Advances in Engineering Research

The monitoring and control system of tower crane is an embedded system which is based on the CRIO module and LabVIEW platform. It can monitor the work condition parameters and control the executing elements of tower crane. The embedded system configures CAN bus driver module and CAN node field detection...

With the social and economic development in today's technology, the natural eco-environment is disturbed by destruction, and with the improvement of people's living standards, the quality of the environment is poured more and more attention, so for Hydraulic and Hydropower Engineering Eco-environment...

A detailed simulation model of Photovoltaic (PV) generation system based on MATLAB/Simulink and the detailed mathematical presentation, is established first. Its inverter-based simplified model, i.e. the switching-function equivalent model is proposed and simulated, overcoming the limit of traditional...

Nonlinear finite element model of a transmission tower-line system was set up and galloping of iced bundle conductors in the system was numerically simulated by means of ANSYS software The galloping trajectories vibration frequency, galloping order, conductor tension and unbalanced tension characteristics...

In this study, the polysaccharides from Purslane were extracted by ultrasonic method and its content was measured by the phenol-sulfuric acid method using glucose as the standard. The crude polysaccharides were collected and purified by DEAE-Cellulose anion-exchange and Sephadex gel-permeation chromatography....

In order to realize the precision seeding of big seeds such as peanut, in this paper we designed a seeding machine which is characterized in that it is provided with an adjustable intake pipe,The upper end of which is connected with the original air inlet pipe of the seeding machine, the lower end is...

To solve the problems such as difficulty in inspection and inefficiency of quality inspection in the composite riveting process, this paper studies a method of data monitoring during riveting. According to this method, a pressure sensor and a flowmeter are mounted on the riveting tool using integrated...

Observe the deer melon polypeptide injection combined with aerobic exercise to glucocorticoids effect for the treatment of osteoporosis. Methods: selection of wenshan city, the first affiliated hospital of bone surgery in March 2013-November 2014 to receive glucocorticoids sex of osteoporosis patients...

In order to do real-time monitoring disaster prediction and life detection of flammable and explosive, high risk and highly pressure goods in the factory etc. Combination wireless sensor network node with temperature, humidity ,combustible gas concentration sensor ,using four rotor aircraft as a carrier...

This study was conducted to investigate the effect of natural flavonoid quercetin on exercise-induced oxidative damage. Twenty-eight rats were randomly divided into four groups, a control and three quercetin administered groups (20, 40 and 60 mg/kg). Quercetin was orally administered to rats once a day...

Based on the phenological regularity of rubber plantation and availability of data, this paper selected the Landsat satellite remote sensing data at 7 phases in America from 1976 to 2010 and combined and object-oriented classification. This means to set threshold based on vegetation index and carry out...

This paper researches HVDC operating characteristics and its sensitive factors of islanding system based on JinSu UHVDC in China. Several factors such as water hammer effect coefficient, parameter of governor, load model, DC frequency controller, power system operation mode and stability control measure...

This paper investigates the stress-strain behavior of steel-polypropylene hybrid fiber reinforced concrete (HyFRC) under true triaxial compression. Three definitive lateral pressure combinations of 5/10MPa, 4/15MPa and 3/20MPa were performed for different fiber volume fractions and aspect ratios. Axial...

Based on the characteristics of the attitude control system, this paper use the neural network predictive model controller which can identify accurately attitude system and obtain real-time control sequence applied to the controlled object through the model prediction, feedback correction and rolling...

The implementation of efficient water-saving demonstration projects, on the basis of constant pressure sprinkler irrigation project, by increasing the automation control system, constructing a set of the whole network in constant pressure sprinkler irrigation district, implement automatic regulation...

Guano flashover belongs to a form of pollution flashover, whose process is complex. Bird droppings shows liquid and has a certain viscosity and high conductivity, especially the conductive rate of some wading bird droppings reaches 6000~8000 s/cm. This article expounds the guano flashover generally can...

