Advances in Engineering Research

With the increasing of information technology in China, and the intelligence of network building, the requirements for safety detection technology of network operation are raising both in depth and width. The state detection work needs to gather a large amount of data information, and the operation of...

This paper presents an Archimedean spiral antenna (ASA) and explores the radiation characteristics of the ASA. We proposes a parallel Archimedean spiral antenna (PASA). The proposed antenna can maintain the radiation characters with a half input impedance compared with the ordinary ASA. The characteristics...

In order to consolidate the achievements of hydraulic engineering system reform and rehabilitation of defected reservoir, and to further promote the development of dam safety management, annual report about reservoir dam safety is proposed. This paper analyzes the function and significance of annual...

For the aim of sorting non-metallic shredder residue of body of end of life vehicle after disassembly, an innovative density screen is proposed. In this paper, the model of throwing and sliding of plastic and glass scrap of material for this equipment was defined. And then, the numerical simulation of...

Five kinds of Brønsted-acidic ionic liquids with different nitrogen-contained chemical groups and different anions were synthesized, and were respectively characterized by nuclear magnetic resonance(NMR), infrared spectrum (IR), electrospray ionization mass spectrum (ESI-MS) and thermogravimetry(TG....

In this paper we present the evaluation results of solar thermal cooling performance of PDMS/glass composite lamination in which the microfluidic flowpaths have been fabricated on the interface between PDMS and glass. The microfluidic flowpaths was designed into pinnate-like and its pattern was transferred...

The development of renewable energy such as wind power has been widely concerned. However, the randomness and intermittency of the wind power as well as the lack of transmission capacity result in significant amount of wind energy curtailed. Meanwhile, the demand for large capacity battery is expanding...

The residual stress and welding deformation were measured for the bogie frame steel plate SMA490BW butt joint welded by using the plasma-MIG hybrid welding process and the general MAG welding process respectively, as well as in different groove angle conditions. The results indicate that the plasma-MAG...

Aiming at discussing the important issue of large time-delay temperature control of large-scale chicken farms, a large time-delay model of large-scale chicken house temperature control is firstly established. Through the large time-delay model of the large-scale chicken farm temperature control, the...

The paper introduces a strategy “Integration of heterogeneous information in the Distributed System based on REML”. In the strategy, we wrap different formats, distributed heterogeneous informtaion into the unified REML information, and make it to be re-utilized by Web Service which is a method of communication...

The promising trend in increasing the productivity of potatoes is efficient use of plant growth regulators and microfertilizers. The paper presents the assessment of the current study on the influence of various substances and defines the need to identify the influence of growth regulators on the net...

It puts forwards related test and requirements while analyze harm of outlet short-circuit to power transformer in the state of increasing volume of power system short-circuit. Furthermore it describes process of harm accident when power transformer close range outlet, check test's situation, analyze...

A pot experiment was conducted to study the effects of mutual grafting on photosynthetic characteristics of two ecotypes of Solanum photeinocarpum under cadmium (Cd) stress. Four treatments were used in the experiment: ungrafted of farmland ecotype (F-CK), ungrafted of mining ecotype (F-CK), the farmland...

Runoff generation is a key process of the hydrologic cycle. In studies, most hydrological models can’t explain how changes in the runoff generation mechanism caused by rainfall and soil conditions. Accounting for this issue, this article proposed a runoff generation mechanism index (RGMI) to realize...

Deep learning (DL)-driven target detection techniques are one of the key topics in today’s research. The target detection algorithms have been updated along with researchers’ continuous updating of target detection model libraries and datasets in recent years. However, there is a lack of knowledge about...

Nanocellulose was extracted from pineapple leaf using high pressure homogenization (HPH) in a liquid, homogeneous state. After optimizing conditions, nanocellulose was obtained at 100 MPa for 45 cycles with the diameter of 4-10 nm. The nanocellulose was cellulose II, with the crystallization index reducing...

