Advances in Engineering Research

The ideal lighting system is a lighting system that creates a comfortable feeling when felt in the room. The lighting strength recommended by SNI standards (Indonesian National Standards) consists of 150 lux (low), 200 lux (somewhat low), 250 lux (medium), 300 lux (somewhat high) and 350 lux (high)....

The performance of next-generation wireless systems (5G/6G and beyond) at the physical layer is primarily driven by the choice of digital modulation techniques that are bandwidth and power-efficient, while maintaining high data rates. Achievable rates for Gaussian input and some finite constellations...

The world has officially entered the era of big data, to promote the digital transformation of human resource management is to improve the quality and level of development of state-owned enterprises is the core, but also to enhance the core competitiveness of the market is an important guarantee. At...

Application of castor oil as an alternative lubricant already knowledge since years ago due to its good lubricating characteristics. Most lubricant formulation are made of base oil and addtives. Molybdenum-Dithiocarbamates (MoDTC) and ZincDialkyl- dithiophosphates (ZDDP) are well-known additives for...

STT-MRAM is considered one of the most promising candidates for emerging memory, sense amplifier and next-generation memory. Temperature greatly affects MRAM performance: reading becomes difficult at high temperatures, and writing becomes hard at low temperatures. This article analyzes in detail the...

Forests are important carbon sinks in ecosystems. The process of converting forests to other land-use types will lead to a decrease in the carbon sink potential of ecosystems. It is of research significance to explore the mechanism of the impact of land use change on the spatial and temporal evolution...

The microstructure, hardness and corrosion resistance of the tungsten alloy hardened layer, which was hardened by different power of electrospark, were investigated. The results show that the matrix and the electrode of the tungsten alloy were melted into each other after hardened by electrospark. The...

As an important part of the battlefield defense system, the resource optimization strategy of radar systems is becoming a hot topic. In this paper, for the distributed resource allocation problem in MIMO radar target tracking, starting from the existing research results, we discuss the advantages of...

In the process of incremental sheet metal forming, the number of punches has a significant impact on the machining results. Compared with the single-punch forming processing technology, multi-punch processing technology is combined with the advantages of better forming efficiency and higher forming precision....

Model test studies based on the similarity theory was conducted to solve the problem of vibration effect of tunnel surrounding rock under push-type cyclic blasting excavation. The model was constructed with a ratio of 1:15. By simulating the tunnel excavation of push-type cyclic blasting, the influence...

In this paper, Hesi Wulai lignite, Shaltala lignite and Shanxi Gepu bituminous coal were selected to participate in experimental study in a 350MW supercritical boiler, the design coal of which is lignite. This study investigates the pyrolysis behavior of ten kinds of blended coal using thermogravimetric...

In this contribution, a sensitive fluorescent aptasensing strategy for the detection of adenosine is proposed based on structure switching of gold nanoparticle modified molecular beacon. Hairpin structured molecular beacon exhibits low background fluorescence since the fluorophore and nanoparticle quencher...

In this paper, VB language is used to realize the design of fractal tie dyeing pattern, and apply Iterative and recursive algorithm to the design of fractal pattern. Koch curve algorithm is used to realize the design of fractal tree recursion and iteration function of affine transformation to realize...

Research the depth of 3000m Work-Class ROV as mock object and develop a ROV for land test. This device is set three lifting point in the top. The rope connecting the front two lifting point is fixed, the rope connecting the rear lifting point change the length by motor. All of those lifting point are...

Spinning force is the spinning metal pipe tensile strength of a linear relationship. The higher is tensile strength, the bigger is the spinning force. For different kinds of material and heat treatment state, the deformation resistance is different, the required pressure is also different. Material usually...

There are rich cultural heritages both underwater and in land in China, which is the object concerned by archaeologists and historic researchers, especially the ancient wooden sunken boats containing the past information of old human civlilization we can restore. Detections for buried magnetic massive...

