Advances in Engineering Research

Block Su 75 of Sulige gas field belongs to low permeability, low pressure, and low abundance gas reservoir and the number of the wells producing water has been arising year by year, which means the problem which is called as liquid loading has become the main factor influencing the gas well deliverability....

Analysis of tunnels and underground excavations requires a realistic prediction of strength and deformation characteristics of rockmass. The strength characteristics of rockmass must be determined by laboratory testing such as triaxial test but generally, classification approach is used to predict the...

Duo to occurrence missing frequently of the elder, it is designing a tracking system with the software design tools to show the system function, it will be real time rendering the elder tracking in a dynamic map, and set up a virtual area for the elder with the geo-fencing technology, and dynamic map...

Due to the coming of knowledge economy, the lifelong learning becomes necessary for the college students. Currently, the college English education still stays in the traditional teaching mode. This mode does not pay much attention to the cultivation of English reading comprehension ability. The college...

In this study, a simple photochemical method for preparation of Ag/SnO2 composites is presented. Ag nanoparticles were grown on the surface of SnO2 particles in situ by UV light induced photoreduction of silver nitrate. Scanning electron microscopy (SEM), energy dispersive spectrometry (EDS) and X-ray...

We numerically investigate the effects of coupling delays on the synchronization dynamics of two coupled chaotic light-emitting diodes (LEDs) with ac-coupled nonlinear optoelectronic feedback. With zero-lag or very small time-delay coupling, as the coupling strength increases, the coupled system exhibits...

The growing substitution patterns of soybeans into horticultural crops in Southern Banyuwangi caused the soy food stocks to decrease. This condition is possible to threaten the pillars of sustainable agriculture. This study was conducted to investigate any socio-economic factors that affect the farming...

Karimunjawa archipelago is a tourist destination, has 27 islands and 4 of them are inhabited (coastal communities). Karimunjawa coastal communities can provide marine tourism transportation services as an additional income in addition to their main duties as fishermen. They can be used 3 kinds of marine...

In order to find meaningful data for human beings in a large number of biological information and then reveal the nature of life, this paper focuses on analyzing the characteristics of the hydrophobicity of amino acids and adjacent information, using sequential pattern mining Apriori All algorithm to...

Focusing on the security issues of current group activities, strengthening the prevention of group incidents is the focus of current thinking. Combined with the above requirements, crowd abnormality recognition algorithms have begun to enter people's field of vision and are valued. In this regard, this...

The wisdom of public security is an important part of the wisdom of the city, to mobilize the masses to patrol and control is the key of public security. In order to solve the difficult issue of people-management, need to promote the management technology of information by using the methods of science...

Based on the strength reduction method, the deformation process of subway foundation pit was predicted, and the stability parameters were analyzed. The analysis parameters contain the settlement displacement of soil, lateral displacement of the underground continuous wall, and safety factor. It is to...

Optimal performance and high productivity of human resources are significant aspects that a company wants to achieve continuously. PT. Bali Bangunan Konstruksi is a construction services industry engaged in the implementation of Villa buildings. One of the obstacles experienced is illness and accidents...

With the arrival of digital era as well as networked era, it is inevitable for medical field to realize digitization and network. Nowadays medical imaging has been in widespread use. However, the increasing number of im-ages and their large-size character put much pressure on the storage space. What's...

The damage behaviour of a type of layer-to-layer interlock 3D woven composite loaded under quasi-static uniaxial tension is studied in this paper. Based on the experimental result obtained, it can be concluded that the development of inter-yarn cracks between warp yarns and the development of through-the-thickness...

The paper focuses on insulation and stress of TBCs on a multilayer-coated blade considering ununiform temperature field. First the ununiform temperature field of TBCs was conducted by thermal-flow couple method. Then the thermal cycle residual stresses were modeled by holding the uniform temperature...

