Advances in Engineering Research

This study focuses on the manual process of transferring plastic pellets into the plastic molding production machine, in which the operator brings the plastic pellets up to the top of the plastic molding production machine due to the high hopper on the plastic molding production machine. The goal of...

In order to analyze the inter-harmonic affections on the voltage flicker, the relationship between the inter-harmonics and flicker analysis are carried out. In order to be able to accurately determine the level of inter-harmonics to make the electric light flicker, inter-harmonic-flicker limit curve...

The specific model of intrusion detection based on clustering and boundary points detection was elaborateed in this paper, and the data processing, clustering analysis, intrusion judgment, intrusion response, typical data warehousing the five stages are described in detail; Then the experimental environment...

Method of network plan in project construction has been widely used, it complies with the requirements of the engineering construction management, organization and management is especially suitable for the construction of the project. At present our country network plan technology in engineering project...

This study proposes energy-saving indexes based on symbolic dynamic, applied to Efficiency Power Plants (EPP) of typical high energy consuming industries. Building the EPP by forming power saving plans of a given area or industry will optimizes power consumption way, economizes energy and reduces cost....

Short-term load forecasting is of great significance to the operation and analysis of power system to improve the accuracy of load forecasting. An Important Means to Guarantee the Scientific Decision of Power System Optimization. This paper aims to analyze the load fluctuation of the two regions and...

As the important unconventional energy source, oil sands have been paid more attention by the oil workers. The water-based separation method is widely applied to separate bitumen from oil sands. The water-based extraction bitumen has the advantages of large scale, extraction and separation without space...

Winter in northern China, the presence of low temperature and turbidity micro pollution of groundwater.a conventional water treatment process finished water can not reach drinking water standards, so the need for process improvement, enhanced coagulation using powdered activated carbon with a very good...

Parabolic trough CSP plant operates commercially in the most mature way, also is one of mainstream technology trends for future CSP generation in China. The parabolic trough CSP plant adopting high temperature molten salt delivers higher working temperature and efficiency. The generated electricity increases...

The paper consideres the occurrence of fretting corrosion on nominally fixed surfaces of highly loaded parts of mining machines and mechanisms. The authors give examples of wear and damage of critical parts operating under fretting. The mechanisms of fretting corrosion when using wear-resistant coatings...

To estimate the human health risk of heavy metals associated with consumption of vegetables, a total of 566 samples of vegetables were collected from Guilin to analyse heavy metals (As, Cd, Pb, Cu, Zn, and Ni) concentrations and the human risk. The average concentrations of As, Cd, Pb, Cu, Zn, and Ni...

Carbon dioxide and methane are the main greenhouse gas, CH4-CO2 reforming can transform the CO2 in the gasification gas and the CH4 in the coke oven gas into the syngas, the ratio of H2/CO in syngas can be adjusted by the ratio of gasification gas and coke oven gas according to the requirement, also...

Cobalt doped at B site from LaNiO3 with catalyst perovskite structure was synthesized by sol-gal process of thermal decomposition citrates. The gas diffusion electrode was manufactured via a complex process chain of catalyst LaNi1-xCoxO3 (LNC, x=0, 0.2, 0.4, 0.8, 1.0), graphite, sodium sulfate, PTFE...

Due to the rapid development of the IOT, more and more devices in the network need to be connected to the IOT. Device management and device auto-discovery has become increasingly important. Network topology is a way to describe the logical or physical connections between network devices, and it is extremely...

Effects of annealing on structural evolution and microhardness of Zr50Cu40-xAl10Pdx (x=0-15) bulk metallic glasses (BMGs) and composites were investigated using X-ray diffraction (XRD) and micro-hardness analysis. The glass transition temperature Tg and the crystallization temperature Tx of Zr50Cu40-xAl10Pdx...

A series of the experimental works, which allowed achieving an evident improvement of functional parameters of MEMS accelerometers, was performed by specialists of the Microelectronics Department MIET. In particular – decrease the nonlinearity of the static characteristic. This article describes methods,...

