Advances in Engineering Research

In order to improve the control effect of alcohol and hydrogen power system and accomplish control target of dissociated methanol engine, a electronic control model based on the MAP grid interpolation method has been put forward, and the software of Simulink has been used to simulate and verify the model....

The efficient and high coal output of China's opencut coal mining has made remarkable contributions to China's modernization construction. However, it should be noted that slope instability of opencut coal mines often gives rise to a series of geological disasters. Disasters of the kind will not only...

The principle of QPSK modulation and demodulation is described and the detailed explanation and theoretical on DDC, carrier synchronization and bit synchronization principle is analyzed. A QPSK digital demodulation structure based on FPGA is proposed after detailed theoretical derivation for Costas loop...

For now, the engineering landslide caused by rainfall is increasing, but the current research mainly stays in two-dimensional space which neither tallies with the actual three-dimensional space, nor lacks the related research on the influence of the landslide-function anti-slide pile system under different...

The need for estate mass appraisal imposed by the information-based for the current property tax, estate mass appraisal model what is composed GIS and VIKOR method was proposed. Firstly, house price effect factors were quantified by using GIS spatial analysis methods, secondly, combined with quantitative...

Runoff calculation is an important part of regional runoff forecast and water resources evaluation model. The Soil Conservation Service (SCS) curve number (CN) model developed by the U.S. Department of Agriculture National Resources Conversion Service (NRCS) is the most popular and widely applied model...

The bridge expansion joints is to adapt to the structure deformation of the bridge, the across device between the bridge structure each couplet of the beam end and the beam end and the abutment back set free deformation. Its role is to ensure that the bridge span structure under temperature change, concrete...

This paper used 220kV porcelain-clad arrester defect at heavy contamination areas as a case, to research potential distribution by the means of high-pressure test and simulation. It has comprehensive analyzed the reasons that the defect of the arrester design is unreasonable. The paper reseached potential...

In Bord & Pillar (B&P) depillaring, there are redistributions of mining-induced stresses on acontinual basis, primarily with apronounced effect on the natural supports - ribs and stooks. A rib need to be stable on temporary time-frame such that (a) it should provide adequate safety to men and machines...

In this paper, a novel mixed matrix forward osmosis (FO) membrane was fabricated by introducing graphene oxide (GO) into the cellulose acetate (CA)-based casting solution using phase inversion methods. The factors---GO content and blending temperature were tested for their effects on pure water flux...

To determine the normal water level is an essential part of new design process, only normal water level adjustment is the new things gradually in recent years. Reservoir is an important part for the development of social economy system, may affect the situation as a whole, and then normal water level...

The paper analyzes the influence of user lateral grid-connected PV generation on relay protection of distribution network, and proposes the opinions for the economic technique and selectivity of protection. The paper applies DIgSILENT PowerFactory software to make simulation calculation and analysis...

In view of the low efficiency and unstable quality of the laying and quilting process of the multi-layer insulation of spacecraft, this paper designs an automatic laying and quilting integrated equipment, which adopts fixed base type. Laying and quilting share one platform and Y-direction drive. A buffer...

The role of irrigation is very important to increase agricultural production. Utilization of water through a good treatment system for water utilization is implemented effectively and efficiently. Sediment transport in irrigation can shorten the service life of irrigation networks, due to silting and...

Two areal spots (Vladikavkaz areal spot and Unal spot) where chemical pollution of soils associated with mining reaches an extremely dangerous level were identified on the territory of North Ossetia-Alania. The areas with varying degrees of environmental stress were identified within the RSO-Alania region...

The public transport and urban form of small and medium-sized cities have entered a rapid development and evolution stage. In order to make small and medium-sized cities to be healthy and sustainable development, this paper makes a quantitative analysis of the coordination of public transport system...

The traditional permanent magnet synchronous motor (PMSM) control system uses a mechanical sensor to detect the speed of the motor and the position of the rotor，the sensor is susceptible to the environment and reduces the reliability of the system.This paper uses a model reference adaptive system (MRAS)...

