Advances in Engineering Research

With the increasing energy demand, the urbanization level of China has been greatly improved in last decades. This paper utilized a static CGE model to simulate the impact of urbanization against energy consumption based on data from IO-table 2007. The result implies that urbanization imposed salient...

One concise methods for synthesis of oxetan-3-ol from epoxy chloropropane are reported. The method involve employsepoxy chloropropane opening of reaction, esterifiction, electrophilic reaction, ring-closure reaction.

Objective. To evaluate effectiveness and safety of Fufang Kushen Injection combined with transcatheter arterial chemoembolization (TACE) for primary liver cancer (PLC). Search Strategy. Electronic databases were searched until 2 July, 2015. Inclusion Criteria. We included randomized clinical trials about...

With the development of 3D reconstruction software based on image, the number of this software is increasing, also they are different in theory. This article makes a brief introduction about 20 kinds of 3D reconstruction software based on image, and made a simple description and division.

Airport has rapidly developed for the last several decades. It occurs as the result of the increasing of people who use airline services, especially at "Soekarno-Hatta International Airport", the focus of this study. It couldn't be avoided that as the continuous development is still in progress, there...

A nonlinear flutter analysis method using CFD/CSD was presented in this paper. The computational method couples a nonlinear finite element method model with CFD solver. The structural analysis was based on a 4-node thin shell element and a new corotational (CR) formulation, which can be employed to analyze...

The organization and utilization of information resources are emphasis and difficulty for urban and rural planning management. In addition to traditional text data, there are massive and multi-source heterogeneous spatial data. It is necessary to build an integrated platform to manage these data. In...

In order to study the driving vibration characteristics and off-road maneuverability of tanks, the topology of tank system is analyzed by virtual prototyping technology and multi-body dynamics modeling method. The dynamic model of tank system is built. The dynamic simulation is compared with the actual...

Objectives: Promote the application of virtual technology in medical informatization, improve the resource utility ratio, reducing costs, and ensuring a secure and reliable system. Methods: Research the strengths, risks and limitations of virtual technology, based on the current application of virtual...

Objective: Salvia miltiorrhiza is a traditional Chinese herb medicine and is widely used in clinic application. This study is intended to extract flavones from Salvia miltiorrhiza by ultrasonic method in order to evaluate its antioxidation activity. 2. Methods: (1) Spectrophotometry is used to determine...

For missile falling angle constraint targets to prevent target evasive maneuvers, missile target relative motion relationship is established, based on the sliding mode variable structure theory, the linear sliding surface, select adaptive power reaching law is proposed with the drop angle constraint...

Because the chain STATCOM each inverter bridge DC side are independent of each other, the DC side voltage is difficult to balance, how to make the voltage of each inverter DC capacitor is consistent, safe and stable operation of the key device.For chain STATCOM DC capacitor voltage balancing problem,...

The paper expounds the necessity of scientific and objective evaluating and comparing the safety level of special equipment. Through the introduction of analytic hierarchy theory, the paper establishes a comparative analysis model of the safety level of the special equipment, and establishes the price...

In this paper, taking Android system as the operating platform, the design of a high quality can be text voice and video communication real-time communication software,in connection with the network conditions, can achieve instant communication between all users of Android system. This design can achieve...

With the development of compute technology and Internet, most applications of our daily life and work depend on the Internet. People began to take more and more attention on the 3D visualization in these web applications, which can provide a better user experience. Therefore, Web3D, composed of 3D technology...

Biogas slurry as an inevitable outcome of biogas project contains a lot of nutrients such as nitrogen and phosphorus. In order to solve the difficulties in storage of biogas slurry and recycle the nutrients, phosphorus from simulated biogas slurry was concentrated by reverse osmosis membrane. Economic...

The prior polarity of words, as a challenging problem, can make great contribution to the sentiment analysis task. In this paper, we propose a method to generate the prior polarity dictionary based on Random Forest (RF) learning algorithm. We compare the proposed approach with the previous methods. The...

