Advances in Engineering Research

In order to explore a suitable bone graft substitute to improve the success rate of bone graft, the bone reconstruction modeling has become a hot research topic. Over the past several decades, there have been a lot of models developed for the bone reformation. This study mainly discusses the current...

In the current new situation, "public entrepreneurship, innovation" deepens the reform of higher education. The paper expounds how to cultivate talents with the integrated innovation for Information technology and law education. We put forward "Class and Competition" mode, "Class-Certification Integration"...

Odometer lever arm effect on strapdown inertia navigation system initial alignment with odometer is studied in this paper. This paper presents an error compensation method of odometer lever arm. In this method, the difference between output velocity by odometer and velocity output by SINS is taken as...

To investigate the backlash phenomenon vibration and noise of a gear transmission system, we compared the performance of two difference types of mechanical transmission performance system: worm gears reducer (DYNABOX) and planetary gear reducer (APEX). We analyzed two kinds of models and harmonic response...

The intelligent improved NPRIM algorithm is applied to the new hospital in intrusion detection system, and has done a lot of experiments on simulation data sets, design a high detection rate and low false detection rate based on clustering and the boundary point detection of intelligent intrusion detection...

Combining the current development situation of data mining system, this paper introduces the centralized and distributed data mining system respectively, focuses on the detailed introduce to the various components of the centralized data mining system and its concrete realization technology, and summarizes...

Ac motor control system is complex nonlinear system which contains many factors such as multi-variable, strong coupling, time-varying and uncertainty parameters, it is very complicated to adopt the traditional control method to control this system. First this paper established the mathematical model...

According to the research status of foam fluid, by referring to a mount of literatures, the characteristics and superiority of foam fluid for enhanced oil recovery were analyzed, the foam displacement of reservoir oil mechanism and dynamics characteristics of oil displacement process were summarized....

By using the analysis tools of scanning electron microscope (SEM) and energy dispersive X-ray (EDX), the reason for the disqualified Z-direction performance of a 60mm Q370qEZ35 heavy steel plate was investigated. The results showed that the disqualified Z-direction performance of Q370qEZ35 was due to...

The problem of combustion and emission in a turbocharged diesel engine under transient conditions has become an unavoidable problem under the increasingly stringent emission regulations. In order to alleviate the transient test of large amount of capital investment, the difficult test and long testing...

Compared with the transform domain video watermarking algorithms, the spatial watermarking algorithms have weak robustness, but they have high visual quality. To ensure the video quality and satisfy the robustness requirement, a robust video watermarking algorithm based on spatial domain is proposed....

The absorption process in the petrochemical industry is used to separate, purify and dehydration of hydrocarbon gases. Absorption is the process of absorbing substances from a gas compound with fluids. The absorption process is accompanied by rather significant thermal effects. In this paper, modeling...

Shaizhudong spring is the largest one in the central of Weibei, Shaanxi Province, China, for its supply source predecessors have done a lot of research, it was considered that Jinghe leakage is the main source of supply, and it is the concentrated discharge points of Shaizhudong spring area hidden karst...

The application of high-temperature-resistant fiber grating in the field of sensing is introduced in the paper. The basic sensing principle of fiber grating as the sensor is expounded. Fabricating method, high temperature characteristics, advantages and disadvantages of the main high-temperature-resistant...

In view of the running safety in elevator under plateau environment, the temperature rise of elevator driving machine is inspected as the breakthrough point for research. Based on Simplified formula theory, the heating condition of elevator in plateau environment is discussed. The correctness of theoretical...

Fault detection for air-conditioning system was the key to guarantee performance and energy-saving. However, it was hard to resolve the parameter drift, multiple modes, incipient failures and existing failures via the conventional fault detection for air-conditioning system. This paper aimed at air-conditioning...

This paper proposed a novel hearing loss detection method. Our method first used seven Hu moment invariants to extract features. Afterwards, we used support vector machine to act as the classifier. The 10x5-fold cross validation shows our method yielded an overall accuracy of 77.47± 1.17%. The sensitivities...

Lack of technical knowledge of house planning and also calculations in terms of providing materials and resources which has an impact on delays in the construction process. In addition, the worst thing that could happen is that work could stop in the middle of the construction process. The aim of this...

DNA polymorphisms is variation on DNA sequence that change amino acid and gene function through changes in splicing, one of this polymorphism was SNP which only one nucleotide that change on target sequence. A survey that comprised 44 single nucleotide polymorphism (SNP)s of 31 candidate genes related...

To enhance the accuracy of industrial process risk assessment, a quantitative HAZOP-based analysis model was established. Traditional HAZOP analysis was integrated with the process simulation software Aspen Plus to construct a process flow model. Subsequently, sensitivity analysis was employed to simulate...

