Advances in Engineering Research

With the increasing of wind power installed capacity, the demand for power generation quality of wind power system is getting higher and higher. The magnitude of harmonic generation in wind power system plays a decisive role in the output power quality. Effective suppression of harmonics is a key indicator...

Excess fuel on board reduces payload and increases fuel burn. In order to reduce fuel consumption, the optimization of fuel policy is one of its technical. In this paper, a statistical method to fuel policy optimization with Minitab is studied. The QAR and flight plan data are used to analysis. As an...

This program mainly use the neurons in the main control board and six-axis acceleration sensor belong to Intel based on Arduino called Curie Nano to collect the gesture data. And after extracted the feature of these data, motion data training must be begun, then to recognize the relevant motion such...

In recent years, the wireless network technology has made great progress, including WiFi, WiMax, Bluetooth, ultra wide-band, 4G and so on. In order to reduce the interference between different wireless technologies and improve the utilization of wireless resources, this paper studies the unique characteristics...

According to the time-varying and nonlinear characteristics of rod-less pumping system with water as power, a fault identification method was put forward based on BP neural network. Through studying fault mechanism and vibration signal characteristics on pumping unit, the time and frequency domain feature...

The paper presents the core findings of a study aimed at therapeutic efficacy of domestic antiparasitics such as Inspector Total C and Helmimax on the basis of moxidectin used for etiotropic therapy and prevention of dirofilariasis in dogs. The dogs were infested by D. immitis and D. repens nematodes...

The article shows that more progressive strategies are those of the fourth generation maintenance and repair based on reliability and repair management (RCM/RBI analysis, riskoriented technologies) of technological equipment maintenance and repair (M&R) which have not found wide application in Russia....

Computer network information security is more and more attention in the national life, the reason: much important information is stored on the Internet, once these information leaks out will cause immeasurable losses. The network information will leak out, on the one hand, there are many invaders one...

The bio-oil from fast pyroysis of cornstalks was used as the substitute for phenol to synthesize resol resins as aln ideal candidate of wood adhesives. The effects of formaldehyde/phenol (F/P) molar ratios and bio-oil/phenol (O/P) weight ratios on rheology, thermal cure, thermal resistance and adhesion...

The recognition of critical nodes has important application value in the real world. On the one hand, it can improve the survivability of the network by improving their performance, on the other hand, they can also destroy some networks by deliberately attacking them. In this paper, DSF algorithm is...

For the geological disposal of high level radioactive waste, the repository boundary of fault zone may be an important channel for radionuclide migration to the biosphere. However, there are many problems in the field, such as the large area, complex geological body and limited drilling arrangement....

The paper expounds the design scheme of experimental platform, the serial storage module, LCD display interface, buzzer driving circuit and extend experimental performance of software experimental area was introduced in detail, put forward the innovative design for imaging electronics course teaching...

For the nonlinear robust control difficulty in the MIMO system, which has many uncertain parameters, the state extending and filtering robust control (SEFERC) is proposed. The uncertain nonlinear part of the MIMO is extend to the new state parameter and can be estimated. With the estimated value, combined...

With the development of railways and highways, the construction of the tunnel are increasing, then the number of tunnel fires is also increasing, resulting in a large number of casualties and economic losses. The research breakthrough point of the tunnel fire prevention measures are mainly in two aspects...

This study presents results of an experimental investigation conducted to investigate the axial compressive behavior of rope fiber reinforced polymer (RFRP) composite concrete. Natural fiber ropes such as coir, coconut and hemp ropes are easily available both in developing and developed countries. In...

In Indonesia, GHG emissions are expected to increase up to 1,751 MtCO2e in 2030. In parallel, as a response towards the Paris Agreement, the Indonesian government has made a commitment through NDC to reduce the carbon emissions by 2030. On the other hand, the Indonesian population continues to increase,...

