Advances in Engineering Research

Nanmenxia Reservoir has a significant benefit. Due to the complex geological conditions, the reservoir leakage was serious. The effect of previous anti-seepage treatment was not obvious. Finding out the leakage location and path of anti-seepage treatment was very important. Through the introduction of...

The coal pillar self-heating process of the 16# coal seam, which lays above the 18# coal seam that being mined in Dongrong 2# coal mining was examined. The cause of upper pillar spontaneous combustion during the mining of close distance coal seams was analysed. According to the distribution characteristics...

6 finite element models of ANSYS were constructed. A material nonlinear finite element analysis by the finite element calculation software ANSYS on reinforced concrete beams strengthened by SGFRP under the gravity symmetric concentrated loads was performed. The load-displacement curves of the models...

As the demand for wireless communications become more sophisticated, the wireless communication system also received an unprecedented flourish. LTE as the evolution of 3G systems, which greatly enhance the spectrum utilization system, it is possible to obtain higher than traditional wireless communication...

There is lack of effective method of camouflage effect evaluation of pattern painting of moving object. To evaluate the camouflage effect objectively and quantitatively, the method camouflage effect evaluation of pattern painting based on moving object detection is proposed. Three moving object detection...

In China, marine biotechnology industry has become a key field of national economic development during the 12th Five-Year Plan. China has to enhance the development of marine biotechnology due to its large population and constant increase of grain price. As mariculture develops rapidly in the economic...

The research and innovation of science and technology need scientific and technological for support. Research in the chemical and chemical fields these years requires a more specialized database system to match and support. The purpose of this paper is to study the current status of chemical and chemical...

With the construction of UHV grid and smart grid, the structure and scale of China's power grid has been greatly changed. So new requirements for frequency voltage emergency control device are presented. Architectures and features of the device is first introduced, followed by intelligent plug-management...

Accidental falls are crucial causes of death due to injury among the elderly. Many researches about fall detection applied complex algorithms and required heavy equipment. However, these approaches can hardly apply to the elderly’s daily life. In this paper, we employ a six-axis gyroscope that integrated...

The number of aircraft passengers who travel from Jakarta to Surabaya based on data from PT. Angkasa Pura II is increasing rapidly every year within 2012-2017. This amount is much greater when compared with the number of executive train passengers that also increased in the same period of the years....

The Warehouse Receipt System is one of the solutions of meager rice prices because it has the concept of delaying the sale of grain which aims to get a better selling price. Management performance and policy will affect farmers' interest in implementing the Warehouse Receipt System. This study aims to...

One of the causes of misconception in chemical studies is mental models. Mental models are students' initial abilities which consist of perception, understanding discourse, and imagination ability. This study aims: (1) to determine the level of student understanding in understanding the concept of atomic...

The development of socialist market economy puts forward higher requirements for the quality of talents. As the important place to provide talents to the society, higher vocational colleges shall establish scientific and reasonable teaching quality monitoring system and improve their competitiveness....

The quality control and detection method for traditional artificial steel plate surface is quite time-consuming and with low detection efficiency, which cannot meet actual demand of modern industry. This paper bases on machine vision technology to study steel plate surface defect detection system, which...

With the development of socialist market economy, the market marketing conception came into being, providing direction guidance for for-profit enterprises, and promoting the further development of social economy. In this new environment of market economy development, if the non-profit organizations want...

In recent years, with the improvement of national self-protection awareness and our country's medical insurance system covering all citizens, that is, "universal health insurance", the status of commercial health insurance has been promoted unprecedentedly. How to locate our country's commercial health...

The Hybrid couplers are the bidirectional couplers which can give equal power split and 180° phase shift between the two output ports. At lower frequencies the size of the rat race coupler becomes larger. Hence, the size of hybrid coupler should be reduced in order to agree with application requirements....