Genetic Algorithm Combining Operation Tree (GAOT) was constructed to estimate the slump flow of high-performance concrete (HPC) by using seven concrete ingredients. HPC is a highly complex material; because modeling its behavior is extremely difficult, robust optimization techniques are required. GAOT...

In the research process of statistical modeling method on the conservation of transport logistics costs, the current statistical model in the establishment of logistics transport save cost, has defects of inappropriate statistics of the cost of logistics and transport and establish a model error. Therefore,...

In this work, variations in rhizosphere microbial community in Wusong estuarine wetland were studied under simulated conditions through phospholipid fatty acids (PLFAs) analysis. Native plant species, bulrush (Scirpus tripueter) was tested in the study. The results indicated the root effect caused a...

In this paper, after thermal power plant 300MW boiler was studied, matlab was used to write calculation program about heat transfer process between the main steam and boiler flue gas and a mount of water was calculated to ensure the main steam temperature keeping in target temperature. Then heat transfer...

based on the theoretical research of multi-channel active control, this article developed a four-channel dual-core controller based on DSP+FPGA, and achieved good control effects, through the four channels in double layer vibration isolation platform, under the test of LMS system. According to the problems...

In recent years, the software development industry are developed rapidly with the development of software and hardware technology and the rapid expansion of the number of users.At the same time, the software encryption technology and the technique of reverse analysis also gradually narrowed, the fight...

Reasonable ecological compensation is about efficiency, equity and sustainable development of nature reserves in China. A large quantity of cases on ecological migrant's compensation in various nature reserves of China was utilized to summarize the main program contents and methods of ecological compensation...

A photonic crystal fiber extrinsic Fabry-Perot interferometric (FPI) micro pressure sensor is fabricated by femtosecond laser (fs) and fusion splicing. The pressure sensitivity can be adjusted by controlling the thickness of the diaphragm. The laser mircomachined FPI cavity helps to reduce the temperature-pressure...

Hemoglobin is a protein in red blood cells that functions as an oxygen-binding agent and also circulates to all organs and tissues of the human body. Changes in hemoglobin levels, both low and high, can indicate health problems. Checking hemoglobin levels in the human body is usually done medically by...

Through the analysis of the mechanical characteristics of large machinery, complex structure, complex operation conditions and high reliability requirements, once the failure will cause serious economic losses, and even lead to serious casualties of the accident. Fault diagnosis of construction application...

In this paper, we study a preconditioned Gauss-Seidel iterative method with the preconditioner which proposed in [1] for solving a linear system whose coefficient matrix is a M-matrix. Some corresponding comparison results between the preconditioned Gauss-Seidel iterative method and the basic AOR iterative...

This paper starts with discussing the status quo of current port/vessel water pollution standard systems, compares port/vessel pollution prevention &control laws and regulations of main ship-transport countries, analyzes main problems found present in current port/vessel water pollution prevention &control...

The influence of the different laser faculae model and optical field distribution with spatial frequency components on laser shock forming for TA2 titanium sheet metal was done by the binary optical beam shaper and the finite element software ABAQUS, and the dynamic response and forming rule of the deformation...

The Fe-Co double nanoparticle magnetic fluid prepared by pulse laser deposition was investigated. The results show that peak height of magnetic fluid under 5000 Gs magnetic fluid gradually reduced with increase mass ratio of Fe(CO)5 and Co2(CO)8, and peak height is biggest when mass ratio of Fe(CO)5...

In order to meet high precision and strict real-time requirements, an automatic test system design plan is proposed for Unmanned Aerial Vehicle (UAV) with many test items based on VXI-bus. MXI control mode of the VXI-bus system achieves the automated testing of UAV electrical system, control system,...

In this paper, the fracture models on FRP-concrete bonded interface are summarized and compared for concrete structures externally reinforced with FRP plates. The energy release rates of the unified model of bi-material interface fracture specimens under the transverse and moment loads by the rigid,...

