Advances in Engineering Research

Now, marine exhaust pollutant has occupied an important proportion in the atmospheric pollution. In the inland and offshore port, nitrogen oxides, sulfur oxides and particulate matter pollutants have become the main source of city air pollution. From the aspects of laws and regulations, standards and...

Bisphenol A (short as BPA) is usually used for thermochromic products, and in recent years, it begins to be applied in functional textile with thermochromic performance. As a kind of environmental hormone, BPA is generally considered as chemicals with risks for its embryo toxicity and teratogenicity,...

A new type of engine transmission mechanism based on gears and racks is introduced,which is mainly composed of a pair of incomplete gears with overrun clutch, a composite rack and a bevel gear train.With the interval meshing of incomplete gears with composite rack, the reciprocating linear motion of...

As fresh water resources are increasingly scarce, water-saving technologies are quite important for power plant in water leaking area. Conventional techniques for saving water in power plant include air-cooled condensers (ACCs) of power generating units, air-cooling of auxiliary cooling water, dry ash...

In construction project group, the construction process is numerous, the resources required are multifarious, the resources allocation is difficult, and it is easy to appear resource allocation imbalance within a certain period of time. To implement the balance allocation of resources among varied projects,...

The energy storage technology plays an important role in the modern power grid. The application of the energy storage technology can improve the stability and controllability of the new energy technologies, and can steady the power grid operation and improve the quality of power supply. In this paper,...

In order to improve the capacity of DC-DC converter, a large-capacity DC-DC converter with input-series-input-parallel output-series-output-parallel (ISIPOSOP) connection is proposed in this paper. The converter consisting of multiple basic DC-DC modules has the ability to withstand the high voltage...

Referring to the experience of aeronautical manufacturing enterprises abroad like Boeing and Dassault, it is necessary to build the three-dimensional design platform of aircraft manufacturing technology based on the model-based definition (MBD), integrate the existing engineering data of many systems...

Cloud computing platform has also posed challenges to resource management and service scheduling using virtualization technology while allowing software applications to become more efficient. On the basis of making study on difference in scheduling between "SaaS" and "IaaS", this paper focuses on resource...

With the development of HTML5, its convenient and quick user has been recognized by most users. Some games can be made by HTML5, which is convenient for its communication. This paper introduces the traditional Tetris game made by HTML5, shows the design scheme and the main code and proves that this design...

Measurement delay for state estimation outliers adverse consequences, affecting the right conclusion. In this paper, the possible measurement delay is given through the analysis of SCADA data acquisition and transmission process. Based on the verification platform of dispatching automation system, the...

The on-line monitoring system undertakes the task to obtain status information of transmission lines and corridors in smart grid. Micrometeorological monitoring is an important resource of environment information of the corridors, which will provide data support for operation and maintenance, forecast,...

Porous peanut-like Bi2O3/BiVO4 composites with different Bi/V molar ratios have been synthesized by a one-pot hydrothermal synthesis method. The samples were characterized by X-ray diffraction (XRD), field-emission scanning electron microscopy (FESEM), UV-vis diffuse reflectance spectra (DRS), Fourier-transform...

The transmission has a great relationship with the success of acceleration or deceleration and shift in agricultural machinery operations. The operating environment of agricultural machinery is complex and it is easy to cause damage to parts. In this paper, a kind of transmission for small agricultural...

We propose an advanced authenticated encryption with associated data (AEAD) scheme called FCM (compression Function/Counter Mode) based on a compression function required to be a pseudorandom function (PRF) against related key attacks. FCM adopts the stream cipher generated by parallel compression function...

In this paper, the author took a type of high-speed monohull ship as the research object, designed and added a bulbous bow of original ship by the principle of best comprehensive performance, made two 2.7 meters long scale models. Then conducted a series of pitch decay tests on condition that two ship...

