passenger cars will bring great harm to the environment. Through access to a large number of data...

Coumarin has drawn much attention due to its wide range of pharmacological effects such as anti-tumor, anti-coagulant, anti-inflammatory, anti-oxidant, anti-HIV and anti-bacterial. In clinic, coumarin derivatives have been used as anticoagulant and rheumatoid arthritis therapy. Coumarins have become...

With the scale of interconnected power systems becoming larger and larger, asynchronous oscillation occurs increasingly frequently. Under this circumstance, the identification of out-of-step oscillation along with corresponding separation strategy plays a vital role in preventing catastrophic black outage...

With finite element software ADINA, numerical models were presented for reinforced concrete-steel plate composite coupling beams, under span-depth ratio of 2.5:1,2.0:1 and 1.5:1, plus steel thickness of 8mm and 12mm, in order to study its seismic performance. Results show that reinforced concrete-steel...

The contemporary urban design innovative residential buildings were fully explored, from the relevant factors specific innovation, innovative thinking and innovative methods, several aspects of the innovative design of residential buildings for a detailed elaboration, residential building design innovation...

A 1:8 foundation model was designed and fabricated based on a spring vibration isolation steam-turbine generator foundation. The gravity was simulated through the hydraulic servo loading system, and the pseudo dynamic tests were carried out under the action of two different 7th intensity medium earthquakes...

The soil quality status of three typical land-use types (grassland, forestland and cultivated land) in Shiqu County is surveyed, including soil pH, soil calcium carbonate, cation exchange capacity, organic matter, total nitrogen, total phosphorus, total potassium, available nitrogen, available phosphorus,...

Europium Oxide thin films were deposited onto non-conductive clean bare glass substrates. The prepared precursor were in equal stoichiometric volume proportions in aqueous and non-aqueous mediums. The morphological, structural characteristics of the deposited samples were undertaken.

Microscope images analysis of red blood cells (RBCs) was well used for medical. Manual analysis of the images were subject to time-consuming and instability. Combined with computer image processing techniques in this research, a measuring and analysis system for microscope images(MIAS) of RBCs was developed....

Near-Field Electrospinning(NFES) is a novel method to fabricate aligned micro/nano structure. At present, the bottleneck of restraints on realizing industrial application for NFES is that direct writing device can't meet its requirements in both stability and precision.This technology is mainly used...

This research demonstrates an application of Hidden Markov Model (HMM) and Support Vector Machine (SVM) for watershed-runoff forecasts. HMM is used for shape-based clustering by calculating log-likelihood values of each data to identify data in the data set with similar data pattern.Then we put these...

The Eu3+-activated strontium borate phosphate phosphors of 2SrO-nB2O3-(1-n) P2O5:1% Eu3+(0.01 n 0.90) were synthesized by solid state method. The results indicate the ratio of B to P is below 1, the magnetic dipole 5D0-7F1 emissions of Eu3+ is stronger, the fluorescent lifetime of 5D0 levels gradually...

Fuzzy theory is a forceful analytic tool to the faulty diagnosis of complicated system. A fuzzy clustering method is introduced on the basis of original fault diagnosis. The initial sort is acquired by fuzzy equivalent matrix and F-statistic, and the initial iterative matrix for the fuzzy c-means is...

In the steam turbine speed control system, time delay of system links will affect the stability of the power grid, even worse it will result in low frequency oscillation of the power grid. Considering that the overshoot coefficient in the turbine model is equivalent to the differential action but it...

Nowadays, energy management is an essential strategy for reducing the energy cost in the metro system. This paper discusses the energy efficiency management by control the speed of metro for reducing the energy consumption during the off-peak period of the Chalerm Ratchamongkol metro line or the Bangkok...

In this paper, through analyzing the physical characteristics and function of the pneumatic switch, and through the simulation of drawing technology, the assembly module was designed based on PLC control system and I/O module. And its reliability has been proved by the experiment. The system obtained...

By means of core observation, conventional thin slice, cathodoluminescence, scanning electron microscopy, and basin simulation, the environment cause of the sandstone micropore in the reservoir were analysed, the organic fluid and the densification development of the reservoir were studied. The results...

The paper deals with the vertical dynamics of the car to ensure the safety of trains, the reliability of the cars and the track. It is accepted that the dynamic model of the car has five degrees of freedom. The complex oscillatory process is divided into separate components: vertical, transverse and...

The main purpose of laboratory tests is to obtain experimental data for the development of mathematical models of the functioning of silent blocks of car suspension to develop a method of diagnosing. The object of the study is the process of functioning of the silent block of the car suspension. Methods....

The results of experimental studies on steam oxygen-free gasification of carbonized coal in a dense layer with addition of calcium oxide. The effect of the amount of added calcium oxide on the process rate and composition of produced gas was determined. The possibility of adjusting the hydrogen/carbon...

We investigate two important applications of curl: the angular velocity and the magnetic field. The angular velocity is derived from the curl of the velocity field associated with the object, whereas the magnetic field is defined by the curl of a vector potential essentially determined by the current...

