Advances in Engineering Research

Double defect modes are introduced in one-dimensional photonic crystal. Through studying the correlation effect between the two defects, explored new regularities of the change of the two defect modes with the transfer matrix method. Proposed a new implementation method in researching the photonic crystal...

The sludge produced by treating the urban sewage needs thickening and dewatering and it is important for improving environment to reduce the quantity of discharging sludge by increasing dewatering ratio in sludge process. This paper proposes a novel method that can model least squares support vector...

With the proposed national strategy of "New Silk Road Economic Belt" and "21st Century Maritime Silk Road" ("Belt and Road Initiative"), China's ports usher in new opportunities for development. In this paper, PCA method is used to extract the principal components index, and DEA method is used to analyze...

This paper established the composition of minimum interval of single crossover reentry station and double turn-back line station in different proportion of trains on long routing and short routing firstly. Moreover, the paper examined various factors which influence line capacity using quantitative analysis....

The selection of pavement construction type is influenced by several factors, such as technical conditions, economic conditions and conditions in the area. These factors have different criteria in each region, resulting in a different selection of road pavement. This paper aims to model the most suitable...

A mosque is a place of worship for Muslims. The mosque’s architectural elements include domes (roofs), mihrab, minarets, portals, and decorative ornaments. Elements of mosque architecture can express the identity of a mosque. Minaret often acts as a marker of the mosque’s existence on a city scale. The...

The purpose of this research was to determine the management of personnel data in Glonggong Village using the Civil Service Management Information System and Archives application which will make it easier for employees to manage personnel data and familiarize employees with using applications in managing...

The main purpose of this study is to clarify the long-term changes in vegetation and the relationship between NDVI and climate parameters in three different areas of the permafrost zones of Mongolia. We selected a total of 135 study sites in Munkhkhairkhan, Ulaanbaatar, and Bayanzurkh in the permafrost...

The construction accuracy and efficiency of curved walls have become a critical challenge as building designs grow more complex. This study explores a positioning method for curved walls that integrates BIM technology with layout robots. By digitally constructing BIM models and converting high-precision...

The temperature of Photo-Voltaic (PV) cells which increases when getting high radiation levels during the mid-day can reduce the efficiency of PV cells. This is a detrimental characteristic of producing electrical energy in a solar power generation system. The study objective is to improve cooling techniques...

Qingdao Second Cross-Harbour Tunnel connects the north-south line flue by arranging connecting flues at longitudinal intervals on the exhaust ducts of the two tunnels. As there is no case of connecting flue in highway tunnel for reference, it is urgent to clarify the optimal air volume ratio of extra-long...

This study investigated the effect of austempering temperature on the microstructure and mechanical properties of austempered ductile iron (ADI). Samples for this experiment were taken from ductile cast iron Y-block. Then they were austenitized to a temperature of 900 ℃ in an induction furnace for 90 min....

The requirements of elevator emergency lighting device are not clear in view of the domestic and international standards. This paper analyses the requirements of standards, parameter, wiring and other aspects, based on the principle of human ergonomics. Finally, this paper explains the requirements of...

Concrete with admixture mixtures is one of the latest innovations that is trending in both practical applications and research. The use of admixture in concrete serves to modify its properties, allowing for unique qualities and enhanced performance. Many researchers have implemented admixture in concrete...

According to the constitutive relation built based on the uniaxial tensile and compression tests of ECC, we proposed the calculation theory of flexural capacity of cross section of CFRP-ECC based on plain cross-section assumption. According to the result of four-point bending test, we proved the validity...

We consider the problem of the determination of the radio wave attenuation factor. We show that the attenuation factor can be used for the information leakage detecting due to the side electromagnetic radiation of information facilities. We illustrate the thematic examples of the experimental determination...

To analyzing the progress of "Green Development" of Tianjin Manufacturing, this paper uses Tapio index to quantitatively analyze the coupling relationship between economic growth and energy consumption of Tianjin manufacturing. By decoupling the concept of elasticity, the different values of elasticity...

