Advances in Engineering Research

A new type of polyhedral oligomeric silsesquioxane (POSS) (7Ph-T7-Vinyl) containing phenyl and 9, 10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOPO) was synthesized from phenyltrimethoxysilane, trichlorovinylsilane, and DOPO in high yield. This product was subjected to addition reaction using an...

The current sampling value differential protection gradually reflects its unique superiority among various differential protection. With the application of sampling value differential protection, the influence of frequency offset on it should be considered. In this paper, based on the analysis of the...

Sprouts need substantive water in the growth process, which will cause a high manual irrigation cost. Besides, manual irrigation is usually uneven. To solve this problem, a rotary sprout vertical cultivation device is designed to realize automatic irrigation and guarantee evenness of irrigation during...

Micro blog content distribution becomes a bottleneck restricting the development of micro blog. In this paper, a study based on Struts2 framework provides technical support for the system development. Firstly, learning Struts2 framework, core controller, business controller and business logic components;...

In order to protect the increasingly gradually scarce forest resources and ecological resources in the urbanization, the forest construction has become an important measure to promote the greening and beautifying of the urban and rural areas at the present stage of our country. Forest construction involves...

As the subway as public transportation in major cities in China play an increasingly important role, the subway operation safety more and more get people's attention.Due to the particularity of subway operation environment and status, makes the subway foundation, especially the quality of the steel rail.The...

Cd-induced signal transduction triggers ROS production, which promotes oxidative stress indirectly. In the present work, we aggregated and interpreted the abundant biological evidence that has been accumulated to date into a network, and then constructed a multi-level dynamic model of signal transduction...

The development of air transport and high-speed rail (HSR) is facing two problems. One is competition, having been stated in many literatures focusing on the economic distances; and another is stresses from large investments, energy consumption and environmental degradation. In this paper, the feasibility...

A collaborative evolutionary optimization method for the layout of hydraulic manifold blocks was presented according to its structure feature, an optimization design mathematic model of manifold blocks in the spatial layout was established, and it was solved based on the ant colony algorithm. Special...

The moving blade adjusted axial fan is used in the icing wind tunnel, controlling of rotation rate and adjustment of angle of blades in the static state to achieve the test Mach (Ma) number in the kinds of condition. The axial fan should have the following advantages: wide range of speed regulation,...

A bidirectional real-time data communication without distinction between master and slave is achieved with double TMS320F28335 DSP using its multichannel buffered serial port (McBSP). The shortcoming of the communication on SPI mode that the slave cannot initiate communication is overcame. The hardware...

Three Ti-Nb microalloyed high strength steels with varying Ti contents were refined in laboratory 50 kg vacuum induction furnace. Microstructure observation and TEM analysis were conducted. Tensile tests were performed. The results show that both yield strength and ultimate tensile strength increase...

With the continuous development of China's market economy, courier services, the rapid rise of one of the services has become indispensable in our lives. Courier service for its speed, time-consuming short, convenient features popular with users. Courier service companies on China's market is mainly...

This paper carries out a research to analyze system transient response and its effect on sound speed measurement based on two frequency continuous wave (TFCW). Because the bandwidth of an actual measurement system is limited, the received signal is generally polluted by a system transient response, and...

The collapsibility test in field can have several times to tens of times of error with computed results. The writer's purpose is to find the regulation of the develop of loess' collapsibility, a field test was completed, the writer also gave a formula to forecast the relationship between immersion time...

In factory production of sprouts, the layer-rack vertical cultivation devices are usually used and the sprinkling irrigation adopted, which is a severe waste of water resources. Besides, for lack of sunshine, growth of sprouts is hampered. To solve this problem, a sprout ultrasonic aeroponic cultivation...

Construction project cost is the key problem in the control and management of construction project. For the existing cost system can not adapt to the development of the construction industry information needs of the status, this paper based on the use case model technology to the construction cost system...

