Advances in Engineering Research

The paper describes the need of improvement of intra corporate control of the enterprise of the coal-mining industry. The description of the principles of creation, model of realization of intra corporate control as sets of mechanisms of its organization and an assessment, and also stages of their application...

Preparation of phase change electric field adjustable vanadium dioxide thin films on Al2O3 ceramic substrates by inorganic sol - gel method and vacuum annealing process. By changing the annealing process to adjust the proportion of vanadium dioxide in the film to achieve changes in its phase change electric...

With the improvement of economic living standards and changes in people's lifestyles and eating habits, in recent years to atherosclerosis-based ischemic cardiovascular disease (including coronary heart disease and ischemic stroke) significantly increased the incidence, Hyperlipidemia is one of the risk...

To make contributions to solve urban problems, we propose eight evaluation metric based on Smart Growth theory, and offer strategies to the smart growth of the selected cities. Firstly, considering the three E's of sustainability, the principles are divided into three aspects which are transportation,...

There are distinct growing tendencies in the span and height of electrical transmissions lines. However, little attention was paid on parameter analysis of wind-induced vibration of electrical transmission lines, especially on the gradient height. By means of a finite element software, electrical transmission...

For the disadvantages of orthogonal wavelet transform multi-modulus blind equalization algorithm(WTMMA), such as slow convergence rate, large mean square error, and immerging in partial minimum easily, an orthogonal wavelet transform multi-modulus blind equalization algorithm based on Tabu search DNA...

The amount of garbage conforms to the gray data characteristics because of the uncertainty and dispersion of urban living garbage produced, the corresponding dynamic prediction model based on Grey model can be established due to the uncertainty and dispersion of the collected amount in line with Grey...

In recent years, the construction project quality evaluation system is becoming more and more important . Therefore, to establish a complete and comprehensive quality evaluation system can guarantee the quality of construction projects, it can also promote the development of our country's construction...

The micro-vibrations, generated by Solar Array Drive Assembly (SADA), of satellite can extensively alter and reduce its imaging quality as well as pointing direction precision. The present work aims to analyze the active and structural vibration disturbances of SADA driven in two different kinds of sub-division...

This study presents a new rectangular hollow flange beam (NRHFB). In this new beam, the top flange is designed to be rectangular hollow section. Considering a thin-wall hollow section flange is much weaker in resisting concentrated load, the web is penetrating through the tubular flange to sustain local...

Climate change has been one of the most serious problems faced by people. In order to reduce CO2 emission, the study is to analyze reasonable traffic mode shares through the proposed optimization model. On the basis of literature review and experience on low carbon planning in traffic system, an optimization...

In order to grasp the rule of mining transient electromagnetic multi-components characters, numerical modeling methods are employed to simulate the advanced prospecting multi-components response characteristics of gob water with measuring-point arrangement of fanned shape. Results of numerical modeling...

Electric power steering (EPS) system can not only provide steering power and lighten the burden of the driver's manipulation, but also improve vehicle steering performance and driving comfort, thus improving vehicle active safety. However, in the process of EPS system development, the determination of...

On the observation data of maize under film drip irrigation in different depth of soil temperature and air temperature, analyzed the change status of film mulching and no film mulching field maize at different depths temperature, the study of the dynamic changes of soil temperature in different growth...

The purpose of this study is to identify the different strategies employed by micro- enterprises supporting by the government funding with different developmental stage of industrial life cycles. This paper used a multiple-cases study method and selected 48 cases micro-enterprises to analyze the developmental...

This paper has analyzed various sensors for the measurement of the TFT substrate glass geometric parameters and ascertain one of optical sensor for this task. The influence of measuring accuracy due to measuring platform has been studied, and then a solution for guarantee high precession measurement...

In this paper, the effect of the diameter, arrangement and spacing of solder joints on the fatigue performance of corrugated plate component was simulated, and the structure parameters of solder joints were optimized. First, the static strength simulation of corrugated plate component was carried out...

This paper explains the urgent need for, and technological bottleneck of, current portable general-use infrared detectors, and several proposals have been put forward and carried out. Specifically, the TEC semiconductor cooler was adopted to achieve the positive and negative temperature difference required...

Due to round-off errors, watermark detection may not be perfect in the absence of attacks. In this paper, watermarks are adjusted so that the watermarked image is integer-valued. Near-perfect detection is achieved by the DC components of DCT and approximation images. Perfect detection is achieved by...

With the Fluent module of ANSYS software, simulation is conducted on the protection in contaminated areas for a certain type of transport vehicle encountering chemical attack. The distribution of contaminants in the vehicle is grasped, and the contamination of typical parts is analyzed to providence...