To solve the actual production problem that micro drill easily prone to break during micro drilling process, the process for drilling micro hole of 0.08 mm on the 316L stainless steel was conducted and the main factors are analyzed, which demonstrate that the excessive torque is the main reason for breaking...

In recent years, highway congestion is becoming our concerned topic, and the toll-speed congestion problems are most important cause of the congestion and the biggest obstacle to the promotion of the quality of highway service. In this regard, we propose a payment technology with non-stopping toll system...

In this paper, a delay for the guided artillery shells in response to the instruction control mechanism designed to compensate autopilot elastomer damping. For the cross-coupling effects generated periodically roll pitch and yaw between channels, combined with PI controller design decoupling control...

At first, this article summarizes several methods of the current multi-robot formation control and introduces the basic idea of formation control algorithm based on leader-follower. Then the control algorithm is introduced into switching control process (the forming of the initial formation, maintenance...

Rigid rapier loom uses rigid rapier to grip the shuttle and do the reciprocating movement to realize weft insertion. To grip and release the shuttle, a complicated mechanism is used. But usually the stability of the mechanism is not good and the installation is complex. According to simulation and experiment,...

In order to solve the common problems in digital relay protection test, this paper proposes a digital relay protection test auxiliary analysis function. This function is mainly used to analyze the abnormal situation that occurred during digital relay protection test, and reduce the processing time of...

The Ultra-Wideband antenna can effectively improve the system performance, such as range resolution, anti-jamming performance and complex target recognition. It is very important to study the UWB antenna. In this paper, the UWB antenna is discussed and studied, and the influence of antenna size miniaturization...

Aqueduct is a kind of cross bridge building which can cross the channel, depressions, roads and railways .In the paper, based on the aqueduct design, aqueduct model making, aqueduct structure calculation and static load experiment, the aqueduct model is made to solve the problem of analysis of the internal...

This article takes Tangshan Urban Wetland Park as an example, conducts the research to the Urban Wetland Park revetment vegetation layout mode, the study is carried out from two aspects, one is the plane layout of the vegetation, the other is a vertical layout of vegetation, this study summarizes the measures and...

with the development of the internationalization process rapidly, the barriers to international business exchanges have become increasingly prominent. The QTranslate secondary platform for business exchange in real-time business English system has been applied in remote online communication. The tests...

Due to the intensive construction of high-rise buildings, population concentration, in the face of disaster increasingly vulnerable, while the community as the city's most basic disaster prevention unit, community security largely affects the safety of the whole city. However, our country city existing...

1234 Training system of the engineering and technical personnel was implemented by School of materials science and engineering, Shandong Jianzhu University in requirements of the credit management system, and the cultivation quality for undergraduates were improved. The influence of the1234 training...

The article considers the complex analysis of geological data on the basis of the use of the high-velocity model of the microseismic sounding method (MMS) on the sections of the Central Caucasus. At the same time, based on the analysis of the results obtained, the high potential possibilities of the...

The paper aims to investigate the possibility of using functional semantic networks for solving optimization problems in mechanical engineering. The results of the research are based on the application of the methods of the functional semantic network theory, the set theory, the graph theory and classical...

The pressure distribution of compressed air inside a closed cylinder under the influence of centrifugal forces is reproduced by rotating the centrifuge rotor. It is shown that during rotation, the centrifugal acceleration increases more intensively than the change in the gas pressure in a closed vessel....

Vehicle maintenance support decision is critical in emergency actions. Based on the analysis of vehicle maintenance support elements and processes, this paper builds the architecture of vehicle maintenance support decision support system, and establishes a function module which can accurately describe...

The uncertain global economic environment since 2008 has complicated life for manufacturers everywhere including China. The purpose of this article is to identify major challenges facing the Chinese manufacturing industry. We used entropy weight method to analyze the financial information from 60 Chinese...

In order to improve the imaging quality in extremely low illumination situation, a driving circuit of high resolution and sensitivity camera was developed to use back illumination. Frame transfer electron multiplying gains (EMCCD) with 1024ž1024 pixels named CCD201 from UK E2V technologies. The circuit...