The activated carbon (AC) electrodes were prepared by a two-step microwave-induced CO2 activation of OPS using bed temperature as control parameter. The electrochemical properties of the AC electrodes were investigated at room temperature by cyclic voltammetry (CV), galvanostatic charge-discharge (GCD)...

The carbon market is growing in quantitative and qualitative ways as climate change becomes a reality. Particularly, forests are recognized as carbon sink by the United Nations, and its role is drawing more attention as a cost-effective way of mitigating climate change. In Korea, the forest carbon offset...

The portable generator is a type of power supply system that contains a battery to maintain power to provide power to electronics in the event of a power surge or outage. This paper presents energy management system for a portable generator uninterruptible power supply using LiFePO4 battery and smart...

Dyslexia is a neurodevelopmental condition characterized by persistent difficulties in reading, numeracy, and problem-solving skills. Although there is no specific medication to cure dyslexia, various intervention strategies have been developed to enhance affected individuals’ learning abilities and...

This paper focuses on the safety of building structure in shallow-buried section of complex geological tunnel, and takes Banzhulin Tunnel of Xubi Railway as an example, and analyzes the impacts of tunnel construciton on the surface building structures in shallow-buried section using the Midas GTS NX...

The instability in compressive strength caused by variations in raw material gradation has emerged as a pressing challenge in dry-mixed concrete brick manufacturing. To achieve stable and enhanced compressive strength, this study focuses on granite aggregates used in dry-mixed concrete. Leveraging fractal...

As the feature size of semiconductor devices continues to approach the physical limit, the impact of wafer surface cleanliness on device performance becomes increasingly significant. Especially in advanced processes below 7 nanometers, single-atomic-layer contamination can lead to a sharp increase in...

The article is devoted to an overview of modern challenges and changes in the field of both the legislative framework and in matters of ensuring the energy efficiency of electric machines. The main methods of increasing the efficiency of electromechanical converters and new types of materials used in...

In 2021 the consumer complaint service at the Ministry of Trade in Indonesia recorded those 95.3% or 8,949 consumers made complaints in the e-commerce sector. This condition increased 10 times compared to the previous year. The results of a survey conducted by shopback found that 62.9% of consumers felt...

Aiming at the problems of different standards and incomplete index coverage of urban rail transit evaluation system, combined with relevant standards and norms at home and abroad, a service level evaluation index system was established from the perspective of the whole process of passenger urban rail...

Botswana is a semi-arid country hence encourages the growth and propagation of various vegetation including family Leguminosae (Fabaceae) such as Prosopis mesquite which was initially introduced in Botswana to combat desertification and provide fodder but has however become a problematic specie which...

3D bioprinter is an emerging interdisciplinary technology, which offers a new plan not only for the functional materials, ( droplets, drug delivery, organ regeneration, tissue engineering), but also for the new artificial vessel called 3D vessel bioprinter. In this paper, we developed a theoretical proposal...

The purification effect of the blow wash method, low thermal air blow wash method, vacuum method and alcohol cleaning + blow wash method for helium mass-spectrometer back pressure leak detection were researched and compared. It is found that these four purification craft will not accelerate the helium...

Many important reasons influence the organization needs of adoption change as strategic decision. Among this reasons the internal and external forces that inforce organization to find new ways to improve performance on both organizational and individual levels. By applying change, the organization need...

The rough set theory, introduced by Pawlak in 1982, is a formal for dealing with the uncertainties. But it cannot directly deal with the uncertainties with order structure. The lattice theory, introduced by Peirce and Schr$ddot{o}$der towards the end of the nineteenth century, is a mathematical tool...

An anti-bias passive localization algorithm is proposed to solve the problem of single motion platform passive localization based on bearing-only for fixed emitter target when system bias exists. Bearing difference measurements are constructed through analysis of bearings-only measurements. After linear...

Chunk Grammar, as the basic research in natural language understanding technology, is very important in language research area. In this paper FSA(Finite State Automaton) technology was introduced to parse chunk in order to simplify the parsing procedure of the syntax and improve the accuracy of parsing...

