Advances in Engineering Research

Texture evolution in Fe81Ga19 thin sheets produced by specially designed rolling and annealing process was examined using X-ray diffraction analysis. Cold rolled sheet is characterized by strong fiber (//ND) , fiber (//RD) and widely distributed shear bands through the thickness. A strong fiber (//RD)...

Load forecasting has become a significant part in national power system strategy management. In this paper, the Support Vector Regression (SVR) for Short-term Load Forecasting (STLF) is presented to predict the primacy of the industry power in the electricity composition. The Support Vector Machine (SVM)...

Copper oxide contains of bivalent copper and monovalent copper, which is widely distributed in earth resources. In this article, the copper oxide films were deposited on transparent conducting glasses (FTO) by magnetron reactive sputtering under different sputtering conditions of power and oxygen flow....

Based on Cellular Automaton and Monte Carlo method, this paper constructs a model to discuss the problem of merging after toll, and redesigns the shape, size, and merging pattern of the toll area. Firstly, the movement of the vehicle is broken down into three stages to establish the corresponding sub-models:...

Aimed at the defects of data acquisition systems such as poor versatility, poor mobility, time and effort wasted, poor flexibility, vulnerable to adverse environmental, a wireless data acquisition system based on Android system was proposed. The system took the chip named STC12C5616AD as the main controller...

This paper reviews the properties and hazards of arsenic, the source and hazards of high arsenic tailings, as well as the latest research progress to world abroad on phytoremediation and physical and chemistry repair of high arsenic tailings, and the future prospects of the tailings processing.

Statistical process control charts have been widely utilized in manufacturing processes for determining whether a process is run in its intended mode or in the presence of unnatural patterns, it’s a multi-class classifier problem. Effective approaches to recognize control chart patterns is essential...

Train control system can achieve automatic control in the whole process or the part of process. The data of train control system in role is irreplaceable. Keeping train control system’s data transmission and exchange real-time and accurate, can make train safe. Completing the automatic generation of...

In order to investigate in influence of coagulant concentrate on volatile components of hard cheese made from yak milk cheese samples with half normal concentration of rennet(0.5X), normal concentration of rennet(X), 1.5 times normal concentration of rennet(1.5X)and with double concentration of rennet...

Digital network language lab has a powerful function and advantage in teaching, and has begun to gradually replace the traditional language lab. This paper introduces the characteristics and advantages of the digital network language lab, also analyzes the possible problems in the process of using, and...

With the New Perspective on the concept of Global Tourism, based on the whole industry, the whole element, the whole time and space to construct the tourism culture system from the perspective of the global tourism.The tourism culture system includes three subsystems: Material Culture, institutional...

This page proposed an intelligent radiator which used MCU AT89S52 as the core, mainly consist of temperature and humidity detection part, main control part, display part, control part. Firstly, collect the temperature and humidity of the environment by using DHT11 temperature and humidity sensors. And...

Phase-sensitive detection circuit tests signals according to the correlation of the reference signal and the input signal. The noise is eliminated by the independence between the reference signal and the noise signal. The sensitivity of the detector is improved significantly by the suppression of the...

The state council calls for accelerating the development of science and technology service industry. To improve deficient information of existing domestic arts equipment website, this paper describes a system for the analysis of the relevant integrated Information Service System which is basic and essential....

In this paper, a dictionary incremental learning method combination of ISOM(Incremental Self-Organizing Maps) and K-SVD is proposed. This method significantly improves the efficiency of K-SVD method for large sample based on the incremental learning ability of ISOM network. The experiment of image super...

This paper studys several kinds of MUSIC algorithms in DOA estimation, expounds the principle of Root-MUSIC algorithm, beamforming MUSIC algorithm, spatial smoothing MUSIC algorithm, conductes simulation for uniform linear array with Matlab, get the characteristics of three kinds of algorithms, Root-MUSIC...