A single phase induction motor usually has two windings, the main and auxiliary windings. The winding design was more complicated than the poly-phase induction motor. Because of that, this study was aimed to show a new design that simply by using 4 windings in the stator. This study was focused to design...

Mathematical model of potato slices under process-based temperature and humidity integration control of tilted tray air impingement drying were investigated under different parameters. Results indicated that the Weibull distribution function simulated the drying curves of potato slices under PDTHIC drying...

In order to study the injectability of the advanced inhibiting coal seam and the effect of inhibitor injection, taking the 3 upper coal seam in Nantun mine as an example, on the basis of the fact that this coal seam can be injected, the experiment of pressurized water absorption for coal in 9 different...

In this study, natural staining procedures have been evaluated using hybrid dyes of mango and turmeric leaves. To get rich color shades with high strength and color fastness, coloring is done by involving a number of preparation stages which include washing using Turkish Red Oil (TRO), mordanting using...

A Cu(II) ion-imprinted polymer (Cu(II)-IIP) for the selective adsorption and separation of Cu(II) was prepared by modifying the surface of mesoporous silica SBA-15 through surface ion imprinting. The prepared polymer was characterized by Fourier transmission infrared spectra (FT-IR), X-ray diffraction...

In order for the robot to adapt to deformations in typed steel processing, an off-line compensation method for programming and control of robotic pathway is introduced. By installing a laser sensor on the end of robot manipulator, the geometric shapes and positions of work-piece are measured prior to...

The problem of an anti-plane crack in functionally graded magnetoelectroelastic materials is investigated. The material properties of the functionally graded magnetoelectro-elastic materials are assumed to be exponential function of y perpendicular to the crack. To make the analysis tractable, the crack...

Aiming at the subway operation safety assessment of empowerment as relatively one-sided, the game theory method is adopted to combine the improved AHP and the entropy weight method. On the basis of considering the factors of passenger flow, a system of evaluation index of metro operation safety is constructed.Taking...

Wireless network technology is one of the important symbols of the development of global information technology in twenty-first Century. Wireless access. wireless lan and other technologies have been flourishing in recent years. But the security problem has become increasingly prominent. Such as security...

This study aims to examine the experience of agritourism attractions and assess what dimensions are relevant to represent these variables. Literature studies show that limited attention to tourism experiences in the context of agritourism is not discussed in detail about the factors that can cause it....

The COVID-19 pandemic, which is not known for sure when it will end, has caused digital transformation to occur faster in the world of education. One of the forms of digital transformation is the implementation of learning activities that were previously carried out with direct interaction between teachers...

Computer vision technology is currently gaining traction in all industries, including manufacturing, agriculture, healthcare, and services. Computer vision technology now incorporates robotics technology, making it very dynamic and flexible. Computer vision, like a service robot, is used in a variety...

In the present study, the suitability of groundwater for drinking and irrigation purposes was analyzed in Kaliakair upazila. Thirty (30) groundwater samples from Kaliakair upazila were collected and examined for pertinent water quality indicators. To estimate the water quality index (WQI) for the drinking...

Human pose estimation and image transformation are active areas of research in computer vision with far-reaching applications in animation, gaming, healthcare, and virtual reality. We present a user-friendly system integrating pose detection and AI-based image transformation by using recent deep learning...

A deep learning solution for detecting rice leaf diseases based on the YOLOv9 architecture is presented in this research. We utilize a dataset comprising ten distinct classes, representing critical rice diseases: Bacterial Leaf Blight, Brown Spot, Healthy, Leaf Blast, Leaf Scald, Narrow Brown Spot, Neck...

The study aims to determine the standard of effectiveness of Marine Pollution (MARPOL) Annex V Implementation on Ferry Ships at the Port of Parepare. The research was conducted on 8 moored ferry ships at the Port of Parepare. This research uses descriptive qualitative research methods with observation...