Aiming at the thermal comfort problems brought from anti-riot helmet in high temperature, an study of meas-uring the temperature of head skin based in the anti-riot helmet micro environment is designed, and thermal comfort of the volunteer is evaluated through the skin temperature and the volunteer's...

The localization management of transmission lines can not only take the advantages of geography, information advantage, location and traffic of each territorial power company, but can also improves the efficiency of fault inspection and fault recovery to the reliability of power supply substantially.

In this paper, we propose a full-automatic algorithm for extracting elongated object from CT image. Given an input image, we use the SWT(Stroke Width Transform) and MM(Mathematical Morphology) to locate the coarse location of target. Thus leading to over-segmentation. In order to refine the segmentation...

The functional information model of the technical system based on the component unit model is the basis of the analysis of computer aided function. Through the introduction of graph theory knowledge, establishing technical system function directed graph's adjacency matrix and reachable matrix. The establishment...

In order to propose the optimal route for each refugee[1], we have finished the following work. Firstly, Grey Relational Analysis model is established to analyze the correlation coefficient of a plurality of metrics. The indicators with larger correlation coefficient are chosen as the metrics. In our...

With the development of computer and network technology, athletic meeting management is constantly toward modernization, and in the popular athletic meeting management software, the grouping lane dividing of track events is fixed eight lanes, scheduling algorithm is fixed, and there are some flaws. Therefore,...

Citation network is a complex network composed of literature and literature citation relationships. To such a large-scale network, it is difficult to detect the global community. On the other hand, there are more concerned with the situations local information than global information. Based on DBLP citation...

With the continuous progress of the urban rail transit network, the passenger flow records of the urban rail transit are constantly refreshed under the double stimulation of the network effect and the fare. As the passenger flow rapidly increases, various problems of incompatibility on the related facilities...

In order to improve the efficiency and safety of air traffic control systems, a deep learning based optimization strategy is adopted, integrating data collection, processing, and decision support modules. By improving the ant colony optimization algorithm and neural network model, route scheduling and...

Short-term load forecasting is inevitable and important for electric power management.In order to predict precisely and reliably, the forecasting model is established combining Genetic Annealing Algorithm and Support Vector Machine, which respectively improve partly search capability and possesses more...

The personalized user operation is the mainstream of the mobile application development in the future, which is based on the accurate prediction for mobile user behaviors. Currently, the mobile applications cannot provide specific mobile application operating procedures according to the behavioral characteristics...

Chinese fir (Cunninghamia lanceolata) is an important commercial timber species in China. In the recent years, seasonal droughts occurred frequently in the fir growing areas and made a great impact on its production. In this study, PEG-6000 was used to simulate water deficit, while the drought-resistant...

The proposition of SWEBOK (Software Engineering Body of Knowledge) provides criterion for the organization and effective management of software engineering knowledge. How to use SWEBOK guide the learning of software engineering related professions has become a real question. This essay constructs an...

Aiming at the problems of tower crane safety performance assessment and prediction, put forward a scheme of tower crane safety monitoring based on large data analysis, this scheme provides a three-level architecture. Rank field by field data acquisition unit is responsible for collecting various operation...

Conventional Vivaldi antenna has the advantages of ultra wideband, but its backward radiation is too large and the the gain of the main radiation direct is low [1]. On the basis of the original Vivaldi antenna, this paper designed a Vivaldi antenna element with a groove, its working frequency is from...

In this paper, we discuss the influence of different preheating temperature and welding speed on welding residual stress through numerical simulation, which takes a certain type of emu car KK middle end of T type welded joint as an example.Using the double ellipsoid heat source model checking got temperature...

This paper through the experiment discussed the glass powder to substitute the mineral powder to asphalt mixture effects of asphalt mixture aggregate ratio, volume parameters and water stability. Experimental results show that the glass powder to substitute the mineral powder have minimal impact to asphalt...

