Advances in Engineering Research

This paper analyze and study the condition of renewable energy in Beijing's new airport area, and puts forward the use solutions and suggestions of renewable energy in the new airport area.

To provide scientific data of the internal transcribed spacer (ITS) and trnL-F sequences for the authentication of Potentilla discolor Bge., we extracted the genome DNA from the leaves of Potentilla discolor Bge., purchased from Hebei Province, amplified the ITS region using ITS universal primers of...

Aiming at the development request of miniature farm machinery in our country, to improve the efficiency of the concept of small agricultural machinery design, put forward a kind of small agricultural machinery modeling method based on ontology, the modeling method and form a complete set of symbol system...

Ball transmission mechanism is a new type power delivery structure. Based on the merits and demerits analysis of belt, chain, gear and fluid drive, the ball transmission mechanism is put forward. The structure and working process of same or reverse direction ball transmission mechanism were described,...

A Fresnel solar collector with triangular cavity absorber is introduced and the performance tests are carried on. The Fresnel collector is consisted of a cavity absorber with tube rows, a mirror field with flat glass, and the trace system in homotaxial manner. According to relative technical standards,...

With the increasing development of cloud computing,task scheduling problem become a crucial aspect.There are many scholars research on resource scheduling problems,but load balancing and scheduling in how to balance time and cost is still not achieved satisfactory results.Genetic algorithm(GA) has strong...

The engraving process of projectile is a very complicated mechanics process,In this paper, the artillery projectile engraving tube process is the research object, using the WDW-T200 microcomputer control electronic universal tension and compression testing machine of projectile and barrel samples of...

Seal calculus is a kind of tool targeting at the modeling of the mobile system. Since there are some restrictions on the regions and levels, the seal calculus, when compared with calculus, could imitate the actual concurrent mobile system in a more convenient and efficient way. However, in the realistic...

Polymer nanotube (PNT) is a polymer nanomaterial with tubular structure. In this study, we have developed a simple technique for the fabrication of polymer nanotubes by using self-assembled metal organic nanotube (MONT) as a sacrificial template and dendritic amine and acid as precursor molecules. MONT...

The grounding system is an important part for substation lightning protection. As the lightning rods of the large substation are in multi-point connection with the grounding grid through the frame, the distribution of ground potential along the grounding grid is different from that around the independent...

Volume fracturing aiming to induce a complicated fracture network is a key measure to acquire commercial productivity in tight formation where the selection of optimal cluster spacing is important and essential. Therefore most numerical simulation is mainly used to obtain the optimal cluster spacing,...

Real estate industry is the foundational, guiding and pillar industry of the national economy, and they are closely linked, therefore, guiding and promoting real estate industry in a sustained, stable and healthy development is beneficial to both the people and nation. That will not only meet the basic...

SO42-/ZrO2 solid superacid were prepared by the method of precipitation impregnation and the samples were characterized by SEM, XRD, and FT-IR. Then the samples were applied into the liquefied reaction of the waste rapeseed straw to prepare the biomass polyols and found it possessed efficient catalytic...

The article presents the concept of an electromagnetic circuit of generator with permanent magnets designed for single phase work. The paper presents comparative analysis of simulation results of three generator operation points. First point was calculated as single phase work with serial connection...

Water plays an important role in the crop growth and development. So simulation of water balance is a significant part of crop growth simulation all the time. But it needs many parameters. And the simulation accuracy depends on the values of parameters. With the rapid development of water sensor and...

For the current shortcomings and deficiencies existing in tanker cabin, such as high temperature,high humidity,gas concentration,and does not automatically be controlled,this article considers from the tanker cabin design requirements and the necessity of it’s multi-parameters control. On the basis of...

In this paper, an intelligent monitoring terminal for boiler operating state was studied based on embedded technology, wireless communication technology, and highly integrated design technology. The architecture of intelligent monitoring system for industrial boiler was proposed firstly, and then the...

Finite element analysis software Abaqus was used to establish a two-dimensional microscopic finite element model of SiCp/Al composites. The SiC particles and the aluminum matrix were defined respectively, and the cutting process was simulated and simulated. The fracture pattern of SiC particles was also...

BIM technology covers a large number of information related to project which is serviced in the design of the construction project, construction installation, operation and the whole lifecycle by establishing the digital design of BIM model and plays a huge role in improving production efficiency, ensuring...

In this paper, an evaluation and decision model for the water supply system in a region was built using the method of Grading Evaluation Method (GEM). Four indicators are defined, which are Probability of Water Supply (IS), Reliability of Water Supply (IR), Water Utilization Rate (IW) and Efficiency...

