Advances in Engineering Research

Geosynthetic reinforced and piled embankments are new type of embankments construction on soft soil foundation in recent years. Until now, the researches on this embankment structure have been carried out from theoretical analysis, numerical analysis, model tests, field tests, et al. However, in practical...

Security and stability control systems (SSCSs) are effective measures to ensure the safe operation of power grids. A normal SSCS has a complex structure and is specific targeted. Therefore, it is difficult to model SSCSs accurately in large scale power system dynamic simulation. A new modeling method...

Aiming to solute low efficiency in sorting and packaging process of non-conventional type cigarette, a steady and rapid automatic palletizing tray institution was designed in this paper. Based on the three-dimensional model of the institution established by software of SolidWorks, the mechanical properties...

Establishing reasonable road roughness incentive model is the basis of the vehicle performance analysis and simulation experiment. It is very significant for the fields of vehicle engineering and road engineering to analyze on the road surface roughness. At present, Because of the lack of basic road...

With the deepening of police training, the traditional training results analysis method can not adapt to the needs of scientific training.In this paper,an example of police shooting performance is introduced, and the C4.5 decision tree learning algorithm of data mining is applied to classify and analyze...

In this paper, 8-channel photovoltaic modules was made up of the spectral device, monochromator and amplifier circuit. Combining with the spectroscopic techniques, an automatic biochemical analyzer colorimetric system was designed. The 12V halogen lamp which adds stabilizer and a cooling fan was used...

In this paper, the advanced-lagged incoherent DDLL is discussed. By analyzing and simulating the phase characteristics and steady-state characteristics, we can determine the parameters such as tracking interval, loop bandwidth and so on to ensure that the code ring accurately tracks the input signal...

It was to explore the effect of chitosan oligosaccharide on relieving constipation and defecating feces excretion. Chitosan oligosaccharide were administered by oral 2.0 g/kg, 1.0 g/kg, 0.5 g/kg BW dose to mice for 7 d, then detected the propulsive rate of intestines, first defecation time, feces particle...

With the rapid advancement of artificial intelligence (AI), its application in intelligent driving has emerged as a key research focus, offering significant potential for enhancing vehicle autonomy, safety, and efficiency. This paper provides a comprehensive analysis of various AI technologies and their...

In this paper, we have summarized the types and main uses of artificial blood vessels. Also, we have analyzed the present situation of biological material-artificial blood vessels, and preliminarily explore the development.

In this study, Hollow-Mesopores SiO2 particles (HM-SiO2) were prepared. In preparation of HM-SiO2, polystyrene (PS) particles with different sizes were prepared by emulsion polymerization method. The as-obtained PS particles were used as template, and then coated with silica by hydrolyisand condensation...

Integrated transmission is the key part of heavy vehicles, and its reliability could impact the performance of the vehicles directly. This paper proposes a fuzzy multi-state fault tree method for reliability analysis of the integrated transmission system. On the one hand, the multi-state logic tree can...

the concept of semi-hollow profile was introduced.the characteristics of two kinds of dies with a penetrating plane and a cover were analyzed.through the real examples from practice,a design of integral type extrusion die for semi-hollow aluminum alloy profiles was introduced.the advantages and applicability...

The Error Back Propagation is iterative, the way of implementing it using the iterative MapReduce framework is presented. To solve the shortage of the traditional MapReduce framework in iterative program, the iterative MapReduce framework has added a transmitting module. Through the simulation of the...

Paths searching is a significant work for urban rail transit network. Because of various time weights included in nodes on this network, the traditional Dijkstra’s algorithm fails to find the shortest paths. In order to still use this traditional algorithm, the general approach is to expand this network,...

The riding comfort is the essential pursuit for car option and the car suspension system contributes the most effect to car riding comfort. Hence, research of suspension system has become one of the most imortant issues for vehicle riding comfort. In the paper, The study aims to design develop a new...