The study explored the improvement in soil performance using quarry waste soil and HDPE geocell reinforcement in layered soil models under varying applied pressures. Quarry waste is a by-product of the quarrying process that includes crushed rock fines, scalping and overburden. It’s often considered...

This paper presents a comprehensive review of hardware accelerators specifically designed to address the challenges posed by sparse neural networks, focusing on their architectural innovations, algorithmic optimizations, and performance advancements. Traditional computing systems face significant challenges...

The molten salt storage tank is a key component of the solar thermal power plant’s energy storage system. In the structure of the tank, the region with shell-to-bottom weld is a weak area that affects the safe operation of the tank. This study focuses on the design of a storage tank in a solar thermal...

The desire to improve the production of electricity according to various criteria, whether technological or environmental factors, leads to the development of technologies and their subsequent application in industry. Today a new trend is electricity storage systems. In particular, such technologies...

The amelogenins (Am) constitute about 90% of the enamel matrix proteins and play a critical role in enamel biomineralization. This study aimed to express and characterize recombinant human amelogenin (rAm) protein in the prokaryotic expression system in quantities sufficient for structural and functional...

The light is the necessity of life for everybody. When the night comes, it is very inconvenient to turn on the light in the dark. And when the person leaves the house, he often forgets to turn off the lights which will cause huge waste of energy. In view of the lighting control method of classrooms,...

Airflow field play an important role on the cleaning performance of the air-and-screen cleaning device of the plot harvester, and an unreasonable airflow field can lead to poor cleaning quality. In order to understand the cleaning chamber airflow distribution and improve the cleaning quality of the cleaning...

This paper proposes methods that can standardize the different content motions that use Leapmotion in order to define and recognize them. A current Gesture interface is built and used to fit the individual contents. This creates confusion among the users because each applied field uses a different motion....

How to recognize the vulnerable groups and prevent their deviant behavior in China currently will be directly related to the social stability and economic sustainable development in the future. Especially at the present stage, whether the vulnerable groups can be correctly treated and the causes for...

In the process of blood transfusion in artificial liver, the liquid level of blood inside the dropper must be monitored in real time to ensure the stability and safety of transfusion. According to the requirement of the liquid level detection, we designed a kind of ultrasonic liquid level sensor based...

Generally, time to collision TTC is used to quantify traffic risk. In this paper, we aimed at studying suitable probability distribution of TTC under different traffic states. By using maximum likelihood estimation(MLE), the parameters of different states are found. Normal distribution and generalized...

With the characteristics of multi-source, time-varying and fuzzy, traffic decision information needed by hybrid vehicle energy management system has become the major bottleneck to restrict hybrid electric vehicle's energy optimization. The first step to obtain valid traffic information is image processing...

Building "short-lived" phenomenon is very common in China. It is extremely wasteful for a developing country with limited resources and financial resources (per capita). Any green low carbon, energy saving and environmental protection without building safety would like water without a source, and a tree...

The power electronics control system can be designed in the discrete domain or continuous domain. In consideration of the digitally control and delay of actual system, it is more accurate to design the system control parameters in discrete domain. This paper firstly establishes the discrete domain model...

This paper, based on the principle of activity-based costing, mainly introduced the specific process of applying the method in cost accounting and cost forecasting during the Project Construction being constructed. Through using the activity-based costing to calculate the actual cost and the budget cost...

The pressure drop is the main parameter which influences the safe operation of the gelled crude oil hydraulic suspension transportation system. According to the current specification for design of oil and gas gathering and transferring rules three types of frictional resistance coefficient calculation...

The paper combines with actual characteristics of Chinese city, discusses about and builds a Low-carbon transportation city evaluation index system, and puts forward a set of simple and practical evaluation methods and standards evaluation system; with case study of Xi’an City, this paper also conducts...