Converter valve cooling system circuit consisted of internal cooling system circuit and external cooling system circuit. ±800kV DC power transmission converter valve water cooling system circuit was introduced in this paper. Certain cooling medium flow rate through the pressure of the main circulating...

In the era of modern industrial civilization, with science and technology being developed rapidly, friction and wear become scientists' dedicated areas. The paper aims to reveal the mechanism of abrasive wear and fatigue wear, discussing the calculation formula, various factors and the way they affect...

A pot experiment was conducted to study the effects of the growth and physiological characteristics by spraying 5 different concentrations (0, 50, 100, 150, 200 mol/L) of indoleacetic acid (IAA) on leaves in Chinese cabbage seedlings which under salt stress. The result showed that IAA significantly promoted...

In the past, waterway regulation generally proposed optimized project schemes and the corresponding regulation measures according to the waterway dimension of the design requirements, upon the requirements of satisfaction of the standard waterway dimension. However, the issue of the dimension falling...

When analyzing the data of photos and videos, it’s very important to determine the shooting time and place. Usually, we can get the sun's shadow from the pictures and videos and establish different mathematical models to solve time and space positioning problems by the known parameters. Firstly, use...

Affected by influence factors such as physical lighting environment or joining structures of the workpieces, etc., the positioning of workpieces by image processing may have huge deviation and are even not the location of the final target workpiece. This article realizes objective workpieces positioning...

Aiming to alleviate the drawbacks of the existing power-aware routing algorithms caused by the hotspot problem and Near-Far problem, this paper propose an improved uneven clustering routing algorithm , named as Multilayer Cluster Routing based on Cooperative Relaying (MCRCR). This new algorithm protocol...

By using kaolin suspension as the research object and the coagulation test as the basis, the optimum dosage and the fractal floc characteristics of high turbidity and low turbidity water processed by the biological flocculant (BFs) and FeCl3 were investigated. The results demonstrated that the optimum...

A novel construction method of Quasi-Cyclic Low-Density Parity-Check (QC-LDPC) code is proposed in this paper, which is based on protograph and Balanced Block Design (BIBD) in combinational mathematics. The method is to fill the base matrix of protograph with the base set elements of BIBD in accordance...

This essay analyses the experiment of xylene, ethyl acetate and acetone as solvent materials influencing the surface resistivity and electromagnetic shielding effectiveness of conductive filler composite material, as well as the main reasons for this difference from the perspective of material properties...

As a new non-destructive testing technology, X-ray real-time imaging detection technology has been put into practical use in the field of industrial product testing. With the printed circuit boards, integrated circuits increasingly integrated, sizes of the circuit feature are smaller and smaller. The...

Objective: A number of traditional Uyghur medicines have been recognized as potent antitumor agents and have been developed and analyzed in vivo. In the present study, the toxic, therapeutic and cytotoxic properties of the Uyghur medicine Abnormal Savda Munziq (ASMq) were investigated. In the presence...

Cationic starch was used as an emulsifier to emulsify beeswax into latex, which was utilized for lowering the water vapor transmission rate (WVTR or moisture barrier of the paper used as food packaging materials. The method of wet-end addition was used for applying the emulsions to the papers. The weight...

High cost of microalgae harvesting impeded the development of algae biofuel technology and wastewater treatment to commercial practicality. Filamentous fungi and microalgae could form pellets under certain culture condition and the symbiosis system is a novel method to reduce the cost of microalgae harvesting....

In the era of service computing, it needs to develop web service aggregation platform to organize and manage services, and thus to help users to discover the atomic and a set of services with correlations to meet their functional and non-functional requirements. This is an important research point in...

In this paper, we conduct research on the wireless sensor network management methods based on the runtime model. With the deepening of the research, scalability and maintainability of wireless sensor network has become an important target of its application promotion. Consider that the nodes randomly...

As a new environmental friendly material, the preparation and modification of biomass charcoal has become more and more popular in environmental science and other research field. Preparation techniques and the mechanism of activation of various methods were introduced in this paper. Carbonization and...