One of the key problems in the construction of the entity attribute knowledge base for natural language understanding lies in domain attribute words acquisition. It is hardly to get these entity attribute word manually. This paper proposed a method of attribute words acquisition, which could acquire...

Due to the resistivity of insulating materials with nonlinear and anisotropic, in the computation of converter transformer value side winding DC field need to take into account the insulation material nonlinear and orthogonal anisotropy. The author uses the ANSYS secondary development technique, calculated...

Beethoven is a famous German pianist, composer, and conductor, and he set the culmination of Western classical, created a romantic music camp precedent. The size of his music in general is very ambitious, mostly concertos, symphonies, operas and other large works, technical approach and structure used...

To explore the influence of climate factors on wheat growth period, the sequence, based on the test of APSIM model, research of the relationship between wheat and climate factors using the APSIM model and correlation analysis. The results show that the APSIM model can be used to simulate the wheat growth...

In this study, the aim was to investigate the various carbon sources, included methanol, glucose and ethanol, to estimate the removal efficiency of nitrogen and phosphorus in anaerobic-anoxic-oxic (A2/O) process by laboratory experiments. Total nitrogen (TN) and total phosphorus (TP) removal efficiencies...

The traditional blackboard is to rely on artificial wiped the handwriting effort and produce dust, causing inconvenience to the teacher in class, also affect the quality of students listening lectures. Institutional innovation reform to solve these problems by this design, the basis of the principle...

Based on the basic equations of elastic waves in general media, the general form of dual variables equations for plane elastic waves in general elastic media are developed by the transformation of matrix and vector operation. The general form of dual variables equations are generally suitable not only...

An ionic liquid/aqueous two-phase system (ATPS) formed by the hydroxyl-functionalized ionic liquid 3-(2,3-dihydroxypropyl)-1-methylimidazolium chloride ([2,3-dhpmim]Cl) and salt has been developed for extraction of parathion. The experimental parameters affecting the extraction efficiency including the...

On the basis of the research status of the snow-melting and the application of the electric heating cable, the preliminary design of the heating system and the control system of electric heating cable are investigated. Cable and pavements and the laying way of cable heating system and the working principle...

A unit cell structure of smooth surfaces was designed in this paper. By combining the orientations of the convex of the surfaces, four different models were presented. The mechanical properties of the models were studied by numerical analysis. The techniques of the representative volume element and the...

Exclusive solution can be found with the presupposition of the kinematical platform of Cartesian serial-parallel manipulator maintain the special shape, practical example carried out on the sensitivity of six input kinematical parameters to output spindle's position and pose, different importance of...

In this paper, in order to improve the green remanufacturing capacity of heavy duty machine tools, the design domain of axiomatic design is taken as the main line and extended it to the regeneration domain innovatively. The design structure matrix is used to consider the correlation and similarity of...

There are many different kinds of projects in major construction enterprises, thus, it is very important to well manage the whole project portfolios. However, not all the construction enterprises can easily and expertly manage these complex project portfolios. Project portfolio management organization...

With the continuous expansion of the size of China's power grid, the traditional inspection line has been difficult to meet the requirements of the future power system, research and application of inspection robot have been become necessary. Instead of manual patrol line, the inspection robot not only...

Video streaming over Bluetooth network as a medium of learning at higher education in the world began in 2004, in Indonesia, it began in 2012. Unfortunately, the development of video streaming using Bluetooth network has not been used optimally in the field of higher education, especially at client-server...

This paper discusses the design of the low-speed single-phase AC permanent magnet generator through the modification of a squirrel cage single-phase AC induction motor. Both rotor and stator of the single-phase AC induction motor are modified. Eight permanent magnet poles are embedded in the rotor so...

The finite element model was established and the forming process of magnesium alloy sheet in radial pressure deep drawing was simulated by using the commercial FE software Dynaform. The influence of hydraulic pressure and die clearance on forming limit, wrinkle, wall thickness variations and distribution...