There is no rational distance metric for nominal variables in traditional kNN classification algorithm. And the weighting methods commonly used in kNN cannot process datasets with multi-type variables or depend much on the field knowledge. An improved kNN method based on conditional probability and QPSO...

To reduce the amount of measurements, compressive sensing (CS) has been introduced to synthetic aperture radar (SAR). In this paper a novel synthetic aperture radar (SAR) imaging algorithm based on compressive sensing (CS) is proposed. In the range plane, the echo signal is reconstructed in fractional...

This paper proposes a method based on the method of Random Forest (RF) for better assessing quality of web documents, and formulates a novel quality evaluation index system including features of organization structure, network access and content. In order to extract the content feature of a document,...

Compared with traditional internal-combustion engine powered UAVs, electric UAVs have no emission of pollutants and low acoustic signal. So they are more suitable for military or civil missions involving intelligence, surveillance, or reconnaissance (ISR). This paper builds two electric propulsion systems...

Combined with the actual situation, this paper presents a program of optimizing substation control panel lighting- using LED bulbs. Using LED lighting not only saves energy, but also save the maintenance or replacement of lighting equipment required manpower costs. At the same time, it is very friendly...

Vegetation is the main indicator for the state and performance of the ecological environment change. In this study, we analyzed the spatio-temporal of vegetation variation in the Jinghe River Basin. MODIS NDVI (MOD13A2) data were adopted to monitor the dynamic changes. ArcGIS and ENVI software were used...

The use of boilers in the tofu processing process is very helpful for Small and Medium Enterprises (SMEs). Heating using a boiler shows a greater increase in efficiency compared to using conventional methods. The use of a vertical boiler is considered less efficient for use in the tofu processing process...

The vertical and torsional vibration basic frequency estimation formula of suspension bridge on “Wind resistant Design Specification for Highway Bridges” is introduced. Finite element model of HUMEN suspension is established. Whole vibration models and frequency are obtained by modal analysis, and it...

The virtual machine in the fine-grained information flow tracking is the basis for realization of transparent cloud platform program level control. The information flow control access to sensitive information in the process, because the authority transfer security level and cannot read or write the non...

Introduces the fundamental changes caused by autopilot to road facilities, transportation services and management methods. Proves the key problem of whether we can build a powerful traffic power in the field of highway traffic is to whether the transformation can be successfully changed from the traditional...

This paper focuses on four aspects: the factors affecting the movement of refugees, the optimal migration path, the allocation of resources and relevant policies to support our refugee model. Firstly, we adopt analytic hierarchy process(AHP) to analyze the factors and got a criterion to measure the refugee...

In the process of fluvial reservoirs development, bottom water coning leads to the problem of increasing water cut and low oil production. There are still significant amount of remaining oil in the upper layers of reservoirs after long-term waterflood. Drilling one or more lateral drainholes near the...

The wire rope is widely used in engineering as a flexure component. It is necessary that the wire rope defect must be detected for certain damage would be inevitable occurred in the using process. In this article, the brief introduction about the state of the wire rope defect in the domestic is given....

The frost-salt resistances of concrete were investigated according to the CDF methodeffects of air void systems introduced by different air entraining agent. The results showed that the frost-salt resistance of concrete increased with the decreasing of spacing factor and increasing of air content. The...

In this paper, we propose a community influence prediction calculation method based link similarity in social networkfrom the perspective of community influence. First, we put forwardpresent thea model of community influence prediction, and then descirribe make formal description for its related models...

Fe3O4 nanoparticles with tunable size and shape were synthesized by high-temperature organic solution method. The size and shape of nanoparticles can be tuned by varying the ratio of surfactant to precursor and refluxing temperature. Large surfactant : precursor ratio resulted in cubic shape, while small...

In this paper, the explicit finite element dynamic software LS-DYNA was utilized to investigate the process of projectile penetrating targets. The finite element model of projectile is simplified as two parts, warhead and balance part. In the finite element model, the threaded connection between warhead...

