Advances in Engineering Research

With the rapid development of science and technology, sustained economic growth, social progress, a variety of engineering structures of today's society undergoing significant changes, material, structure, technology and other complex, and we will continue to large, complex , automation, and so the long-term...

Quadruped robots process lower control complexity and structural redundancy compared with 6 or 8 feet robots. Quadruped robots can adapt to all kinds of known or unknown complex environment, such as in disaster rescue, aerospace, space exploration, pipeline surveying and exploration. It can meet all...

For estimating the seismic demand of buildings, most seismic design provisions permit conducting linear and nonlinear response history analysis. In order to obtain reliable results from response history analyses, a proper selection of input ground motions is required. In this study, an accurate algorithm...

At present, mankind is faced with serious energy problems, as the energy-hungry, power energy saving is significant. Compared with the traditional single reheat unit, using secondary reheat to further improve the thermal efficiency of the unit, and meet the requirements of the unit low pressure cylinder...

Spatial power combining scheme of employing multiple coherent high power microwave sources together with phased array antennas is presented to improve effective radiation power of High Power Microwave Source (HPMS). HPMS and spatial power combining validation system are developed, and spatial power combining...

This paper presents a simulation model for flood warning and sluice dispatch in complex coastal plain water area. We propose an improved “semi-diurnal water production” Antecedent Precipitation Index (API) algorithm for computational modeling and simulation. By analyzing a large number of historical...

To obtain an appropriate picture of emissions through the aeration lantern of the block based on the location of the experimental area, a flexible shut-off screen was applied together with electrolyzers RA-400. Sampling was carried out along the horizon of the upper edge of the electrolyzer with the...

Through analysis of basic working principle of crane drum brake, change of friction factor under the influence of relative sliding speed, load and other factors is analyzed. Combined with the static and dynamic braking torque experimental results, the Rigid body and rigid flexible coupling model of drum...

To improve seismic reduction and self-centering performance of buckling restrained braces (BRBs) placed in a steel power plant structure, magnesium alloy is used to completely or partly replace steel as the core material of BRBs. First, steel power plant structure models with BRBs using different core...

Geothermal features manifestation appears in Grao Sakti, Renah Kemumu, Merangin Regency, Jambi Province and their associated of Sumatran Fault Zone and Barisan Range Zone. It is very important to understand the connection both of geothermal manifestation and fault zone of the Dikit Fault Segment (DFS)....

The pivotal focus of this study is to analyse solar tracing, a technique that uses global positioning system (GPS) technology to locate the sun’s potentially hazardous scene and boost the power production of a PV panel. Using the encoded information, the microcontroller’s navigation module can make an...

In this paper, a broadband impedance matching structure is presented. Based on it, a high-power double-ridged waveguide magic T covering the full-band of WRD 750 (7.5~18GHz) is designed. The test results are: each port's return loss below -18dB, synthetic branches amplitude balance error is less than...

In order to simplify the modeling job for analysis of reinforced concrete structures, longitudinal rebar can be simulated with equivalent box section instead of being embedded in concrete section. Separate model and monolithic model are researched by using numerical method. Numerical results show that...

According to the China energy consumption situation between 2005to 2014 years, in accordance with the present conditions and the energy security strategy, the Shannon Wiener index of biodiversity research method and the Pielou evenness index of energy consumption in China has benn adopted., Research...

Using finite-time thermodynamics, optimal analysis on a class of three-heat-source refrigerator for linear phenomenological heat-transfer law is done. The cooling load for the refrigerator per unit total cost is proposed as objective functions for the optimization. The optimum performance parameters...

Wavelet neural network (WNN), combining with wavelet analysis and neural network, brings forth a high- accuracy performance in identification and approximation. Passenger flow forecast plays an important role in transit scheduling and an improved WNN model is constructed to actualize dynamic forecast,...

The goal of this experiment is to use UV ink as the modeling material to reproduce oil paintings with colorful three-dimensional features. The scanned picture of oil painting stored in bitmap format was sent into a software program that provided stratification processing. The layers were printed on paper...