In this paper, we investigate the optimization problem of cloud service composition in cloud environment. First, the performance indexes for the optimization of cloud service composition is introduced. Then we propose an optimization method of cloud service composition, and establish a constrained multi-objective...

The design is based on ZigBee network communication module, which is mainly composed of power supply, master control, display, temperature acquisition, key control section, howler alarm and so on. It mainly uses ZigBee network to monitor the temperature value of collection point. The temperature is collected...

The expression for the elastic field of an expanding ellipsoidal inclusion in an infinite isotropic elastic medium is presented. The influence area of a subsonically expanding ellipsoidal inclusion is given in the form of ex-pressions and graphs. And the difference of the influence area between ellipsoidal...

Based on the Queuing theory and Cellular Automaton model, we design a three-dimensional toll plaza model that has two decks to reduce the congestion and increase the throughput. In order to describe its structure more clearly, we draw the stereo model and plans of it by using Pro/E and CAD. VISSIM has...

Passenger cabin is considered as one of the most important areas in the civil aircraft, and the cabin layout patterns significantly influence the passengers' comfort, airways' profits and the brand images of companies. This research is geared to the needs of dual-channel large aircraft cabin layout and...

MS.Net framework has a cross-language, cross-platform, security, as well as support of open Internet standards and protocols, and other advantages, it is the ideal framework for a new generation of Internet integrated service platform to build, based on the framework for the development of aerobic metabolism...

On the regional sedimentary background, the sedimentary facies was studied by well-to-seismic integration, in view of the complicated situation of the researched region. Based on the analyses of lithologic association, sedimentary structure, paleontology, rock color and its contact relations, well logging...

The adsorbent H8Nb22O59•8H2O and its precursor Rb8Nb22O59 were prepared to produce high-purify NaCl. Their characteristics were studied by X-ray diffraction (XRD), thermogravimetric and differential scanning calorimetry (TG-DSC) and scanning electron microscope (SEM). Two main calcinations factors of...

The hand-held excavator was particularly designed for artificial excatating pile drilling. It consisted of a motor, a gear reducer, a drill stem, a frame and a drill bit. The drill stem was an important component of the hand-held excavator. In order to improve the drilling speed of the excavator, the...

The paper proposes a matrix converter using unipolar IGBT, which is composed of three-phase rectifier and single-phase inverter, and transforms three-phase AC into single-phase AC. The main characteristic of converter lies on the only use of the unidirectional power transistor and no need DC support...

The water resources demonstration of Dashahe reservoir in GuanXian of China was analyzed and discussed through this paper. The Dashahe Reservoir project meets the requirements of various national policies and related plans, and the water meets the water consumption control indicator. Therefore, the water...

An intention prediction algorithm for natural human-computer interaction based on machine vision is proposed in this paper. Firstly, the motion data of human skeletal feature point is acquired. Then, the motion data and the real-time interactive image are coupled through data processing. Meanwhile, an...

This study highlights the positive aspects of GNRFETs and how they could be used to develop simple, fast, and energy-efficient adder circuits. CMOS limitations including drain-induced barrier lowering (DIBL), effects due to length of the channel, elevated leakage current, and temperature-dependent threshold...

Pico Hydro Power Plant (PLTPH) is the smallest scale power plant among other power plants with power generated with a capacity of less than 5 kW. Pico Hydro is one of the renewable energy sources that is environmentally friendly and also considered safe. In this study aims to; Making energy-efficient...

Currently, driverless and artificial Intelligence (AI) technologies are both developing rapidly, and the combination of the two could be instrumental in the development of driverless cars while having great commercial value. Current research on AI focuses mainly on algorithms, and there is still less...

With the feature of high pyrite, high gold, fine gold dissemination in a gold tailing, experimental studies of floatation and thiourea leaching were carried out on a gold ore. The results showed that single floatation or thiourea leaching process was not suitable for this tailing. The grade and recovery...