As the Internet of Things (IoT) expands, new networks are initiated in order to provide long-range links with low power and low cost. At the same time, end-devices, localization is attracting more attention. This paper proposes a three-dimensional (3D) positioning algorithm based on time difference of...

The purpose of this study is to determine the validity of the Kimi Kimo Adventure game based on android as learning media in Chemical Bonds material at SMK Negeri 1 Driyorejo Gresik. This study discusses the validity of android-based Kimi Kimo Adventure game as learning media in Chemical Bonds material...

Increased traffic flow will have an impact on the traffic performance on urban road which results in traffic congestion. Factors supporting the occurrence of congestion is side friction. The Timor Raya Street in Kupang, Indonesia, which at some points is a commercial area with a high level of activity...

Ensuring structural integrity in aircraft is vital for safe operation. This study explores the application of Structural Health Monitoring (SHM) systems in aviation, focusing on advanced sensor technologies and data processing techniques. We instrumented a representative aircraft component with strain...

Nowadays, with the flourishing development of microchip technology, the computational speed of the microchip is rising and its size is gradually shrinking. However, the heat will cause deformation of the circuit board, microchip life decline and other problems, so heat dissipation has always been a key...

Sports pursue health and a strong body. A good exercise environment is crucial for good results. Thus, air quality in sports venues is essential for students’ exercise and health. This article takes a university billiards room in Shenyang as an example. In the transitional season, through questionnaires,...

The selection of dialysis modalities for patients with end-stage renal disease (ESRD) complicated by diabetes mellitus is a critical issue globally. We attempt to analyze the distinct benefits of peritoneal dialysis (PD) and hemodialysis (HD) in treating ESRD patients with diabetes from perspectives...

Internet of Things (IoT) connects everyday objects to the internet, transforming them into digital data. In Indonesia, IoT hardware design is underdeveloped, particularly in using radio signals for data transmission, leading to limited guidelines and regulations. This design aims to optimize aesthetics,...

Based on the theory of industrial cluster and externality, this paper expounds the network characteristics, knowledge sharing and knowledge overflow of the creative industry cluster. From knowledge externality of creative industry cluster, the relationship between creative industry cluster and collaborative...

With the rapid development of Internet technology, we have entered into an era of information explosion. An obvious feature of this era is that it has a huge amount of data information. Facing with the huge amount of information, we need a system to effectively screen and filter the large-scale data....

The microstructure and associated formation mechanisms of deformation twins (DTs) in Cu-Nb alloy prepared by mechanical alloying (MA) at room temperature have been investigated by transmission electron microscope (TEM) and high-resolution TEM (HRTEM) observations. The results show that DTs form in Cu...

The article describes the design and operational factors leading to failures in mounting groups of the modern auger equipment. At the same time, the operating experience was considered of using antifriction bearings with solid lubricant antifriction filler (AFZ) having self-lubricating and self-sealing...

Hub system of coaxial rigid rotor has a significant contribution to the total vehicle parasite drag. Prior efforts have explored various faring designs to reduce flow separation and interference drag between each components of hub system. The aerodynamic interference physics of rotor wake on the hub...

Materials science is an interdisciplinary field applying the properties of matter to various areas of science and engineering. In this paper, we discuss a new set of symmetric tight frame wave -lets with the associated filterbanks outputs downsampled by several generators. The frames consist of several...

Safety and health of workers associated with the presence of solid aerosols in welding must be continuously monitored. The solid aerosols in the work environment and other factors are currently the serious problem of most workplaces not only in the European Union. Due to this fact is every profession...

Based on the study of Fourier transform infrared (FT-IR) spectroscopy of the unheated and repeated heating soybean oil, the identification method is rapidness for quality analysis of reheated oil measure quickly quality analysis of the cooking oils. The article records the Fourier transform infrared...

Objective To analyze the expression of microRNA in Chinese and Italy women by a series of data mining methods to rendering microRNA network. Methods Using T test, Pearson correlation method to deal with the data, Using Cytoscape3.2.1 to draw the interaction network, and do the analysis. Results After...

