Advances in Engineering Research

BiVO4 with different morphologies were synthesized via a controllable dodecylamine-assisted hydrothermal method. The effect of pH on the crystallinity, morphology and optical absorption property of BiVO4 was investigated by X-ray diffraction (XRD) scanning electron microscopy(SEM) and UV-vis Diffuse...

Liquid crystalline polyurethane (LCPU) was used to develop shape memory nanocomposites. The carbon nanotubes were introduced by melt mixing to improve the shape memory property of the LCPU matrix. The dispersion of CNTs and shape memory behaviours of the nanocomposites were also studied. The XRD shows...

There is the problem that Rough Set Theory cannot process the quantitative data in the equipment test data. One FCM method is given to discretize the quantitative data, and the center value of the each cluster is calculated in order to discretize. And then, the attribution reduction algorithm and rules...

A new harmonic analysis method for electric power systems based on triangle basis functions neural network was presented, the convergence theorem of the algorithm was proposed, and a window function and interpolation algorithm were employed to correct the frequency of fundamental waves. This approach...

A high-frequency protocol for induction of adventitious buds and plant regeneration from cotyledon explant of Jatropha curcas is described. The cotyledon explants of J. curcas cultured directly onto medium containing Thidiazuron (TDZ) induced regeneration of only poor quality adventitious buds that had...

In order to study the impact of distributed generation (DG) in distribution network planning, a fuzzy programming approach is proposed. Triangular fuzzy numbers are used to describe the uncertainty of DG. Based on credibility theory, the network planning model is established. Fuzzy power flow is calculated,...

In recent times, many old underground coal mines are being converted into opencast workings. In the process, removal of waste rock over the old galleries and maintaining a stable slope is a very difficult task. In such cases, continuous slope monitoring may be required. Though there are many methods...

Due to its high complexity and accuracy, the faults of aeroengine sensor can not be described with precise mathematical model and it is hard to detect the faults using traditional redundant method. Focus on this problem, a big data-deep learning based model is established to detect the faults of sensor...

This paper illustrates how to use the CFD technique to analyze the cooling system of vehicle engine compartment. For the completeness of the research, the study build a wind tunnel, making the research close to the reality, to simulate two working conditions of vehicle and use the MRF technique in the...

Content-based retrieval is now commonly used in image retrieval system. One of the disadvantages of the traditional content-based image retrieval technology is the “semantic gap”, which means could not get the semantic meaning from the basic image features. In the context of wedding image, considering...

The analysis of fault transient characteristics of flexible dc distribution is the basis of dc distribution protection technology. Based on the construction of the two-terminal power supply code flexible dc distribution system, the problems of different system grounding methods are analyzed in detail,...

At present, there is increasing requirements for updating the healthcare system by introducing the new information and communication technologies, especially for indoor domains. However, the current system and healthcare robot are restricted to remote monitoring and medicine delivery research, cannot...

A pot experiment was conducted to study the selenium accumulation characteristics of tomato seedlings under different concentrations of selenium. Four treatments were used in the experiment: soil was constructed by adding 0, 5, 10, 25 mg/kg exogenous selenium. The fresh weight and selenium contents in...

Traffic congestion problem has become a bottleneck restricting the development of modern transportation systems, and accordingly the networked traffic system has drawn lots of researcher’s attention. To enhance transportation efficiency on scale-free networks, we proposed a hybrid-information-based (HIB)...

This study utilizes the most recent data set available on Bandaranaike International Airport Curbside Operations, collected in 2012, in assessing the curbside roadway level of service. The level of service of both the departure and arrival curbside roadways are evaluated using the guidelines presented...

The studies on tourism activities aim to assess the scale and nature of human impact on the environment of Russian regions taking into account the experience of Russian and foreign researchers. It was identified that changes in using natural resources, including recreational environmental management,...

The article presents design optimization of machine accessories used for milling, according to required accuracy of geometrical parameter of machined part. The authors propose a computerized engineering analysis of deformation of device elements when cutting forces are applied. NX Nastran software is...