The strap-on linkage equipment on the current launch vehicle is more difficult to satisfy the load design requirement of the new generation high-thrust strap-on launch vehicle. According to the research of the new linkage equipment technology, this paper studies the force transmission path optimization...

Oil acquisition and development is a difficult problem in the oil field and related geological study. The traditional geological exploration is of low accuracy, and need a lot of manpower, material and financial resources. The 3D geological modeling has been the foundation of oilfield development work...

Under the current urgency circumstances of energy saving and emission reduction, the comprehensive utilization of various forms of energy and others strengths, together to realize the environment protection and resources conservation has become a research hotspot. This paper focuses on the energy supply...

As a kind of new lubricant additive, Nano SiO2 particles exist in the form of particle cluster in suspensions. The objective of the present study is to put forward the lubrication behavior of Nano SiO2 clusters in water-based cold rolling liquid through cold rolling experiments of Q235 steel. PH values...

Large seismic events sometimes occur in underground coal mines - usually as the roof sandstone strata violently fail. Passive microseismic monitoring is a useful tool for monitoring the stability of these strata as mining progresses.  The layered medium results in refracted seismic waves, and thus ray-tracing...

In this paper, we adopted natural rain experiment method to study the transformation of the change of raindrop speed and diameter with time and the results indicated that the rain intensity change strongly with time at the natural rainfall. At the natural rain,the raindrop speed mainly at 0.8-5.8m/s...

The water polluters of Liao river in Liaoyang is elected preliminarily basing on the basin of the key water polluters of Liaoyang city, combining with the principle of polluters screening and the computing method of equal standard pollution load, optimizing and assessing the indexes which involves the...

The fluctuations in the International Financial Markets (IFM) are mutually reinforcing, and they truly show the characteristics of the fluctuations of the IFM. Previously, theories and methods of general economic contrasting construction are based on static floating effects, and there is no way to fully...

2K-H planetary gear is a commonly seen gear structure, but it has proven troublesome to match its tooth numbers through hand computation. This paper introduces a calculation method for the 2K-H planetary gear and develops a software written with the use of computer software technology for matching gear...

Shortwave spectrum is a main wave band of phototactic trapping agricultural insect-pests. Based on the phototactic sensitivity of agricultural insect pests, the shortwave spectrum character of purple, blue and green LEDs is analyzed by means of the fiber optical spectro-meter, and the compsite LEDs as...

Data from the Sub-Directorate for Cancer of the PTM Directorate, Indonesian Ministry of Health 2019, the cervical cancer early detection program using Acetic Acid (IVA) was held in 5,000. Jambi Province ranks 21 with a total early detection coverage of 8.42%. IVA test has a sensitivity of 65% -96% and...

With the rapid growth of artificial intelligence and deep learning, traditional computing architectures face limitations in efficiency and scalability. This paper explores Google’s Tensor Processing Unit (TPU) to understand how specialized hardware accelerates AI workloads and drives next-generation...

This research highlights the problem of dropout at the university level as a global issue that has a wide impact, not only on individuals but also on institutions, families, and communities. With technological advancements, big data is now used to analyze and predict the risk of dropping out of school...

Indonesia, with a population of about 250 million people, not only produces large amounts of municipal solid waste (MSW) but also requires large amounts of energy. The conversion of MSW into solid fuel can be the solution to solve the problems. Indonesian MSW is dominated by high moisture-organic wastes...

This paper studies a Simultaneous Wireless Information and Power design based on two important concepts of energy harvesting and cognitive ratio two key aspects of transfer systems: simultaneous modulation of interference power and output power, and the asymmetric transmit-receive relationship that must...

High-powered C8051F020 MCU is used as controller chip. Forty oscilloscope buttons, three coding switches and four potentiometer states on oscilloscope panel are monitored. The working principle, the hardware circuit connecting to MCU and the implementation of software programming of keyboard, coding...

