Advances in Engineering Research

Heilongjiang, as an important grain production base in China, its farmers make significant contributions to food production. The paper divides farmers’ income structure into three levels and analyzes them, and ultimately comes to the following conclusions: (1) Income from household operations is the...

Rear-end accident is mainly due to the poor risk of driver’s feelings, and cannot be fully aware of the transport of dangerous. In order to study the cause of accidents and the difference between the novice group and experience group in risk perception. This study through the contrast test for inexperienced,...

Since bare human hand is highly articulated and deformable, its tracking is more challenging than rigid object tracking. In this paper, an automatic approach is proposed to track hand contour on the basis of gradient vector flow (GVF Snake), corner detection and sparse optical flow. The skin-color model...

Computer identification on handwritten Chinese characters is one of the most difficult problems in the field of pattern recognition.In order to improve the efficiency of identification of Chinese character recognition software and realize the automation and intelligenceof the software, it is necessary...

In order to decrease the plating temperature of electroless nickel plating, this paper introduces the ultrasonic wave into the electroless nickel plating process. First, we give the concept of ultrasonic low-temperature electroless nickel plating, then point out the experimental materials and methods,...

A flow model was proposed to compute the fluid pressure in pump side chamber. Based on which the flow can be regarded as a secondary and axisymmetric viscous laminar flow, which is the superposition of circumferential shear flow and radial differential pressure one. These were described using N-S equations....

Aiming at the problem that the potential fault of the permanent magnet synchronous generator is difficult to be accurately identified, a potential fault diagnosis model based on probability output of multi-class support vector machine (SVM) and improved D-S evidence theory is proposed. Furthermore, the...

In this paper, the natural exposure corrosion behavior of Q235 galvanized steel in four different substation environment including urban population centers (A), rural settlements (B), industrial park (C) and chemical industrial park (D) are studied by potentiodynamic polarization and electrochemical...

Because of its strong signal intensity and good directivity, ultrasonic can be widely used in the field of industrial control, exploration and measurement, robot localization and security. Based on this, the ultrasonic distance measurement instrument with high precision and miniaturization character...

Based on the analysis of the interface relationship of each type of equipment, a set of automatic test system is developed by the unified interface. Four modules are designed for this purpose: I/O module, A/D module, protocol conversion module and microwave network module. The software of the host computer...

In this paper, numerical simulation based on Reynolds-averaged Navier-Stokes (RANS) equation and SST turbulence model is performed to investigate the hydrodynamic performance of Contra rotating propeller (CRP). The whole computation domain is divided into three sub-domains, which include the two rotating...

Rural communities are the fundamental spatial carriers of rural revitalization and important links in achieving integrated urban-rural development. The article is based on Fuhu Village in Luoyuan County, Fujian Province, as a practical case in the National Urban Rural Integration Development Pilot Zone....

In office buildings, predicting the average thermal comfort of the staff is necessary for the architect to develop the building program during the schematic design phase. To improve indoor comfort, architects focus mainly on the structure and type of the building during the schematic design phase and...

This study explores the effective localisation of sustainability frameworks through the incorporation of diverse perspectives and context-specific approaches. It addresses a notable gap in the literature regarding the integration of local indicators, particularly within African regions, where global...

This paper aiming at the traffic control of fight to solve the problem of fight delay. To reinforce the traffic control, we build the aircraft queue scheduling model, which include two sub-models. When the amount of landing flights exceeds the runway capacity, the problem can transfer to the traveling...

Networking development of urban agglomeration is one of essential characteristics of the integrative growth in the Yangtze River Delta region. In this paper, social network analysis (SNA) and kernel density estimation are combined through computer gravity model and structural model of urban agglomeration's...

Curl mechanism in cold rolled steel strip coiler is the key part for strip curling. This paper established the 3D model of cold rolled steel strip coiler. Based on it, the structure of the curl mechanism is designed and analyzed. The stress distribution of the drum and the drum shaft in the curl mechanism...