At present, big data environment in electric power field develops. Our platform has a poor efficiency of data analysis and the main bottleneck is disk I/O time of fetch operations. In order to address the problem, we use the characteristics that several tasks usually execute on the same data sets simultaneously,...

This paper will explain the theory of building a differential equation model that helps the simple water containment vessel offering a constant-temperature. The simple water containment vessel has an open system without the temperature control unit, and the effect of the constant-temperature may be impacted...

Funded by major national scientific research and equipment development project, the development of multi-channel transient electromagnetic system is led by the Institute of Geology and Geophysics, Chinese Academy of Sciences. It consists of pseudo random coded waveforms and high power transmitter with...

The aim of this work was to modify orange peel with sodium hydroxide and ethyl alcohol, and optimize the modified conditions and the adsorption parameters. The effects of various parameters including NaOH solution volume, NaOH solution concentration, ethyl alcohol volume, reaction time, reaction temperature,...

In this paper,Analysis and study of various kinds of internal and external treatment instruments of knee, Sum up the advantages and disadvantages of the same products and puts forward the design idea of X/O type leg correction bed with safe, low cost and physical external forces. Combined with the biomechanical...

Facing the impact of rapid urbanization and the problems of environmental deterioration, how to manage the development of landscape and green spaces in rural townships has become an important issue in China. However, how and to what extent can the patterns and changes of green spaces in the rural townships...

Heat-sealing BOPP films are used widely as commercial packages in recent years. However, nowadays there are some obstacles in heat-sealing BOPP films producing, for example the heat sealing strength is relatively low, which makes heat-sealing BOPP films not satisfy the increasing demands of the modern...

An in vitro study was performed with the aim to evaluate addition Lactobacillus salivarius I-11 on population bacteria of pellet duck feed. The completely randomized design was been used on this research with 3 treaments and 3 replications with 5 experimental units. The treatments were P0 (Pellet feed...

The application of fuzzy PID algorithm in air conditioning control system not only offers the latter a chance to adjust parameters intelligently, but also helps to get the capability of intelligent frequency modulation. This paper hereby explains the realization methods of fuzzy PID algorithm in air...

The determination of the current technical resource of the electric transport system is an important characteristic that allows one to define not only the current reliability of the system, but also to predict it for the future. If the maintenance of electrical equipment is carried out to restore the...

Book lending data is the core of the library's basic business, Through the use of OLAP and data mining technology, the library can be effectively mine the accumulated library books lending data, provide the basis for the development and daily management of the library. This paper realizes the design...

The baseband signal will be influenced by the channel which bandwidth is limited with external interference, the baseband signal will generate inter symbol interference. The raised cosine FIR filter is usually used to suppress inter symbol interference in statistical detection, and it also needs strict...

In the context of electric power reform, profit model of power grid is undergoing profound changes. The effective assets are the basis of the accounting enterprise's permitted income. So, in order to meet the growing demand for electricity supply and build smart grid, power grid need to arrange the scale...

Inductively coupled plasma optical emission spectrometric approach(ICP-OES) is used to determine the arsenic content in pyrotechnics used for fireworks and firecrackers. Element of arsenic is commonly found as impurity in chemical materials used for pyrotechnics in fireworks and firecrackers. Statistical...

In field operation, the transformer with good insulation design and insulation condition may failure caused by transient over-voltage. The accumulation of transient overvoltage reduces the reliability of transformer internal insulation without signs. Therefore, it is necessary to assess the over-voltage...

Piles of medical record data in hospitals or health clinics are personal information of a patient. The data is a patient’s medical history that is recorded and stored in the hospital. Hospitals can use this data if at any time the patient returns to the hospital or is used for referrals to other hospitals....

This study aims to analyze the factors that influence the survival of breast cancer patients using the Cox Proportional Hazard model. The data used comes from the NKI breast cancer dataset which includes information about patients, treatment and survival. Analysis was carried out using the Cox Stratified...

