Advances in Engineering Research

With the Penaeus vannamei as experiment object, study the effect of oil on activities of enzymes (SOD, GOT and AHH) in the shrimp P. vannamei in different oil concentrations and time. Analyze the change of enzyme activity of shrimp polluted by oil through microplate reader and reagent. The results show...

Overhead icing transmission lines face great danger of stable operation. Based on the existing transmission line monitoring power, susceptible to electromagnetic interference and other shortcomings and Fiber Bragg Grating (FBG) sensor have the advantages of anti-electromagnetic interference, high sensitivity,...

DC microgrid contains a large number of tightly regulated closed-loop converters, which performance for the constant power loads and may cause stability problem of bus voltage when used as a load since they trend to draw constant power. In order to improve the stability of DC microgrid, this paper proposes...

In order to extract the fault characteristic from vibration signal of a rolling bearing with variable rotate speed, the order cepstrum analysis approach is proposed in this paper. In this approach, the rotate speed signal is measured by optical-electricity transducer, the angular domain signal is obtained...

In order to solve the problem of surface defects on line detection in the production of cast iron castings, this paper describe an on-line detection system for casting surface defects based on PMAC motion control card, moreover,it analyzes the factors affecting the acquisition of high quality images,...

Quality Function Deployment (QFD) is widely used in optimizing schemes (e.g., product designs and materials evaluation). However, the traditional QFD focuses only on the demands of quality and measures to assure the quality. Furthermore, the general methods to evaluate the weight of factors used in QFD...

Automated Fibre Placement (AFP) has been widely used in composites manufacture and the tension control system is the key to successful placement. This article designs the structure of tension system for AFP and an in-depth analysis on the process of tension control is carried out. Then, a mathematical...

Discussed an energy recovered method of the regenerative braking system of a Parallel Hybrid Electric Vehicles (PHEV), and promoted the performance, efficiency, and reliability in a minimal cost. Discussed the generative braking algorithm based on the simulation of PHEV in MATLAB.

[Purpose] To study the component change of urine crystallites with different sizes in the urines of calcium oxalate (CaOx) calculi patients and healthy controls with placement time. [Methods] A combination of high-resolution transmission electron microscopy (HRTEM), fast Fourier transformation (FFT),...

Human body parsing and segmentation are two fundamental problems in computer vision. In this paper we build an automatic system for solving the two problems together. We reconstruct the mixture-of-part model by adding various features, because of the high relevance constructed by the new model, we are...

The article touches upon the issues of tectonic structure of the Terek-Sunzhensk oil and gas region. A brief description of the lithologic and stratigraphic characteristics of the Cretaceous sediments is given, the influence of the growth of structures in different geological time periods on changes...

A pot experiment was conducted to study the effects of different concentrations of selenium (Se) on the antioxidant enzyme activity of Perilla frutescens. The results showed that Se treatment had significant effect on activities of SOD, POD, CAT and soluble protein content. With Se concentrations increased,...

Safety standards of construction companies could be improved by continuous monitoring and assessing their safety performance. Despite various methods of Safety Performance Evaluation (SPE) have been proposed, bias or errors can be made by neglecting the inter-relationships among internal variables in...

In order to reduce the environmental sensitive frequency of electret-based vibration electrostatic energy harvester (E-VEH), an up-conversion structure is designed. This harvester is a double cantilever structure includes a low frequency beam and high frequency beam. Electret is bounded to the high frequency...

The treatment effect of biogas slurry using ecological filters and the artificial wetland combination stabilization pond system under different hydraulic loading were researched. The analysis was carried out on the hydraulic load effect on the performance of the combined system, and the contribution...

Starch/lactic acid graft copolymer was attempted in situ grafting reaction of lactic grafting starch via the catalysis of hydrochloric acid. The graft copolymers of Starch and PLA had been synthesized and characterized by Fourier transform infrared spectroscopy (FT-IR), X-ray diffraction(XRD), and scanning...