Due to the imprecision of water environmental system and the repeated scarcity of quantitative information during transfer project, fuzzy theory might be an effective tool of the water pollution risk evaluation. Firstly, triangular fuzzy numbers of environmental parameters were defined. Then, fuzzy -cut...

Aiming at the Nand flash which is widely used in industrial storage management, the embedded file system named "jkffs" is established. In "jkffs", a direct addressing algorithm is described; tnode-tree, variable-tnodelength are used to address most kinds of nand flash; the method of chunk group is mentioned...

Both introduction and conclusion are important links of a scientific article, and their related successful description is a crucial factor in quality of the article. This paper is intended to analyze and summarize the key principles needing to be noticed in writing of introduction and conclusion, and...

With the continuous development of the world’s facilities, the level of control of the environment is increasing. China is the largest vegetable cultivation area, the traditional facilities of vegetable cultivation mainly use the soil within the facility, and in this cultivation mode, inevitably lead...

Excess total blood cholesterol can cause heart vessel disorders, stroke and the most fatal can cause death. Checking cholesterol levels should be done regularly, especially for someone who has reached adulthood. The implementation of a telemedicine system by utilizing digital technology provides convenience...

Hot mix asphalt (HMA) with buton granular asphalt has long been known in Indonesia with maximum use of 15%. With this dose, the use of binder asphalt Pen 60/70 is still needed. Bioasphalt is a fraction of bio-oil derived from biomass resulting from the pyrolysis process whose raw materials are coconut...

At present, hyperspectral imaging techniques are widely used for a variety of different thematic applications, because they record a detailed spectrum of incoming radiation for every pixel and provide an invaluable source of information related to the physical nature of the Earth’s surface features....

In this study, the topic studied was the characteristics of airflow passing through the gothic-type generator vortex by the smoke generator method. The purpose of this study was to visually observe the characteristics of the airflow on the upper surface passing through the NACA 43018 airfoil with varying...

This paper discusses advancements in AI-enhanced signal detection and localization under 6G networks, focusing on high frequency bands and complex interference patterns. It highlights AI frameworks like machine learning, deep learning, and reinforcement learning for improved signal processing, localization,...

This paper presents an analytical study on the watermark specific embedding in the hybrid digital watermarking framework. Watermark is inserted in the modifications of singular values of SVD domain. To maximize the image imperceptibility and robustness of extraction with adequate security, three important...

Molybdenum disulfide (MoS2) is a promising two-dimensional (2D) nanomaterial to substitute graphene, with unique adjustable bandgap and distinctive structure. Among all 2D transition-metal dichalcogenides (TMDs), MoS2 is extremely advantageous due to its natural layered structure. High-quality 2D MoS2...

During its operating life, pressure vessels can experience various types of internal and external loads, which cause stress concentration on the nozzles. One of the load types is torsional load, which occurs due to a combination of internal pressure and thermal load due to fluid temperature inside the...

With the rapid development of online shopping platform, the traditional logistics distribution system is facing great challenges, which aggravates the operation pressure of urban traffic and makes the planning of logistics distribution route more complicated. However, the existing distribution route...

The effort of recovering images in extremely low-light environments is due to the occurrence of high levels of noise, color distortions, and low contrast. Even though deep learning-based techniques have been highly successful, the majority of current tactics prioritize restoration quality over computational...

Fresh water is an important thing in the ship, which is required by crews or passengers. Fresh water’s quality hasn’t met standards can disrupt the activities of the ship’s crew. This research aims to build a monitoring water treatment system on a ship. In this research is equipped with a SEN0189 turbidity...

Rogowski coil is a kind of high-precision current measuring tool, mainly used to measure Alternating Current (AC). It has been widely used in power systems, electronic equipment monitoring, and high current measurement. This paper systematically reviews the existing types of Rogowski coils. There are...