NSE plays a vital role in PC12 cell differentiation, expecialy the length of the synapse and the formation of microtubules. Here, NGF(Nerve Growth Factor) and OGD(oxygen-glucose deprivation) were used to stimulate PC12 cells, and convert them into neurons to establish an ischemia in vitro model. In order...

Sandwich beams with functional gradient metal foam core are sensitive to local indention because of the low strength of the foam core and the low bending stiffness of the thin face sheets. The local indentation response of the sandwich beams are determined by loading the beams with a flat indenter. The...

The interface delamination of waste plastic chip will seriously affect the value of their recycling reuse; therefore, it has been a hot issue in recycling researches of Waste Electrical and Electronic Equipment (WEEE). Based on the exponential cohesion theory, this paper has researched chip delamination...

The advantages of the form of this paper is numerical calculation without spurious numeric, and keeps monotonicity of numerical value. It contrasts the difference among various flux limiter flux limiter function in solving equations by examples and verifies the advantages which is conservative, robustness,...

The exits and entrances of the multi arch tunnel are often located in unfavorable geological sections, such as shallow buried, bias, high weathering degree, rock breaking and so on. In addition, the existence of the side slope makes the force more complicated after the tunnel excavation. When exits and...

The temperature-microstructure-stress/strain coupling model of YRT inner ring in the process of oil quenching and deep cryogenic treatment (DCT) were established to study the change rule of cooling process, microstructure evolution and residual stress distribution in the process of oil quenching and...

Remanufacturing is an important path to realize the sustainable development on modern industry. Defect detection is considered one of the most scientific and developed services in remanufacturing. Aiming to find surface defects of the rotational parts rapidly and accurately in the process of remanufacturing...

In this paper, the working principle and method of using TB6612 to drive DC motor are described, and the hardware and software design are given. Based on this, the motor driver chip TB6612, TB6612FNG is the Toshiba Corporation Semiconductor production of a DC motor drive, it has a large current MOSFET-H...

Freight forwarding business is one of developing businesses in Indonesia. The existence of the business is supported by the existence of export and import activities carried out by the other business doers. Companies involved in freight forwarding are manufactures, trading, retailer, consumer goods,...

The self-excited oscillation pulsed water jet is an efficient and valuable technology for cutting, especially for risky environments. In this paper, the pulsed water jet is explored to be used in high-risk environment for metal cutting. The abrasives are proposed to be added in to enhance its cutting...

The SEPIC (Single Ended Primary Inductance Converter) converter is a highly versatile and efficient solution to correct the power factor in AC-DC conversion systems, and it has become increasingly popular due to its performance and ease of use. It is well-suited for high voltage conversion applications....

This paper is based on the panel method from three-dimensional potential flow theory, sources-sinks are distributed on surface panel to meet the boundary conditions. Additional mass can be obtained by solving the velocity potential. Ellipsoids under different scales are as example to study influence...

Load forecasting is a traditional research issue in the field of electric power system. In this paper, an improved fuzzy time series approach is used to forecast load. Firstly, a method of unequal-sized intervals partitioning based on K-means algorithm is proposed. Secondly, improved fuzzification method...

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

This design is a measurement and control system of greenhouse ecological parameters. It realizes the data acquisition of temperature , humidity and carbon dioxide on the site, implement the data transmission and display function by using the data acquisition system which consist of the converter, data...

Energy consumption has seen a sharp increase with the rapid sci-tech development in China, which leads to an urgent demand on efficient, scientific and reasonable energy management methods to predict and evaluate energy consumption and improve the energy utilization rate. Based on the theory of grey...

In the paper the main problems of power control strategies in series hybrid electric vehicles are discussed. Classical regulators are compared with neural networks, their advantages and disadvantages are shown. Experimental data sources for training neural networks and proofing results are suggested...

