Advances in Engineering Research

The main problem of low-level radioactive wastes utilization in present technologies is lower waste containing capability and high leaching rates from the solidified body of compound. Also traditional OPC based grouts have low strength gain, especially at initial stages of hardening, caused mostly by...

This study aims to see the relationship between job type and the knowledge about Islamic financial institution products, either directly or through the intervening variable of smartphone usage. It also explores the role of religion as a moderating variable between these two aspects. The data were collected...

In 2018, the level of damage to mangrove forests reached 5.9 million hectares or around 68.8%. As the damage increases, some action must be taken to maintain sea water quality by researching and monitoring water quality. The research can be done conventionally but will have several obstacles including...

In order to extend the application of ant colony algorithm (ACA), many scholars combined the ant colony algorithm with immune algorithm (IA) or other algorithms to solve the problem of slow convergence. To fully solve the too long search time, easily falling into local optimization, slow convergence...

For the measurement of zero sequence parameters of the parallel double circuit transmission line, the conven-tional off-line measurement method cannot meet the need of the zero sequence parameter measurement, this paper presents a hybrid measurement method, by applying a zero-sequence signal on line...

The performance of the braking system has an important influence on the safe operation of the train. In this paper, the AMESim simulation software is used to simulate the pneumatic valve unit (PVU) for the direct electro-pneumatic braking system controlled by the microcomputer. And the correctness of...

Macroalga, due to its high-harvesting yield, easily available, low-cost, and eco-friendly, become more and more favored tool-like alga for researchers. The method of control harmful algal blooms (HABs) by macroalga is an international study issue, and the water extract of seaweed have the advantage of...

Setting up an expansion chamber in the local tunnel can accelerate the attenuation speed of the shock wave, which is of great importance for safety protection of the tunnel staff. Under the same simplified conditions, the reliability of the numerical model was verified according to the theoretical formula...

SPONGENT is a hash function based on the sponge construction and uses the PRESENT-type permutation as the internal permutation. The lightweight edition of SPONGENT has sizes of 88, 128, 160, 224 and 256 bits and we focus on SPONGENT-88. In this paper, we combine the higher order differential attack and...

Water hammer phenomenon often occurs in the high-rise buildings air conditioning chilled water system, and cause enormous damage. With the help of Flowmaster platform, network model was built to simulate water hammer with different pipeline models, and the simulation results show that the water hammer...

The paper focuses on separating the coarse slime for the particle size ranging from 0.3 mm to 2 mm in the teetered bed separator. The product yield and ash are researched as well as the partition ratio. The result shows that R-Z model and Das model give prediction with worse precision，Asif model and...

The thesis takes a ten-story frame structure with three span as research object to study the effect of Soil-Structure Interaction (SSI) on the damping effect of mild steel damper. The equivalent linearization model is adopted as the constitutive model of soil. A material damping input method available...

Aiming at the malware obfuscation technique, a new software behavior analysis method is proposed in the paper. The instruction coupling degree is calculated through mapping and associating the code analysis and log analysis to judge whether the instructions belong to the same behavior and then obtain...

Through the physical model test of Pile-supported vertical wall breakwaters, the influence of various elements of wave on the transmission coefficient under the regular wave is analyzed, and the relationship curve is plotted through the non- Analysis of the relationship between them for easy reference...

We have presented a modified barycentric rational interpolation method for solving two-dimensional integral equations. The present method can accurately approximate the exact solution. We also compare with the Lagrange interpolation method and Nystöm method. The proposed method can achieve higher numerical...

The process of transfering modal at the airport has an important role in receiving goods. Related to the fulfillment of the capacity of the acceptance schedule that happened in the cargo warehouse would result in the fullfillment of goods. the problems that occured in case of receiving goods are the...

The majority of system losses are caused by the distribution system, hence distribution utilities are embracing new technologies and investigating other options, such as placing distribution generation (DG) in a radial distribution system to reduce losses and maximize benefits. Finding the best solution...

