Advances in Engineering Research

Transient performance is an important parameter to measure the performance of electronic current transformer in smart substation , the transient performance of electronic current transformer with analog integrator and digital integrator is analyzed theoretical and simulated, Simulation results show that...

In the conventional satellite communication networking process, face with many problems, such as resource utilization is not high, QoS is weak, lack of real-time dynamic adjustment to link. PCC architecture-based satellite communications network model through a secure channel to receive channel real-time...

Based on CAT (hydraulic computer aided test technology), by use of multiple sensors gathering experimental signals, the testing platform develops performance testing work to axial piston pump on the hydraulic controlling platform. Based on digital computer and LabVIEW graphic development platform from...

The decision information of mining craft selection is multi-attribute and fuzzy, so we propose a decision model by using Vague sets theory in this paper, the given score function considers the influence which is the hesitancy degree to the decision, the weight of attribute factors is determined by fuzzy...

This paper presents an improved genetic algorithm based on chaotic characteristics, main combining with the rapid global convergence of genetic algorithm and optimization of chaotic sequence, through the singularity and the complexity of chaotic system to improve mutation operator of algorithm to obtain...

Aiming at the increase of electronic products brought about by the hazards of electromagnetic radiation intensity of an electromagnetic wave, designed a time for detection of people within the scope of activities to re-mind people to exceed the standard, in order to prevent the electromagnetic wave radiation...

The Communication Based Train Control system (CBTC)system controls the operation of the train by calculating the moving authorization for all the trains running on the line through the Zone Controller (ZC, for short) arranged on the ground. The centralized vehicle computing system does not need to arrange...

TSZ-6A type strain control triaxial compression apparatus is applied for indoor test of some soil samples in Gansu Longdong (Qingyang) loess landslide, unconfined shear test of undisturbed soil samples, and the loading and unloading test of loess remodeling. The influences of different moisture content...

With the lightest weight as the optimization goal is established the mathematical model for optimal design of planetary gear reducer, and put forward the solving method. When a given power P is constant, according to the input speed and other technical conditions and requirements, find out a set of economic...

In recent years, as the intelligent terminals developed rapidly, the combination of intelligent terminals and Internet has been an evident trend of information development and utility software. Based on the kernel of Linux V2.6, Android is the representative of mobile terminal, which is an open operating...

Biodegradable materials have been actively studied in applications of food packaging, agricultural film, and biomedical materials. As one of the most important biodegradable materials, polylactide (PLA) has attracted great attention due to its excellent biodegradable property. Despite favorable performance,...

Along with the application and development of E-commerce in all sectors of the society, the agricultural development in China has entered into a new era. The appearance of network marketing of agricultural products will inevitably bring along with a glittering array of opportunities, which has a significant...

Prepared by impregnation of MCM-41 molecular sieve, zeolite and modified MCM-41; to load 5% of modified Fe/MCM-41 zeolite catalyst, the reaction temperature 60oC, reaction time 8h, hydrogen peroxide 2mL, naphthalene under 1000mg, Fe/MCM-41 catalyst 100mg conditions, naphthalene conversion rate of 5.8%...

Pollution controlling’s incentive and monitoring are important issues in environmental management. However, in the mechanism of pollution controlling, the importance of pollution controlling indexes determine the selection of controlling order and efficiency of pollution controlling, management authorities,...

We will have the date and time and put it into the model of the relationship between the solar height angle and local time, to obtain the length of the shadow of the functional relationship between theoretical value and observed latitude. We divide the length of the shadow of two adjacent times to eliminate...

Biofuel is an attracted alternative fuel. While biofuel-gasoline blends are used for substituting some part of gasoline, and to some extent it is favorable to direct injection homogeneous charge combustion ignition (DI-HCCI) engine application, improving auto-ignition ability and reducing high-pressure...

This paper introduces an GPS(Global Position Systems)location method based on articicial neural networks. Because the signal of GPS receiver is usually influenced surrounding environment, is difficult to obtain continuous and exact location data. A method based on Artificial Neural Network (ANN) is used...