For the structural limit state function with the multiple most probable failure points(MPP) and the multiple most probable failure domains, the reliability computation error generated by the First Order Reliability Method (FORM) or the Second Order Reliability Method (SORM) is unacceptable in some important...

The purpose of the paper was to test the floc performance in the process of flocculation by applying to the micro eddy water purification technology and machine vision floc-line detection methods. During the tests, the experiment consisted of detecting the flocs equivalent characteristics such as the...

In this paper, we design and implement the sports athlete real-time analysis model based on wearable devices and intelligent detection system. Because of the wearable computer man-machine interactive mode and normal computer differences in way of the human-computer interaction, led to a wearable computer...

Traditional mosaic methods of unmanned aerial vehicle (UAV) need ground control points, which are difficult to implement in the emergency situation. A new image mosaic method on small unmanned aerial vehicle is proposed. The method uses the Harris algorithm to extract the feature points and refines them...

The process of constructing breakwater project is a course of dumping rockfill. And the slit is squeezed out. The simulation of dumping rockfill is mainly by Lagrange or Euler algorithm. But these two algorithms have disadvantages in the process of simulating. The course of extruding slitl is a dynamic...

The objective of this thesis is analyses the strategic petroleum reserve, which is the important guarantee of national economic security. The current Chinese oil dependency and consumption are two ranks first in the world, but the amount of strategic oil reserves is relatively insufficient, reserve infrastructure...

Recently, with the rapid development of industry, the pollution of organic compounds and ammonia nitrogen is serious in source water. It is difficult to ensure the removal efficiency of ammonia nitrogen and organic compounds in effluent by conventional treatment technology. The article brings out the...

In this paper, the issues of stability analysis and controller design of networked switched control system are discussed by considering the communication limitation and handoff delay simultaneously. Based on Lyapunov stability theory and linear matrix inequality, the minimum average dwell time and the...

Tri-generation systems are regarded as one of the most efficient technologies to save energy consumption and reduce carbon emission. In this research, a smart grid using renewable energy and energy storage unit is studied as the electrical part of a tri-generation system. This study aims at satisfying...

A SST turbulence model is applied to solve the Reynolds Averaged Navier-Stokes Equations in numerically simulating the 3D steady wind flow field around the square with high-rise buildings in atmospheric boundary layer. The aerodynamic prediction was supported by velocity data collected in field measurement...

this paper makes discussion on evaluation index system of constructing comprehensive carrying capacity of ecological environment in cost zone area; it also uses data such as economy, society, ecology, environment and culture of Tianjin Binhai from 2011 to 2014 to make evaluation on comprehensive carrying...

Calibration flight is a technical means for the performance and accuracy inspection of TT & C equipment. It installs some cooperative objects such as transponder on the aircraft in order to simulate a access between the spacecraft and TT & C equipment, so as to complete some related test projects. The...

This research aims to evaluate acid mine drainage (AMD) treatment methods in the PT Laskar Semesta Alam coal mining area. The open-pit mining system in this area poses serious environmental challenges, especially regarding water and soil pollution. This paper focuses on the use of the coagulation-flocculation...

Bridge Management System or BMS is the evaluation system of bridge condition to get accuracy in management maintenance that is the purpose of maintaining the bridge age and preventing damage that could happen to the bridge structure. This research was implemented in 5 bridges in PALI district, South...

In order to maximize performance during physical exercise, we need to choose foods that contain carbohydrates, protein, and fat, and eat them at the right time. The purpose of this research is to develop the application “Let’s SeGar” which has the function of adding insight into the ideal height and...

Harmonic problem is one of the main problems that restrict the development of grid connected photovoltaic (PV) power plant. In this paper, a passive network model of harmonic transmission is established with detailed consideration of the electricity collection system structure of PV power station based...

