Advances in Engineering Research

This article deals with scientific and methodical fundamentals of use of computer models of experiments and demonstrations, and also virtual laboratory complexes in forming of creative thinking of the future teachers of physics. What is happening in the last decade the total process of Informatization...

The tender process, which is to procure an outstanding contractor, ensure the construction quality and control the construction investment, is an important step in the process of construction project management. The paper proposes conducting an audit on the tender documents. Through the conventional...

According to the shortages of anti-theft methods for electric bicycles, combined with modern electronic technology, single-chip technology and intelligent sensor technology, propose a design based on the microcontroller used for electric bicycles’ anti-theft. In this paper the hardware and software of...

In this paper, a review on the mechanism of denitrifying phosphorus removal and the enrichment of denitrifying phosphorus-accumulating organisms in the process of nitrogen and phosphorus removal, such as A2/O and SBR, were presented, as well as the influence factors of enrichment were also carried out....

This paper highlights a simple procedure to simulate stresses in a Tunnel when the excavation is being progressed. The paper is based on use of PHASE2 software which is a simple 2D software and needs no special training. This remains to be an important aspect for predicting displacement while using NATM...

In this paper, the characteristics of the two stage vibration reduction system of construction machinery are analyzed. The vibration characteristics of this kind of construction machinery are analyzed by means of the modal analysis method, which is based on the two degrees of freedom of the suspension...

Experimental teaching is important for the professional course; an experimental platform has been designed. Using this photoresistor experimental apparatus, characteristics of photoresistor could be measured, experimental results agree well with the theory. And the platform provides the students open...

The diagnosis of a vacuum pump system for the semiconductor manufacturing is directly related to the failure rate of wafer. Pumping speed is the volume flow rate per unit time by the vacuum pump and represents the performance of vacuum pump directly. Unfortunately, it is impossible to measure the pumping...

To evaluate the dynamic characteristics of 100-meter fully-grouted reinforced-block masonry shear wall (FG-RMSW) structure, a FG-RMSW structure in construction process was tested using the ambient excitation vibration method. A total of three tests were conducted to fully understand the dynamic characteristics...

Solar shadow positioning technology is a method through analyzing the changes of the solar shadow in the video to determine where and when the video was captured shoot. We can obtain the expression of the solar shadow over time. Set the unknown as a parameter, and perform a quadratic fitting to get the...

This study focuses on Lanzhou loess, exploring its permeability under various modification methods through falling-head permeability tests. The research identifies the impact of dry density, particle size characteristics, particle gradation, and additives on the permeability of modified loess. The impact...

The Internet of Things (IoT) is a technology that connects everything. It builds an intelligent network of items through radio frequency identification, global positioning, and other technologies so that items can be closely connected. The emergence of the Internet of Things has expanded the boundaries...

This paper discusses the challenges of monitoring internal settlement in high rockfill dams in China, specifically the Tianchi dam. Traditional sensors like water pipe settlement meters face challenges such as long equilibration times and accuracy loss due to longer piping in tall dams. To overcome these...

The construction materials meet the standard needed to support the safe use of electricity in consumer’s homes. The Electricity house lines are part of the PLN electricity distribution line. The practicality is that so many house lines are damaged, especially the service wedge clamp which is made of...

Williams-Landel-Ferry equation (WLF equation)is one of the most significant experimental equations in analy-sis for the temperature frequency dependence of viscoelastic damping materials. The papers about WLF equa-tion are reviewed and the difference of expression for WLF equation is analyzed with emphasis....

PVC is an acoustic insulation material in the air conditioner with low cost. In order to study its acoustic insulation experiments were done for the white noise and compressor noise. Acoustic insulation and the noise reduction spectrum of PVC were obtained which show that PVC can effectively reduce the...

In view of the current problem that long alignment time and low alignment accuracy in traditional alignment methods, a new two-step alignment method is proposed in this paper. This method consists of the coarse and accurate alignment. The feature of gravity vector is used to carry out the analytic coarse...