In this paper, in order to study the tourism environment protection as the core, to analyze the relationship between the sustainable development of tourism environmental protection and tourism, clear tourism environment protection value, and put forward the tourism environmental protection measures to...

Excitation and measurement mode of Electrical Resistance Tomography (ERT) system would determine the sensitivity, information quantity and noise immunity of the test field. In this paper, a 16-electrode ERT system is cited to conduct a research on 8 excitation modes and 2 measurement modes by numerical...

LED luminaires, the research object, is the new energy industry products. And aiming at the lifetime prediction and reliability evaluation of LED luminaires, a novel dual-stress accelerated life tests were designed and lifetime models were developed. The temperature and vibration were selected as the...

To investigate dynamic compressive properties of ZK60 magnesium alloys under different strain rates, the Split Hopkinson Pressure Bar (SHPB) apparatus was used at ambient temperature. The mechanics response and the correlation rules of ZK60 magnesium alloy under different strain rate compression have...

With the continuous development and extensive application of ontology research, the temporal information needs to be processed, but such ontology description logic has good ability of expression, algorithmically undecidable, simple and shortcomings of inability to describe some concepts in the reality....

In this paper the methods of chemical co-precipitation method were used to produce nanomaterial of LaAl11O18. In order to find the effects of the preparation parameters on its micoscopic structure and the influences of calcinated temperature , keeping warm time and pH value on organizational structure...

In this paper, an improved bat optimization algorithm to solve sports video was proposed, which presented the concept of adjustment sequence to design the strategy of local searching, and added the maneuver flight in the global exchange of information. Experimental results indicate that, the proposed...

As a lightweight and flexible virtualization technology, container virtualization has been adopted by more and more platform as a service (PaaS) system. With the popularity of container virtualization and PaaS, cloud forensics need to find a way of extracting integrate and reliable data from containers....

This paper mainly has conducted the research to the incentive problem in modern enterprise management,which is based on Maslow's theory of needs. This paper firstly gives a brief overview of the Maslow's needs theory, and then carries on the analysis to the knowledge workers from the two aspects of the...

The paper discussed the problems in trial-production line for the HIGGS watch, which made against the success of putting the new product into mass production smoothly and introducing it to the consumer market on schedule. After analyzing the causes of the problems, a series of solutions such as communication...

To study the influence of the air supply-return methods and air supply temperature on the temperature uniformity, several scaled experiments were carried. By comparing of the ceiling hole-board ventilation and diffuser air supply, it is shown that the air supply method of ceiling hole-board with air-in...

Along with China’s economic globalization, the promotion of enterprises informatization and e-commerce are rapidly emerging. As a result the express industry shines out in the logistics industry and development of social economy. The soc-called accelerator for economic development is infiltrated into...

Three-dimensional laser scanning can be used to collect the 3D coordinate information on the object surface to create 3D point clouds, which can reflect the characteristics of the target surface, facilitating the establishment of terrain model. Since point clouds lacunarity is usually caused by occlusion...

Traditional electric firebox design is unreasonable because the sheeting curve on the grid plate to cause the electric firebox lateral support bars blocking the infrared light almost 1/2, so that the heat pipe heat underutilized. To solve these problems, we use radiotherapy principle theoretical studies...

In this paper, the aircraft is the main research object. Using CAD rendering model diagram and force analysis diagram, we analyzed the dynamic model in arresting cable under the action of the landing, and got the general rule of aircraft and arresting cable force based on theoretical mechanics knowledge....

A pot experiments were conducted to study the effects of water stress on plant Blade retention, leaf relative moisture content (LRWC), Morphology and growth status, five drought-resistant plants (Pyracantha angustifolia, Pyracantha fortuneana, Pyracantha fortuneana ‘Harlequin’, Ligustrum japonicum ‘Howardii’,...