The evaluation system of the theater is based on user data, professional evaluation and audience comments, and we use web technology to build the system. In this paper, the framework, function and technical design of the evaluation system of the theatre are presented. Thebootstrap is used to buildthe...

In order to better assist the innovative furniture design, toy brick style combination concept is applied to furniture design. This paper analyzes the history and conception of combination furniture based on this concept, and analyzes this concept from game, DIY, green design, function design, and culture,...

Jin’an bridge station is located at the middle reaches of Jinsha river which is a new super large hydro-power station, since impounded in 2012, different levels of landslide happened to the reservoir slope, and the change of seepage field is one of the main reason causing geo-hazards. In this paper,...

A code is a cyclic code if and only if is a -submodule of the ring . Perfect additive codes have been utilized in the subject of steganography. The algebraic structure of cyclic codes was determined in 2014. In this paper we determine the algebraic structure of cyclic codes ,where is an odd prime. Any...

With the sustainable development of society and economy, people’s living standard is experiencing a steady improvement, a lot of urban domestic garbage has become a social problem which contaminates the environment and influences our life. Reasonable and effective solutions are both actively looked for...

Based on unmixing model and using the Thematic Mapper (TM) image as well as obtaining end-members by ground spectral measurements, quantitative retrieval of information on sparse vegetation coverage in oasis-desert transitional area in Minqin, Gansu was done. The results showed that a wide band of TM...

Within 38 primer pairs tested, 26 pairs were successfully amplified, and 81 PCR bands were amplified, with an average value of 3.12 bands per primer, 18 pairs showed 100% polymorphic ratio, 2 pairs showed 66.67% polymorphic ratio. In total, 72 PCR polymorphic bands were determined, and in average, 2.77...

Charge pump is the configuration which can provide a voltage gain to program nonvolatile memory in radio frequency identification (RFID). In this paper, A complete theory of charge pump is presented, which shows that the influence of body effect on power dissipation and power efficiency is more and more...

Aiming at the question that each positive sample in trained sample set has the same weight when training the naive Bayesian classifier in discriminative tracking algorithm, an algorithm is proposed to put different weight on different positive sample according to the distances between the positive samples...

The paper presents ways for determining parameters of the characteristic impedance , the value of time constant , and , through formula transformation and frequency spectroscopy method (FDS).Finding out the values of coefficient with Cole-Cole model. Building double-relaxation model to fit complex dielectric...

Aiming at the problem that the existing semi-active suspension system needs external power supply, the electromagnetic energy recovery device for semi-active suspension is proposed. Based on the analysis of the structure and working principle of the energy recovery device, the energy recovery model and...

In order to study the applicability of the Fiber Reinforced Plastic (FRP) composite materials for light structure, a tensile compression test of a large number of FRP samples was carried out. Through statistically analysis of test data, we get the FRP’s basic mechanical parameters like tensile strength,...

It is utilized the pot experiments to investigate physiological and biochemical indexes as well as the characteristics of the accumulation of uranium of Sorghum bicolor´S.Sudanense. under the different uranium concentrations (0,1, 5, 20mg/kg) stress. It shows that photosynthetic pigment and soluble protein...

This paper aims to analysis the ball screw pair in transient dynamics model based on the virtual acoustic prediction software. Its acoustic finite element model is established in the Lab to extract the transient dynamics analysis, which is concluded that the vibration response of the ball nut pair of...

Using the modern time-series analysis method in the time domain, based on the autoregressive moving average (ARMA) innovation model and white noise estimator, non-regular descriptor discrete-time stochastic linear systems are researched. Under assumption 1~3, an asymptotically stable reduced-order Wiener...

Plenty of transactional work is continual, odd and time-consuming. Using the VBA technique can simplify the work procedure and liberate the workforce. A case of fetching required information from Word files and filling into the sheet of an Excel file is discussed. A general method of using embedded VBA...

