Advances in Engineering Research

Deep and large faults seriously restrict the design and construction of tunnels, and the advanced geological prediction of deep and large faults is of great significance. To finely analyze the propagation mechanism of seismic waves in the advanced geological prediction of deep and large faults in tunnels,...

Intelligent ships face the problem of accurate and real-time perception of the surrounding environment during the berthing and de-berthing. This paper proposes a Poly YOLO detector based on the YOLOv3 network. Firstly, the detection rate and efficiency of the Poly-YOLO structure is enhanced by introducing...

Separating or peeling coffee fruit from its pulp is an important stage in producing coffee beans before dried under the sunlight. In Gayo highland, The Province of Aceh, UMKM M. Nur Hasan is one of producers or businessmen in processing gayo arabica coffee fruits to produce gayo arabica coffee beans....

Krakatau Argo Logistics Inc. (KAL Inc.) is a company that works in the field of multimodal transportation business services. Currently, the selection of KAL Inc. trailer vendors is only based on the availability and intuition of decision-makers. Therefore, it is necessary to do research this trailer...

With the rapid development of the e-commerce, shopping online has gradually become one of the most im-portant way of shopping in our life. But there are still some problems, such as size, color, quality and other is-sues. We can always find some comments that some clothes have color difference. The consumers...

[Objective] The objective of this study is to identify viruses infecting potato planted in winter in Guangxi for establishing a future healthy potato seed program and better disease control in the field. [Method] One hundred and nine samples with viral disease-like symptoms were collected from potato...

O-E theodolite is consisted of the subsystems. At present, each subsystem is emplaced separately and connected by cables, which leads to a comparably enormous volume. Therefore, the application of PXI bus technology is optimum that allows inserting every subsystem in a PXI chassis thus largely reduce...

Silt foundation of the power plant in Shangqiu area was select as the research object, to verification the effect of foundation treatment for CFG pile and CFG pile + vibro-replacement stone column pile methods. The results showed that: bearing capacity of the foundation was improved after the CFG pile...

According to the performance requirements of brake friction plate in the high speed train, Cu-based friction material was prepared by powder metallurgy technology. The friction components are mainly atomized Fe, a small amount of Cr and SiO2. And a high coefficient is caused by the friction resistance...

Providing optimal path information and the personal navigation path is the open issue for the pedestrian guided system. In order to solve the problems existing in the pedestrian guided system nowadays, such as the jagged paths which probable exist in the shortest path, and the lack of the considerations...

Seismic design of underground structures is an important part in earthquake engineering. Numerous simplified calculation methods have been raised in the seismic design of horizontal structures. According to the Chinese code in the seismic design of subway structure which was put forward 2014, it is crucial...

Computed tomography (CT) technology and three-dimensional (3D) reconstruction technology based on CT both play a significant part in many medical applications such as auxiliary diagnosis and surgery simulation [1]. But the radiation in CT may induce other diseases such as cancer. Therefore, low-dose...

In this paper, based on the traditional Bayesian risk, aiming at the empirical Bayesian estimation of the double exponential distribution’s scale parameter, through an improved inequality about the LINEX loss function, we reduce the order of the convergence speed of the parameter in Bayesian estimation...

Traditional forms of Hydraulic Clamping System is applied in the Automatic Machining System of machine tool in the past , however its defects are obviously such as relatively complex speed control circuit , large loss of pressure keeping and so on. Aiming at these defects in this paper puts forward a...

In collecting on the basis of traditional batiks patterns, the traditional batiks patterns are classified and summarized the composition of traditional batiks patterns in the form of law, law of color, pattern characteristics, cultural connotation, refining traditional batik pattern elements, will be...

In today's rapid economic development, people's lives have been limited to the pursuit of material conditions, but the pursuit of the spirit of the pursuit of a higher level, emotional design came into being, its design has been filed in many areas. Study on interface design with high development in...

