Advances in Engineering Research

It is proposed to use for finishing the aerated concrete composition with limy binder. Composition includes limy binder, ground aerated concrete and additives based on a mixture of silicate and calcium aluminum silicates. It has been shown, that the introduction in lime composition ground aerated concrete...

The meteorological data color mapping method is proposed according to the type, spatial frequency characteristics of the meteorological data as well as the human perceptual awareness and color theory. The specific color mapping step of high and low spatial frequency meteorological data have been given...

The disc-drum type rotors are widely used in large turbofan engines, where the drums are connected the adjacent disks with the bolted joints. In this paper, the joint stiffness characteristics of a disc-drum structure are investigated based on the finite element model. Firstly, the nonlinear finite element...

The 367 coal mining face in Fengcheng Shangzhuang coal mine was selected for the project background, the law of the mining permeability is mirrored by the law of the flow of parallel hole that drain gas from virgin coal seam following by the moving of working face. According to the surveying data, the...

With the advent of the smart grid era, the concept of power load management has also become more deeply rooted, in recent years, the popularization and installation of load control terminals have greatly improved the accuracy and timeliness of power data collection, which has important practical significance...

The article represents the results of investigating the structure of the layers, obtained using the specimens of low-carbon steel, subjected to plasma cementation. The dependence of their structure on the percentage of graphite in the coating, which served as a carbon source, is established. The influence...

Modern agriculture strongly relies on mineral fertilizers that make it possible to increase the arable land productivity fast and cost-effective. The traditional use of fixed doses of mineral fertilizers under a free market economy is ineffective, as it does not reflect the character of soil fertility....

Scaffolding erection is an indispensable process in high-rise building construction, which directly affects the safety of building construction.The traditional cable-stayed cantilevered scaffold erected with cantilevered beam faces the problem that the prefabricated part of the building can not be anchored.It...

The purpose of the research is to study how the shape of a geometric profile of the periodic raceway affects kinematic accuracy and smooth operation of the resourceeffective planetary radial plunger transmission with intermediate rolling bodies. The shape and computer model for a geometric profile of...

This study aimed to use water absorbance in the range of 200-900 nm to predict the turbidity and chlorophyll a concentration (Chl-a) in urban water. Six kinds of water samples were artificially prepared in this study: spirulina samples (S), chlorella vulgaris samples (C), turbidity samples (T), mixed...

With the wide application of environmental noise automatic monitoring technology in our country cities have established environmental noise automatic monitoring system. But due to the country is not about the technical specification of automatic monitoring, calibration of the system and a series of quality...

When the magnetorheological member is in the strong magnetic field and the mechanical field, it will produce a magnetic induction effect which affects the variation of the modulus of elasticity. The variation of modulus has an effect on the deformation of the component. And the deformation also affects...

The present study established a numerical investigation on the behavior of concrete filled steel tube reinforced concrete (CFSTRC) columns under combined loading and two-opposite-side fire. The FEA model was verified by the experimental results of CFST columns subjected to non-uniform fire. The comparison...

The work aim is to assess the anti-terrorist component of the Russian criminal legislation from the position of its suitability for countering modern terrorism, and above all its manifestations such as a terrorist act and an act of international terrorism. The research relevance is determined by the...

Public education about disaster mitigation in Indonesia needs to be done comprehensively. One of them is through learning at school. This study aims to integrate disaster mitigation in physics learning using a pedagogical approach and teaching materials based on higher-order thinking skills. This research...

A variety of different technologies are used to intervene in children with autism spectrum disorder (ASD) increasingly every year as more and more children are diagnosed with ASD. One of the technologies used is the use of images, multimedia, and animation with the help of computer technology to provide...

The incorporation of nanofillers in the composite materials has gained significant attention in recent years due to the numerous advantages they offer over conventional composites. Most of the engineering composites typically uses continuous type fibers. These composites are reinforced with epoxy polymers,...