Aimed at frequent bulge fault of breaker hydraulic operating mechanism, oil pump failure is analyzed, and liquid level sensor and gas sensor are used to design intelligent exhaust device. This device, with neural network self-learning height measurement algorithm as core, processes the data obtained...

With the development of China's science and technology and large-scale construction of infrastructure, put forward higher requirements to the highway pavement performance, modified asphalt is necessary. Aging is a problem of modified asphalt in use process cannot be ignored, which directly affects the...

In order to find out the hydrogeological condition of aquifer and gain the permeability coefficient, the permeability coefficient was inverted based on the data of mine water inrush. The observation data of water flow and long-time observation hole’s water level was be used during the process of water...

GPS Speed Measurement, just like position measurement, is a very widely-applied field. GPS can not only determine the real-time location of carriers in motion, but also determine the instantaneous speed of carriers . Therefore, at present, GPS speed measurement is also very widely applied. In view of...

In order to analyze the failure cause of welding insulation cylinder, to which explosion had happened, in a filling station, a series of experiments and analysis were taken, including macroscopic analysis, chemical composition analysis, fracture Analysis, metallographic examination and so on. The results...

This paper aims to comprehensive research methods both in China and abroad and develop a practical method of environmental risk assessment about enterprises from key industries based on the data of Tianjin Binhai New District. This method consider the following factors: types of industries, the enterprise...

Color texture segmentation is a very important subject in the fields of computer vision. In order to segment the color textures, a new method based on active contour model with nonlocal Tikhonov regularization is proposed. In detail, another smoothness item which is the Tikhonov regularization is added...

The existing knowledge management platform cannot well support the design and development of the large power diesel engine, based on the function and requirement ‘s analyses of the knowledge management on the innovation platform, through the introduction of the integrated delivery, forming an innovation...

According to the principal of aircraft electrical anti-skid braking system a detection equipment was designed by integrity using PLC technology, LCD graphical displaying, measurement and control data processing, information storage and communication technology. The design schemes of hardware and software...

Slowness is a crucial factor to prevent matrix method from its practical use in network topology. The matrix method which gets full connectivity matrix by multiplying the adjacency matrix repeatedly and determines connective sets by comparing or scanning rows of the full connectivity matrix is very time-consuming....

According to China's new energy large-scale centralized development which brings some problems, such as: resource monitoring, electric power forecast, cluster modeling, active / reactive power / security and stability of the coordinated control and demonstration project construction, design and development...

Under sunshine action the concrete box girder will generate temperature gradient load which will lead the temperature stress in the structure. But the sunshine temperature gradient load type and value for concrete structure are slightly different in specifications worldwide. Long-term Observe the sunshine...

Effect of the particle size of Cu, Cr on the microstructure of Cu60Cr40 alloys was investigated using the method of mechanical alloying and microwave sintering. The particle size of Cu, Cr was analysised by the BT-9300S type laser particle size distribution analyzer, and Cu60Cr40 alloys has been investigated...

In this paper, reviewed some biodegradable polymer materials such as photodegradable polymeric materials, chemical synthesis polymer materials, microbial synthesis polymer materials, photo biodegradable polymeric materials and mixed type polymer materials. Points out the existing problems and the development...

At present, commonly used methods to identify Burgers model parameters have subjectivity shortcomings. This paper adopts 1stOpt software with unique nonlinear fitting function. The stress-strain-time equation can be obtained according to constitutive equation of Burgers model. Then four parameters of...

Aiming at the influence of front vehicle cut in suddenly on driver’s physiological load, 22 drivers were convened to carry out virtual driving test with equipment of MP150 physiology monitoring system, and driver’s physiology data was recorded when the front vehicle cut in suddenly. Heart growth rate...

The dynamic frame slot ALOHA (DFSA) algorithm is a typical anti-collision. For the shortcomings of DFSA algorithm, this paper presents an improved algorithm – IDFSA. On the one hand, IDFSA algorithm to improve the label estimation algorithm, so as to achieve dynamic adjustment. On the other hand, through...

