Advances in Engineering Research

In recent years, the rapid development of air transport industry has brought tremendous benefits to airports. But at the same time, complicated passenger flow also brings new challenges for airports. The greatly increased airport traffic leads to passengers' long waiting time as well as a drop in the...

Cyber space has important position as traditional combat field like land, ocean, air and space as a new field. The paper research the classification of cyber countermeasure equipment range test based on the analysis of cyber countermeasure equipment and its technical architecture. Put forward a new test...

In this presentation, the dielectric properties of SiO2 / BN composite is studied using the the logarithmic rule in the GEM equation.It is found that the dielectric constant of the composite material is effected by the contens of Si2N2O and temperature. And because the dielectric constant of SiO2 is...

Shale gas content is a key parameter to calculate shale gas in situ, it has an important significance to the evaluation of shale gas content and the prediction of resource reserves. Currently,the methods of determination shale gas content mainly include desorption method, isothermal adsorption method...

The design plan to combine wireless control technology with wireless transmission technology and applied to the vibration data acquisition system, send the data collected by vibration sensor to the host computer through the WiFi wireless transmission. Let wireless transmission to replace the traditional...

According to the phenomenon of the grinding ball wide application and low life, put forward on the basis of high carbon wear resistant steel and then optimized composition, adopted the forging and the isothermal quenching process to improve the organization and performance so as to improve the service...

Green infrastructure (GI) as a way of comprehensive spatial planning based on the conservation and management of land resources, against the spread of environmental, social and economic impact caused by urban phenomenon, provides strategic solution to ease the high-density urban land use, economic and...

Intelligent environmental Protection is a complicated systematic project, involving all aspects of environmental management, which is based on the overall situation and also given attention to the details. Hence, it is necessary to make overall planning on the top-level design of smart environmental...

In order to improve the growing serious traffic congestion on the junction of freeway and expressway (junction of road network in short), starting from the on-ramp metering, considering the main line and its on-ramp control requirements, the multi-agent collaborative was introduced. And the relativity...

A large number of computer, communication and control technologies are applied in train operation control system, which brings the internal and external security risks to the urban rail traffic, especially under the background that security incidents of industrial control system occur frequently, security...

This paper proposes a fully data-driven and complete solution for predicting steering angles in autonomous driving systems using exclusively Convolution Neural Networks (CNN’s). An autonomous car needs to make accurate control decisions to be to drive safely on the road and a great deal is dependent...

The complex and variable mountainous canyon environment has a significant impact on the operation of highway bridges. Taking the health monitoring of the Kaizhou Lake largescale bridge on the Weng’an-Kaiyang Expressway in Guizhou Province, China as an example, this paper analyzes the structural deformation...

The pyramid construction was formed with different K3PO4 and K2SiO3 concentrations under different temperatures. The pyramid size, density and uniformity on monocrystalline silicon surface have been studied. We found that the temperature has a crucial influence on pyramid density; the K2SiO3 concentration...

Based on the large-scale field conceptual solid model experiments of artificial torrents and water-rock flows, this paper studied the changes of flooding areas and cross-sections morphology of river channel in different bedload transport rates, and the results showed that:1) there is a critical point...

Wastewater treatment is a complicated dynamic process affected by microbial, chemical and physical factors. These variables are always uncertain. Due to the complex biological reaction mechanisms, the highly time-varying and multivariable aspects, the traditional analysis method in the description and...

Cable pylons are important components of extradosed bridges. However, cable pylons pose difficulties in design and analysis because of their complicated loading conditions in the anchorage zone. In the present paper, taking the super-large Ningjiang Songhua River Bridge as the reference, a theoretical...

Sand, also known as non cohesive soil, the particle is contact point to point. The particle properties are very suitable for the simulation of particle aggregation through the biaxial tests. Study on the sand mechanical parameters by the biaxial test with a linear contact model, parameters of the study...

