Advances in Engineering Research

Aiming at the problem of Q value update is slow for traditional Q learning algorithm in complex unknown environment, resulting in low learning efficiency and low real-time performance of mobile robot. A Reverse Double Linker Q (RDL-Q) learning algorithm is proposed. According to the state trajectory...

The paper introduces the detailed derivation and design procedure for class-E DC-DC converters operated at very high frequency. Design formulae of the converter are derived. The converter features zero or low dv/dt at the turn-on and turn-off instants of the switch in the inverter and the diode in the...

The determination of safety thickness of overlying strata is the prerequisite for the treatment of mined out areas. Taking the mudstone of the Cenozoic Pleistocene as the upper bound of the model and the 1# coal seam floor as the lower bound, the stress and strain of overlying strata under goaf span...

The current greenhouse control system has the problems such as the expansion is poor and the degree of intelligence is not high and so on. Based on the analysis of the characteristics of zigbee wireless sensor network, the hardware and software of the greenhouse measurement and control system are designed...

In order to make full use of the pure electric bus fixed route characteristic, this paper analyzes the correction algorithm of dynamic vehicle location that based on self-adaptive Kaltman filter. A method of curve and ramp recognition based on vehicle driving position and line features is proposed and...

The surface texture of aggregates has an important influence on the amount of aggregate adsorbed asphalt and the adhesion properties between asphalt and aggregates . The purpose of this paper is to select appropriate methods to characterize and measure the surface characteristics of aggregates. To this...

In order to solve the production of equipment failure, repair is difficult, inconvenient maintenance, positioning and lack of knowledge base of intelligent judgment system, and put forward a method of intelligent industrial equipment repair. The method is by machine system, broadcasting system, lighting...

To construct the Vlgr1 plasmid containing the functional domain, provide experimental material for the study of Vlgr1 - mediated signaling pathways and hydrolysis mechanisms. Methods: Primers were designed according to the gene sequences in the Gene bank, the DNA sequences of different domain regions...

Communication contains two dimensions, verbal and non-verbal. Non-verbal communication behavior was evaluated using the feature extract calculation of the Gray Level Co-Occurrence Matrix (GLCM). Extraction formula consists of feature, contrast, energy, entropy and homogeneity at rotation 00, 450, 900...

This study proposes an ultrasonic guided wave-based method for internal defect detection of post insulators. Signal quality is enhanced using Empirical Mode Decomposition (EMD) and wavelet denoising, while defect classification is achieved through a Convolutional Neural Network (CNN). Experiments confirm...

Self-Compacting Concrete (SCC) is an innovative concrete which firstly, developed in Japan. This type of concrete has an ability to flow under its own weight to fill formwork completely and does not require vibration for placing and compaction. This research studies the effects of percentages of fly...

Traditional emergency communication system cannot meet the status of emergency communications needs. In accordance with the requirements of the establishment of a reliable, flexible and robust emergency communication network, this paper introduces in detail the emergency communication network, the design...

The main factors of dynamic reactive power output are analyzed theoretically in this paper. A dynamic reactive power control strategy based on local voltage signal is presented. Monitoring the high side voltage online, the power unit which high side voltage is conformed to the preset criterion, is selected...

In order to improve the research level of the intelligent traffic surveillance system, this paper presents a new hierarchical trajectory clustering algorithm in view of the features of trajectories in entrances and exits of freeway. The validity of trajectories is judged by means of the length of trajectories...

Layered braided composite is widely used in structures. The mechanical analysis of this material is more complicated than that of laminated plate composite materials, so the accurate solution of structure made of this material is fairly difficult to obtain. In this paper, a simplified FEM model is used...

Turpentine oil is one of the most important nature essential oil of the world and it is particularly rich in China. -pinene is one of the principle components of turpentine oil. Turpentine has a high application value, but more applications are prepared terpene resin by polymerization. This paper reviewed...