With the continuous improvement of the manufacturing level in the aerospace, automobile, shipbuilding and other fields, higher requirements for the assembly precision and speed of the components in the manufacturing process are raised. However, the manual operation method is generally adopted in the...

According to the procurement under multiple-supplier, this paper evaluates the supplier quantitatively. Considering the factors of procurement cost and price discount, this paper establishes a procurement model based on the theories of relationship management. This model can give the optimal scheme and...

In order to verify the influence of curing degree of retarded binder on the friction coefficient of retarded-bonded PC steel strand, 3 PC beams with 3300mm in length and 300×400 cross-section is manufactured and 3 retard-bonded PC steel strands in straight-through arrangement at each PC beam is set....

With the development of multimedia technology and the popularity of Internet technologies, network streaming media of communication have become multimedia communication is required. Using existing audio and video encoding and decoding algorithm can dramatically reduce the amount of data transferred,...

In order to have a clear understanding for frame structure’s vibration modal, and improving the structure’s dynamic characteristics. This paper adopts finite element method to simulate and calculate frame structure teaching building, and gets natural frequency and vibration mode of frame structure teaching...

The high voltage direct current transmission based on voltage source (VSC - HVDC) technology has been widely used in transmission areas. Aimed at the problem of the low Steady-state accuracy and weak anti-interference ability for the traditional PI control, a control strategy based on ADRC was proposed....

For deep tunnels, their engineering geological and hydro-geological conditions are highly changeable and complex. Rough construction often triggers or produces accidents, such as water inrush, mud inrush, landslides etc. For informational dynamic design and construction of tunnels, it is of vital importance...

Pre-copy algorithm based on probability prediction could predict the probability of memory pages becoming dirty and avoid the repeated transfer a large number of dirty pages. However, when the dirty pages increase dramatically, prediction of probability will fail. To solve this problem, an Adaptive Bandwidth...

This paper proposes a strategic data-mining and recommendation method. It helps us to get the weight attribute of type of book by using AHP, and we add it in association rules. Then the method clusters the customer and type of book, and gives some strategies of personalized recommendation. Internet bookstore...

A set of command simulation system, which can be used for training of jumpmasters, later evaluating of training situation, as well as aiding of decision making, is developed in this paper. The software system realizes teaching monitoring, teaching quality assessment, and automatic forced parachuting...

Hybrid system by two electric motors and power source to drive the vehicle engine is running, the two power sources in the vehicle running in how power affects the performance of the entire mixed distribution system. After the diesel engine because of its non-linear, multi-condition, time-varying delay...

Siraitia grosvenorii (Luo hanguo, LHG) is a unique edible and medicinal plant in China. Drying the LHG with a rapid, highly efficient method and keeping good quality are urgent problems. In this paper, the changes of Vitamin C (VC) content in LHG under microwave drying were studied. The effects of key...

With the development of economy and technology, the large-diameter tunnel is wildly used. The deformation will be resulted in the process of excavation which will leading to the surface subsidence. Six kinds of mathematical model are put forward in the process of exploring the surface subsidence. For...

For the problem that blind spot of large trucks is relatively big and potentially rear-end in lane change and other issues. This paper proposed a large truck lane change security tips system. The system uses millimeter-wave radar to detect the positional relationship between the truck and the vehicle...

With the increasing of photovoltaic (PV) penetration in the distribution network recent year, the impact of PV is more and more obvious. This paper first study the mechanism of PV impact on distribution network through the equivalent circuit of grid-tied PV system. Then we establish a typical distributed...

The permeability testing technology is a kind of non-destructive testing method, which based on the change of permeability, can detect the stress concentration state and the degree of fatigue damage for ferromagnetic samples. The detection sensor based on the constant current source has higher detection...