This paper focuses on the special working condition-accidental loss of the effective load of sub-boom working conditions for combined lattice boom, establishes a rigid-flexible coupled model of the sub-boom system based on ANSYS and ADAMS, and applies multi-body dynamics analysis method to conduct theoretical...

To solve the problem of accounting informationization hierarchical data security, this paper, starting from the basic architecture and data distribution of cloud computing environment , will analyze the accounting data security of the cloud, pipes, and the client, construct accounting informationization...

Connectedness is an important property in topology space. Based on the definition of connectedness, in this paper, we defined strongly connectedness, that is, the connected spaces were enlarged by concept of the connectedness. It can be found that strongly connected spaces have many interesting properties....

This paper studies the globoidal indexing cam mechanism of tapered rollers and deduces the contour equation of the globoidal indexing cam of tapered rollers using the spatial meshing theory and rotation matrix. The paper focuses on the processing difficulties and a solution of a cutting tool controlling...

Combined with the studying experience gained in the workroom of Dean He of South China University of Technology (SCUT) as a visiting scholar, this paper recount how Dean He lead the design group to design Xiang'an campus of Xiamen University and Zhuhai opera house and how he run through his creation...

The greenhouse roller shutter machines available mostly are pointing controlled through motor, existing the security problems like easy falling of heat-preserving curtain rolled up. This paper presents a kind of multi-channel priority control device for greenhouse roller shutter machine, achiving the...

Base on daily precipitation dataset of 55 stations in Xinjiang, China and apply STARS (Sequential t-test analysis of regime shifts) techniques, trends in annual and seasonal total precipitation and extreme daily precipitation, assessed for 1961-2008. The results indicate that there is little trend in...

Magnetic latching relay, with the advantages of power saving, stable performance, small cubage and large carrying capacity, has been extensively used in power quality improvement field. While the testing equipment of magnetic latching relay, with a lower work efficiency, only targets the manufacturers....

The cementation has been the most widely used technology for immobilization of low-level nuclear wastes up to date. The increase of the amount of waste containing in a standard cementation unit is very important since it could reduce the waste disposal cost significantly, which requires an optimization...

Nowadays, modeling rail vehicles as a multibody in the dynamic simulation of ride comfort with a rigid carbody approach is less relevant—the analysis results are less accurate. The literature review shows that the first vertical bending mode vibration in the flexible carbody coincides with the human...

Traditional PID controllers, despite their widespread use due to simplicity and robustness, often falter in handling nonlinearities and time-varying systems without frequent retuning. Since scholars are not satisfied with conventional control theory, an integration of neural network and PID controlled...

In Bali, there is an alcoholic drink that is traditionally distilled by Balinese villagers. The drink is well known as Arrack Bali distilled from fermented sap of palm flower. The use of traditional distillation equipment makes villagers unable to produce the drink with consistent quality. In fact, the...

In connection with features and requirements of distributed system, this paper presents a solution of network communication based on ICE distributed middleware. This solution not only achieves efficient network communication in heterogeneous environment, but also realizes functions in the distributed...

Hydrogen addition to natural gas engine will conserve energy and reduce emissions. In this paper, the effects of enriched hydrogen were analyzed and exhaust gas recirculation(EGR) characteristics of hydrogen enriched compressed natural gas(HCNG) engine were simulated. The results show that the ignition...

It’s acknowledged that the problem of the scarcity of space resource is getting more and more serious since there is too much space junk floating in the orbits. If orbital debris couldn’t be removed in time, there would be a collision between operational spacecraft and orbital debris every 5 to 9 years...

With the emergence of various ecological crisis, changes in people's values as well as the impact of a variety of "green" ideological trend, people pay more and more attention to the construction of ecological and livable city. At present, the research on Eco-city has become one of the hot issues in...

The matching problem of the cannon and vehicle has been studied a lot, but the studies are more about the self-propelled guns with armored chassis, studies of the truck-mounted artillery with truck chassis are less now. AHP method is used in this paper and the vehicle chassis and artillery fire system...