In the comprehensive utilization of solar photovoltaic-thermal hybrid (PV/T) system research, PV/T component temperature control is very important to improve the efficiency and thermal efficiency. For PV/T system is a big inertia system, temperature control effect needs a period of time. So accurately...

Through the research on the traditional houses and modern rural houses in the Ningqiang area of southern Shaanxi, it is found that the traditional rural houses generally use the storage space under the roof of the slope for summer heat insulation. However, the roof design is generally lack of climate...

The problem of dimension deviation still happens in CNC milling operation, although using a modern machine completed with many advanced features. This study aims to get a prediction model for calculating the dimension deviation using selected machine parameters such as feed rate, cutting speed, axial...

One indicator of economic performance to make a developing country into a developed country is infrastructure. The development of infrastructure to support economic activities in Indonesia is very necessary. However, more government funds have resulted in the construction of new road networks needing...

With the continuous development of society and economy, the idea of urban renewal planning is also undergoing significant changes, and people’s quality of life is gradually improving. In addition, old communities have accumulated deep historical and cultural deposits in the course of time, and the revitalization...

Carbon mission control in civil engineering management is crucial for climate change response. Based on life-cycle management, optimizing carbon emissions has become a key topic and future trend. This paper analyzes carbon emissions in material production, supply, and construction stages, predicts energy-related...

Purpose: Inquiry is not the same effect on the long aerobic exercise on bone mineral density in elderly patients with osteoporosis. Methods January 2013-January 2014 in our hospital 120 cases of senile osteoporosis patients in this study, according to the motion duration were divided into control group...

Pile foundation settlement evaluation in karst area is a very complicated problem, there are many factors that affect the pile deformation, including the size, number and spacing of the karst. In this paper, through numerical simulation, the influence of the number, spacing, size of the karst caves on...

The strength and ductility of concrete will dominate structural performance under expected rare earthquake, and concrete filled steel tube is an effective solution for this goal in super high-riseÿbuildings. As reliable numerical simulation of these kinds of structures may depend on reasonable constitutive...

This research use the modified Chinese Walnut Shell (MCWS) as adsorbent, purification for the wastewater from mechanical and electrical factory.It examines some factor to the effect such as adsorption time, mass, pH on the adsorption etc. The experiment of actual wastewater research shows that the adsorption...

The SHCCT diagram is a curve that can reflect the start point, the end of the phase transformation, which is significant in optimizing welding parameters and making a reasonable process parameters. In this paper, the weathering steel S355J2W at different cooling rate was employed to simulated the heating...

New characteristics of cloud computing network environment put forward new requirements of electronic forensics such as positioning key evidence from big data fast and accurately, analyzing the correlation between evidences, and presenting the results of analysis humanely, which will be the new aspect...

In this paper, a model reference fuzzy adaptive system (MRFAS) control method using on-line self tuning fuzzy quantizing and scaling factors is applied to the sensorless vector controlled induction motor (IM) drive system with MRAS type speed estimator. In this method, a stator current model based MRFAS...

Ni60 coating provides excellent hardness and wear resistance, it is usually used to strengthen the parts worked the severely conditions with intensified friction. While Ni60 has a strong crack susceptibility due to its high brittleness and high thermal gradient in transient cladding process. In order...

Palygorskite mineral nanomaterials are typical porous materials widely existing in nature and have many micropores and mesopores, which could play an active role in many fields such as thermal insulation functional additive for composite materials. Based on the above reason, this paper briefly summarized...

In this paper the stability analysis of an open pit slope of chromite mine in Odisha state, India has been evaluated with a present working depth of 147 m with 280 overall slope angle to deepening the pit to 182 m under critical geometrical conditions like limitation of area, and having two active internal...

The design is adopted by single chip microcomputer as the control side. The keys are used to control the stepping motor. Stepping motor that drives the transplanting mechanism to complete the automatic transplanting process of vegetables is controlled. The transplanting mechanism is equipped with photoelectric...

Environmental finance is developing as a field in response to an acceptance of the idea that sound environmental management is positively correlated with sound economic management. Thus, there is growing confidence that environmental quality is justified by the bottom line. However, because environmental...

Aiming at the demand of on-line calculation of temperature in the process of hot rolling production, the method of on-line forecasting of plate temperature based on PLC is studied. The rolling micro-tracing queue is established, and one-dimensional differential temperature iterative calculation formula...

A Chinese language analyzing method by using entity attribute semantic knowledge base is proposed in this paper. The knowledge base consists of four parts: the situation verb database, the entity database, the attribute database and the attribute value database. The terms in the above four database are...

