Advances in Engineering Research

The local made CNC machine is already available by utilization of CNC router technology, but this machine is not suitable to be used for educational purposes because the construction and movements are not similar to the real CNC machine, therefore the Mechanical Engineering Department UM Sumbar. This...

This paper proposes a prediction method for indoor temperature and humidity parameter changes in a radiant cooling system coupled with fresh air system based on One-Dimensional Convolution coupled Long Short-Term Memory neural network is proposed, and a model prediction control strategy for the radiant...

The maritime industry plays a vital role in global trade, with ports serving as crucial hubs of activity. The operational efficiency of ports, particu- larly in terms of dwelling time, directly impacts the smooth flow of maritime logistics. Dwelling time, which refers to the duration cargo spends in...

As the construction industry developed trends towards high-quality and small-scale, building construction technology also advances to a stage where efficiency and quality coexist. Traditional concrete formwork has disadvantages such as non-reusable systems, lack of precision, and inefficiency, etc. The...

This research aims to visualize public sentiment analysis towards Indonesian public figures on electronic media and social media platforms using Naive Bayes and Microsoft Power BI. The study involves several key steps, starting from data collection to visualization. Data from electronic media and social...

The electric car battery-charging system significantly affects the quality of battery usage and charging time. Therefore, we need smart charging which can determine the optimal battery-charging pattern to produce a fast and controlled charging system. This study discusses the implementation of an Ant...

Pavement marking is a necessary part of road infrastructure, and its nighttime retroreflective characteristics affect the visibility of the marking and the safety of drivers driving at high speed at night. We selected three highways with different retroreflective coefficients for field driving experiments,...

Groundwater, a crucial source of freshwater and irrigation water supply in Bangladesh, faces severe heavy metal contamination from natural and anthropogenic sources. This review underscores the widespread presence of arsenic, lead, cadmium, chromium, and other heavy metals in Bangladesh’s groundwater....

This study aims to diagnose difficulties and misconceptions of light refraction. This research was conducted by qualitative design. The sample consists of 84 students who were taken from the second semester of physics education at 5 universities in Indonesia. Trend data on understanding the concept of...

When the vehicle reversing of the visual blind spot or may have obstacles, prone to traffic accidents such as collision. This article uses the distance sensor and steering angle sensor for real-time monitoring of the vehicle when reversing, based on establishing vehicle reversing trajectory mathematical...

Gait recognition has become one of the hottest directions in study of long-range identification. Joint angle feature is an important gait feature, but extracting joint angle feature using traditional skeleton model is too idealistic. Therefore, a method of extracting joint angle feature based on skeleton...

A drag type of continuous layered fracturing bottom sealed packer has been developed to elevate fracturing efficiency. Adopt mechanical lift and lower the string to implement the sealed and unsealed; the sealing structure is simple, rubber sleeve is short and performance of seal is stable; the anchoring...

Nowadays, more and more people are keening to invest in their own personal fitness. Instead of producing customized products according to the actual dimensions of individuals, which could be highly expensive and complicate, advanced shape memory technology could be utilized to achieve one-size-for-all...

In this paper, we demonstrate how probabilistic model checking can be applied to a study of dependability analysis for a Software-Defined Network with the PRISM tool for probabilistic model checking. Based on probabilistic model checking, the Software-Defined Network is modelled using large and complex...

It is an effective way for reclamation to expand our living space and improve our living environment, but with the reclamation construction more and more, it makes land and sea environments tremendous influence and destruction in recent years. In this paper, by using the numerical simulation methods,...

Using the single hydrocarbon degrading bacteria, two kinds of straw materials called MG and SY as the carrier, and then preparing two kinds of immobilized microbs by adsorption, examining their strain absorption rate and petroleum hydrocarbon degradation rate after 7 days. Characterizing the morphology...