In this paper, an experimental study and numerical simulation method was combined to research the impact of a power plant 600MW supercritical four walls tangentially fired boiler furnace OFA wind opening size on the inside furnace NOx concentration distribution and the results coincide. There are four...

The existing conventional water treatment process of the water resources is difficult to meet the drinking water quality requirements. In order to make the treated water to reach the drinking water quality standards, the Fenton Oxidation has been used to remove the trace phenol of the drinking water...

The acoustic emissions are the high frequency waves caused by the sudden release of energy from local points within a loaded rock specimen. In common terms these emissions can be related to the formation of microcracks within the rock structure. As the failure propagation in a brittle rock is very much...

The study selected the importance of water conservation, the importance of soil and water conservation and the importance of biodiversity protection to comprehensively assess the importance of ecosystem service function and its regional variation of Henan province. Results showed that the extremely important...

A key management strategy based on cluster is given to guarantee wireless sensor networks secure. The sensing hypercube is divided into numerous the same small hypercubes with the same dimension with the sensing hypercube. Those small hypercubes are called as cells and cells consist of a cluster, where,...

Local Microorganisms (MOL) are fermented liquids made from natural ingredients that contain microorganisms that have the potential to transform organic matter, stimulate growth, control pests and plant diseases. Broccoli includes horticultural plants which are a source of vitamins A, B complex, C, calcium,...

Cylindrical liner is the place of burning to generate power or effort inside the Mother Machine. The size of the oversized diameter will affect the incomplete combustion. The purpose of this study was to determine the causes of broken piston rings and surging, the impact of oversized liners and strategies...

Fatigue, corroding and tribological properties of machine parts are mostly determined by surface quality formed during finishing operations. One of the most effective ways to form the required surface is by ultrasonic smoothing. The article presents experimental results of ultrasonic surface smoothing...

A scheme for wireless sensor network security is given by mainly utilizing unital-based strategy in this paper. The two-dimension sensing square is divided into numerous small squares called cells, and one cluster consists of four small squares. All sensors are same and distributed in the sensing square...

Although green food have many benefits and have got many achievements, green food penetration and consumer awareness in China is not enough, and the E-commerce marketing strategy is not perfect at the same time. On the basis of these problems, this paper investigate customers' demand motivation through...

Green building has rapidly developed since it entered the Chinese construction market. But the design pattern and the design method is not suitable for some problems. This paper studied the design process, Personnel cooperation and advanced information technology sharing three aspects, and explored suitable...

Under the new period, the emergence of 3D printing technology changes the world, so it receives much attention of various fields. The cultivation of 3D printing technology plays an irreplaceable role in transforming and upgrading national high-end manufacturing industry as well as enhancing core competitiveness....

Visible-light responsive bismuth pyrostannate (Bi2Sn2O7) photocatalysts with the clew-like morphology have been synthesized by the hydrothermal method. XRD, FE-SEM, BET, UV-vis DRS was used to characterize the phase structure, surface morphology, and optical properties of catalysts. When the hydrothermal...

Today language policy and planning (LPP) issues have gone beyond the state borders entering the international arena. Governments seek to expand the sphere of their influence abroad, with language promotion being one of the exceedingly popular tools. The paper describes external language policy and planning...

Regional Regulations have a very strategic role in the implementation of regional governance. Various efforts to improve the quality of the Regional Regulation keep continuing, including through Law Number 12 in 2011 concerning the Formation of Laws and Regulations which require the preparation of Academic...

The most likely happen problem on embankment construction is settlement and land deformation even sliding because of loads. Those failures can be caused by embankment fail or subsoil fail and the triggers are overloading loads, low bearing capacity also high compressibility of the soil. To avoid high...

Patchouli oil distillery waste (PODW) was used as a substrate for methane production in wet semi-continuous and dry batch anaerobic digestion (AD). In wet semi-continuous AD, the system was operated with recirculation of effluent. Two reactors with 300 mL of working volume were operated for 45 days in...