Silicon carbide, which is a material we all call third-generation semiconductors, has special potential in 5G base stations and new energy vehicle charging. To make a better quality silicon carbide crystal, the key is to find out what defects it has. But now the factory mainly relies on manual inspection...

Huge gas hydrate reserves exist worldwide, and over 90% of them occur in fine-grained reservoirs with poor permeability, such as the hydrate reservoir in the South China Sea (SCS). This type of hydrate reservoir is characterized by non-diagenesis and weak cementation, and hydrate exploitation is prone...

The education and teaching comprehensive building project of Wuhan Institute of Technology covers a construction area of 30,346 m2. According to the functional requirements, the lecture hall is a large-span cast-in situ concrete structure with post-tensioning unbonded prestressed hollow floor technology....

The drilling rate of penetration (ROP) is essential in the oil and gas industry, influencing both exploration efficiency and cost-effectiveness. The ROP optimization needs careful attention to dynamic and static drilling parameters prediction using machine learning (ML) and gene expression programming...

Biomedical images usually have multiple regions of interest, which lead to the study of multi object segmentation in this area. Multiphase level set active contour model using a gradient descent method to minimize energy non convex, so not only will be the local minimum, but also lead to erroneous segmentation,...

As the digital technique symbolized with big data and cloud computing, the digital revolution is currently under stormrise worldwide, and a great number of enterprises are trying to embrace new business environment through digital transformation. Under such circumstances, the business model is facing...

The yield system of spring wheat in Inner Mongolia was investigated in this study. Based on the meteorological data, crop data and soil data between 1961 and 2010. And analyze the influence to the yield of spring wheat caused by climate change with the APSIM-Wheat model and mathematical Statistics mode....

Medical images are usually made up of regions of interest (ROI) and background areas, relative to the background area, the ROI contains important diagnostic information. Although the ROI may not be large in the entire image area, it is of great significance for doctors' diagnosis, clinical treatment...

Small teeth difference planetary gear is a planetary gear drive, the drive ring plate is a special form of few teeth difference planetary transmission, by double crank gear mechanism guiding circular translational research object of this paper is a bicycles ring transmission part of the gear condition...

In this paper a new texture operator based on Local Binary Patterns (LBP) was proposed for face recognition called Circle-Block Local Binary Patterns (CB-LBP). The mean gray values of a circle block pixels are calculated to achieve macroscopic feature extraction. Our method was compared with the LBP-based...

The process conditions of phanerochaete chrysosporium degrading photo-oxidizd Inner Mongolia Shengli lignite were optimized by orthogonal test, and the effect-weight order to degradation rate was coal pulp concentration > coal particle size > incubation time > inoculum size, the optimal process conditions...

Multi-freedom prosthetic hand is multivariable system which has many inputs and outputs. The design of fuzzy logic controller is very complex because so many fuzzy control systems have to be designed based on conventional idea. Thus, a multivariable fuzzy control is proposed. An effective strategy is...

Flue gas recirculation is considered to be one of the most promising and cost-effective NOx reduction strategies for combustion systems. Therefore, it has great scientific and practical significances to investigate the flue gas recirculation process. Fluent was used to perform a numerical flue gas recirculation...

This paper briefly introduced a short-wave transmission system with fountain code technology based on MFC. This system can realize the real-time transmission of multi-media files.

In karst area, lots of piles through several caves and then supporting in a cave roof, thus forming more complex pile-soil-cave interaction. Research on the pile foundation settlement in beaded karst region, has strong theoretical and engineering significance to further improve the design theory of the...

Based on the small trial of tidal flow artificial wetland, alkali-treated corn straw is used as carbon source supplement for denitrification. The author studys the effect of adding different amount of carbon source on removal efficiency of TN, NH4+-N, NO3--N, NO2--N and COD in the system. The results...

The most prominent feature of the 21st century is the flourishing development of information technology(IT), the IT represented by artificial intelligence(AI) has had a profound influence on various industries. The health care will be the first to bear the brunt, suffered its impact is mainly reflected...

The withdrawal of a huge amount of water for needs of municipal and agriculture, for industry and energy production significantly affects the reduction of fish stocks and reduce the economic potential of fishery water bodies. To protect aquatic fauna, water diverting structures should be equipped with...

Structural geological features of terrigenic Albian-Aptian rocks of the Tersko-Sunzhensky oil and gas bearing region were studied, as well as their petrophysical and reservoir properties obtained from analysis of field geophysical tests and laboratory core analysis from previous years. Recently, reinterpretation...