It was proposed that the gray value distribution contour curve of the fracture surface of material was used to represent the true contour curve of fracture surface, the gray value distribution contour curve was extracted by the image analysis software IPP(Image Pro-Plus), and the fractal dimension of...

With the acceleration of urbanization, urban planning becomes more and more important. We did some in-depth discussion about sustainable city and smart growth initiatives in this paper.Firstly, we define a metric which is a comprehensive index to measure the success of smart growth of a city. On the...

Chinese alpine regions experience strong sunshine, large temperature differences, prolonged low temperature and other conditions. Tailings melting caused by tailings spring flood season, in winter and spring alternately, can easily result in dam collapse. According to the characteristics of climate and...

The constructs of motivation and autonomy reveals that these two terms can be used in language learning to adjust to the current situation. The understanding of the terms will accommodate the parties involved in dealing with the complex situations in English for Specific Purpose (ESP) situation. These...

Solid waste is harmful to human waste, but also for the development and utilization of secondary resources. This paper outlines the industrialization path of various solid waste and solid waste recovery using industry has great advantages in resources, solid waste resource technology were discussed....

OFDM Visible light communication (VLC) systems can achieve both illumination and data transmission simultaneously via light emitting diodes (LEDs). Orthogonal frequency-division multiplexing (OFDM) has been considered as a promising multi-carrier modulation technique for VLC due to its ability to boost...

To solve the defect of rear protective device of a truck which has no function of barrier and buffer energy-absorbing, a truck-mounted removable type rear protective device is designed. The impact energy is absorbed by mechanical shearing the metal bolt, is mainly used for highway truck is forced to...

Experiment is critically important in engineering mechanics. This paper analyzes the features of metallic materials through tensile tests, and found the mechanical properties of plastic and brittle materials. Tensile test is one of the most basic and important experiment to measure the mechanical properties...

A new and compact self-quadruplexing Substrate Integrated Waveguide (SIW) cavity-fed patch antenna with quad-band operation is designed and reported in this paper. The designed antenna comprises four planar ports, a modified H-shaped slot, and a Substrate Integrated Waveguide (SIW) cavity. Initially,...

A 2015 report by the South African Institute of Risk Management warns that without urgent repairs, the whole Kariba dam will collapse. It has also led to the crisis of the Kaliba dam more and more concerned by the world. In order to study the feasibility of building a number of new dams to replace the...

At present, with the video data growth, in the transmission system of theater video monitoring, it uses the communication way of IP unicast and IP broadcast to transmit video data, which leads to the rapid consumption of bandwidth. In order to solve the above problem, this paper proposes to adopt the...

To analyze the implementation scheme of NGN in QoS, and conclude the key principles and requirements for implementation of NGN network QoS. To put forward a design scheme of NGN dynamic QoS based on mobile agent. And the related principle of the scheme, key points are introduced. The mobile agent technology...

Movement of the grab excavation process and stress state is the key to conduct large grab design. In this paper, discrete element theory is used to the simulation study of the large marine dredging digging grab process. Through the simulation of large-scale grab EDEM without deep reclaiming process,...

Liquid droplet size distribution and spray has the direct influence upon the combined trapezoid spray tray (CTST). This paper makes use of experimental tower with the diameter of 570mm and high speed camera to conduct the research on the liquid droplet size distribution and spray of the high speed camera....

Image registration is a basic problem in image processing, which is widely applied in the field of target tracking, stereo matching, scene recognition etc. For its diversity and complexity, registration algorithm still exists several problems in the speed and accuracy at present. Therefore, a fast sub-pixel...

Lots of fast-growing eucalyptuses are planted in Guangxi because of their economic value. Based on the fertility characteristics of fast-growing eucalyptus and Guangxi soil nutrient status planting eucalyptus must pay attention to the application of fertilizer. Therefore, lots of nitrogen and phosphorus...

The important intermediate, (R)-methyl 5-hydroxy-3-oxoheptanoate, of study towards to total synthesis of (+)- Clavosolide A (1) was described, which was commenced from commercially available D-phenylalanine.