In order to solve the problem in monitoring high temperature strain coming from harsh working environment and extremely small deformation of components, a flexure-hinged displacement amplifier is proposed to be integrated in a sensing device in order to design a more sensitive sensor to accurately online...

WVD is most commonly used to do Signal processing in the time-frequency domain. Hough transform is a commonly used and classic way to do line detection. But in the field of engineering, there are higher demands for the speed of signal processing. Therefore, we could apply the Fast Hough Transform algorithm...

Corn cob dry is the key link of making corn cob powder. In order to ensure the quality of crushed corn cob, the research analyzes the features of hot-air dry of corn cob according to the experiment of corn cob hot-air drying. And the passage inquiries into the influence of different temperatures, wind...

Using Chagan Lake area as the study area and based on the DN value of sixth band of the Landsat 5 TM image of the region in 2011, this paper uses mono window algorithm to inverse the real surface temperature of the study area under the regional thermal radiation condition and curtained atmospheric transmissivity...

For the study of the interference that complex electromagnetic environment coupling to multi-conductor transmission lines, further analysis of the laws of field coupling to lines. The reverberation chamber’s chamber electromagnetic environment was simulated by scattering the incident angle of multiple...

The conditions of roasting activation of fly ash with NaF as assistant and extraction of Al2O3 by acid leaching were studied. The effects of conditions of roasting activation and acid leaching on the leaching rate of aluminum from fly ash were investigated of the pre- and post-extracted fly ash were...

In this paper, the construction method of common measurement matrices is studied, adaptability of common measurement matrices for mechanical vibration signal is analyzed. Typical measurement matrices are selected from commonly used measurement matrices, Gaussian random measurement matrix and Bernoulli...

Development of rational choice theory, routine activity theory, crime pattern theory and environmental criminology, criminal geography and other criminology theories laid the theoretical foundation of crime forecasting. Advances in technology enhance the reliability and accuracy of crime forecasting,...

The research and development of electric vehicles has become more and more common. This paper, according to the operating characteristics of electric vehicles motor, offers corresponding control strategies. Through experiments, the overall system of prototypes is excellent and can meet the needs of electric...

Real-time positioning system is critical for control and navigation of unmanned ground vehicles. In this paper, we present a low-cost integrated GPS/DR/IMU positioning solution. A two-level adaptive Kalman Filter based algorithm is introduced to fuse sensor signals. Experimental results demonstrate a...

Building a new airport in Bukittinggi becomes necessity to support tourism industry in west Sumatera and strengthen Bukittinggi as tourist destination. Eventhough the distance from Minangkabau International Airport to Bukittinggi is 72 km, the route and traffic condition have made the time to reach Bukittinggi...

After more than 30 years of rapid development in expressway construction in China, by the end of 2023, the total mileage of national expressways in operation had reached 183,000 km. However, a large number of existing expressways are facing issues of structural aging or over-aged service, with more than...

Accreditation of study program is an assessment of the governance of education and teaching conducted in a study program at a university and is carried out periodically. It has been carried out by LAM (Independent Accreditation Instituton) under the supervision of BAN-PT (National Accreditation Board...

This paper introduces the basic principles of OFDM system, simulates and discusses the inter-symbol interference and other issues caused by Gauss noise comprehensively simulates and analyzes the QPSK modulation technique using Matlab. This paper obtains the BER performance curve within a certain SNR...

This paper presents a mathematical modeling method about magneto-rheological fluids(MRF) in disk-damper for controllable damping hand-muscle developer which used for hand rehabilitation. In our research, the characteristics of magneto-rheological fluids based on Bingham plastic model were analyzed, the...

Intra prediction plays an important role in H.264/AVC. The mode fast decision is a significant factor for video coding efficiency in current video coding standard. Therefore, in this paper, the authors propose a method to choose the prediction mode quickly to save coding resource. According to the frame...