The ignitability of upholstered furniture was experimentally studied by using wooden crib as ignition source. Three different ignition source assembles were assessed and compared by measuring their combustion heat release rate, total calorific value, combustion duration, and temperature. Results indicated...

This study assesses the vibration comfort of a large-span steel-concrete composite gymnasium floor system in an under-construction primary school. The analysis considers human-induced vibration conditions before and after soil coverage and grass planting. Acceleration time histories were recorded, and...

Foundations of towering structures are usually subjected to complex multidirectional loads. For investigating the bearing behavior of bucket foundation in soft soil under vertical-horizontal composite loading, a three-dimensional numerical model was developed in this paper. Combining the Swipe loading...

In order to study the wear of concrete on the wall surface when it flows in the chute, the numerical simulation software Fluent was used to analyse the erosive wear of concrete on the chute, the concrete is in a laminar flow state in the chute, according to the pressure distribution of concrete on the...

One of the main issues in construction projects is the high rate of structural defects, which contributes to material waste, increased costs, and project delays. This contradicts the principles of sustainable construction, which emphasize resource efficiency, waste reduction, and improved building quality...

Traffic jams often occur at traffic control points located at adjacent intersections. One proposed solution is to establish coordinated traffic control. The vehicle flow at each intersection is managed by an agent acting as the traffic controller. This study conducts an experiment with two traffic controllers...

The aim of this study was to investigate the phytotoxicity of Fe2O3 nanocubes, Fe2O3 short nanorods, Fe2O3 long nanorods, TiO2 NPs; and MWCNTs to rice (Oryza sativa L.) seedlings during germination, including rice germination ratio, root length, shoot length and fresh weight. Our investigation found...

This study aims to identify the composition and distribution characteristics of plant flora of Urban Ecological Wetland Park in Tianjin Lingang. Results show that plant species of Wetland Park in Tianjin Lingang are relatively rich.There are 246 vascular plants from 171 genera and 73 families.16 families,37...

Flexible DC cable has been more and more extensive research, compared to the AC cable, the effect of space charge on the insulation failure of DC cable is more significant. This paper summarized three methods to improve the space charge of insulating materials, namely: nano-partice modification, grafting...

Many debris flow hazards were triggered in Earthquake area after the Wenchuan Earthquake. In these debris flow hazards, the most notable one is the debris flow in Bayi Gully on Aug.13, 2010. Bayi Gully was a debris flow gully before the Wenchuan Earthquake, in the first three raining seasons after the...

Different from the traditional “physical manufacturing” mold injection, UV curing mold injection is a new manufacturing method which combines mold injection process and UV curing technology. On the basis of the traditional mold injection process the photochemical mold manufacturing process parameters...

In recent years, the research about natural gas hydrate inhibitors has transformed from thermodynamics inhibitors to kinetic inhibitors and anti-agglomerant inhibitors in the deepwater drilling. However, once the malfunction occurred in the injection system, kinetic inhibitors is powerless facing the...

With the deterioration of air pollution, global warming, people pay more attention to electric vehicles(EV). For the relationship between the diffusion of EVs and establishment of refueling stations, it is inter-constraining, and inter-stimulating. Based on agent-based model, we compare the effects of...

The proposed Yangjiawan super-large bridge is located in Lanzhou section of the Yellow River,constructed for Lanzhou-Chongqing railway crossing the Yellow River.This paper adopts mobile bed experiments to simulate the channel near the bridge site,mainly studies flow direction,velocity distribution,surface...

Complex network as a new research direction has gradually become a hot topic in the various fields of science, and the relevant research results continue to emerge. In order to analyze the structural characteristics of complex networks more efficiently, all kinds of analysis software, package and experimental...

The main idea in function generating synthesis of the planar mechanism is the design of a mechanism so that to provide a prescribed trajectory. In this paper a general method for dimensional synthesis is proposed. The synthesis equation is the nonlinear equation with three unknowns, and the equations...