This software is complete by Visual C+ + 6.0 and QT, It designed in the Unicode character set patterns , Con-tribute to ASEAN's cooperation and exchanges, It's solve the problem that system use compatibility and character output garbled in current national language software development. This development...

In post-genome era, dealing with biology data from all of aspects has become a main work of bioinformatics. This study mainly analyzes the application of data mining in bioinformatics. Based on the summarize of the definition and main research contents of bioinformatics, the processing flow of bioinformatics...

n this paper, a new type of digital leakage current sensor based on STM32 platform is developed. It is in a high precision simulation based on leakage current sensor by digitization and improvement, using CAN bus for data communication, real-time display clear, has the ability to meet the independent...

the selection of pure bamboo forest, bamboo forest, bamboo Tong Yang Yang Tong - Hemerocallis mixed forest as the research object, on the surface rainfall and 3 kinds of stand in the runoff, soil loss and nutrient loss (total nitrogen and total phosphorus) were studied. The results show that:. (1) the...

In order to study the influence rule and mechanism of rich-silicon iron ore tailing powder(IOTP) replacing micro-bead in UHPC, the influences of different specific surface area and dosage of IOTP replacing fly ash on its strength and liquidity were tested. Moreover, the pore structure and hydration products...

New ideas and thoughts of reuse and maintain of Taiwanese cultural heritage has only developed in these recent two decades. The definition of cultural heritage seems not being well understood by citizens in Taiwan, far more about the concepts and policies. Thus cultural heritage has normally been schemed...

we construct Hamilton model with endogenous social capital being included. By employing mathematical analysis and making numerical calibration, we find that: under the incentives of environmental policy, environmental awareness and environmental action gradually internalize into social capital, deriving...

Advanced Encryption Standard (AES) has been widely used in wireless communications with advantage of the small amount of computation and fast speed. In order to overcome the drawback of typical expansion algorithm whose key is easily attacked by Square, an improved AES algorithm is proposed. In this...

Numerical solutions of the wave equation have greatly aided geophysicists in both forward modeling and migration of seismic wave fields in complicated geologic media, and they promise to be invaluable in solving the full inverse problem. This paper compares time-stepping methods based on the solution...

The desiccation cracks can be often observed on dry-out soil surfaces. These cracks have a net-like structure and tessellate the surface of the material into polygonal cells hierarchically. The size and the shape of these cells on the final pattern change systematically depending on the specimen thickness...

The temperature of the evaporator is lower than the air dew point temperature when the air conditioning is running in summer. The vapor in the air condenses into a large amount of water on the surface of the evaporation pan. Conventional processing methods of condensed water now are directly discharged...

The utility industry has entered into Big Data era as the construction and development of smart grid. It becomes more critical to store and process the Big Data efficiently, and to make effective utilization when the power Big Data are massive complicate. This paper analyses the status of power Big Data....

The article is devoted to the analysis of one of the most popular sections of scientometrics - research fronts, in the direction of industrial science. There are quite a large number of serious studies in the field of industry which are highly cited, which confirms their relevance and necessity for the...

Electrical distribution network reconfiguration is a complex combinatorial optimization process aimed at finding a radial operating structure that minimizes the system power loss or maximizes the system reliability while satisfying operating constraints. It has been traditionally performed assuming that...

The mechanical properties and durability of concrete with or without ultrafine fly ash were studied by measuring the compressive strength and determining the chloride ion penetration and open porosity of concrete. The results show that the addition of ultrafine fly ash reduces the compressive strength...

A photochromic diarylethene 1, 2-bis-[2-methyl-5-(3-pentyl) phenyl-3-thienyl] perfluorocyclopentene was synthesized and characterized. Its properties, such as photochromism and fluorescence were investigated systematically. Upon irradiation with UV light, it underwent a reversible transformation from...