By studying the microhardness of different interfaces of sulphate-eroded recycled concrete, the width of the transition zone of different interface from different strength grades was determined. And the influence of sulfate age on the microstructure of regenerated concrete was studied, which reveal the...

Ti(Cr)-diamond/copper composites were fabricated by infiltrating liquid copper into porous diamond preforms without pressure. Thermal expansion properties were measured from 50 to 500 °C by high-precision thermomechanical analyzer. The examination results were analyzed and compared to the predictions...

Currently, the medical information system is meeting many difficulties when conveying information via the network, such as leaking out the patients’ information, falsifying medical records, and destroying the structure of medical images etc. For these questions, the new algorithm with ultra-strong robustness...

This paper presented a high speed data acquisition system for real-time bioelectrical sensing application. The hardware of system mainly consists of data acquisition, distribution and storage section. Four dual-channel ADCs are applied in acquisition section. In distribution section, the original data...

In this paper, by using of large-scale structural analysis software ANSYS for a three-bay eccentrically braced steel frame with semi-rigid connections done nonlinear analysis. The results showed that: eccentrically braced semi-rigid steel frame have good energy dissipation capacity and some prospects.

Based on the analysis of the factors, influencing human capital in agricultural industry, this research puts forward the methodological approach to assessing the feasibility of its developmental forecasts. As an example, the article cites the purpose-oriented scenarios of human capital development in...

The results of monitoring of the surface atmosphere temperature in the Elbrus region for the period of 1961-2017, including the period of intensive climate warming (1976-2017), are presented. It has been established that in summer seasons average temperatures have increased significantly. The growth...

Convolutional Neural Network (CNN) has been widely used in computer vision problems including image classification, object detection and tracking and semantic segmentation which has obtained state-of-art results. However, CNN is both computation and bandwidth intensive. At present, we usually train and...

As one of the hazardous solid wastes, iron sludge has received considerable and increasing attention for its potential damage to the environment. Thus this paper reports the reusability of iron sludge for a Fenton-type process. However, the slow transformation of Fe(III)/Fe(II) limits its repetitive...

Nonlinear system is always become interesting topic to be researched. Level system is the one of them. Deadtime, changeable dynamics, etc make the conventional controller like PID have to be improved and optimized to face this system. In this paper, we propose a comparative study about PID control which...

The purpose of this study was to obtain instruments and methods developed to obtain more accurate measurement results of potassium concentration in bananas, so an instrument that has high sensitivity is needed. One of these instruments utilizes the principle of electromagnetic wave phenomena which is...

The over-reliance and environmental damage caused by the use of fossil fuels have created the need to explore an alternative source of renewable and clean energy. Free Fatty Acid (FFA) from Hevea brasiliensis oil or commonly known as rubber seed oil (RSO) was utilized as feedstock with the aid of waste...

This study developed a web-based accreditation information system for the Applied Program of Politeknik Negeri Manado using a User-Centered Design (UCD) and prototyping approach with active participation from 30 respondents, including academic staff and accreditation team members. Through two evaluation...

More than a million migrants and refugees crossed into Europe in 2015, sparking a crisis as countries struggle to cope with the influx. When it comes to refugee crises, comprehensive national strength should be regarded as the most important factor. The stronger the comprehensive national strength of...

Carried out the pump concrete mix optimizing tests for Jinping II diversion tunnels secondary lining by preference tests of 4 kinds of fly ash, comparison tests of 7 kinds of water reducing agent, mixing with air-entraining agent, mixing with different kinds of cement, parameters selection test of standard...

To achieve the desired objectives for construction enterprise BIM implementation and depth implementation of management process and the project implementation, we explores the BIM implementation design principles and path. This paper proposed the BIM implementation roadmap for construction enterprise....