Fault diagnostics is to distinguish the current state of the equipment is in normal or abnormal. It can be seen as a problem of multi-class classification. To improve the performance of classification, this paper presents a novel method for fault diagnosis. In this method, we synthetically applied immune...

The stress-strain relationship and tensile resistance parameters of polyvinyl alcohol fiber reinforced cementitious composite(PVA-ECC) are studied and analyzed experimentally by uniaxial tensile test. The specimens are 200mm×50mm×20mm with different fly ash content. The test is carried out by using displacement...

The laboratory heating thermoelectric generator (TEG) combinesthe phase change material (PCM) via solar panels, to achieve the integration of the electricity generation and adjusting indoor air temperature of buildings,to create “perpetually” powered sensor nodes that enable to harvest ofrequired energy...

Sc3+ doped textured lead-free ceramics of CaBi4-xScxTi4O15 (CBScT) were prepared by oriented consolidation of anisometric particle method with tape casting while the plate-like powders were produced by MMS method. The higher dielectric constant and lower dielectric loss were obtained as the x=0.2. The...

Economic globalization and the integration process has led to competition among construction enterprises become increasingly fierce, which are adjusting their development strategies and efforts to seek for the knowledge economy and network environment to promote enterprise survival and development, enhancing...

The grounding body in the power transmission line engineering is buried underground for long term, which will be eroded by soil environment. If it passes by the DC grounding pole, corrosion will be aggravated. Aiming at the 220kV line engineering in 500kV Dongpo substation and the 110kV line engineering...

The structure of C-bridge is prestressed concrete partially cable-stayed bridge with corrugated steel webs with a main span of 188m, and the span arrangement is 58m+118m+188m+108m, and the form of box-girder section is one-box four-rooms with inclined webs. In this paper, the finite element method is...

as the integration of the world economy, the amount of global trade has increased. 80% of the trade commodities are transported by sea. A large number of ships whose ballast water cause great damage to the marine environment are sailing in the ocean every year. Ship’s ballast water has become an important...

Through a common actual example, a new structure named protection type with twin cavities in a die for the semi-hollow Al-profiles was present. And the selection and the optimization of structure parameters were described in detail. the layout of die holes, the design of the portholes, the structure...

Isolated DC/DC converters have the disadvantage of inefficiency, instability, magnetic bias and shoot-through problems, etc. They also influence the other electrical devices severely in the same power network. Therefore, a novel photovoltaic off-grid inverter based on the boost converter is designed...

Delftia acidovorans SPH-1 is a beta-Proteobacterium that degrades a number of organic compounds. Genomic islands play the important role in horizontal gene transfer. Two prophage-related genomic islands (GIs), SPHGIGly-CCC-1 and SPHGIGly-CCC-2, were determined and are integrated into 5’ and 3’ end of...

With the development of the economy, environmental pollution has become the focus of people's attention. The treatment of environmental pollution, especially the governance of the rural environment, has become an urgent problem. Based on the viewpoints and methods of system theory, this paper proposes:...

In batch hot-dip galvanizing, 0.2-0.3 wt% chromic anhydride solution is traditionally used as awater-cooling medium to prevent white rust. It generates a lot of chromium acid mist and wastewater, both of which are very harmful to humans and the environment. In our study, an environmental-friendly passivation...

A target reflectance feature automatic measurement system used for automatic radiometric calibration of satellite remote sensing payload is described in this paper. The system utilized techniques such as RS485 multi-host structure, wireless communication, and PLC. It can be used in multi-site automatic...

The pyrolysis gasification treatment in the paper is the new direction of municipal solid waste disposal by comparing waste incineration, composting and sanitary landfill treatment technology. The principle and classification of pyrolysis gasification technology are described in detail. The research...

At present,the enterprise network management system presents the network connections between nodes in the form of network topology,so that the network topology can be visualized.However,the enterprise network itself is complex.With the increase of enterprise business,the number of network nodes increases,resulting...