A signal timing optimization approach of phase combination on PSO (particle swarm optimization) is proposed in the paper. The objective function is to minimize the number of stops at intersection by combining the less different flow ratio of two streams into a team. The method is applied at the intersection...

In this paper, the parameter estimation of thermal dynamic discrete-time system for heating, ventilating and air conditioning (HVAC) is studied using recursive least square method. Parameters are estimated by using recursive least square method. Thermodynamic model of indoor test bed is formulated by...

In this paper, a new kind of porous metal fiber sintered sheet (PMFSS) with high porosity was fabricated with cutting stainless steel fiber. And heat transfer experiments were conducted to investigate the effect of porosity and flow rate on the heat transfer properties of PMFSS. Metal fibers formed a...

It is urgent to find a reliable technique to settle the problem along with growing of petroleum hydrocarbon pollution in the sea. Compared to other traditional methods, biological treatment has a significant advantage. It is the key factor that gets bacteria with high efficiency of hydrocarbon degradation....

For lathe designing, it needs strict calculation and analysis of the major components. The dynamic stiffness of the structure is studied in order to resist deformation under dynamic load, the structure of the dynamic stiffness is improved to enhance the anti-vibration capability of the body. Then the...

A monolithic column of molecularly imprinted polymer was prepared by an in situ polymerization method with a compound clopidogrel as the template. The molecular recognition capabilities of the prepared monolithic MIP were evaluated by separating the enantiomers. The characteristics of the column and...

ERP system of Printing implementation has electronic computing and statistics. The various departments of information sharing and mutual control integrate printing companies in all sectors. It centralized management, saving a lot of resources. Small printing companies urgently need to implement an ERP...

With the soaring development of economy, people’s living standards have been gradually improved, fueling increasing demands for power resources. In response to the trend, the traditional grid is evolved into the smart grid. In the smart grid, the communication system adopts the bidirectional technique,...

Based on the ANSYS software, a finite element model using for analyzing the properties of the developed cryogenic composite overwrapped pressure vessels (COPV) is established. The stress and strain conditions under the operational pressure were analyzed including of the overwrapped fibrous layer and...

China advanced research reactor (CARR) is already critical in 2010 and constructed with three neutron guides. One small angle neutron scattering spectrometer (SANS) has almost finished. This paper introduces the characteristic, application and development situation of SANS at home and abroad. The necessity...

To comprehensively investigate the environmental responsibility of polluters, there is an urgenneed to implement the policy against illegal discharge and meet the environmental challenges in carrying out the environmental pollution damage assessment. This paper studies the environmental pollution events...

In the process of the economic development, education first. The 21st century is the era of big development of economy, which needs a large number of high-quality entrepreneurial talents. College students are the most dynamic and the most potential entrepreneurial leadership. Only developing college...

Deposition of few-layer graphene films on dielectric substrate by using a novel GaxNi1-x flux LPG (Liquid Phase Growth) method is demonstrated. The graphene films shape themselves as circular thin films. The influence of the ingredients in the GaxNi1-x system on the quality of synthesized graphene is...

The unreasonable mortality rate of poultry in Gulurejo Village has become a major problem. Although breeders claimed they have applied Biosecurity system, the issue of poultry mortality still could not be resolved. This study aims to analyze the condition and success level of Biosecurity application...

Wide application of processing multiaxes numerically controlled centres at machine-building enterprises with blank production necessitate the use of new effective milling tools constructions. The purpose of our work was to investigate the influence of the end woodcutting tools at numerically controlled...

A security scheme for two-dimension wireless sensor network is presented through using the symmetric polynomials. The sensing square locates in a two-dimension coordinate system. All sensor nodes are distributed in the sensing square evenly. Each sensor node set up the common keys with its neighbor sensor...

Mobile payment is the core application of mobile terminals such as smart mobile phone, PDAs or notebook computers via SMS, WAP or RFID for shopping, paying bills, bank transfer and other business activities. Research of security issue is very important for the development of mobile payment system. In...