In order to improve the corrosion resistance of the metal, polysiloxane (PDMS) coating was prepared on the metal by spin coating method. The chemical structure and micro surface morphology of PDMS coatings were analyzed by infrared spectroscopy and scanning electron microscopy. Using electrochemical...

Taking the evaluation of urban environmental reconstruction in urban areas in Wenchuan earthquake as an objective. this paper constructs 6 criterion layers of "location scale", "space environment", "facilities support", "security guarantee", "community management" and "community atmosphere" . Taking...

The Semantic web is the extension of an existing web that defines a standard by which, information is given in well-defined meaning and enables the machines to understand information. Many kinds of research are going in semantic web space. Researchers follow different approaches to retrieve data from...

The article presents preliminary results of the analysis of the current state of floodplain landscapes. The starting materials of the study are publicly available digital data sources. These include the digital terrain model SRTM 1 arc-second; digital soil map of Russia on a scale of 1: 2 500 000; Landsat...

the current situation of soil resources urgently needs to supplement soil organic matter through human measures to ensure the level of agricultural cultivation and the quality of crop products. However, many reasons, such as the lack of advanced production technology and cheap fermentation bacteria,...

This paper purpose to design a system in the form of a PV (module) - Wind Turbine Mobile container for the first solution of the disaster area application in the Cepu city of Blora, Central Java. The solution given is to make a mobile container that can assemble a short time as an independent renewable...

Object detection is one of the most popular applications among young people, especially millennials and Generation Z. The use of object detection has become widespread in various aspects of daily life, such as facial recognition, traffic management, and autonomous vehicles. In the implementation of object...

For engineering planning, especially water structures such as irrigation, dams, urban drainage, ports, docks, etc., rainfall data is very important. Rainfall has a periodic nature, because it is affected by climates such as wind, temperature, humidity and so on. These parameters are transferred into...

Yuanye, written by Ji Cheng, a gardening master in the Ming Dynasty, is the first theoretical monograph in China to systematically summarize gardening practices. It constructs an oriental gardening system that integrates natural philosophy, the methodology of ″Ingenious Contextual Borrowing (巧于因借)″,...

This paper examines the construction risks of four highway construction projects in mainland China. The paper divides risks into two main categories, macro risks and micro risks. Macro risk is the risk that the company itself faces in the project, and micro risk is mainly the risk in the construction...

In carrying out navigation guard service in narrow shipping channel requires high attention to maintain security and safety during navigation. The challenge of sailing in the narrow shipping channel is crowded traffic activities such as traditional fishing boats which also do not use lighting devices...

Business development in the food and beverage industry cannot be separated from food innovation, which can increase added value. One of the food industries that is growing rapidly in the bean-based food processing industry is edamame soybeans (Glycine max (L.) Merr). Edamame has many health benefits,...

The traditional current measurement technology faces issues such as slow response speed and bandwidth limitations in high-frequency signal measurements. The Rogowski coil, with its wide bandwidth response characteristics, is a reliable tool for high-frequency current measurement. This article aims to...

The combined impact of seismic vibration at various incident angles and soil-structure interaction can significantly amplify the seismic response of irregular structures, increasing the risk of collapse and structural damage. This study investigates the influence of seismic vibrations at various incident...

With the improving of information technology of Xinjiang Uygur Medical, there are more and more applications and network node, the structure has become increasingly large and the network systems has become increasingly complex. Generated in the course of business operations in a large number of data...

On the basis of analyzing the elements of the network innovation ability of agricultural industry cluster, the evaluation system of network innovation capability of agricultural industry cluster is constructed, based on resources, network and capability. It selects the 27 original indicators of measuring...

This article discusses the evaluation of the level of development of the work organization system in coal mines. It assumes that the key factor in the growth of labor productivity in the coal industry is the level of development of the system of work organisation. The model is proposed for the evaluation...