In response to the global climate warming and achieving economic and society sustainable development, low-carbon economy is indispensable. Electric power industry is huge carbon dioxide emitter in China, so there is a difficult task in the energy conservation and emissions reduction. The development...

FIR filter is widely used in the fields of signal processing with high fidelity. In the design of FIR filter the traditional algorithm such as serial DA algorithm, parallel DA algorithm and combined series and parallel DA algorithm are all not so suitable, which has lots of shortcomings. In this design,...

This paper deals with the genetic algorithm to solve the vehicle scheduling problem of logistics enterprises. It established the mathematical model of vehicle scheduling problem first. Then determined the method of population initialization and the representation of fitness function, in consideration...

To meet the charging demand of the electric vehicles (EVs), a new two stage optimization (TSO) method is proposed in this paper with the consideration of the public service attributes of EV charging station (CS) and its impact on the distribution network. First, the locating and sizing scheme based on...

Orthogonal LiMnO2 has unique characteristics, when used as a cathode material it performs excellently. This paper focuses on doping modification of their shortcomings, using sol gel preparation to make cathode materials, researching on a different scale doping effect of nickel on its performance as cathode...

Morphological and biochemical changes in RBCs of cattle suffered a technology stress and its correction by LILT are analyzed in the paper. The study object was the whole blood of physiologically healthy black-and-white cows suffered a technology stress and the blood of not stressed animals. The blood...

The hathpace folk houses in Kashgar are the only one that are preserved well in China today and are also the essence of modern Islamic culture.The unique spatial structure of hathpace folk houses are not seen in other provinces and cities of China. This construction community has strong growth and vitality...

Delta 3D printer is a kind of 3D printer with parallel structure. It is easy to print and has wide adaptability. However, the complex installation, plugging of print head, surface quality of printed parts and quality of printing head limits the development of its application. This paper analyzes the...

Optical fiber sensing technology has been shown to advantage in physical testing. In terms of chemical content and biomass detection, its specificity and flexibility cannot meet the demand of the rapid development of biology, chemistry, due to the material, structure and process of bondage. At the same...

Finite impulse response (FIR) filters implemented in binary weighted number system suffer from the carry propagation delay. To accelerate the FIR filtering process, a design method is proposed on the basis of residue number system (RNS), which has been considered as an important methodology of high-speed...

Industrial alkali lignin (LG) was used as raw material and ionic liquid 1-butyl-3-methylimidazolium chloride ([BMIm]Cl) was used as reaction system. Alkali lignin was dissolved into the [BMIm]Cl and modified as propyl ether lignin(HLG). Then the HLG modified lignin was used to synthesizing the lignin-based...

For the maintenance of a 330 MW limestone - gypsum wet flue gas desulfurization system found, in-depth analysis of the factors affecting the desulfurization gypsum quality, including: impurities in gypsum, absorption tower impurity balance, desulfurization absorbent quality, lime stone particle size....

Metallographic examination is a traditional technology. In this paper, etching method of macro inspection of metallographic was set as an example. Through analyzing the example by Su-Field Model and Physical Contradictions, we convert a practical problem into a TRIZ problem, and find out the final solution...

The demand response pilot work of China has achieved remarkable results in Jiangsu, Shanghai, etc. However, there still hasn't a unified business process being made, and the participation of diversified market subject such as new electricity retail sales company has intensified the market competition...

By using the generalized Riccati transformation and the inequality technique, we established one new oscillation criterion for the second-order nonlinear delay dynamic equations on time scales. Our results not only extend and improve some known theorems, but also unify the oscillation of the second-order...

The removal of decabromodiphenyl ether (BDE-209) from contaminated soil using sepiolite-supported nanoscale zero-valent iron was investigated. The experimental results indicated that the removal efficiency of BDE-209 from soil was greater than that of the nanoscale zerovalent iron (nZVI). The removal...