High voltage circuit breakers are most important protective device in power system. The contact ablation may cause the failure of circuit breaker and endangers the safety of the power system. Dynamic resistance measurement (DRM) is considered to be an effective assessment technique for contact ablation...

In this paper, a complementary power supply system of solar energy and electric supply controlled by SCM is introduced. It is mainly used for the automatic switching of the solar energy and the electric power supply in the highway toll stations. Through the control of the battery charging circuit, discharge...

Based on the freeze-thaw(F-T) and uniaxial compression test, the article focuses on the damage evolution model of rock masses under coupling action of F-T and load. In this study, a prediction model of rock under uniaxial compressive tests and F-T action was proposed in accordance with elastic-plastic...

With the rapid development of transportation, we are entering the era of large population distribution. Thus, how to optimize the passenger throughput at an airport security checkpoint has become a universal concern. This paper first builds up a Petri Net model which is based on random Generalized Stochastic...

Increasing age in the elderly causes a decrease in physiological function and body resistance due to the degenerative process (aging). The elderly are susceptible to various diseases, both non-communicable diseases, and infectious diseases. Intake of highly nutritious food and beverages is needed to...

This study aims to design the storage of personal with a dual security system based on Arduino microcontroller to minimize the occurrence of theft crimes without using violence. This research was conducted using engineering research methods. The results of this study are the first key is opened using...

Community adaptation due to climate and environmental change is a necessity in the water management sector in Indonesia, particularly among community in small island across Indonesia. Both Pasaran Island and Siantan Island are small island located on Lampung and Anambas archipelago, Indonesia respectively....

Wooden house building is one of the instant alternatives, with its speedy installation, attractive design, and environmental friendliness. The development of wooden house building designs has an increasingly diverse design, so it requires design application technology in making design designs that can...

This project aims at creating an overall IoT-based smart home automation system that is integrating convenience, energy efficiency, and security, a smarter solution for managing daily chores of the home. With the system, householders are able to control and monitor appliances at a distance through a...

Vascular endothelial growth factor receptor (VEGFR) tyrosine kinases (TKs) are clinically validated drug targets for anticancer therapy because they play an important role in the process of angiogenesis, tumor growth, and metastasis. VEGFR2 is a member of the VEGFR-Tks. VEGFR2 is an important regulator...

Paper soap is a unique soap product innovation in the form of thin sheets resembling paper. Mangosteen peel contains xanthone compounds, which are considered to have antioxidant and anti-inflammatory properties. Mangosteen peel also contains flavonoids, tannins, and saponins. This research aims to determine...

Roads in coastal areas often experience problems with sea water inundation, namely the phenomenon of tides and tides that often occur in coastal areas. If seawater seeps into the pavement layer, it will cause the asphalt concrete pavement to become more easily damaged. The aim of this research is to...

Only some water can evaporate in the distillation process using wick-type solar energy. The more water that does not evaporate, the lower the distillation efficiency. A faucet generally uses for controls the inlet water flow rate. However, the faucet causes a significant flow rate. The greater the inlet...

In modern times, several coastal and remote regions still face a scarcity of safe drinking water sources. The conventional fossil fuels used for boiling the water are also running short day by day, so using renewable energy sources to purify the water is a dire need. In the present research, a computational...

The global energy industry now is at a new stage – a stage of a large-scale transition that characterized by the widespread use of renewable energy sources and the reduction in the use of hydrocarbon-based fuels. A new trend in the development of the energy sector is already clearly visible – the generation...

This research was conducted to analyze the effect of salinity and sea water temperature on the rate of propeller corrosivity on traditional fishing boats. The research method used is experimental. The experimental process steps include testing the salinity of sea water at different temperatures, and...

The numerical simulation of RIM process is vital for mould design, control of process and parameters optimization and is the important method lowering development costs and ensuring quality. The paper conducts a finite element classification to the rib structure products with 65% fiber volume and the...

In this paper, we predict CNY exchange rates in terms of hybrid genetic algorithm and support vector regression with a range of kernel functions. A BP neural network model is benchmarked with the hybrid model and then the hybrid genetic algorithm and support vector regression model are used to examine...

Particle system is an Effective method to simulate the irregular objects which has characteristics of flexibility and adaptability, this paper take in-depth study for particle system, introducing the idea of genetic algorithm, made the improvement of traditional simulation model. The experimental results...

As digital information technology is continuously developing and the application of Internet is much wider, the function of simulation system for industrial robot is no longer limited to single simulation. With the introduction of emerging technologies, especially Cloud Manufacturing, the integration...

In recent years, computer network communication system has been widely spread in many industry fields, which has brought great convenience to people's daily life and work. At the same time, it also raises a series of information security problems. This paper points out the common threats faced by network...

Visual comfort is one of the important indexes to evaluate the image quality and viewing experience in the process of viewing stereoscopic video and images. This paper mainly investigated the effect of the main part size and disparity distribution type of stereoscopic images on visual comfort through...

The traditional ant colony optimization(ACO) had defects in long searching time and convergence in local optima solution. To solve the problem, a hybrid ant colony optimization algorithm(HACO) was proposed in this paper. Two modes in HACO are defined that are DefaultModel and EliteModel. In order to...