The study was conducted with pressure variations, with variations of 20 psi, 30 psi, 40 psi, 50 psi, 60 psi, 70 psi, 80 psi, and 90 psi (maximum working pressure/compressor standard). For other variables set fixed, machine ampere 25 ampere, cutting speed 545.45 meters per minute, iron plate thickness...

We establish the metric model, Smart Growth Metric (SGM). It is divided into Economic Status Metric system, Social Status Metric system and Ecological Environment Metric system. Each system consists of several indicators. Based on the ten principles of smart growth and 3 E's, we select the indicators,...

To obtain the concentration field and the optimized ventilation mode of propellant storehouse, the thesis makes computational fluid dynamics (CFD) simulation to the storehouse with the boundary conditions and 3D models of original and optimization design. Positive pressure ventilation (PPV) is a successful...

Urumqi is a typical oasis city in western China. A clear understanding of Urumqi's LUCC (Land-Use and Land-Cover Change) pattern has important guiding significance to environmental improvement and socio-economic sustainable development. This paper analyzed the spatiotemporal variations of LUCC in Urumqi...

Automobile seat fabric is one of the decorative materials in automobile textile fabrics. The fabric should have soft handle, good air permeability, coordinate color, luxury and generous pattern, wear resistance, anti-fouling, flame retardant, certain friction factor and antistatic property. Polyester...

The oilfield of Daqing placanticline is a typical multi-layer sandstone oilfield, which water flooding production occupies over 50% of the total yield of Daqing oilfield, and it has made great contribution to oilfield stable production. For the average water cut is more than 94% at present, a finer potential...

In this paper the wind tunnel test is used to analyze the effect of root chord of propeller on aerodynamic performance. There were two distributions of the chord near hub of propeller, all parameters are same except the maximum chord. Two models are respectively made of carbon fiber and beech. From the...

The complex [Zn(C8H9N2O3S)(C8H6O5)(H2O)] (C8H9N2O3S = the Schiff base formed by 2-Pyridinecarboxaldehyde and taurine) was synthesized by reaction of Zn(CH3COO)2 - 2H2O. The crystal structure of the Zinc(II) complex has been determined and studied by X-ray diffraction. The complex is monoclinic, space...

Poly (2-aminothiazole) was synthesized by chemical oxidative polymerization of 2-aminothiazole, through selecting the appropriate reaction medium and simply modulating reaction parameters such as reaction time, temperature and oxidant concentrations, the chemical structure, product yield and the thermal...

Based on the financial data of 57 listed technical entrepreneurial companies in IT and electronics industry of China’s capital market in 2011, and according to scholars’ research point in knowledge capital structure in recent years, this paper adopts an improved knowledge value-added coefficient (VAIC)...

The intention of this paper is to reveal the mechanical properties of steel fiber reinforced concrete (SFRC) at different volume fractions of steel fiber and demonstrate that it can be applied as support in underground coal-mine tunnels. With the similar simulation tests and FLAC finite-element numerical...

In order to solve the noise and blur in traditional de-interlacing algorithm, a novel de-interlacing algorithm based on dynamic threshold motion detection is proposed to detect still and motion parts. First the dynamic maximum and minimum are obtained according to different situations. Second, the motion...

The defects of incomplete tooth, low tooth height and big pitch are easy to produce, when the thread shaft is rolled by cross wedge rolling. The forming defects of teeth are researched by theoretical analysis and numerical simulation, the causes of producing tooth defects are analyzed, and forming process...

In order to improve the dynamic measurement capability of magnetohydrodynamics (MHD) angular rate sensor (ARS) furtherly, this paper gives the error analysis of MHD ARS under the influence of a non-uniform magnetic field. In this work, the numerical simulation using 3D-Magnetostatic and FLUNET coupled...

Aiming to intercept high-speed maneuvering targets, nonlinear model was established and relative dynamic equations between the interceptor and the target were analyzed. An omni-directional true proportional navigation (OTPN) guidance law was developed. In high-speed target interception, OTPN guidance...