Cable has strong nonlinear characteristics under the static or dynamic force, and if the frequency ratio of the boundary excitation meet some conditions, cable under force will perform a vibration amplitude much more than the initial value. The sling of a long-span suspension bridge may perform a parametric...

In this paper, the effect of the zinc nitrate concentration on the morphology and optical properties of ZnO nanorod arrays synthesized by hydrothermal method was investigated. The microstructure, morphology and optical properties of the as-prepared samples were characterized by x-ray diffraction (XRD),...

Kuhn-Munkres algorithm is one of the most popular polynomial time algorithms for solving classical assignment problem. The assignment problem is to find an assignment of the jobs to the workers that has minimum cost, given a cost matrix X 2 Rm n, where the element in the i-th row and j-th column represents...

Along with the development of our country’s economic and the improvement of science and technology, more and more sleek, novel structure of multilayer large-span spational structure has been developed rapidly. At present, the study for the new composite tubular truss floor is few in our country. However,...

Mixed rifle has the merit of improving the accuracy, range, and lifetime of gun tube. Due to the large caliber, the deep helix groove, and the long barrel of large-caliber cannon artillery, the traditional way is a complex, reiterative and time consuming process to design an effective cathode for electrochemical...

The uniqueness of tie-dyeing technique lies in dealing with the fabric by the methods of sewing, binding, wrapping, knotting and sandwiching, etc, through “tying” and “dyeing” to produce the visual effects of color dyeing, the rich changeable color gradient and the folding printing and dyeing...

There is always the potential of malware or attackers using a honeyfarm to infect or attack non-honeyfarm systems. Thus, each organization must implement data control of a compromised honeypot to minimize the risk. We have proposed a data control mechanism that exploits honeyfarm gateway, intrusion detection...

Radio monitoring system can cover a range of area, where we can obtain the electromagnetic mode information, and the information we get is the result of a mixture of various radio transmission signals. We can't get the intrinsic characteristics of the electromagnetic spectrum. It cannot determine whether...

Research on pedestrian pathways in coastal areas is related to facilities provided and access in the area. The characteristic of coastal area is influenced by access to different types of surface material and seawater. Therefore, pedestrian pathway in this area has to focus on resistance design, safety,...

Non-metallic fiber concrete is an emerging composite material that capitalizes on the exceptional strength, toughness, and durability of non-metallic fibers to enhance the mechanical properties and longevity of concrete. This article examines and explores the pertinent literature on non-metallic fiber...

Reinforced concrete simply-supported grillage girder bridges are of multiple possible failure modes considering torsion and shear interactions. Equilibrium plasticity truss model was adopted to search for the first cross-section failure mode of the bridge structure. The component resistances were calculated...

Popularizing the electricÿvehicle is the main means of settling the environmental and energy crisis. The key constraints of electricÿvehicle's popularization are presented in this paper. The problems are mainly embodiedÿinÿfour aspects: the power needs to be improved at technology level, the cost of...

In order to solve the issues such as high labor intensity, low work efficiency as well as bad reaping quality regarding manual sprout harvesting, realization of feeding of sprouts by self-weight for the existing sprout harvester and manual collection required for reaped sprouts, a type of rotary sprout...

This article concentrates on the analysis of building heating systems as controlled objects within the dispatching automated power system of a group of buildings. As a result of experiments, main control, perturbation influence, and the controlled variable - heating system return temperature - are defined....

The paper aims to employ emerging technologies to recycle the abandoned mining pits, and build urban complex to recycle the space, thus improving the local natural environment and creating a livable environment. The paper intends to explore the direction of urban construction in the future.

Based on the analysis of the all-life-cycle equipment logistic support, this paper suggests that all-life-cycle equipment logistic support information start from information management without paper, gradually establish a digital platform of equipment logistic support, then construct integrated data...

Energizing prospects emerge with the execution of block chain innovation into the universe of internet casting a ballot. Considering past contentions encompassing the security and realness of Electronic Democratic Machines (EVMs), this study tries to look at the commonsense benefits of integrating block...