The effect of image correction on digital speckle correlation method (DSCM) is researched. And the error caused by differences in attitude is analyzed. Then the theoretical model of image correction based on coding assistance is established. According to the model, computer simulation is conducted. The...

analysis tool axis and workpiece axis motion relation principle of gear hobbing and synchronous control, interface input using the key parameter, the realization of programming automatically parameters of CNC system, the parameter programming method were discussed. Application is able to simplify the...

To improve the stability and precision performance of partial least square regression (PLS) model in near-infrared analysis application, the consensus strategy was applied in the wavelet domain. Taking the advantage of multiscale property of wavelet packet analysis, a new modelling method was developed...

The coiling temperature control method of a typical hot strip mill was investigated. Based on Time-Velocity-Distance (TVD) curve, the generation of velocity deviation between the calculated and measured was present and discussed in detail. To deal with the deviation of velocity, the main cooling zone...

Boundary equilibrium method is one of the methods applied in numerical analysis in the geotechnical field. Slope stability is determined by the values ​​of safety factors. This is obtained from various methods, i.e. discussing the usual method or Fellenius method, Bishop method, Bishop Simple method,...

Here, theoretical studies of energy consumption in rotor fertilizer spreaders operation have been given. Multi-blade rotor fertilizer spreaders have been suggested to enhance quality of fertilizer distribution. Expressions for determining all the elements of total power on the rotor shaft, such as power...

Information technology has an important role to improve the performance an organization. Industrial Enginering Department of Engineering Faculty, Veteran Bangun Nusantara University of Sukoharjo still uses the manual method withMicrosoft Excel to process the information system for Final Examination....

The study analyzed the nature and features of China civilian physique policies implementation, and held that implementation of sport-for-all policy is a dynamic process converting the policy objective into reality, which includes a series of activities and behaviors pushing forward the implementation...

Aiming at the problems of the decline of both accuracy and sensitivity of the anisotropic magneto resistive (AMR) sensors caused by outside interference, this paper puts forward the applied set or reset pulse to generate strong magnetic field to restore and solve the problem, and takes 3-axis AMR sensor...

This paper presents a new behavioral model for TiO2 resistive random access memory (RRAM). The model is based on hierarchical transformation filament theory, the device parameters are obtained from an Au/TiO2/Au MIM (Metal/Insulator/Metal) RRAM cell with 100 nm in diameter, 50 nm-thick TiO2 thin film....

Mattress overlapping recognition is of great significance in tracing and detecting the quality, and provides reference data of mattress laying. The recognition process includes the generation and image correction of the color sinking sonar image, the image segmentation and the recognition of mattress...

With the continuous development of Chinese social economy, the study of virtual reality technology has become a hot topic in the academic field. Virtual reality technology has also been paid attention to by the community and gradually applied to people's lives. Based on the change and influence of the...

For the crucial issues of joints in the truss structure of pultruded GFRP tube, the double-sided shear adhesive test was performed on the steel tube joints and GFRP tube to explore the effect of different adhesive lengths on the distribution of adhesive stress, joint slip and bearing capacity, in order...

In China, the mechanization of breeding industry has been mechanized from the beginning to the present complete set of equipment, and the series of products are becoming more and more perfect. In view of the obsolescence of cattle and sheep and other livestock breeding technology, a human-computer cooperative...

CT technology can make use of the penetrability of X-ray to obtain the internal information of the object without damaging the shape and structure of the sample. Therefore, it has a wide range of applications in the fields of industry, non-destructive testing and medical imaging. However, in the installation...

Research on the characteristics of distribution of phosphate, nitrate and Chlorophyll-a have been carried out in Pulau Pasaran waters Lampung from May to July 2017. The aim of this research was to determine the nutrient distribution and tropic status of Pulau Pasaran waters by chlorophyll-a, nitrate,...

The rapid evolution of communications technology has brought us from 5G to the cusp of 6G, heralding a future of enhanced connectivity and efficiency. This article explores the evolution of communication technologies, focusing on the contrast between 5G and 6G technologies and the unique characteristics...