A new adaptive Canny operator is proposed which aims at the effect of image edge areas when traditional Canny operator under Gaussian smooth and the shortcomings of threshold level need to be pre-set. Firstly, the adaptive median filtering is adopted to process image; Secondly, this paper adds the gradient...

In this paper, the communication network system had been studied based on the schemes of efficiency evaluation. The relative assessment system and evaluation system had been designed via fuzzy analytic hierarchy process in terms of the timeliness, stability and security. Furthermore, the efficiency evaluation...

Our goal is to establish a model that makes the optimal strategy to keep a stable temperature and consume minimum amount of water. In specific, we are required to determine the degree to which are mentioned in the problem affect our model. In addition, we also need to consider the situation where bubble...

Research on Classification Environment Technology Diffusion of Occupational Tobacco Growers

The work described herein discusses the application of a high-resolution frequency wavenumber method-the Multiple Signal Classification (MUSIC) method which is different from the traditional frequency wavenumber (F-K) method for detecting and estimating the direction of travel (DOT) of infrasound. Synthetic...

Blades are critical parts of aero-engine and nuclear turbine, and it is important to inspect blades by optical method accurately. In this paper, an optical scanning device is designed for inspecting blades. In general, the main external factor affecting the accuracy in the process is environmental vibration,...

This article focuses on the standardized recruitment and training of civil helicopter rescuers. By giving a comparable study on the existing recruitment and training methods adopted domestically and internationally, the article takes into account the industry's characteristics and its development demands...

Ground mechanics is the study of off-road driving machine interaction with the ground in a mechanical discipline, vehicle dynamics and soil mechanics is a goalkeeper of combining the interdisciplinary, involving vehicles, ground and its interaction research of dynamics, etc. Mechanical parameters test...

A stannate conversion coating was designed for AM60B magnesium alloys. The influences of temperature and time on the surface morphology and phase composition have been tested using scanning electron microscope (SEM) and X-ray diffraction (XRD), respectively.Additionally,potentiodynamic polarization tests...

The paper takes the static and dynamic error of the harmonic gear drive into a full account, bases on the harmonic drive model to establish a system dynamics model and simplifies the infinite degree of freedom of harmonic gear driving system as a multi-degree-of-freedom system to derive the dynamic response...

With the rapid development of Internet finance and its applications, online banking fraud is becoming increasingly frequent. How to accurately identify the fraud data among the huge amount of transactions, is the urgent needs of Third Party Payment Center, Channel Department and other departments of...

Railway subgrade mud pumping is one of the most common defects. Unfavorable combination of soil, water, dynamic load is the main cause of subgrade mud pumping. Based on the source of water causing railway subgrade mud pumping, it can be divided into 5 major categories; on the basis of three stages forming...

Intersecting line usually appears on the 3-way or 4- way interface spare parts, forming the curves of surfaces. During the course of processing by CNC machine, the CNC processing program established by using computer assistant programming will greatly improve the effectiveness of programming. However,...

As a city’s landmark building, railway passenger stations are often large in space, crowded and extremely comfortable, which resulted in high energy consumption. Taking Taiyuan south railway station as a case, this paper introduced the green energy-saving design of the adaptable climate through natural...

Locationbasedservice(LBS) became more and more popular.ThecoretechnologyofLBS is positioning. For indoor positioning, the GPS (Global Positioning System) receiver can’t provide accurate results and even fails in positioning. This paper raises a method by using inertial sensors to realize a continuous...

The article gives the assessment of the state of agricultural landscapes by key indicators: the degradation processes in the investigated agricultural landscapes; the level of environmental sustainability of the agricultural landscape; the types of land forming the structure of cultivated land; the quality...

With the improvement of tennis technology in China, it is necessary to study the composition of its technology philosophically.This article attempts to make a preliminary discussion on some aspects from the simplicity and complexity, accuracy and fuzziness of natural dialectics category of tennis technique,...