A database of 30 deep excavations of field monitoring on Nanjing subway stations is presented and discussed. In order to reflect the differences of settlement in different area around the excavation, monitoring points were arranged at three areas: the position 1/4 and 1/2 long side, or the long side...

This paper designed a portable device for measuring the soil surface profile. This measuring device should have the advantages of automation, high precision, high efficiency, low cost, convenient transportation, and wireless transmitting data. It was mainly composed of a body frame (rail trestle), a...

Without modification or a small wheeled vehicles converted premise modular rubber track system can be a direct replacement tire wheeled vehicles, so that it becomes tracked vehicles, thus increasing its off-road performance.Frame as a key component of the modular rubber track system, supporting all other...

The need for natural gases has recently been increasing for energy production and demand. Accordingly, many different studies are now being conducted on ways to supply liquefied natural gases (LNG) and on the valves that are used to supply those gases. Although there are various types of valves that...

By the theory of innovation diffusion, this paper proposes an assessment and measurement system of tourism E-commerce innovation diffusion in the process view. With the data collection of survey, tourism E-commerce innovation diffusion is analyzed comparatively by selecting Ctrip.com and Tuniu and other...

A full scale aero-acoustic wind tunnel test on a 4-door middle class sedan has been applied to determine contributions of major seal components to interior leak noise with "buildup" scheme. Results using psychoacoustic metrics loudness and articulation index (AI) were also compared. The results show...

Aiming at the information security issues of modern smart car while communicating with outside, we analyze the security flaws of vehicle's electronic control system and investigate numerous common attacks. Applying Intrusion Detection mechanism, we propose a network anomaly Intrusion Defense Approach...

Considering the present situation of railway freight transportation safety management, this paper puts forward the comprehensive detection and tracking method of railway freight transportation safety. Firstly, the IOT technology is used to realize the comprehensive detection of railway freight transportation...

A unconsolidated-undrained triaxial test of vertically reinforced clay was carried out. Fiberglass geogrid was used as reinforced material in the form of centrally symmetrical arrangement. The stress-strain relationship, strength characteristics and failure modes of reinforced clay were studied. The...

This paper aims to: 1. Analyze professional quality of alumni in applying their knowledge in the perspective of the user as alumni partners; 2. Analyze the professional quality of alumni in the perspective of their employees in the context of work creation. This study used a social systems approach....

One of the most important elements of network traffic cybersecurity is an anomaly detection algorithm that searches for differences in normal trends that may indicate a cyber threat (such as malware, intrusions, or denial-of-service attacks). Machine learning and deep learning methods are needed to better...

Mining Safety Management System (SMKP in Indonesia) is a part of management system in mining safety risk control consisting of mining operation safety and mining worker healt and safety as well as a guidance for mining companies in Indonesia in implementing mining safety management system. The evaluation...

Indonesia has ample renewable energy potential, with wind energy primarily available in coastal areas or on islands. According to the National Energy Council, Indonesia’s wind energy potential reaches 154.9 Gigawatts (GW). However, its use for electricity generation is still very limited, accounting...

In high-Tc cuprate superconductors, the d-wave-like superconducting gap appears to depart from the standard proportionality with critical temperature Tc, and shows different doping dependences between the nodal and antinodal regions of momentum space. The failure of the attempts so far to formulate these...

These years, a new generation of virtualization technology, aka Linux container,is becoming more and more popular. Linux container is a lightweight virtualization techªnology which providing resource isolation with little performance overhead. This paper designs and implements a solution for Big Data...

The voltage of power grid will drop when the units pump water in the pumped storage power station.This paper uses the method of simulation and field test to study effect of reactive power regulation on the power grid in the pumped storage power station,which will provide reference for voltage regulation...

Today, smart growth theory is playing an important role in urban development. In order to help implementing smart growth theories into city design around the world, we select Bendigo in Australia and Galway in Ireland as the objects of study. We define a smart growth index to evaluate the success of...