In this study, a mesoscale weather model suitable for precipitation simulation in the Jinshajiang River Basin (the largest hydropower base in China) were firstly investigated. The results show that the WRF model could be used for precipitation simulation and prediction in the Jinshajiang River Basin....

Based on the experimental results and theoretical analysis, the study of the classification and mechanism of the premature failure for low-grade R.C. beams reinforced with bonded steel plate is placed on, finally, reasonable measure to overcome the premature failure is introduced..

Objective:Extraction method and functional activity of collagen that is extracted from residue that is insoluble in any medium polar solvent by ultrasonic extraction andsupercritical CO2 extraction are studied. Finally the optimal enzymolysis conditionsare obtained.Methods: Quantitative content of collagen...

The SNCR De-NOx system is an effective denitration technology for MSW incinerator. In this paper, an economic parameter-S: per unit NOx removal cost was established. The results clearly showed that parameter S has a significant change at different loads. The 90% load had the lowest per unit NOx removal...

Molecular dynamics simulation has been empolyed to investigate microscopic structure and the adsorption performance of amide ions on the mica (001) surface in the vacuum. The results drawn from the computed interaction energies show that amides are more effective collectors for mica compared with quaternary...

In this paper I tried to dwell on the most crucial points, concerning the nowadays state of the Russian oil and industry in the conditions of sectoral sanctions, and the vital necessity of new approaches development and their instant application the industrial process of oil and gas production.

Polymers of intrinsic microporosity (PIMs) possess rigid and highly non-linear molecular structures. The contortion site of PIM-1 is provided by the monomer 5,5 ,6,6 -tetrahydroxy-3,3,3 ,3 -tetramethyl-1,1 -spirobisindane (TTSBI). The paper described the effect of synthetic conditions including catalyst...

Multicultural education is a hot issue in today's education circle, which is an important measure to build a new multicultural education under the new situation and promote social harmony. The idea of multicultural education is recognized and accepted by Chinese educators. The paper, based on the Western...

Considering the charateristics of marine gas hydrate containing area such as faulted structures are developed and reservoir distribution is not clear, this paper uses the recursive inversion method based on deconvolution to carry out the poststack constrained sparse spike inversion without well data...

Fluorescence microscopy plays an important role in biomedical imaging because of its high sensitivity and specificity. However, the resolution of traditional fluorescence microscopy is limited due to the optical diffraction. Various techniques have been developed to surpass the diffraction limit in recent...

The work aims at designing a transmission pole structure which global security and stability is ensured through the application of the general method for verifying the lateral flexional buckling and lateral torsional buckling of structural components, as present in Eurocode 3 (EC3).

Image processing plays an important role in the quantitative and qualitative analysis of medical ultrasound images. It has a direct impact on the follow-up analysis. The correct processing result is the guarantee for the clinical application of the diagnostic information from the ultrasonic image, and...

The performance of the instantaneous air-source heat pump water heaters which is made of the different double pipe heat exchangers respectively was studied, the influence of double-pipe inner wall thickness on the heat transfer area, the water flow velocity, the heat transfer coefficient, and the water...

This work is aimed to optimize the heat treatment parameters of Ly12 (Al-Cu-Mg) alloy for improvement in properties. Also to study the aging behavior for determination of peak strength and highlighting the limitations of over-aging (over-burning). Normal composition of the alloy is 4.0 Cu, 0.7 Mn, 0.8...

In this work, a base dye was applied to the dyeing of calcium alginate fiber. The dyeing properties, including dyeing time, pH and temperature, were studied. The results showed that this dye had good affinity to alginate fiber, and the dyeing fastness was also good. This research may provide a new approach...

This article design and implement the new connect-six computer game software. We use C# language to develop a man-machine program with the optimized search engine, move generator and situation evaluation function. We use window-based Alpha-Beta pruning search algorithm and evaluation function based on...