Cloud computing is a distributed computing model that enables developers to automatically deploy applications during task allocation and storage allocation. Cloud computing is the sharing of a virtual computer resource pool and the storage, storage and computing power of the device. In cloud computing...

It is established that the physicochemical state of niobium pentoxide of various qualifications influences the properties of solid solutions of the binary system NaNbO3 - CuNb2O6. The article shows, that for practical purposes it is possible to use technical Nb2O5. Moreover, it shows that solid solutions...

Power supply reliability evaluation is an important link in the closed loop management of power supply reliability. It is of great significance to improve the professional management and the reliability of power supply reliability. Power supply reliability evaluation of power grid sustained supply capacity,...

In this paper, according to the internal structure of the boost pressure limiting valve, the actual working characteristics of the boost pressure limiting valve is analyzed, and the key factors affecting the work curve and cut-off point of the boost pressure limiting valve are summarized, then experiments...

The in-wheel driven electric vehicle is a kind of electric vehicle with special electric drive structure. It uses four independent wheel hub motors in the drive wheel to drive the motion of the vehicle. In this paper, an optimization algorithm is applied to this drive structure and a closed-loop control...

Vendor selection has an important influence in the supply chain. Therefore, choosing the wrong vendor has a bad impact on the company’s activities. The absence of a vendor selection system makes it difficult for decision makers to choose the right vendor. This study solves the problem of vendor selection...

Microplastics (MPs) are an emerging threat to aquatic health, with growing evidence of their neurotoxic potential. This study investigated the bioaccumulation and neurotoxic impacts of 5 µm polystyrene microplastics (PS-MPs) on the brain of Ctenopharyngodon idella under varying water velocity conditions....

The blended learning system, or what is known as hybrid learning, is a good learning method to use after the COVID-19 pandemic. This learning is flexible and not only focuses on face-to-face learning in class but can also carry out the learning process anywhere. The use of information technology such...

In today’s digital era, the Diploma 2 (D2) Computer Network Administration program plays a vital role in preparing graduates to contribute to the ICT industry. The success of this program, however, relies heavily on the effectiveness of internship experiences, which serve as a bridge connecting theory...

Fourth generation mobile communication technology (4G) have more features than the third-generation standards, the fourth generation of mobile communications technology to provide wireless services in different fixed, wireless internet and cross-nowhere band network, broadband can be anywhere Internet...

This paper proposes the concept of Tourism Resource Planning (TRP in short) and gives the definition and structure of TRP. Based on this, this paper analyzes the connotation characteristics and key technologies of intelligent tourism and designs the overall architecture mode of constructing intelligent...

Since the complexity of the structure of rock itself and the current test conditions is relatively simple, combined with uneven quality of test personnel, rock mass mechanics parameters are necessarily inconsistent with the actual situation. Based on grey relation analysis of parameters sensitivity of...

A pot experiment was conducted to study the effects of photosynthesis of Chinese cabbage under NaCl stress, and different concentrations of abscisic acid (ABA) solution about 1, 5, 10 and 20 mol-L-1was sprayed, control was sprayed water on leaves. The results showed that spraying ABA could improve the...

In order to further improve the speed of instructions' execution on the basis of the current multi-cycle processor and pipeline processor which is commonly used by MIPS processors, we implemented a simple dual-pipeline processor. To show its superiority, we followed the implementation of this three processors,...

The growth of infrastructure and development in an emerging country like South Africa may requires the construction industry to shift from traditional methods of construction to modern ones in order to improve productivity and enhance performance. However, most of the existing studies have been tailored...

In order to prevent humping defects in high speed laser welding, relationship between humping tendency and welding parameters such as laser power, welding speed and shielding gas blowing direction is studied in this paper. It is found that hump will appear periodically when the welding speed exceeds...

Detection and analysis of energy consumption is the information management systems, which not only help producers to expand production, but also rationally plan and use the energy, reduce energy consumption per unit of product, improve economic efficiency. The company managers can have an accurate grasp...