Gas cannot prompt emission is the main reason for Water pipeline burst, explore the exhaust valve’s performance at present, which has practical significance for the pipeline safety protection.Through the experiment, research the commonly used exhaust valve in water supply and drainage engineering and...

Optimizing generation resource joint scheduling is of great significance for the economic operation of power system and achieving emission reduction targets. To compare the economic and environment benefits between generation resource scheduling models, which are under different scheduling objectives...

In the modern dental surgery, due to the misoperation during the surgery or the higher loading force suffered for long time, the situation of the central screw fracture usually occurs, and thus which may result in the failure of the surgery or of implant prosthesis; and aiming at this fact, we now designed...

In order to develop a large number of grassroots-level technical innovation backbone personnel of power enterprises, the paper discusses the purposes, targets, processes and expected effects of on-the-job training programs organized to provide employees with an opportunity to observe the results of QC...

The acrylate copolymer emulsion with core-shell structure was successfully prepared via pre-emulsified semi-continuous seeded polymerization using SDS and OP-10 as compound emulsifier, and methyl methylacrylate (MMA), butyl acrylate (BA) and dodecafluoroheptyl methacrylate (DFMA) as main monomers. SEM...

It is very difficult to utilize traditional method for strength analysis and life calculation of heterogenic parts & components in mechanical products. In this paper, finite element analysis software Ansys is used to analyze hub of core parts and components in wind power generator unit. Addition of external...

There are huge demands for antibacterial metallic materials in protecting human health from bacteria propagation and bacteria spreading, and in preventing industrial equipments from microbial corrosion. In this paper, some common inorganic antibacterial agents such as Ag+, Cu2+, Zn2+ and Ce2+ were introduced;...

The water cycle algorithm(WCA) is a simple and effective global optimization algorithm, mainly used for engineering optimization. However, It is easy to fall into the local optimal solution when solving some constrained problems. Therefore, this paper proposes a improved water cycle algorithm based on...

In order to improve the defense ability of the passive electromagnetic armor (PEA), the parameters of the armor are optimized based on the orthogonal experiment. It analyzed the working principle of the PEA and the phase change of metal jet, and then the temperature control equation of the metal jet...

The article is devoted to the issue of a reasonable choice of a vehicle by a consumer on the basis of its aggregated ownership cost. The developed method of estimating the aggregated vehicle ownership cost provides an opportunity to compare different types of vehicles and choose vehicles with the lowest...

One of the fish farmers' groups in Tasikmalaya, West Java, GiriRaharja has succeeded as the winner of the national competition. This group used collective farming system as an effort in increasing farmers' welfare. This research aimed to describe how the farmers' group has developed a collective farming...

The paper presents the characteristics of leather and hair of Nenets deer of different age and sex groups. The results obtained in the course of study indicate that the hair covering is much better in young animals. With age, there is a gradual decrease in the hair thickness and a slight increase in...

The article offers a method for temperature measurement in the cutting zone on a turning lathe. Application of thermal imager BALTECH TR-01500 allowed one to record the thermogramm of the cutter running out from the cutting zone at the moment of releasing the cutter face from chips. The values of the...

From a kind of method of a pest control after the used harvest up to now is by using chemical substance. When to be seen from the aspect of the population emphasis, thah method can certainly succeed fast, but from the aspect of ecology on the contrary can lead negative effect. The method of expexted...

This paper describes a novel approach utilizing nano-graphite as an effective fluorescent sensing platform for highly sensitive and selective detection of Ag+ in aqueous solution for the first time. Nano-graphite can effectively quench the fluorescence of dye-labeled cytosine-rich single-stranded DNA...

Object-oriented software engineering is a hot object in the field of software engineering research and development. Based on the software engineering methodology and the development of application software system, this paper studies the problems in object-oriented software engineering research and development....