Sodium tetrazolate and sodium 5-chlorotetrazolate crystals obtained by recrystallization centred on sodium ion, and the sodium ion was coordinated by tetrazolate rings and crystal water; the packing arrangements of sodium tetrazolate and sodium 5-chlorotetrazolate were rhombus structure which lead to...

Multifunctional studies have already proved the efficacy of nanotechnological solutions to be applied in the civil engineering. This is largely due to the tendency in the product quality increase in terms of the basic exploitation characteristics, as well as, the formation of end-products unique properties....

In view of the test about the design of food safety traceability control platform, this paper proposes a data to display detection method, It uses a more intuitive LED display and speech broadcast module to display and report food safety traceability information, the basic principle of this design is...

In view of the existing micro turbine engine (MTE) design a test bench, which can measurement the key performance parameters. When the micro turbine engine is in operation, we can measurement the exhaust temperature, the vibration, rotate speed of the engine, also the dynamic pressure and static pressure...

It is found that a theoretical system for energy-efficient solutions of buildings in Sanjiangyuan area is difficult to establish due to the complexity in quantitative analysis on some factors. Therefore, based on a preliminary analysis on the complex nature of the decision making process of building...

In order to study the pressure peak caused by deflagration in starting process of gas jet heater, a simulation method was carried out. The deflagration simulation was divided into cold-test and hot-test processes. The mass conservation equation, energy conservation equation and oxygen/oil combustion...

Compared with conventional activated sludge system, applied magnetic field or adding magnetic materials in activated sludge system exhibits a better performance of enzyme activity, sludge settling, microbial activity. It also shows an obvious influence on bacterial activity, dissolved oxygen and pollution...

In this paper, the TiN-based of CrTiAlN multiple composite coating were deposited on die steel substrates .The phase structure, chemical composition and morphology of the coating were tested by XRD, SEM and EDS respectively. The adhesive strength between film and substrate and microhardness about the...

Surface tensile stress and internal shear stress are main sources of the fretting fatigue for endless rope winch drum during operation. To probe the distributions and impact factors, the basic theories of microtribology and contact mechanics are applied to derive analytical expressions. Then, numerical...

The friction behaviour between blank and die plays an important role in the precision forging process. Hence, the friction behaviour between Ti-6Al-4V alloy and K15 is studied to analyse the friction mechanism and characterization. The significant differences and influence law of temperature, sliding...

Mobile learning has outstanding characteristics including situational correlation, real-time and interaction, so it is suitable for continuing medical education. On the base of current status of mobile learning and information teaching in medical continuing education, we analyze the necessity of mobile...

Lombok has a potential to be world top tourist destination. The appearance of new Lombok airport replacing the old Mataram Airport has change Lombok to be more attractive for airlines to bring tourist to Lombok. Researchers interested to explore role of Lombok International Airport (LIA) to increase...

This paper focuses on the lightweight design of the 6-DOF space manipulator designed and assembled independently. The mass ratio of the arm rod is large which matters a lot on the positioning accuracy of the manipulator end. The light weight analysis is carried on to the arm rod of the space robotic...

Detecting fraudulent clicks in digital advertising remains a complex issue due to the disproportionate distribution of class labels within user-click datasets. The quantity of legitimate publishers usually surpasses that of fraudulent, resulting in classification models exhibiting bias towards the predominant...

Polebot is the educational robot developed by Bandung Polytechnic of Manufacturing which has a type of omnidirectional mobile robot with three Omni wheels assembled at an angle of 120 degrees. Stability of movement is one of the important things in robots. This study aims to make Polebot move according...

To optimize the fiber mix ratio and simplify the compressive constitutive model, thereby enhancing the practicality of Engineered Cementitious Composite (ECC) materials, this study conducts an analysis through uniaxial compression experiments. The experiments combine both macro and micro perspectives...

