Advances in Engineering Research

Horticulture Therapy, a new approach to health care, which can relieve stress and rehabilitate mind by touching and feeling gardening materials. Through researches on current society, we find that it is necessary to carry out horticultural therapy in our county. The Article has analyzed health effects...

Pspice engine which possesses powerful modeling and simulation functions is widely used to analog circuit simulation, while can not be provided with fault simulation function. This paper addresses the problem of how to performance analog circuit fault simulation simulate by calling Pspice engine. Firstly,...

Herein, we utilize ants as the prototype to build the multi-functional model that can walk, turn, cross obstacles and collect samples under the inventor environment. The operating principle of the robot was introduced and the strength of important elements were checked and discussed to investigate the...

For making feasible logistics management come true, fully using data resources, and establishing in line with the development of a healthy enterprise logistics management mode, this paper puts forward a new analysis model for evaluating the quality level of logistics management based on support vector...

Minimally invasive vascular interventional surgical robot system includes two parts, the master manipulator and the slave end-effector. With the operation of the system need to map the operation of the main hand to the end effector, to achieve master-slave operation. Based on the graph transformation...

The article dwells on principles of building and conditions of production of information measuring systems of linear displacement. A possible generalized scheme of the optometrist-electronic systems is presented. It is shown that action of optometrist-electronic information measuring systems is based...

This paper discussed the problems in the soft landing of Chang'e-3 Probe on moon, established a Selenocentric celestial coordinate system, used the latitude and longitude coordinates coefficients conversion formula, calculated the location of the perilune and the apolune of Chang'e-3 soft landing. The...

Groundwater recharge using reclaimed water is considered a promising method to alleviate groundwater depletion. However, the pollutants in the reclaimed water would be recharged into groundwater during this process and pose risk to groundwater and human. In this study, 12 isomers of NP were detected...

Based on the frequency characteristics of pulsed radar fuze signal and general wireless communication signal, the paper tries to analyze the interference that the latter on the former. By analyzing the working principle, working characteristics and interference environment of the pulsed radar fuze system...

The problem of consumer purchase behaviour has been concerned by many researchers. The paper presents an agent-based model of consumer purchased behaviour. The main of agent-based modelling is the modifier motivation function that considered price of commodities, quality of commodities, and website quality....

In this paper, a three-dimensional model of the melt conveying section of a PVC Wood-Plastic single-screw extruder has been constructed and the corresponding mesh file has been established through Mesh Superposition Techniques (MST). Then the rheological experimental results and material viscosity model...

The existing railway wagon flow forecast method cannot meet the demand of the actual railway transport organization. The old system is embodied in the slow computing speed and low accuracy. The railway wagon flow forecast system based on Hadoop-Hazelcast is designed to improve the accuracy of the forecast,...

This paper presents a novel reversible information hiding method for digital images by a joint with integer wavelet transform and assignment algorithm. This scheme takes advantage of Gaussian-like distribution histogram for utilizing integer wavelet coefficients in frequency and assignment algorithm...

The location selection of the dispatch and control center of South-to-North Water Diversion Project is one of the fundamental aspects of the construction. However, the discussions are not enough. On the basis of analyzing and summarizing the influence factors, assessment indicators based on factor classified...

With DDoS attack detection underlying technology continues to mature and improve more and more application-layer DDoS attack. Due to the complexity of the application layer protocols, application-layer DDoS attack is subtler and more destructive, more difficult to detect. Flow characteristics of the...

Based on environmental Kuznets curves, factors influencing development of regional low-carbon economy could be concluded as: scale effect, technology effect and structure effect of economic growth. Scale effect of economic growth has negative influence on environmental quality while technology effect...

AC-DC electrified locomotive and AC-DC-AC high-speed locomotive are two major electrified railway traction load type, and different types of loads can cause different effects to the power quality of electrified railway traction station. Based on power grid monitoring data of different electrified traction...