To achieve digital monitoring and construction of steel truss arch bridges, developed intelligent monitoring system for main bridge stress, intelligent measurement system for main bridge linear, and automatic monitoring system for tower and anchors. And also developed an intelligent construction decision-making...

Owing to the advantages of lightweight, high-efficiency pre-stress, crack-resisting, corrugated steel web trough girders (CSWTGs) gain wide applications in rail transit viaduct structures. Viewing the inevitable torque caused by vehicle sway, wind loads, and curved alignments, and the limited research...

Transportation is the most important main means in connecting between islands and between countries and playing a role in stimulating growth of economic, trade and industrial activities in the region the. Environmental pollution is a very hot issue in particular environment originating from the construction...

Selection of coal fuel for coal-fired power plant is usually required to fulfil criteria such as calorific value, combustion characteristics, slagging fouling potential, and emissions potential. This paper describes coal combustion characteristics were studied by the thermogravimetric analyzer and differential...

Pedestrian path on Jl. Jendral Sudirman Sukabumi City is very alarming both in terms of function that is less effective function. Because the comfort factor is one of the main causes of pedestrians seen from weather factors, for example pedestrians who cross this path feel less protected because of the...

The integration of Internet of Vehicles (IoV) with smart city infrastructure presents unique challenges and opportunities for routing protocols. This paper surveys state-of-the-art routing protocols specifically designed for or adapted to smart city environments. We analyze these protocols based on their...

Pico hydro Power Plant (PLTPH) is a small-scale hydroelectric power plant that utilizes the conduit of water flow by converting potential energy into mechanical energy. The vortex turbine utilizes a whirlpool formed by the vortex turbine housing to push the blades to rotate. In this PLTPH prototype research,...

Microcapsules were prepared by in situ polymerization with an average particle size of 198μm. The self-healing properties and mechanical properties of microcapsule cement sand adhesive specimen were measured by the strength recovery rate. And the self-healing properties of self-healing cement substrates...

Based on the travel characteristics of urban residents in taxi data, this paper selects Dezhou as the research object, and uses DBSACN clustering and standardized ellipse to analyze the travel characteristics of urban residents in Dezhou for two weeks. The purpose is to deeply explore the travel characteristics...

With the development of large-scale public buildings towards long-span, high-load-bearing, and complex structural forms, steel-reinforced concrete composite structures have been widely adopted due to their superior mechanical properties. However, concrete pouring in super-slender steel tube members (slenderness...

In order to monitor the environmental parameter in our daily life combines the micro controller unit (MCU) and the intelligent sensor together and establishes the monitoring scheme of the particulate matter 2.5 (PM2.5) and carbon dioxide (CO2). Based on the solar power energy, using the STC89C52 as the...

A series of aryl-substituted pyrazine derivatives, as well as their s-triazine analogues, have been synthesized. For the three-branched compounds, the pyrazine derivatives show strong emission, while its s-triazine analogue TSTA shows too weak emission to be detected. Furthermore, the two-branched pyrazine...

The point of compensate fuzzy control is concluded. A identify model of compensate fuzzy control network is constructed. The input and output design of tube forming parameter is given, and the collection and deal of sample data is also given. Using compensate fuzzy control network does the imitate sample...

As a new measure method that evaluates the influence of carbon emissions, the analysis of carbon footprint can reveal carbon emissions process of different objects from the perspective of life cycle and specifically measure direct and indirect relevant carbon emissions in the whole life cycle of a product...

Abstract. The collaborative training platform for postgraduates of clinical medicine and standardized training of resident doctors is network service platform that provides resource sharing, remote teaching, research interaction and planning management for the education of postgraduates of clinical medicine...

With the rapid development of computer network applications and the growing popularity of computer technology, computer network remote control technology widely used. Users unrestricted geographical conditions, different locations via the network control network devices, network devices to obtain information....