To contact constraints model of soft finger, replacing paired friction cones by linear paired polyhedral, so as to realize the linearization of contact constraints model. The linear constraints inequalities of grasping forces is derived, and the objective function of the smallest sum of output torque...

The exhaust flue gas cooler in a 300MW oxy-coal fired boiler is taken as an object of study. The simulation model of the cooler was established by the method of lumped parameter. The change rule of the exhaust flue gas cooler parameters and the flue gas thermal physical property parameters were analyzed...

Along with the arrival of twenty-first century, information technology develops very rapidly, and computer technology has gradually penetrated into the modern life, especially the application in college teaching. The lash produced by the network teaching to traditional teaching mode and students’ learning...

Life length of PLA sand barrier shall be influenced under wind-drift sand. This study researches the law of abrasion performance to provide theoretical underpinnings in predicting life length of PLA sand barrier. This study tests the abrasion performance of PLA sand Barrier by applying Martindale Abrasion...

The heater structure plays an important role in the chip-scale atomic clock (CSAC) to achieve the performance of low power consumption, and it is the most effective way to make the structure by depositing the indium tin oxide (ITO) for its heating performance and transparent property. The influence of...

This paper introduces a grab operation test system of a gantry crane and apply this system to compare the working performance of the new hollowed grab bucket with the traditional grab bucket. By using the data acquisition card (DAQ card), the test system collects the data of torque limiter and current...

Slope cropland and terrace are common land use types in Danjiangkou reservoir catchment areas and indoor artificial rainfall simulation methods are employed to study nutrients’ loss law of the two soils under different rainfall intensities, for the layout of soil conservation measures in farmland and...

In this paper, a model to determine optimal investment strategy for foundation is introduced. Firstly, we preprocess the college data and classify, filter and fill the missing data with clustering analysis and regression method. Secondly, based on Back Propagation (BP) Neural Networks, a model of ROI...

Electrolytic codeposition technique was adopted in the deposition of NiFe-SiC coating on the stainless substrate, using nickel alloyed with iron as the binder phase with SiC as dispersed particles. The results indicated that the deposit with SiC nanoparticles was level and compact; the crystal-planes...

To evaluate the improving effects of artificial grassland restoration measures on soil organic carbon (SOC), soil with different depths, 0-5 cm and 5-10 cm, was sampled and three components of SOC, i.e., total organic carbon (TOC) content, water soluble organic carbon (WSOC) content, and hot-water extractable...

Traditional villages have unique natural environment and cultural deposits, which have become hot spots of tourism exploitation. However, as a special landscape form and cultural connotation of rural cultural landscape, its resources have the characteristics of scarcity. In this paper, based on the perspective...

The probe and measurement circuit for the liquid level measurement of ultra low temperature cylinder was designed. Liquid Nature Gas( LNG) sensor is a coaxial capacitance sensor which was used with the material of 304 stainless steel. Teflon was used as an insulating material to isolate the stainless...

Ram-compacted piles with vibrating gravel base is a simple method of foundation treatment which was applied to engineering in soft soil areas initially with which soil surrounding can be compacted by the impact of hammer transitted by gravel. Relatively low cost and ordinary construction technique have...

In order to explore the information flow, we contract and analyze the Dynamic Complex-Net-Based Info-Transmission Model. Simulate the realistic information transmission network utilizing the model. Considering the characters of information transmission, we employ the SIR-Based Info-Transmission Model...

Study of the methane-air explosion mechanism is of great important for the safety utilization of the coal bed methane and safety production of coal mine. The methane-air explosion reactions were numerical simulated in a closed spherical 20 dm3 vessel with the ignition electrode at the center. The simulation...

Different sampling methods were used to collect samples from ventilator pipes after they were sterilized for selecting an optimal sampling method for the disinfection of ventilator pipes. 200 sets of the ventilator pipes used in clinic were randomly divided into group A and B. The pipes in group A were...