This study is based on the method of analyzing the steady-state errors of the traditional unity feedback control systems. The method in this study combines the concept of type number and the new error function offered by Kuo. In this study, the definition of type number will be revised. The new definition...

With the continuous development of micro grid technology, the power energy management system has gradually become a research hotspot. Micro grid energy management system can be divided into two control structures, centralized control and decentralized control.The multi-agent system is the best choice...

For gas-solid two-phase flow material suction and discharging process, the computational fluid dynamics numerical method was used to carry out numerical simulation through RNG turbulence model and Euler two-phase flow model. The material discharging system of a certain Powder material suction vehicle...

The paper presents the vibration analysis of 'modification' of a cultivator representing a manometric tubular spring (MTS) taking into account the rigid tip. It also considers the mathematical model of damped vibrations. The MTS dynamic model represents a thin-walled curved bar making in-plane vibrations...

For acquiring the precise parameters of bearing in rotating machinery, and further to study the bearing characteristics, and considering the difficult and bottleneck problems with wired monitoring method for bearing, the on-line monitoring method of bearing based on wireless sensor networks (WSNs) is...

Palm sugar yogurt is a product of fermented milk with palm sugar in the form of a thick to semi-solid liquid with a specific sour taste. The making of this yogurt utilizes palm sugar to help form a texture and give a sweet taste to yogurt, which is acidic. This research aims to determine the effect of...

Littering has become a major concern for the preservation of the public health and aesthetics of cities. The aim of this research is to show that an AI-based device can be one of the alternatives in reducing the littering in the public environment. This research proposes an AI-based platform that allows...

The application of wind turbines in an area as a power plant will always experience obstacles in choosing the type and number of blades used to produce stable electricity according to the specifications of the wind turbine itself. Low wind speeds to be able to produce electricity in a wind turbine can...

Badminton-like LiCoPO4 nanomaterials were synthesized by a hydrothermal method, using PEG 200 as the structure directing agent, followed by a high temperature post annealing process. LiCoPO4 nanoparticles could be obtained when PEG 200 is absence during the same synthesis process. As-synthesized products...

This paper studies and analyzes the principle, strategy, structure and working mode of "subject network search engines". A topic search engines system based on medical document classification is designed and implemented in Windows environment using C++. In this paper, the vector space model is used to...

To resolve air traffic congestion and ensure flight safety, ADS-B provides a strong guarantee. As a collaborative associated monitoring system and an airborne aircraft navigation system, the main purpose of ADS-B is to periodically broadcast the aircraft-related parameters, such as call ICAO, longitude,...

With the enterprise network management and accounting information construction applying deeply, as well as domestic enterprise risk management system construction work step by step. It is urgent hope in accounting theory circles to study under the environment of ERP listed company accounting internal...

In this paper, an optimal control model based on an improved HIV model is considered. Using of condom, screening of unaware infectives and incentive for treatment of the infected are used as the control items. Base on the same objective functional to minimize the unaware individuals and the cost of three...

as for the trust model in the past neglects trust fuzziness and dynamic and it can not precisely reflect trust relations, this paper relies on idea of fuzzy logic and it puts forward evaluation model of cloud computing based on fuzzy trust, uses fuzzy comprehensive judgment method to calculate trust...

In the existing logistics enterprises in our country, the logistics service level is not very well. Most enterprises are still limited to traditional pattern of service consciousness. It hindered the development of the enterprise seriously. Under the impetus of the e-commerce, China ushered a new era...

Potassium channels are one of the most complex and wide-distributed channels in neurons, which have concentrated more and more attention, because it is an important signal pathway in the neuronal apoptosis and pathogenesis of Alzheimer's disease and neuron apoptosis. In this study whole-cell electrophysiological...

one anoxic-aerobic Moving Bed Bio-film Reactor combined with membrane (MBBR) was used to treat a kind of synthetic leather wastewater, when the value of BOD/TN was controlled from 0.8 to 1.5, about 83.6% of ammonia nitrogen, 61.5% of total nitrogen, 87.4% of nitrate nitrogen, was averagely removed respectively,...