Titanium diaphragm disc deformation problem is researched by theoretical analysis and finite element analytical in cutting process. Titanium diaphragm disc deformation finite element analysis model is established by different ways. The influence of workpiece machining accuracy is analyzed by different...

Calocybe indica is a popular species of mushroom cultivated commercially for it numerous nutritive and medicinal values. This study was undertaken to determine the suitable agro-waste substrate with cocopeat or loamy soil casing material combinations for optimal growth of the mushroom. Bags of each substrate...

Medical image captioning is an emerging area that integrates computer vision techniques and natural language processing to automatically generate relevant descriptive text for medical images. This holds significant promise for improving clinical documentation, diagnostic accuracy, and decision support....

Global energy demand continues to grow rapidly every year; therefore, alternative energy sources are needed to reduce dependence on fossil fuels and support long-term sustainability. Renewable energy offers a viable solution, with biomass being one of the most promising. However, by products of the combustion...

Based on the on-site corrosion environment of the Luoruo Railway, this paper conducts laboratory tests including electrochemical accelerated corrosion tests, salt spray corrosion tests, and macroscopic corrosion observation. It compares the indoor accelerated corrosion behaviors of 6 types of steels...

This literature review examines the effectiveness of on-street pedestrian crossing signs in improving pedestrian safety in urban environments. The study synthesizes findings from research published between 2019–2024, focusing on the design, placement and impact of crossing signs. Results show that well-designed...

A project’s implementation costs are one of the most important elements in deciding if a construction project will succeed. The Project execution frequently encounters issues like ineffective material utilization, inept personnel, and improper work method selection. These problems may cause projects...

Islamic financial literacy (IFL) has become ever more significant for Indonesian pupils related to the development of Islamic economics or known as Sharia economics, in Indonesia. Based on the mathematics curriculum, there is an area to integrate IFL in mathematics education, especially in social arithmetic....

The coal mining industry is currently facing challenges in terms of the establishment of export restrictions and the drop in coal prices. In order to compete, companies are required to increase their productivity and efficiency. Optimizing heavy equipment productivity is an essential factor in improving...

This paper investigates the present development situation and summarizes the current control algorithm and the technical difficulties of Automatic Train Operation for Metro. Based on the analysis of the current Automatic Train Operation, the combination of offline optimization and on-line adaptive control...

Small and medium-sized enterprises play a decisive role in economic field in China. However, global economic downturn add Management risk for Chinese Small and medium-sized enterprises, E-commerce with its unique advantages becomes an important channel for these enterprises to exploit overseas market....

Based on the groundwater depth and precipitation data from 2000-2014 as well as the land use data in 2000 and 2014, this study analyzed the influence of precipitation and land use change on groundwater depth in the Sanjiang plain using correlation analysis and regression analysis methods. The results...

4-(4'-quinazolin-ylamino) phenyl-4-(N,N- dimethylamino) phenyl propenyl ketone with total yield of 68.0% was synthesized with 2-aminobenzonitrile and N,N-dimethylformamide dimethyl acetal as a starting material, the synthesis of N-(2-cyanophenyl)-N,N-dimethyl formami- dine, and then amino acetophenone...

This paper discusses the construction and implementation of forest early warning system from the perspective of large data storage, analysis and structure. In this paper, the architecture and model of the combination of video alert and large data forecast are proposed, and it analyzes and discusses it....

Start from the basic concept of vacuum cleaner and learn various functions, features and advantages of new multi-functional intelligent vacuum cleaner. Then conduct theoretical verification through conceptual analysis, market research and algorithm, analyze the structure and classification of vacuum...

High pressure mercury and nitrogen adsorption had been conducted on outcrop and core samples for studying the pore structure characteristics about shale in eastern uplift of Liaohe depression. The results showed that: The pores mainly are nano-scale and irregular in size and arrangement. The nitrogen...