This work introduces tow solid-state 13C Nuclear Magnetic Resonance(NMR) methods, cross polarization- total suppression of sidebands/magic angle spinning (CP-TOSS/MAS) and direct polarization/magic angle spinning (DP/MAS), for detecting chemical structure of coal combustion emissions. The CP-TOSS/MAS...

Aimed at cultivating interdisciplinary talents of economics and management with high quality, this paper proposes a multidimensional and integrated experimental teaching system, and further innovates diversified experimental teaching methods and cross-border experimental teaching organization. The proposed...

According to a report about Shanghai Metro, Metro Line 2 traffic are increasing month by month trend, but capacity has become saturated. Subway passenger flow is a comprehensive passenger and passenger transfer station. In addition to increasing capacity, by ground transportation shunting the transfer...

In recent years, the increase in mental disorders among university students has raised concerns about the effects that these disorders have on an individual’s life and the community as a whole. Depression, being the most prevalent mental illness, is being tackled via various methodologies. However, in...

Precast retaining wall post-grouting manual excavation pile is a new type of pile foundation. It adopts the method of manual segmented excavation, installation of precast retaining wall to form holes and then pouring concrete and combined with the method of pressure grouting at the bottom of the pile,...

This paper mainly introduces the two cross-linking polyethylene insulation breakdown failure factors: space charge and water tree. And it further analyzes their mechanisms of initiation and growth. Cross-linking byproducts and current type are the major influence factors of space charge which will result...

In view of the problems of the current packing methods, the development framework of the packing and cutting optimization system of two-dimensional irregular parts oriented to excess material was proposed. Two models of the hybrid architecture of C/S and B/S were analysed. The architecture of the packing...

with the social progress and economic development, the construction industry in China has also yielded rapid development in recent years, and gradually become an important pillar of Chinese national economy. However, with the continuous expansion of the construction industry in scale, the questions existing...

Background: Current methods for diagnosing cerebral vasospasm (CVS) include transcranial Doppler (TCD) ultrasonography and the current gold standard of digital subtraction angiography (DSA). The diagnosis of CVS is straightforward, but DSA is limited in its ability to quantify cerebral blood flow or...

The high ground temperature is a prominent problem in the construction of deep buried long tunnels. Based on the analysis of high ground temperature in existing tunnels, the influence of high ground temperature on tunnel construction was divided into three situations, namely the harm to human body, effects...

The article study the effect and different conditions of degradation phenol in waster water samples via Ultrasound (US), H2O2, fenton reagents oxidation technology. Experiments show that the degradation of phenol only use of single US or H2O2 treatment is not ideal while US used in conjunction with Fenton...

Enzyme hydrolysis kinetic model of inulin by inulinase from Kluyveromyces lactis was established. The corresponding Michaelis-Menten equation model constants were found to be related to temperature through the Arrhenius model. The kinetic model was validated by experimental data and also be utilized...

The harmonious development between urbanization and ecological environment is important part of new urbanization. Urbanization is a major symbol of human civilization progress and economic and social development. It is the only way of backward agricultural country changing to a modern industrial nation,...

The article aiming at the problems of current domestic quality of farmland, expounded the status of China's farmland resources, the necessity and feasibility to delineate high quality farmland, put forward the concept and characteristics, determine links and protection measures of high quality farmland,...

On the basis of the ship engine room noise analysis, the paper discusses the application of the noise power generation technology in ship engine rooms. According to the available research results about acoustoelectric conversion, it puts forward that the reasonable distribution and installation of noise...

From point view of operation and management, a time-space network optimization model of inter-city train operation for energy saving on a high speed rail line is proposed on the basis of train time table predetermined using rail stock circulation mileages. The model’s objectives are to minimize circulation...

A wheelchair with a gear system was designed and analysed in order to find a good solution for people with wheelchair to move into the car. This gear system has been designed to be installed in the car and the whole wheelchair can be moved into the car automatically even with the people on it. The three...