This article gives the definition of the Jensen-Quartic functional equation, obtain the general solution of the Jensen-Quartic functional equation. Research the realations between Jensen-Quartic and Cauchy-Quartic functional equation, and finally proved the Ulam stability of Jensen-Quartic on Banach...

A new process was designed for the transesterification of methyl acetate with n-propanol. That is, reactive dividing-wall distillation column technology is used instead of conventional reactive distillation column and methyl acetate - methanol separation column to product n-propyl acetate and methanol....

In this paper, finite element analysis is used to analyze the torque of Permanent Magnet Synchronous Motor (PMSM) of electric vehicle. Firstly, a 2D model of the PMSM is made. By forming magnetic field lines and flux density distribution of the PMSM with no-load condition, the accuracy of the model can...

The phenomenon of "low-resistivity" gas reservoir and "high-resistivity" water reservoir exist side by side, rapid changes of longitudinal resistivity of the water reservoir and gas and water mixed reservoir in the Su 54 area of Sugeli gas field which caused gas-water identification difficulty. First,...

With the rapid development of ARM processor, the computer vision systems begin to shift from the PC platform to the ARM platform. Moving object tracking is the key technology of the intelligent video surveillance, robot navigation, and other areas of precision-guided in the computer vision filed. This...

The experiment was carried out in the acidic conditions to test three kinds of organic compounds, the cetyltrimethyl ammonium bromide (CTAB), nicotinic acid and bromohexadecyl pyridine on the corrosion inhibition performance of metal Zinc by means of the experiment and testing methods of the static rotary...

In view of the disequilibrium problem of city agglomeration transport supply and demand, structure non-equilibrium model of transport supply and demand was put forward considering the mutual feed mechanism of transport supply and demand structure. Firstly, based on a clear definition of scope to city...

Stroke is a blood vessels disease, there is a process of sudden stoppage of blood from damaged blood vessels. Traditionally stroke is classified into two types, namely hemorrhagic rupture of blood vessels and ischemic Causes of strokes include blockages in blood vessels. This research aims to develop...

In the present scenario, markets are becoming highly volatile, and organizations aspire to flourish in an ever-changing and dynamic environment. Due to the rapid change in the current market, the products and services offered by firms should keep up with the pace of technological advancement. While combining...

To control the output voltage by adjusting the size of the sliding rheostat, Aiming at the problem of its output precision and control, A digital adjustable power supply system based on single chip microcomputer is designed. System makes single chip microcomputer (STC5616AD) as the core controller, makes...

Seawater Intrusion is that seawater or saltwater intrude into the continent along the aquifer . Under the effects of the natural and artificial factors, the hydrodynamic conditions of aquifer in the coastal area has been changed ,which break the equilibrium between the seawater and the freshwater, hence...

A biogenic synthesis of silver nanoparticles (AgNPs) was achieved using pomegranate peel polyphenols in this article. The formation of AgNPs was confirmed by UV-vis spectrum and TEM image. The biogenic AgNPs showed Surface Plasmon Resonance (SPR) peak at 433nm as shown from the UV-vis absorption spectrum....

This paper presents the design and simulation of metal-contact RF microelectromechanical system (MEMS) switch based on the multilayer metal stack Au/Cu/Au. The novel concept of Au/Cu/Au contact metallization is introduced to increase the hardness of the contact material. The mechanical and RF characteristics...

Architectural space of hospital contains two types of basic space, using space and contacting space. Using space bears various functional requirements. In hospital buildings, functional space including waiting, seeing a doctor, examining, treating, charging and taking medicine, belongs to using space....

A pot experiment was conducted to study the effects of spraying leaves of Chinese cabbage seedlings with different concentrations of indoleacetic acid (IAA) on the physiological characteristics of Chinese cabbage seedlings under aluminum stress. The results showed that, spraying IAA could increase photosynthetic...