Regional energy internet is the key to achieving multi-energy synergistic optimization and efficient use of energy at the regional level. This paper focuses on the multi-energy synergistic optimization of regional energy internet and constructs a model based on demand side responses, considering total...

Intelligent image recognition is a technique that enables image information to be digitized quickly and accurately. Optical Character Recognition (OCR) is an important technology in the field of application research such as machine vision and pattern recognition. This paper summarizes the background...

In order to detect the defects of inner and outer surfaces of thick-walled pipes, Rayleigh waves flexible transducer with non-equidistant comb is designed. Firstly, an optimization design method based on the concept of mutual admittance is proposed, and the amplitude frequency characteristics of Rayleigh...

Taking education as an example of discovery learning community to explore web2.0 environment design and build cloud learning platform. Based on the principles of SLL design, display SLL cloud learning platform system architecture, technology adoption Wordpress2.7 for supporting, relying on the "mix"...

The flotation separation behaviours of mercury (II) by sodium chloride-potassium iodide-octadecyl trimethyl ammonium chloride system were studied.The effects of different parameters,such as the dosages of KI and octadecyl trimethyl ammonium chloride(OTMAC),vari- ous salts and acidity etc. on the flotation...

Output power of Photovoltaic generation system is influenced by temperature, humidity, solar radiation intensity and so on. The effects of three kinds of external climate conditions, including temperature, humidity, solar radiation intensity, on photovoltaic output power were anal sized in detail in...

This paper introduces a test for the dynamic split tension of fiber concrete. The dynamic-split-tension test, which used a Hopkinson bar, was performed for plain concrete, steel fiber concrete, and polypropylene fiber concrete. Test phenomena were described and analyzed. The effects of different fiber...

A laterally-driven MEMS inertia switch was designed, and its off-axis sensitivity was analyzed and evaluated. The dynamic response process was simulated by ANSYS finite-element model, which indicated that in the designed inertia micro-switch, the distribution of serpentine spring symmetry, the proof...

Least square support vector machine (LSSVM) algorithm is suitable for the data processing based on finite number of training samples to forecast the unknown data by a nolinear model. It has preponderance for solving the small sample, nonlinearity problems. Without prior information of sea waves and the...

In our study, computer graphics are discussed and they are collected by the image sensor with an analog electrical signal. During acquisition of image, 3D space is relative to the camera system of different viewpoints with the same goals, it will cause the target respect to the change in orientation...

In order to improve the comprehensive prospecting effect, wide field electromagnetic instrument system is used in Liaoning Benxi ore concentration area for large depth and high precision geological mapping experimental work, 2D inversion imaging work is conducted based on nonlinear conjugate gradient...

Over the past few decades, there has been large-scale land reclamation in the Hangzhou Bay, which inevitably has affected the hydrodynamics in the bay. In this study we set up a 2D hydrodynamic model based on Mike21 Model to investigate the changes of hydrodynamic in the Hangzhou Bay due to large-scale...

According to the requirement on load and glide slope of parafoil in practical engineering, the parameters of aspect ratio, span and anti-arcangle are computed and designed based on the known two-dimensional airfoil cross-section of parafoil. Firstly, with finite volume method to solve the Navier-Stokes...

In the paper, the methodology of creating a rational system of providing special vehicles, operating in the oil-and-gas sector, with spare parts is presented. As a result of the study, the criteria of effectiveness of providing with spare parts were determined. The method of rational distribution of...

Objecttive:According to the difficult in selecting parameter of SVM when modeling on the gas quantitative analysis,and existing methods need long time to finish,SVM optimized by improved grid search method was proposed to built a model to quantitatively analyse infrared spectrum of CO2 gas. Methods:We...

The foundation-structure of the building is an important research direction in the field of the geotechnical engineering . The pile foundation is the key research direction in the field of basic research, the pile foundation with its powerful bearing capacity is widely applied in engineering areas ....