The reservoir capacity curve is important to maximize the utilization of water resources and effective reservoir management. The reservoirs in Zhejiang Province generally locate in mountainous area, and it is difficult to obtain DEM of area above water level by conventional measurement method. UAV technology...

In this paper, the vibration of power machinery on the deck which is simplified to forced vibration of four edges simply supported rectangular thin plate was studied. The theoretical model of the system is built based on the vibration properties of deck using four-pole parameters method. For analyzing...

In the general simulation system of navigation, the real-time capability of traditional signal source is not strong, and the unity problem of navigation terminal remains. To solve the problem, the new navigation system is constructed which includes GPS/BDS navigation receiver, signal simulation software...

Hepatocarcinoma, a malignant cancer, threaten human life badly. It is a current issue to seek the effective natural remedy from plant to treat cancer due to the resistance of the advanced hepatocarcinoma to chemotherapy. Berberine (Ber), an isoquinoline derivative alkaloid, has a wide range of pharmacological...

In view of the problem that widespread existing undulating terrain and anisotropic in the actual geophysical prospecting, we propose a numerical simulation method which only needs discrete nodes to construct the shape function. Assuming the electrical spindle axis of underground anisotropic medium is...

Dynamic modeling and active vibration control for a typical flexible solar array of spacecraft by using piezoelectric actuators is discussed. It is different from the simplified beam or plate model for the solar array in the literate, a coupled dynamic model of the solar array with piezoelectric actuators...

Wind energy has become one of the most widely deployed sources of sustainable energy, using larger wind turbines to convert kinetic energy into electricity has significantly increased, however, the wind turbines control technology is still lagging behind and needs to be improved. The advanced control...

In this study, prickle sensation was investigated for wear fabrics having different compositions and physical surface characteristics using 1-7 rating scale. Rating score test for prickle sensory discomfort wear fabric test was conducted on 31 subjects. It was found that prickleness sensation arise during...

One of the most difficult thing in urban village reconstruction is to balance the interests among relevant parties, which often causes the phenomenon that the higher FAR in urban village reconstruction than it was before. Based on the FAR transfer and property rights exchange, the technology of FAR Transfer,...

The campus network users have many kinds of types, and the network resource they access to is not certain. In order to improve the flexibility of the different needs for campus network users to access external resources, so campus network access multiple ISP network. This paper based on the multi-export...

Large-scale distributed storage system has the advantage of high scalability, has become a research and development direction of the storage areas and has a wide range of applications in the major internet companies and corporate data centers. Due to complex function of large-scale distributed storage...

The identification of moving loads based on influence line method had defects of uncounted lateral distribution of load, unapparent peak values and a low speed of recognition. To improve these disadvantages, this paper proposes a method to identify moving loads, which identified transverse positions...

Before we make pattern grading of apparel, we have to master the changing law of the human body. In this research, we withdrew human measurements through the advanced non-touched 3D body scanner, and then utilized SPSS software to analyze the data gathered, and then through geometric method we obtained...

Virtual edge method for point cloud slicing in 3D printing is a very common algorithm due to the advantage of low computational complexity. However, this approach is not robust to density variations. To overcome this shortcoming, in this paper, a concept of column neighborhood is introduced to estimate...

Approaches to the assessment of mining risk, which is the risk of subsequent disconfirmation of the quantity and conditions of the coal reserves existence, are given and summarized in the paper. It is shown that the methods of its assessment are developing in the way of quantitative methods application....

This paper analyzes the use of PLC technology in the design of the elevator system. Using the programmable controller to control the elevator, with simple wiring, programming, intuitive, easy extension, etc. When the building floor increases, the hardware wiring on the floor only need to increase the...

There is high market demand for new energy vehicles. And the driving system of new energy bus gets improved day by day. Within the performance studies on core components such as electric machinery, controller, battery and gearbox and within the vehicle system performance matching and conformity, it is...