The paper presents the results of investigation of geometrically similar magnetic cores of electromagnetic drives magnetic systems with respect to heating conditions. As a result, the geometrical similarity criterion has been obtained. This criterion is a non-linear function of cooling surface and electromagnet...

This paper analyses the needs of task distribution for dynamic enterprise alliance, and then proposes a fuzzy algorithm which gathers the tasks from enterprise to subprojects in alliance It assigns values to the degrees of interactions of the task modules, and creates each adjacency matrix. It then performs...

Firstly, a brief introduction of the relevant theory of spectral density is made. Then the stochastic road irregularities are established based on the above theory. Finally, the random vibration analysis is made based on the results of pre-stressed modal analysis in Ansys/workbench.

The electrical power system comprises a generator, transmission, and distribution components. The substation is part of the electrical transmission system and contains a variety of equipment, including a 150 kV current transformer, which function is to measure electric current and to support protection...

Water is a basic natural and strategic economic resource, and is an important material basis for economic and social development. In this paper, the water consumption and industrial added value of key water industries within the county area (Qiantang District is selected as the research object) are investigated...

In the 20th century, the world's population has doubled, while human water consumption has increased five times. Many countries in the world are facing a water crisis. To measure the water supply capacity of a region, we define the water supply capacity index. Then we select 11 important factors according...

Along with the development of "Internet plus",the traditional relationship between doctors and patients is undergoing a radical change.Nowadays,it is advisable for patients to search the relevant information about the disease and the doctor through the websites before go to the hospital by themselves.This...

Critical infrastructure is the basis for normal operation and healthy development of the city. With the correlation and dependence between critical infrastructure increasingly strengthened, critical infrastructure disasters often bring huge economic losses and serious social impact, and improving emergency...

The project is a reinforced concrete frame construction office building, which contains 5 floors. Each floor's height is 3.6 meters . The whole elevation is 19.6 meters. In this area, the intensity of earthquake resistance is 7. The basic wind pressure is 0.75 kN/m2.The location type of the constructs...

In this paper, we propose a dynamic load balancing algorithm conbined with job classification and ant colony algorithm in SDN network cloud computing environments. After scene analysis was done, we classify the server nodes that have the same processing capability of the CPU into a small cluster sub-network...

In actual construction ,there existing a big error in GPS, the geophones embedded non-vertical ,azimuth has some deviation.However ,the position information of shot point and receiver point ,and the azimuthal angle information of 3D3C geophones determine the accuracy of seismic exploration final interpretation...

The paper describes methods for setpoints setting of digital protections (terminals) in traction DC networks. A technique for their improvement and protection settings in a complete scheme is proposed. Besides, the main technical characteristics of digital protection and automation devices are listed....

One of the direction of rough sets theory is to extend the equivalence relation, using more general binary relation such as the partial order relation, tolerance relation or similarity relations instead of the strict equivalence relation. So the scope of application of rough sets theory could be extended....

Using 51 microcontroller as its main control chip, this system is designed to repair the deficiencies of the traditional water supply system in programming and functionality. Therefore, it is regarded as an innovation in the field of single chip microcomputer intelligent control. It senses height of...

The ecological corridor is derived from the foreign advanced concepts of developed countries, which protects the urban and rural mechanism and context, intensively utilizes land resources and conforms to the requirements of the construction of ecological urban and rural development. The design of Shanhaiguan...

Large gas fields occupy a dominant position in natural gas exploration and development. Many of them are at their mature stage and most are exploited effectively. Therefore it is necessary to study their successful experience to guide undeveloped gas fields. Based on analysis of more than 200 mature...

Paper puts forward an imaging positioning algorithm , timely obtaining the acceleration parameters in the inertial frame of triaxial accelerograph of intelligent mobile terminal IMU (Inertial measurement unit) and then taking use of angle feedback principle to indirectly get attitude information of mobile...

A new method of using adsorption microcrystalline phenolphthalein adsorption to separate and enrich trace cobalt has been developed. The effects of different parameters, such as the dosages of 1-(2-pyridylazo)-2-naphthol(PAN), phenolphthalein and various salts on the enrichment yield of Co2+ have been...

Surveying is an important work for different kinds of mines, the efficiency and portability of measurement is really very important for underground mine. This paper given a new efficient measurement system named integrated digital measuring system, it consists of integrated measuring instrument, transmission...

Predicting the efficiency of solar photovoltaic and solar thermal systems needs global solar radiation data and its estimation models. Furthermore, daily global solar radiation models are required for engineering design and planning projects. In this paper, five daily global solar radiation models for...

A series of quasi-static tests were conducted to investigate the load capacity of panels constructed with plain autoclaved aerated cellular concrete (AAC). Test results verified the effectiveness of CFRP plates increasing the ductility and load capacity of AAC panels. A theoretical analysis was conducted...

