Advances in Engineering Research

Analytical model of interface deformation behavior during rolling process was established to investigate the principle of sausaging formation, and formula involving the geometric parameters and physical properties of silver layer was derived on the basis of energy approach. Moreover, the curvature difference...

This paper proposes a hierarchal approach to solving a spraying mission assignment and path planning problem by using multi-quadcopters in an upland area. A mathematical model of the mission assignment and path-planning problem has been established. An inner-and-outer loop structure is employed in the...

Glulam-concrete composite beams can be a solution for bridge construction with the principle of flexible beams, where the stress must be designed with the upper fibers to withstand the pressure and the lower fibers to withstand the tension. In this case the compressed area is held by the concrete slab,...

One of the most important factors of the sustainability of the system of social, economic and environmental parameters that determine the quality of life of the population and indicators of the effectiveness of regional management is ensuring energy security. Today, the introduction of a trend towards...

Recent technological advances offer significant promise for enhancing architectural practice through the Digital Twin paradigm, which constructs a continuously updated virtual counterpart of physical assets to facilitate persistent, data-driven oversight, synthesis, and refinement. Conceived within the...

BIM technology, leveraging its capabilities of 3D visualization and full lifecycle data coordination, has become a core tool for tackling complex engineering projects. However, existing BIM practices often face limitations such as disconnection between models and construction, inadequate support for...

Hydrogen is an example of renewable and environmentally friendly future energy. Hydrogen as a fuel for emission-free vehicles has attracted much attention recently. The level of hydrogen purity greatly determines its use and economic selling price. Increasing the hydrogen purity can be done in two ways:...

The main need for the community is a house with an area of land that can meet the needs of the family. Residential floor can be extended vertically upwards which is a concrete floor slab. This can be fulfilled with a series of lightweight bricks reinforced by plain reinforcement which is a one-way slab...

Promoting energy conservation for buildings towards a state of ultra-low energy consumption and near-zero energy consumption has evolved into a top priority in the process of achieving the goal of “carbon dioxide peaking and carbon neutrality” in the building field. Conceptually, the goal of near-zero...

Increasing security in the natural gas distribution pipeline system is one of the essential requirements in the energy industry. To fulfil this requirement, in this study an Internet of Things-based Wireless Sensor Network was designed to improve the security system of natural gas distribution pipelines....

As tourist industry has developed rapidly in recent years, the proportion of tourist hotels in Chinese tourist industry increases gradually. The number of high-star tourist hotels increases stably. International major brands expand by a large margin in Chinese tourist industry, which generates certain...

At present, many large-scale consumer goods or food suppliers would receive a lot of feedback data from consumers, which is vital to the improvement of corporate management. Nevertheless, these data fail to be fully utilized or labeled manually piece by piece due to employees' poor skills or officers'...

The new inertia weight based on periodic linear change, repeat the change process from 0.9226 to 0.6226 until it reaches the maximum generation. At the beginning, the position of the particle change fast, when the given value is reached, the particle's position change with a fuzzy formula. Using the...

The Mesozoic-Paleozoic marine strata in the South Yellow Sea Basin have been regarded as the new targets for hydrocarbon exploration. In order to carry out the oil and gas resource evaluation in the Mesozoic strata, the condition of the cap rocks and the combination of reservoirs and cap rocks should...

The effect of uncertainty and its evolution with time on the system reliability design are investigated in this paper. The system design variables are modeled in Geometric Brownian Motions which using the drift rate and diffusion rate to describe the evolution-based uncertainty of variables. Based on...

The research of visible light communications(VLC) has became a focus of wireless communications in recent years. In this paper, the channel coding technique for VLC systems were studied. According to the characteristics of VLC channel, RS codes were designed to correct the burst and random errors. The...

In this paper, we give a class of new endomorphisms with some properties based on the concept of morphic endomorphisms, called generalized morphic. We discuss the connection between the generalized morphic and the structure of groups. It is proved that the quasi -cyclic group is a generalized morphic...

This article introduces the error comparison of the improved wind power forecast system which changes the data input and re-models and the original one, which was done in Liaoning Zhong San Jia Wind Power Plant. Throughout one year's contrast analysis in 2003, it is found that the accuracy rate has increased...

With the rapid development of China's national economy, the increasing trend of global economic integration is becoming more and more obvious. The competition of various industries is becoming more and more intense. As the pillar industry in China's national economy, the development of electric power...

The shortcoming of polycarboxylate superplasticizer could delay the early strength of concrete, this limit its use in winter. In order to satisfy the application of polycarboxylate superplasticizer in the early strength constructional buildings. TEA was introduced into molecular chain of polycarboxylate...