In order to remove the mixed noise in an image, proposed a weighted filtering algorithm. The algorithm divided a 3x3 filtering window into six horizontal and vertical sub-windows, found out every median pixel of pixels in every sub-window and the median of these median pixels, calculated the absolution...

In the overall balance of oil reserves of Russia, high-paraffin oils (HWO) make up, by different estimations, from 55 to 75%. Asphalt-resinous and paraffin depositions (ARPD) are contained in the composition of oils in almost all oil-producing regions of the Russian Federation (RF). High content of paraffin...

For today’s increasingly serious problem of urban rainstorm waterlogging, a rainstorm and flood model is established based on SWMM, which selects Guancheng District, Dongguan City, as a relatively closed region. Under the simulation of the design storm return period P=1a, we compared the simulation results...

Structure of steel-concrete joint section in hybrid girder of a grand bridge is studied. Taking Weihe grand bridge as an engineering example, structure combination of steel-concrete joint section and detail structure design including joint section connector, longitudinal prestressed reinforcement, steel...

From the perspective of the central government, this paper analyzed that the externality of pollution control would lead to market inefficiency, and studied the implementation in dominant strategy equilibrium and sub-game perfect Nash equilibrium. Study found: Market inefficiency came from private information...

Silica (SiO2) was used to modify the waterborne ultraviolet (UV) curing wood coatings, and the waterborne UV curing wood coating was prepared by optimizing the process parameters. The mechanical properties of the waterborne UV curing wood coating (hardness, adhesion and impact strength) and gloss were...

Right from the outset of the experimental determination of rock stress-strain response, researchers are performing uniaxial and tri-axial compression testing on the cylindrical specimens. In the last two-three decades researchers have made an attempt to develop constitutive model considering anisotropy,...

Based on graphene oxide and reduced graphene oxide, a novel gas sensor was fabricated with layer-by-layer self-assembly techniques. The negatively charged graphene oxide sheets and the positively charged reduced graphene oxide sheets were layer-by-layer assembled on positive Au electrodes. The gas sensor...

In order to improve the stiffness and dynamic characteristics of the bed for CNC lathe, based on the solid isotropic material with penalization approach, the CNC lathe mathematical model of topology optimization is developed, in which minimization of the compliance is taken as objective function and...

With the pull-out test on 30 specimens, influences on bond performance between them were studied by changing diameter of BFRP rebar, coral concrete compression strength and bond length of BFRP rebar in coral concrete, respectively. The study indicates that the limit bond strength between BFRP rebar and...

Crystal reports to achieve a high degree of integration with mainstream programming language, is currently the most widely used professional reporting system. The software is designed and developed based on crystal reports, provide diversified and standardized report to dormitory charges. Firstly, research...

A 3D mathematical model to the condensation of pure vapor flowing downward in an inclined flat finned tube is proposed and implemented numerically in Wolfram Mathematica®. The predicted values for condensate rate and mean condensation HTC(Heat Transfer Coefficient) are in good agreement with the experimental...

Effects of Cyphomandra betacea seedlings intercropping with F1 generations of Solanum photeinocarpum on soil enzyme activity under cadmium (Cd) stress were studied. The activities of soil catalase, soil polyphenol oxidase, soil sucrase, and soil urease were measured. The results showed that under Cd...

In order to get the optimized process parameters for etching ZnS by inductively coupled plasma (ICP), a mixed gas of CH4, H2 and Ar is used for the etching. This paper studies the influence of ICP etching rate and surface roughness after etching of ZnS by changing the process parameters of CH4/H2/Ar...

To add new raw materials to the bread recipe in order to increase the nutritional value is associated with the changes of the properties of the dough. First of all, these changes relate to the fermentation processes and rheological properties. Flax can be used for directional modeling of food value of...