Using platelet derived growth factor B chain (PDGF-BB) as the model analyte, a structure-switching hairpin probe based electrochemical biosensing strategy for highly sensitive detection of protein is proposed in this work. Aptamer probe hybridized with the immobilized hairpin structured signal probe...

Home wireless monitoring problem is the subject of today's cutting-edge research in the field of International Intelligent Building. Advent of wireless sensor networks to overcome the household wiring cumbersome, fully embodies the flexibility of smart home system, convenient and efficient. The project...

Through a systematic research on the application of methods for acquiring point cloud data concerning aerial surveying and laser scanning of modern water conservancy projects, a kind of advanced aerial photogrammetry and laser point cloud scanning and acquiring technology is proposed and tools are developed...

With the continuous development of computer network information technology and popularization, many colleges and universities have established the campus network. The current campus network has become important in infrastructure projects in university, and the campus network information security problems...

In GPR imaging, it is common for the depth of investigation to be on the same order as the variability in surface topography. In such cases, migration fails when it is carried out from a datum after application of elevation statics. We introduce a reverse-time migration algorithm where the wavefield...

A physical modeling was established to analyze the mechanism of initiation, continuation, and progression to form a breach for internal erosion and piping. The method accounts for the nature of the soils including sandy gravels, fine-grained sands and silty clay in the dam core and the foundation. Guidance...

The dirt on the lens surface of runway lights makes the projective light darker, affecting the aircraft's taking and landing, so it needs to clean runway lights regularly. It analyzed the cleaning efficiency, cleaning effects, environmental performance and operational safety performance of several cleaning...

Fault fracture zone due to the loose and broken surrounding rock of roadway, tectonic stress, the surrounding rock deformation is hard to control, has been one of the difficulties in roadway support technology research. This paper aim at Xingcun coal mine-1196m level roadway through extra large fault...

Contamination of Escherichia coli in fresh-cut lettuce poses potential risk to the public. In order to study the growth characteristics of Escherichia coli 1.1187, we established a prediction model of different temperature growth of Escherichia coli in fresh-cut lettuce based on Matlab7.0. In this study,...

This paper wastewater aniline reaction solution, the first reaction was added H2O2 degradation, changing the initial concentration of aniline were simulated wastewater, amount of H2O2, reaction time, pH value, investigate the effect of aniline degradation efficiency, the experimental results show : degradation...

The posture of the bridge girder plays a very important role for the safety and efficiency of the bridge construction. This paper mainly proposed a mathematical method for determining the position and orientation of bridge girder and distributed Incremental Launching devices. Firstly, the background...

This paper proposed a power network line damage identification method based on image feature analysis. By extracting and analyzing outline features, shape features and statistical characteristics of electric power network images, the classification results of all the sub images of all the to-be-matched...

Based on equal-area criterion, this paper analyzed in 220kV line single-phase reclosing time effect on the stability of power grid under different failure modes in theory. It also analyzed the optimal reclosing time period and the optimal reclosing time, and its validity is verified by simulation. Combining...

This paper reviewed traditional methods for the spatial distribution of the Chinese regional economic policy's main instruments. It analyzed current situation and main characteristics of the Chinese regional economic development in the new social environments. The author also discussed in detail the...

Realizing the traffic energy diversification and low exhaust is important to promote competitiveness of the automobile industry in our country and realize sustainable development of the society . Due to the trips of pure electric city bus are relatively short and fixed, it has great application value...

In this paper, an improved car-following model is proposed to suppress the traffic jams. Considering the relative velocity, relative optimal velocity and the difference between safety distance and headway, a comprehensive control scheme is constructed according to the feedback control theory. The stability...

Taking the effluent of secondary biological treatment in one pharmaceutical factory as the object of study, taking coagulation, ultrafiltration and reverse osmosis treatments as the core technologies of the water reuse pilot test, the application effects of treatment process were analyzed. The results...