For new section of aluminium alloy members there are still not enough researches on the mechanical properties and mechanism of action. The nonlinear finite element analysis (FEA) was carried out to study the mechanical properties of new section of aluminium alloy members under axial loading. In this...

The article briefly introduces the harm of the uranium and the existence form of uranium in aqueous solution. Reviewing the research advances in recent years of chemical treatment of wastewater with low concentration of uranium, the article analyzes the main principle and advantages and disadvantages...

In order to determine the ages of magmatism and mineralization, and thus to disentangle the complicated magmatic evolution and the relationship between magmatic process and copper-molybdenum mineralization, the authors carried out a study of LA-ICP-MS zircon U-Pb dating of monzonite granite porphyry,...

In order to study the influence of fly ash content and desert sand replacement ratio on the static elastic deformation of desert sand high strength concrete, experiments on 28d static compression modulus of desert sand high strength concrete with different fly ash content and desert sand replacement...

We tested 8 plants and 3 medium and tested pottery spherical base, thus achieving the results.The green coverage for light media S2 (pottery spherical to sandy loam is 8:2) is suitable for Alpinia speciosa the best growth, followed is Zoysia matrella, with Duranta repens as the third. The green coverage...

Audio system has become an indispensable part in many products. On Linux 2.6 kernel audio driver is taken as a bridge to connect the audio hardware with ALSA audio subsystem. This paper described interface of ALSA audio subsystem and audio driver programming essentials in detail. Specially, PC audio...

Weibull distribution life prediction theory is proposed for analyzing fault diagnosis of scraper conveyor in this paper. The scraper conveyor of coal mining mechanization is one of the important equipments in coal producing process, which may be damaged in the operation of the equipment malfunction or...

In this paper, the sub-micro silica particles were prepared successfully by sol-gel method. The ammonia was introduced as a catalyst and silane coupling agent as surfactant. The impact of reaction temperature, ethyl orthosilicate (TEOS) concentration, the amount of silane coupling agent and the order...

In order to study the effects of different enzymes deactivation methods on the quality of seepweed tea, the enzymes deactivation methods such as pan firing, steaming, water bathing and microwave on the quality of seepweed were discussed. The results show that the temperature of the steaming increase...

An application of treating the landfill leachate by MVC-DI process is introduced. The leachate evaporation treatment system (MVC) of a landfill decreased by 70% in the treatment capacity, and the effluent quality was not up to the discharge standard. The hot-running test, the cold-stop detection and...

In paralleled grid connected PV inverters system, when the design of the inverter control system is connected with the weak grid, the control performance will become poor, and even the operation is not stable. In this paper, a method of impedance analysis is presented, and the equivalent impedance of...

The trajectory tracking control is performed for the kinematics model of the mobile robot. The switching term of the traditional sliding mode control law function contains the symbolic function. Because of its discontinuity, it is not suitable to use the switching function in the derivation occasion....

This research aim for measured success train ecopreneurship college student through design game as a learning medium chemistry on game media course chemistry. On media courses game of chemistry, college student divided in groups given task project for compile plan ICT game as a learning media of chemistry....

Innovation is the source of a nation’s power, and the proposition of innovation strategy has guided the direction for national economic development. As to Shandong Province, how to enhance the provincial comprehensive strength and improve innovation efficiency is a problem worth discussion. Analyzing...

In order to evaluate the effect of residential area open to the road traffic, we select an initial evaluation indexes with domestic and international traffic management standards at first. Then, since the requirements of distinct cities are different, we choosing Shenzhen as the direct study target....

Three strain of high efficiency 1, 2, 4-trichlorobenzene-degrading bacteria was screened out from the activated sludge under low temperature which was named a, b, c. According to morphological and physiological observation, strain a was identified as Achromobacter sp., b was Acetobacter sp., c was Archrobacter...

The material properties play an important part in evaluating the structure integrity of the solid rocket motor gain. Based on the structure integrity analysis of perfect solid rocket motor grain, the computational models are established to assess the effects of material parameters on it. Under the internal...

With the rapid development of nano materials, it becomes a new material science. Aiming at the application of nano materials in concrete, this paper briefly introduces the nano material and analysis the mechanism of the effects of nano materials on the properties of concrete. Meanwhile, the research...

This paper presents a new time integration method to solve the kinetic equations with geometric nonlinearity considered, by combining the Newmark integration method and Newton-Raphson iteration method. In this method, the Newmark method is used for the time history integration and the Newton-Raphson...

It is an important core issue in social networks to divide community or group. And, the network node is the mainstream of community division algorithm as the processing object to divide the network. This paper introduces the entropy theory into social networks partition on the basic of studying the concept...