In this paper, four significant factors including the costs, the risks, the benefits, and the interference to other satellites, are taken into account by transferring them to the specific commercial indexes. The transferring calculation is on the basis of a series of integral-differential equations which...

Orthogonal experiments were carried out in a fixed reactor to investigate the optimum operation conditions of co-pyrolysis of Hongying coal (HC) and eichhornia crassipes (EC) with the index of tar. The results showed when biomass ratio was 35%, final temperature was at 550 , particle size was 0.355-0.500mm...

This article describes the characteristics of building information model technology, and analyzes the relative merits of Autodesk Revit with synergistic effect and relative merits of building model and the technical application prospect of Building Information Model, then show an application example...

Taking an office building in Changsha city, Hunan Province as the research object, its all-year hourly dynamic load is simulated by EnergyPlus software. On this basis, a simulation model of U-tube ground heat exchangers is built with the GSHP design software of GLD2012. The heat balance problem of the...

Deep water gravity jacket is a type of offshore steel structure developed in 1970s. Design depth of the type jacket is in 200m and 100~150m water depth is better. Now some foreign countries have the fabrication experience of the type jacket, however there is none fabrication experience in China. This...

Biotechnology purification organic waste gas is a new emission control technology gradually developed in recent years, with features of high efficiency, low investment and operating costs, no secondary pollution, safety and good. In this paper, the concept of bio-organic waste gas treatment technology,...

This paper studies the seepage flow model of three-area composite reservoir under three kinds outer boundary conditions (infinite boundary, constant pressure boundary and closed outer boundary), in which influences of well-bore storage and effective radius are taken into consideration. On the basis of...

Application of livestock wastes during three years has exerted generally positive influence on humus storage. Pig effluents application assisted in storing the total forms of nutrient elements in comparison to the bench-mark data and control. The more significant storage of nutrient elements in soil...

Cu-10wt%Nb alloy powders were prepared via three different types of mechanical alloying (MA) methods: wet milling, dry milling as well as MA of pre-milled Nb and as-received Cu powders. X-ray diffraction (XRD), scanning electron microscopy (SEM) and optical microscopy (OP) techniques were used to investigate...

An approach is presented to manage and support a LTE wireless communication networks. The achievements are expressed in terms of formulation and performance. In terms of formulation, a mathematical expression is modeled to describe the Admission Control and handover in LTE networks problem. The outcome...

Energy Internet, coupling energy and information deeply, is the focus of the current academic and industrial area. Meanwhile, with the cooperation of various forms of energy like electricity, gas and heat, multi-carrier energy system plays a decisive role in the development of energy internet. According...

Due to the uncertainty of the initial geometrical imperfection, it is difficult to evaluate its influence on bucking behavior of structures. In this study, the double trigonometric series is adopted to describe the initial geometric imperfection and the deformed deflection, and then the relation between...

SIP protocol has the advantages of simple structure, easy to expand, and so on. It has a good development prospects in network integration and business integration. Now many large business providers have begun to deploy and operate SIP based fixed network VoIP business, SIP will increasingly become the...

Seismic events pose a significant threat to the safety of bridge structures, potentially causing extensive structural damage or collapse. Structural health monitoring (SHM) systems for large-span bridges capture structural response information and generate substantial data but face issues like sensor...

During the pandemic, the literature on the COVID-19 landscape has improved significantly. Cardiovascular disease is a significant risk factor for COVID-19 patients. In this paper, we will use bibliometric analysis to map the patterns in global COVID-19 on Cardiovascular research, allowing researchers...

Container character segmentation is an important step of the container code intelligent recognition system, which greatly affects the subsequent character recognition work. In order to quickly segment a variety of container characters, an adaptive container character segmentation algorithm was proposed...

Development of the construction industry, driven by the progress of decoration industry, building materials technology applications at the same time gradually developed. As the market's prosperity and people's diverse needs, new materials, new technology and new technology, innovation and research become...