The paper presents a design of Electric Power Communication Patrol System based on Dispatching Intensification. The system overall architecture, system security architecture, and system function architecture are elaborated in detail. The system overall architecture mainly explains the perception layer,...

Three-section flapping wing is a new kind of bionic wing, which had better bionic performance compared to existing single-section and two-section wings. In order to realize it, on the basis of single drive mode, a novel mechanism was designed that can realize both flapping and double folding motions....

The paper investigated the effect of exogenous caffeic acid (0.1 mM) on antioxidant enzyme activity, LPO reactions, the permeability of membranes for electrolytes, the photosynthetic activity and productivity of potato plants (Solanum tuberosum L.) under optimal conditions, as well as under the action...

The results of the theoretical investigations and simultaneous strain gauge measurements of axial forces in the flexspline and wave generator of heavy-duty harmonic gear drives, mobile hot-metal mixer and ore-pulverizing mill drives are presented. Comparative analysis of measurements and the theoretically...

To solve the problem of utilization of typical waste resources in Daqing, the rich corn stalk in Daqing and the Daqing oilfield waste sludge were respectively selected as major and auxiliary raw. The influence of sludge proportion, moisture content of mixed materials and molding pressure on quality characteristics...

Online social networks (OSNs) have become the most important platform for people to make friends and show themselves in nowadays, and unauthorized access and usage on people's privacy gains great social attention at the same time. Access control is a general and important way to protect user data from...

With the mobile communication technology developing rapidly, wireless bandwidth can be used more and more, which will make high-speed video services occupy most of the wireless communication traffic. This paper presents a QoE evaluation model based on video content, combined with video jitters and packet...

This qualitative paper applies Critical Discourse Analysis (CDA) as a tool to analyze a transcript of a socio-scientific debate in a senior high school science class in the Philippines. Drawing from insights and implications generated from the analysis, this paper also endorses this framework and tool...

To clarify the overall vein, governance intention and focus point of the assembly building promotion policies, this paper adopts the content analysis method to conduct an in-depth study of the assembly building promotion policies in 32 regions of China from the dimensions of policy external structure,...

Design and build contracts are contracts that are currently being widely used in government projects. Stadium project work is one type of project that uses design and build. However, in the implementation of design and build projects, many disputes often occur. This dispute occurs because there are many...

With the rapid development of science and technology, we can no longer see the bustling streets and high-rise buildings everywhere. It makes termite and rot appear on the surface of the structure. This paper combines 3D scanning modeling technology Bim digital modeling technology aims at repairing the...

This paper is mainly to develop a measurement standard for insulation parameters on-line monitoring device. The paper achieves measurement standards for the Voltage, current, capacitance and dielectric loss data of in-sulation parameter monitoring device by voltage, current sync source generated by DDS...

In this paper, we proposed a method to detect splicing forgery by using wavelet transform and background noise estimation in digital image. To achieve this target, we divide image into some sub-blocks and use wavelet transform to extract the low-frequency sub-band coefficients of each ones. Then, the...

The hot-side radiation intensity is an important factor of the semiconductor refrigeration performance. This article first selected three radiation ways: the air cooling radiation, the heat pipe radiation as well as the water cooling radiation, and then conducted the experimental study to the three radiation...

In this paper, we do the best to extend the time of bathing without wasting too much water. In the Lumped Parameter model[1], we predict the change of temperature by the use of Runge-Kutta method. We also consider the heat dissipation between the water and the bathtub wall as well as the air. And we...

The paper describes a complex method for forming aircraft panels as well as automated plants for bending, peen forming, sanding, and shot peening. It also describes calculation methods for technological conditions which compensate for the effect of the residual stress on the shape of parts

In recent years, the development of real estate projects gets into the new stage of integration. The joint of the related industries and real estate is showing from different angles. This paper describes the conception of hotel real estate. As non- professionals, there are many problems in the process...