As municipal organic solid waste problems become increasingly serious. According to the actual engineering situation, taking into account the social, economic, technical, environmental factors and so on, which is imperative to select waste treatment technologies. In this paper, based on the relevant...

Electromagnetic transmitter is an important part of controlled source electromagnetic sounding system. To ensure that the receiver obtains a signal with high SNR (signal to noise ratio) at sufficiently large depth with high accuracy, a large power transmitter is required. In China and abroad, the high-power...

The problem of shortest path solution belongs to the classical algorithm problem, the Dijkstra algorithm has wide research and application, but there are still some shortcomings in practical applications. First of all, in order to solve the problem of low efficiency of Dijkstra algorithm, this paper...

In view of the formation characteristics as the high viscosity and the high permeability of offshore heavy oil reservoir, simulation of artificial core was developed. The indoor physical simulation experiments under the offshore oil field reservoir conditions were conducted. The effective viscosity of...

In this paper, the clustering analysis is used to distinguish bearing fault pattern. Some time domain feature parameters are extracted from vibration signal, and the combination of three feature parameters are chosen from these feature parameters for the clustering analysis. The Euclidean distance is...

In order to study the response characteristics of the wind turbine drive system gear fault in its electrical signal in the stator theoretically, on the basis of considering the gear mesh stiffness change and simulating the broken gear fault characteristics, building the gear vibration dynamics differential...

The paper gives the results of studies devoted to determining the degree of influence of the traffic flow on environmental situation near trunk road areas in Omsk. The research was conducted in accordance with the methodology presented in GOST R 56162-2014 [xx], which allows calculating the amount of...

With the rapid development of information technology and the Internet, online learning in university computer laboratory has become more and more popular, which spurs close connection between diverse teaching activities and computer. However, the web system in university computer laboratory tends to...

Time synchronization is important for Zigbee node. This paper takes advantage of the advantages of TPSN and DMTS synchronization algorithms. The integrated algorithm has lower complexity and lower energy consumption. It can be easily applied to a real wireless sensor network.

At this era of globalization, air transport is at its peak. The purpose of this research is to review how airline in Indonesia able to survive for the sustainable air transport, therefore the potentials can be identified to develop by the airline in the future constantly. The focus of this research is...

Nanoparticulate titanium dioxide were synthesized via homogeneous precipitation assisted by microwave irradiation.The powder was characterized by X-ray diffraction(XRD), Scanning Electron Microscopy(SEM), Differential scanning calorimetryand thermogravimetric analysis(TG-DSC), Roman spectra and Transmission...

Nurses play an important role in the implementation of services, especially in the health sector. This service requires nurses to carry out professional nursing care in improving the quality of service. This professional nursing service is supported by the knowledge and competence that comes with caring...

Programming is a course that is considered quite difficult for most students. Students are required to have abilities in all processes. Computer programming skills require a lot of practice through lab work assignments. Managing and assessing results of a student’s lab work assignment is complex and...

The high demand for rail transportation services has encouraged the development of research in the field of railways. In the operation of trains, telecommunications has a vital function because it is related to passenger safety. The high speed of train operation requires a telecommunication system that...

The Transformer model holds a pivotal position in NLP (natural language processing), demonstrating significant advantages in text generation tasks. This paper explores its applications and recent advances across domains. First, multimodal and syntax-controlled text generation approaches are introduced....

Cooling systems for vegetables and fruit in tropical countries are essential for improving post-harvest quality. However, in Indonesia, these systems still pose a significant cost burden. Therefore, an efficient, low-cost, and environmentally friendly system is needed. The purpose of this study is to...

Road traffic accidents (RTAs) happen more often in developing countries such as Bangladesh than in developed countries. Bangladesh's national highway crash scenarios are diverse with six seasons: Grisma (Summer), Barsha (Monsoon), Sharat (Autumn), Hemanta (Late Autumn), Shit (Winter), Basanta (Spring)....

The zinc based coating weight and thickness under different protective atmospheres and zinc bath chemistries were studied in laboratory by HDPS (hot dipping process simulator). The results show that, the coating had a good adhesion on matrix with no leakage and micro crack, the binder course of coating...