Motorcycles as a mode of transportation its use continues to increase in the Surabaya City. One of the negative impacts is motorcycle accidents to increase. Based on IRSMS data are the involvement of motorcycles in the accidents of 82.6% (2,490 motorcycle accidents out of 3,014 accidents in Surabaya...

Based on the theory of finite element dynamics, the dynamic performance of the power regulator inverter is studied in this paper. The vibration simulation model of the inverter is established. According to the national standard for vibration environment, the vibration load is applied to the model, and...

This paper analyzes the optimal path problem of AGV for smart factories, and propose a hybrid algorithm combining genetic algorithm and simulated annealing algorithm. The objective function model is established according to the target optimization, the improved genetic algorithm and simulated annealing...

The article reviews the technical applicability of various physio-chemical treatments for the removal of hexavalent chromium (Cr(VI)) from aqueous solution. A particular focus is given to membrane electrolysis, photocatalytic reduction, adsorption and the application of nanotechnology in Cr(VI) removal....

Aiming at slow convergence and low precision optimization in iterative learning control, a niche shuffled frog leaping algorithm was proposed in this paper, which combined memes algorithm and particle swarm algorithm, using the niche shuffled frog leaping algorithm based on the restrictive competition,...

With the rapid development of high-speed signal processing devices, the algorithm with large amounts of data can be implemented in real-time. This paper proposes a kind of signal processing system based on five pieces of multi-core DSP. Firstly, the interface circuit and program between FPGA and DSP,...

The forests in Yunnan province are dense and precious. Meanwhile, the forests fire happens frequently. There are ten models generated with two modeling methods in the study area, Yunnan province. In this paper, the spatial autocorrelation method was applied to analyze and evaluate the performance of...

Fiber reinforced polymers (FRP) have been widely used in retrofitting or strengthening concrete structures in recent years. This is due to the various advantages of FRP composites, including high strength-weight ratio, high tensile modulus, superior corrosion resistance and ease of applying in strengthening...

Ecological architecture is an architectural concept that emphasizes harmony between the artificial environment and the surrounding natural conditions. The application of this concept is needed now, with a decrease in environmental quality, which is characterized by a lot of environmental damage caused...

Based on the existing wireless sensor network DV-Hop algorithm and its improvement ideas, inheriting the advantages of various thinking algorithms, and combining with the low energy consumption requirements of wireless sensor networks, this paper proposes an energy-saving and high-precision DV-Hop positioning...

AC8A aluminum is a silicon aluminum alloy which has a Si level between 11-13% wt, the material commonly used to make pistons. There is also the weakness of a piston with a high silicon content, which is brittle or brittle along with the increase in silicon content so that a rough and large primary silicon...

Energy needs are always increasing in various sectors of life. Indonesia, which is below the equator, has extraordinary advantages, one of which is its high potential for solar energy. With high sun exposure throughout the year, Indonesia has the potential to use it to generate electrical energy. One...

The rise of Multidrug resistant pathogen has led to the increase in global interest in bacteriophage therapy as an eco-friendlier approach as compared to conventional strategies to combat AMR. This study focuses on the hybrid strategies which includes a combination of phage therapy with green-synthesized...

In modern realities, ensuring a reliable power supply is an economic challenge. The problem of deterioration of the power grid infrastructure is acute in the Russian Federation. It is proposed to take into account the importance score of electricity consumers when planning repair and modernization activities,...

Weather stations are built to collect quantitative data on the weather conditions of a place. Monitoring the weather conditions in the current environment is considered to be very important because the erratic weather changes every day. This study tried to create a weather station that can be accessed...

This project introduces an innovative real-time vision-based system designed to recognize finger spelling and interpret sign language for readabil- ity in text. Leveraging advanced computer vision and NLP techniques, the meth- odology employs a two-layer prediction algorithm built on Convolutional Neural...

The human body is an intricate framework coordinated at different levels, cells, tissues, and organs that contribute to 11 major organ frameworks. The functioning of such a complicated system in the proper manner is assessed as healthy. Conventional medicine cannot meet everyone’s needs due to population...