In this paper, the finite element analysis of a special form of variable curvature curved beam element is studied and equilibrium equations of variable curvature curved beam element are established in polar coordinates. Based on the principle of energy method, the relationship between nodes displacement...

Research on ship motion control as the main design issues, the controller design is a vital part of the ship. in modern society, the ship sailing economy, safety and comfort controller has an important relationship with ship. many researchers at home and abroad have been unremitting efforts to improve...

The key issue of structural design are three aspects of strength, stiffness and stability. Prestressed rectangular aqueduct that is one of the important hydraulic conveyance also has the same, and it has the "thin" characteristics, and belongs to a slender member, then the stability problem should be...

Milling manufacturing is expounded by this paper, case analysis showed technology process and characteristic of integrated milling parts and written programmed instruction combining with the machining requirements, the usage of special or Simplified milling directives and macro in milling manufacturing...

In the present study, we describe an electrochemical sensor for codeine detection by using the DNA aptamers against codeine. In the sensing protocol, a dually-labeled DNA Aptamer probe was designed to be labeled at one end with HS, and at its another end with an dabcyl as an electrochemical tag to produce...

In this paper, samples are first designed and made based on the orthogonal experiment law. Afterward, image gray processing and image binarization processing are performed on the electrospun nanofibres non-woven fabrics image that is captured by the electron microscope through digital picture processing...

Proposed is an affine projection sign algorithm with a nonlinear error scalar matrix to improve the robustness and the tracking performance against non-Gaussian impulsive interferences. The error scalar matrix scalars down the errors of some projection directions in the presence of impulsive noise. The...

Monitoring and measuring is one of three main factors of the New Austrian Tunneling Method. By measuring the tunnel rock deformation data, collecting and analyzing it, measuring data can be used for the feedback of excavation results and for guiding the construction timely. The tunnel monitoring includes...

To the RFID system,Multiple reader and transponders deployed to meet the diversity applications, heterogeneous networks, diversity of service application system, lead to the decline of recognition, data transmission delay and signal integrity performance problems. Collaborative anti-collision algorithm...

With the development of our high speed train, passengers on the train ride comfort requirements are gradually increased. Therefore we should study some emergency cases in car environment. The article explores the use of CFD software method to realize the full return air model, provide the basis for the...

Nano-ZnO is a typical engineered nanomaterial, which is used in many fields. With its mass production and wide application, more and more nano-ZnO discharge into the water body. Water ecological environment is facing a huge threat. This article summarizes the toxic effects of nano-ZnO on different types...

Moving target detection is the premise to classify and recognize the video images correctly. The smoke is a marked characteristic in the early forest fire. Through the analysis of the characteristics of forest fire smoke image, this paper studied several common moving target detection methods, analyzed...

Kinds of adjustable windows are flexibly applied in digital filter design and spectral analysis. But general description of adjustable windows for any window length are always deficient in time domain and frequency domian. Moreover, there lacks quantitative comparison of spectral characteristics among...

In this paper, an improved bacteria foraging optimization algorithm based on different constraint conditions is proposed to solve the vehicle routing problem with pickup and delivery (VRPPD). At first, the mathematical model is established aiming at minimizing the dispatching time and the total cost....

Because digital diagnostic pathology allows people to acquire, store and analyze pathological information from the images of immunohistochemical glass slides which are scanned to create digital slides, this paper introduced a system design to convert the slides to digital images And it has become one...

A2N (anaerobic / anoxic and nitrification) denitrifying phosphorus and nitrogen removal process is a new process which based on denitrifying PAOs anoxic phosphorus theory. The experiment used the continuous flow A2N system for dealing with the dilution of high concentration of anaerobic fermentation...

Jumping robots have been a hot research spot, since they are playing an important role in the modern wars, aviation and exploration, due to their good ability in obstacle surmounting, excellent adaptability to the ground and strong adaptability to the environment. This paper presents a novel bionic locust...