Ceramic tool because of its high hardness characteristics are widely used in various types of cutting. Its frac-ture failure often occurs, so the poor toughness of ceramic materials is the main factor limiting the develop-ment. In order to overcome these disadvantages of poor toughness of ceramic cutting...

In this paper, a leader-follower formation flight controller based on ANFIS is developed. The simulation results present the validity and good performance of the developed formation controller in several flight conditions; straight-path trajectory, circular-path trajectory, spiral-path trajectory, and...

Carbon nanofibers (CNFs) was synthesized by simple electrospinning, followed by thermal treatment over a carbonization temperature of 900 °C. The morphology and microstructure of CNFs were characterized by scanning electron microscopy (SEM) and transmission electron microscopy (TEM). The results indicate...

The rapid development of network applications has brought great challenges to the design of the firewall. In order to improve the processing performance of the firewall, the design method of high performance firewall based on RMI multi-core network development platform is proposed. The hardware design...

This paper discusses the problem of the evaluation in distance education. Base on the characteristics of distance education that teachers and students' space and time separation, and the course requirements. In this paper, the students in the learning process exists common problems --students' learning...

In view of the problem that the traditional sub pixel edge extraction method is obviously deviated from the real edge near the corner. A new algorithm is proposed. In this paper, the corner protection function is added to the level set energy functional, which makes that the evolution of level set function...

This study adopts a 3D model of a double cantilever beam with interlayer defects under pulsed laser. The type II stress intensity factor at the 3D crack tip of the interlayer and its variation with time are obtained via displacement extrapolation under the classical thermoelasticity and generalized thermoelasticity,...

In order to control pesticide pollution in water environment, ozone-fly ash combined process was studied in laboratory. Dicamba(3,6-Dichloro-2-methoxybenzoic acid) was selected as model pollutant. The reaction temperature was changed to study the degradation efficiency. The experimental results show...

Application fields of broadband seismometer determine that the settlements of the most instruments locate in remote areas in the wild. Especially as the broadband seismometers of scientific exploration networks and mobility observatory arrays are often unattended, and the field inspections of instruments...

The paper sets up a investment decision-making model with the option game thinking. First, based on the option game features low-rent housing projects have, the paper proposes some research hypotheses on value, benefits, costs for the options. Second, on the basis of the decision-making path of a multi-stage...

A new particle-type polymer SMG is developed in high temperature and high salinity reservoirs. This technology is one kind of deep profile control techniques which can remarkably improve oil recovery in the oilfield. Rheometry is the main characterization method of chemical agents in deep profile domain,...

In this paper, the protective electroless Ni-P/SiO2 on iron substrate were successfully prepared. The prepared Ni-P/SiO2 electroless composite coating were characterized for morphology, microstructure. The anticorrosion properties of the Ni-P/SiO2 coating in 10wt.% HCl solution were evaluated by immersion...

Teleoperation master hands with force feedback are used in the project more and more widely and the design requirements about their structure sizes and the scope of work space are also increasing. In order to expand work space of the master hand robot, and to ensure its kinematic accuracy, the structure...

The use of equations known in filtering theory to determine parameters of fluid motion through filters of various designs used in the oil industry to clean up the products from mechanical impurities is described. Analytical studies and calculations have been carried out to determine the speed of fluid...

The relation between maximum mechanical energy and electromagnetic module volume for single acceleration of the electromagnetic device armature in longitudinal magnetic field has been analytically established. Mathematical formulation of kinetic energy and mechanical work and the Maxwell equation for...

To combat air pollution and safety hazards caused by volatile organic compounds (VOCs) of dynamic and static sealing point of equipment in petroleum refinery industry. This paper, firstly, builds the five-part procedures based on leak detection and repair (LDAR) for VOCs treatment and assessment, which...

Tank car accidents happened in china frequently, it is harmful to the ecological environment and the economic development. Tank testing is an effective guarantee for safe transportation of tank car. At present, the most efficient way is entering into the tank to inspect it, so, the harmful gas must be...