In today’s digital era of rapid development of science and technology, 3d printing technology is undoubtedly the best for its superior production efficiency compared with those traditional manufacturing methods such as lathing, planning, milling, grinding, which has been widely used across various industries,...

This paper explores the research progress in advanced lithography techniques for semiconductor manufacturing. As integrated circuit (IC) process nodes advance, traditional optical lithography faces dual challenges of resolution limitations and rising costs. To address these challenges, advanced lithography...

To enhance the water solubility and stability of curcumin and to enhance its antibacterial efficacy, this study prepared curcumin liposomes using hydrogenated lecithin as the primary material and Tween 80 for surface modification. The preparation process employed thin film dispersion and high-pressure...

Based on remote sensing images of Xiangxi Tujia and Miao Autonomous Prefecture in China, combining with field survey, socio-economic data, and the current situation of the unique ecological environment, an ecological sensitivity evaluation index system was established. With the utilization of analytic...

This paper analyzes the synthetic microanalytic approach (SMA) and its principles in the systematics field, ap-plies those principles to military requirements development, and proposes a method of military requirements development based on synthetic microanalytic approach (MRDSMA). The development methods...

Hydrostatic guideway is the key component of heavy-duty CNC machine tool feed system. The working performance of the hydrostatic guideway have great influence to the accuracy of machine tool. In order to analysis the performance of the oil pad, a calculation method based on Reynolds equation and the...

Network music is an important form that people listen to music now, in PC desktop system, browser with HTML5 and the multimedia plugin can imply very good online selection ways and listen to the program with beautify pages, but in the set-top box system, it is extremely different. In this paper, we use...

With the rapid development of Internet and electronic commerce, Internet spammers as well as their false transactions and comments frequently occur in the public media, which has become a major obstacle to the development of Chinese electronic commerce. In this paper, the author analyzes the current...

This paper constructs the technology transfer index system of Shaanxi Province, and then establishes vector autoregression between the comprehensive index of technology transfer and the index of the equipment manufacturing industrial structure, finally this paper analyzes the results by combining variance...

The purpose of this research is to assess the fatigue crack growth life of the screw blade in the screw sand washing machine. The fatigue crack growth life of the screw blade is assessed on the basis of the random load with the Gauss distribution, curve, linear elastic fracture mechanics, and Austen...

The red clay has high moisture content,high plasticity,high void ratio and other special engineering properties,especially when the subgrade surface dehydrates,it shrinks and cracks,caused the subgrade to have some diseases.Taking the subgrade filling from the Liupanshui inner Expressway as the research...

matrix characteristic value and are widely used in many fields, this paper mainly studies the the application of two aspects: the first is applied in solving problems for first order linear differential equations. The second is in the recursive relationship in the application.

To study the confinement mechanism of L-shaped concrete columns confined by stirrups under axial repeated loads, based on the experiments the finite element analysis of five columns was carried out by ANSYS software. The results show that the calculation results of the peak load, peak displacement and...

The purpose of this paper is to design a direct down-conversion system using sub-harmonic mixer with microstrip lines, it is also called a zero intermediate frequency system. By utilizing the direct conversion configuration, it can not only avoid to use an additional voltage controlled oscillator and...

Methods used for the determination of chromium content in potassium chromate are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the chromium with high content, the...

The nature of the hydraulic power cylinder seal assembly operation with high working fluid pressure, different geometrical parameters of lip-type seal, is revealed. The method of hermetic sealing process modeling according to the simplified model using finite element method is considered

A novel tyrosinase (Tyr) biosensor based on liposome bioreactor and chitosan (CS) nano-composite has been developed for the detection of phenolic compounds. The encapsulation efficiency and drug loading content of the Tyr-loaded Liposome-based bioreactors were about 46.35± 0.85% and 41.15±0.95%, respectively....

To study the seismic performance of a souring sluice, a 3D finite element model was established by considering the foundation characters. Mode-superposition response spectrum method was used to precede the seismic calculation. It is concluded that the seismic performance can satisfy the specification....