Vegetation coverage is the main body of terrestrial ecosystem. Detecting the spatial distribution pattern of vegetation will benefit the regional ecological environment protection and soil erosion control. This study, taking the Nanchong city as the research area, MODIS NDVI (resolution 500 m) date and...

An air-to-air missile tracking and guidance law identification method based on CKF is proposed. A precise air-to-air missile model is constructed with drag force taken into consideration. With CKF method and preprocessing, guidance law filter is designed for missile tracking and estimation of guidance...

The analysis of the economic risks of the circulation process is from the perspective of the forest transfer of the out of the party and the transfer of the turn to the party. It is believed that the social risk of circulation is mainly reflected in the increase in the gap between rich and poor residents...

This study aims to determine the types of forest resources utilized by Padusan villagers and its level of dependency on forest resources in the area. The method used in this study is a qualitative approach with descriptive analysis.The results show that the utilization of the “Surya” Forest Park area...

Railbus Batara Kresna is a subsidized pioneer train with a combination of rail and bus construction. The railbus serves a 37km route from Purwosari Station to Wonogiri Station. With a ticket price of only Rp4,000, the railbus has the opportunity to become a feeder train. This pioneering public transport...

3D printing technology is one of the key technologies to support the rise of the 4th Industrial Revolution. The use of FDM 3D printers is growing fast since the Open-sourced RepRap FDM 3D printer was introduced. Unlike European countries that already introduce this technology to children (early-age students),...

Tensegrity structures, characterized by self-stabilization through internal prestress, are widely employed in disciplines such as architecture, aerospace, and robotics. The form-finding problem of tensegrity structures has received considerable attention in research. This paper proposes a novel design...

Xi ‘an Tourism Avenue is the main planning road of the north span. Based on the research background of Tourism Avenue, this paper discusses the influence of double-line foundation pit and shallow buried tunnel on high-pressure tower in loess area. The three-dimensional model of foundation pit and tunnel...

Industrial companies are incorporating digital technology into their supply chains to enhance operational efficiency and support sustainable production in the current economic climate of intense competition and instability. This study categorizes key supply chain challenges in digitalization. We employ...

Dirgahayu village is acknowledged as a slum coastal neighborhood and considered visually damaged the urban area of Kotabaru. This urban village is included in the current local planning priority through stack house program. On the other hand, there are some resistances from the locals regarding this...

Temperature measurements can be performed on contact and non-contact basis. In certain situations, direct contact temperature measurement of objects is difficult, so they should be performed without touching the objects. The phenomenon of heat transfer between the objects and their environment causes...

Polycrystalline aggregate models are built based on the theory of Voronoi diagram, then crystal plasticity finite element method (CPFEM) is used to study the relationship of microstructures and stress-strain responses in Ti-6Al-4V alloy during uniaxial tensile tests at room temperature. Stress–strain...

In the recombinant strain Corynebacterium glutamicum ATCC14067-T18-argB, the key kinase (N-acetylglutamate kinase) was expressed with the PEC-T18mob2 plasmid. The ability of producing L-arginine was increased. Aimed at improving the production of L-arginine further, several factors include soya peptone,...

A new structure of 3D detectors has been proposed. In order to separate it from the non-etch-through 3D-Trench electrode detectors, we call it as the Closed Shell-Electrode Detector (CSED, Chinese Patent #ZL201620361767.1). The detector concept of the CSED will be described in detail here. Full 3D simulations...

The special wettability and micro/nano-structure of locust wing were investigated by a video-based contact angle (CA) meter and a scanning electron microscope (SEM). The wetting mechanism was discussed from the perspective of biological coupling. Locust wings were used as biomimetic templates to fabricate...

Aiming at the fulfilling the requirements of security supervision and evaluation of machines and tools in transmission and transformation projects, China Electric Power Research Institute(CEPRI) develops a set of high efficiency of supervision and evaluation system with Microsoft Access. This article...