In this paper we consider the supply side of credit for Small and Medium enterprises (SME). Several studies have been done regarding the demand side. In this paper a survey of banks in Pakistan was done. We categorized those banks into different segments. We want to see how the banks perceive the Small...

By applying emotion analysis on the n etwork text, enterprises can obtain the user experience and the Government can get public opinion, which is helpful for the two to take corresponding measures. This paper studies the technology of text genre classification first. A corpus needs to be built, so that...

This paper proposed an interactive tooth segmentation method based on Geodesic which aims to solve the inaccurate problem of segmentation in dental model for irregular teeth case. The features of the teeth are automatically acquired according to the prior knowledge. Then based on those features, the...

The inductance gradient is one of the most important indexes to evaluate the performance of the electromagnetic railgun. It has important theoretical and practical value to research the inductance gradient and its influencing parameters. According to the Biot-Savat's law and the principle of virtual...

The Multi-Channel Temperature inspection has been designed based on MSP430g2553 and temperature sensor. Through the MCU control peripheral circuit automatic inspection of 4 channel temperature is realized, and the results are displayed on LCD12864. How to design the temperature inspection including hardware...

Based on the study of combined cooling, heating and power (CCHP), this page constructs penalty function under the constraints of energy saving and emission reduction. It is a overall optimization system combining energy saving effect, emission reduction effect and economic effect in CCHP system in the...

The general multi-tiered admission control strategies restrict the system throughput for two reasons. Firstly there is no consideration on the dependency between every tier, and secondly the strategies have the delay characteristic. In this paper, a 2-level fuzzy admission control algorithm is proposed...

At present, air pollution becomes coordinated development of Beijing-Tianjin-Hebei area major issues. This paper studies the Beijing-Tianjin-Hebei regional air quality issues. In view of the Beijing-Tianjin-Hebei 13 city air quality data, the data properly filtered, by finding and analyzing data, eventually...

Based on CIE1976 L*a*b* uniform color space, 54 peridot samples' color were measured under D65 light source. The component analysis results showed that all samples are forsterite and chrysolite. It showed that with the increase of Fe2+, peridot's color turns to yellow. But Fe2+ has no significantly correlation...

LiMnBO3/C composite material was prepared by a rheological phase reaction method and successive annealing procedure. In the synthesis procedure, citric acid was selected as carbon source. The electrochemical tests showed that the LiMnBO3/C could greatly improve the discharge capacity, rate capability...

At present, with the development of economy, people's standard of living is becoming more and more high, every family on the number of vehicles is also becoming more and more, it has created the problem of parking space nervous, and parking difficult to have such a situation in our country, not just...

“GPRS wireless indicator diagram oil yield measurement collection and transmission system” is a high-tech product integrated with advanced computer technology, micro-signal sensing technology, EMC technology, data information processing technology, low power consumption technology and internet communication...

The performance In GaN/GaN multiple quantum wells solar cells on a patterned sapphire substrate (PSS) was investigated. Compare to the solar on a planar substrate, the In GaN/GaN multiple quantum wells (MQWs) solar cell grown on PSS exhibited a higher performance, with the conversion efficiency ( ) rising...

With the development of science and technology, more extensive use of electromagnetic spectrum will make radar environment become more and more complex. So radar should develop towards intelligent direction and clutter modeling needs to be more accurate. In this paper, based on SIRP principle, we research...

We analyzed the seasonal variation, horizontal distribution, vertical distribution and background value of cyanide in the bay mouth of Jiaozhou Bay in 1983. Cyanide contents in the bay mouth were changing a lot by means of vertical water’s effect. Cyanide contents in both surface and bottom waters were...

The N2-fixing microbial azotobacter and the CO2-fixing bacteria have been discovered and researched. However, few has been reported so far that can fix CO2, N2 simultaneously, while taking CO2, N2 as microbial carbon and nitrogen sources, respectively. This has been called Facultative CO2 and N2-fixing...