With the design distance between cluster well and infilling well continuously decreasing, the calculation of separation factor is of great significance in the adjacent well anti-collision problem. This paper contrasts the differences between the currently common pedal curve separation factor and the...

This paper utilizes the conductivity method, critical pH method and turbidity measurement to select RO scale inhibitors. Six kinds of RO scale inhibitors both at home and abroad are used to explore feasibility of the three methods. The results show that, all of them can be the rapid screening methods...

With the growing of the aging in our country and the current situation of the residential environment for the elderly, residential constructions suitable for the behavior characteristics of the elderly have gradually been the key to improve and solve the residential environment problem for the elderly....

This study do binocular calibration experiments on the basis of the Z. Zhang calibration method, then unify coordinate system which can determine the position of the camera with respect to the world. The whole process use image processing software halcon to perform the multi-view calibration. It is argued...

The tightly integration methods of inertial-satellite navigation systems (IS NS) based on estimation of dynamic error models of inertial navigation systems initially have a methodical errors caused by using the procedure of linearization of dynamic error models. This methodical errors are significantly...

We have analyzed the changing in the alloy structure during different types of heat treatment. The authors have studied the modes of high speed heat treatment with an aim to improve the technological and operational conditions of corrosion-resistant elastic elements.

The superposition of the time and space of the grid can not only lead to local overload with random disorder in the large-scale electric vehicle, which Influences the stability, reliability and economy of the urban power grid operation in various degree. This paper analyzes the opportunities and challenges...

In order to ensure that the main tower of the suspension bridge is always in a safe state during the lifting process of the stiffening girder, the reasonable determination of the main cable saddle push and push stage is very important. Based on the energy principle, the Rayleigh-Ritz method is used to...

With the rapid development of the intelligent electric grid, the information security has been a key factor of the stable operation. It has been urgent that how to optimize the information security defense system on the base of the existing institution mechanism and maintenance framework. This paper...

A novel structure hybridized localized surface plasmons (LSP) with liquid crystals(LC) to offer active modulation on sub wavelength structure, it allow for CMOS-compatible fabrication is presented with theoretical explanations and the results of numerical simulation. Among the candidate devices for true...

In this paper, the characteristics of computer practice teaching universities and research requirements, analysis of cloud computing and virtualization technology, noted that the use of virtualization technology on campus to build cloud-based platform for virtual computer lab (Virtual Computer Laboratory)...

This paper analyzes the existing Ethernet authentication technology, build open ring hash table as a data structure for storing user information.Through the efficiency analysis, the simulation and the realization of the system, the validity of the 802.1X protocol extension and the improved parallel computing...

We have calculated the circumference ratio by Monte Carlo method and Buffon's Needle algorithm. Our results reveal that the estimated value approaches to the expected value as the Monte Carlo steps increase. The error between the estimated and the expected values decreases inversely as the square root...

The object of this paper analyzes the reliability level of pre-stressed concrete continuous girder bridges designed with the Chinese codes including the code for design of highway reinforced concrete and pre-stressed concrete bridges and culverts of AASHTO LRFD-2012 and JTG D60-2015 using cantilever...

Along with the development of oil and gas fields, geological condition and well pattern arrangement are getting complicated. More and more domestic and foreign experts have paid attention to the study of the interference testing to assess the connectivity between wells and solve the reservoir parameters....

Seven novel 3'-mono-substituted chalcone derivatives were synthesized from 2,4-dihydroxyacetophenone in 4 steps in 18-31% overall yield. Their structures were confirmed by 1H NMR. The anticancer activity of these new target compounds (4~10) against human leukemia K562 cells were evaluated by MTT assay...

This article mainly for power uncontrolled rectifier device and controllable rectification device is produced by the voltage harmonic mechanism has carried on the quantitative analysis. This paper illustrates the harm of harmonic of electric power system and harmonic treatment technology.

Debussy is one of the famous composers in music history, and he not only created a lot of innovative music, but also created a musical impressionist era, it is a landmark composers having. "Fireworks" is one of the important works of Debussy, which was the last song he composed 24 piano preludes, and...