Cloud point extraction was used with 1-(2-pyridylazo)-2-naphthol (PAN) as a pre-concentration step prior to UV-vis spectrophotometer determination of trace amounts of manganese in water samples. The process is based upon the formation of Mn( )/PAN complexes soluble in a micellar phase composed by the...

It is hard to program a traditional forest sub-compartment management with a long programming cycle and high energy input and lack of computer technology support, such, this paper presents a visualization technology of the sub-compartment management procedure based on WF. The paper, with the programming...

According to the problem of poor optimization performance and convergence performance of the current computer network’s optimal routing algorithm, this paper puts forward the improved quantum evolutionary algorithm based on computer network routing. On the basis of traditional quantum evolutionary...

Rock mass are naturally occurring construction materials which are subjected to in-situ stresses. In-situ stresses occur due to the weight of overburden and tectonic stresses. Prior knowledge of in-situ stresses is important before aligning the longitudinal structures in rock mass such as tunnels and...

First of all, this paper analysis the risks on the cloud calculation briefly, and then according to its own characteristics and traditional assessment method for risks lying in information security of cloud computing, it studies the of risk assessment on information security based on cloud computing...

In the design and operation in the field of ac power, reactive power is an important factor to consider. Reactive power in the power generation, transmission and distribution of three parties is extremely important, and it is also very important for the normal operation of the load. Based on SVG basic...

Based on the Mixed Excitation Linear Prediction (MELP) model, this paper presents a vocoder to obtain high-quality synthetic speech at 800 bps with 25% redundancy for channel coding. The vocoder parameters are designed and an unequal error protection method is proposed to improve the robustness over...

A fast method of aerodynamic computation (FMAC) is put forward for compound gyroplane. It combines advantages of the blade element momentum theory and the engineering estimation method. To fast obtain aerodynamic characteristics of the compound gyroplane, the FMAC simplifies the interface between rotor...

As for Highway, the paper put forward a kind of algorithm model via using the data from vehicle detectors in the fields and data of ETC and manual Charging system in Tolling stations. Based on it, the paper give off algorithm design and are implemented. The applications on road traffic management show...

The article analyses the formation of the transport corridor "Lensk - Mirny - Suntar - Nyurba - Vilyuysk - Yakutsk" in the territory of one of the north-eastern regions of Russia - the Republic of Sakha (Yakutia). The justification of the significance of the development of the transport corridor for...

One of the main characteristics of the quality of plywood is its environmental friendliness, which is characterized by the content of free formaldehyde. It is necessary to use low-toxic amino-formaldehyde resin for the production of plywood with a low emission of formaldehyde. These resins have a low...

In orderto analyze and evaluate the residual deformation of longwall goaf and its effect on new buildings, the stability of building foundation above the old longwall goaf was studied using the FLAC3D software. According to the results of probability integral method, the mechanical parameters of the...

The study was conducted to determine the increase in nutrient content and decrease in the lignin content of cocoa pod fermented with Aspergillus niger. The research method used was three treatments and four replications. T0 = cocoa pod fermented without the addition of Aspergillus niger, T1 = cocoa pod...

Remote medical monitoring system will be a sound health insurance system in China, enhance the inevitable development trend of medical services; the same time, achieve the optimal allocation of medical resources. Aiming at the current situation of domestic medical care and combining with the characteristics...

In order to facilitate the user to select the information, a RSS information push system for library information was proposed. The actual situation of the library was investigated. Combined with the recommended technology, the library information push platform was designed. The design of the information...

Relationship between daily travel satisfaction and individuals’ travel behaviour has been explored by the number of studies. However, previous studies were rarely to examine the effect of daily activity in conjunction with travel participation on daily travel participation. Using general descriptive...

This research aimed to develop English textbook for Early Childhood Education Program Students. The study utilized research and development (R & D) with questionnaire and interview as the data collecting technique. Questionnaires were given to the students of early childhood education program that...