The mature development of computer network technology mainly is due to the combination with OSI network model’s feature of continuous software improvement. In the analysis process of software life cycle, improve the practicability of the software. This paper focuses on analyzing the development and application...

A nickel solid micro needles array is fabricated by electroplating process based on a PMMA solid micro needles mold. The PMMA mold is fabricated by the moving mask X-ray lithography method. Ni Micro needle array is fabricated by PDMS female mold which is fabricated by using PMMA micro needle array as...

In general, an image of woven fabric sample can be regarded as a typical textured image. The detection of local fabric defects is one of the most captivating problems in computer vision and has received much attention over the years. In the textile industry, careful inspections for woven fabrics have...

Data center microenvironment affects the reliable operation of servers and related network equipment, and it will also affect their performance and service life. But as more and more IT and electronic-equipment manufacturers are starting to improve technology, widely used "immersion silver" surface treatment...

This paper mainly discusses the pellets low temperature pulverization performance experiment research. Through KSZ-03 ore comprehensive metallurgical properties tester and drum devices such as low temperature for pellets in index for performance test, to determine the low temperature reduction degradation...

Civil aviation is the first industry wide unified propulsion electric vehicle applications in china, endeavored to promoting the development of energy-saving emission reduction and green airport in recent years, which gradually deepen into airport vehicles. By analyzing the benefits of "oil to electricity"...

An improved Firefly Algorithm is proposed for solving equation group. In the proposed algorithm, a heuristic exchange rule is introduced. Finally, numerical testing results are provided, and the comparisons demonstrate the effectiveness of the proposed algorithm for solving the equation groups．

Through-feed super-finishing is the main processing technology to roller convexity. The research on lapping force of tapered rollers in through-feed super-finishing is the key to further study the material removal mechanism of the roller. Taking a single grain as the object, the movement characteristics...

In the electromagnetic positioning system, it was found that with the increase of distance between the target carrier and the emission source, positioning accuracy decreased a lot. This paper proposed a method that used 3-axis accelerometer to assist the electromagnetic positioning system to measure...

The snaking of strip in the continuous annealing furnace affects both the process stability of production line significantly and the quality of final products. This paper for the first time proposed the self-centering ability of tapered hearth roll on initial flatness of strip travelling in the furnace...

Objetive The aim of the present study was to investigate the pharmacokinetics of coumarins from cortex daphnes (CCD) in a microemulsion (ME) gel transdermal delivery system with a newly developed HPLC method. Methods The pharmacokinetics of the microemulsion containing CCD was studied in rabbits with...

This paper provides an overview of the payment for forest environmental service in Europe, the biodiversity conservation project in Costa Rica, the Maine forest protection project in United States. Moreover, the paper analyzes their successful experiences and characteristics. Combined with the problems...

In order to find factors affecting the achievement of national Olympic Games ,We give an accurate prediction the medals (gold medals and total medals) and final rank of the Olympic Games by constructing a Basic Prediction Model using publicly available data in order to account for the effect of the relation...

OFDM (Orthogonal Frequency Division Multiplexing) is wireless data transmission of high speed with fast development in recent years and great achievements in practical applications, particularly in the field of wireless communication.

Intelligent transportation system (ITS) is an effective method for solving existing traffic jam, traffic rules violation reduction and traffic low efficiency. We introduce the development of Shandong ITS construction in the latest three years, based on which we present a performance comprehensive assessment...

Nowadays, with the development of the EHV grid and area of megacity, such as Shanghai, Nanjing. There are many factories and AC-DC converter substations are involved into the urban region, which causes much more power quality problems than before, so that more and more people focused on the power supply...

Splicing is copy-move operation on different image, and it is one of the most commonly used operations of image tampering. Aiming at the poor performance on detection, a kind of image splicing detection method based on particle swarm algorithm is proposed. First, we extracted two different image features:...

this paper takes the RC type hydraulic cone crusher as the research object, using 3D software Solidworks to set up three-dimensional model , and importing it into ANSYS Workbench analysis software to get finite element analysis model, then adding material into mesh model with steps of meshing ,loading...