In order to reduce the calculation amount of NURBS curves, combined with NURBS curves mathematical properties. Firstly this paper introduce on the algorithm of the NURBS curves improvement, it is the in the interpolation cycle under the condition of certain interpolation increment only and interpolation...

In this work, silk fibroin/carbamate blend films are fabricated in different ratios to improve the appropriate properties required for corneal stroma cell regeneration on the films. The structure of the films, the moisture content, protein dissolution loss rate, mechanical properties and light transmittance...

In view of the problems existing in current underground garage, underground garage is considered in the design of Tongcheng Yuli district. The square PC plate dormer window of pyramidal of size 3 x 3 meters is set in the roadway above. After the completion of the building, the field measurement and questionnaire...

The development of the aviation industry (Expert, n.d.) affect the growth of potential passengers in various areas of the Country and province. In line with the regional autonomy, the need for communication and transportation between regency cities and provincial capital cities and state capital city,...

Identification of the dominant source could provide instructive guidance for noise mitigation. In this paper, the relation between aerodynamic noise and rolling noise was quantitatively analyzed based on the characteristics of high speed train's pass-by noise. The results indicate that at the speed of...

Fitness indicators have a close relationship with several health indicators. Besides, that has a function to find out the people’s fitness indicators, and it also has the potential to gain the fitness targets that can be achieved by doing physical exercise. However, the high variation in fitness assessments...

This research is about the absorption of carbon dioxide gas (CO2) in biogas processed from tapioca waste using a solution of potassium hydroxide (KOH) as absorbent. The purpose of this research was to determine the effect of gas flow rate and the flow rate of KOH solution to the absorption of CO2. The...

The design of food packaging machines requires a comprehensive analysis of the influence of thermal and mechanical loads, considering that operational conditions may induce heat concentration and stress that accelerate structural failure. This study aims to analyze the thermo-mechanical behavior of a...

The indicator bacteria and pathogenic bacteria Salmonella spp. and Shigella spp. were tested in the laboratory with two different methods, the Petri-dish method, and the IDEXX tray method. The findings of this study reveal concerning levels of bacterial pollution in the Selbe River, illustrating the...

The use of virtual reality is growing rapidly, not only in gaming but also in sports. However, using virtual reality can lead to cybersickness, with symptoms such as nausea, oculomotor disturbances, and disorientation. This study aims to measure the onset of cybersickness during treadmill exercise and...

As the blockchain architectures and communities grow, blockchain networks frequently face scenarios where the user must vote to make decisions. However, a natively implemented voting system on current blockchain systems is useless. The decision-making process is then either assigned to many network members...

The construction process of a shield tunnel near-underpassing highway bridge piles involves critical challenges in ensuring the structural safety and deformation control of the bridge piles. This paper systematically investigates the impact of shield tunnel construction on highway bridge piles using...

The adoption of electric vehicles (EVs) in ride-hailing services offers a promising solution to reduce emissions and promote sustainable mobility in airport environments. This study aims to identify the dominant factors influencing passenger preferences toward green ride-hailing services at I Gusti Ngurah...

In practical application of a High-Tc Superconducting (HTS) maglev vehicle, the onboard HTS bulks are inevitably exposed to a varying inhomogeneous field due to present processing and assembling technology of the permanent magnetic guideway (PMG). To explore the influence on the levitation forces of...

In view of the large scale and scale of data, cloud computing system faces many problems in scalability and high availability. Aiming at the distributed data storage in the cloud computing environment, a recursive positive N-shaped network model is constructed. Based on the data center network structure,...

The effects of oxygen plasma treatment on Domestic Aramid Fiber III (DAF III) surface properties were investigated in this work. The fiber surface chemical composition, surface morphology, surface roughness and surface wettability before and after oxygen plasma treatment were characterized by X-ray Photoelectron...