Objective: To explore the differences of the app software in different stimulation modes on the individual's independent physiological responses, and to analyze the differences of the responses of the subjects of different genders and grades in different stimulation modes. Methods: 51 college students...

The strain variation and microstructure evolution of 2060-T8 alloy during bending are investigated by Micro-hardness point method (MHPM) and Digital Image Correlation (DIC), electron backscattered diffraction (EBSD). Experimental result shows DIC method can be used to characterize the strain micro-region...

Nowadays, a massive transportation payment system in DKI Jakarta is yet able to help the movement of public transportation easily and quickly. Card, as a payment device, is expected to be able to make people use public transportation instead of personal vehicle. However, the result is not as expected...

This study was to determine the determination of the Cost of Goods Sold for natural gas produced by the Central Processing Plant in Blora District. Total production of natural gas distribution in 2019 through the Natural Gas Distribution Network is 2.36 MMCFD. The cost of natural gas products which has...

The Archimedes wind turbine has emerged as a viable solution for such areas with low wind speed. The horizontal-axis design incorporates spiral-shaped blades, allowing it to operate effectively even at 2.5 m/s. Its drag-based design improves torque generation and delivers higher aerodynamic efficiency...

The use of solar power for cooling systems continues to be developed to obtain efficiency and cheap operations for food storage. In recent times or conventionally to keep fresh meat or fish in display cabinets usually use ice cubes. This condition causes a temperature more than 0˚C which can cause the...

This study aims to measure students’ scientific literacy in their ability to solve environmental problems based on the COVID-19 issue. The main problem in this research is “How to improve students’ scientific literacy in their ability to solve environmental problems based on the COVID 19 issue?” Based...

High-rise residential fires pose a significant threat to the life and property safety of residents. To address the issue of inadequate early feature recognition by photoelectric smoke alarms in current high-rise residential buildings, this study employs FDS simulation software Pyrosim to establish a...

Aging is a physiological process that cannot be avoided, but can be prevented by giving antioxidants. Antioxidants can be obtained from Centella asiatica extract (EkCa). EkCa has secondary metabolites that have biological effects related to inflammation and prevent aging. The purpose of this study was...

We have developed the IED device's Intelligent Testing System for the lack of existing field-testing techniques. The system can automatic access to the tested IED's configuration parameters by simulating the MMS service. It can use the parameters to set the test parameters of the process layer and tests...

In recent years, with the popularity and development of the Internet, information is spread more and more quickly. In this paper, based on a large amount of data, we first consider "Information transfer capability parameters of the information network" as an evaluation criterion to describe the information...

In recent years, with the rapid development of the e-commerce, C2C (Consumer to Consumer) as a kind of the transactions on the Internet named “private to private” will become the main force for the future development of the e-commerce. This paper analyzed the significance of mass logistics distribution,...

An intelligent electrical circuit for controlling the operation of quartz metal halide discharge (QMH) lamps is proposed. The lamp can be operated steadily at high-frequency by integrating the microcontroller ATmega128. With the application of pattern recognition, the control system enables the lamp...

A x-band SPDT switch is presented in this paper. This switch has been realized by 0.5um GaAs process.it exhibits high performance: over DC~10.6GHz, insertion loss is lower than -1.7dB; the ripple variation of insertion loss is less than ±0.3dB; The isolation is lower than -50dB; input return loss is...

Power system has higher and higher requirement on equipment miniaturization, intelligence and reliability with growing demand for high-performance computing requirements. Conventional substation automation system has many deficiencies in the application, which can not meet power grid development and...

A low frequency living beings electrotherapy instrument is designed which is based on the transcutaneous electrical nerve stimulation. This system uses ATmega32 (MCU) to control its output and display. The hardware part includes the keyboard, the LCD, the alarm circuit and output circuit .The other part...

The effective length factor of the braced beam with in-plane buckling in the chevron braced steel frame with pinned connections was derived, and verified in comparison with the value calculated by the eigenvalue buckling analysis using the software ABAQUS. The results show that, the numerical values...