This paper mainly provide the discussion of the topologies applied in the fuel cell vehicles and related control strategy. The fuel cell vehicles acquires power from the fuel cell stack or from multi power sources like fuel cell stack and battery, so there are quite a few topologies can be applied in...

With the continuous development of the economy, the requirements for glyphosate production and environmental protection policies published by the country are becoming stricter. The glyphosate waste liquid has high viscosity and low calorific value, and the conventional waste liquid is difficult to burn....

Titanium alloy hydraulic tubes were weld with gas tungsten arc welding method in this work. The microstructure of weld zone and heat affected zone are clarified with metallographic microscope, And followed by tensile test and fatigue test, with stress rate R is 0.1 and frequent is 10 Hz. It is found...

O2O e-commerce model is a promising young e-commerce model derived from the traditional e-commerce model, it especially solves the store sales problem in service industry and commodity backlog problem of traditional business. After the rise of e-commerce in China, e-commerce got wide response of merchants...

Before fluorescence detection of Titanium alloy components, acid pickling in HF-HNO3 solutions is always required in order to remove the superficial oxides of the components. According to the relative CPS document, the conditions for Titanium alloy pickling are HF arranged below 90g/L, HNO3 300-450g/L...

An environment-friendly carbon material with an atomic layer of graphene oxide (GO)–graphene and an atomic layer of GO, hereafter denoted as GO–G–GO, was fabricated by an easy one-step hydrothermal method. GO–G–GO was obtained by centrifugation to separate GO and graphite from the remainder of products...

Based on the contact geometry characteristics of tapered roller and oilstone in the super-finishing process and the relative motion relation principle, the mathematical model of single abrasive trajectory on the outer surface of the oilstone was established. The model and their parameters estimation...

Optimizing and screening signals sent from useful power grid equipment is beneficial for monitoring personnel to judge the fault situations of field equipment more quickly and correctly, therefore, optimizing centralized monitoring signals of power grid is a very important work. In this Paper, monitoring...

With the coastal development of Jiangsu Province raising to the national strategy, the research on hydrodynamic environments in Jiangsu coast and the Changjiang Estuary has been a focus. Through studying and analyzing on characteristics of tidal waves, it found that the dominant tidal type in Jiangsu...

Permutation flow shop scheduling problem with total flow time criterion has been increasingly dealt with in recent years. A number of heuristics and meta-heuristics have been developed for this problem. However, the calculation of total flow time for job permutations spends too much computational time...

in order to study the anti-vibration performance of the steel structure buildings, the finite element analysis model was established. On the basis of reasonable selection of the type of finite element, the failure modes, ultimate load, maximum plastic rotation, ductility and energy dissipation performance...

Pseudoregma bambucicola is a highly reproductive bamboo aphid that affects the normal growth of bamboos, induces the formation of sooty molds, and even causes substantial injury or death among young bamboos. To identify the most effective chemical synthesis of drugs to control this aphid, this study...

The traditional method of engineering progress control possess the nature of hysteresis and passivity and lacks of accurate models. Because the controlling of people's subjective experience takes a great proportion. This paper combines with the intelligent fuzzy control technology and makes innovations...

Due to the low utilization efficiency of biogas, only a part of the family and farming enterprises use biogas to satisfy their need. So far, 60% of the equipment is idle, causing serious waste. In order to solve the problem, we combine biogas with a mew clean energy—solar energy, which is also much mature....

Dengue is the most important arthropod-borne disease of human in the world. It is circulating in tropical and sub-tropical countries in Asia, Africa and the Americans. Taiwan has been also the affected area, and hundreds of people are infected over the past years mostly due to the transmission from imported...

This paper presents an optimal mosaic method of panoramic video image. Firstly, the multi-resolution decomposition algorithm is applied to image registration, and the registration method of phase correlation is optimized, and the iterative process will be conducted on the image level of low scale. Given...