With the rapid development of the national economy, the pace of construction of power facilities is being continuously accelerated. While carrying out the social responsibility, the electric power enterprises are also pursuing economic, social environment and comprehensive value maximization. Therefore,...

This paper presents the analyses of the influence of the weak layers on the excavation-induced deformation in the sub-sea tunnel. The finite element software ABAQUS is adopted to investigate the stability of the surrounding rock in the case of inclined weak layers with various angles, and the stress...

Micro-grid have two kinds of working mode, which are the grid-connecting mode and islanding mode. In order to ensure the important load work safety, when the grid occur a big fault, the micro-grid should get out of the grid-connecting mode and work alone. Under this condition, it's important to decide...

Water quantity and quality such as COD, ammonia nitrogen and phosphate concentration of two functional areas including residential district and administrative area were obtained through the continuous monitoring and analysis of septic tank effluent's water quality and quantity in administration building...

In order to satisfy the urgency of students, Entrepreneurship Education in higher education popularization is the inevitable result of social development, which is an important way to promote the sustainable development of social sports specialty. Therefore, the social sports specialty should reform...

The electrically tunable filter for the RF front-end circuitry of the microwave receiver is designed to the performance with low insertion loss, low volatility band, high signal selection and superior adjacent channel interference. This paper presents a design scheme of a 225 to 500 MHz electrically...

Universally accepted benefits of green roofs were classed to ecological environment benefits (EEB), social benefits (SB) and private economic benefits (PEB). Life-cycle assessment, contrast valuation, game-theory and economics cost-benefit with quality analysis and quantity analysis were used to evaluate...

According to the Clausius inequality, it can be proven that the quotient of work-temperature in the real process is no less than one in the reversible process. On the basis of the Carnot theorem, it can be proven that the work in the real process is no less than one in the reversible process, or the...

This article researches on the design method of commercial building interior space, make research on atrium space, channel space and commercial exhibition space, combining the space design, aesthetic design, human feelings, and the commercial profit objective aspects. This article is different from previous...

Based on detection of the Self-vibration and forced vibration the causes of resonant vibration on vibration are examined and analyzed, in order to improve the seismic capacity of coal preparation plant, the safety and normal use performance of coal preparation plant is guaranteed. The experimental result...

Digital design is a kind of emerging forms of expression in the digital era, and plays an essential role in architectural design. During the process of digital design technology application, when designer pursues the technology for digital performs, sometimes, they probably only focus on drawing effect...

In recent years, the rapid development of mechanical and electrical engineering automation technology. Especially in computer technology has been fully applied in the mechanical and electrical industry, to achieve the automation of the maintenance of the mechanical and electrical industry, greatly enhance...

The employment of similitude theory to establish similarity among structural-acoustic systems can save considerable expense and time, provided that the proper scaling laws are found and validated. In this study the scaling laws for structural-acoustic systems are developed and validated. The stiffened...

In this paper, the terminal for the electric vehicles based on Android system is designed. In the system, PX2 is used as the core processor, together with STM32 and other peripheral control chips. A lot of third-party entertainment applications are integrated into the terminal. At the same time, in order...

In different parts of cutting force, it is researched cutting force on machining titanium alloy by the way of theory model and finite element analytical. Established cutting force model of titanium alloy precision machining. Analysis distribution of cutting tool edge stress field caused by different...

Optimal control of batch processes is often implemented in an open-loop manner with an online optimizer. In this paper, a feedback-based optimization method is proposed for batch processes which suffer from parametric uncertainties. Firstly, the optimality conditions and the expression for optimal input...

The article discusses the main trends in the development of non-financial reporting in Russian companies. We have analyzed international experience of various countries in the disclosure of environmentally relevant information in compliance with the generally accepted GRI criteria. Russian organizations...

Transportation is a crucial element in the supply chain. Over 80% of international trade goods by volume are transported by sea. The critical role of maritime transportation underscores the importance of strategic decision-making in selecting reliable and efficient shipping lines. The Tobacco Company...