Renewable Energy Sources are being connected in distribution systems utilizing power electronic converters. This paper uses Fuzzy Logic controller (FLC)-based Shunt Active Power Filter (APF) is a solution to the total harmonic distortion (THD) caused by nonlinear loads in distribution generation integrated...

A method of design and implementation of automatic intelligent tracking car based on CCD was proposed. The automatic intelligent tracking car takes KL26 of Freescale as the controller. The runway information is detected by CCD and the speed of the car is detected by the auxiliary encoder. During the...

This article researches the measures of thick silt foundation reinforcement and slope stability through the anti-sliding stability analysis. It can be concluded that the reinforcement effects of vibro-replacement stone column is remarkable on thick silt foundation based on reasonable pile spacing and...

The scattering characteristics of targets are important factors influencing the combat effectiveness of the seeker. First, RCS of complex target is calculated by combining PO and MEC based on surface elements. Then, by establishing missile-target intersection model, kill probability and the curve of...

The connection of wind farm causes influence on the power system voltage stability because of the volatility and intermittency of wind power. In this paper, based on researching a regional wind farm, the influence of power fluctuation on power system voltage is analyzed. The influences of different settings...

After adding passivators in corrosive sulfur-containing transformers, conducted follow-up research and monitoring on the effectiveness and comsumption of passivator, and monitor the quality of transformer oil after adding passivator, which aims to provide a reference for the operational monitoring after...

In order to solve the problem B of the 2016 Mathematical Contest in Modeling(MCM) , I study the decision problem of cleaning up the space debris. To determine whether a viable commercial opportunity exits, I establish models as follows:First, I study the present situation of debris and the methods of...

According to statistics, the word “environment” and “ecology” appears respectively 25 times and 39 times in the report of the 18th National Congress of the Communist Party of China which discusses the need to vigorously promote the construction of ecological civilization, emphasizes efforts to build...

Estuary wetlands have been continuing to degrade under the pressures of natural factors and anthropogenic activities. The goal of restoration is to re-establish the hydrologic connection, and one of the most important methods of restoring abandoned wetlands is supplying freshwater to degraded wetlands....

To help people clean the window at high altitudes, we design a window cleaning robot that. The robot should be able to walk on most glass walls according to designated routes. To achieve uniform speed, turning, automatic speed control and other functions, we firstly used C51 programming technology to...

This paper studies the seismic performance of spatial semi-rigid beam-column connections with T-stubs. The middle column connection of steel frame as the research objects and there is one spatial T-stub connection specimen and one plane T-stub connection specimen. Spatial quasi-static tests and finite...

An optimization method based on uniform design in conjunction with genetic algorithm was developed and applied in the optimization of separation condition of 14 drugs in reversed-phase ion pair chromatography and satisfactory optimal result was obtained.

It is an urgent problem about how to apply the GIS's powerful spatial analysis function to mine. On the basis of analysis on network elements and path analysis algorithm, the paper presented three models of optimal path analysis and the concrete algorithm steps. Under Windows XP, the optimal path methods...

At present, the global industrial structure begins to shift from industrial economy to service-oriented economy, and gradually develop high-end service industry into an important pillar industry of a country. Due to the relationship between high-end service industry and high-end manufacturing industry,...

In order to understand the relation between advance rate of single seam working face and gas drainage volume, the parameter of gas concentration, differential pressure, temperature, absolute pressure is measured in gas drainage pipelines after highly or low-located holes gas drainage method is adopted...

In this new market system, Chinese enterprises have been developing as more transparent and healthier entities which feature the transparency of financial information and taxation rationalization. The current policies are beneficial to the stability of the industry. However, due to the deficiency of...

Lynx Design System is a big breakthrough among all the digital integrated circuit backend design tools. For the purpose of reducing the iterative repetition and lack of design flow, based on the traditional digital integrated circuit backend design tool, This paper demonstrate the circuit synthesis ,...