In this paper we investigate the carbon dioxide emission trends of China’s agricultural product proceeding industry from 1995 to 2011 with index decomposition analysis. The results show that carbon emission of the agricultural product proceeding sub-sectors presents an obviously upward trend with time...

In ordering to resolve the slow convergence problem of ant colony algorithm in QoS routing, this paper presents a sort of ant colony algorithm which based on optimized sequence. In global pheromone updating, this algorithm weakens the influence of a single iteration solution and adopt a combination of...

Based on the mechanism of composite energy and its energy scale, evolution and distribution law of stress and fracture field in surrounding rock of roadway in deep mining, the article puts forward regional outburst prevention measures of unloading pressure by pre excavation rock roadway and constructing...

With the problem of environmental pollution and energy shortage is becoming increasingly serious, researches on electric vehicle (EV) are getting more and more attention. As an important energy source of EV, the working status of power battery will affect the performance of the vehicle. The performance...

The process of rock blasting involves large deformation of rock mass,material nonlinear,and so on, the research on the mechanism of it is still in the stage of exploration at present.This article attempts to analyze the propagating of the stress wave in the explosions from the microscopic view. We simulate...

By the advantage of high CMRR and high input impedance of the parallel connected differential amplifier, this paper designs a comparison amplifier which has good linearity.

The construction and development of UHV power grids has changed the energy allocation mode which was excessively relied on coal transportation and power development mode which balanced locally in the past. However, with the development of UHV technology, the security contradiction of the large power...

Modern automobiles equipped with an accumulator fuel-delivery system can fulfill the most demanding operational and ecological requirements. However, when fueldelivery components (predominantly, electrohydraulic injectors) break down, it is difficult to analyze their faults. Therefore, studies aimed...

With the transformation and social structure of relationship-oriented in China, political connections widely exist in various. Each year many businesses spent huge amounts of time and money on establishing political connections. Taking GEM Listing Corporations as samples, This paper studied what kind...

Plate-fin heat exchangers are widely used in the field of nuclear waste heat recovery due to their high heat transfer efficiency and compact structures. The vacuum brazing technology is frequently employed to package these structures. Under high temperature, high pressure and harsh working conditions,...

Intelligent mobile robots require autonomous navigation and localization in the environment. In order to realize the function of localization and navigation, the robot often needs to obtain the 3D map of the environment. The basic and key technology to achieve the intelligence is Simultaneous Localization...

Northern part of Hebei province as an important resource area of solar energy and wind energy will promote distributed power development in the thirteenth Five-Year period vigorously. This paper took a distributed photovoltaic project as an example, and made an economic analysis for the distributed power...

In order to identify the multiple damage of the structure, this paper presents a method of structural damage identification based on wavelet analysis and particle swarm optimization(PSO). Firstly, analyzing dynamic characteristics of the finite element model to obtain the strain mode, then continuous...

To improve the computing capacity of domestic rugged computers, the present paper provides a design method of computing acceleration module based on Loongson 3A1500, and introduces the modular design ideas. The domestic Loongson 3A1500 processor and DDR3 memory are used in the hardware side. The present...

Traditional paper certificates and electronic certificates are difficult to handle and preserve, may need third parties to authenticate the certificate, take a lot of time, and have a potential of being tampered with. People routinely fabricate certificates to represent their credentials and degrees....

Choice of transportation mode is influenced by the socioeconomic characteristics of dwellers and trip characteristics, which aid in improving the overall transportation system and upgrading policies. Due to the interdependence of two cities, many people commute from Gazipur to Dhaka using buses, trains,...

Traditional technology is used at the craftsman level, using very simple equipment. The use of simple tools affects the production capacity and quality which is relatively low. From previous research that has been carried out through an internal grant, the vacuum Evaporator process provides a processing...

This research discusses the importance of cost estimates in project management, specifically in Indonesia. The ability to make accurate cost estimates is crucial for project estimators, as it affects their profitability and success in winning bids. If the bid price is too high, the estimator is likely...