In order to enhance the statistic accuracy, a new algorithm based on chicken swarm optimization(CSO) and mobile anchor was established in WSN. Firstly, the distance measurement information of unknown nodes was acquired based on different power signal, which was launched by anchor moved in target area....

Electronic evidence has become one of the new litigation evidence. Computer forensics as an effective means of obtaining electronic evidence has been widely studied. Database forensics is a new field of computer forensics. Based on the specific database products, this paper gives the common database...

The frequency domain electromagnetic methods (FDEM) could be separated in two groups: 1)Shallow FDEM profiling techniques which use high frequency bands and mainly utilize only the magnetic components of the EM field; 2)Electromagnetic soundings in wide depths intervals, consisting of two sub methods:...

In the control process of transfemoral prostheses in real time, the need to solve a number of non-trivial tasks there arises. The most difficult of them: recognizing the intentions of the disabled person to carry out any movement in the short term and choosing the optimal strategy for moving to the target,...

A video data sampling and transmission system is designed for video monitoring based on wireless mesh network. Discussion is made on the use of standards, working frequency, network infrastructure, coverage solutions, link budget, frequency planning, power supply, supporting transmission and AC design....

Objective: To survey estrogenic activity of Environmental estrogens (EEs) pollution in Songhua River water of the second Songhua River.Methods: human breast cancer MCF-7 cell proliferation experiment were used to detect estrogenic activity of organic extracts of organic extracts from water body. Results...

In most manifold learning based face hallucination algorithms, the nearest neighbourhood metric is often adopted to describe the face subspace, which could not accurately capture the local geometrical structures of the samples. In this paper, a novel face superresolution approach based on adaptive neighbourhood...

The thermal protection test can be done by high temperature and supersonic gas jet, which plays an important role in promoting global thermal protection system development over the past few decades. The principle, characteristics and applications of the test method are presented. Furthermore, the development...

Now, the type of simulation software is varied, and because of its powerful functions, so MATLAB precisely has been widely used in many areas, this paper describe the value of MATLAB simulation applications in electrical engineering and automation industry. In the AC and DC speed control system, power...

In this paper, the three-dimensional CNC laser cutting machine as the research object, the finite element analysis software platform, using the related theories of modal superposition of the main moving parts of 3D CNC laser cutting machine for instantaneous modal analysis and the equipment of dynamic...

This paper mainly introduces the mold design using Pro/E the fan cover and fan blades. The main contents include: the basic knowledge of Pro/E, fan mold design of Pro/E function command. The whole process of mold design with Pro/E, introduces the method of mold.

This paper introduces the rapid hardening sulphoaluminate cement as cementitious materials, polypropylene short cut fiber as reinforcing material. Through the development of physical foaming cellular concrete and polystyrene foam plastic board, craft processes and product performance of non-load-bearing...

In order to advance the transmission data rate and meet the traffic needs of users, the higher requirements for wireless communication system radio resource management was put forward by mobile operators. Meanwhile, considering lower rate radio resource utilization resulted from unreasonable particle...

Increasing demands on strict geometry and dimensions requirements of plastic parts need systematic research in the injection moulding field with impact on dimension stability. This work is focusing on optimization of the chosen processing parameters and their mutual interaction. The aim is to reach as...

Since the dimension of face features which is presented by Gabor wavelet is too high, there has large computation if using the feature by Gabor wavelet transform for recognition directly. A novel idea based on Gabor wavelet transform and modular Two-principal component analysis for face recognition is...

Fe/BiVO4 photocatalyst was synthesized via a low-temperature solid state method by using the Bi(NO3)3•5H2O, NH4VO3 and Fe(NO3)3•9H2O as starting materials. And X-ray diffraction (XRD), Scanning electron microscopy (SEM), Infrared spectroscopy (FT-IR) and Ultraviolet-visible diffuse reflectance spectra...