This paper mainly introduces a new technology for incremental launching the small curvature radius variable cross-section steel box girder. To solve the difficulties traditional construction method encountered, new incremental launching method, girder curvature adaptation technology and intelligent surveillance...

Experience over the few years has proved that rotary percussion technology is an effective method to improve the rate of penetration in drilling petroleum wells. The drilling speed of the rotary percussion drilling is about forty percent larger than the common drilling. Research finds that rotary percussion...

10wt.% of fly ash cenospheres (FAC), two kinds of particle average size (60 m and 120 m), two kinds of particles morphology (ball-milled to powder fragments and non-ball milled), were added to the AZ91D Mg alloy slurry to prepare the four kinds of magnesium matrix composites by stirring casting method....

The Dual Fuzzy Sets (DHFSs), originated by Zhu and Xu [1], is a useful tool to deal with vagueness and ambiguity. In this paper, we propose one new measure called Cosine similarity measure for dual hesitant fuzzy sets, based on which the corresponding similarity measures can be obtained. We investigate...

Mesoporous NiCo2O4 nanocomposites have been successfully synthetized by a xerogel route followed by heat-treatment process using propylene oxide as a gelation agent. The prepared materials are characterized by X-ray diffraction, FESEM, HRTEM and N2 adsorption/desorption. The results suggest the NiCo2O4...

This report is to do a research on kitchen knife because of the recession of kitchen knife market in recent year. Using the method of interview is to collect the data information from 15 participants. Data analysis and key results find that kitchen knife, to some extent, needs to improve its working...

Considering that it is difficult to obtain accurate results for 2D cutting simulation of SiCp/Al composites, a 3D cutting simulation model for SiCp/Al composites was established by using finite element analysis software ABAQUS. In this paper, material properties are assigned to Al-based and SIC particles...

The work was carried out on Novotroitsk irrigation massif located in dry steppe zone of Al-tai Krai. The paper studies the impact of long-term irrigation (10–15 years) by water from Ob River fed via Kulunda main canal on the parameters of ameliorative condition of chestnut soils. The re-sults discover...

Over the last 300-400 years the forests of the forest-steppe zone inRussian Federation have changed greatly, as a result of human activity, which has led to a significant decrease in their biosphere functions, the main of which is carbon sequestration. The carbon balance in forest ecosystems of managed...

In order to reduce resonance of all-in-one machine of combine harvester and baler in normal operation, using 3D software of the compression device for parametric modeling, finite element simulation of compression device by ANSYS-Workbench software, calculating the first fourth order modal frequency and...

In order to meet the lunar exploration project three follow-up mission requirements, ship-borne unified monitoring and control system for adaptive transformation, which video switch matrix as the input and output interface is not exactly the same, if the goal of horizon fault, can only replace the backup...

The influence of different magnesium content on the inclusions in steel was studied under the condition of the same molten steel at 1873 K. The results show that, after the magnesium treatment, the tiny MgO•Al2O3 inclusions could become the nucleus of MnS in solidification of liquid steel, which weakens...

Guangzhou university city pavilion in the village of micro family activities based on the survey data, based on the method of consumer lifestyle (CLA), through the household survey, questionnaire survey method, using the GIS spatial analysis, research urban village family carbon structure characteristics...

A study on the temperature estimation of the geothermal reservoir from indications contained in Blawan has fully been carried out by the researchers. Geothermometer equations are used for temperature calculations involving the concentrations of Na, K, Ca, and SiO2 in hot water samples that have been...

Cracks are the most common manifestation of diseases in concrete dams. For dam cracks, many projects still use traditional measurement methods for detection, which are inefficient and subjective. To improve the accuracy and efficiency of crack detection, this paper presents a progressive automatic annotation...