Now a large number of expressway enter the stage of repair and maintenance. But it`s easy to overlook the pavement`s performance, especially the skid resistance of the interchange at ramp exit and entrance during the repair and maintenance Interchange ramp exit and entrance has always been the accident-prone...

Based on the value-added data of agricultural sub-sectors from 2011 to 2014, this paper utilizes spatial statistical analysis methods to study the spatial distribution characteristics, spatial correlations as well as the difference degrees of agricultural sub-sector value-added growth rates for cities...

Zstack is an industry-leading ZigBee protocol stack launched by TI company, it includes protocol stack that covers almost all of the features of mesh and network topology, and occupies a very important position in the fierce competitive zigbee field. This paper describes software framework of Zstack...

The phase transition behavior of PBA films under CCl3 vapor at different temperatures was investigated by atomic force microscope (AFM). The height and phase images indicate CCl3 vapor will induce single crystals grow on the surface of PBA film. The vapor induced newly formed PBA single crystal could...

A new method is presented to determine the fitting direction while using Dr. Bridge’s linear editor to model various parabolas in this paper. By considering convex-concave property at monotone interval, parabolas' different shapes are determined. Based on the method, two set of symbols are introduced...

The freshness of shrimp is the main priority for consumers. Nutrition and taste of seafood are directly proportional to its freshness. After seafood spoil, the anaerobic metabolism will produce ammonia compounds. In this article, the senduduk (Melastoma malabathricum L.) extract is used to monitor shrimp...

A elastic-plastic analysis of AlN/Cu jointing plate was performed by FEM to study the residual stress produced in the jointing-cooling process. This residual stress due to the difference of thermal expansion coefficient between ceramics and metal was analyzed, considering the presence of initial defects...

In order to improve the forecasting accuracy and reliability of wind power, the precise prediction of wind speed plays a more and more important role. Thus, the ultra-short-term prediction of wind speed and its uncertainty analysis are studied in the paper. Firstly, based on the daily time series of...

This work presents an overview of research results in magnetic and magnetostrictive properties of rare earths-based intermetallic compounds conducted by Russian and foreign researchers. A special attention is paid to multicomponent alloys, as variation in component concentration, temperature and external...

The aims of the research is to describe the feasibility of student worksheet science literacy oriented in acid-base matter assessed from criteria the validity, practicality, and effectiveness. The type of research uses 4D development method that limited until development stage (Develop). The instrument...

Using CaCl2 as sintering aid, the Tb-doped (Ba0.859 Ca0.141) (Zr0.106 Ti0.894) O3 (BCZT) ceramics were fabricated by conventional solid-state reaction method. The sintering temperature of ceramics decreases from about 1450 down to about 1300 . The SEM micrographs show that all ceramics sintered above...

Regional flood disaster risk assessment is an important part of regional flood disaster risk management. Taking the interaction among the disaster causing factors, the hazard inducing environment and the disaster bearing bodies into consideration, the risk assessment index system and model of flood disaster...

At present, the influence of online public opinion is getting increasingly greater. It is very important to grasp the current situation of online public opinion and predict the future development. In order to find out the status of internet public opinion and guide internet public opinion correctly,...

Air Passenger Demand Model for prediction is a capital knowledge. Direct Gravity Trip Distribution Model seems the most appropriate for this prediction. Direct Gravity Trip Distribution model was tried to be developed, calculated by using iterative method. The research give indication that the Direct...

This study evaluates the performance of a residential air conditioner (A/C) using R32 as a retrofit for R410A. One of the biggest challenges in the retrofitting is to determine the ideal mass of refrigerant, which eventually lead to optimum performance of the system. The theoretical mass of refrigerant...

Tourism has evolved into a critical metric for assessing national well-being and quality of life, with rural mountain tourism emerging as a burgeoning trend in the Yangtze River Delta region. However, insufficient attention to the significance of rural mountain tourism landscape content and tourists’...