In 2021, Indonesia’s renewable energy usage reached 15%, short of the 23% target set for 2025. To increase the renewable energy mix, PLN implemented biomass co-firing in existing coal-fired power plants. Indonesia’s industrial waste has a biomass potential of 15,635.7 MWe, which still needs processing...

In order to investigate the influence law of different factors on the expansion of water-stabilised base mixes, five factors, namely, gradation type, cement dosage, 0.075mm passage rate, sulphate content, and recuperation conditions, were considered, and the temperature intervals were set to be -20-0℃,...

Technological developments, especially smartphones, have led to an authentication process that must be developed. One of them is the use of the iris in the authentication process. The use of the iris can increase security in the authentication process because the structure of the iris is unique and differs...

This paper is devoted to discussing the application of artificial intelligence in the management of communication networks. It analyzes the unique advantages and difficulties encountered in the development of artificial intelligence and the effective application of artificial intelligence in communication...

Cement concrete has the advantages of abundant sources of raw materials, low cost, convenient molding, etc., and is extremely widely used in the field of building construction. Whereas, due to the high brittleness and low tensile strength of concrete, cracks are easy to occur during use, resulting in...

In contemporary bridge construction, stringent requirements are placed on the water-blocking effect of bridge piers; however, the precision of current analysis methods is relatively low. To better analyze the water-blocking effect of circular skewed bridge piers, numerical simulation methods were employed...

This research explores the digital technological factors influencing the development of the global construction industry in the context of rapid digitalization. Experts identified and evaluated key digital technologies using bibliometric analysis and the fuzzy Delphi method. The analysis identified eight...

The intersection of ergonomic design and agroecological practices remains underexplored in developing-country agrotourism systems, despite their potential to simultaneously improve farmer health, productivity, and environmental sustainability. This study presents a novel integrative framework that combines...

Using System Dynamics, it analyzed the influences of carbon emissions in the aspects of "population-energy-economy" qualitatively. Then calculated Beijing's carbon emissions quantity based on the energy consumption. Though improved model of relationship of "population-energy-economic" to carbon emissions,...

More and more people like succulents because of its unique ornamental.Their growth state and shape depend on the growth environment.The specific requirement of the environment includes the temperature, light and humidity. Suitable environmental conditions can develop highly ornamental value products....

Flue gas assisted steam gravity drainage technique (SAGP) is a both economic and environmental approach to improve heavy oil reservoir development effect, which can control steam chamber growth, save thermal energy and reduce greenhouse emission. Based on the problems of a pilot SAGD reservoir at Liaohe...

News aggregator usually indexes billions of news from Internet and try to recommend news according to readers' intrinsic interests. Retrieval for similar news, deduplication and event detection are common problems in aggregator systems, and related works are reported in [1], [2], [3], [4] and [5]. We...

Large aperture convex aspheric optical components are widely used in imaging systems such as astronomy and space telescopes. Measurement of the figure error of the convex aspherical surface with high precision has been a challenge. We have proposed partial compensating interferometry with catadioptric...

In the present research, single-factor experiments and a three-variable, five-level central composite design were performed to study on the ionic liquids-based ultrasoni-assisted extraction of total flavonoids from Manilkara zapota leaves. The optimum parameters were: 0.95 M [C4MIM]Br, liquid/ solid...

Chinese and foreign academic circles have made certain progress in the study of mesoscale wind environment and urban spatial form. However, due to the different research background and approach, the academic achievements made in this field vary to some extent in China and abroad. In China, the academic...

In order to meet the needs of intelligent products, the system of remote controlled intelligent flowerpot is designed. For the sake of no person caring of flowerpot long time, the flowerpot system is controlled by a GSM-SM modem. Experiments show that this remote controlled intelligent flowerpot system...

The healthy and harmonious growth of excellent athletes relates to not only the development of the athletes themselves, but also the benign development of the country sports enterprise. Through the questionnaire, this study investigates Chinese athletes’ cultural quality and proposes that it’s very necessary...