In this paper, multi-harmonic bilateral pull is used to design power amplifier(PA) fundamental and harmonics matching networks. By combining with continuous Class-F operation mode to realize high efficiency with broadband. And large signal dynamic device model is used in multi-harmonic bilateral pull...

In the framework of the study is justified the cost and labor intensity of innovations in the field of biotechnology as a need to integrate a large number of economic entities into economic phenomena. Serious shortcomings are revealed in the field of the architecture building of innovative clusters....

Coconut shell was used as a precursor to prepare activated carbon using potassium hydroxide (KOH) as a chemical activating agent for carbon dioxide (CO2) adsorption at ambient conditions. The purpose of this study was to determine the optimum activation parameters of the activated carbon using Response...

Indonesia is the largest archipelago state is therefore also called Nusantara. Almost every region in Indonesia has a characteristic landmark that describes each area that has tremendous potential in form of lore and attraction. The tremendous potential of this must be backed up with a nice introduction....

The finance industry, especially banking, is an industry that is often used by the public to make transactions. Banking is one of several business lines in the financial industry. Many industries in Indonesia are under pressure because of the Covid-19 pandemic, many cases have been confirmed by new policies...

Technology development and various needs to help humans work without increasing the risk of human safety. One of these technologies is the Unmanned Aerial Vehicle (UAV), commonly referred to as a drone. UAV technology is required in various sectors, both civilian and military. Therefore, research was...

In the field of power infrastructure construction, the comprehensive adoption of mechanized construction has become an inevitable trend in industry development. However, traditional mechanized construction plans, which heavily rely on human resources and expert knowledge, face challenges in improving...

A robotic arm is a device designed to emulate the functions of a human arm and execute many activities. This article carefully examines the essential principles that regulate robotic arms, including mechanical structure, motion control, and path planning. We classify modern robotic arms into three primary...

TBM (Tunnel Boring Machine) is commonly used in hard rock subway tunnels. In double-shields mode, the construction speed is fast, but in some special periods, it is necessary to switch to single-shield mode. This paper describes the working principle of TBM in different shield modes, and comparatively...

In recent years, urban road traffic is frequently affected by various abnormal events, which not only damage the traffic facilities, but also have an impact on the operation of social economy. Therefore, it has become an important research direction to explore the resilience of urban road traffic, identify...

In this paper, a new pattern sticky and waterish material dryer mainly consists of tossing mechanism, hot air distribution system, and feeding and discharging device. Material is scraped off and crushed by tossing mechanism with high speed rotating spiral sheets. Hot air is redistributed to improve the...

This paper has designed a new type of coupling disc structure for the diesel generator set, eliminating the “seams” in the section die. It also has focused on the modal analysis by using limited meta-simulation software, discussed the optimum stiffness structure, and analyzed the related causes of normal...

In this research, a novel and facile method for preparing organic-inorganic hybrid microspheres was developed by a synergy of membrane emulsification and biomimetic mineralization. The gelatin solution (water phase) was extruded through a Shirasu Porous Glass (SPG) membrane, and mixed with the liquid...

In order to reflect the randomness and uncertainty of geomaterials, it is essential to study the probability model of geotechnical parameters. Based on normal information diffusion principle, a probability model deduction method for geotechnical parameters was presented in this paper. Taken a set of...

NVH characteristic is to study how to address and reduce the mechanical operation of the noise, vibration and comfort issues. In recent years carried out against mechanical vibration and noise control technology for the latest development and trend Survey, the development of NVH technology, research...

In this paper, the indoor experiment of AC-16 rubber particle asphalt mixture was studied. Mix design method of mixing amount of rubber particles asphalt mixture for 3%, two kinds of rubber particles with different gradation were used for the experiment. The rubber particles were mixed into the mixture...

There are two major drawbacks in traditional software development process, to follow the database as the core of the software development pattern, it is difficult to achieve a high degree of flexibility of the system and meet the changing requirements of reconstruction. And domain software with complex...

Tonghua Baishan area formed a large number of precious characteristic literature because of its special geographical position and historical reasons, long-term accumulation,such as Gao Gouli characteristic literature, Manchu Shaman characteristic literature etc.. According to the features of native form...

The living anatomy of the vestibular end-organs is still unknown, complex, and studying them is a challenge for researchers in basic science and in clinical medicine. This main reason is the fact that we cannot observe the vestibular end-organs in the living subjects by any modern diagnostic facilities...

Effective build assembly deviation transfer path is the basis for fast and reliable assembly precision prediction, for which proposed a deviation transfer vector loop construction method based on assembly constraint. First datum reference frames, reference path, assembly connection point and other parameters...