Fatigue driving is the main cause of traffic accidents. Through the study of driver behavior characteristics, indoor steering experiments were used to screen the steering wheel angle, grip force, accelerator pedal opening, pedaling frequency, and pulse frequency signal. The outdoor driving experiment...

Full scale aircraft drop test was an effective method to assess dynamic loads and response in indoor environment. Wing lift simulation with drop testing machine is to impose a dynamic load equaling the landing weight on the aircraft, so as to completely simulate the landing condition. The choice of loading...

This paper reports on a visual study of the CO2 bubble behavior in the anode flow field of a transparent Direct Methanol Fuel Cell (DMFC) with interdigitated flow field (IFF), working at ambient temperature. In the IFF, the quantity of CO2 bubbles increased with the increase of current densities. At...

In model 1, by assuming different delayed time, we obtain the effects of road passage capability under different delayed time, and draws out the single lane passage capability and the road passage capability curve under different delay (taking the community with the unilateral length of 300 meters as...

This study aims to identify the factors Unemployment Rate (UR) in West Java and develop the appropriate model. This study applied the location (spatial) element using Geographically Weighted Regression (GWR). The GWR model was compared with the global regression. The data used in this study are secondary...

Free vortex almost always occurs in open streams. The Gravitational Water Vortex Turbine (GWVT) is expected to extract energy from this phenomenon. The turbines are expected to be at the forefront of harnessing the potential of low hydro head energy. However, this effort needs to describe fluid motion...

To explore strategies for enhancing the emergency management capabilities of coal mining enterprises and facilitate the construction of their emergency response systems, this study establishes an evaluation index system for coal mine emergency management capabilities based on the four stages of emergency...

Fish cultivation carried out by fish farmers is generally carried out from generation to generation. Ponds which are generally far from residential areas do not allow fish farmers to utilize technology which generally requires an electrical power source. Breeding and rearing fish in ponds is very dependent...

Green Building has shown great advantage in promoting the economic efficiency. However, it also has exposed some problems in the developing process, among which the matter of Industrial Chain stability is the vital one. This article, employing with the theory of biocenosis and differential stability,...

The behavior of laminated rubber bearings with frictional sliding was studied by finite element method. The results showed that by using the coulomb friction model better reflect the sliding bearing energy dissipation effect, but it cannot consider the static and dynamic friction transition relationship...

Financial information plays a crucial role for future investors to make important decisions, and how to provide true, reliable and accurate financial information becomes a top mission for enterprises. To effectively identify financial fraud information, we first select the relative indicators by reviewing...

Ginsenoside Re is employed as the reference substance for the determination of contents, elution rate of the total saponins from Sindora glabra seeds is as the evaluation index, the optimum extraction technology derives from the L9 (34) orthogonal experiments designed for purpose of the maximum extraction...

Targeting with problems of high total cost of social logistics and low level of modern logistic service in China,this paper develops public logistics information platform. The system structure of logistics public information platform is given. The information service interface, a third party integration...

With the continuous development of computer technology and CAD / CAM technology, people in the traditional manufacturing industry is no longer satisfied with the traditional machine tool design, so they now use the pop-ular 3D model printing technology. 3D printing technology could build geometric object...

The scientific evaluation of PE Teachers belongs to the multi-attribute decision-making problem, and it has a very important theoretical and practical significance. For this reason, an improved ELECTRE III approach is proposed to the scientific evaluation of PE teachers. Experimental results suggest...

Water resources in Chinese rural areas were becoming precious because of the polluted water environment. In this paper, the status of rural areas in China has been reviewed. The typical pollutants in rural raw water bodies were different from urban raw water bodies. In rural water environment, organic...

Accurately straightness measuring has a direct relation to the promotion of the machine precision. In the process of straightness measurement, since the measuring interval has a great impact on the accuracy and efficiency of large-size straightness measurement, and there is no detailed measurement interval...

The PPP model, a new financing model emerged after the 1990s, refers to jointly provide public products or services to the public sector through the establishment of partnerships between the public sector and the private sector. However, the PPP model is only one of the choices for supply of infrastructure...

The sources of urban sewage are complex that lead to harmful substances such as heavy metals et al existing in the excess sludge. If the sludge is directly discharged into the environment without treatment, it will cause secondary pollution to the environment. The paper used the photogenic bacteria to...

With the expansion of city scale and the acceleration of the process of urban construction, the power cables plays more and more important role in the city network. At the same time, the increase of the number of cables and the continuous extension of the cable running time result in more and more frequent...