In this study, we investigate a kind of Duffing type -Laplacian-Like equation. Some new criteria for guaranteeing the existence and uniqueness of periodic solution of this equation are given by using the Manásevich-Mawhin continuation theorem and some analysis techniques. Our results improve and extend...

Room decoration is the recreation activity carried out by the architect in a given building space. It is the treatment for the interior space provided by a building, and specifically, it refers mainly to the ceiling, wall and floor in enclosed interior space. The paper focuses on the application of building...

In order to solve the problem that no suitable technologies are available for the sludge removing of rainwater storage tank，a novel set of sludge discharge regulator has been designed, its principle is explained, its structures and components are introduced, the working conditions are analyzed. The analysis...

Development of prescription solutions using plant additives based on the principles of combinatorics is promising in the food industry and is widely used. Studies of the health of the population of Russia, the structure of nutrition, the body's food substances, conducted by the Institute of nutrition...

The article reveals the importance of the role of diesel fuel (DF) in Russian economy. In this regard, the quality of diesel fuel should meet European standards, according to which especially high requirements are imposed on the content of organic sulfur compounds in diesel fuel. It is shown that the...

Along With the accelerating aging process of china, the number of the elder continues to increase, and the development of the elder garment industry is imminent. However, with the rapid development of science and technology, the fabric of elder clothing is still unable to satisfy the actual needs of...

Flange at the end of steam line in the Co coking joint unit became invalid in a normal operation at a petrochemical corporation. The failure mechanism was fatigue fracture failure by means of gasket macro analysis, chemical composition analysis, metallographic analysis, fracture analysis and energy spectrum...

In recent years, China sees an increasing number of mine closures year by year with the continued exploitation of resources in many regions in China, and it is followed by some groundwater pollution and environmental problems caused by mine closures. This paper studies a series of Hydrogeological effects...

Accurate and rapid control of the temperature of electric heating furnace in industrial production has important practical significance and application value. In this paper, the electric heating furnace temperature control system is designed based on C51 microcontroller, equipped with temperature sensors,...

The cement fineness is a determining factor in product quality. Estimating this variable in real-time can be extremely useful to maintain the desired characteristics of the product during the cement grinding process, which will also allow a significant increase in the system energy efficiency. This paper...

Increased needs and technology in the New Capital City (Nusantara) development project resulted in a demand for an increase in the quality of human resources. One of these quality improvements is the use of Building Information Modeling (BIM) in non-simple buildings with an area of 200 m2 and above 2...

Shuji Lake Lembak is one of the natural attractions with a lot of historical and cultural value, which is in Lembak Village, Kec. Lembak, Muara Enim Regency, South Sumatra Province, Indonesia. However, it is miserable that the current promotion of Shuji Lake Lembak tourism is carried out only by the...

To reveal how the community space affects the satisfaction of urban seniors in daily slow traffic trips, the existing customer satisfaction index model is used to construct a slow traffic system aging evaluation system and put forward relevant hypotheses. Taking Kunming as an example, we describe and...

On the reliability of failure data, this paper provides wide ranges of theoretical method, and determines the effectiveness of those methods about rolling bearing. Under the reference standard based on the empirical value of medium rank, the veracity about those methods apply to rolling bearing would...

Numerical or model test is a main way of understanding failure mechanism of slope or landslide. Practical test is often limited by cost, time and difficulty in determination of material similarity ratio, which don't lie in numerical one. This paper develops a simulation system of slope or landslide virtual...

Zn-Ni alloy is a promising peeling layer of ultra-thin copper foil with carrier support due to its good binding properties with copper matrix. We present here our recent work on the electrodeposition behaviors of Zn-Ni alloy peeling layer on ultra-thin copper foil with carrier support by cyclic voltammetry...

This experiment was designed to assess the recovery of nutrient from aquaculture pond effluent by lotus (Nelumbo nucifera) and cane shoot ( Zizania latifolia) cultivation field based on the pit-testing experiment .The results showed that under retention water management, the recycling rate of cane shoot...