Aiming at the stability problem of crane lattice boom with large slenderness ratio, the applicability and practicability of four kinds of design theories and methods (the allowable stress method based on linear theory, the allowable stress method based on nonlinear theory, the limit state method based...

In crop modelling, factor analysis and regression type have direct influence on the accuracy of model, but the application of these methods usually depends on the experience. In this paper, the performance of some common methods of statistical analysis and regression model was compared and verified,...

This paper presents an fine approach to improve the process planning of Rapid Prototyping/Manufacturing (RP/M) .Corrected curves were introduced to maintain the accuracy of slicing layers. A mixed algorithm combined by tangent line and ellipse fitting method was developed to balance accuracy and build...

Novel D-A type conjugated organic molecules composed of central fluorene units and cyanoacetic acid terminal groups have been designed and constructed. The article was aimed at improving the solubility of small molecules by introducing aliphatic chains, and improving the optical and electrical properties...

Building fire is dangerous to structures. It is important to accurately compute the equivalent fire load. First, temperature fields of a reinforced concrete column with four face exposed to fire were simulated using finite element method. Then, two step simplified model was applied to compute the transformed...

La-doped MnO2 nanoparticles were synthesized by a facile sol-gel method. Using XRD and SEM to analyze the structure and morphology of the obtained nano-MnO2, the results show that it exhibit -MnO2 crystal form with some amorphous structure and irregular granular morphology with size of 150-300 nm. Through...

A master-slave system consisting of a hydraulic Stewart mechanism is developed. This system can be used for grinding complex curved surfaces while keeping the operator away from the harmful dust produced. to prevent the upper platform from moving in the wrong direction because of the limitations of the...

In 2009, the Chinese government released the policy about the Golden-Sun Program, deciding to provide investors with upfront subsidies prior to project construction with the special funds for renewable energy, with the aim to accelerate large-scale industrialization of PV power generation in China. This...

In order to realize sharing the spatial information, it's very important to manage, store and share remotely sensed data which is considered as an important spatial information resource. At present, there are few researches on how to manage the remotely sensed data stored in Oracle efficiently in Matlab...

Fluoroalkyl-containing silica nanoparticles were prepared and characterized by a combination of IR and TEM analysis. The obtained silica nanoparticles with an average diameter 40 nm were coated onto concrete. Surface properties of the coated concrete were characterized by water contact angle (WCA) and...

The finite element model of a prestressed concrete box-girder bridge was established,then the numerical simulation were carried out under the conditions of vertical temperature gradient. The effect of vertical temperature gradient is the important reason for the concrete cracks of box girder, and the...

The multilayer U-shaped bellows' strenth and axial stiffness are studied by ANSYS finite element analysis. The plane axisymmetric model of multilayer bellows is established, and the material nonlinear, geometric nonlinearity and contact between the layers of multilayer bellows is considered, obtained...

We put forward the compact convex hull plus rubber band layout model based on the engineering practical problems. Under the assembly constraints the assembly constraints layout model is set up. We can get the exterior outline feature of the layout objects through Graph Outline Recognition Technology....

This paper provides preliminary analysis on both the morphological characteristics of being wide, curved and branched for braided reach and the influential factors on the channel of the bending braided part. Based on the analysis of a typical river reach as an example, this paper puts forward the channel...

Rock mechanics is an engineering discipline which is as old as 1770s. Coulomb of Mohr-Coulomb failure criteria fame carried out tests on rocks and presented the results in a paper to the French Academy. After about 150 years, Griffith proposed his theory of brittle material failure in 1921. At about...

The study evaluates the thermal performance of a packed bed TES system that integrates both sensible and latent heat storage using solar energy as the heat source. A cylindrical, insulated storage tank containing spherical capsules containing phase change materials (PCMs), particularly stearic acid and...

Currently, many local micro-industries have begun to process mango fruit into various kinds of food and drinks. Such as being processed into dodol, syrup, jelly, and even coffee from mango seeds. Before being processed into products as above, mangoes are first made in puree form, where puree is fruit...