The fatigue requirement of casting aluminum alloy is varied for different industry, however, it is hard to avoid porosity, shrinkage, or slag during the casting process, leading to uneven quality of casting. the fatigue strength will be influenced by casting porosity, DAS length or stress level. This...

To solve the problems of partial implicit feature information loss and long-time model training caused by matrix factorization on recommended algorithm of latent factor model (LFM), a recommended algorithm of user clustering fused with latent factor model is put forward. Firstly, the users’ preference...

The optimal sizing design of truss structures is studied using the recently proposed particle swarm optimization algorithm (PSOA), in which the social behavior of birds is mimicked. Individual birds in a flock exchange information about their position, velocity and fitness, and the behavior of the flock...

This paper mainly discusses statistical arbitrage model in the application of agriculture futures inter-commodity arbitrage. Based on the substitution relationship, three arbitrage strategies have been designed. Different from the traditional threshold setting method, this paper puts forward the optimization...

In order to study the life modeling problem of the PTEE material, this paper proposes a Compound Poisson process life modeling method for PTEE material, which performance degradation process is modeled by the PTEE material impact fatigue crack. In the impact work condition, the number of impact times...

A novel complex with nitrilotriacetamides(L) has been synthesized. Single-crystal X-ray diffraction analysis determined the molecular formula as C12H28N8Na2NiO10. The crystal belongs to the triclinic system with P-1 space group. In this molecule, the L ion exhibits an infrequent coordination mode. The...

In the subway engineering, increasing the resistivity of main structural material can improve the corrosion resistance to the stray current and the durability of structure. It is greatly significance to increase the resistivity of concrete by optimizing its mix proportion and realizing the influence...

In recent years, with the growing attention to Chinese own cultural characteristics, how to create a unique cultural landscape space has increasingly become one of the most important topics in landscape architecture, especially in the urgent need of activation and renewal in historical areas, scenic...

It's very crucial for men to have a fit trousers since wearing it is an only option in their daily life. Fit trousers represent comfort and aesthetics. As an essential part of structure in trousers, crotch has deeply influence on the fitness of trousers. This paper focus on the crotch shape of male's...

In the period of economic crises and political instability, issues of financial support for small and medium-sized enterprises are of particular relevance. The purpose of this study is to develop a theoretical and methodological model of financial support system for small and medium-sized enterprises...

Students’ reading ability is the main skill that students must have to achieve their success in the learning process. School as the main instrument in improving the quality of human resources must be able to develop this reading ability by implementing a reading culture or habit in schools. The purpose...

In the midst of an increasingly widespread coronavirus (COVID-19), online lectures are a solution to keep running teaching and learning activities instead of class meetings. The purpose of this study was to create learning media using a 3D blender animation media and a self-assessment platform as well...

This study examines the optimization of payment transaction speed on a badminton field rental website, utilizing the Paired T Test and integrating the Midtrans payment gateway. In the context of the 4.0 revolution, where rapid advancements in technology significantly impact business operations, the efficiency...

South Sumatra’s Light Rapid Transit (LRT) was built to support the 2018 Asian Games in Palembang. After the 2018 Asian Games, LRT is used as an integrated mode of transportation to support community mobility. Seeing the importance of the South Sumatra LRT, it needs to be evaluated to maintain passenger...

The underground rock mass, especially the surrounding rock of the offshore orebody, has been in the groundwater environment for a long time, and the hydrochemical corrosion has become an important factor affecting the mechanical strength of the surrounding rock. At the same time, the underground environment...

There have not been many previous studies on the thermal parameters of oyster shell walls, especially when it comes to the calculation and analysis of unsteady heat transfer. In this study, the thermal parameters of oyster shells were first determined using a Hot Disk experiment. Secondly, a single-room...