The load forecasting in the cloud computing is one of the most important technologies to ensure the maximize utilization of the system resource. Under the premise that the load is known in the next stage, the cloud computing center can assign the physical machines in advance, thereby reducing the waiting...

Both two-dimensional (2D) ZnO nanobowl arrays and three-dimensional (3D) ZnO inverse opals were fabricated using hydrothermal method with assistance of the three-dimensional colloidal crystal templates. Scanning electron microscope measurements showed the morphological evolutions of ZnO from rods to...

Geophysical investigationsprior to constructions stage are often met with difficult site conditions particularly over shallow water bodies. Due to site constraints, standard data acquisition procedures, either onshore or offshore may not be suitable in such cases. In this situation designing of site...

Nearly thirty years since the base-isolated structure in structural testing and actual earthquake that exhibit excellent shock resistance, it has aroused wide attention from domestic and international academic circles and engineering circles. The base isolation technique has become a new kind of anti-seismic...

The key problem of garment layout is laying as much garment patterns as possible in the certain 2D fabric, making sure the fabric’s using rate high enough as far as possible. This study takes mathematical analysis and computer algorithms research to garment layout strategy problem whose target is computer...

In this paper, the author constructed the risk identification system design of African engineering project, put forward the comprehensive evaluation method of engineering project risk, established the risk of third leveled fuzzy synthetic evaluation model of specific engineering project, calculated the...

With the increase of the number of railway container manufacturers, the average maintenance cost of each factory's container is uneven. In order to evaluate the quality of the container, it is necessary to do cluster analysis of railway container stations, thus classify the container by the different...

The capillary tube is one of the most important components in the air cooling system (AC), whose function is to reduce the pressure and temperature of the refrigerant in the AC system. The dimensions of the capillary tube influence the performance of an air cooling system, therefore this research was...

The variable step LMS algorithm can construct appropriate factor and adjust its filter parameters to achieve the optimal filter. But for the blind signals whose frequency bandwidth is different largely, the traditional variable step LMS algorithm can't meet the requirements. To design a new effective...

In order to reduce the influence of wind power integrated into grid in power system, carried out simulation analysis on static Var compensator control the impact of wind power integrated into grid process. On the basis of research on squirrel cage induction wind turbines and Static Var Compensator (SVC),...

Based on the data from field experiments, the phosphorus content and phosphorus accumulation of rice plants were analyzed, and phosphorus distributions in different parts of rice were studied as well. The results showed that compared with farmers' fertilization practice (FFP), site-specific nutrient...

A new method was developed for directly preparing conductive polypyrrole (PPy)/cellulose acetate (CA) composite films by in-situ chemical polymerization. The surface morphology of the films was observed by the atomic force microscopy (AFM). It was found that the composite films were composed of two layers...

When using torque sensor consisting of resistance strain gauge for the torque measurement in the E-bike, there is a nonlinear problem affected by temperature. In order to solve it, the surface fitting algorithm based on least-square method is proposed in this paper. Based on the error analysis of the...

For the problem of high PAPR in the Orthogonal Frequency Division Multiplexing (OFDM) system, Partial Transmission Sequence (PTS) algorithm is an effective method. However, the main problem of PTS algorithm is how to reduce computing complexity when searching the optimum phase. In this case, this paper...

Adsorption performance of catalysts and catalytic ozonation of organic pollutants from bio-treated dyeing wastewater were investigated. Among various catalysts, the granular activated carbon (GAC) showed the better adsorption performance for removal of COD from dyeing wastewater, and the adsorption capacity...

In 2001,the Huanjiang suffered heavy rain makes the fall of tailings, so Huanjiang river basin along the farmland is heavily polluted. The study focuses on the contaminated high sulfur polymetallic soil of Huanjiang, and conduct a preliminary evaluation on it. According to the pre-collection, the experiment...