In the steam power generation industry, three- phase induction motors have an important role. Therefore, the reliability of this motorbike needs to be maintained and monitored properly. In determining abnormal operations in three-phase induction motors, fuzzy logic can be an accurate method. With the...

Today, there’s a new term for represent level of generation, it is called Generation X, Y, Z, and “baby boomer”, each of them had a difference in knowledge, experience, and of course the year of birth. This research aims to analyze Self-Efficacy differences within generation X and generation Y, while...

The complete diagrams of rocks compression with deformation above compressive strength are considered. Strength properties of rocks at the volume compression are defined: compressive strength, residual strength, modulus of deformation above com-pressive strength. Physical relationships are used: failure...

In this paper, a medical image enhancement algorithm based on fuzzy set theory is proposed. The algorithm takes the Pal-King fuzzy enhancement algorithm as the basis, and using one kind of sinusoidal function as the improved membership function to solve the problem of low gray information loss. This...

To develop scientific and reasonable maintenance decision-making scheme for equipment during task execution, select a suitable maintenance mode for components, control and reduce the risk of equipment failure to the maximum, this paper analyzes the basic types of maintenance mode for equipment components...

The new GMA experimental platform based on grating sensors and modeling method with BP neural network are proposed. The various parameters of GMA in the working process, such as driving voltage, prestress, displacement, are gathered and the effects are analyzed, then BP neural network is used to build...

In order to get the mechanical response of soils, the element-wise experiments are always carried out assuming a uniform deformation field. In this paper, the attempt to obtain uniform deformation field under three dimensional cubic and cylinder conditions is made theoretically. It is found that the...

With the development of the transformation of higher education in China to accelerate the pace of Applied Undergraduate Colleges and universities in order to reflect the orientation, increasing the intensity of the construction of the experimental teaching platform. Experimental teaching of economic...

In this paper, by using the method of comprehensive analysis of principal components, a modeling analysis of test and performance analysis of the network optimization was used. This evaluation system has the characteristics of adaptability, simple application and broad prospects for development. This...

Shape memory alloy is a new type of metal functional materials developed in recent decades. Because of its unique shape memory effect and super elasticity, etc., in many areas have a good application. In this paper, the basic properties of shape memory alloy and the application of shape memory alloy...

Tributyl phosphate (TBP) is a popular neutral organophosphorus extractant, but its high concentration may result in severe corrosion of equipment. In this study, lithium was extracted using a novel system comprising N,N-(2-ethylhexyl)-3-oxobutanamide/TBP/sulfonated kerosene/FeCl3. A series of saturated...

It is discussed that the experimental output profile of 1064 nm beam of a laser diode (LD) end pumped Nd: YVO4 laser. It shows that the output power is highly dependent on the focusing position of pump light inside Nd:YVO4 crystal. Given the same beam waist (1mm) and the same cavity length (58mm), the...

In order to avoid the impact of hull deformation on the shaft and other ship machinery, it is necessary to study the deformation of the ship under wave load. Firstly, The paper uses ANSYS element software dividing mesh of the whole ship, and then the APDL is used to calculate the dynamic pressure of...

In the 21st century, high-tech society, the information age, more and more on the "Network" emerging term, as we respect these new terms confusing and difficult to understand, but also had to lament these new terms of social development made contribution. And on the "Network" word, also has its own value...

Catalytic combustion is an important technique for utilization of fossil fuels, and the research on catalytic combustion mechanism could provide theoretical basis for the selection of catalyzer.In this paper, we adopt the Ni catalyst to promote the oxidation combustion reaction, and carry out study on...

The paper considers the influence of elevated temperatures in the range from 20 ø C to 200 ø C in the mechanical properties of the concrete: the thermal expansion, elastic modulus, shear deformation coefficient, strength.Functions describing the dependences of the mechanical characteristics of concrete...

Sports are based on the progress of science sports, and it relies on the development of materials science. Modern information technology and new materials is changing the human production and way of life. High and new materials in sports play a vital role in the process of development.