While previous studies have compared performance between alphabetic and Chinese subjects, few data were about Japanese-speaking individuals. In this study, we used Japanese-Chinese bilingual and Chinese-Japanese bilingual subject to investigate different in processing semantic and phonological by visual...

A hysteretic loop correction (HLC) model was established by introducing the position and shape correction factors of hysteretic loop in early study (International Journal of Pressure Vessels and Piping, 86 (2009) 616-621) based on the testing data of two Ni-based super alloys of FGH95 and GH4169. This...

After several years of vigorous development, theory and application of data mining technology has produced fruitful results. As an application of strong discipline, data mining technologies have permeated all areas of the national economy, caused great attention from academia and industry, have been...

Reasonable and effective command structure is a key element of emergency communications support in special conditions. Through describing two typical problems existing in present emergency communications support, this paper proposes the introduction of command and control organizational theory to solve...

To analyze the impact of stress and seepage field coupling effect on the stability of the tailings dam, Finite element analysis software MIDAS-GTS, build analytical models Mohr-Coulomb criterion. Coupling of different pile heights than the stress field and seepage field analysis of the tailings dam at...

Based on the classical magnetic structure of the vehicle MRF damper, this paper mainly focuses on the influence of magnetic circuit structure and key parameters on response time of MRF damper, and put forward the optimization method of magnetic circuit structure, which adopted the double stage magnetic...

To compare with the traditional PSA, the DPSA (dynamic PSA) can well solve the problems containing dynamic factors of time, process variables personnel operating behavior. The reliability data is the basis of DPSA, and the quality of DPSA largely depends on the quality of input data. The system composition,...

The physical weak-discontinuous problem of an axis-directional interfacial crack between homogeneous material and functionally graded materials (FGMs) cylindrical shells is studied. Base on Reissner plate theory, the governing equations are derived for weak-discontinuous problems of cylindrical shells....

In this paper, an intelligent trajectory tracking car is designed and an intelligent control system based on Freescale K60 is proposed. CMOS camera Ov7725 is used as the main sensor, and the Bluetooth module is used to implement the communication between the front car and the rear car in real time. The...

In order to investigate the structural stress dependence on the load conditions and material parameters, reduce and optimize the design variables, an orthogonal numerical test method is presented. First of all, the oxygen decompressor stress sensitivities to pressure, inertia force, elastic modulus and...

After the 30 years’ reform until now, there are still several defects existing in Chinese most of new rural economic cooperative organizations like the low development degree and incomplete functions especially the apparent defects in the internal governance structure, which influence its development....

This paper presents the ASIC design and implementation for micro-machined gyroscope, The ASIC interface is including an analog ASIC and a digital ASIC, and can afford driving closed-loop, On-chip reference generation, CIC and IIR filter chain, High performance MEMS gyroscope output detection. The two...

According to GB/T23020-2013 and GB/TBBBBB – 20BB and connecting with the practical situation of the integration of information and industrialization, the article builds the assessing index system for integration of information and industrialization of logistics equipment manufacturing industry. Through...

This paper is studied according to the method of auto fault diagnosis and proposes a data table structure of fuzzy diagnosis model based on fuzzy H net with the presenting of the reasoning process. Aimed at the uncertainty and fault fuzzy appearing in automobile, fuzzy H net is used to the fault diagnosis...

Recently CO2 emission reduction has become an imminent problem, iron and steel industry, as the third largest CO2 emitter industry, is vital for energy conservation and emission reduction in China. Accurately quantifying CO2 emissions is the basis for energy-saving and emission reduction of the iron...

The normal section tooth profile of the hob basic rack is used creatively as the basic rack of the harmonic gear drive with double-circular-arc. Based on the clear selection methods of the basic rack tooth profile's main parameters, the optimization method and process of the basic rack tooth profile...

In various fields of application of Internet of things endlessly, it development paints a bright future. However, the Internet application of common standards are not unified, compatibility between different Internet systems and scalable, these shortcomings and irregularities are restricted the application...