Firstly, using CAD software SolidWorks to establish a geometric model of the servo turret. Then, using HyperMesh to pretreat the model. In the established finite element model the equivalent contact area method was used to simulate the bolt connection. At the same time, the virtual material method was...

The multi-component Nb-Si system in-situ composites with composition of Nb-20Si-5Al-15Ti-xW (at. %) were prepared by Spark Plasma Sintering (SPS) technology. The high temperature oxidation behavior and microstructure of the alloy were investigated by scanning electron microscopy (SEM), X-ray diffraction...

Anodizing is a surface treatment method and this is the first to report research on anodizing on Al-B4C composite. The growth of anodic alumina oxide was conducted on Al-B4C composite in cost-effective sulfuric acid electrolyte. In this paper, we have discussed the effect order of anodizing voltage,...

To promote the application of autoclaved aerated concrete(AAC) block self-thermal insulation system in severe cold and cold zones, this paper proposes the construction of self-thermal insulation wall, shear wall insulation treatment measures and the detail construction of beam column thermal bridge....

Asymmetric flatness occurred on the products of a 2250mm hot rolling line when they were rolled in a cold mill. The production data reflected that these products deviated much in hot rolling. Because of the large thickness, rolled pieces show asymmetric profile instead of asymmetric flatness under asymmetric...

For a single sample face recognition problems, this paper propose a supervised two-way two-dimensional locality preserving projection method to extract the facial features, based on locality preserving projection. The recognition phase, this paper presents a method of sub-characteristics voting, In this...

Building information modeling (BIM) technology can effectively solve the problem of information sharing in construction project, but its benefit has not been maximized due to the lack of matching delivery. Even integrated project delivery (IPD) creates the collaborative environment for BIM, part of the...

As the fast-development of artificial intelligence and modern medical technology, the real-time monitor of vital signs of critical ill patients has become a hot topic in the field of medical research, and receives a wide range of attention. hereby present a new anomaly judgment method of vital signs...

I design a rational toll plaza layout and the congestion problem of the vehicle passing through the toll station is optimized reasonably.By analyzing the behavior process, the arrival distribution and the distribution model of the vehicles at the toll station,we get a reasonable number of conventional...

A noninvasive method based on ultrasonic velocity was proposed to detect the displacement front in core displacement experiments. CO2 drive experiments were carried out to prove the possibility of detecting the displacement front. The characteristic that ultrasounds have different propagation velocities...

This article presents the mechanical design of a modular quadruped robot, named XDog. The leg mechanism of XDog has coplanar hip joints with the leg apart from the body to increase the motion range of the hip joint. Gear pair is used to drive each joint to promise high motion accuracy and compact assembling....

Chemically mixed Mn1-xCoxFe2O4 nanoparticles with the size about 8 nm were synthesized by thermal decomposition method. The content of Co element x varied from 0.02 to 0.08. Magnetic measurement indicated that 8 nm Mn1-xCoxFe2O4 nanoparticles were superparamagnetic at room temperature and ferromagnetic...

In recent years, people made a lot of progress for solving Boolean satisfiability problem. Existing solvers have been successful in dealing with problems with thousands of Boolean variables in reasonable amount of time. And there is a trend to use Boolean satisfiability solvers to deal with practical...

The tilted visual angel of the camera determines that incline will inevitably occur in vehicle license plate (VLP) recognition system. This will bring about difficulties to the following character segmentation and character recognition. Traditional correction methods can receive high accuracy hardly...

This system controls the speed of the fan by the temperature collected by the Single chip microcomputer ,the terminal of android can remotely control the fan by the communication protocol of Bluetooth 2.0.This system can display teal-time temperature. There are three kind of wind speed can be adjusted....

This article discusses the current development of tests about pile foundation at home and abroad. According to the difference of test purpose and content, it is analyzed that several typical test methods of the Multi-Extruded-Expanded-Plates pile. In the article, due to the imperfections existed in the...

Establish two class operational effectiveness evaluation index system of smoke support system, and based on classic smoke support operational scenario, according to system simulation method, conduct program inferring and deducting and evaluate smoke operational effectiveness by integrating it into full...