Self-healing is an important feature of intelligent distribution networks. Self-healing includes the abilities of self-perception, self-diagnosis, self-decision and self-recovery. In this paper, a adjacency matrix of the distribution network is used to determine the network fault perception and make...

During the monitoring of bridge health, traditional method of information transmission based on paper mediums can easily cause omissions, delays and errors, and make the information management become burdensome, complex and inefficient. Building Information Modeling (BIM) is a technology which integrates...

Spectral clustering algorithm based on the theory of spectrum, its meaning is the optimal clustering problem into graph partitioning problem is a point of clustering algorithms can be high-dimensional data set cluster after dimensionality reduction. Greatly reducing the time of clustering. Compared with...

The optimum extraction process of total flavonoids from grape leaves and their antibacterial activities in vitro were investigated. Total flavonoids were extracted by Soxhlet extraction. The content of total flavonoids in grape leaves was determined with aluminum nitrate chromogenic Spectrophotometry....

To study the effect of various types of magnetic field concentrators on the energy and thermal characteristics of the induction heating system of noncylindrical billets in the magnetic field of rotating permanent magnets, a numerical model was developed. The model allows solving the conjugate electromagnetic...

By using the per-capita disposable income of urban residents, the freight turnover per ton of carbon emissions, the carbon emissions per ten thousands of passenger overturn and the ratio of output value of secondary and tertiary industry, this paper proposes a model of the carbon emissions by the transportation...

Four species of microalgae were chosen in this research, including two American species, Chlammydomonas reinhardtii CHRE for short and Scenedesmus obliquus(SCOB) as well as two domestic species Chlamydomonas sajiaoLewin CHSA and Scenedesmus obliquus SCOBC in order to analyze the nitrogen and phosphorus...

The term active tectonics refers to those processes that produce deformation of earth's crust on a time scale of significance to human society. Earthquakes are the resultants of such deformations at the earth crust. The devastating events occurred in the past three decades (e. g 1993 Killari, 1997 Jabalpur...

Based on the Kirchhoff's thin plate hypothesis and static equilibrium of element, the governing differential equations of curved orthotropic plate in polar coordinates which is subjected to normal and tangential surface load are derived. According to the governing differential equations and boundary...

Acceleration signal is widely used in fault diagnosis of power machine, which can be numerical integrated to obtain displacement data. DC components and trend terms can’t be avoided in acceleration signal and it will be magnified during integration, causing distortion of the displacement waveform acquired....

TG/DTG was applied to study the overall kinetics for the reduction of pyrolusite by the mixture of cellulose and lignin, two major components of biomass. The respective reduction processes can be described by a new empirical equation based on the JMA equation, and the apparent activation energy is 38.66...

Electrowetting displays (EWD) is a novel technology, based on the variation in coverage of a colored oil film in pixels via application of an electrostatic force. These pixels are usually fabricated by photolithography, which seriously limits materials selection and large area fabrication. In this paper,...

In the world, pencils are more and more widely used, which meanwhile leads to the constant increasing of resource consumption. Because the main raw materials of pencil are wood and graphite, numerous wood and graphite are used for pencils every year. However, pencils are always not utilized well. Amounts...

Method of Spare Parts Planning for Missile Equipment Based on Effectiveness Evaluation mainly studies a reasonable planning method for the spare parts of missile equipment. This method uses the initial spare parts utilization rate / spare fill rate for the missile equipment as the starting point. It...

Landfill leachate has the characteristics of high concentrations of toxic and hazardous substances and complex and varied characteristics. After the Mechanical Vapor Recompression (MVR) + Vapor Processing (VP), the distilled water at the end of the treatment still contains a large amount of dissolved...

An evolutionary approach suggested in Alchian (1950) will be used to provide a new framework for understanding the emergence of the ecosystem of I-o-T in the construction industry. The framework entails a measure of buyers and sellers complementarity and the focus of how information in the industry are...