This paper presents an approach to implement vibration signals for fault diagnosis of the rolling bearing. Due to the noise and transient impacts, it is difficulty to accurately diagnosis the faults with traditional methods. So a new type of learning architecture for deep generative model called deep...

Through the analysis of the key issues of Wind-solar photovoltaic hybrid generating system (WPGS) and electric system, this paper proposes a WPGS method applied to pure electric vehicles. Establish a mathematical model of WPGS in the Simulink environment, make simulation analysis on the vehicle based...

The paper designs an indoor location system based on RFID and power line carrier technology, introduces the hardware structure and software system working principle. Use low-voltage power line inside the building to solve the field wiring and information transmission. Use RFID technology to get position...

Intelligent headlamps AFS (Adaptive front-lighting system) can significantly improve safety of nighttime driving behivior, bending mode algorithm of conventional AFS are basically based on vehicle speed and steering wheel angle signal/ road wheel steer angle signals to control the swiveling angle of...

Researching results and monitoring urban highways with an upper layer of stone mastic asphalts on blastfurnace slag aggregates with a cuboid-shaped grain are presented in the paper. Crushed stone with such shape of grains is obtained after 3 stages of crushing on a modern domestic and imported crushing...

Regarded as the fourth-generation light sources, light emitting diodes (LEDs) have recently gained much interest as projection light sources due to their long lifetimes, large color gamut and small size. In this work, we design and fabricate a compound parabolic concentrator (CPC) coupled to an optical...

Building information modeling (BIM) is one of the most promising recent developments in the architecture, engineering, and construction (AEC) industry. With BIM technology, an accurate virtual model of a building is digitally constructed. This model, known as a building information model and BIM plays...

The purpose of this study was to determine the effect of internal factors on efficiency with BOPO and their impact on the financial performance of Islamic commercial banks. The variables tested in this study are Total Assets, Capital Adequacy Ratio, Financing to Deposit Ratio, Non-Performing Financing,...

The Covid-19 pandemic has triggered a significant increase of social media users in Indonesia and driven companies to shift their marketing activities online. Past studies related to social media marketing activities have much focused on luxury brands from large companies and less focused on local brands...

In recent years, as the burial depth of coal seams continues to increase, and the parallel mining and gas treatment needs a similar treatment, how to effectively optimize hydraulic fracturing parameters and accurately predict the gas extraction efficiency of stratified coal seams has become an important...

Rayleigh damping is the main form in direct integral method for structural nonlinear dynamic analysis under seismic wave. As stiffness proportional damping usually should be neglected for its significant influence on limit time increment, reasonable mass proportional damping becomes more important in...

The creep tests have been conducted for ultra pure ferrite stainless steel 409M at 650 and the applied stress ranging from 60MPa to 80MPa. The creep deformations and rupture behaviors have been investigated. The results show that a brief primary creep stage is characterized under the condition of test....

The construction of digital campus gives undergraduates a more convenient way to access the Internet and there have been stored massive network data. In this paper, use clustering algorithm and log file analysis to analyze these data to understand undergraduates' network status and the relationship between...

The aim of this paper is to study the structure formation in the composite powder material "copper- Ti3SiC2" and to study erosion-resistance of tool-electrode made from this material by EDM of metal alloys. The influence of Ti3SiC2 content on the properties (porosity, hardness, strength, electrical resistance,...

An environmental simulation system of low/high temperature for great space that is for a function test on its unfolding structure of some aerials is designed based on air refrigeration principle. According to its practical run at chamber temperature of -70 , its main parts such as driers, turbines, environmental...

The technology of seicmic wave is more and more useful in mineral prospecting,buried targets exploring and some other items .there are many disadvantages in the traditional seismic wave stimulate technology.this atticle summarises and compares the advantages and disadvantages among the seismic wave....