Injection of gas-carried powders by an immersed lance is among the most popular desulphurization methods in many metallurgical processes. This paper proposes a CFD algorithm to simulate the transient multiphase flow in the powder injection process, using the volume of fluid (VOF) method to calculate...

In order to realize roundness detection of rotary type parts in industrial field without interruption machining process, an image measurement method was proposed in this paper. Using adaptive threshold, the image edge can be determined by calculating modulus maximum in gradient direction in different...

OFDM (Orthogonal Frequency Division Multiplexing) system dynamic resource allocation can be utilized effectively limited system power and spectrum resources, improve system performance and those are widely studied. This article focuses on the resource allocation problem of a single-user, multi-user and...

Choose the aluminum borate whisker (40wt%) reinforced aluminum phosphate composite material, molding under the pressure of 100 MPa and 200 MPa, and sintered at 1050øC, 1100øC, 1150øC, 1200øC, 1250øC, 1300øC, 1350øC, then test the flexural strength, Vickers hardness and fracture toughness of composites....

Dissimilar magnesium alloy AZ31 and pure copper sheets with a thickness of 5mm were successfully friction stir welded. Microstructure and mechanical properties of the butt joints were investigated. Complicated microstructure was formed in the nugget zone, in which vortex-like pattern and lamella structure...

The objective of this study was to evaluate the bistability of living district water distribution system and impact factors under different hydraulic operation conditions. In order to study bacterial regrowth potential in water distribution system, biodegradable dissolved organic carbon (BDOC) was taken...

The training system of 1234 engineering and technical personnel was implemented in requirements of the plan for educating and training excellent engineers by School of materials science and engineering, Shandong Jianzhu University. The construction of three-dimensional platform between the laboratory,...

The synthesis and fluorescence properties of water-soluble ZnSe:Fe/ZnS core/shell quantum dots with L-cysteine as the stabilizer in aqueous solution are reported in this paper. The structure, component and fluorescence properties of quantum dots were characterized by X-ray powder diffraction (XRD),infrared...

a function of automotive exteriors, automobile skylight from the early applied to high-end models, development up to now, have become more popular in the car at all levels. Enclosed is the priority study of automobile skylight, the sealing test is becoming more and more attention ,in modern society,...

The article summarizes the results of a comprehensive environmental assessment of the Sturgeon river basin in 2018 based on the results of engineering and environmental surveys obtained in the framework of environmental monitoring from June 20 to July 29, 2018 on the rivers Oka and Osetr in the Zaraysky,...

The theoretical calculation method of gun barrel strength is put forward.First of all,get the stress function solutions of the plane axisymmetric problems based on equilibrium, geometry and physical equations.Secondly,the radial theoretical formula for the stress, strain and displacement of the barrel...

According to the transmission line theory, the theoretical model of the frequency response characteristic test tool for broadband high frequency current sensor is constructed. Then, SolidWorks and XFdtd is used to model and simulate the tool to find the optimal design parameters of the core coaxial tool...

Based on the standard atmospheric polarization model, the principle of bionic polarized light orientation is studied, and the formula of solar height angle and azimuth angle is given. Then the calculation method of polarization degree and polarization azimuth angle is studied. The method of calculating...

High-frequency PCB is widely used in the microwave devices, such as RF circuits and patch antennas. The performance of the PCB is mainly determined by the parameter of complex permittivity. There are many methods to measure the complex permittivity of the PCB. Among these methods, strip-line resonator...

Agricultural landscape is a reality show about the agricultural civilization, which is an expression of the agricultural economy, society and other aspects, including cultivated land, crops, roads, canals and forest belts as the mosaics of the landscape patches. It is a kind of synthetic expression of...

CDIO educational pattern is the latest achievement of the international engineering education reform. This paper obtains the capacity index system of software engineering major based on TOPCARES-CDIO T-C education idea according to the latest industry research. This system can be a very detail foundation...

Coconut milk is a milk-white liquid and comes from grated coconut meat which is moistened and then squeezed and filtered. Coconut milk can be used to soften the skin, and can eliminate black spots on the face, because it is rich in natural fatty acids and contains antiseptics. Hyperpigmentation is a...