In order to research the relationship between the change of bolt strain and the acceleration of pipe flange, in this paper, the vibration experiment platform which was a floating bolt flange pipe system under different bolt pre-tightening force was built. Experimental results show a high correlation...

Defect identification is the fundamental prerequisite for the vehicle recall, the previous precedents can serve as the most direct and effective evidences for the following defect identification. This paper explores a defect identification method on the basis of case-based-reasoning, and develops the...

With the United States retain its position as the top medal-winning nation at last year's Olympic Games in Rio, the most greatly desirable event came to the end. Is the result the same as your expectation? Is it possible to predict how many medals each nation will win? And what is it about a nation that...

A fast, eco-friendly and reliable method combining dispersive liquid-liquid microextracion (DLLME) with capillary gas chromatography (GC) was developed for the simultaneous determination of p-dichlorobenzene (p-DCB), o-dichlorobenzene (o-DCB), nitrobenze (NB), 1,2,4-trichlorobenzene (TCB), and 3-nitrotoluene...

Accurate and reliable electricity price forecasting is essential for market participants to make various decisions in the deregulated electricity market. However, due to the time-variant and nonstationary of price, which is related to change of market competitors' strategies, predicting price accurately...

Bacillus cereus is a gram positive, rod shaped, and most abundant bacteria in the nature. In this paper, we intended to focus on the inactivation and morphological and physiological changes of the bacillus cereus with various time periods of atmospheric pressure dielectric barrier discharge (APDBD) plasma...

The purpose of control loop performance assessment is to find a proper method to measure the difference between the actual performance and the predicted performance of the industrial control loop and further identify problems and make adjustments. Therefore, a proper basis to evaluate the correspondingly...

Four soil surface samples were collected and analyzed with GC-MS method to study the temporal distribution of typical petroleum pollutants in the oil-polluted soil of Gudao Region.The results showed that the concentrations of five typical petroleum pollutants increased with the increase of oil well exploitation...

The intergranular corrosion behavior of 430 ferritic stainless, with 0.025% up to 0.065% nitrogen contents, was studied by DL-EPR testing, SEM and EDS to elucidate the influence of nitrogen. The results indicated that, with the increase of the nitrogen content in the steel, the susceptibility to intergranular...

Synthetic study of the intermediate of (+)-vertine and (+)-lythrine, benzyl-2-(1-methoxy-1,3-dioxobutan-2-yl)piperidine-1-carboxylate was described, which included protection, reduction and addition of silyl enol ether.

A complete six-degree-of-freedom dynamic model is addressed for a stratospheric airship. Particular characteristics of the stratospheric airship are introduced. Besides, the airship’s equations of motion are constructed by including the factors about buoyancy, aerodynamic force, and added mass. Based...

In recent years, new communication technologies has made rapid development. Orthogo-nal Frequency Division Multiplexing (OFDM) is a core technology in the fourth-generation wireless communication field(4G). The basic principle of OFDM is to split a high-rate data stream into a number of lower. In OFDM...

A novel fixed bed photocatalytic reactor with tilted photocatalyst-coated deflectors was designed and a numerical simulation for evaluation of its photocatalytic performance by ANSYS FLUENT 15.0 was developed. The results showed that the convective mass transfer was effective near the deflectors. The...

Actinomycetes are affected by external conditions during fermentation, especially the secondary metabolites, the influence of the external conditions is very large. In order to produce the most abundant pigment, the method of response surface was used to optimize the liquid fermentation condition of...

In this paper, the control of all the movements of the corn harvester cutting table is based on hydraulic, PLC is used as the controller of the whole machine, The hydraulic component is used to control the folding of the cutting table, the adjustable row spacing and the rotation of the twisting and stripping...

Chlorination disinfection is a standard disinfection method for rural drinking water. Low residual chlorine can lead to the proliferation of microorganisms, while high residual chlorine threatens human health. To accurately determine the residual chlorine concentration, this study explores optimizing...