Wireless Sensor Networks (WSN) have increased reputation since its widespread applications and potential improvements in various fields. They have increased the enabling of IoT applications, due to easy accessibility and less cost. Data sensing is done through nodes in a wireless sensor network and processed...

The development of automotive technology to reduce exhaust emissions from vehicles with spark-ignition engines uses catalytic converter technology. This experiment aims to determine the effectiveness of using brass as a catalyst in the spark-ignition engine. For carbon monoxide (CO) measurements on the...

In this paper, a new model developed to estimate transformer vibration is presented. The model contains three parameters-current, voltage and temperature, which can be easily measured. Also, the vibration theory for transformers was analyzed, a six-channel vibration measurement system is set up and the...

Electro-Static Discharge (ESD) is critical for the reliability of integrated circuits. Applying ESD model in circuit simulation could help to predict and avoid potential failure caused by ESD. This paper proposes a SPICE macro model for parasitic NPN ESD and related methods for extracting SPICE model...

Through the study of tests,the'Technical Specification For Detecting Strength Of Concrete By Ultrasonic-rebound Combined Method' CECS02: 2005 of applicability situation in Hengyang was analysed to establish the ultrasonic rebound strength curve of this region,which was based on the least square method...

Identifying key users have become a focal problem in the area of online social networks. Tweets and Behaviors of people are two core facets for finding key users. Tweets of published by users spread support from different behaviors. However, existing literature on key users evaluation has mainly focused...

Cross-well seismic has the characteristic of high resolution. It can solve the exploration problems of stratigraphic trap and lithological trap in small scale and complex structure. In order to solve the problems of cross-well seismic wave imaging effectively, the paper uses Gauss beam forward method...

With the rapid development of aerospace, optics, photonics and other fields, the optical glass is more and more widely used. In ultrasonic vibration milling process, the milling force can directly affect the stability of machining process, the processing quality of components and the pass rate of products....

With the energy crisis approaching, new energy has become one of the major energy sources in the world, and the Wind/PV Hybrid System have came into being. Wind power generation and solar cell array power generation are commonly referred to as Wind/PV Hybrid Lighting Systems, and their role is to solve...

Through conducting the GDS dynamic triaxial test, this paper makes an analysis for the deformation characteristics of soft soil and its settlement mechanism under the subway traffic traveling load in Wuhan area. The test result shows that the cumulative plastic strain and pore water pressure of the soft...

Concentrations of polycyclic aromatic hydrocarbons (PAHs) were determined in the sediments from the main stream and the tributary of the Changjiang River. PAHs contents in the sediments from the Changjiang River ranged from 10.31 ng/g to 1239 ng/g, which were most likely related to human activities....

The purpose of this paper is to present two novel methods of improving low voltage ride-through (LVRT) capacity of doubly fed induction generator (DFIG) wind turbines. The first one, combining regular crowbar protection and three switches, enabled us not to consider the insulation of rotor inverter when...

Leucaena leucocephala has been widely used in the ecological restoration and protection of engineering slopes in southwest hydropower projects. It is one of the key issues in slope ecological restoration that how to determine seeding age for transplantation. The erosion resistance, scour resistance,...

The safety operration of tailing spond always plays a significant role in the whole mining production. With the tailings particle size is becoming smaller and smaller and the fill dam is higher and higher, the stability of tailings dam is becoming worse and worse, so the stability of fine-grained tailings...

CdS thin films were deposited on indium–tin-oxide (ITO) coated glass substrates by a chemical bath deposition method. Then the CdS/ITO slides were immersed in the solution containing 1.6 mM CuCl2 and 1.4 mM cetyltrimethylamonium chloride at 37oC for 3 h to growth Cu2S nanoparticles on the CdS/ITO slides....

Along with the urban development, the application of anti-glare glass is more and more widely, high transmittance and low reflection of glass manufacturing technology research is of great significance. Because of the complexity of the anti-glare glass preparation technology, anti-glare glass transmittance...

In the accident reconstruction, the measurement is often performed according to the accidents information left in the scene of the accident, such as collision point, braking traces, scattered ,fallout, the throw distance of the body, the throw distance of the two-wheeler, etc. With the aid of these effective...

Carrying out civil works related to development of infrastructure towards Public Transport System is a challenging task in the present day urbanization condition. Such worksin City like Bangalore where there is acute shortage of space and Geology controls the progress of construction of metro rail corridor....

With the progress of the times, the continuous development of science and technology, and the widespread application of computer networks, the Internet, the Internet of Things, big data, cloud computing, and artificial intelligence have gradually entered people's field of vision. In the era of big data...