Taxi is an important means of transport in our life. With the development of the society, a taxi is convenient or not and its price may have a direct impact on the passenger's ride experience and the quality of life. There is no denying that it is necessary to discuss how to set prices, etc. In Model...

Herein there are the results of study of mechanical and chemical degradation of water-soluble flocculants under ultraviolet and ultrasonic irradiation. Experimentally it was found that the rate and degree of these processes can be evaluated by the change in viscosity of the solutions. The definition...

In this paper, a new kind of methods, using magnetostrictive ultrasonic guided wave technology, is introduced to the health detection of round steel used in industry of power system. Based on the magnetostrictive principle, designed a magnetostrictive guided wave sensor. According to the characteristics...

In order to control the food safety risk about meat products effectively, the government supervision and spot check data need to be collected about meat products in recent years. Then unqualified occurrence circumstance of different-category meat product was analysed. On the combination of government...

The system of robot virtual operation training requires effective soft-tissue organ models, of which the shape and size shall be obtained according to patients’ medical image. The way of cutting required organ image from CT scans with noise background is essentially important. This paper proposes a kind...

This paper analyzes and discusses the flue gas denitrification technology in the application of sintering flue gas,combining the characteristics of the steel industry sintering flue.To 400m2 sintering machine,study on sintering flue gas ozone oxidation simultaneous desulfurization and denitrification...

With the deepening of marine oil development and the rapid development of marine oil transport and oil industry, marine oil spills become common, causing serious environmental pollution and economic losses. Therefore, for the sudden oil spill incidents, the rapid and effective measures are able to reduce...

Dual-stator toroidal motor is a new style of motor, it integrates power and drive. The electromechanical coupled model is built based on the operating principle of the motor. The transfer function of the motor system is derived. In consideration of the response characteristic of toroidal motor, a speed...

In this report, we describe a simple two-step electrodeposition method to synthesis Mn2O3/electrochemically reduced graphene oxide (ErGO) nanocomposites on the surface of Ni foam (NF) and used as the electrode of supercapacitors (SCs). The scanning electron microscope (SEM), characterization had shown...

This paper proposes a method to compare the marks of two bullet heads. First of all, the correction algorithm of the bullet head marks and the denoising model of the matrix low rank decomposition are proposed for the translation and rotation errors of the measured data. Finally, the method to compare...

ZnO seed layers have been deposited on ITO substrates by pulsed laser deposition (PLD) at different substrate temperatures. The crystalline structure, morphology of ZnO nanowires were characterized by X-ray diffraction (XRD), atomic force microscopy (AFM) and scanning electron microscopy (SEM). The effects...

For the remote control of multi-channel high power LEDS, a high-precision LED current control system is proposed. A microcontroller system based on STM32F217ZET containing a four-channel high power LED driver circuit based on LT3755-1 was designed. The high-precision current control compensation algorithm...

The tremendous wave transit velocity difference between salt rock and its surrounding rock causes seismic reflection distortion for formations beneath it on seismic section in time domain, leading to fake structures and fake faults to be interpreted. By the aid of forward modeling, effects caused by...

For simple plastic injection parts of mobile phone shell, in order to reduce the warp of the injection molding and the number of test mold in design process, this paper takes a mobile phone shell for example as the analysis object, using SolidWorks software to address the Three-dimensional modeling of...

The port of Kuala Bubon, as the maritime axis of the west-south part of Aceh, is one of the crossing ports to connect community activities in West Aceh Regency and its surroundings to Simeuleu Island. Every year, both the demand for goods and passenger departures are increasing every year. Currently,...

A screw conveyor type of pig feed mixing machine was designed, fabricated, and evaluated. The machine comprises the following major components; hopper, frame, mixing chamber, Mixing bar, screw conveyor chamber, screw conveyor, shaft, Electric motor, and pulleys. The uniqueness of this screw conveyor...