Based on theoretical research as well as in situ tests, this paper reveals behavior features of mining pressure appearance and the performance of supports for fully mechanized long wall face in Ulan Moron Mine. Depending on systematic analysis of features of working face mine pressure from field tests...

The research established a mechanical model which could reflect the basic features of rock stratum and made a profound investigation on the form and conditions of the fractures on main roofs. Based on mechanical analysis, the fracture location is difference when lane offshoot care is difference, cutting...

The aim of this work is to explore the application of Trapezpoidal Intuitionistic Fuzzy Numbers (TrIFNs) in afuzzy environment to find the least cost path problem of any network. A New Intuitionistic Trapezoidal Fuzzy A* Algorithm (NITFAA) is proposed to solve Intuitionistic Fuzzy Shortest Path Problem...

Conceptual model and evaluation index of low-carbon urban economy are researched in this paper through the case study method. First of all, challenges of low-carbon city economic development in Zunyi are analyzed. After that, conceptual model and design idea of index of low-carbon urban economy are given....

Elevated environmental awareness and an increasing concern with the global warming have stimulated the automotive, construction and packing industries to look for materials that can replace conventional synthetic fibers. Natural fiber appears as a good alternative since they are available in fibrous...

Due to natural conditions, work environment, maintenance management and other factors, in the course of the use, the aqueduct hydraulic structures may appear material aging, structural damage, performance and other situations, and bring hidden dangers to the safe operation. Aimed at the insufficient...

Calculation switching angles online for Selected Harmonic Eliminated technology was achieved in this paper, using linear interpolation method and Newton-Laphson iteration method respectively. Firstly, change SHE nonlinear equations into algebraic polynomial equations, which is for seven-level inverter,...

In order to achieve adaptive control and single parameter identification of one order system, an ordinary adaptive control method is used in this paper. Integral control, Terminal attractor and Sigmoid function is combined to achieve parameter identification. Based on Laypunov method, an adaptive control...

Animals are the most widely used experimental individuals in scientific research. According to the requirements of the national standards of the People's Republic of China, the barrier environment is an indispensable environment for breeding animals and using them for scientific research. It is increasingly...

This paper discusses in detail the characteristics, design basis, functional framework, process management and implementation mode of the data platform system for the systemwide supervision and management of the intelligent mine in the opencast coal mine, and expounds the application prospect of the...

This paper objective is to mitigate to what extent the Liddle empirical formula (which the initial power equation of 4th order) may suit in designing road pavement lifespan for overloading vehicle roads. A case study was conducted in the Meredan highway, Siak, Riau, Indonesia. It was identified that...

In order to realize the clock synchronization function of dSPACE real-time simulation platform, RT-LAB simulation platform, Vortex real-time dynamic simulation system and hardware controller, etc, a hybrid clock synchronization method is proposed in this paper. The master clock server output includes...

Getting the changing law of dust concentration in fully mechanized coal caving face and taking specific measures can ensure the safety and health of workers. The dust migration rule of coal releasing process under different conditions was simulated by the software of FLUENT. The simulated result matches...

Lombok tourism industry slumped dramatically since the earthquake. Comprehensive efforts are needed to make it rise again and bring prosperity to the people. Among them, through culinary.AyamTaliwang, despite coming from Sumbawa, a famous culinary carries the name of Lombok. However, the popularity of...

Some diseases are transmitted through doplets or touch and contact with patients. Transmission can also occur with objects that are often touched by patients. This contact is impossible to avoid for medical personnel who care for patients, therefore the effort made is to minimize contact with patients...

Biogas is produced from the anaerobic digestion of biodegradable organic matter. However, its application is limited because it contains impurities such as carbon dioxide (CO2) in high concentrations. Therefore, it is necessary to remove CO2 to improve the energy content of biogas. Porous adsorbents...