Seismic forces significantly compromise the stability of subterranean caverns. This study focuses on the seismic support design process by using the Jiazhaerjia Cave as a case study. Initially, Prandtl's theory was employed to compute the design loads. Subsequently, optimal support mechanisms were...

Soundscape is a new inter-professional discipline that studies the mutual influence and relationship between sound, environment and listener. Since the concept of soundscape was put forward in the late 1960s, the research related to it has been continuously developed and deepened, and has now formed...

Becoming one of the countries most prone to the occurrence of natural disasters, determining the most influental risk in emergency response in Indonesia is urgently needed. However, empirical study on determining critical risks in emergency operations within the Indonesian context is vacant and motivating...

This paper gives an introduction to the application research and the quality status of X80 HSAW pipe. The line pipe specification was analyzed combining with the properties of the practically manufactured pipe in this paper. It's shown that the pipe manufactures have established the steel design process...

With the rapid development of E-commerce ,more and more enterprises and consumers are paying close contention to O2O marketing model, and the effective integration of online and offline marketings is the direction for O2O development. In this paper, policy, economy, society and technology factors were...

To meet the requirement of high-quality transmission of videos captured by unmanned aerial vehicles (UAV) with low bandwidth, a novel rate control (RC) scheme based on region-of-interest (ROI) is proposed. First, the ROI information is sent to the encoder with the latest high efficient video coding (HEVC)...

Cd pollution in marine bay is one of the critical environmental issues, and therefore understanding the distribution characteristics of Cd is essential to environmental conservation. It has been found in previous studies that the distribution of pollutants in marine bay has feature of homogeneity, and...

The infrared spectra of serum from cancer patients can be measured using Fourier Transform Infrared Spectroscopy (FTIR). The changes of infrared absorption peak position in phosphor diester groups from cancer cells using OriginPro8.1 software indicates that nucleic acids contents in the cancer serum...

This paper explains the application and development of ecological concept in urban construction. It takes the Hot Spring Resort urban design in Guangzhou Conghua city as an example to explain the process by comprehensive analysis of land ecological function, GIS Engineering, flood area and policy constraint...

In the context of traditional vacuum cleaner, this paper explores and discovers people's daily demand for vacuum cleaner, and explores a feasible plan which is more consistent with the demand of contemporary family life through analyzing and studying its evolutionary process, demand conditions of various...

In the traditional product design method, the design method simply based on the knowledge and experience has hindered the efficiency of the product design, and it brings inconvenience to predict the tendency of the product shape. To solve this problem, a shape generation method is proposed, based on...

This paper considers two-path multiple-input multiple-output (MIMO) relay systems in which the inter-relay interference (IRI) between two relay nodes leads to a degradation of the system performance. In this paper, we study the use of beamforming techniques to resolve the problem of IRI. To suppress...

Primary dysmenorrhea seriously affects the personal life and learning, through the system of health education, can alleviate the dysmenorrhea, so as to improve the quality of life and learning effect.

The enhanced degradation of refractory organic compounds by assisting plant during the activated sludge process has been a hotspot. Aniline was used as a model compound to study the reinforcement degradation of alocasia macrorrhiza during the activated sludge process. With the help of the assisting plant,...

This paper takes Sanzhao Depression in Songliao Basin as the research target. Fuyu oil layer is in the 4th member of Quantou formation, Lower Cretaceous. The target layer in research area is mainly a set of shallow-water delta deposition, experienced the sedimentary evolution process from Delta plain...

Since the 1950 s, Taolin ore has been exploited. Almost a hundred tons of tailing were backfilled between the hills for a long time, which formed Taolin dam during 50 years backfilling deposition. The stability of the huge dam is of great importance for the local people's life and property protection....

When the wind speed is above the rated value, the traditional control strategy is variable pitch control, and the control method is PI control. However, variable pitch wind turbines have strong nonlinear characteristics due to the natural wind which random changes with time and space. For the pitch angle...