This paper mainly introduces the current paper artifacts cleaning technology, pointing out the drawbacks and damage of traditional craft. Introduction of supercritical carbon dioxide (SCCO2) and its application. The use of SCCO2 between the gas and the special nature of the liquid, SCCO2 for the cleaning...

Rheological properties of poly(vinyl alcohol) (PVA) at various concentrations in aqueous medium were studied. The optimal concentration of PVA to obtain high solid content with low viscosity was determined. Films with different concentrations of PVA in aqueous solution have also been prepared. The influence...

In this paper, high voltage high power insulated gate bipolar transistors (IGBT) were fabricated with the passivation layer by photosensitive polyimide (PSPI) process. The PSPI was spin coated on a silicon substrate. The soft bake conditions were firstly discussed. In consideration of thermal properties,...

Environmental worthiness is one of the most important and basic performance of CNC system. This paper analyzes the environmental worthiness technology system of CNC system firstly. Following, an improved scheme on environmental worthiness technology system of CNC system is put forward. It is significance...

Applicationof computer and WEB technology already become the inevitable demand of teaching administration modernization of university. In this paper the author expatiates detailedly on main application of computer and WEB technology in teaching administration of university, at the same time probes into...

The gas dynamic features of Unmanned Aerial Vehicle (UAV) cause flight attitude control error in aerodynamic disturbances, it need for stability flight control design of UAV, to improve the UAV flight stability property. Under the condition of large disturbance, the uncertainty of parameters of flight...

Currently, the efficiency of medical image fusion algorithms at pixel level is not very high and the algorithm is limited in the traditional one. Directing at the limitations, this paper put forward the improved algorithm and the multi-layer image fusion algorithm creatively, aiming at improving the...

This work presents the field and experimental studies conducted in China Three Gorges University, Yichang City, Hubei Province that reveal the distribution of inorganic phosphorus in four vegetation concrete samples and one natural forest sample. Several results of these studies have general application...

Since the invention of Gunpowder in 1860 by Alfred Nobel mining industry was in need of initiating devices which helps in increasing blast size, improve safety during charging & blasting operation, as well as explosive performance. From Plain detonators & Safety fuse system to Shock-tube initiation system,...

The complex electromagnetic environment will interfere with the performance of telemetry equipment, and the interference can not be directly observed and identified. The state of the data mining equipment is subject to the problem of electromagnetic interference, the use of support vector machine method...

The laboratories are an important part in university because the quality of the facilities and their management of the laboratories would directly affect the quality of teaching and research of the institution. The functional modules have been developed, based on a functional analysis of the characteristics...

The development of virtual simulation and BIM in railway industry has increasingly become a trend. The method of 3D digital modeling is important in design and construction, but the current study of track structure modeling is not accurate enough, and the species are not comprehensive. This thesis was...

In this paper is proposed a HPC system running with an RTOS that is aware and monitors the health of the platform. On the system, an application for disaster management is running. The application can be executed with different QoS depending on the situation. We defined two main situations normal execution...

This paper proposes a parametric density model under a maximum likelihood framework. One may set different exponential parameters, based on the kurtosis properties of the desired signal, to match different possible signal distributions. In contrast to traditional techniques, the proposed signal separation...

Raw coriander, which is mainly produced by the Russian Federation, contains 1.62-2.40 % of essential oil and up to 28.5 % of fatty oil. Essential oil is a product of coriander seeds processing, in which the content of the most valuable component linalyl ester (monoterpene monoatomic trisubstituted carbinol...

In this paper, for purposes of airspace planning, by the theory of statistical-probabilistic and theory of traffic engineering a mathematical expression of the parallel airways based on the variable nominal distance and airspace planning parameters is given. By using the estimation formula proposed the...

In order to reduce the impact of network communication on networked control system (NCS), a networked model-free adaptive predictive control scheme is proposed for networked control systems with random packet loss in the forward and feedback channels. The data model based on the I/O data dynamic linearization...