The uniparted hyperboloid is a kind of ruled surface, which has a simple and beautiful appearance and is widely used in architectural planning and design. This paper analyzes the characteristics of uniparted hyperboloid from a mathematical point of view, and expounds how to flexibly apply uniparted hyperboloidin...

Image Mobile Applications are hugely installed in various mobile phones now a days as mobile application developments are overwhelmingly increasing. As per survey huge number of mobiles apps is developed for performing fraud activities in recent years. Many application developers are indulging in shady...

Drainage is a supporting construction that functions to drain water in an area to avoid flooding. However, if the drainage is damaged, then the damage can cause flooding which can result in disruption of the road structure. On the Gadobangkong- Padalarang route, there was an inundation in the drainage...

Kemuning Lor Village faces significant environmental challenges from methane emissions due to poorly managed agricultural and livestock waste. To address this, this research details the development of SMART-RUDI, a smart home concept integrating waste management with a solar power system. The system...

This study evaluates passenger satisfaction with the Bus Rapid Transit (BRT) systems in Bali, specifically the Trans Metro Dewata and Trans Sarbagita services, within the Sarbagita region. The research employs a quantitative approach, utilizing surveys to measure user satisfaction across various service...

The detail fatigue rating (DFR) value of riveted lap joints made of 2198-T8 aluminum-lithium alloy was measured and calculated based on the fatigue test results. Fatigue fracture surface morphology was examined by scanning electron microscopy (SEM). The results indicate that DFR value of 2198-T8 alloy...

Fault location is a key part of electric power data network. The existing algorithms collect alarm information to locate fault, which gain low accuracy. IP network usually uses probe to monitor service performance which can locate fault rapidly. However this method does not be applied to electric power...

The paper describes the current state of works on the gas component development of the energy potential of coal deposits in Russia. The development of the following technologies is being considered: underground coal gasification; industrial methane extraction from coal deposits; methane extraction of...

The moving characteristics of coal and RDF in a actual swirl-type precalciner were studied by numerical simulation. The gas phase is expressed with k- two-equation model and the solid phase is expressed with discrete phase model (DPM). The results show that the coal, carried by the gas flow which rises...

With the expansion of the scale of modern sheep farming, the monitoring and control of environmental parameters in sheep farms is an urgent problem to be solved. This paper uses the CC2530-WiFi-based system to design the intelligent lighting system for the sheep farm. The experiments results showed that...

A new approach of the rectangular degree detection of the metal parts is proposed. Our design is based on Halcon, a machine vision software, which includes key processing steps shuch as the edge contour extraction, image matching, and defect detection and so on. First, the edge is extracted according...

Water is very important as an extinguishing material. However, it is difficult to put out the fire for the long-range or complex environment because of vulnerable, dosage and low efficiency. In this paper, a kind of high-efficiency water-soluble fire extinguishing agent was developed. The results show...

Collagen hydrolysate of S and C were prepared by enzymatic hydrolysis decalcified tilapia scale and pepsin-solubilised collagen extracted from decalcified tilapia scale. The antioxidative activity of C and S were evaluated by their effects on scavenging ability of superoxide anion O2- radicals, 1,1-diphenyl-2-picrylhydrazyl...

Because of forgetting or other factors, people inevitable lose some important things in life, but electronic locator will help people solve this problem. Electronic locator is composed of a transmitter and several receivers. As long as you press the corresponding button which connected transmitter and...

The stability of the output voltage of the ebw's stable high voltage power is a prerequisite to ensure the quality of ebw. To solve this problem, an ebw high voltage stable power control system is designed. Main principle is that the new type of pwm-cuk converter structure is combined with coupled inductor,...

With the development of high-speed and real-time signal processing systems toward modularization, generalization and reconstruction, a method of modular design has been proposed and accepted widely. However, the increasing module types and extending production scale make the module-test challenged and...