Both audio steganography and network steganography are belong to modern steganography. Audio steganography has a large capacity. Network steganography is difficult to detect or track. In this paper, a multi-layer steganographic method based on the collaboration of them (MLS-ATDSS&NS) is proposed. MLS-ATDSS&NS...

According to the statistics of the National Bureau of Statistics, the number of fires in China has been increasing progressively year after year and it is more than 125,000 each year on average; thereinto, 152,157 fires occurred in 2012, with 1028 deaths and direct economic losses of 2.177 billion yuan....

The laboratory construction of the university provides support services on experimental and practical teaching for all majors through the integration and optimization of experimental resource allocation. By analyzing the current situation of laboratory information construction, this paper proposes to...

In this paper, we analyzed the collected measured data of floating vehicles with mobile collection equipment in the driving of Beijing. The results show that the fuel consumption of the floating vehicle increases with the increase of the vehicle speed when the vehicle is traveling at a constant speed,...

For speech separation method, getting the accurate weight vector is very important for the performance of method. Aiming at how to reduce the signal cancellation, this paper focuses on obtaining the weight vector in the speech separation process accurately, and it designs an adaptive speech separation...

The Tebai gold deposit is located in the Yabulai - Bayinuoer archaeozoic continental arc fold belt in the east of Alashan platform uprise. The ore bodies occur in the Carboniferous slate and phyllite of the Mesoproterozoic Agulucou Formation, surrounding by the Hercynian Guancaitaolugai granite porphyry....

Accurate traffic flow forecasting is very important for intelligent transportation system. This paper proposes a traffic flow forecasting method based on gradient boosting decision tree. In the preprocess phase, sliding time window and feature extension of traffic data are designed on the basis of time...

Deep learning (DL) is an important branch of machine learning (ML) that has excellent performance in recognition and detection tasks. Currently, most self-service restaurants/canteens are utilizing traditional manual cashier approaches, which suffer from the problems of error calculation, low efficiency...

The primary aim of this study is to design and implement a GSM-based smart air-conditioning system to reduce energy consumption in residential and office environments. The objective is to provide an energy-efficient, remotely operable solution that integrates infrared (IR) technology and microcontroller-based...

This article explores the transformative potential of ML-Driven Predictive Analytics for Effective Hiring in modern Human Resources practices. In today’s dynamic recruitment landscape, traditional methods often face challenges of inefficiency and bias, necessitating innovative solutions to streamline...

The complexity of healthcare project and program management has never been as high as it is with the multi-dimensional regulatory constraints, asynchronous orchestration of stakeholders, stochastic resource allocation and dynamically changing clinical demands. Conventional deterministic project management...

With the rapid development of the social economy, polymer materials are widely used in various construction and production industries, and at the same time, a considerable amount of polymer material waste is also generated. Waste polymer materials pose a great threat to the environment. In today's...

This case study aims to assess how water quality is improved after water treatment processes and explores the LSTM model’s prediction capabilities for predicting the Water Quality Index (WQI) for the Kushighat Surface Water Treatment Plant in Sylhet, Bangladesh. A total of 420 datasets in the laboratory....

Steel contain a considerable concentration of iron alloy and carbon when compared to other elements. Furthermore, carburzing process is used to improve mechanical properties of this metal through the addition of an activated carbon. This study used rough and smooth sizes of schleichera oleosa wood charcoal...

To improve the problem of delayed voltage recovery after fault, a dynamic voltage/var sensitivity model based on integral mapping is set up and a generator excitation control strategy based on WAMS is presented in this paper. It provides voltage supporting after voltage drop through increasing the reactive...

Since a vehicle is prone to instability and rollover when taking a rapid turning, in this paper, an integrated control strategy of Electronic Stability Program (ESP for short) and active anti-roll steel bar (AARSB for short) is proposed. Then a three-degree-of-freedom vehicle dynamic model is established...

In this paper, a series of Pb-Cu binary alloys with different copper content are synthesized and the electrochemical performance is investigated by electrochemical working station. Results show that the introduction of Cu to the pure lead alloy can reduce the hydrogen evolution potential, and the addition...

Currently code review or white-box security detecting is widely used to parse the source codes and discover security vulnerabilities. In this paper we illustrate a more accurate code security review method based on the reference tree with security properties which made of all manipulable entries in source...

In the social life, people often face a wide range of scheduling problems, such as appraisal of excellence, race rankings. These are often hot and sensitive issues, so the research of this type of problems has practical and economic value. But due to socio-cultural diversity and pluralism of values,...

The paper describes the development of composite binders with low water demand, obtained by intergrinding Portland cement, Muroplast hyperplasticizer, and tailings of magnetic separation of jaspilites from the Kursk Magnetic Anomaly. The obtained composite binders possess high strength properties after...