In order to better study the kinematics of the foaming mold cleaning robot, parameter design is conducted according to certain requirements for the robot, and its forward and inverse kinematics are discussed. The modified D-H Method is employed to build the kinematical equation of the corresponding structure....

In the 21st century of economic globalization development, with the rapid increase in economic level and deepening of open-door to the outside world, China's cold chain logistics level is gradually geared to international standard and has undergone tremendous change. On the one hand, after our academic...

In order to obtain a rail steel with high strength, high toughness and good resistance against contact fatigue failure, vanadium and niobium were added into the bainite steel, and roles of V and Ni were discussed. With the addition of V and Ni, the bainite steel is obtained grain refining, high strength...

With the rapid growth of data volume of the Internet and other platforms, the bandwidth needed for data transmission and reception is getting higher and higher, and the requirements for processing speed and sampling frequency of information acquisition are also improved. Based on the Shannon sampling...

An improved firefly algorithm is proposed for solving the job shop scheduling problem．Starting with the characteristic of job shop scheduling problem, combining disjunctive graph according to the sequence of scheduling, analyzing Scheduling options that decided by exchangeable set and alternative set,...

With reducing feature size of transistors and increasing of cores on a single chip, to overcome poor scalability and bandwidth limitation on a single bus, Network-on-Chip (NoC) has been proposed. However, reliability of Multiprocessor system based on Network-on-Chip (NoC) has become a significant challenge...

Stress analysis was carried out on the cone crusher, calculate the radial load of cylindrical roller bearing, good model will be built using solidworks software imported into the workbench in finite element analysis, get the cylindrical roller bearing displacement and equivalent stress distribution rule...

Shape control of Heavy plate is one of the key technologies of heavy plate mill. Hydraulic Bending Roll System is the most common and effective way to control shape, the influence of studying bending force on the shape control has a very important significance to guarantee the proportion of steel crown...

Optical character recognition is already widely applied to industrial applications, and its recognition accuracy is also increasing with a variety of algorithms. This paper introduces three kinds of neural network structures named BP neural network, DBN network, CNN network. Through experimental comparison,...

Bio-diesel-a biodegradable, sustainable and clean energy, has received growing interest especially in recent years, chiefly on account of development in biodiesel fuel and serious ecological pressures nowadays. In the production process of biodiesel from biomass, separation and purification is a critical...

Anaerobic ammonia oxidation (Anammox) process is a new nitrogen removal technology, which has prominent advantages such as zero need of organic carbon sources. While lack of organic carbon sources is very common in nitrogen removal by using traditional nitrification-denitrification technology treating...

Image edge structure is often the most important feature in image processing and pattern recognition, and edge detection is mainly used to measure, detect and locate the gray level change. Wavelet analysis is a kind of multi scale edge detection method which has excellent denoising ability and complete...

The “iron-chromium-nickle-copper” black ceramic pigment was prepared without cobalt coloring agent using copper tailings and chromite waste residue replacement some of chromic oxide and iron oxide, etc. On the guaranteed of the performance unchanged, effects of cooling mode (i. e. quenching, rapid cooling...

The trapping effect of eight different kinds sticky traps on adult Cotarina sp. were studied in different suspension heights to provide the basis for monitoring and integrated controlling. The results showed that the suspension height and the color of the sticky traps had significant impacts (P

The increasing number of space debris is an ongoing problem which has caused a considerable harm to all kinds of spacecraft. The main target of this paper is to make an optimal business plan that private firms could adopt in the field of active debris removal (ADR). Thus, ADR is just simplified as a...

AMT (Automated Mechanical Transmission) has been used in heavy-duty trucks for its high efficiency, low cost and high torque. In this paper, AMT is used as a soft-starting device to start up upward conveyors softly. On the basis of dynamic characteristics, clutch torque control strategy is put forward...