In China, soluble rock formations are widely distributed, and the unique physical and mechanical properties of filled karst geology are formed under special environmental conditions and geological forces. With the large-scale construction of tunnel projects in karst areas, the issue of surrounding rock...

The implementation of Confusion Matrix uses Yolo V3-Tiny to detect objects in the form of person cameras and robots for navigation. It is hoped that the quadrupped robot in this research can be used during natural disasters so that it can recognize people who are still or have died so that they can be...

Slump retaining polycarboxylic acid superplasticizers with different side chain molecular weight were synthesized by using ethylene glycol vinyl polyoxyethylene ether monomers with different molecular weight by different ester to ether ratio and the same ester to ether ratio. Gel permeation chromatography...

Spinel-type metal oxides, magnesium-titanium oxide (Mg2TiO4), was prepared by a solid state reaction crystallization method. The spinel construction of Mg2TiO4 was conformed by XRD. The results showed that the Li+ extraction/insertion be progressed mainly by an ion-exchange mechanism. The acid treated...

Chaotic neural networks have been proved to be strong tools to solve the optimization problems. In order to study the anti-disturbance ability of chaotic neural network, wavelet function disturbance was introduced into morlet wavelet chaotic neural network and chaotic neural units with wavelet function...

During the spring festival in 2013, a venlo greenhouse was collapsed due to the heavy snow hazard occurred in the south of Jiangsu, China. The greenhouse was analyzed by application SAP2000 finite element software and the conclusion of identification was presented by the present code and specification....

To realize the sustainable development of the Yellow River delta regional economic, must improve the environmental quality, improve the resource environmental bearing capacity. This study used principal component analysis (pca) method to evaluate resources environmental bearing capacity of dongying city...

Through summing up, statistical parameters of steel material property based on new standards and statistical parameters of geometry property of steel-concrete composite beams are obtained. Testing datum of steel-concrete composite beam in bending state and its connecting piece in shearing state is roundly...

Pro-Pro-[Arg11]hPTH(1-34)-Pro-Pro-Asp (hPTH') is more effective than hPTH(1-34) in the treatment of osteoporosis in our previous studies. The hypothesis that the active form of hPTH' was introduced by the excision with dipeptidyl peptidase IV (DPPIV) in vivo was validated in the present study. Following...

The development of the basin is not only the comprehensive development and utilization of river basin and governance issues, should also be under the guidance of sustainable development thought, the basin, including environment, resource, society, economy, various factors as a whole, in order to better...

Composite emulsion coating with polyaniline and core-shell fluorine-containing polyacrylate emulsion (PANI/ FPAc) was prepared for protecting Q235 steel in this paper. The structure of PANI emulsion particles and core-shell FPAc emulsion particles was observed by transmission electron microscope (TEM)....

Serious privacy concern rises with the prosperity of social network applications. To prevent the privacy of vertices or edges associated with entities in a social network from getting re-identified through background information or queries,a novel clustering-based approach is proposed to anonymize vertices...

The mathematical relationship between reactive power consumed by DC system and AC voltage on inverter bus is derived under different control modes, respectively. Based on these relationships, a new definition of multi-infeed short circuit ratio (MISCR) is formulated from the power-flow model of PQ decoupled...

Torque Converter Clutch (TCC) works longer than ever before because of slipping technology intervention. The friction coefficient of TCC friction plate will change with temperature. In order to get the dynamic friction coefficient and also ensure the friction plate temperature not too high, TCC temperature...

This paper aims to explore the direct and indirect economic impacts of the establishment of a Chinese carbon exchange market on carbon capture, utilization, and storage (CCUS) projects from both the qualitative and quantitative perspectives. Using Beijing carbon exchange center and Daqing oil price data...

The results of clinical and histologic trials of a mammary gland in cows during purulent-catarrhal mastitis and treatment by an antibiotic are presented in the article. It is established that in case of clinical mastitis, cows experience oppression, the body temperature, pulse and breath increase, secretion...