Finite element model is performed to simulate the interactions between soils and concrete segments. A practical engineering example for double-layer linings of shield tunnel is numerically simulated with FEM in order to compute bending moment allocation ratio between bending moment on the initial lining...

The ideal image retrieval should be both automatic extraction of keywords and the bottom of the content-based retrieval. For medical image retrieval, not only to take into account the content of the image itself, but also related to the image of other medical information, such as the text of the diagnostic...

Since the 1970s, in Korea, a number of buildings were found to be built with materials containing a lot of asbestos, but few stuides have been made on how much arsenic acid a building has and how much asbestos is contained in building materials as the materials become degraded. The study aims to examine...

A deployable mechanism applied in the aerospace with twist springs and links driving, locking function is described in this paper. Dynamic analysis on this mechanism has been presented, and dynamic simulation has been implemented following the results of analysis, the dynamic characteristics of mechanism...

With the rapid development of social economy, the rural land management mode of China's extensive is difficult to adapt to the requirement of rapid development, People have a further understanding of the importance of the rural land circulation, and national policy has also been adjusted for the use...

A dynamic sensitivity method is proposed to evaluate the impact of generators’ reactive power on the recovery of key bus voltage in a system post-fault dynamic duration to improve the problem of delayed recovery voltage. Voltage delayed recovery existed in actual power grid is simulated on Guangdong...

A wide range of high precision work station can today be using various fields. The position precision will directly determine the precision and ultra precision processing equipment machining accuracy. It is necessary to research highly precise station system. In this paper, the development of a two-dimensional...

Higher alcohols have a great impact on the aroma and taste of wine, meanwhile the amount of that are affected by nitrogrn nutrients. However, the accumulation mechanisms of the higher alcohols in Saccharomyce cerevisiae under low nitrigen condition remains unelucigated. In the present research, the determinationof...

The vibrations of plates are a topic of undoubted interest in the field of civil engineering and aeronautics. Today, we find many examples where this type of phenomena occur, and there are structural elements that we can study as plates or shells. The analytical solutions for the governing equations...

Monsoon is the seasonal wind blowing through continents Australia and Asia. Monsoon is one of the main element which influences the weather and climate in some Indonesia areas. Sea Surface Temperature is the water temperature close to the ocean’s surface. Sea Surface Temperature is directly influenced...

Renewable Energy Source (RES) is unreliable because it fluctuates by itself. This problem can solve by Battery Energy Storage System (BESS) installation. Installation of BESS in each place cause different effects for the micro grid. This paper proposed a method for optimal location and optimal sizing...

Indoor environmental quality (IEQ) is very important to people's health, and the leakage of natural gas and chemical gas in the application seriously affects the IEQ and threatens human life and property safety. Aiming at the potential safety hazard caused by flammable gas leakage, a real-time monitoring...

The paper considers the deposition of metallic particles on the main oil filter of aircraft gas turbine engines (GTEs) depending on the filter parameters. It was shown that the filter presence includes systematic error in the measurement of the mass fraction of wear particles independent of the measurement...

A natural bentonite from Indonesia was activated with 1 % of fluoride acid. In characterizing the activated and raw clay samples, XRD, BET and infrared spectroscopy were utilized. Bleached oil was analysed to find out peroxide value content, the percentage of colour reduction (%CR), acid value as well...

The positive influence of ultrasonic radiation on the fermenting microflora of the semi-finished dough product and the quality of bakery products is determined. The experiments were performed with the help of experimental ultrasonic radiators with a frequency of 100 ± 6 kHz and 20 ± 2 kHz. The ultrasonic...

The purpose of this paper is to study the effect of advance support on the stability of tunnel surrounding rock using the numerical analysis. For this, three different cases, such as without support, pipe shed grouting support, and advance small pipe grouting support were calculated and analyzed. The...