Based on analyzing the climatic conditions of northern China, the physiological properties of bryophytes and the features of glass pumice, this article proved the feasibility of using bryophytes and glass pumice for northern landscaping, and put forward application methods of bryophytes and glass pumice...

With the development of rectification technology and DC equipment, hybrid DC-AC transmission has arisen in the distribution network. In addition, the penetration of distributed generation (DG) in the distribution network makes the analysis of power system more complicated. As a key measure of grid programming...

Si was a promising anode material for next-generation LIBs due to its extremely large capacity of 4200mAh/g-1 (Li4.4Si phase). However, during repeated lithium insertion/extraction processes, the accompanied huge volume change (400%) induced the structural failure of the active material and resulted...

This design uses High Performance Capillary Electrophoresis (HPCE) to determine the Paeonol’s content in yanyan tablets. Electrophoresis separation controlled conditions for uncoated fused silica capillary column (75 m×52 /60cm) injection height 7.5cm, and using a concentration of 40mmol/L borax solution...

Electromagnetic brake system with electromagnetic clutch includes frictional function and electromagnetic brake device brake, friction brakes and electromagnetic brake are mounted coaxially on the rear axle, and the friction brake disc friction braking and electromagnetic brake device are provided with...

In this paper, we conduct research on the Android framework smart watches from the data security point of view. With the speeding development of smart watches, Android smart watches the operating system is more and more attention by people and use, data security has become the user's concern problem,...

A tool path planning approach is proposed in this paper to machine repaired blades of blisks in rough and finish milling. Measured allowances on the blank of the repaired blade are first analyzed with the measured point data. With respect to the non-uniform allowance on the blank, the cutting region...

Based on the methods of literature, field investigation, expert interview, mathematical statistics, system analysis and case studies, this article focuses on the analysis of the feasibility of BOT mode in the development of public golf course in China, the process of operation, the coordination mechanism...

A USB3.0 video transmission system with UVC protocol supported is designed. CMOS image sensor is used as photoelectric device. As a USB3.0 controller chip, CYUSB3014 acquires and processes data from CMOS image sensor, then converts the data to video that conforms to the UVC protocol. At last the video...

Obstacles detection is one of key technologies to realize Stop&Go cruise control. This paper presents an improved DBSCAN(Density-Based Spatial Clustering of Application with Noise) clustering algorithm for obstacles detection, which based on two-dimensional laser radar. The algorithm by improving the...

In order to solve the problem of GIS equipment structure and limited space, the paper develops the fixed device for rotary ultrasonic sensor based on the actual situation, expounds the principle of ultrasonic testing, and introduced the partial discharge defects, corona defects, free metal particle defects...

As we all know, during the Neogene the uplift of the Tibetan Plateau caused profound changes in the regional landforms and climate, and influenced the development of the Asian monsoons. The Neogene global cooling is a crucial event of geology history when the aridity in the Asian interior enhanced and...

In the context of the rapid development of intelligent manufacturing, industrial robots represented by intelligent welding robots are being increasingly applied in production. However, with the continuous improvement of manufacturing precision requirements, welding robots face more stringent challenges...

This article is based on a person's gravity survey, for example, detailed introduction of the gravity acceleration g measurement, the uncertainty in the human gravity measurement can be applied.

The simply supported steel plate-concrete composite girder bridge is widely used in bridge construction. Based on the economical height of girders formulas introduced in this paper, the structure parameters, including the height, stiffness of girders, the minimum compressive flange area, the ratio of...

Principle and method of using a distributed computer system, to survey the current situation of urban traffic congestion, Discover urban road network structure topology and a distributed system with a certain degree of similarity, And the problems of urban traffic problems into computer. On urban road...

This paper mainly studies the influence of the closed area open to the surrounding city road traffic, a traffic impact area road network evaluation system and analog system analysis model, using the method of circuit simulation system was solved by the analysis of the traffic network.The closed area...