With significant socioeconomic development and a growing population, promoting land-use efficiency is, and will remain, a crucial issue in land-use planning in China. Referring to the industrial development planning, this study employed the Logistic Stepwise Regression model to quantitatively analyze...

In order to develop a more convenient way of lift inspection, this paper designs and implements the lift inspection system. This system uses SQLite to store the cache, so that inspectors can record without network. In this System, inspectors sign in in a new way—the QR Code. This paper uses a open source...

A study on the utilization of tea residues together with cellulase production is a meaningful research topic, this study aimed to make full use of tea residues, in this study, tea residue was utilized as a solid culture medium to produce the enzyme of cellulase by T. reesei, we used the methods of orthogonal...

A mathematical method for working out the power supply radius of rural network is proposed based on voltage deviation. It is a nonlinear constrained optimization model with the objective function to minimize the annual cost per km2 and the constraint to voltage deviation that ‘The rural electric network...

Nowadays, mobile games have already become one of the indispensable entertainments in people’s spare time, especially as smart phones gradually become popular, mobile Internet technology becomes mature, mobile game industry is in rapid development and the industry scale is also expanding. Therefore,...

In order to investigate the influence of two kinds of hybrid structure (sandwich and interlaminated) on the properties of glass carbon hybrid fiber materials. We did the experiment with the pure glass fiber material as contrast object. In the case of the same relative volume of carbon fiber, the experimental...

This work is the scenery complementary gas of biomass energy -equipment industry which is mainly to complete the biomass energy equipment,in order to provide the conditions of production and service for new biomass energy device. At the same time, based on China's renewable energy development , current...

With the fast development of the computer technology and social developing needs, the network has experienced quite a lot of changes and the usage of it has also entered into more areas. As one mature technical service which is widely accepted by the public, cyber video has the inevitability and feasibility...

According to the properties of low grade phosphate rock, a positive-reverse flotation process is developed as a new way for making good use of phosphate rock and a good quantity of the product is obtained. In this paper the optimum flotation conditions with depressant dosage and collector dosage have...

In order to obtain the effect of modification to the tongue gap on vibration when medium is oil in a double-suction pump.The three-dimensional unsteady numerial method was applied to simulate the flow with different volute tongue and base circle diameter by using realizable - turbulence model. The distributions...

In the 3D printing process, the 3D CAD model is built in CAD system and sliced into a series of 2D slices. The 2D cross section data contains a lot of unnecessary idle running. If transform the original data into processing path code directly, the processing efficiency will be significantly reduced....

Epoxy resins modified with low-viscosity hyperbranched epoxy were prepared. The tensile strength, flexural strength, impact strength, fracture toughness, glass transition temperature (Tg) of the cured samples were investigated. The results show that the addition of hyperbranched epoxy improves the overall...

An improved genetic algorithm is proposed for solving the job shop scheduling problem．Starting with the characteristic of job shop scheduling problem, Therefore, we use the advantage of chaos method and combine the simulated annealing algorithm to improve the genetic algorithm, and then We do a lot...

Extending the stress distribution result in semi-infinite anisotropic media slice with centralized force to thin circular quartz crystal resonator, the relationship of frequency relative variation and adding force azimuth and adding force strength of the resonator with radial centralized force was obtained,...

Aiming at the abnormal emission of coal seam floor gas in a Coal mine, we implemented the core drilling. Observed the lithology and gas emission information of the target, and combined with the previous studies, we conclude that there are three kinds of sedimentary microfacies in this working face floor:...

A pot experiment was conducted to study the accumulation characteristics of cadmium (Cd) in Cyphomandra betacea Seedlings. The annual C. betacea seedlings were treated with Cd of different concentration gradients (0 - 20 mg/kg). The results showed that with the increase of soil Cd concentration, the...

Cube concrete samples (150×150×150mm) of five ages (7, 14, 21, 28 and 35d) under different stress conducted the ultrasound examination by non-metallic detector and universal testing machine. The results show that the relationship curve of the stress and the ultrasound amplitude can be divided into four...