Acupuncture-point is a very important part in traditional Chinese medicine, but to locate the points is very difficult for non professionals. In this paper, we put forward a new method to locate the acupuncture points of human facial based on the research of the pattern recognition technology in the...

Islamic rural bank is a type of banks in Indonesia with a high level of non-performing financing. It is an important issue because will ultimately affect profit as the main goal. This study aims to examine the factors that affect non-performing financing (NPF) at Islamic rural banks in Indonesia, those...

Laboratory wastewater in PT. Indo Sea Food is a type of waste generated from various laboratory activities consisting of the results or residue of chemical reactions, effects of washing equipment, and consumables from actions that have taken place. The use of chemicals during the activities carried out...

The demand for hydrogen is expanding, which has led to research into hydrogen manufacturing. Analyzing options for lowering the environmental effect of petroleum-based fuels can be made easier with an understanding of the process by which biomass is transformed into hydrogen gas. This experiment evaluated...

Flipped Classroom is widely used as an alternative learning strategy in both secondary school level and tertiary level. This article investigated students’ experience and students’ engagement through flipped classroom using geogebra task in multivariable calculus class. Participants of this study were...

Composite materials play an integral role in modern engineering, offering a unique balance of strength, durability, and versatility across diverse industries. The pursuit of advanced composites capable of surpassing conventional counter parts while promoting sustainability has fueled innovative research...

Road traffic safety system is a grey system, which can be forecasted by the optimized Grey Verhulst model developed in this paper. The original Grey Verhulst model is optimized and improved from two aspects: the grey whitening derivative problem and the initial values. The new optimized model is established...

Along with economic development, English has been playing an increasingly important role in each industry. The remote education relies on the Internet, so, communication in areas can't be achieved without network coverage. Not only the English teaching ability and its flexibility can be improved effectively...

Electronic commerce enterprises adoption and usage of mobile information technologies currently is one of the most fashion trends in information systems research field. In the present research on electronic commerce enterprises, the research of mobile technology acceptance mechanism in Ningbo context...

It needs to put structure of boundary scan in the circuit board for improving the controllability and observability of the device in complex circuit board. At the same time when structure of boundary scan improves pcb-level circuit testability, it also increased the complexity of circuit design which...

The pulp potential and flotation behaviour of fine chalcopyrite ground with different grinding media have been studied by experiments. It's shown that there exist great differences in pulp potential, oxidation species and flotation behaviour of chalcopyrite ground with ceramic or iron media. Grinding...

Pseudo code phase tracking spread spectrum signal, we studied DLL, pseudo code discriminator algorithms are analyzed, with an emphasis on pseudo-code tracking loop performance analysis and simulation, obtained a series of valuable conclusions , has very important significance for the loop bandwidth settings.

In order to study the effects of interlayer strength, interface strength and interface dip angle on the propagation of interface crack in layered salt rock subjected to compress and shear load, traction-separation cohesive behavior is introduced within the framework of extended finite element method...

A new DOA estimation method with high resolution is proposed in this paper for vehicular radar and communication integration system in V2V scenario. This method uses digital beam forming algorithm to estimate the weight vector, from which the DOA of other vehicles can be estimated. Firstly, we presents...

In recent years, At home and abroad scholars proposed a great deal of mathematical models on landslide forecast, which through the fitting of landslide monitoring data and trend analysis to determine the landslides time. How to determine the results of the analysis to different mathematical models and...

With the number of old oil fields exploited by horizontal well increased, the complexity and difficulty to extract oil from reservoir geology promote the further development of logging while drilling (LWD) technology. Thus, the LWD technology develops from the initial no-directional shallow measurements...

The development of white organic light emitting diodes (WOLEDs) holds great promise since they combine the potentialities of high efficiency and inexpensive production with the appealing features of high-color-quality white light. Nevertheless, reliability and color quality still need to be optimized...