For 3D shape descriptors, an effective and efficient feature is the key to popularize its applications in 3D domain where the major challenge lies in designing an effective high-level feature. the strategy of exploring these characteristics is the core of extracting effective 3D shape features. In this...

One of the most significant factors in the prevention of cardiovascular diseases is the nutritional factor. According to the report of the World Health Organization, an unhealthy lifestyle, unhealthy diet, bad habits make up 80% in the formation of heart diseases. Cooked sausages, produced according...

Here we deal with the current utilization of screw pump sets with surface drive management. The causes of rod string twisting off are analyzed. We study the mathematical model of functioning of the system “the screw – the rod string, dependence of torque inequality on the length of the rod strings, rod...

The dynamic analysis of oil reservoir development is an important means to help people understand oil reservoir, at the same time manage and rebuild oil reservoir, and scientifically and effectively develop oil reservoir. The most important link for dynamic analysis is the unit dynamic analysis. The...

This research aims to develop a valid teaching instrument. The developed teaching instruments oriented problem solving to train students’ metacognitive skills at acid base titration topic. The specifications of instruments included the syllabus, lesson plans, student worksheets, and tests. The problem-solving...

The Indonesian government has tried to overcome the emergence of casualties by making regulations about earthquake resistant structures. Various ways are used to reduce building damage due to the earthquake. One of them is by adding bracing system as lateral stiffeners. In this study, an analysis was...

Cross-border E-commerce is becoming an important way of Chinese foreign trade enterprises to expand the international market. This paper aims to guide foreign trade enterprises from the traditional "offline trade" to "online transactions" cross-border e-business model changes and then to help enterprises...

Cloud computing technology is today's cutting-edge technology, but also the wisdom of the campus used in one of the core technology. Through the cloud computing technology in the wisdom of the campus application, to achieve the wisdom of the campus massive data sharing and interoperability, to provide...

In order to investigate the fatigue behavior of Titanium Alloy in very high cycle region, fatigue test of Ti-6Al-4V was performed at ambient temperature by using ultrasonic fatigue equipment. Fracture surface morphology was observed by using Scanning Electron Microscope. The results demonstrate that...

To explore intelligent library, the method of literature survey, case analysis, empirical research method, comparative analysis method, interdisciplinary research and other research methods were adopted to make an all-round discussion of application foundation of the digital library, system composition...

This study was aimed at obtaining chili peppers (Jambi local variety) that were resistant to biotic stress through induced-resistance mechanisms, and obtaining optimal combination of cow bio-urine and tricho-compost composition that support plant growth and yield. This research was conducted from April...

Equivalent static is a simplification method to design earthquake loads that must be calculated in the structural design. This method is practical and easy to apply, but only appropriate for low structures with high rigidity. The structures having low rigidity and irregularity in geometry must be analyzed...

The continuous development of the mobile internet makes users tend to share their consumer experience on the Internet. The anonymity, convenience, diversification, and interaction of word-of-mouth marketing make its influence on consumers more than traditional word-of-mouth marketing. Broad and far-reaching,...

Over the years, microwave power has been used as a control parameter for the preparation of activated carbon (AC) via microwave heating due to the volatile nature of temperature inside the microwave. This paper investigates the use of bed temperature as a control parameter for the preparation of activated...

The large number of text documents available on the internet has resulted in a demand for quick access to get the essence for making decisions based on the available information. One method to overcome this problem is to use text summarization. There are 2 ways to summarize, namely abstractive and extractive....

Investigation on unconfined connection with bolts of cold formed steel (CFS) is recommended in the commentary of North American cold form steel specification. This study is focused on ultimate bearing strength of unconfined bolted connection of CFS. Unconfined bolted connection model was developed and...

As a consequence of global urbanisation, the pressure on city planners to enhance the level of life for urban residents has grown, elevating the profile of the idea of urban livability. In order to investigate and objectively evaluate the expression of livability, this study draws on urban planning,...

With the continuous development of remote sensing technology, more diverse and detailed remote sensing data are widely used in the field of ecological environment monitoring, and at the same time, new data application and processing methods are born by virtue of its high resolution, high precision and...

One of the applications of solar energy is through Solar Power Plants. Tadulako University is committed to independently implementing a Solar Power Plants. One of the efforts includes utilizing vast land areas as interconnected Solar Power Plants fields, often referred to as on-grid or grid-connected...

Smartphones become increasingly versatile, positioning services are present in all aspects of our lives. However, the positioning services of most mobile phones are limited to outdoor environments, and the positioning in indoor environments is often not accurate enough. This article mainly explores the...