The seed metering device is the core working part of the precision seed drill, and its seeding performance directly decides the precision sowing machines. The seed-discharging mechanism and seeding performance of the adjustable nest-type seed metering device are studied, and optimal working parameters...

The investigated landslide area is about 5.4 km north of Sairang village on Aizawl-Silchar road (NH-54). The length, breadth and height of slide are 110 m, 20 m and 70 m respectively. The dominant rock types exposed in the study area are sandstone, siltstone and shales and their admixtures in various...

The most important raw material component in the production of most types of carbon products is binding materials, the quality of which largely determines the physical and mechanical properties of the product. A favorable combination of high coke ability and low viscosity in the molten state distinguishes...

In order to obtain the effects on combustion in boiler when some parameters such as pulverized coal fineness, velocity of primary air mixed pluvesized coal particles change, testing on a 300MW power plant. The results illustrate that when fineness rised, temperature of gas center 0.4 meter apart from...

Speaking is an important skill in learning English. Speaking can help students to understand the conversation, especially to understand the language function so the students can express their idea by using this games. Many students get difficulty to arrange the word to say the English word orally. The...

Numerical simulation was applied to study the effects of changing geometric parameters, which were slot height G and axial length of outer collar L, on jet attachment of counter-flow thrust vectoring nozzle in zero attack angle and subsonic conditions. Combined internal flow characteristics of different...

Based on the data of 88 districts and counties of Guizhou Province, this paper takes the financial scale, financial efficiency, financial structure and the number of cultural industry practitioners to reflect the situation of financial support. A multiple linear regression model was established to analyze...

For Chinese scientific and technical literature, keywords indexing and relevance construction is one of the most important links in literature processing. Based on the ontologies that registered in the ontology management platform and the use of web services techniques, the triples of concepts and relation...

Imaging Interferometer (IIM) aboard on Chang'e-1 is a Fourier transform imaging spectroscopy. Spectrum reconstruction which converts raw interferometric data to spectral data is crucial to the signal-to-noise (SNR) property and spectral consistency, thus influences the usability of IIM data. Three modified...

Blade tip-timing is an effective method for blade vibration online measurement of turbomachinery. The majority of tip-timing systems require a once-per revolution (OPR) sensor installed close to the shaft to generate timing reference. In this article a tip-timing signal preprocessing method which requires...

As the popularity of the computer technology and the constant development of communication technology, the application of the information technology was utilized more widely. Under this background, the issue of network security is exposed gradually. Especially the communication network, it is the core...

Ti6Al4V porous structure was fabricated by selective laser melting. Through the compression experiment, compression strength and energy absorption characteristics of Ti6Al4V porous structure with different rod diameters were studied. The results show that stress - strain curve of the porous structure...

The superior coconut seednuts resources is one main problem to develop coconut programs in Indonesia, include North Maluku. Sula Islands Regency is one of the largest coconut distribution areas in North Maluku Province, Indonesia. The purpose of this research was to study the character, production potential...

This paper deals with the simulation works for modelling two DC motors and controlling the path position of two wheeled mobile robot based on odometry to track robot movements. The mathematical models of the DC motors which are the main actuators for the robot are obtained by using Matlab System Identification...

This study examines the potential for RDF production from a mixture of municipal solid waste (MSW) using bio-drying technology to be used as an alternative fuel industry in Indonesia. The most suitable waste for the production of the RDF method is waste that has a high carbon content after being separated...

Alkali-activated materials, renowned for their cost-effectiveness and environmentally friendly characteristics, are emerging as promising alternatives to conventional cement-based materials in the construction sector. This study formulates a tailored alkali-activated mortar (AAM) by integrating waste...

The analysis of tsunami inundation is the part of tsunami threat study. In the manual of the Disaster Prevention National Agency (DPNA), the tsunami inundation can be analyzed by the Berryman Method. The method calculates the tsunami wave height reduction when inundating the land based on the surface...