For effectively dealing with the low flexural strength, high brittleness of ordinary mortar, this article proposed a new design method of compound-modified mortar with the inclusion of polyester fiber and styrene-butadiene rubber Latex (SBR latex). The results revealed that the addition of SBR latex...

Ni-Cd battery is the key component of the satellite energy system with the characteristics of long life and high reliability, and few or no failure occurs in its traditional life testing. In this paper, based on the performance degradation modeling method, we establish a dynamic degradation model to...

In this paper, we introduce and study a class of generalized vector variational-like inequality problems in fuzzy environment. Under suitable conditions, we get the existence of the solution to the generalized vector variational like inequalities in fuzzy environment by using the known Fan-KKM theorem.

Aiming at the problems of disease and adverse geological section of peat soil, the entity test project, the settlement deformation law of peat soil roadbed is analyzed, and the theoretical calculation results and the actual monitoring results of test section compares the total longitudinal settlement....

According to the characteristics of the corresponding rigid points in the actual force signal, the background and characteristics of signal analysis are described in this paper for the purpose of obtaining this feature point and the extraction and calculation of the moment of the force signal is realized,...

A new adaptive coding and decoding scheme is proposed for distributed space-frequency coding system. Each relay node selects dispersion matrix and modulation type adaptively according to channel state and different detection methods are used according to the threshold of channel condition number adaptively....

In this paper, a kind of noise reduction algorithm is proposed based on wavelet shrinkage technique to acquire heart sound signal while no distortion. Firstly, Haar, Daubechies, Symlets and Coiflets orthogonal wavelets were studied and according to the statistical results, Coif5 wavelet was chosen for...

According to the characteristics of quality engineering curriculum and shortcomings of traditional teaching methods, this paper studies on project teaching reform and practice of quality engineering curriculum, for improving students' quality engineering core skills. An implementation framework of the...

In order to simplify the generation of phase-shifting waveform and reduce the range of phase angle, an angel-fixed method to generate the phase-shifting waveform is presented in this paper. Firstly, it studies the advantages and the topology structure of the bi-directional full-bridge DC-DC converter,...

With the development of information technology, network technology and communication technology, mankind has entered the information society. Information society of enterprise management concepts, methods brought revolutionary changes in enterprise information management is a big trend in today's world...

The hospital is an important part of public infrastructure in the development of modern society. As a modern hospital, it should adhere to the principle of people-oriented and the service objective of modern hospital architecture design. On the base of theory and practice analysis, the trend of modern...

Solar-powered nodes have been employed in farmland wireless sensor networks to prolong the lifetime, which can increase the cost at the same time. The energy acquisition mode of solar-powered node is intermittent and nonlinear, because it is easy to be influenced by the external factors. In this paper,...

The method of uncertainty evaluation of determination of toluene in room air has been established. Gas chromatography with thermal desorption was used for determining of toluene. The main factors which can affect on the analytical results were identified. The measurement repeatability, standard solution...

In this paper, a large-scale cloud platform Virtual machine anomaly detection key technologies. For cloud environments systematic study of the feature extraction technique is proposed based on principal component analysis (PCA) for feature extraction algorithm. The algorithm selects the most efficient...

The robot manipulators is a complicated uncertain nonlinear system, mainly due to the nonlinear and coupled character of system equations and the lack of a precise model for the dynamics and parameters, as well as the appearance of internal and external perturbations. A new control algorithm was proposed...

As an important part of energy industry, power grid plays a pivotal and irreplaceable role in promoting low-carbon development. In this paper, under the perspective of supply chain carbon management, the pathways of power grid corporation’s carbon emissions reduction were discussed, including decreasing...

The evaluation of innovation cities assesses the realization level of innovative cities through the evaluation of the comprehensive innovative level. In this paper, the author builds an innovative city competitiveness evaluation index system based on the theoretical analysis, and evaluates Xuzhou city...