Study of the joint daily variability of wind speed and solar activity in the Gulf of Finland and its impact on renewable energy sources. The combined distribution of the daily mean insolation and wind speeds shows that insolation has a much stronger seasonal cycle than wind, due to the tilt of the Earth’s...

Plate shape and plate convexity is an important quality index of plate d. In order to obtain the influence law about how roll bending force influence on the strip shape, This paper presents a new and more perfect mathematical model of the relationship between the bending force and strip crown and uses...

Geomagnetically induced currents (GIC) can cause half cycle saturation of transformers and adversely affect the security operation of the power system, even result in large area blackouts. It may be possible to reduce the magnitude of GIC by installing small resistor or capacitor into transformers in...

According to compare two kinds of process: conventional SBR and humus activated sludge process, the efficiency of Nitrogen removal was be investigated. The results show that the removal of NH4+-N by the SBR filled with humus soil was be enhanced, the time in nitrification was be shorten. Also, through...

Very short-term forecasting of wind power is important to scheduling staff’s planning and wind turbine control. This paper has established a combined forecasting model based on Markov chain and support vector machine (SVM). Firstly, the SVM is used to model for wind power. Then, transition probability...

Advanced composite materials have gained popularity in aircraft industry. The widespread application leads to the requirement of high efficient and reliable maintenance technology for composite components. Bonded composite repairs are preferred as they provide enhanced stress transfer mechanisms, joint...

For researching the influence of the width of corridor to the smoke distribution in room-corridor geometry fire, based on similar principle to build a model-entity ratio of 1:4 model experiment system, conducted three conditions of model experiment, analyzed the temperature distribution in corridor,...

This paper presents an image compression algorithm based on neural network with almost real-time response, to address the difficulty of real-time video transmission and compression. After giving the structure of the neural network based video compression system, the self-learning algorithm of neural...

The according to the results of the early theory research of concrete expanded-plates pile and the simulation analysis, discusses the influence of moisture content of fine silty sand for failure behavior and compressive bearing capacity, and put forward the tentative plan which further researches the...

In recent years, with the deepening of the green development concept and the increasingly stringent environmental regulations, how to deal with the problem of industrial waste gas has become a major challenge for industrial enterprises. This paper mainly expounds the harm of industrial waste gas, as...

More recent studies have suggested that parameters such as cross-section type, cross-sectional dimensions, interface length, concrete compressive strength, slenderness ratio, steel strength, roughness of interface, concrete casting style, and concrete curing conditions potentially have some influence...

This paper deals with the design of a robust attitude controller for a quadrotor helicopter subject to external disturbances. In order to attenuate these time varying and non-vanishing disturbances, we propose the use of a proportional integral observer to estimate and compensate for the disturbances....

Crank rocker mechanism is a common mechanism, widely used in sewing machine, mixer, shaper and other equipment. Structure analysis and Mathematical modeling were carried out on the working device of mechanism, then, based on software ADAMS, the simulation model of the crank rocker mechanism is established...

A functional safety pressure transmitter (SPPT) which was based on self-diagnostic is introduced. Challenge in safe communication is discussed, too. SPPT’s hardware design, software design and diagnostic design is given. Furthermore, the safety communication design of SPPT is introduced, too. At last,...

This paper focuses on the mechanical and physical evaluation of Portland cement mortars, CPC, with the addition of ash sugarcane bagasse (CBC) and a high-range water-reducing and super-plasticizingadmixture (SikaViscoCrete PC ® 2500), and its effect is discussed mainly in terms of the mechanical strength...

Ash fouling on the surface of solar PV modules influences power generating efficiency. However, cleaning PV modules will increase power generating cost. Through comparative analysis of power generating cost between cleaned and uncleaned PV modules of same kind, it is concluded that the daily equivalent...

This paper introduces the application of the virtual reality to train the operator of crane. Through the new method, we can improve the quality of training and ability of the operator of crane.

In the modern information and network society, the data security is very important to our daily lives. The data encryption system can help us to protect the security of personal information. This paper mainly introduces the hardware and software design of the lower computer of data encryption system,...

Aiming at the non-stationary and nonlinear characteristics of fan vibration signals, a method based on time domain signal analysis combined with the improved k-mea ns clustering algorithm is proposed. In order to estimate the fault types, peak to peak values of several typical fan fault signals, Hurst...

This paper presents the tensile behaviors of Head-Splice Sleeve (HSS) connections after the experience of the low level of repeated axial stresses. HSS is a mechanical connection which was developed to be used for bar connection in precast concrete element. As a required structural capacity of HSS for...