In this paper, the vehicle engine block processing characteristics was analyzed based on body machining process path problem, process route optimization mathematical model was established, the principle of the basic genetic algorithm and genetic operation were analyzed also, a kind of improved genetic...

Through analyzing the dynamic disasters of KuZiDong mine 111303 working face in this paper,aiming at the high stress and low gas working face,that ucsing Composite regional measures of "the gas pre drainage standard before mining and effectively reducing the coal seam rockburst tendency through water...

In this paper, the control system of the mobile satellite antenna azimuth is studied, and the control scheme of the Smith fuzzy PID controller is proposed. The Smith - fuzzy PID controller has the characteristics of adaptive parameter adjustment, and has better adaptability to the change of the controlled...

Based on the theory of finite rotation beam, together with the finite element method, the rotor dynamic model is established, and the relationship of strain and displacement in the strain energy of blade is solved by introducing the generalized Danielson-Hodges strain and Green-Lagrange strain. The three-dimensional...

Baitapu River is an important tributary of Hun River and a typical city river in northeast China. Analysis of cheometrics date of water quality and environmental heterogeneity was used in 17 monitoring sites consisted of 12 water-quality parameters from 2012 to 2013. Spatial and temporal variations in...

This paper deals with the power loss of a photovoltaic inverter system. The research aims at revealing the loss mechanism of different parts and developing corresponding mathematical calculation methods of the loss. In the first part the structure of a commonly used three-phase grid-connected PV inverter...

An optimization method for the survivability of networked C4ISR system structure is proposed. The strategies of selecting the key nodes to backup, determining the number of the backups, and optimizing the backups processing are given in the proposed method. Based on the computation method for the importance...

SVC is a world-recognized mature and effective dynamic reactive power compensation technology, has been used widely in the world. Through the efforts for more than a decade, Chinese manufacturers have mastered complete SVC technology, own independent intellectual properties, have exported products to...

To test the boundary values of input variables is very useful but difficult when designing and debugging a software system for scientific computations. In this paper, the model-based method and the simulation-based method are integrated to form a practical approach to deal with this troublesome problem...

In order to improve the nutritional value of the noodles products, we added some ingredients in noodles and Moringa noodles were made. In this paper, the wheat flour was used as the raw material, adding appropriate amount of Moringa powder, and study on the formula of Moringa noodles. The experiment...

When the building facade has unevenly distributed rigidity and the top thereof has protrusions or the facade rigidity is suddenly changed, the building top can easily have significantly increased amplitude and horizontal displacement under the action of earthquake. The above phenomenon is called whipping...

Markov Chain is used for creating a dynamic model of the refugee crisis. we assume that refugees move dynamically between destinations with the transition probabilities which rely on the environmental factors. The model is applied to the current EU refugee crisis, and we obtain the dynamic process of...

3D film viewer is a kind of instrument that can display flat models that can display three-dimensional models. Its simple structure, clever design, and small size are suitable for large and small-format color or black-and-white flat pictures. You can view three-dimensional pictures consisting of perspective...

In this paper, in order to solve the problem of riverbank failure in Yangtze River estuary, the reason of the formation of riverbank failure and mechanism at the estuary of the Yangtze River was first analyzed. Then base on the newly derived formula recently by Chen et al, a two-dimensional riverbank...

Numerical simulation of Energetic materials combustion and Energetic materials burning rate determination is the key issues of Energetic materials combustion study. Material point method inherits the advantages of Lagrange and Euler, which have a great advantage when dealing with large deformation and...

Limited by the viewing angles and sizes of imaging instruments like cameras, large pictures can't be generated, and image stitching can solve this problem. image stitching is such a technique that seamlessly mosaics two or more adjacent images with partially overlapping and thus generates a high-definition...

With the rapid development of e-commerce industry in today's society, so that Internet consumption gradually become a modern shopping trends, and has become one of the schedules of people today an important part of life. Talented Students As the power of social development, because of its relation to...