The productivity of converters is almost increased with oxygen supply intensity, recently, the amount of large and medium conerters has been increased largely in china. to the converter of 300 tons, vaporization cooling system is Key equipment for stable operation of converter production, Once some problem...

This paper uses heat pump technology to study a novel thermal energy efficient utilization system for geothermal water. It is a comprehensive utilization of heating system that high temperature geothermal water directly supplies heat stage by stage with combining two-stage water source heat pumps. Results...

With the development of the mobile Internet, short subjective information such as Weibo comments and product reviews has been rapidly increasing, and massive textual information makes manual management more and more difficult. This paper takes the short text as the research object to analyze the emotion....

The coupling effects of gas-rarefaction are taken into consideration to investigate the static and dynamic performance of the three lobe gas bearing with ultra-thin gas lubrication. The influence of gas-rarefaction on static and dynamic performances of three-lobe bearing with different models are studied....

As the latest quality control application, JMP has more advantages than Minitab, which is commonly used recent years, for it has better capability of dealing with and mining data, as well as its good automation ability. Therefore, it can be well used to analysis on large batch of data. At the other hand,...

Capacitive touch panels (CTPs) have been more popular owing to its excellent interactive performance. However, electronic magnetic interference, display noise and process variation negatively influence the accuracy of predictions of touch positions. A smooth tracking algorithm for capacitance touch panels...

In this article, the influence on the flight envelope of turbocharged solid propellant ramjet (TSPR) by turbocharger was studied by TSPR's performance prediction program. By those studies, some conclusions were obtained as follows: (1) to increase the compressor's pressure ratio could only expand the...

With the rapid development of automotive systems toward electrification and intelligence, fault diagnosis faces unprecedented complexity. Traditional rule-based methods struggle to address dynamic and multimodal faults in modern vehicles. Deep learning (DL) technology has revolutionized fault diagnosis...

This research examines the effect of taxes on carbon on firms’ carbon emissions. To examine the effect, this research used a manufacturing firm-level dataset from 2012-2019. The data were secondary data collected by Indonesian Statistics. The research did not include 2020 and 2021 because Indonesian...

The oxidation resistance is one of the most important properties of refractory materials. China national standard GB/T 32329-2015, which title is "Test method for oxidation resistance of oxynitride materials—non-isothermal oxidation", provide a standard characterizing method for oxidation resistance....

To further decrease turnaround time of container vessels, synchronous operation of Quay Cranes (QCs), Yard Cranes (YCs) and Yard Truck (YTs) is mainly considered in multiple work lines condition and an integrated scheduling optimization model of YC and YT, aiming at minimize the makespan of loading operation,...

The 1:4 scale model for shaking table test was designed as a typical three-storey-office building strengthened with external steel reinforcement mesh mortar layer. The process of modeling was provided, including the relationship of model and proto structure, and the design principle of model components....

Currently, the operation management of energy meter is still using regular maintenance and maturity rotation mode. With the recent popularity of electronic power meter, new online monitoring methods for electric power meter have improved greatly. In this background evaluation model for electric power...

This paper introduces the principles of electricity price-issuing model under a transparent task and a supporting expansion agreement. Moreover, it describes the technical features and advantages of the electricity price-issuing model by comparing it with traditional transparent transmission terminals....

With the popularization of Internet and the development at full speed of the multi-media technology, the copyright protection of digital works has already become the hot issue at present. The paper proposes a blind watermarking algorithm for text images’ authentication and protection based on DWT-DCT....

With the green economy era coming, the problem of regional green growth has received wide attention of the international community. It becomes a hot issue to identify the key influencing factors of green growth objectively and scientifically. The indicators in this paper have been selected from social...

In order to ensure the quality of welding line in Dongfeng Honda Automobile Corporation, the online automatic measurement and control station is designed. The operational principle of the station is introduced firstly, then the architecture of the system including power supply and distribution unit,...