Computer security has been attracting more and more attention ,since intrusion detection have become a significant threat in recent years. The techniques for intrusion detection are generally classified into two categories, which are anomaly detection and misuse detection respectively. In this paper,...

Describes the origin and development of the vehicle parking assist system, summarizes the current parking assist system application and research status, and technical parameters and characteristics, analyses the advantages and deficiencies of the existing parking assist system, and its development prospect.

The formal verification of properties of Hidden Markov Models (HMMs) is highly desirable for gaining confidence in the correctness of the model and the corresponding system. A significant step towards HMM verification was the development by Zhang et al. of a family of logics for verifying HMMs, called...

This paper takes the high dimensional data for large data mining technology as the research object, using the adjacency matrix and directed hypergraph detection relationship between association rule items, explores the method, classification based on spanning tree removal algorithm for detection of large...

3D porous graphene was fabricated by hydrothermal cross-linking method and template method, respectively. X-ray diffraction, scanning electron microscopy, fourier transform infrared spectrometry, BET, cyclic voltammetry and electrochemical impedance spectroscopy are used to characterize the microstructure...

In this paper, we present a hybrid bacterial foraging optimization (HBFO) by combining the time-varying chemotaxis step strategies with dynamic topology structure. Specifically, we adopt four kinds of time-varying chemotaxis step methods which use the dynamic topology structure to improve convergence...

The electrical properties of Hf-Ti-O higher-k thin film and ETSOI MOSFET with Hf-Ti-O gate dielectric were studied in this work. To accurately extract the permittivity of the Hf-Ti-O thin film, the different physical thicknesses Hf-Ti-O thin films were fabricated by radio frequency magnetron co-sputtering...

Development and utilization of new energy is to optimize the energy structure, an important measure to improve the quality of the environment. Universal application of new energy technologies in rural was targeted in Qinhuangdao City of Hebei Province. The promotion of rural biogas digesters, solar and...

Soil erosion is a serious problem of worldwide concern. Rainfall intensity is an important factor affecting soil erosion and the resulting nutrients loss. Field experiments were conducted to investigate the effect of rainfall intensity (60, 100 and 140 mm/h) on runoff nutrients loss and sediment particles...

A new kind of experimental equipment has been established to prepare for making a study on the heat transfer of jet impingement when quaternary mixed nitrate will be regarded as working fluid. In order to verify the validation of experimental equipment and method, a experimental study on the heat transfer...

Typical teaching spaces of the colleges in Chengdu are selected as the object of the research for its typical severe weather, which is hot in summer and cold in winter area climate. Several instruments have been utilized to test the index of thermal comfort, indoor temperature, wall temperature and air...

Based on extensive investigation, aiming the randomness and fuzziness characteristics existing in the evaluation, considering comprehensively index 5 aspects including the construction technology management, the environmental load of construction process, energy consumption, resource utilization and...

The purpose of this study is to analyze the shear capacity of a steel slab shaped steel concrete column joint (SRC node for short).Compared with real abdominal SRC the advantage of the SRC is convenient for construction. It does not need to perforate the beam on the type steel and speed up the construction...

Organic pollutants have posed threat to human health and other creature. Photocatalytic technology arises, because it can use solar energy to degrade pollutants. Hence, graphitic carbon nitride (g-C3N4) with excellent photocatalytic performance has attracted global attention. This paper presents the...

In order to solve the problem that a large number tags motion direction judgement in campus long distance attendance system based on 2.45GHz active RFID technology, a technical test system was designed and constructed in this paper, the RSSI of the student tags through the technical test system obtained...

Inoxidizability of proteins is one of the most basic function attribute, and shares a sustainable effect for biological process in protein repair and regulate redox-sensitive signaling pathways. In the genome era, however, it is urgent to design an effective computation method to rapidly detect the antioxidant...

Image retrieval is based on the description of image content. The content of the image can be divided into two categories: visual content and information content. The visual content corresponds to the physical representation of the image, such as color, shape, texture. The information content corresponds...