Numerical simulations are used to investigate the statistical properties of the instantaneous difference in the received powers between the two ends of a bidirectional optical wireless communication (OWC) link through atmospheric turbulence. The probability density estimates of the instantaneous difference...

The experiment selected zeolite from ten absorption agent to adsorb potassium. Through the investigated of amount of zeolite, adsorption time and temperature, found the best parameters. When zeolite was used with 2g, adsorption time was 60min and temperature was 20℃,the extraction rate was 66.67%.The...

Feldspar dissolution phenomenon in Xifeng Oilfield DZ, ZY common areas, feldspar and secondary porosity generated by dissolution study area is an important reservoir of oil and gas reservoir space. This study in order to clarify the situation and development of secondary porosity in the study area, the...

In this paper, one typical case of industrial park was studied deeply. Based on the research of development history, planning and planning environmental impact assessment, the pollutant emissions, the environmental quality and the health of the surrounding population of typical case, some suggestions...

In order to improve the anti roll performance of multipurpose portal crane, a new type of hoist structure is adopted. An additional anti rolling plane of V-shaped structure is constructed by adding four supporting rollers which can swing with the hoist to increase the anti roll performance of the hoist....

The position of the tap switch is the main measure to adjust voltage, unfortunately, most of the position of tap switch was unknown because there were no information of the position on distribution transformer. This paper proposed a novel method to detect the position of the tap switch, the voltage and...

With the development of the wireless communication technology and intelligent wireless sensor, the positioning services based on WiFi are increasingly demanded. In this paper, we implement an indoor assets location system, based on WiFi and WiFi Received Signal Strength Indication (RSSI) measuring device...

Single and twin jet flow control by surface dielectric barrier discharge plasma actuator is studied in this paper. The plasma actuator is placed on the exit of a rectangular nozzle and particle image velocimetry method is adopted to measure the jet flow velocity and conduct flow visualization. The test...

A series of flame retardant epoxy resin composites with different content of PEPA-substituted polyphosphoramide (PSA) were prepared. The flame retardancy of EP/PSA composites was evaluated by UL-94 vertical burning test and the pyrolysis combustion flow calorimetry (PCFC). With the incorporation of 20...

Using city region as the study unit, this paper utilizes spatial statistical analysis methods to analyze the spatial distribution characteristics, spatial correlations, as well as the difference degrees of sector value-added growth rates for all cities of Henan province in 2011-2014. The results show...

Purpose: We do it for tracking the markers of experiments on vibration platform. Method: We recommended HT method which owns better robustness, then designed the programs by the way of MATLAB to demarcate the centers of vibration markers. Result: We have successfully demarcated the centers of vibration...

By actual testing of the first network system of a company in Changchun City, the main energy consumption aspects were analyst and calculated, then the determination of energy-saving evaluation indexes was discussed. Based on the properties of indexes, the energy-saving evaluation index framework was...

In this study, we developed a new portable hand perfusion imaging system for rehabilitation evaluation based on laser speckle contrast imaging (LSCI). The new system measured perfusion changes in hand surface quantitatively. The hardware of portable imaging system consists of compact optical and electrical...

Serious blisters were found on the shell surface of the gas tank which operated in wet H2S environment during a regular inspection. Gas sampling device was used to determine that the gas in the blister is hydrogen. The causes of blisters were analyzed and investigated by means of chemical analysis, metallographic...

We take research of straw-gas joint household gas project in Hebei Qingxian for example. First, based on the experience of Danish concentrated methane gas, we use the method of cost-benefit analysis so as to carry on comparative analysis of its economic feasibility. Second, we standardize the environmental...

Glass fiber reinforced polymers (GFRP) bars are non corrosion materials, their tensile modulus relatively are lower compared to steel reinforcement. A total of three beam specimens (GB1~GB3) were simulated under four-point bending. The main parameter's studies were the amount of GFRP reinforcement ratio,...