By taking a certain type of rocket launcher structure as the research object, its loading analysis was carried out. By applying the ANSYS as a tool and by combining a typical working condition to carry out finite element analysis (FEA), the deformation and the stress values under the work condition were...

Emission is a key factor to govern the mass concentrations of air pollutants including PM2.5, but currently remains large uncertainties. In this study, we firstly analyzed a commonly used emission invertory-MECI10, to understand the situations of emissions from the different major sources such as industry,...

The effect of DL-Methionine (DM) on the electroless silver deposition was investigated. The deposition rate of electroless silver deposition was inhibited by an addition of DM. The effects of DM on the polarization curves were studied by LSV. Not only the anodic oxidation reaction but also cathodic reduction...

For the current vocational education training equipment about photovoltaic generation, the control system is lacking of output voltage regulation module. To solve this weakness, this paper puts forward an optimized control system that can provide a constant DC 48V voltage source to ensure the stable...

Through the research on the ultrasonic fish-finding, design a real-time detection system of fish-finding based on LabVIEW and NI PCI-6024E data acquisition card .Under the support of LabVIEW, can be a variety of data real-time acquisition of the fish, through the analysis of the data to provide accurate...

This paper shows electromagnetic induction heating technology advantages and great potential application as a new heat source, which is based on the principle of electromagnetic induction heating technology, application methods and application fields, and combined with comparative analysis of the test....

In the robust control theory, the norm boundary of uncertainty set (i.e. the uncertainty level) is an important issue. When the level of uncertainty is too large, the results will be too conservative, and when the uncertainty is too small, the results will be too optimistic. Two methods for determining...

Shot peen forming is an effective plastic forming method for integral panels with variable thickness used in aeronautical industry. 7050 aluminum alloy flat plates and 3-stiffeners panel were peen formed. The deformation behavior of those workpieces was investigated. The results reveal that the contribution...

Diuridine P2, P3- (dihalo) methylenetetraphosphates (Up2CF2p2U and Up2CBr2p2U) were synthesized via the activation of P (V) –N bond. The key uridine 5 -phosphoropiperidate intermediate was obtained via a redox condensation method.

papermaking midcourse water is the most important papermaking wastewater, whose concentration of pollutants is relatively high with large amount of water and produces big hazards to the environment. The article introduces the general situations of technical transformations, and compares the removal effects...

Atmospheric boundary layer is the conveying channel of the earth's atmospheric momentum, heat, and all kinds of material. The main characteristic of the fluid motion in the atmospheric boundary layer is the turbulence, and the wind speed of atmospheric boundary layer increases with the increase of height,...

Based on the wave transfer matrix method, wave localization in a disordered periodic viaduct undergoing in plane vibration is investigated according to the Wolf’s algorithm in this paper. With the proposed model, the influences of the pier-height and beam-length disorders on the wave localization are...

According to the characteristics of the corresponding rigid points in the actual force signal, the background and characteristics of signal analysis are described in this paper for the purpose of obtaining this feature point and the extraction and calculation of the moment of the force signal is realized,...

Many quantum communication protocols involve multiple participants. With participants increasing, selecting designated legal participants in a nice way becomes more and more significant. In this paper, we develop a quantum route selection approach to the design of participant selection. Graph state is...

In this paper, we investigate the problem to compute the largest number of red nodes in red-black trees in red-black trees. We first present a dynamic programming solution for computing r(n) , the largest number of red internal nodes in a red-black tree on n keys in O(n2 log n) time. Then the algorithm...

The reinforced concrete tank in water supply system is a typical fluid-filled structure. There are liquid-solid couple effects and liquid sloshing in the fluid-filled structure under seismic actions. The existence of liquid storage changes the dynamic characteristics and seismic responses of the structure....

The proportional-integral-derivative control (PID) is the most popular approach in industry and commerce, due to its simplicity, low cost and effectiveness. Unmanned aerial vehicles (UAVs) have been used widely nowadays, focusing on agriculture, recues and other fields. Quadrotors have nonlinear and...