The issue of multimedia users in learning systems still stems from traditional patterns based on paper textbooks and evaluations in the classroom that are vulnerable to cheating, such as copies and leaks of questions from national exams, illegal use of media materials in the form of presentations and...

Internet features interactive, anonymity, and personalization, which have been changing people's habit. Many apparel commodity and consumers are both exposing to the Internet, giving comments, sharing information, obtaining resources. Based on reviewing relevant literature, this paper is aimed to take...

To the problem of the unchanged rotating speed of the old well pipe centrifuge, the paper firstly introduces the composing and characteristic of coaxial self-vibration and variable-frequency centrifuge of tube&mould for new type well pipe and educes the corresponding speed and time of the centrifugal...

A new type of epoxy composite with self-healing functionality was successfully developed in this work. Self-healing is achieved via embedded microcapsules containing diglycidyl 1,2-cyclohexanedicarboxylate(DGCHD)and microcapsules containing modified aliphatic amine(HB-1618) hardener. This paper also...

Responsibility Identification; Digital Rights Management; Electronic Document Protection; Digital Fingerprint

Two-photon polymerization is considered to be one of the most promising technique, which could achieve the structured process of three-dimensional micro-nano structure fuctional device. In order to improve the machining precision and machining efficiency of formed parts, in the process of two-photon...

Aiming at the distribution characteristics of the stop-point data obtained from the mobile phone travel survey, this paper proposes an algorithm of extracting the hotspot area of urban residents by hierarchical clustering method. The algorithm is implemented and the effectiveness of the algorithm is...

Through analyzing and testing the microstructure and chemical component of the samples after laser remelting, the influence of laser remelting on K423A nickel-base superalloy were studied. The results showed that, laser remelting had a significant influence on surface topography of K423A nickel-base...

According to grey correlation method is used for multi-level comprehensive evaluation model of the optimal design scheme selection, the fuzzy index exists in the design scheme index, based on triangular fuzzy number of grey correlation theory is proposed on the multi-level comprehensive evaluation model....

The transient damage problems of copper alloys are the central topic for improving the accuracy and lifetime of electromagnetic launcher. The research works on transient damage behaviors of copper alloys under high-speed sliding electrical contact during the past two decades were summarized in this paper...

The extraction of nattokinase with two-phase aqueous system was studied.Distribution behavior of nattokinase with PEG400/(NH4)2SO4 and PEG6000/MgSO4 two-phase aqueous systems were studied respectively. PEG400/(NH4)2SO4 two-phase aqueous system is suitable for the extraction of nattokinase. Various factors...

There is a great difference between the inter-frame spectrum of ship radiated noise and marine biological noise, so we can identify the two kinds of signals with the difference of inter-frame spectral similarity. This paper describes the inter-frame spectral similarity of the two signals quantitatively...

The development of modern industries with innovative technologies for the construction materials industry, including products and structures for construction purposes made of composites and construction plastics, nano-structured and other construction materials is outlined in the "Strategy for the development...

The paper presents a method for the formation of an exact self-similar solution of the hydrodynamic calculation of a wedge-shaped support (slider, guide) operating on viscoelastic liquid lubricant caused by the melt of the guide, taking into account the dependence of viscosity and shear modulus on temperature....

In recent years, with the rapid economic development of developing countries, the contradiction between economic development and resources and environment has become increasingly acute. It is of great practical significance to study the power market demand forecasting method for energy conservation and...

Taking the coal-bearing strata with fine sandstone-siltstone interbedded structure as the example, 12 different types of stratified structure models were constructed with the quantity of rock strata, rock-soil ratio and mining depth as the variables. Based on the theory of key stratum, the stability...

The modal analysis is an important part of the dynamic performance analysis tool. The 3D numerical models of a heavy duty machine tool is established by CAD sofeware. Then, the natural frequency and the modal shape of the machine tool modal analysis is obtained, which can provide the support for the...