In the process of comprehensive promoting the electric power enterprise information and communication provincial, city and county "integration, specialization, lean" construction, the scheduling "integrated" support system can't fully meet the needs of intensive development of information and communication...

The results of investigations of extraction of oak chips by 50% aqueous-alcoholic solution during the ripening of the viscous beverage are presented. Studies were carried out in an extractor of the original design using oak chips "Sweet Vanilla". When extracting chips, the gas mixture with oxygen extractor,...

Starting with the systematic analysis of aerial target threat assessment problem of warship aerial defence combat, thoroughly studied the essential procedure of aerial target threat assessment under the system-combat condition of synthesis shipborne electronic war weapon, ship-to-air missile and aerial...

In the traditional text similarity calculation, most of the TF-IDF method. TF-IDF establishes the word frequency vector for the text, and calculates the cosine between the vectors as the similarity of the text. The algorithm is widely used in many search engines, information retrieval system can be seen,...

Rheumatoid arthritis is a systemic chronic autoimmune disease associated with multiple inflammatory mediators leading to joint destruction, synovial and cartilage inflammation. Treatment often used for rheumatoid arthritis is DMARD which causes dangerous effects, such as gastrointestinal bleeding, nausea,...

Uplift pressure within the dam foundation is crucial for maintaining the stability of gravity dams and serves as a pivotal metric in evaluating dam safety. This study evaluates the uplift pressure characteristics of the Wanmipo Hydropower Station's dam, drawing upon years of accumulated monitoring...

We report a systematic study of angle-resolved photoemission spectroscopy on Bi2Sr2CaCu2O8+ by using low-energy synchrotron radiation. Our focus is on delineating the doping- and momentum-dependent superconducting gap of the bilayer split bands, which are associated with the intracell hybridization of...

In order to further calibration parameters on transmission line, it should be considered the influence of the ac-tual conditions of the transmission line, which runs adjacent to the transmission line parameters. For single-circuit transmission line through calculation and double circuit transmission...

In this paper, the low-order harmonic elimination problem of H-bridge unit number 3 is explored with the cascade H-bridge converter. The initial value is calculated by using the method of vertical bisector reference sinusoidal signal, and then using the principle of least squares The Gauss-Newton method...

Based on research and analysis of the cloud services composition optimization problem, the cloud services composition optimization method of in cloud manufacturing was proposed in this paper. In order to effectively describe the cloud manufacturing services of rectangular cutting, the description model...

Carrying out the evaluation of land suitability for urban construction in mountainous areas will provide a fundamental basis for building mountainous cities. This study carried out a full evaluation on suitability for urban construction and its suitability grade of each evaluation unit in the mountainous...

We take into account to find a set of rapid evacuation routes during a building fire. We construct a three-dimensional building structure of the network, an evacuation route is a sequence of movements of people away from the threat of fire, to a safe exit in the network. The fire can stress crowds, cause...

This fabric is given priority to with plain weave, which can play a good down-proof, mainly for down jacket fabrics and development. Using superfine yarn of polyamide as raw material, making the fabric soft and exquisite, meanwhile, the weight of the fabric has been reduced so as to make such fabric...

For analog VLSI implementation of continuous Gaussian wavelet transform based on CMOS integrator, a novel method for Gaussian wavelet approximation based on swarm optimization algorithm is proposed. Gaussian mother wavelet is approximated by a parameterized class of function. By using a particle swarm...

Distributed energy is effective in the construction of conservation oriented campus, the campus power distribution system into the green renewable energy, can bring considerable economic benefits. Green renewable energy can reduce the environmental pollution and governance problems of the traditional...

When preparing cement raw slurry, in order to regulate its aggregative stability and flowability, a coal-alkaline additive is used, which not only changes the surface properties of disperse particles, but also intensifies the portland cement clinker synthesis process. Adding of coal-alkaline reagent...