Proponents of building information modeling (BIM) enthusiastically tout as one of its advantages its ability to work in conjunction with other software programs to predict the performance of buildings. Theoretically this would help in the scheduling process of buildings. This paper summarized the method...

Efficient prediction of institutional food demand is an essen- tial tool in enhancing the reduction of waste, improving procurement and sustainability for production kitchens including university campus dining services, military bases and public welfare organizations. Such day level forecasting cannot...

In the case of people who live nearby, access to water from the Karang Mumus River is necessary for daily activities. It is speculated that there is contaminated material in this river due to its muddy appearance and the unpleasant odor that can be felt in some places of the river may be a potential...

This study tackles optimal resource allocation in distribution networks amid rapid distributed generation growth by proposing a dynamic regulation mechanism for distributed generation, users, and energy storage based on value sharing. We propose a dynamic pricing transaction framework based on value-sharing...

This project innovates by intertwining urban identification with its context, seamlessly merging the urban identification system with natural, spatial, and historical dimensions. A distinctive urban logo system is constructed, reflecting urban characteristics. A landmark database and an attitude inference...

In this paper, a high energy-saving self-insulation wall system of autoclaved aerated concrete (AAC) is established by analysis its construction and the performances of the wall system are also discussed. The results show that the wall system based on combining different density AAC slabs can achieve...

The credit system makes teaching students in accordance with their aptitude possible, that provide the basis for the development of students' personality. At the same time, it has brought great challenges for the management of the students. In order to better manage the students, and to provide some...

Concrete crack is a popular damage of practical concrete bridges, so it is deserve to investigate the changing condition of concrete cracks of practical bridges. Based on this point, in this study, structural health monitor-ing (SHM) technique was utilized for monitoring the variation of crack width...

An algorithm especially for analyzing complex slabs of buildings in finite element method is proposed in this paper, which can improve the stress precision and obtain accurate and reliable analysis results. First, a general thin-thick plate element with the quadrilateral area coordinate is employed,...

This paper focuses on the issues of the fibre-reinforced composite material microstructure and presents a new numerical method to generate random fibre distributions and predict the macroscopic mechanical properties of composite materials based on the represent volume element (RVE). The method, named...

An adaptive gray value of image segmentation method aimed at uneven gray-level image segmentation was proposed. The innovative method combined target image with the gray value of background information according to level set theory with the adaptive linear fitting of global and local information. And...

According to Chinese National Standards (GB/T14295-2008,GB/T6165-2008), European standard(EN779:2012) and American standards(ASHRAE52.1-1992, ASHRAE52.2-2007),a testing device of filter materials’ performance was set up. Using the filtration efficiency and resistance of acupuncture, meltblown and electret...

The paper studied formaldehyde emission (FE) of E0 class blockboards by desiccator and gas analysis method. Results showed that for the same formaldehyde emission value got from desiccator method, the gas analysis (GA) values were quite different. It was suggested to use gas analysis method to evaluate...

In this paper, we propose a privacy preserving protocol based on multi - receiver conditional anonymous ring signcryption. The sender can not only send the same message to the selected multi-receiver and only selected users can correct to decrypt the message, but also receiver reality validate the identity...

In this paper, the walking mechanism model of intelligent spray robot with it is stable and accurate approaches to ward the design structure are introduced. According the requirements of intelligent spraying robot, it uses the following method. First of all, designing the 3D model in PROE, for improving...

As a practical measure of non-Gaussianity, kurtosis generally represents the preferred technique for signal extraction. Here a learning rule is presented associated with kurtosis. It can recover one source signal owning the maximum absolute value of kurtosis among all original sources. Computer simulations...

Abstract: with the rise of biotechnology, the similarity between fruits is growing, which has some impact on our lives. Hence, it needs to design a system to classify the types of fruits. If the fruit is placed over a certain period of time, it will be infected. Meanwhile, it is also important to classify...