The models of multivariate analysis of variance and models of artificial neural networks based on the D-optimal design of experiment were carried out to predict the relative contact bearing area (tfМ, %) of the parts from titanium alloy VT22 during grinding. Parameter tfМ of part surface, measured using...

The article focuses on the partial discharge phenomenon of high-voltage switchgear. On the basis of grasping the significance of online detection, the paper analyzes the type of partial discharge of high-voltage switchgear and the specific detection methods. Based on the data obtained from the research,...

Based on the analysis of digital baseband system transmission characteristics, SIMULINK software is used to simulate the digital baseband transmission system. Having been fully considered the possible factors affecting the baseband signal in the transmission process, a basic model of digital baseband...

Solar energy is clean and sustainable but intermittent in nature. Efficient storage of solar thermal energy is critical for its wider applications. This paper presents design and research on a thermal energy storage unit using phase change material (PCM). Aprototype of PCM heat exchanger with a helical...

This study aims to look at the level of damage to coral reefs based on Chaetodontotidae fish and biodiversity of Chaetodontidae fish on Maitara Island. This research was conducted in April to May 2019 at 2 stations. Collecting coral reef data using the Line Intercept Transect (LIT) method which is placed...

The role of Community Health centers apart from the traditional hospital setting is meant to provide and promote the health care needs of the community. Community health centers are nonprofit organizations providing a wide range of health services in the local community to people of all ages and sex...

In Indonesia, earthquakes generally cause human casualties, property victims, and shelter. The earthquake did not cause direct human casualties but was caused by the ruins of buildings during the earthquake, hitting people around them. What can be done is disaster mitigation, one of which is by promoting...

Flooding is a prevalent natural calamity in urban areas, particularly in tropical regions like Indonesia. Some places in Palembang are more likely to flood than others because of how people act and how nature acts. Human activities that contribute to flooding in Palembang include the construction of...

This paper presents a model of wheel-rod hybrid robot and analyzes the performance and function of connecting rods. The wheel-rod hybrid robot can not only effectively walk on a flat ground, but also own better crossing ability on an irregular surface. The wheels with connecting rods are simply introduced...

The purpose of the study is an analysis of the environmental safety performance at the local level (a coal mining enterprise) and proposals for improvement of the management decision support mechanism aimed at the environmental safety improving. The results of the study of theoretical and applied aspects...

The chaos optimization algorithm and immune algorithm are combination of their respective characteristics, which is a chaos immune algorithm. The test results show that the algorithm not only keeps population diversity, also better and faster convergence speed and search ability. The influence cause...

This review gives a summary about the application of enzyme assisted extraction in natural products, especially, the mechanism of enzyme assisted extraction and its further improvement. The target of this review is to find the potential value of biotechnology for industrial application.

HfSiN thin films were prepared by the solid solution of HfN and SiN precursor films through magnetron sputtering. The obtained films were characterized using X-ray diffraction (XRD) and scanning electron microscopy (SEM). X-ray diffraction(XRD) measurements show that the films have amorphous structure...

As the international maritime organization made mandatory for ship's atmospheric emission pollution control requirements in MARPOL6 convention in 2013, shore-side power technology applications in the domestic and foreign port can realize the effective control of atmospheric pollution to ships berthing...

Poly(L-lactide-co-morpholine-2,5-dione) (PLAMD) was synthesized via ring-opening polymerization (ROP) of morpholine-2,5-dione and L-lactide using stannous octoate as initiator. Poly(L-lactide-co-morpholine-2,5-dione) was characterized by means of 1H NMR, FTIR spectrum and gel permeation chromatography...

A Hybrid finite-discrete element Method is introduced to simulate fracture and fragmentation processes of Brazilian disc test. The transition from continuum to discontinuum through fracture and fragmentation is implemented through a combined single and smeared crack model. An integrated development environment...

Particulate emission of diesel engines which seriously affects environment and human health is a hot topic in recent diesel engine researches. In this article, a diesel engine particulate sampling devise was designed, particulate sampling experiments were done in different positions with different exhaust...