Design parameters for the helical axis are heavily dependent on empirical performance data. In this paper, Optimization of Spiral Shaft Parameters for screw conveyor based on the Particle swarm optimization (PSO) is studied. The PSO algorithm is used to solve the problem of parameter optimization under...

Reasonable hole configuration can avoid drilling incident. Traditional hole configuration design method can't show the necessary cementing point with complex lithology. In this paper, firstly, the four pressure calculation models and the value basis of hole configuration design coefficient and value...

With the rapid development of UAV (unmanned aerial vehicle) technology in the past decade, UAS tend to play an increasingly important role in information acquisition and unmanned operations. It becomes difficult for a single drone to meet the needs of complex tasks, and the application mode of drone...

A pot experiment was carried out to study the effects of mulching with four accumulator plants straws (Trifolium repens, Eclipta prostrate, Conyza canadensis, Stellaria media) on the total phosphorus and total potassium content in Cyphomandra betacea seedlings under cadmium stress. The results showed...

For the study on tension variation characteristics of hoisting wire rope of high speed traction elevator, the hoisting wire rope time-varying model is built in the process of high speed traction elevator ascending and descending, the ideal run curve of elevator ascending and descending is obtained by...

The possibilities of operative management of passenger traffic with the aim of adherence to schedules and intervals represent a serious issue in planning of city passenger traffic. This is a topical issue for cities having a network of roads and streets featuring the so called deep-rooted traffic jams....

A Ku-band wideband low noise amplifier is presented in this paper. This low noise amplifier has been realized by 0.15um GaAs process.it exhibits high performance: over 12GHz~18GHz, power gain is above 18.5dB; the ripple variation of power gain is less than ±0.7dB; The 1dB compression point is more than...

SAPO-34 membranes were synthesized using double structure directing agents (tetraethylammoniumhydroxide (TEAOH) and dipropylamine (DPA)). Using the secondary growth method, the seeds synthesized by hydrothermal process provided nucleation for the membrane growth and accelerated the zeolite crystallization....

I In this paper, we propose a new form of prior which combines the local total variation regularization with non-local graph-based variation regularization to solve such inverse problems in the field of image processing. The algorithm iteratively updates the image and the weight graph calculated from...

Based on a simplified theoretical design method which took the objective void ratio in coarse aggregates (VCAobj) as the index, three different gradation designs with VCAobj of 35% were proposed in this paper. Through the PFC2D software, both the loading and force transferring were simulated on a micro...

The rectifier group is an important equipment for the electrolytic aluminum rectification system. The valve short circuit and valve breakdown failure, which would cause serious accidents, often happened. The sensitivity of the existing arc protection action is affected by the fault position, and the...

In current conditions, the territory of the Sarpinskaya lowland has clearly expressed degradation of vegetation, salinization and depletion of soils, as well as desertification. These processes are associated with an increase in anthropogenic load and are actively developing in the dry-steppe and semi-desert...

Land needs for the development of the agricultural sector in East Tidore Subdistrict always increase along with the increasing population. Lack of understanding of land characteristics causes agricultural development is not based on the ability and carrying capacity of land. This can be seen from the...

This study aimed to determine the morphological characterization, area, chemical content of curry leaves, and the use of curry leaf extract in inhibiting the putrefaction process of meat stored at cold temperatures. The method used in this research was the exploration method. The number of leaves used...

Construction of road infrastructure in South Sumatra Province is an effort to improve the economy and accessibility. One of the infrastructure constructions is Kayu Agung-Palembang-Betung Toll Road along 111.69 Km and consists of three segments. The second segment is between Musi Landas-Betung, has an...

Surya Sembada City Surabaya Water Supply Company is a company that provides clean water production. In its service, many complaints are obtained from customers. During this time complaints are carried out manually, of course, less effective. With the development of information technology, the chatbot...

A Long residue is a bottom product of an atmospheric distillation unit of crude oil. Generally this product is further processed in a refinery secondary unit to produce more yield. In case there is no refinery secondary process this bottom product is mixed with chemicals to produce marine fuel oil. This...