In the modern world, the days of fossil fuel-based electricity are numbered. In addition, the need for cleaner, greener, and more efficient energy is on the rise. Sustainable energy technology is needed to meet the demand for an environmentally friendly power source that provides consistent power. Small...

4G networks are currently growing in many countries. Some of the advantages of 4G networks include superior data speeds, low latency, and greater capacity compared to previous networks. OpenBTS is a BTS technology component that utilizes software as an open source and is cost-effective, making it easy...

Agro-industrial waste, such as coffee and cassava peels, represents an un-derutilized resource with high potential for value-added applications. This study aimed to valorize agro-industrial waste, specifically coffee peel and cassava peel, by extracting pectin and starch to develop biofilms as sustaina-ble...

The increasing population and level of life in big cities in Indonesia has resulted in higher pollution of domestic wastewater in recent years. Efforts are urgently needed to overcome them, among others, with indigenous heterotrophic bacteria in the form of a consortium. The method used in this study...

Aiming at the frequent occurrence of safety accidents in engineering construction and the high time consuming and error-prone problem of accident report text analysis, this paper proposes an intelligent extraction method based on semantic understanding for the cause of safety accidents in engineering...

The purpose of this study is to provide an overview of the increased use of ECDIS (Electronic Chart Display and Information System) and how it can contribute to enhancing safety on board by ensuring that officers are properly trained in its use. This research employs a qualitative approach and was conducted...

In this thesis, multi-output PID neural network (MPIDNN) is proposed based on the research on single-output PID and it is simulated. MPIDNN is also proposed for the characteristics of coupling system which is difficult to control in industrial process. The results of the simulation show that the control...

The new-type semiconductive shielding materialethylene/vinyl acetate copolymer/ carbon black-graphene nanosheets (EVA/CB-GNS) used in crosslinked polyethylene (XLPE) cable is manufactured by adding graphene nanosheets (GNS) with conductive carbon black (CB) into ethylene/vinyl acetate copolymer (EVA)....

Corrosion of reinforcement is the most common type of deterioration of reinforced concrete structures and bridges. Serious degradation of the mechanical properties of reinforcing bars is because of corrosion. Pitting corrosion is the main form of corrosion. The nonlinear stress–strain behavior of corroded...

The HMM_DC algorithm is proposed based on the Hidden Markov Model to detect the community in dynamic social network. The algorithm transforms the community detection problem to get the optimal status chain in Hidden Markov Model with considering the history information and characteristics in dynamic...

With the rapid expansion of the rapid development of computer network technology and network coverage, network security issues are increasingly complex and outstanding looks up. In this paper, we have the analysis of the CAN security situation, put forward the principle of network security policy-making...

Recently, we have witnessed the explosive growth of images with complex information and content. In order to effectively and precisely retrieve desired images from a large-scale image database with low time-consuming, we propose the multiple feature fusion image retrieval algorithm based on the texture...

The Digital Library cloud services platform based on cloud computing technology has become a new direction of development of digital libraries. Cloud service platform can achieve intensive management for digital library resource, and bring more convenient and efficient information service for readers....

In the paper, the comprehensive research was composed of main controlling factors of floor water inrush in deep mine, method of floor water inrush risk assessment and risk assessment system, which was carried on three aspects of the deep seam mining floor water inrush factors analysis, the mathematical...

Fluent6.2 was used to analog the turbulence and flow rate around the specimens installed in the pipeline and results indicated that the specimens varied the fluid flow direction and increased flow rate of fluid from 20m s-1 to 50m s-1, strong turbulence was formed around the specimens and the max turbulence...

Health education and physical education environment are two significant factors that affect college students set up the correct health perspectives, enhance their health consciousness, have healthy behavior and life style. If the influence of sports environment is consistent with health education in...

Numerical computation with Transition k-kl- model is conducted to investigate the heat transfer characteristics for the single jet impingement cooling. The effects of the jet Reynolds number and the impingement spacing (jet-to-surface spacing, Zn/D) on heat transfer characteristic are researched. Results...