The local metric set is a subset of vertex set in graph that introduced by Okamoto et al. It is referred to a subset where is for every two adjacent vertices in graph has different representation with the subset. Previously, Slater introduced the location set and reference set as another term of resolving...

This study aims to optimize the design of composite cylinders for submersible pressure hulls, taking the critical buckling pressure and failure load into consideration using sub-problem approximation method in ANSYS program. The finite element analysis was verified by comparing with the test results....

The purpose of this paper is to propose a mixed integer programming model of service restoration reconfiguration considering the minimum switching frequency and power losses. The recovery after the service failure of distribution network is a multi-objective optimization problem with constraints. This...

Large-capacity energy storage systems can meet the demands of micro-grid and the smart grid. But the traditional control method is difficult to realize plug and play and seamless switching between different operation modes, it has limited the roles of large-capacity energy storage system. Virtual synchronous...

Smart mobile devices, the application of the social network media and the information behavior main body of increasingly frequent activity, has produced in these types of equipment, media and behavior diversity, complex structure, a large number of unstructured data and semi-structured data quantity...

The Internet of Things (IOT), "The Third Wave of information industry", has brought more and more people to pay attention to. Within the framework of game theory, this paper analyzes the relationship between consumers and the Internet of Things. The results indicate that the active consumption in the...

Periodic vehicle routing problem and its solution algorithms are being deeply studied by scholars, the outputs of them are helpful to solve problems such as time setting for waste household appliances, bulky waste discarded in reality, etc. Through the literatures review of PVRP, it can be seen that...

The article puts forward the concept of art farmland,summarizes its characteristics and principles of rural landscape planning.Taking Landscape Design at Xihe valley in Qionglai,Sichuan as an example.Discussing the application of the art farmland landscape to rural landscape from the design idea and...

Because of the special engineering properties of red clay with high water content, high plasticity, high porosity and other special engineering properties, especially the water loss shrinkage of the subgrade surface has been cracked, which makes the subgrade produce a number of diseases. Paper took the...

In this paper, we developed vehicle emissions models as a function of the five operation modes of vehicles at a signalized intersection. Using VISSIM simulation software, second-by-second running activities data of the vehicles were generated for a signalized intersection. The outputs from VISSIM include...

With the rapid development of China's construction industry, labor, materials, machinery and other costs continue to rise, the cost of huge energy resources are no longer meet the strategic requirements of sustainable development. The construction of information infrastructure management model is to...

In computational fluid dynamics programming, meshing quality determines the reliability of the results of numerical calculation. For numerical programming in heat and mass transfer of U-type ground heat exchangers (GHE) in ground source heat pump (GSHP) systems, considering the limitation of the structured...

Present Chinese big cities are facing one common problem that road resources have being occupied by the construction of traffic projects. In order to solve the problems of traffic organization during construction properly, this paper put forward the research content and technical principle of municipal...

Large and medium scale biogas project has become the primary form in the development of biogas industry in Beijing. Based on the survey of biogas projects in Beijing, the characteristics of production mode and business operation mode of biogas industry are summarized. There are four production modes...

In this paper, the failure of the switch operation caused by a screw breaking of adjustable mechanisms is analyzed. A number of tests, such as macroscopic examination, chemical composition analysis, metallographic test, scanning electron microscope analysis and hardness test, were carried out on the...

Stakeholders analyze financial reports to assess the financial performance of banks which are used for making decisions (investing). This study aims to analyze the factors that affect the financial performance appraisal of the national foreign exchange private commercial bank and to analyze the effect...

Iron ore is an important strategic import resource in China. Australia is the largest source of iron ore in China, with over 700 million tons of iron ore imported annually. With the increase of imports, the water content of iron ore from Australia is abnormal, generally about 8%, but in recent years,...

A chatbot is an artificial intelligence (AI) system that mimics human-like conversations through text chat or voice commands. It can be integrated into messaging applications to provide customer service and support, and many companies across various industries have implemented Chatbots to interact with...