A nonlinear model of a liquid level process is obtained on the analysis of its nonlinear characteristics, finding the basis of its nonlinear process parameter correction and a nonlinear system control strategy based on single chip computer is presented. By measuring the liquid level and flow rate, two...

As the strong non-linear characteristic of Naveir-Strokes equation, the theory of fluid-structure interaction (FSI) has a slow progress. This paper solves a two-dimensional FSI problem in which a Euler-beam vibrating in fluid. The beam satisfies Euler-Benelli beam assumption and fluid is a non-vertox,...

Envelope interpolation motion compensation algorithm is considered from the time domain, interpolation of the envelope and shift processing. This article first elaborated the principle of Keystone transform, and then analyzed for the presence of the Keystone transform envelope moving the issue of compensation...

With the advent of continuous development of society and the era of mass tourism, tourism is increasingly becoming a major lifestyle of modern people and economic activity in the community, a large tourist information and improving the quality of people's travel, not the traditional travel agency can...

Aiming at the disadvantages of being unable to detect the comprehensive and reliable acoustic emission(AE) signals with acoustic emission detector installed outside the triaxial chamber, reasonable test method is realized with the AE detector installed inside the triaxial chamber based on the communication...

This passage puts forward a kind of simple and convenient three-dimensional laser measurement technology for a small volume and complex shape space data acquisition of the object. This technology mainly uses the camera self calibration method for construction of three-dimensional model algorithm and...

The stress relaxation of the metallic seal is a general problem during its long-term service, which is harmful for the sealing performance. For the metallic seal, the sealing mechanism and the problem of the stress relaxation are analyzed, and the research methods applied to study the problem of stress...

A wind power operation and maintenance ship is one kind of the important equipment to maintain the offshore wind farms. In this paper, the whole structure of operation and maintenance of catamaran is introduced firstly, finite element model of the catamaran and a hydrodynamic calculation model are established,...

In this paper, we establish a class of new nonlinear weakly singular integral inequality, which is solved by adopting novel analysis techniques, such as: differential and integration, inverse function, and explicit bounds for the unknown functions are given clearly.

There are still fishermen using Anco as a fishing gear by carrying it, and walking along the river, greatly affecting the health of fishermen, especially for feet that are too long submerged in water, as well as limited fishing grounds. This obstacle can be overcome by using a simple, inexpensive and...

Based on MATLAB software, buck circuit is simulated to deepen the understanding of buck chopper circuit principle. In this paper, the basic working principle of buck circuit is briefly described, and the component parameters of the circuit are designed. Based on the MATLAB visual simulation tool - Simulink,...

Research was conducted in 2013-2016. on the experimental field of the Northern Autonomous Urals SAU in the area of the Instructional Farm. The soil is leached chernozem, heavy loam in particle size, moderately supplied with nutrients, ph-6,7. The study of the mineral nutrition level in early varieties...

The article proposes a "stock" - an improved technological process of parts production. During the research it was found that the reason of the failure of hydraulic cylinder is charged rod surface, obtained after the grinding process. This factor leads to intensive wear of the sealing system and subsequent...

Aiming at the problem that the system of digital electro-hydraulic(DEH) regulation system is complex and difficult to analyze its condition, a method based on characteristic extraction and information fusion is proposed. By making RCM analysis, the indexes for quantitative risk evaluation of fault modes...

Aiming at the problem of low efficiency of radar emitter identification method, a new method based on sample reduction and improved support vector machine is studied. Firstly, for removed redundant information, at the same time reduce the training data, the algorithm through the local normal vector to...

Employing cluster flying satellites to carry out complicated space tasks is an important method in aerospace applications, and a reliable, efficient communication system is quite essential for cluster flying satellites to work collaboratively. In consideration of that, this paper proposes a lightweight...

In order to find the temperature of the bathtub water in space and time,we used the first law of thermo dynamicsFouriers Law and Calorie formula to derive the heat conduction equation and to study the temperature of the bathtub water in space and time. Firstly, We do not change time but change space...