The forecasting method of future values of a time series from current and past values is of considerable practical interest and in important areas of application. In addition to calculating the best forecasts, it is also necessary to specify their accuracy, so that the risks associated with decisions...

In order to improve the flexibility and make energy transmissing between power system and distributed generators more efficient, a double-input single-output DC-DC converter based on the topology of push-pull modular multilevel DC converter is presented in this paper. First, it selects the topology structure...

n Chinese information field of engineering construction, the traditional information management is on the function-oriented and data-oriented base, and cannot provide comprehensive and complete process-oriented support in the process management. There is a big gap especially in the information integration...

CuO nanoparticles (NPs) are widely used in commercial applications. With increasing CuO NPs production, CuO NPs are likely to present in the environment and pose a potential threaten to ecosystem. In this work, 20 and 50 mg/L CuO NPs and 0.15 mg/L Cu2+ were used to test the toxicity to Arabidopsis thaliana...

Focused on the availability of command information system, the availability model of command information system is constructed from capability, business function, application process and application object firstly. Secondly, the availability index of command information system is established in principle....

Radio Frequency Identification (RFID) is an advanced technology, which can be applied to automatic data identification, acquisition and distribution. When utilized in power grid logistics management, this technology will assist to improve the logistics management efficiency. However, RFID hasn’t been...

As Android games plays a big role in humans' daily amuse activity, the rapid growth of mobile games has led to the constant development and update which have resulted to the heavy loan of testing. Unity is one of the most popular game engines that establish a more effective rendering of game scene. In...

In order to make the intelligent materials have a new development in the field of Mechanical Engineering, composition of intelligence materials is briefly introduced in this article; Design thought of intelligent materials are detailed analyzed; Main functions of the intelligent materials was described;...

Most of the historic environment is landscape dependent, the landscape space scale is pleasant, the sight is open, the form is beautiful, and full of vitality.The growth of the space depends on a combination of law of the landscape space[1].The location of some ancient cities and towns is often within...

The types of internal fault and their influencing factors in GIS are analyzed. The key technologies and researching results of UHF, ultrasound and SF6 decomposition method on site for GIS internal fault detecting are presented, compared with each other and analyzed. The methods of fault location and...

Communication records are personal privacy, while the reasonable use of communication records can combat crime and protect the interests of citizens. This paper tries to find a balance between the two and predict the occurrence of criminal activities with the least communication records. A method is...

The article takes integrated visualization of IoT (Internet of Things) monitoring data and friendly user interaction as research objects, relying on the IoT platform aggregated by lightweight business, to research on how to turn the heterogeneous data collected from various sensors to synthetic situation...

The existing photo thermal training equipment in vocational education is usual a simulative system that cannot support practical training exercises. As well as, different photo-thermal technologies cannot comprehensively integrated for study. To solve these defects, this paper puts forward a comprehensive...

Line losses are needed to be calculated before overhead transmission lines put into operation, and meanwhile AC resistance of wires determines its resistive losses and transmission capacity. In this paper, we compared several commonly used methods of AC resistance, obtain their advantages and disadvantages,...

A new application of high resolution continuum source flame atomic absorption spectrometry has been developed for the determination of Ca, Fe, Zn and Mn in chicken feed. Under the selected determination conditions, the correlation coefficients better than 0.998, the relative standard deviations less...

Separating radioactive wastewater by using high gradient magnetic separator is one of the new technologies. In this paper, using FLUENT software for simulation, effects of the flow rate, magnetic particle size, intensity of magnetic field, and magnetic media filling rate on adsorption was figured out,...

Alpinia officinarum Hance, one of the local herbs in Guangdong, has the rich content of flavonoids and is one of the most commonly used traditional Chinese medicines for the treatment of gastrointestinal tract regulation, smooth muscle spasmolysis, immunoloregulation, antioxygen, tumors, diarrhea, and...