Casuarina equisetifolia empty fruit has been utilized as activated carbon material because it is abundantly available in nature. The fruit was activated by metals hydroxide, namely potassium hydroxide and sodium hydroxide for dyes adsorption. The present work was aimed to evaluate the adsorption properties...

Observation was conducted in the surrounding Bintan Island Waters to collect the ocean surface current data including moored and stationary recording during first transitional monsoon (March-April). Tidal current pattern in all regions of Bintan Island (north, east and southwest) is simulated using 2D...

Personnel in security guard posts are protected from gunshots and explosives while on duty. Hence, compared to traditional prefabricated huts, these are called “Bulletproof Security Guard Posts.” The best way to secure access to high-risk locations, such as government buildings and military bases, is...

The playable street is an indispensable part of a child-friendly city. Taking “playability identification” as the orientation, the study explores street playability from the subject and object dimensions and groups index factors into different hierarchies via the analytic hierarchy process (AHP). Accordingly,...

Non-Destructive Testing (NDT) was used to assess the link between P-wave velocity and engineering parameters in weathered limestone near Batu Caves, Selangor. This study specifically investigated the relationship between ultrasonic pulse velocity (UPV) and rock uniaxial compressive strength, utilizing...

In tropics, a significant amount of energy is used for ensuring thermal comfort in buildings. The geometry of a building is a major factor in the early design stage, affecting not only the thermal comfort of occupants but also energy consumption and construction costs. The majority of studies on thermal...

The rapid advancement of digital communication has transformed public service complaint management, enabling citizens to report issues through platforms such as SMS, websites, and social media. In Semarang City, the LAPOR! system facilitates public complaint submission, requiring efficient categorization...

This study aims to analyze the influence of continuous professional development in supporting the professional development of learner teachers on the competence of VHST. To answer the problem, expose facto research was conducted. A sample of 99 productive VHST who took the teacher competency test in...

Concrete formwork technology and support system technology are important construction technologies in construction, and have been widely used in long-span projects. With the development of the construction industry, some construction projects are usually applied to tall concrete formwork projects and...

Research on design of the second generation of UIN Sunan Kalijaga’s UV fluorescence spectro-imaging system was done. The purpose of this research was to make a design of the second generation of UIN Sunan Kalijaga’s UV fluorescence spectro-imaging system as a development of the first generation. This...

Microwave drying is a dehydration process that is often used to preserve a food or material. In this study, sea bass leathers were dried by microwave technique. In order to improve the productivity, the microwave energy was applied to decrease the drying time. The sea bass leathers were dried to the...

In the field of measurement and control, spacecraft trajectories are known, in most cases you can use the spacecraft trajectories of spacecraft in terms of the motion brought by the Doppler effect. In the Doppler search range smaller conditions, based on cycle-related pseudo-code parallel acquisition...

The analysis and prediction of arch dam temperature is very meaningful to engineering maintenance and disaster prevention. Taking the arch dam temperature monitoring data as the research object, the ARIMA-RTA combination forecasting model is improved by using the ARIMA model's higher fitting capacity...

With the age of big data coming, it provides unprecedented development space to real estate assessment. It’s no longer difficult to gain massive, multi-source and multi-scale data. In order to extract effective knowledge and information, the enormous data not only need to be saved reasonably and normatively,...

Aiming at the high locating error and the underutilization of redundancy bearing measurement in Pyroelectric Infrared Sensor (PIR) location system, a novel method of bearing location based on Radial Basis Function Neural Network (RBFNN) is presented. After illustrating the region partition model of PIR...

This paper puts forward the passive and wireless SiCN temperature sensor in the applicability and necessity of the turbine engine internal environment temperature measurement. Using the principle of resonance frequency scanning tracking method based on perturbation to be the system test method, while...

Based on the food cold chain transportation, the problems of food cold chain logistics in our country is expounded. The Internet of things technology system can provide the feasible countermeasures for the food cold chain logistics.