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This paper employed the questionnaire method to research the community residents' perceptions and attitudes toward tourism impacts of residents in ancient city of Xingcheng. As indicated, the local residents believed that tourism development had not lead to environmental degradation, but improved community...

The aim of this work was to investigate the effect of titania nanoparticles (TiO2 NPs) on chlorella cultivated in modified Blue–Green medium (BG-11). The chlorella species were exposed for 96 h with a daily reading of the quantity of chlorella cultivated in modified BG-11 medium with different concentrations...

The flue gas compression system in a 300MW oxy-coal fired boiler unit is taken as an object of study. By the leakage test of quad-section rotary gas-gas preheater on B-MCR condition, the influence from the leakage on the operation parameters of the flue gas compression system were analyzed. The results...

Positively charged cellulose derivative quaternized cellulose (QC), was layer-by-layer (LbL) assembled with negatively charged cellulose derivative carboxymethyl cellulose (CMC) to produce the thin film. The factors of dipping and rinsing time on the thin film growth were investigated. FT-IR confirmed...

Local binary pattern (LBP) has widely used in face recognition with extracting texture feature, for the high statistical histogram dimensions of LBP and unable to effectively express the edge and direction information of image, so a method which is called fusion with blocking CS-LBP and HOG features...

A high resolution digital integrated chip capacitor measurement system was designed.The major components of the system mainly includedmain control chip, capacitance transducer, data storage and communication interface.ARM7-based mcro controllerSTM32F207was used as the main control chip, capacitance measurement...

By carding the researches of health evaluation methods of domestic urban ecosystem, this paper discusses the principles, methods and revealed problems of urban ecosystem health evaluation, in order to providing reference for the building and evaluation of urban ecosystem health evaluation system.

Based on the research of paste-like backfill technology in roadway mining under highway of Tang’an Coal Mine, the mining scheme was elaborated, the system and technology of roadway mining with paste-like backfill were introduced, the technical effects and economic benefits were analyzed. The results...

The model of urban spacial structure is a significant regulatory mechanism to control the urban space resource distribution by planners. It is the result of conflict selection by government,citizens and other economic institutions. As the reflection of public benefit, planners should utilize the social...

The overall design scheme of a rocket launcher is proposed in this paper. Modeling and rendering, model transformation and scene synthesis in scene generation has been studied. And the interactive training processisdeveloped. Moreover, the key technology of system design is illustrated.

Precision agriculture has greatly progressed by increasing crop output in recent years. Unfortunately, diseases caused by pests and insects often lead to big losses in fields, reducing crop yield. To fix this, fertilizers and pesticides improve crops and control insects and pests. People are worried...

Wireless sensor network localization technology is currently a hot research topic. WSN is a special self-organizing network, Range-free positioning technology at the advantages of its low cost and its simple hardware equipment has been widely concerned by the researchers. Therefore, this paper studies...

The construction of wind turbine generator set depends on the sufficient measurement of wind resources, and reasonable layout and management. Flat open terrain is the ideal condition for the operation of the wind turbine, but the actual terrain fluctuation is changeable. Because these terrains are close...

Laser tracker is an important optical instrument for precise geometric coordinate measurement in large scale. Position sensitive detector (PSD) is one core miss-distance detecting sensor of laser tracker to achieve precise cooperation target tracking. The tracking parameter calibration accuracy based...

In this paper we are discussing about the fuzz testing of network protocol. Compared with the general software vulnerability mining, the difficulty of using fuzz method to detect the protocol vulnerabilities is that the network protocol is a state machine, and the correctness of the input message has...

With the prosperous development of the next generation Internet technology and the rapid popularization of intelligent ends, cloud media will shift from "one cloud end, multi-screen" to "user-centered" "endless interaction", becoming the next transformation of Internet and serving the world more extensively....