The aim of this study was to evaluate the effect of biogas slurry inoculation on semi-dry anaerobic co-digestion of swine manure and rice straw, focusing on biogas production and kinetics. Biogas slurry from digested swine manure was applied as inoculum, and the effect was evaluated in batch reactors....

High-speed economy development has been overtaking the environment and environmental accounting in china. A detailed chart of the integration of different parts of two extensive knowledge (Accounting and Environment) can help greatly to the understanding of the environmental accounting. This chart, synchronized...

Fatigue failure is one of the main reasons for the engineering structure's failure, and it is of great significance to predict fatigue life of structure. This paper briefly introduced the principle of stochastic fatigue failure calculation analysis, andÿanalyzed random vibration of aÿT-shaped structure...

With improvement of computer technology and digital technology level, the superiority of numerical control technology application in machine manufacturing gradually stands out. Numerical control technology optimizes equipment effect and quality, promotes market competitiveness of enterprises and drives...

Double-joint strain insulator fittings are the main equipment substations. It is great significance for reducing its maximum electric field strength to avoid corona noise and to improve substation electromagnetic environment. Firstly double-joint strain insulator string fittings simulation model is given...

This research used orthogonal testing methods to study the effect of stimulator content on the properties of carbide slag (CS) cementitious materials. Range and variance analyses reveal that different stimulators do not significantly affect the consistencies and setting times of these cementitious materials,...

This paper comprehensively adopted the Geographic Information System (GIS) and Participatory Geographical Information System (PGIS) technologies to construct the Jiuzhaigou Nature Reserve's landscape service index system and analyzed the landscape service spatial characteristics. The results show that...

The piston transient-state temperature measurement is very important for engine design and performance improvement. A memory test system (MTS) was designed for piston transient temperature measurement. Its transient error was inspected by a transient response test. Considering poor working conditions...

In order to reduce the emission concentration of solid particle, the 1# unit of Guohua Sanhe power plant has carried out ultra-low transformation: low-temperature economizer transformation, high frequency power supply, the demister of desulfurization absorption tower and the installation of fiber reinforced...

Based on the research on elastomer contact mechanics theory and percolation theory, this paper analyzes the sealing performance of metal rubber from the micro perspective of sealing coupling surface topography. By constructing the function of contacting rough surface height, the leakage model of metal...

P2P data transmission is the mainstream of network data transmission. P2P botnet malicious data is hidden in normal transmit data, not only difficult to detect but also could cause great harm. This paper presents a method of P2P botnet detection based on data flow, first of all, extract the P2P data...

A series of N-alkylated chitosan (NACS) with various alkyl chain length and degree of substitution (DS) was prepared by a reductive amination method. The synthesis and structural characteristics of NACS was determined by FTIR, NMR and elemental analysis (EA). Fluorescence spectroscopy was used to analyze...

The cofferdam in the liquid bulk areas of Binzhou port haigang district used a new type of structure called the frame-fixed row-pattern pile cofferdam. It not only applies to the soft soil foundation of binzhou port?but also can be used as landing structure of pier in the late. However, the construction...

The temperature of media surrounding the heat source can be done by a non-contact measurement. Since it is a non-contact measurement, there will be a distance between the measuring instrument and the surface of the object measured in temperature. It is necessary to identify the relationship between measurement...

The signal lamp is an important component in the railway signaling system. The most important component of the signal lamp is LED (led emitting diode). Because the signal lamp is continuo turned on and in a bright situation even in different weather conditions, so from that situation comes a reduction...

Operational amplifiers are at the heart of most analog circuits, but their energy requirements have become a pressing concern, particularly in battery-powered systems and small sensors. To meet these demands, engineers have increasingly focused on low-power operational amplifiers that can deliver acceptable...

This research introduces BGPNetSim, a Dockerized simulation framework designed to enhance the study and experimentation of Border Gateway Protocol (BGP) routing. Leveraging Docker containers and Quagga, BGPNetSim creates isolated and reproducible network environments, making it an essential tool for...

Precise and accurate radar cross section (RCS) measurements, especially for tracking small radar cross section targets (e.g. tracks on Fighters), or RCS reduction and radar absorbing materails evaluation for other targets of interest such as aircraft, tanks, or ships, is a must. As a consequence, the...

Giant Magnetostrictive material (GMM), with the properties of fast response, great energy density and high Curie temperature, has potential to be applied to flow control, especially in designing of high speed servo valve working in severe circumstance. The Giant Magnetostrictive Actuator (GMA) is the...