Traditional error separation methods could not tackle systematic error with complicated transformation law in measuring system very well, so that we present an improved Empirical Mode Decomposition (EMD). The end effect existed in the course of EMD decomposition, endpoints continuation based on the degree...

The rapid development of computer network technology and the popularization of its application in various fields lead to the more and more complex networks. For this reason, an optimization approach and application is proposed to the reliability of computer networks using improved genetic algorithm....

A contract for construction project is of great significance to the whole project, it relates to the engineering quality, project duration ,project cost and all other content, so do the construction contract management can not only avoid unnecessary disputes in the process of engineering construction,...

With the rapid development of China's large-scale mariculture, the emissions of mariculture wastewater are increasing, which had already exceeded land-based sewage, and becoming a serious marine environmental problem, therefore, the treatment and control of large-scale mariculture wastewater have been...

In recent years, the development of avionics system is rapid, and many advanced technologies have been adopted, that improve the performance of avionics system and increase the complexity of system structure.Therefore, it is urgent to optimize the avionics system by studying the avionics network topology...

The purpose of this paper is to propose an efficient numerical method for solving singular ordinary differential equations of Lane-Emden type. The singularity at initial point of the problem leads to failure of many methods such as Euler method, Runge-Kutta method, etc. The proposed method is based on...

In Macro Mechanics view, Machining involves extremely localized and nonlinear physical phenomena that occur over a wide range of temperatures, pressures, and strains. The complexity of the system has hindered progress in predictive modeling of machining processes. Many different types of models ranging...

The availability was low and the maintenance cost was expensive. In order to solve the problem, a new dynamical maintenance strategy applied to the component of wind turbine was presented, which was called condition based opportunistic maintenance strategy. In the strategy, Weibull proportional hazards...

The paper overviews directions for electrotechnology treatment of grain seeds before sowing. The hypothesis of the germination enhancement of seeds if treated with corona discharge is presented here. Besides, the description of electrotechnology installation and facilities for it, including manufacturing...

First, the experiment deals with the brown rice by the limewater and anaerobic means to concentrate GABA in the brown rice. Then, we make use of lactobacillus fermentation to produce GABA. We obtain the following results of power sequence of the influence factors of the GABA output from optimization...

Sandwich circular panel with foam core indented by flat-end cylindrical indenter was constructed. Collapse mechanisms and influencing factors of sandwich circular panel was determined, and the mass of sandwich circular panel was lightened through theoretical analysis. The theoretical predictions were...

The precision of Inertial navigation system (INS) is closely correlated with the accuracy of gravity compensation. Aiming at the INS of the TT&C ship, the gravity deflection of the vertical (DOV) of the task regions and the accuracy of inertial navigation influenced by the DOV were investigated. Finally,...

Research purposes: this paper concluded that cultivated land ecological security situation of Zhuhai, and forecast its future trend, to provide a scientific reference for Zhuhai cultivated land ecological security. Methods: through the Driver - Pressures - State - Impact - Responses(DPSIR model) combined...

The husk of durian can be used as a source of cellulose, hemicellulose, lignin, and pectin to generate liquid smoke, and there are several types of researches that have done this. Liquid smokes can be used as natural food preservation because of the presence of antibacterial substance, there are two...

Wheeled soccer robots need a lightweight yet durable frame to ensure structural stability and consistent performance during competitions, where repeated collisions and ball impacts are inevitable. However, few studies have examined the structural behavior of such robot frames under realistic load conditions....

With the global roll out and deployment of 5G networks, the sixth-generation mobile communication system (6G) is transforming towards ultra-low latency, global coverage and intelligent native. Artificial intelligence (AI), as the core driver of 6G’s intelligent transformation, has shown great potential...

In the field of civil engineering, with the rapid development of global climate change and industrialization, the durability of building materials has presented unprecedented challenges. For this challenge, this paper innovatively studies the durability of ultra-high performance concrete (UHPC) in extreme...