In this paper, we introduce surface plasmons, a hot issue in the Frontiers of Science and Technology into the teaching process of "Mathematical Physics Method" course. We analyzed extensively metal nanowires, a typical plasmonic waveguide combining the separation method and numerical solution method....

In the process of tunnel excavation, in order to ensure the error between the direction of travel and the designed tunnel axis within required range, the relationship between the position of the shield and the designed axis of the tunnel should be monitored and measured in real time. The laser displacement...

Poly(N-isopropylacrylamide) is a representative thermosensitive polymer, whose hydrogels have broad applications. But poly(N-isopropylacrylamide) hydrogels are weak and brittle. To get higher strength hydrogels, in this paper, silica sol was utilized as nanoparticle reinforcer source to construct poly(N-isopropylacrylamide)/silica...

NASA demonstrated that there are more than 500,000 pieces of space debris around the earth.It is necessary to remove the space junk because they do great harm to the aircraft. How to remove the space junk has become a universal concern.. In this paper, model is established to find the best alternative...

The rural house with comprehensive circulated utilization systems has been designed and built in a village around Fuxin city, which could separate production from living region. At the same time the energy circulation could be taken out. This new design mode could solve the following actual problems...

A robot is a machine that can perform desired tasks with high accuracy and minimal human interference. Robots are employed to automate repetitive activities and work in unpredictable or hazardous environments. Depending upon the functionality, different types of robots, such as Automated Guided Vehicle,...

The research object is based on public rail transit network of two cities in China. The robustness analysis is carried out on the rail transit network which is constructed by the transfer stations. On the basis of the existing robustness evaluation indexes, we put forward alpha index and isolated node...

To study the gradation applicability of Lucobit modifier and make it adapt to China's basic national conditions well, the gradation of AC-13C was selected to research pavement performance in this text. The mix design of AC-13C without Lucobit is researched first. And then the performance of AC-13C is...

Knowledge compilation is a way of preprocessing a given knowledge base so that queries can be answered more efficiently. In literature, a lot of methods for knowledge compilation have been proposed. In this paper, we propose a new method for knowledge compilation, which is based on the Combination rule....

In order to accelerate the modern engineering management, promote the transformation and upgrading of highway and waterway engineering construction and development, improve the quality, safety and operation service level of highway and waterway engineering, the article sets up an evaluation index system...

Eggs are a common and accessible culinary item. Eggs are a vital source of nutrients for the human body and have a high nutritional value. Selecting high-quality eggs is essential since low-quality eggs can have a negative impact on health. Due to the human eye’s limited capacity to accurately sort vast...

With the rapid development of artificial intelligence, its application effect in the field of UAV path planning is becoming more and more significant. It plays a great role in path search optimization, environment perception modelling, dynamic environment adaptation, and multi-UAV collaboration. Reinforcement...

Machine of gypsum hollow brick is a special machine equipment for making gypsum hollow brick. To improve design efficiency of the gypsum hollow block forming machine, shorten the product design and development cycle, meet the needs of medium investors and product upgrading, enable enterprises to quickly...

Water resources shortage is a problem paid general attention to in today’s world. How to predict the clean water provided in a region become universal concern ever since. So we develop a NARSD Model to analysis water bearing capacity with the rate of water supply to water demand. It is improved from...

b-cyclodextrin (b-CD) is a kind of cyclic oligosaccharide with a unit of D-glucopyranose. It shows good molecular recognition ability for its unique physical and chemical properties and suitable cavity structure. It also is an important supermolecule. It is easy to be derived to get a variety of functional...

This paper assessed optic camouflage performance by a two-stage hybrid model combined DEA and ANN. The assessment indexes of optic camouflage performance were firstly constructed. Then we proposed the hybrid algorithm by the following two stages: (1) Conventional CCR model was improved by super-efficiency...

Urban parks are natural refuges and public recreational resources in municipalities. The profession of landscape architecture was established during the nineteenth-century urban park movement and has been taking developments of the urban park system as its main mission ever since. Experts from various...