According to agricultural products logistics links prone to deterioration of the quality, and the outstanding is-sues of lacking of monitoring technology and equipment, for the fruits, vegetables, meat and aquatic products distribution process, the quality of agricultural products of fission online detection...

To achieve the artificial leg of biped robot with heterogeneous legs (BRHL) humanoid walking, the gait planning of artificial leg was researched in this paper based on central pattern generator (CPG). Firstly, the hopf oscillator was analyzed and applied to build the CPG network. Then, the parameters...

The quality of ambient air has significant effect on the production and life of human beings, and the PM2.5 is of great importance for the environment and heath. This paper presents the investigation on the regional, seasonal and daily characteristics of PM2.5 in Kunshan, China in 2013 by setting 7 sampling...

The development of information technology has brought new challenges to information security. Computer security monitoring system is an effective mechanism to ensure information security. It protects and monitors all kinds of information and user operation in local or remote computer through data acquisition,...

Distribution automation can choose a variety of communication technologies: fiber optic communications, power line carrier communications, wireless communications, and so on. Because of the characteristics and requirements of automatic communication of distribution network, it is decided that a single...

Lightweight partition board is a newly developed thermal insulation wall material which is mainly composed of lightweight aggregate like ceramisite, glass beads and so on. In this paper ,we prepare it through extrusion molding process which is highly mechanized to save resources and improve productivity....

Construction is one of the three big energy consuming industries, energy efficiency in buildings has become a issues that must be considered in the sustainable development of China's economy. This paper takes the low-carbon public building as the main research object, combined with the theory of life...

Analytic Hierarchy Process(AHP)Model is established to determine the weight of each indicator to evaluate the water scarcity. Then the Entropy model is built to overcome weakness of excess subjective factors in AHP. By using Product integration method to combine two models, we determine the final indicators...

Base on the underground central business district project in the south economic development zone of Changchun, this research studied seismic performance of a large-scale complex underground commercial space structure under the severe earthquake action. A three-dimensional dynamic model was established...

Referring to the experience of China's railway construction and incorporating with the Egyptian national economic characteristics and traffic trends, based on the analysis of passenger and freight transport volumes and the main transport corridors, the planning scheme of Egyptian national railway network...

For active perception of multi-source information, coupling of heterogeneous information, and effective integration of manufacturing information and knowledge layer, this paper proposed some key technologies and a new implementation framework. The RFID and other sensing technologies were used to acquire...

The condition monitoring of distribution equipment is significant for safety and reliability of distribution network cooperation. In order to monitor the operating state of distribution equipment, first, we should learn about the function and characters of the different distribution and ensure the acquisition...

Food safety problem has become one of the most important topics of social concern, because of food from the acquisition of raw materials production to final consumption of intermediate links become more and more, traditional form filling, seal and other way is not easy to on these links were effective...

This paper first analyzed the current situation of highway ETC system of domestic and international, then depth researched on some key technologies of RFID and image identification, established ETC system of city application, on the one hand, it can greatly improve vehicles management efficiency, prevent...

Mechanical harvest of corn can greatly improve the efficiency of harvesting. Corn harvester have to adapt to different regions of China's growing habits, such as different row spacing and plant spacing. The improvement of harvesting efficiency depends on the continuous innovation and improvement of the...

Limestone powder as a concrete admixture was incorporated into the concrete, mechanical properties and impermeability of concrete were studied, and influence mechanism of concrete was analyzed. Experimental results showed workability of concrete was improved when appropriate proportion limestone powder...

Based on nanotechnology related patents applied in Japan from 1991-2010, which are collected by Derwent Innovation Index database, this paper elaborates the distribution and development trends of nanotechnology in Japan, through the quantitative analysis of patent distribution in five nano areas (materials...

Due to the occurrence of the overturning of the offshore wind turbine platform, this paper has conducted in-depth research on the offshore structure response of the wind turbine. Using the SESAM software, the wind turbine model was constructed to compare the motion response and structural response of...

The morphology of intermetallic compounds (IMCs) at Sn-3.0Ag-0.5Cu/Cu interface was investigated during solid-state aging with multiple reflow cycles. Results showed the scallop shape of Cu6Sn5 becomes elongated type with an increase in the aspect ratio gradually with increasing reflow cycles. Moreover,...

The paper discusses methodological issues of improving the efficiency of meteorological support for regional air transportation. The authors provide a justification of the relevance of research aimed at improving the efficiency of meteorological support, taking into account regional features of the formation...

The work is devoted to effective ways to increase the load capacity of buildings bases and structures by impregnating soils with compounds based on complex finely dispersed binder and local raw materials. The article shows that an important factor in the effective injection fixation of structural-unstable...