Based on the previous experimental and numerical analysis studies, the design menthod for prestressed concrete frame joints with spread-ended beams are proposed according to home and abroad related design codes and references, and the designed method is verified by test data. The results show that the...

In order to analyze the dynamic performance of hybrid excitation claw-pole alternator, this paper models and simulates a GA fuzzy self-adaptive PI control system for the alternator based on the derived mathematical equations. According to the simulation results, compared with traditional PID control...

Two famous civil aviation accident Human Factors analysis models SHELL model and Reason model were introduced in this article. The advantages and disadvantages of the models were both discussed. After that, a new Human Factors analysis model of civil aviation maintenance was proposed, which is named...

Understanding the structure properties of Graphene/PANI are important in developing polyaniline-based materials for different fields. In this study, the electronic property of Graphene/PANI are investigated by density functional theory. Analyses of the band structure and density of states indicated that...

Repair of agricultural machinery is one of the most important issues related to maintaining the efficiency of the fleet of vehicles used in the agricultural sector of the country. High equipment with high-performance machines and mechanisms obliges modern repair production to raise its technical level...

With the deepening of digital campus construction in colleges and universities, video conference system has become an important part of the construction of campus informatization. It is applied into several different school works including teaching, collaboration and management. To build this system...

According to the characteristics of satellite network and based on the idea of distributed SDN, a distributed software defined satellite network architecture is proposed in this paper. And the consistency of controller cluster is achieved based on the Raft algorithm. Theoretical analysis and simulation...

The shelter generally carried by automobile chassis. Therefore it needs corresponding automobile chassis to adapt to different road conditions. The three types of common obstacle are ravine, slope and step. When crossing the three types of obstacles the dynamics analysis of automobile chassis can be...

With the rapid development of Chinese economy, the scale of road and bridge engineering is getting bigger and bigger, and its construction environment is very complicated. Therefore, in the construction of road and bridge engineering, we must take road and bridge testing, so as to ensure the quality...

Cultural diversity has become integral to project teams in developing countries as construction projects have become more globalized. The cultural dynamics of the project design team is essential, however less study has been conducted on this topic. This review examines the influence of cultural factors...

East Kalimantan, including Samarinda City, has many natural attractions, but BPS data shows a decline in the number of natural attractions and most tours there are artificial. Therefore, residents prefer to travel to other places. Even so, Samarinda has the potential for interesting natural attractions...

The backfill soil in the reservoir area has engineering properties such as high liquid limit, high plasticity index and high water content, so it is difficult to determine the key construction parameters. Combining the nuclear densimeter method and sand filling method, through the indoor compaction test...

The synthesis of 1-cyclohexyl-N,N,N-trimethylmethanaminium hydroxide was achieved through quaternization reaction followed by electrochemical purification. Subsequently, a high-efficiency organo-chlorine transfer agent was prepared by dissolving stoichiometrically equivalent amounts of 1-cyclohexyl-N,N,N-trimethylmethanaminium...

To address challenges in pouring efficiency, placement accuracy, and process automation for concrete work on the tower’s 2,600m2 single-floor area, this study employs fully-enclosed, large-scale cloud-based construction factory technology (an intelligent construction equipment integration platform)....

The GM(1,1), Verhulst and Polynomial model have been widely applied in geotechnical engineering field. The correct selection of the models is of vital importance when the prediction accuracy and rationality of the construction scheme is considered. In this paper, based on simulation of surrounding rock...

IoT (Internet of Things) a new age communication technique without requiring human-to human interference can provide effective solutions to Environmental issues and challenges. Through this project, we address the problem of garbage downpour by using smart dustbin. The garbage level of the dustbin can...

In the distribution of ore or coal materials in the metal processing industry, there is a target mass of tons/hour in its distribution using a conveyor. However, the mass cannot be predicted based on time because the conveyor operates at a constant speed. This results in the desired mass not being achieved...