Geometry optimization of a latent heat thermal energy storage (TES) unit using RT27 is investigated to figure out an optimal shape which obtains the best heat transfer property. A 2D model of the TES unit is built for numerical analysis and simulation. By applying constructal method for calculation,...

Foreign indebtment for the state economic enterprises is the project credit. To provide this loan is given the additional guaranties for the creditor. Constructing the nuclear power station is an long-term investment and financing of this investment will be done by the long-term foreign indebtment. In...

For imprecise stress solution of the plastic range near mode-I crack line of infinite wide plate under unidirectional uniform stress in relevant research literatures, this paper, by virtue of Mohr-Coulomb yield criterion and line field analytical method, re-infers and solves the stress general solution...

To ensure safe and reliable operation of the substation, avoid the equipment damage caused by lightning wave invasion, which threats the safe operation of power system, it is necessary to research the influence factors of the substation lightning overvoltage and lightning protection measures. Taking...

In order to solve some problemsabout selectingblindly and randomly design and operational parameters ofmicro vortex clarifier .By studying the raw water from Kongmu-Lake, this experimentchooses PAC as thebest coagulant,and its best dosage is25 mg/L. Meanwhile the influence of micro vortex clarifierdosagein...

In air supply sub-system, the stack pressure influence the stack efficiency as well as air compressor power consumption. In order to improve system global efficiency, the optimization of system efficiency based on the two inputs manipulation variables such as opening position of back pressure valve(BPV)...

The full-bore rupture of a buried high-pressure natural-gas pipeline can lead to detonation waves that can pose a significant threat to underground structure in the vicinity of failure location. The dominant hazards are shock wave propagation through the soil around the underground structure from buried...

Currently, the society puts forward more demands for the personnel. But the current model of college English teaching is too outdated and the students’ enthusiasm of language learning is very low and the teaching mode can not improve the comprehensive ability of students. In this paper, the author discusses...

Main insulation electric field of a 220 kV oil-immersed power transformer is calculated. First of all, the main insulation structure is divided into three regions and the corresponding simplified model is established using a two-dimensional axisymmetric calculation field; then typical paths and locations...

A new chiral salen-Mn catalytic ceramic membrane reactor was constructed by two steps. Firstly, the ceramic membrane was modified by grafting 3-aminopropyltriethoxysilane. Secondly, the Jacobsen type salen-Mn(III) catalyst was immobilized onto the modified ceramic membranes through chemical bonding of...

Green open space is an important component in the formation of a city. A city that has good green open space will make the city comfortable and beautiful. Kelurahan Manahan is one of the urban villages in Surakarta that has a large number of public green open spaces, both types and uses. Therefore, there...

In recent years, with the rise of artificial intelligence, great progress has been made in computer vision, speech recognition and natural language processing. In the rapid change of technology, the recommendation system has become an important part of many Internet applications. The development of nearly...

The paper proposes a design scheme for a fruit harvesting picker that can realize precise and efficient continuous operations of fruit picking through ingenious mechanisms, so as to address the problems currently existing in fruit picking operations, such as low efficiency and no security assurance of...

Topsoils of Western Siberia have not been studied in sufficient detail. The causes of it are a variability of soil formation rocks, specifics of relief in the territory, human activities, and inaccessibility of some territories. When moving to precise agriculture, lack of exact information on typology...

The article analyzes innovative construction technology - additive manufacturing - and prospects for using it in the Chechen Republic with complex engineering and geological conditions of construction sites (soil subsidence, high seismicity, etc.). Technologies based on modern composites and traditional...

With the popularization of network technology, the construction and application of network resource database has become a hot spot. However, there are common problems in the construction and application of the resource database, such as the slow update and unstable quality of resource database construction,...

The diameters of the microbubbles, which generate through gas-dissolving method, are determined by the factors such as gas components, structure of the releasers, dissolved gas pressures, and release angles, etc. The change tendencies of the diameters of the microbubbles with the dissolved gas pressures...