Under the background of promoting recycling economy, the economic and environmental benefits of remanufacturing used products have become heat topic. In this paper, Stackelberg game theory is used to study the closed-loop supply chain models under Dual Channel Recovery concerning manufacturer and retailers....

Oil reservoir north of Zhanzhol, a fracture-pore typed carbonate oilfield, has a variety of reservoir types. According to the combination pattern of different pores and the relationship between porosity and permeability, carbonate reservoirs are classified into four types which are fracture-cavity typed,...

Tubular nickel oxide electrode was designed and tested in the paper. We successfully prepared a calandria by using polyamide filament, and successfully prepared a tubular nickel oxide electrode by using the tube and foamed nickel oxide electrode. Testing results of the tubular nickel oxide electrode...

A wireless blue light therapy capsule against Helicobacter Pylori infections based on a pH sensor was addressed. A pH measuring circuit module and wireless communication module were designed to pre-process and transmit the pH signal. By measuring the pH value changes, the capsule can identify the locations...

The purification capacity of SO2 and Pb for plants is the basis of the ecological rehabilitation of SO2-Pb compound pollution with plants.The experiment studies the purification capacity of Platanus orientalis on SO2 and Pb by field sampling. The results show that the purification capacity of Pb is strong...

Noise is one of the most main factors that affect the reliability of the power line communication; its time-varying characteristic is very strong, so noise acquisition and efficient storage is a must. But now, the noise sampling rate is too high, only a few hours, the amount of data storage may reach...

The development of a new generation of high performance gas turbine engines requires gas turbines to be operated at very high inlet temperatures, which are much higher than the allowable metal temperatures. Consequently, this necessitates the need for advanced cooling techniques. Among the numerous cooling...

Based on the single camera 3D refactoring system of ARM+FPGA, this paper designed dicaryon hardware architecture, which takes ARM processor as logic control center and FPGA as co-processor, to complete the design of device driver and partial software. This paper also utilized FPGA to complete the key...

The paper presents a simulating system for choosing an optimal technical and organizational variant of automatized tunneling technology in coalmining production. The system is based on methodology that uses a system-functional approach for tunneling operations analysis and a simulating and evolutionary...

The main purpose of this paper is to validate the spring-based fibiril-reinforced porous elastic model of articular cartilage. In this study, the ability to interpret the process of axial reaction and lateral displacement in unconfined compression experiments was used as a criterion to prove the correctness...

The experimental research has been carried out about the constant and variable pressure of sugar mud by filter pressing in this paper in order to meet the needs of production,and analyze the changed relationship between the filtrated volume and time under the constant pressure,Under the consideration...

In order to understand profoundly and grasp connotation and essence of ISCM, and can cause it into the practice to bring the expected harvest and the benefit.This article using the system analysis, the content analysis, the theoretical analysis and the real diagnosis research unifies and so on the methods,...

Thermoelectric materials with high figure of merit (zT) are very important to heat engines in the harvesting of waste heat. Silicon nanowire have attracted considerable attention due to its enhanced zT as compared to its bulk counterpart. This paper reports the transient transport behaviors of the thermoelectric...

According to finite element analysis software, this paper established numerical model for the UHV electrical single equipment and interconnect equipments in loop system, and made comparison on seismic performance for the single and interconnect equipments, at last proposed evaluation requirements of...

The ability of multilayer networks with increasing complexity, multidimensional and nonlinear mappings from large collections of examples can be good for image recognition tasks. In this case, Conventional neural networks(CNN) is compatible for image recognition task as it contains multiple layers of...

Panel zone strength in welded moment-resisting-frame connections have a significant effect on the stress and strain distribution in the connection and consequently on connection performance. It is generally believed that panel zone yielding is a yield mechanism that contributes to ductility of moment...

with the continuous development of the Internet of things technology application and promotion, RFID has been further developed as core technology. Through the positive research and innovation of schools, enterprises and government departments, the actual application of RFID technology has been developing...