The paper proposes a kind of data index structure - the hiberarchy index tree to implement joint inquiry, this structure can expand the search range and has the ability to quickly query. The experiments confirmed that the proposed the hiberarchy index tree can create spatial index, implement a direct...

As operational capability of the weapon system can be varied with each fire, it proposes operational capability evaluation method for the weapon system, afterwards it proposes operational capability evaluation method for the weapon fire taking the impact indicators such as single target detection probability...

Based on the modern battlefield electronic reconnaissance, a realization method of netted radar signal sources number estimation subsystem is presented. The cyclic correlation function of linear FM signal is deduced in this paper, and the function is used to estimate the number of signal sources. This...

The paper mainly designs the banknote withdrawal system of supermarket automatic change machine. The system mainly includes the banknote box, banknote separation, banknote flow path, laser thickness gauge, fault separation switch, waste banknote collection box. The system mainly uses the method of fiction...

Kiwifruit seedlings of two cultivars 'Watt' and 'Hayward' were used as materials to compare their antioxidant enzyme activities under 100 mmol·L-1 NaCl stress. The results showed that under salt stress, and superoxide dismutase (SOD) activity in both cultivars leaves were all showed an upward trend;...

This article examines the reasons for gatherings of mountain areas; the relationship of malfunctions of the technical systems of the wagon; proposals for the detection and elimination of the causes of their formation

The recovery of vanadium with calcium fluoride in sulfuric acid medium was put forward from vanadium titano-magnetite in order to enhance the leaching efficiency of vanadium and reduce the environmental pollution. The main factors, leaching mechanism and kinetics analysis of vanadium from vanadium titano-magnetite...

Crankshaft assembly, as one of the most important parts of the engine, always suffers many kinds of cyclic loading during service. Due to the higher requirements for dynamic property of mechanical system, it is necessary to work on multi-body dynamics simulation of crankshaft assembly quick and accurately....

In this paper we investigate another type of pseudovectors: the curl of vector field. The definition of curl is introduced and its transformation property under space rotation and inversion is thoroughly investigated.

The type of weed grows will be in accordance to the agricultural condition. Weed composition in high land is dominated by species diversity yet low number of individuals. In low land, however, the individuals are dominant but low species diversity. The research aims to find out weed community composition...

Indonesian urban areas are formed by the formal and informal pattern of settlement. Kampongs are a typical feature in the urban settlement, which are often misled as slum areas; therefore, it is important to see whether kampongs are sustainable or not. The research selects four thematic kampongs based...

This research purposes to analyze the effects of self-efficacy on the Competency of Cadets in Surabaya Aviation Polytechnic. This study uses the quantitative approach. The researcher decided to use a polytechnic institution located in Surabaya namely Surabaya Aviation Polytechnic which has competence...

This study presents the design, implementation, and evaluation of a novel web-based Ground Control Station (GCS) application for real-time monitoring of quadcopter Unmanned Aerial Vehicles (UAVs). The research addresses the operational limitations of traditional desktop-based GCS applications, such as...

At-site peak flow analysis is an important assessment used for estimation of peak flow magnitude in various return periods at a given location. In this paper, peak flow frequency analysis is carried out at Orkhon hydro-station in the Orkhon River of Mongolia based on observed daily flow data between...

This study aims to compare the corrosion resistance of normal reinforced concrete (TSNOR) with reinforced concrete in which 5% of the cement is partially substituted using pozzolan ash (TSPOZ), rice husk ash (TSRHA), and coconut shell ash (TSCSA). The test specimens were concrete beams with a water-cement...

A Radio Repeater System (RPU) aims to establish communication between transmitters and receivers when obstacles are present. The primary issue faced by the Repeater System is the problem of frequent jamming disturbances in its input section. Jamming disruptions can lead to communication breakdowns, ultimately...

Human emotions are essential to recognize the behaviour and the state of mind of a person. Emotion detection through speech signals has started to receive more attention lately. Living alone could be hard for some people due to the lack of social interaction, as they might develop a series of negative...

In response to the current situation where the assessment of safety status in highway construction sites lacks quantification and dynamism, this paper first analyzes the factors affecting the safety status of highway construction based on the characteristics of highway construction. Based on the Analytic...

This paper examines the design and application of low-speed unmanned aerial vehicles (UAVs) by integrating aerodynamic optimization and advanced computational control systems. Despite their widespread use in surveillance, logistics, environmental monitoring, and disaster response, UAVs face challenges...

Power quality issues and drive performance under dynamic conditions are the major concern in traction. This paper proposes an active front-end converter (AFEC) fed 6-ϕ voltage source inverter (VSI) driven induction motor (IM) drive for traction. The AFEC at the 1-ϕ grid side and 6-ϕ VSI at the induction...