In this study, the aerodynamic characteristics of dragonfly wing corrugation in hovering flight are investigated using the computational fluid dynamics (CFD) methods. Three corrugated cross sections of the right forewing of a dragonfly (Aeshna cyanea) are considered. The effects of wing corrugation are...

The vehicles' driving safety plays an important role in the transportation safety's development, and it's a necessary requirement in intelligent transportation and intelligent vehicle. The point that is suggested in this paper is that vehicles' collision warning system which is based on computer vision,...

By building remote sensing for monitoring and evaluating water ecological security virtual geographical environment, in general it shows the system framework, integration and coordination models and visualization. It aims to explore for water ecological security and remote monitoring to assess the feasibility...

This paper discusses the design and development of the campus system from the following aspects: the overall structure of the system, the functions of each subsystem, and the key skills and difficulties.

Aiming at the low voltage, high current and low voltage ripple demand of 100G DSP, this paper presents a power design using LTM4650 as the core device. Analyzing the causes and influencing factors of voltage ripple, a solution that used multi-phase parallel and the low ESR capacitor was applied, to suppress...

This paper proposes a novel reactive power dynamic monitoring and auto-compensation system for rural distribution network. The proposed system employs advanced reactive power measurement, Data Transfer Unit (DTU) and hybrid network communication. The technology based on Internet and General Packet Radio...

Based on the finite deformation theory and Hamliton principle, considering the time-varying characteristics of the steel wire rope, the longitudinal vibration time - varying model of high - speed elevator hoisting system is established, and the longitudinal vibration dynamic equation of hoisting system...

Background: Human action recognition encompasses a scope for an automatic analysis of current events from video and has varied applications in multi-various fields. Recognizing and understanding of human actions from videos still remains a difficult downside as a result of the massive variations in human...

In order to diagnose the fault of roller group, we have designed an array pressure sensor and a scan circuit with weak crosstalk of the column signal for collecting pressure distribution data. Furthermore, these data are processed via both the probabilistic neural network (PNN) fault diagnosis model...

The national debt of Russia is considered in this study, the features of external debt in the world finance system are studied. The study identifies problems of international finance; determines the essence of external debt, reflects the historical characteristics of the theory of external debt development;...

The Dutch colonial period in Indonesia, especially in Ternate for about 3.5 centuries, left an extensive influence, especially for the development of architecture. The colonial heritage architecture has its features and historical values. In Ternate, the influence of Colonial Architecture was very pronounced....

Manufacturing level and resource scheduling optimization ability are the core operation problems of manufacturing enterprises. Integrating the Internet of things and other advanced information technologies with traditional manufacturing industry, and establishing an intelligent manufacturing system platform...

Dissolved oxygen and suspended sediment are the most important parameters used to assess the water quality of the river. The concern of freshwater pollution problems in Malaysia since the past few decades has resulted in the importance of monitoring dissolved oxygen concentration as a barometer for river...

Transparent conducting oxide (TCO) thin films are widely used in modern optical and optoelectronic technologies, including solar cells, sensor displays, and light-emitting diodes. Among the various TCO materials, indium tin oxide (ITO) is the most commonly used. However, due to the increasing scarcity...

Aircraft is the science of aerodynamics that is associated with fluid flow, which is related to performance in today's aviation. One of them is technological advances in the world of aviation, namely various developments and modifications of airfoils that are carried out to delay flow separation,...

Standard client service needs to be enhanced, in particular train fire as it is for push use service transportation land. The goal of the study is that because reliability, responsiveness, empathy, assurance, and tangibility (service quality) have a favorable impact on customer loyalty and influence...

Technological advances are very fast, not spared in the field of measuring electrical quantities which are now growing. The development of this measuring tool is very useful for everyday life as well as in large industrial environments. In this final project the author calibrates measuring instruments...

For buildings with large open areas inside, air distribution is the key to influence the ventilation and cooling effect during summer time. The design of their air-conditioning systems is different from traditional buildings, which must pay attention to the influence of chimney effect. This study adopted...