To investigate the influence of freeze-thaw cycles and loading on the mechanical characteristics of highway subgrades, a damage constitutive model under the coupled effect of freeze-thaw cycles and loading was constructed by integrating the Weibull distribution with Lemaitre’s effective stress principle,...

Feedback-based construction methods using safety monitoring data are widely used in geotechnical engineering. However, improving the quality of monitoring data and conducting accurate calculations and analysis remain challenging areas that require further research. This article introduces the principles...

Composite materials are essential in the automotive and aerospace industries due to their abiity to reduce weight and offer cost competitiveness. Fiber-reinforced polymer (FRP) nanocomposites are particularly well-suited for these applications. In this study, we explore the potential of pandanus tectorius,...

It is generally believed that under the combined effects of construction disturbance and high water pressure, the collapse or hydraulic fracturing of anti-inrush rock masses between tunnels and unfavorable geological structures constitutes the primary factor inducing water inrush accidents. Consequently,...

Towards human motion intention recognition in active rehabilitation, an algorithm of pattern recognition and localization is proposed. Large changes in the overall action signal were paid more attention rather than accu-racy of local signal. The ARM of Cortex-M3 core was used in data acquisition and...

Concrete is one of the important materials in engineering construction. The uniaxial compression experiment reflects its bearing capacity and deformation performance, which is an important method for concrete material properties research. In this paper, the traditional uniaxial compression experiment...

This study was conducted to assess the effects of L-arabinose on the antioxidant and drug metabolizing enzymes in rats. Forty-eight rats were equally divided into six groups. The rats in three groups were respectively administered with 500, 1 000 and 2 000 mg/kg L-arabinose for 38 days. In blank control,...

This paper proposes a multi-objective optimization model for the dispatch of the integrated community energy system which is composed of an electricity sub-system, a heat sub-system and a natural gas sub-system. Two objectives, the daily operation cost and external pollutant cost are selected as the...

Research on environmental cost calculation method for electricity production and benefit assessment method considering low-carbon energy saving, can promote the realization of low-carbon production in power industry. First, the measurement for environmental factors and costs were studied in the paper,...

A effective method for comparing the thermal conductivity of insulation film was developed here. The thermal simulation on Ansys software indicated that different materials at same thickness exhibit different temperature distribution in this system. Base on this, the new measurement structure was fabricated...

Collision detection is a fundamental problem in mechanical, robotic, structural, and geotechnical engineering. A new algorithm base on Contact Theory to solve accurate contact problem is proposed in this paper. In this method, two polygons (A and B) and a reference point are defined, where the reference...

The computer information management is a product of the era of knowledge economy and the information age, is also extremely important resource. Since the current extensive use of computer information technology, information management methods for the archives management in the integration and created...

Oxy-fuel combustion is an important development direction of combustion technology, and the key technology to reduce the cost of flue gas purification is the reduction of denitration cost. Based on the experiments and simulation process with Aspen Plus of pressure denitrification process, the reaction...

With the development of the city, transportation becomes an important factor in the development of a city. Starting from the drawbacks of the traditional means of solving the traffic information collection, using mobile phones as the signal collection of traffic information means the emerging mining...

The influence of seawater flow velocity on calcareous deposits formed under galvanostatic polarization mode was studied. The protection potentials of electrodes shifted positively with increasing flow velocities which were monitored versus time at various flow velocities. The whole curves of potential...

Using structural materials with high damping property is known as one of the most effective method to solve vibration and noise problem at present, and polyacrylate is one of the most widely polymer damping materials. Polyacrylate was often used as a resin matrix in waterborne damping coating for its...

Nowadays, air conditioning, a relatively energy-intensive method, is still the main way to cooling buildings. This paper proposes two designs of thin film which uses photonic crystal and is based on theories of black-body radiation and electrodynamics. By different designs, the two thin films have disparate...