Rising steel production has resulted in considerable amounts of waste, raising serious environmental and disposal issues. Recycling this steel waste offers both ecological and economic benefits. This study explores the use of CNC lathe waste fibers as a sustainable reinforcement material in concrete....

RF attenuator has been widely used in analog and radio circuit. Designed a wideband attenuator using a surface mount device that including four PIN diode. The attenuation can be adjusted by the control voltage. The attenuator has good matching characteristic and linearity in 300kHz~3GHz. The structure...

As China's economy has maintained a high growth rate for a long time, the demand for electricity is increasing year by year, so we should pay enough attention to the power dispatch work. Combination in recent years our country electric power dispatch the actual situation and the author for many years...

The study and application level of teaching strategies and abilities have a direct relationship. Teaching strategies is the decisive factor to master the level of teaching abilities, training students to master mathematics teaching strategies can promote the formation of students' comprehensive ability,...

Macroscopic models are in general not suit-able for modeling adaptive ridership control since they do not consider individual vehicle arrivals, which are a necessary input to adaptive traffic ridership. The use of a global weighting factor also unavoidably assumes that the passengers in a transit vehicle...

The USB devices are the most used embedded economical devices. To develop the driver for the devices in embedded Linux system better, USB basic knowledge and its driver model are introduced. This paper mainly concentrates on the USB driver on the slave side which is called gadget driver. The main data...

In view of the different styles of pictures, we first on the selected picture library for noise reduction, filtering and wrinkle and other treatment, so that the picture library to meet the requirements of the title, while reducing the impact of age factors on identification, simplified model calculation....

The effects of different concentrations of cadmium (Cd) on the growth physiological parameters of industrial hemp, including growth, the photosynthetic characteristics, the chlorophyll fluorescence and so on, were studied with hydroponic greenhouse experiments. The results showed that with the increase...

“People oriented” design concept has become the mainstream and humanized, emotional design has become the trend of product design. Product design aims at serving human beings better as well as making life convenient and comfortable rather than simply design. The earphones I design in this paper mainly...

Recent years, with the speed-up of urbanization, especially great population’s moving into the city, urban diseases like city water-logging, waste processing, sewage discharging, traffic congestion, air pollution and city infrastructure backwardness become even serious. Besides, traditional city humanities,...

The prediction of the radioactive nuclides concentration of equipment system accident is the basis and premise of equipment system radioprotection and it is an important part of radiation accident emergency rescue. Based on the one-dimensional diffusion model, the radioactive nuclides transient, continuous...

Pedestrian wind comfort is becoming an important factor of evaluating the urban quality, because it influences the urban micro-climate, heat island effect, building energy consumption and the vitality of the city, especially in high-density and high-rise areas. This paper has selected one typical district...

The effect of the cement amount, water cement ratio and sand ratio on compressive strength of C100 concrete was studied. The results show that the compressive strength of C100 concrete can reach 110MPa with the cement amount 600kg/m3, sand ratio 40% and water cementitious ratio 0.25.

Based on the determination of the equilibrium surface tension for anionic surfactant SDS and non-ionic surfactant TrionX-100 and TrionX-114 under different concentrations, the two surfactant continuous boiling test and the SDS for the hydrolysis tests were carried out. Objective is to analyse the variation...

A novel speed servo control approach for the elevator door driving system is proposed to improve the performance. The control approach includes a current loop and a speed loop. The fuzzy logic controller is utilized in the speed loop, where the logic rules are designed and parameters are adjusted based...

Using the inorganic ceramic membrane equipment for wastewater treatment, the transit membrane pressure (TMP) raises with membrane fouling, interception efficiency declines, and operation energy consumption increases. These issues have been the main problems to be solved in the technology development...

The corrosion behavior of 2024 alloy in 0.6 mol/L NaCl solution has been studied by EIS, SECM and SEM at the corrosion potential. The EIS results show that the pitting could have occurred between 2 hr and 6 hr immersion and the corrosion dissolution becomes severe with the increase of immersion time....