At present, the design and planning of teaching and living areas on university campuses are relatively simple, but there are problems such as poor ventilation, low indoor air quality and poor sound insulation. This study takes the building and environment of the campus complex of Meizhou Vocational and...

Lumbar disc herniation (LDH) has become a widespread health issue, increasingly affecting even younger individuals. The condition often results in pain and neurological impairments, with some cases undergoing spontaneous resorption, where the herniated disc material decreases or disappears without surgical...

Frozen soil, including pore water, pore ice, soil particles and air, is widely distributed on the earth’s surface. Its compressive strength is a significant parameter, which is closely related to cold area engineering and freezing construction. There are many factors affecting its compressive strength,...

Pelabuhan Ratu Steam Power Plant is located at Jalan Raya Cipatuguran Desa Jayanti, Citarik, Kecamatan Pelabuhanratu, Kabupaten Sukabumi, West Java, Indonesia, with a total capacity of approximately 3 X 350 megawatts (MW). Generators, especially those used in large power plants, require cooling as they...

A pot experiment was conducted to study the effects of exogenous indoleacetic acid (IAA) on photosynthetic characteristics of Chinese cabbage under aluminum (Al) stress. Five treatments were used in the experiment: leaves were sprayed with 0 (CK), 50, 100, 150 and 200 mol-L-1 concentrations of indoleacetic...

In order to study the negative shear lag effect of simply supported curved box girder, spatial shell finite element models under different web width, box girder height and curvature radius are founded based on finite element principle, and parametric sensitivity analysis is carried out so as to reveal...

In this paper, expansive soil is mixed with CKD in different proportions, and unconfined compressive strength test was conducted on the specimens with a certain initial water content and dry density. Unconfined compressive strength test were also conducted for specimens maintained for different curing...

EV battery charging is growing in importance as it has a direct influence on the EV performance. Multistage Constant Current (MCC) charging strategy is an effective rapid charging method. This paper proposes an ECM-PSO algorithm to search for the optimal current pattern of the MCC charging strategy....

Abstract. Objective: To observe and evaluate the impact of the cognitive therapy on the recovery of the affective disorder. Methods: We choose the recovery of 96 cases patients with affective disorder from September 2013 to November 2014 selection in our hospital, and they were given the routine drug...

In this article, preliminary investigation on the use of hydroxy sodalite (HS) as a solid catalyst for the transesterification of waste cooking oil (WCO) to biodiesel is presented. Hydroxy sodalite was synthesized in our laboratory via the conventional hydrothermal synthesis technique and the crystals...

This paper is a study of the approach to automatic detection of the content of the smart electricity meter LCD cycle display and signal lights. By this approach, in the LCD liquid crystal display detection unit of the smart electricity meter detection line, the electricity meter can be switched to a...

Aiming at demands based on abnormal condition detection and warning in welding machine monitoring system of IOT, put forward a burst detection algorithm for multi-population firefly, achieve optimization selection and configuration of sliding window size and improve the processing speed and detection...

According to the energy development policy and energy structure adjustment in China, this paper puts forward the utilization strategy of goafs based on correspondence analysis. Firstly, the correspondence analysis was used to discriminate the goafs with hidden collapse risk and research the collapse...

The mechanical properties of a traditional steel-cored aluminum strand conductor and a new capacity-expanding and energy-saving conductor for a typical 500 kV transmission line are compared to provide a reference for the conductor lectotype of transmission lines. The study objects are a traditional steel-cored...

For recycling the remaining coal pillars resources in strip mining, a repeated mining method of using the strip filling replacement of strip coal pillar is proposed, a technical principle of strip filling controlling surface subsidence is illustrated, and the main filling factors which influence the...

The evaluation of switch resistance has aroused widespread concern.To assess the resistance of switchgear in switching substations which use 3/2 wiring, online assessment method based on real-time current measurements is proposed in this paper. The method use Kirchhoff’s law to establish the mathematical...