Sunflower seed has attracted the researchers’ attention because its’ high nutrition oil. Shell breaking mechanics characteristics test and analysis of sunflower seeds,as to provide a theoretical basis for the pressing equipment and research on sunflower seeds. Through single factor test and orthogonal...

The method of microprocessor circuit fault diagnosis is mainly discussed in this paper. In order to test circuit faults

According to the problem that lots of machining time of Electronic Discharge Machining (short for EDM) is wasted in replacing and inspecting tool-electrode, adjusting and inspecting equipment for EDM has been developed. Through extracting the feature points and planning the inspecting path, necessary...

As an important material used in the production of epoxy resins, epichlorohydrin is usually derived from the saponification and cyclization of dichloropropanol in a tower reacting system. In order to reduce energy consumption and wastewater discharge, a new process of tubular reactor coupled with wiped...

By inducing thermal explosion in high-gravity field to prepare the laminated composite of TiB2-based ceramic and Ti-6Al-4V alloy, spatial span-scale continuously-graded microstructure was achieved in interfacial region between the ceramic and Ti alloy, and the formation of the interfacial microstructure...

The high temperature rutting test, the Marshall test, the low temperature bending test, the water stability test and the scatter spatter test of SMA-13 asphalt mixture were carried out based on the raw material and the mix design. The lateral comparison of SMA-13 road performance was carried out for...

Express automatic sorting is one of the main problems in the domestic logistics and transportation section. At present only a few large domestic and foreign logistics companies possess automated logistics sorting lines. The sorting equipment is complex in structure, large in size, high in cost and energy...

As a new energy-saving conductor, ACCC conductor, which has the advantages of low weight, high conductivity, can double the ampacity of conventional conductors. However due to the differences between ACCC conductor and conventional conductors, present current-temperature model cannot be directly applied...

To address the issue of cracks appearing in the side walls and arches of a tunnel in Xinjiang after the formwork removal of the secondary lining, a comprehensive site investigation was conducted. The causes of the cracks were analyzed based on geological conditions, engineering design, construction,...

Nano measurement technology is an important means of nano-mechanical properties of thin materials research. Aerial film has more excellent physical and mechanical properties compared to common film. Nano indentation continuous stiffness testing method is applied in the paper, the nano-mechanical properties...

Compares two 1/4 car models, two 1/4 model (changes the spring stiffness) and 1/2 car models three vehicles at the same speed in the displacement effect. Comparison: when the vehicle speed is less than 130km/h, and displacement response curves in the three models are calculated when a highway bridge...

The relative differences in the flow characteristics of the fuel within nozzle holes of diesel injectors significantly influences the atomization and combustion characteristics of diesel engines. The numerical simulation of cavitating flow developed fully in nozzle holes of a vertical four hole injector...

A wet chemical method was used in this work to produce Ba0.985Bi0.01TiO3- BaMnxTi1-xO3(BBT-BMT) materials. With increasing Mn content, the ceramic capacitors display stronger temperature stability in its dielectric behavior. The dielectric properties of the samples were measured by a LCR meter. The micstructure...

Displacement and deformation of engineering buildings (structures) are objectively inevitable. However, all surface and underground buildings (structures) have certain structural strength to resist surface displacement and deformation. In this paper, monitoring characteristics of high-rise building,...

The field mill is always used to measure the electric field with charge at present. In order to get accurate measurements results, the field mill must be used belong with the ground plate system. The influence of the ground plate area on the measurement result has been researched by the simulation and...

In the smart substation security area, the IEC 62351 standard defines clearly security measures, provides security guarantees for substation communication system and network security. This paper analysises the part of IEC 62351 standard of GOOSE/SMV protocol security, finds out the shortcomings of the...

Non-uniform factor of wind pressure is used to express distribution unevenness of wind pressure acting on the conductor at same time. USA, Japan and Germany etc developed countries have carried out many field measurement about it. Field measurement research in China is less, it is also found during actual...