A flavonoid compound namely kaemferol had been separated from the acetone extract of the silver fern (Pityrogramma calomelanos). It was obtained as yellow needles crystal with m.p. of 271-273 oC. Determination of its structure was conducted by the spectroscopic method and by comparison with reported...

Chemical industry is closely related to people's life and involves all kinds of aspects. With the development of times, the requirements for chemical engineering is becoming more and more high, which requires the greatest reduction of resource consumption and the adverse impact of chemical process on...

Due to the vitality of the SPWM technique in industry of the power conversion devices, this paper suggests a new harmonic distortion minimization technique so far called multi-tone SPWM. This proposed technique aims to inject the modulating waveform with a high frequency component at the low voltage...

TransJakarta is a transportation service in Jakarta that has been operating since January 15th 2004 with the hope of giving faster, comfortable, but also affordable service for the citizens of Jakarta. Researchers used SEM (Structural Equation Modeling) with the SmartPLS software, hence the affection...

This study presents results of an experimental investigation conducted to investigate the axial behavior of natural rope confined concrete. Natural ropes such as coir, coconut and hemp ropes are easily available both in developing and developed counties. In this study, small scale concrete columns were...

The Tahfidz Koran boarding school has a specialization curriculum and learning that the model is applied there that is different from the schools in general. Daarut Tauhid Islamic Boarding School is one of the Islamic boarding schools that implements an intensive program of memorizing the Koran for Approximately...

The Tariff Integration System is a tariff payment system where users of public transportation make payments only once but can use two or more modes of public transportation. For this study, the modes of transportation reviewed are TransJakarta and MRT. The purpose of this study is to find out the preferences...

Tropical climate areas have an advantage in terms of utilizing natural lighting for buildings. On the other hand, deep plan buildings have limitations in natural light penetrations through the sides of the building, while making the natural light enters from the roof risks of blending in with the heat...

The Covid-19 pandemic that occurred worldwide caused a social policy for all citizens to break this Covid-19 chain. However, this policy impacts all aspects of life, including the field of education in Indonesia. The government decided to move the learning process from face-to-face learning to online...

Tote bags made of calico cloth are starting to be known and favored by the community so that many are interested in making them a business field, this makes Zeta Tote Bag businesses have to create competitiveness through the use of technology, namely by creating Android-based applications to make it...

Porous asphalt is a type of pavement characterized by a porous structure that functions to reduce water ponding on the road surface. However, its large voids and uniform aggregate size result in lower stability and binder adhesion than conventional asphalt. This study aims to improve the structural performance...

Indonesia possesses a remarkably diverse biodiversity that holds significant potential for enhancing the national economy. Among the traditional products commonly employed for medicinal purposes is candlenut oil. However, the current extraction process for candlenut oil relies on manual squeezing, following...

The harmonious concept of biophilic design is currently receiving a great deal of attention in the field of architecture, especially in response to the growing design of living environments, which reflect new forms of architecture that are more relevant to today's society. Open questions and controversies...

The cooling tower, standing at a height of 70 meters, features a reinforced concrete hyperbolic cylindrical wall structure. Seismic performance analysis was conducted using Rhino and ABAQUS software, considering multi-directional seismic time-history effects. The dynamic elastic-plastic time-history...

Due to the inherent characteristics of immersed tunnels, any unexpected incident during operational periods may lead to immeasurable losses, necessitating heightened attention to safety risks. This study investigates the structural impacts of flooding risks in operational immersed tunnels through numerical...

Aiming at the problem of low matching degree of the traditional urban fire emergency decision-making plan selection model, this paper combines multi-granularity uncertainty language with prospect theory to construct a new decision-making model. Firstly, the multi-granularity uncertainty language is used...

For engineering experiments such as marine trials where there is no explicit error function or it is difficult to establish a mathematical model for reproducibility, a computational method is proposed to assess their accuracy and reproducibility. First, calculate the combined uncertainty of various physical...