Under the dual driving forces of deep penetration in Internet of Things technologies and iterative upgrades in user demands for environmental quality, intelligent temperature control systems have emerged as a critical platform for energy optimization in modern buildings. To address prevalent issues in...

The composition, system construction, construction technology and function of glass wool board external thermal insulation system were introduced in this paper, the glass wool board was sewed warp and weft direction by basalt fiber and treated by waterproof and flame retardant interface agent (modified...

This article introduces the placing signage and the high-voltage trigger system of the extracorporeal cardiac shock wave treatment instrument. The placing signage is composed of a solenoid coil, a cylindrical sheet metal and a parabolic reflection cup. The cylindrical sheet metal is pushed sharply by...

The features of economic social development and urban layout of Liaohe Basin result in heavy water pollution, difficult treatment and many remaining problems with features of structural, compound and regional pollution. We should adjust the develop strategy, underline industrial harmony, emphasize environment...

This study applies the support vector machine theory to the private university teacher evaluation system. According to the theory of educational evaluation, combined with the current evaluation indexes of teachers in private universities, this study makes a scientific and reasonable setting for the evaluation...

In the power supply system of electrified railway, traction transformer is an important part and its running state plays an important role on the safety of railway operation. In this paper, we will analyze the transformer load curve, simulates the change of the temperature rise and discuss the influence...

In this paper, according to the characteristics of distribution network reconfiguration. A Novel Firefly Algorithm was used to solve distribution network reconfiguration, the algorithm was experimented and the experimental results show that the new algorithm to be successful. Simulations and results...

In this paper, a higher-order macroscopic model is applied to simulate non-equilibrium pedestrian flow. The path choice behavior is described by a time dependent Hamilton Jacobi equation based on the assumption that pedestrian flow always tends to walk along a path with lowest actual walking cost. A...

There are many reasons for the high water temperature of the engine, such as cooling fan not working, fan control module circuit failure, insufficient cooling medium and PCM failure. Primarily based on the analysis of the engine failure in this paper, the reasons for the failures were found out, and...

In recent years, the production and consumption of rabbit meat have increased since it has a number of advantages compared to other types of meat, and refrigerated rabbit meat, unlike frozen meat, has higher palatability, retains a greater number of micro and macronutrients. At the same time, there is...

The effects of different concentrations of gibberellin (GA3) on fruit preservation and quality and the physiological mechanism of action were studied. The results showed that the soluble sugar content of Zizyphus Jujuba ‘Zhanshanmizao’ was on the rise from young fruit stage to mature stage and fluctuated...

The sensor data collection satellite (SDCS) system, as a part of the Internet of Things (IoT), enables data transmission in areas without Internet and mobile communication coverage. A novel technology named LoRa for Low power wide area network (LPWAN) enables energy-efficient communication over long...

Aiming at the problems that complex testing process, incomplete testing and poor reusability of test cases for Android automated testing methods, we propose a generation method of automation test cases based on control traversal under the guidance of standard path. The method firstly records a test script...

During the dredging process, the characteristics of slurry transport in the pipeline are closely related to dredging efficiency. In certain transport conditions, the slurry in the pipeline may carry clay ball particles, which can affect transport efficiency. This paper uses a CFD-DEM model and a two-way...

This paper discusses a pipe routing design method which uses genetic algorithm (GA) to find the feasible and suitable paths in an environment with some certain constraints, especially distance constraint. The algorithm uses a grid processing method first to present 3-dimensional building environment....

A 5-Gb/s transceiver in 90nm technology has been presented in this paper. To mitigate the effects of channel loss, a 4-tap feed-forward equalizer (FFE) is included in the transmitter. Meanwhile, the receiver employs continuous-time linear equalizer (CTLE) to amplify high frequency signal. The clocks...

Shale gas reservoirs have become the focus of considerable attention as primary energy resource over the past decades worldwide. Numerical modeling technique plays a critical role in providing the essential tools for evaluating and managing the development of such complex systems. Gas flow in shale formation...