Aimed at the heaving pitch coupling stability problem for underwater mooring monitoring platform under the action of a nonlinear flow field, the heaving pitch coupled equations of motion were established in consideration of initial stability height and drainage volume change; The stability transition...

The rigid long piles and flexible short piles which under the free state has carried out system test, firstly it has carried on the pile body completeness inspection before test, then to carry out the free state of rigid pile and flexible pile and composite foundation static load test of pile type respectively....

The problem of a rectangular plate dynamic stability is considered, the material of which obeys the hereditary deformation law. The differential equation solution for oscillations of a plate loaded with constant and variable load in the plate plane is considered as a series with separated variables....

The hydrodynamic characteristics, such as the displacement, velocity, acceleration, resistance coefficient and attack angle of three kinds of projectiles are analyzed by numerical simulation. The small taper angle projectile has the smallest resistance coefficient and attack angle. The results of this...

Numerical mathematical simulation of the strengthening combined local loading of the deformation zone in the process of penetration of indenters of different shapes into the piece body was considered. The simulation results were presented in the form of the pattern corresponding to the Odkvist parameter...

At present counting and sorting of the coin depends on artificial means commonly, so the sorting and counting process is low efficiency and higher labor intensity, with a high cost of production. To solve this problem, a sieve plate coin screening machine was developed. This machine is mainly composed...

We use the finite element software ANSYS to verify the explosion experiment about whether the projectile shell contains brittle zone, and the brittle with different width and depth to improve the fragmentation rate and lethality of shell material about 50SiMnVB. The simulation results show that the shell...

This review introduced the low molecular weight polysaccharides preparation methods, and the research progress of functional activity of low molecular weight polysaccharides were described, and the future development and application prospect of the low molecular weight polysaccharides were discussed,...

Through the online learning platform, learners form a virtual learning network. With such the learning network, learners can learn relevant knowledge and communicate with other learners about study notes, which demonstrate the similar characteristics of network with strong or weak relations. From viewpoints...

On 16 June 2021, a moderate earthquake with Mw 5.9 occurred in the Banda Sea, precisely at the top of the Banda Arc. The fault plane mechanism in this area is still not well identified, and this problem can be solved by determining the activated fault plane. In this research, the activated fault plane...

The implementation of this project aims to explore the specific application of digital twin technology in bridge construction teaching, promote the combination of technology and education, and train talents more suitable for modern engineering needs. This paper explores the application of DT in bridge...

A wideband omnidirectional dielectric resonator antenna (DRA) array has been proposed. The simulated results show that the return loss of the DRA array is less than -10dB in the frequency band of 1.61dB-2.92dB (57.8%), which can cover the 2G/3G/LTE bands simultaneously. In order to reduce the deterioration...

In this paper, a composite communication network is designed to solve the problems of bandwidth bottleneck and high latency in chain-type wireless communication network for transmission line online monitoring. A theoretical planning model of optical fiber separation placement is formulated with object...

PIV (Particle Image Velocimetry) technology is a transient, multi-point and non-contact speed measuring method of fluid dynamics, playing more and more important role in experimental fluid mechanics. The measurement of supersonic complex flow field has high requirements for PIV experimental configurations....

Since the base version of IEEE 802.11 released in 1997, wireless local area network (WLAN) has been developing rapidly, and it has gone through many versions and amendments. The 802.11 protocol is now very sophisticated through 20 years of modification. Therefore, it is very hard to understand all improvements,...

The research goal of traffic flow theory is to set up a traffic flow model which can describe the actual traffic general characteristic, finding the basic rule of traffic flow. Due to the nature of the cellular automata, applying the cellular automata to the traffic flow has become a hot issue in the...

In this paper , a new Hash Function based on one dimensional logistic mapping is constructed , and the control parameter and iteration numbers of piecewise linear chaotic map is produced by the Logistic map. Let the iteration consequence make a linear change, one way scattered functions has a good flexibility...