Bacterial infection is one of the most common problems after orthopedic implant surgery. If not prevented, bacterial infection can result in serious and life threatening conditions such as osteomyelitis. Thus, in order to reduce chances of such serious complication, patients are often subjected to antibiotic...

A design scheme of satellite telemetry based on PUS was introduced. Five types of packet were classified and the downloading strategy was elaborated to make full of the downlink resource under limited downlink channel. The application of it shows the feasibility and efficiency of it in satellite development.

Product design is very important in the process of product development. The traditional process is to carry out experiments and evaluation by the physical prototype, and the development cycle is longer. Virtual reality equipment can avoid these processes, and then simulate the process of product design...

This study is a factory waste paper pulping wastewater of Shandong Zibo as treatment object, with ozone generator homemade ozone water, hydrogen peroxide, activated carbon, aluminum sulfate, polyacrylamide, manganese dioxide co-processing, combined with flocculation and sedimentation, adsorption, filtration,...

In requirements of the credit management system, the experimental resources were integrated by School of materials science and engineering, Shandong Jianzhu University, the opening experimental teaching system was established, and the experiment technical skills of students were improved. The influence...

An approach for fabricating specimens with composite coatings of Co60 and TiCN (titanium carbonitride) via selective laser cladding (SLD) is presented. The focus aims at adding (0%wt., 10%wt., 20%wt., 30%wt., 40%wt., and 50%wt.)TiCN at gradual mass fraction in Co60 powder as mixed cladding composite...

The topic of this article is very relevant, since the issue, concerning the level of environmental pollution by harmful emissions arose recently. The purpose of the article is to assess the situation from the point of view of the energy economy in the Chechen Republic. The task is to analyze of various...

In order to solve the constrained multi-objective optimization problem, an improved NSGA-II algorithm is proposed. On the basis of NSGA, the cross operation of the feasible and unfeasible solution is implemented in order to give full play to the role of the infeasible solution in the optimization process....

The paper identifies the main criteria defining the competitiveness of milk producers in the market. They incude the level of marketability, selling price, cost, profitability, and quality of milk. The differentiation of southern areas of Tyumen region from the perspective of milk production competitiveness...

The use of fly ash from power plants as a component of paving asphalt concrete has been studied by many scientists for over 100 years. However, there are conflicting data of their effect on properties of composites. The reason for this may be insufficient understanding of the role of fly ash composition,...

The conditions of natural gas hydrates formation were studied experimentally. The composition of natural gas was determined chromatographically. The equilibrium points of the natural gas hydrate on the P-T diagram are determined. It was found that the point of natural gas hydrate formation is always...

Seasonal variations in sensible heat flux (Hs), latent heat flux (LE), and carbon dioxide flux (Fc) during 2005 over an artificial rice wetland in the Liaohe Delta, Northeast China, were investigated using the eddy covariance (EC) technique. The results show that Hs is relatively larger (>200 W m–2)...

Design scheme of comprehensive testing device is given to test the performance of on-grid operation and off-grid operation of micro source inverter in micro-grid. In order to realize zero steady-state error tracking of analog signal, parallel composite control strategy of PI and repetitive control is...

Recently, many methods based on deep neural networks have been developed for object recognition, which dominate various performance competitions on public datasets such as ImageNet and Pascal VOC. Existing methods suffer from high computational complexity and/or insufficient recognition accuracy for...

Fast Fourier Transform (FFT) and its inverse transform (IFFT) are commonly used tools for digital signal processing. They are widely used in various communication systems, especially the communication system based on orthogonal frequency division multiplexing (OFDM) technology. Reducing the cost of multiplier...

Because of the tight coupling between the traditional network control layer and the data layer, the path allocation algorithm has poor globality and lack of real-time, and distribution of network traffic is unbalanced, which leads to network congestion. To solve the problem, according to the advantages...