In the informatization age, more and more industries have realized the significance of introducing information technological means and made it as an important driver. Similarly, in the development of colleges and universities, only by applying information technology means can the development of them...

In this study, we proposed a novel complex neural network algorithm, which extends the neural networks based approaches that can asymptotically compute the largest modulus of eigenvalues and the corresponding eigenvector to the case of directly computing the largest sum of real part and imaginary part...

This paper presents a U-shaped slot RMSA Antenna (rectangular microstrip patch antenna) tailored for wearable health monitoring systems, with an emphasis on global connectivity. The design process addresses key factors like flexibility and cost-effectiveness, which are critical for wearable antenna applications....

Amputations are not rare cases the number of people who need to wear prosthetic limbs is more than thirty million, which is larger than many people used to consider. Intelligent prosthetic limbs bring huge convenience to these disabled people in daily life and make them more confident. However, the techniques...

This research is motivated by students’ mathematical computational thinking skills, which still need to improve. So, the goal of this study was to analyze and describe how students in Class VIII SMP think about math when they solve problems about probability. The research method used is descriptive qualitative....

Information less than optimal in cyberspace is the leading cause of people with disabilities not getting jobs. The shortcomings of persons with disabilities are also the cause of the difficulty in obtaining information. While labor providers have opened up job opportunities for persons with disabilities,...

It is difficult to verify the reliability of a new type of ammunition components through traditional statistical testing methods. And the accelerated life test of ammunition components at the present often requires a large amount of sample size. The calculation model for minimum sample size of the Inertial...

The advent of mobile multimedia nurses great aspiration for the integrations of the relevant high technologies into English language curriculum. Mobile-multimedia assisted EFL teaching is theoretically based on constructivism, humanism and the input hypothesis, and practically supports the paradigm of...

This paper summarizes the composition and harm of automobile exhaust gas. It also briefly marshals the development and main components of automobile exhaust purification catalysts, of which three way catalyst is emphatically introduced. In this paper, some problems existing in the current conversion...

With the development of precision engineering and precision instruments, the micro-nano platform becomes the important carrier in the precision positioning technology, which provides large torque and high precision.The platform's performance is tested by using laser displacement meter.Four kinds of testing...

With the process of software development and application basing on network and cloud, the change of software development requires new software defect prediction method for these kinds of software development, which can solve the problems of the traditional software defect prediction method based on target...

In this paper, a time-dependent model is established to determine the optimal scheme which can bring economically attractive opportunity to a private firm. yield was taken into account in this model (yield is a variable varies from time). We build a time-dependent model to balance the costs and benefits,...

The 21st century is the era of leisure, Leisure PE as a positive, healthy, civilized social life style in modern society, and promotes the harmonious development of man and society, and promotes the comprehensive and coordinated development of human beings. Only by strengthening the leisure PE propaganda,...

This paper studies the dental caries, dental calculus deposits, smoke stains, bleeding gums and even lead to gum recession, tooth wedge damage caused by coronary heart disease, diabetes and cerebrovascular diseases due to incorrect brushing posture in daily life. This paper researches the health toothbrush...

Recoil displacement, recoil velocity, recoil resistance and gun carriage stress were selected as the key dynamic parameters. Measurement programs were developed respectively according to the characteristics of dynamic parameters. Live firing test was carried out, and measurement results of dynamic parameters...

By design the program and control the corresponding hardware devices, to design a Stepping motor control system to control the rotation of the stepping motor. The software part of this system is programmed based on LabVIEW, and communicates with the ELVIS II platform via USB port of the computer, so...

We have determined the patterns for age-specific changes related to activity of aspartateaminotransferase, alanineaminotransferase, gamma glutamyltransferase, ?-amylase, alkaline phosphatase and acid phosphatase in different parts of the stomach, liver, pancreas, duodenal, empty, ileac, cecum, colic...