The water efficiency of irrigation is a main index that measures the farm water use efficiency, because of many factors affecting the calculation and analysis, a lot of difficulties or problems have been met. This paper is based on the work of the calculation and analysis of irrigation water use coefficient...

A pot experiment was conducted to study the effects of exogenous melatonin (MT) on photosynthetic characteristics of eggplant under cadmium (Cd) stress. Five treatments were used in the experiment: leaves were sprayed with 0 (CK), 25, 50, 100 and 150 mol•L-1 concentrations of melatonin solution. The...

Aiming at the non-stationary features of mechanical vibration signals, a fault diagnosis method based on ensemble empirical mode decomposition singular value entropy and support vector machine are put forward. This method utilizes the advantage of EEMD which can effectively restrain model mixing and...

This paper investigated oscillatory properties of solutions for nonlinear parabolic partial differential equations with impulsive effects under two different boundary conditions, by using integral averaging method, variable substitution and functional differential inequalities, established a series of...

We conducted an immersion test for fresh and precast concrete in Na2SO4 solution of 5 g/L over 3 years. The water-to-binder ratio is 0.50 and the proportions of fly ash are 0-35%. The descent rate of compressive strength curve is regarded as the criterion, and the conclusions are as follows: (1) For...

A novel four rotor aircraft adaptive control algorithm, taking into account fluffy neural system, is described in this paper. Concentrating on the unverifiable streamlined coefficients which describe the push and torques, an adaptive controller for a four-rotor aircraft is composed in view of Immersion...

The current study investigated the environment indicators of a novel intermittent solar drying system (ISD) for drying agri-food products, and the drying behavior of onion slices during study. Mathematical modeling and environmental analysis of the ISD were compared with the stationary solar drying process...

China cities are in the state of shortage of water in recent years. Although large scale projects have solved some of the city's municipal water supply problems the linear water supply policy still can’t cover all the small and medium-sized city. In recent years, seawater desalination technology has...

We analyze the Analytic Hierarchy Process (AHP) and the Technique for Order Preference by Similarity to Ideal Solutions (TOPSIS). We build an old model based on the combination of them, which is named AHP-TOPSIS. The old model is built as: First, use the AHP to determine the weight of each factor on...

Lanthanum cerate(La2Ce2O7, LC) is a typically material with fluorite structure, which an attractive new generation TBC material due to low thermal conductivity, relative higher thermal expansion coefficient and excellent high temperature phase stability. Sintering-resistance of LC sharply decreased above...

There are abundant geothermal water resources in the deep of Guanzhong Basin, whose origin and renewable ability has been the focus of academic circles .Previous research results of the environmental isotope hydrogeochemistry showed that there was small amount residual sedimentary water formed in the...

Tunnel exploration is a kind of method with high efficiency and economy, but special tunnel exploration drilling rigs are scarce. ZDY1900S type all hydraulic tunnel drilling rig is a kind of equipment designed for tunnel exploration, also can be used to drill gas drainage holes, water exploration holes...

Urban land use expansion is the main characteristic of traditional urbanization, and which is one of the most significant features of urbanization in China. Taking the typical oasis town of Ganzhou District in Zhangye City as the research case, the paper quantitatively analyzed the process and characteristics...

With the maturity and development of virtual reality technology, more and more people use virtual reality technology to expand the life in different areas, the major manufacturers also produced a corresponding different equipment to promote and improve the virtual reality technology to bring people different...

In order to solve the fault diagnosis of aircraft power starting system, the fault diagnosis method through constructing binary tree SVM (support vector machines) is researched in this paper. Consider that the components which have high fault rate have priority to be isolated, the method trains the classifier...

In this review, soybean drawing protein was reviewed. The definition, nutrition and health function of soybean drawing protein and its application in food were detailed. And the future research directions of soybean drawing protein were outlooked, the article noted that the soybean drawing protein in...