Objective: To investigate the impact of transplantation of oligodendrocyte precursor cells on the recovery of spinal cord injury in a rat model. Methods: The cerebral cortices of 48-hour neonate rats were harvested for the OPCs primary culture. The growth of OPCs in vitro was observed consecutively under...

Heat gain due to solar radiation through translucent elements of building envelope is an important component of building heat balance during heating period. The paper shows the necessity for taking into account the influence of designed buildings on the insolation conditions of the existing residential...

6.5wt% high silicon steel is a pretty soft magnetic material applied in electrical devices. But it is hard to be fabricated in conventional rolling methods. In this work we report a laminar composite technique to obtain 6.5wt% high silicon steel composite plate and focus on alternative warm rolling and...

The objective of this thesis is to provide both theoretical and empirical evidence for the further reform and development of the teaching quality of the undergraduate P. E. majors in the 21 century in order to deal with the confusing problems brought about by the conflict between the expansion and quality...

In this paper, a novel biodiesel named curcas oil diethylene glycol ether esters was experimental studied on engine combustion characteristics, this biodisel and its mixed fuel were respectively tested through engine test and physicochemical properties bench. The results showed that curcas oil diethylene...

Qianmen area is no longer in those years of prosperity spectacular, there is a historical reason, a more important reason is its commercial positioning fuzzy, overall positioning error caused. This paper studies the Qianmen Street commercial development context, to extract the elements of Qianmen Street...

A series of transition metal-doped MOF-5 materials (M-MOF-5, M=Cu, Co or Mn) have been prepared by hydrothermal methodology. The structures of M-MOF-5 were confirmed by powder X-ray diffraction (XRD) and Fourier transform infrared (FT-IR). The adsorptive performance of thiophenic compounds (T, BT and...

In order to reduce the network communication delay in the ultra high speed local area network, based on the topological network structure of "random step" proposed by foreign scholars, to overcome the shortcomings of the "random step", such as complexity of the network topology, disorder of the structure,...

Water supply is a prerequisite for urban development, water development, not only to consider the urban water resources on the socio-economic development of carrying capacity, but also to consider the quality of water, taking into account the water environment and water ecology of the growing water pollution...

According to the World Health Organization (WHO), around 80% of urban communities live with air pollution and more than 7 million people die yearly because of this. It is known that vehicles contribute approximately one- quarter of CO2 emissions globally. One way to implement CO2 reduction is use of...

With the rapid development of the Industrial Internet of Things (IIoT) and smart manufacturing, machine signal monitoring and fault diagnosis have become critical technologies for ensuring equipment safety and operational efficiency. Traditional cloud computing-based detection methods face limitations...

Agriculture is one of the basic industries that human beings rely on for their survival, providing the necessary food as well as other kinds of products for people’s survival. It is not only the basic pillar of economic development but also provides employment and income opportunities for countless people....

The development of the Pantai Indah Kapuk (PIK) 2 area, which has been ongoing for a decade, is part of the National Strategic Project (PSN). Development activities in this area are expected to have negative impacts, including increased pollution and the Heat Island Effect. This study aims to optimise...

This research aims to examine and measure the relationship between tourist motivation and satisfaction towards natural hot springs tourism. A self-administered questionnaire was distributed and a total of 375 data were valid for the analysis. A two-stage PLS-SEM was carried out to evaluate the measurement...

In order to improve the performance of real-time, stability and high-resolution display of sonar signal processing system, the article designs and realizes a kind of mobile phone screen real-time display system based on FPGA + DSP, with The FPGA, DSP and SSD2828 device as the hardware core. It fully...

The development of electric vehicle charging station have a directly influence on the promotion of. With large construction of charging station in China in recent years, it's of great importance to establish reasonable charg-ing station construction. According to the graphic appraisal method, we set...

The mechanical behaviors of interface between gravel soil from three gorges reservoir area and concrete structure had been investigated to by using the large-scale simple shear test. The effect of moisture content or stone content on the interface mechanical behaviors was discussed. The results indicated...