Smart wearable devices are a prominent topic in contemporary scientific research. Significant advancements have been made by researchers in leveraging 3D printing technology for the production and manufacturing of wearable smart devices. However, numerous challenges still exist in their widespread industrial...

With the continuous advancement of technology and the growing demands of the market, embedded devices are playing a central role in cutting-edge fields such as industrial manufacturing, the Internet of Things (IoT), intelligent driving, and healthcare. The market size of embedded systems is steadily...

In situ synthesis technology was used to synthesize the NiAl matrix composite reinforced by TiB2 which were fabricated by induction heating furnace in this work. Modern testing technologies were applied to analyze the microstructures of the products and the reaction process. The results showed that the...

China introduced the Energy Management Contract which is a kind of energy saving service mechanism based on the market to improve the efficiency of energy utilization and reduce the energy consumption. Through the Energy Management Contract mechanism, China can transform the original goverment behavior,...

For multi-target interference reference unit in the process of target detection unit, presenting a new CFAR al-gorithm. The algorithm based on the history of the selected reference samples respectively weighted recursive estimate clutter power level. Simulation results show that weighted recursive filter...

Vacuum tube is working in a very harsh conditions, a high requirement for structural reliability has to be put forward. The research method of structural dynamic characteristics analysis was discussed in this paper, and the method combined finite element simulation and random vibration test is used to...

Since sufficient raw material supply and renewable energy development demand are available, fuel ethanol made of lignocellulose has very broad prospects for development. In the paper, straw is regarded as research object to study the influence factor of organic solvent pretreatment on straw enzymatic...

t is very important for reasonable analysis of complex workflow model based on Petri nets. Based on the four basic models, the complex workflow model is simplified by equivalent layer. According to the equal servicing time formula of series model, parallel model and selection model, calculate the simplified...

Abstract. Objective: To observe the impact of the blood sugar control levels of gestational diabetes mellitus on the maternal and infant outcomes. Methods: We select 78 cases of GDM pregnant women from August 2013 to August 2014 in our hospital, and they are divided into satisfied and not satisfied group...

Filter aids have been widely used in air filtration system in order to fulfill the needs to expand the lifespan of the fabric filter as well as to improve the collection efficiency of particles during filtration and separation operations. The efficiencies of PrekotAC that consists of a different combination...

In this paper, the author designed the TVOS intelligent terminal network security scheme. The scheme takes hardware security as the underlying support layer, and it connects the kernel layer of TVOS operating system, component layer, and the execution environment layer and application framework. Thus...

Currently, it is difficult to detect the overheat faults of high-voltage disconnecting switch and send out early warning signals effectively and immediately. Hence, an early-warning model was built by using radical basis function (RBF) neural network. The model takes three factors into consideration,...

To study on optimal conditions for extracting the higher content of total alkaloid from Actinidia arguta fruits, the effects of ethanol concentration, temperature, time and solid-liquid ratio on extraction efficiency total alkaloid were explored. The results showed that the optimum extraction conditions...

Compared with the two level voltage source,the modular multilevel converter (MMC) adopting the modular design dose not have the disadvantages such as the direct series connected Insulated gate bipolar (IGBT),high generation of harmonics,etc.MMC is currently studied and applied in high voltage and high...

Coumarins are oxygen-containing heterocyclic compounds, which is an important type of compounds in the discovery of bioactive molecules. Some work on the synthesis of bioactive coumarins has been done by other groups. Meanwhile, many synthetic methodologies have been put forward to construct skeleton...

In the long river of history, the old industrial area unique architectural vocabulary carries unique brilliance of every city in the industrial age . In the respect of history industrial heritage should be better integrated into the development of the city at the same time, this is a problem that need...

In this article, the process model of an active vibration isolator including the secondary path and the primary path are developed based on state space theory and NR-LMS identification method. The frequency response functions from the identified model and the experiment are compared, The results indicate...

With the rapid development of China's economic construction, construction, water conservancy, mining, railway, highway, etc. are also changing rapidly, the number of high slope gradually increased; the scale is also expanding, so the slope reinforcement technology of cognition and use is very important....

Aiming at solving the problems on dynamic occlusion of complete denture in the field of dental restoration, this paper presents a computerized system from the viewpoint of integration of related disciplines. Firstly the displacement matrix of mandibular movement on Hanau articulator is established by...

This paper designs a new irrigation system for greenhouse based on Internet of things (IOT) which realizes intelligent control to the water pump. This system consists of ZigBee module, soil moisture sensor, controlled circuit, remote control unit, mobile, computer, AC contactor, pump, display circuit...