In order to study the MTDC model and control strategy based on modular multilevel converter, Firstly, according to the working principle of MMC, The mathematical model in the DQ coordinate system of the multi-terminal direct current based on voltage source converter is deduced. Secondly, according to...

In the field of artificial intelligence, the rule of Chinese chess is different from International chess and chess and it decided that the Chinese chess artificial intelligence algorithm has its particularity. Based on the characteristics of Chinese chess, this paper analyzes the computer artificial...

The present research was conducted aiming to examine the physical and chemical properties along with the stability of the emulsion of Virgin Coconut Oil (VCO) as an alternative product to decrease the oily taste when consuming the oil directly. The VCO emulsion involved in this research contains honey...

A study to improve the utilization of waste material as concrete construction material and the durability of concrete was carried out using a Ground Granulated Blast Furnace Slag (GGBFS) material which is the residual material produced by a blast furnace process. This experimental study using 6 normal...

Gamping biogas plant was built in 2011 to solve waste problem from GemahRipah fruit market which generate 4-10 tons waste/day. The digester was design for 4 ton/day and produce biogas and electricity. The electricity is used for lighting the shops and the road. For eightyears along the installation,...

Flooding is an annual problem in the Peusangan River Basin, Aceh. Flooding caused by overflowing Peusangan River results in environmental damage and significant economic losses for local communities, especially downstream. To mitigate these impacts, flood control measures are needed to reduce flood peaks....

Performance a heat exchanger is an important tool for the adhesive industry as it provides thermal energy between two or more liquids at different temperatures without any mass transfer. One of these is the formalin manufacturing industry. Formalin is produced by a complete conversion process of methanol,...

The technical requirements for minimum rail gauge and platform clearance at station emplacements are one of the important aspects to support railway operations, given the large number of train accidents caused by rail gauge and platform clearance that are not following applicable regulatory standards....

With the rapid development of emerging technologies such as the Internet of Things (IoT), big data, and artificial intelligence (AI), intelligent logistics systems have become a crucial component of the logistics industry. This paper utilizes patent data related to intelligent logistics system technologies...

To achieve the purpose of saving energy for the classroom,it designs and implements a classroom energy saving monitoring system based on Zigbee technology.The system includes the classroom monitoring node, the terminal node, the router, the coordinator and the monitoring PC. The system can control the...

Considering the stability analysis theory of multi-infeed high voltage direct current (HVDC) system, the transmission capacity analysis method of multi-send ultra high voltage (UHV) AC/DC power grid is studied in this paper. By extending the multi-infeed short circuit ratio index, we can get the multi-send...

This paper designs a low-temperature environment modular remote monitoring system. Through the host computer the system can achieve a variety of information configuration, history query, curve report printing and a series of functions. In this paper, the background of system design is introduced, and...

A new kind of elevating mechanism for hybrid forklift has been designed. The 3D modeling for the upright mounting is using CATIA 3D software. And then, the elevating mechanism for hybrid forklift was simulated by the finite element analysis software ANSYS. Under different working conditions, such as...

Bridge structural health monitoring system is very necessary to master operational condition, ensure safety of structure, detect damage and conduct effective maintenance. Based on the health monitoring system design of a irregular shaped concrete-filled steel tube arch bridge, this paper elaborates on...

With the accelerated process of modernization, advanced science and technology has been widely applied. In this context, the Internet-related information systems will get rapid development, such as: accounting information system, the degree of the network has been significantly improved and network accounting...

The under-crossing tunnel of east external ring of Kunming is one of the most important projects of the Kunming south railway station hub construction. Two layers of silt soil are found in tunnel mileage K2+100-K2+200 and one of them is just under the tunnel floor. Since the project is on high seismic...

In this study, Perzyna visco-plasticity theory and Nishihara component model were combined to establish a universal creep constitutive model for describing the entire process of creep, including transient creep, steady-state creep and accelerating creep. Based on the internal energy theory, the constitutive...