To assess the impact of heavy metal contamination on the soil-rice agricultural ecosystem, the distribution of heavy metals in Zhangjiagang City was analyzed by taking samples from the paddy fields. The result show that contents of Cu, Pb in soil were increased and here are analogous pollution sources...

With the development of space technology, the large diameter long-life of the space telescopes became more and more urgent. This paper mainly discussed the feasibility of the space telescope on-orbit maintenance for science unit module. This paper took the WFC3 module of the Hubble space telescope for...

China's construction industry entered a new stage. For the construction enterprise that has been used for growing up in prosperity, there is undoubtedly full of challenges under the new normal. Construction industry profit has been low for a long time. Contract system prevailed. Competition among enterprises...

In general, coal mine detection robot has characteristics of a poor adaption to uncertain underground environment in the process of rescue. This paper proposed a binocular vision recognition system based on fuzzy neural network. The system in view of general fuzzy neural network, adopt self–organizing...

The worse impact of climate change on the life system shows that the implementation of Sustainable Development method has not been optimal yet. For more than two decades, environmentalists have adopted Green Building approach to achieve energy efficiency, resource conservation, highperformance design,...

Steel is used in construction, Bridges, ships, boilers and other projects on the metal structure, or is used in the manufacture of machinery and equipment parts, which can produce defects such as corrosion and crack due to the effect of load and environment. In order to ensure the healthy use of steel,...

In this paper, a waveguide-single-cavity structure in a square-lattice photonic crystal is proposed to generate Fano resonances by the interference of two split modes in the structure with a rectangle defect column in the cavity. Through analyzing the band map of the modes in the bandgap region, Fano...

Terahertz electromagnetically induced transparency (EIT) metamaterial based on the dual layered resonator array was fabricated on flexible polyimide films using photolithography technique. The samples were measured by terahertz time-domain spectroscopy (THz-TDS). The reflectance and absorption of the...

This study aims to determine factors influencing performance assessment of road infrastructure and design proposals for non-toll road performance and sustainability assessment models. As of now, the existing assessment is limited to the construction of new roads and road improvements. It also still needs...

Mobile indicators have been established (productive indicators, biological indicators and natural resistance) that show a high degree of susceptibility to influence of various external factors, including feeding ones. A large influence quantity of the feeding factors onto poultry productivity was established,...

The paper consists of analysis of the results obtained in the course of experiments on creation of lightemitting solid solutions on the basis of Gallium antimonide within the framework of the gradient liquid phase epitaxy method. Analysis of the kinetics of the crystallization process in epitaxial layers...

A composite membrane biopolymer chitosan filled fly ash was fabricated as alternative membrane electrolyte for fuel cell application. The membrane was synthesized from chitosan from deacetylation of shrimp shells and then cross-linked with sulfonic acid network by introducing fly ash. The aim was to...

With the increasing of network applications, the problem of network security is becoming more and more serious. Due to the diversity of computer network connection, terminal distribution in homogeneity, network openness and sharing of network resources, the computer network vulnerable to viruses, hackers,...

Particle swarm optimization (PSO) algorithm has been widely applied to the mobile robot path planning problems, but it still has some shortcomings such as high coding dimension and premature convergence. This paper proposes a new PSO algorithm combined with cubic spline functions. Firstly, several path...

Location privacy protection method of Location-based Services (LBS) system mostly depends on the trusted third party anonymity server. When the attacker has sufficient background knowledge, it is proved that Location privacy can't be adequately protected by k-anonymity based on location obfuscation enforced...

Wireless sensor network is composed of a large number of distributed in a specific area, with the calculation and communication capabilities of small sensor nodes densely distributed in the unattended monitoring area and can be completed according to the environment independent task of intelligent autonomous...

The coastal zone of Bandarlampung which grew as one of the economic development area in southern, is currently experiencing environmental degradation caused by trading activities, warehousing on a large scale. The natural resources in coastal area is holds high economic activity to create the tourism...