Because the cable is laid underground, the space is not occupied, and an underground cable channel can accommodate a plurality of lines, and is favorable for the city street beautiful, so the cable is used more and more widely. With the increasing number of low-voltage cables, cable accident rate is...

A pot experiment was carried out to investigate the effects of applying uniconazole on growth and cadmium (Cd) accumulation of accumulator plant Stellaria media. The results showed that application of uniconazole inhibited the growth of S. media, and promoted the absorption and transport of Cd from soil....

In recent years, urban construction sped up constantly,the exterior design of urban lighting system and building attached great importance in order to make the city more bright beautiful. Even if at night,lights are illuminated brilliantly, become city's scenery, moreover many buildings use the glass...

Application of the principle of ultrasonic technology in traditional Chinese medicine extraction methods and the current major application for a review presentation, noted that ultrasonic extraction, their applications in medicine production, suggesting that ultrasound technology in traditional Chinese...

Cationic starch-based hydrogel was synthesized by simultaneous gamma irradiation of starch (St), acrylamide (AAM), allyl triphenyl phosphonium bromide (APB) and N,N'-methylene bisacrylamide (MBA) as cross-linker in aqueous solution. The molecular mass of the un-grafted AAM/APB copolymer, the cationic...

When the mole ratio of catalyst quantity to reactants was 0.019, that of alcohol to oil was 12, the reaction temperature was 150 ,the kinetics of transesterification of triolein with methanol was studied by means of four kinds of ionic liquids with netrogen chemical groups and different anions as catalysts....

In this research, polycarboxylate superplasticizer is synthetized by solution polymerization. Some influencing factors on synthesis of the product are studied such as raw material composition, reaction time, initiator and pH value of the reaction system. The results show: When the amount of MA used in...

Modern DC/DC Converter has characteristics of high efficiency, good output noise and low voltage ripple. It is wildly used in communication, computer, industry automation, military and aerospace. However, due to its strong nonlinear, time dependent and uncertain system, to some extent, conventional PID...

To deal with the large calculation error of ship magnetic field, this paper simulated the submarine magnetic field based on the software FLUX. Submarine’s geometry modelling, meshing and magnetic field calculation have done in order. According to magnetic field data and images, comparative analysis of...

Active noise control is combined with adaptive controller to construct adaptive active noise control. Adaptive active noise control is primarily researched in the theory and structure. DSP is applied in adaptive controller to design adaptive system for active noise control. Adaptive system can steadily...

Parallel Combinatory Spread Spectrum (PC/SS) communication system has higher data transmission capability and bandwidth efficiency than conventional Spread Spectrum (SS) communication system. Meanwhile, PC/SS system must correctly select all maximal PN sequences from PN correlations, otherwise it will...

Based on the Sichuan-Tibet highway south line (Tibet border line of State Road 318 K3473+000-K4670+000andK1324+000-K1473+000NationalHighway214line)the survey results,using Midas/GTS to establish the numerical model of slope stability analysis,analysis of two slope loose accumulation effect of subgrade...

The primary difference between machine-made sand and river sand lies in the presence of stone powder. This paper conducts research on the application of machine-made sand concrete in airport pavement construction, specifically focusing on the application of machine-made sand concrete with stone powder...

T-5 strains of Mortierella were screened from soil sample, which had a high lipid contents. Through the orthogonal experiment, the optimization conditions of lipid were that temperature was 28°C, pH was 6.0, glucose concentration was 100g/L and inorganic nitrogen source concentration was 1g/L. The results...

ESL examination, instead of TOEFL and IELTS to apply for American universities, are increasingly sought after by the majority of learners. Test paper generating system for ESL examination is designed in this paper to help teachers free from the onerous task of generating test paper. The efficiency and...

Environment protection is very important for all of us. Ecological balance and environmental protection do not by all means depend on technology. The essence lies in human understanding of nature and the concept about human development. The scholars in Humanity play a more important role than scientists...