Machine Learning (ML) is a field of science which is proven to be significantly effective and efficient in forecasting diseases and making predictions from analysing the enormous amounts of data produced by various healthcare industries. Several engineers across the world have developed ML algorithms...

Exosomes and nanoscale extracellular vesicles have emerged as powerful mediators of intercellular communication and hold immense therapeutic potential in oral tissue regeneration. Derived from various cell types, particularly dental pulp stem cells (DPSCs) and periodontal ligament stem cells (PDLSCs),...

Medium voltage power line communication has attracted the attention of researchers for its unique ad-vantages. But it has been very little research on the frequency characteristics of medium voltage power line channel for a long time. Proposed based GPS remote synchronization zero-IF quadrature demodulation...

This paper aims at ordering the departing flights on multi-runway, to alleviate the severe flight delays in our country nowadays. We respectively use FCFS scheduling algorithm and multilevel feedback queue scheduling algorithm, to get the result by the simulation calculation above. Finally, the paper...

Semi-rigid solar array is an efficient energy system on the surface of stratospheric airship for utilizing the solar energy which we believe has succeeded in providing some useful results for conceptual design. Their core consists of: To improve the flexible of rigid solar cells, a multilayer composite...

This page proposed an automatic lighting control circuit sent the light brightness analog signal to the AD conversion chip which detected by the photosensitive resistance, and converted the analog signal to a digital signal the AD conversion chip, then send the converted digital signal to the LED driver...

This paper addressed the visual redundancy of typeface in a structured document. Achieving information embeds through modifying the appearance of words by CSS. The idea combines encryption and hiding, has widely application. Meanwhile it has high density and safety in information hiding and is easy to...

By means of ABAQUS, the numerical model of grouting-sleeve reinforcement-connection component under the action of axial tension load was established, and the influence of grouting- material compressive-strength on the stress distribution, the displacement distribution at grouting- material, reinforcement...

Combining with the existing transmission technology which is feasible in engineering and theory, four types of ultra-long-distance transmission mode, in terms of UHV AC, UHV DC (±800 kV and ±1 000 kV) and Half-wavelength AC transmission system (HWACT), have been introduced. The reliability and the economy...

On the basis of the research for AGV20 container automated guided vehicle (AGV), this paper focuses on analyzing and discussing core technical issues and treatment mode for global positioning system at the aspect of design and application, especially dual close-loop vector control drive of positioning...

The amplifying circuit is designed to amplify small signal and realize the low noise amplification. This paper mainly studies and designs the small signal amplification circuit to make the weak signal to be amplified and transmitted without distortion. The research mainly includes the concept of low...

As system integration becomes an increasingly important challenge for satellite electronic systems, there has been a significant demand for system-level optimizing. Cloud computing is suitable for this case. Proposal a satellite integrated electronic system architecture which using the cloud computing...

References are widely used in C++ programming language. A reference is a value that enables a program to indirectly access a particular data item in the computer’s memory or in some other storage device. References are difficult for programmers to understand and to master. The purpose of this paper is...

the corrosion behaviors of AZ61 magnesium alloy with the Ca addition have been studied in this paper. These alloys were prepared in an induction melting furnace with an Al2O3 crucible under a mixed atmosphere of CO2 and SF6. The corrosion tests were completed using immersing in 0.5% and 3.5% NaCl solution...

The eutrophication status evaluation of campus landscape water body had been studied. The results showed that the content of nitrogen and phosphorus were higher than the standard, and the pH was floated in the 7-9, although the transparency had not exceeded the standard, but the content of suspended...

Now, we are unable to make pig feed intake real-time monitoring and prevention of swine diseases factors, this paper designed a pig food intake measurement system based on TinyOS and wireless sensor networks. The system can realize intelligent pig, real-time monitoring through wireless nodes intake of...

Traditional manufacturing techniques used for developing the models for hydrodynamic research are slow and costly. Based on the development of current technology, 3D printing technology could be the fastest way to generate the model for with high accuracy for experimental test. With the help of 3D printing...