Based on the meteorological and hydrological data collected from in Xiangxi River watershed during 1974 -2010,the mutation point of the sediment yield and precipitation were detected with the help of Pettitt test,accumulative anomaly analysis and double mass curve analysis . Meanwhile ,the proportion...

Avionics system presents a comprehensive, modular, network and other trends, with a high degree of resource sharing, data integration and software, highly intensive and so on. Integrated avionics system to ensure a high degree of information sharing, enhance the efficiency of aircraft task execution...

With the continuous development of Internet technology, means of network attack are constantly renovated. This paper mainly studies the technical characteristics of evading technology in data disguise, constructs a attack model with evasion technology using open source Metasploit and fragroute, and builds...

This paper takes "The research and application of scheduling clock synchronization system" science project of Jilin province electric power company control center. This paper develops a time synchronization management module based on VxWorks embedded system in the end station dispatching automation clock...

The WQ960 steel is high strength steel, which is widely used. The WQ960 high strength steel was welded by gas metal arc welding under longitudinal magnetic field. The tensile strength, impact properties and microstructure were tested by tensile test, impact test and metallograghy test, which were under...

The co-culture of microorganisms involves at least two microorganisms or more in an environment of confined conditions, which is induced by microbe communities that are ubiquitous in nature. Therefore the attentions of people are increasingly attracted to utilize the co-culture approach in many fields....

To investigate the performance of pile supported embankment, five key influencing factors are chosen for parametric study. The influencing factors include the peak length of pile cap, pile diameter, pile spacing, elastic modulus of pile and tensile stiffness of geosynthetic. The settlement at the embankment...

Reference to the domestic and foreign relevant technical data, the paper design and manufacture enamel materials with a temperature resistant shock resistance and acid resistance excellent chemical stability, research on microscopic morphology of the enamel surface by scanning electron microscope, the...

In the dynamic process of warship combat system alignment, the data of shipboard radar measurement at sea calibration object contains outliers with trend item, it can not simply be excluded based on some statistical algorithms. In this paper, an outliers excluding algorithm was proposed based on wavelet...

Community of complex networks has attracted much attention. For the problem, we propose a local heuristic genetic algorithm (LHGA). Mutation of LHGA is combined with local heuristic function from the perspective of networks dynamics and makes convergence rate of this algorithm expressively improved....

Tetrabutylammonium bromide (TBAB) aqueous solution could effectively absorb SO2. To well know effect of sulfur dioxide on the properties of TBAB mixtures, the viscosity of the tetrabutylammonium bromide aqueous solution and the mixtures containing SO2 and TBAB aqueous solution were measured. The results...

Air traveler require high reliability time to reach airport, especially for traveler with connecting flight. The airport access may not have an exclusive lane to support the reliability time. Therefore, this research attempted to make a map of the travel time to the airport from districts in airport...

This research aims to describe the local wisdom of nibung as Riau’s Mascot Flora. The survey method used in this research. The research method used included field observations, discussions and deeply personal interviewed with the local community in Baganbatu Regency, Bengkalis District, Riau Province....

National data on the number of poor people has declined. However, it still remains vulnerable. The existence of economic turmoil, such as crop failure and rising fuel prices can quickly add to the poverty rate of farmers. This research question relies on the fact that there are still many empirical studies...

Yacon (Smalanthus sonchifolius Poep p. Endl.) root is a source of inulin and fructooligosacharide (FOS) which potent as a prebiotic. Inulin and FOS hydrolyzed to glucose and fructans by inulinase which is secreted by probiotics bacteria and further metabolized to short chain fatty acids (SCFA) that were...

In Wireless sensor network, node error, energy depletion and other factors will lead to the appearance of hole which will cause network failure. In order to make the network more efficient, repair method based on the hybrid network model is proposed, namely activating a number of non-active nodes and...

In modern society, internet information presents rapidly development, and mass media is playing an increasingly important role in spreading public opinion. The interpersonal relationship network is the carrier of public opinion of interpersonal communication, the scale-free network model constructs the...