Autonomous emergency braking system (AEBS) is important active safety technology, which aims to avoid collision or reduce collisions by automatic braking, has become a hot research topic in recent years. However, Modeling and simulation research on big bus is relatively limited, not systematic introduction....

The development of the concrete mechanical properties and the characterization of hydration degree of the high performance concrete under negative temperature curing condition in plateau environment were studied. The results indicate that the concrete casted at the temperature below -10 must be mixed...

As an emerging-market, China has a vast market while it is slow in developing financial derivatives. The Eighteenth Session of the Third Plenary makes it clear to improve the multi-level capital market system, accelerate to carry forward interest rate liberalization, and develop financial derivatives...

We introduce a 3D morphing method which generates a merged model given a series of triangle meshes. Our morphing, based on a set of parameters between the source and target shapes, can show the process of the transformation from the source to the target smoothly. We choose a model as our reference mesh,...

With the sustainable development of economy, solar energy has been widely used as a clean energy, photovoltaic industry has been rapid development. This article summarizes the summary and classification of solar photovoltaic modules frame; Comparative analysis is mainly focused on the aluminum frame,...

With the development of curriculum reform, it is increasingly important to strengthen the training and evaluation of teaching skills for normal professional undergraduates. In this paper, the practical problem of evaluating the teaching skills competition for normal professional undergraduates is studied....

The purpose of this study is to evaluate whether the management of rural funds has been accountable and effective in terms of regulation and institutional, funds. management, supervision and human resources to be assessed using a qualitative approach.The research was conducted in rural districts receiving...

Blueberry seeds have low germination rates, which is difficult to germinate under natural conditions. In this experiment, the optimum treatment of blueberry seed germination was explored using different hormones, different concentrations of the same hormone and different treatment durations. The results...

The atmospheric transmission is an important parameter affecting the solar radiation and surface thermal radiation. In this paper, MODTRAN radiative transfer model was used to analysis the atmospheric Transmission in middle infrared (MIR) spectrum of VIIRS. We have quantitatively simulated and analyzed...

With the development of human society, the importance of the ocean is gradually being excavated. In order to transfer the data of underwater observation instrument to the water surface, the method of inductive coupling data transmission mode can be used. In this paper, the basic principle of the system...

In order to control the production cost of the converters, the production data investigation was done on site at one steelmaking plant. The investigation is mainly about the ferrous charges consumption. It is seen that the ferrous charges consumption in this plant is at the middle level among several...

We propose a method based on Improved Partial Least Squares Regression Algorithm for calculating Harmonic impedance. First, we analyze the volatility method and find it has a shortcoming. Then, we describe Improved Partial Least Squares Regression Algorithm. Finally, we demonstrate the correctness of...

With the continuous research and development of smart grid and energy Internet, as well as the rapid construction of power transmission and transformation equipment in various places, the amount of data collected from the equipment is also increasing. To dig out the effective information must be to ensure...

The analysis of time domain signal is a significance method of pattern recognition and fault degree identification in partial discharge (PD) detection. Frequency domain parameters are usually used to judge the performance of ultra-high frequency (UHF) detecting antenna. However, this method is unable...

Given that architectural aesthetics, as a combination of both art and engineering technologies, has been drawing more and more attention, it's has been architects' top priority how to strive a balance between them to achieve real structural aesthetics with an integration of stiffness and softness.

The Gas Turbine Generator (GTG) is an important part of the utility unit at a private company PT. XYZ, namely as a supplier of electricity for the entire plant. The performance of the control system needs to be considered because it is related to efficiency factors, especially to regulate the amount...

Sangeh Village has an area of 4.5 km2, located in Abiansemal District, Badung Regency, with a population of 2,322 people with a density of 1,084 people / km2. The clean water supply system in this village uses water from the local drinking water company in Badung Regency with a 100% service percentage...