The detection of intermittent chaos is an important embranchment of detection of weak signal based on chaos oscillator, which is used to detect the frequency of the signal. In this paper, a method of intermittent chaos detection based on the two-oscillator-difference is put forward. The validity of this...

With the capacity of integrated wind farm increasing, the reliability issues of power systems could not be ignored. This paper proposes an evaluation method for power system operation state based on elastic back-propagation neural network through the data of the phasor measurement unit. The effectiveness...

In order to improve the reliability of distribution network operation, this paper proposes a method that through adjusting the distributed power output to reduce the closing loop current. Mainly by regulating the operation state of the distributed power to change the power flow distribution, reduce the...

The flavor of onions at different processing times (0, 6, 14 20 days) were monitored by electronic nose. Different sensors were sensitive to different compounds. The results showed that the sulfur compounds were the major components in the onions, which decreased significantly with the increasing of...

The die optimization design is an effective way of overcoming the extrusion problems of plastic tube. Due to the obvious influence of the rheological properties of melt on the extrusion shape of the plastic tube, the reasonable cross-section shape of the die is one of most important factors in the die...

Water shortage is very serious in kunming area. Based on the precipitation and evaporation data of 2001-2011 of Kunming provided by Yunnan Meteorological Bureau, the article analyzes the change features of annual, seasonal and monthly rainfall and evaporation over the last 11 years. What's more, by referring...

With QQ instant messaging tool is widely used in contemporary college population, QQ group notifications is changing greatly influenced the thinking and behavior of contemporary college students. How to effectively be used of QQ to ideological and political education, is the ideological and political...

An safety accident of Xushui River bridge in the southwest expressway around Zhengzhou city occurred in July 2014. Due to the accumulation of building waste materials near the bridge, one of pier columns was broken up by accidental horizontal load. Key technology for emergency repair construction of...

The reasonable crusher shifting space should ensure that the comprehensive production cost of the open pit is the lowest. Factors affecting crusher shifting space were analyzed and economic indexes, system links composing and disposal scheme were put forward dealing with semi-continuous system management....

Laying hens are adult hens that are kept specifically for their eggs. The origin of laying hens is from the partridge which is dominated and selected so that it spawns quite a lot. The direction of selection of jungle fowl is indicated by the many producers. This study aims to determine the effect of...

Sorting is one of the important algorithms in computer programming. The ordinary 6 sorting algorithms are analyzed and compare from the algorithmic time complexity and stability. The executive efficiency of 6 sorting algorithms is verified by Java program. The costing time and stability of 6 sorting...

Magnetorheological elastomers (MREs) are typically comprised of magnetic particles and non-magnetic matrix. Their mechanical properties are dependent on many factors, among which temperature is very important yet lack of understanding due to limited studies. In this paper, experimental study has been...

With the popularity of social media applications, micro-blog has become the main carrier to reflect social public opinion. On the one hand, the extensive application of micro-blog has a positive effect on the development of national social and cultural aspects, on the other hand, it will produce some...

A key management strategy is presented for heterogeneous wireless sensor networks. The wireless sensor networks have some sensor nodes that are more powerful than other nodes. Both ordinary nodes and heterogeneous nodes are evenly distributed respectively in a sensing area that is divided into a number...

in this paper, the passenger car of the axis parts (materials - aluminum alloy 6061) for cross wedge rolling technology analysis, design calculation of the cross wedge rolling die. The process of cross wedge rolling was simulated by computer technology, and the parameters were optimized. Friction condition,...

The gap of the friction pair interface is tiny for the heat pump mechanical seal, the dynamic characteristics of the fluid-film couldn’t be come true easily when using the traditional experimental test. In this paper, the 3D FEM model of the fluid-film is set up, and then the dynamic characteristics...

With the development of science and technology, What we need in Cyber-Physical System CPS have became more and more complicated Because the system seem more vast more sensors,and need to be more intelligent , the data and information be collectted, stored, processed also need even more. So big data were...

This paper analyzed the horizontal distributions and the trends of Cu contents in surface and bottom waters in Jiaozhou Bay during 1982-1985 in Shandong Province of China. Based on this analysis, this paper established block diagram models for high sedimentation process. The distribution trends of Cu...

Natural gas is usually on unsteady-state condition, the change of volumes and pressures will bring different economic benefit at different time, so that the operation of natural gas pipeline should be optimized to guarantee the safety. By analyzing the pressure and volume varying with time, scheme could...

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Based on the purpose of the comfort zone of the drivers’ body angle and on the basis of evaluation principles in analyzing the human-machine adaption capacity, this paper puts forward the systematic and practical index system for the driving operation comfort evaluation. Facing the uncertain factors...

The irreducible water saturation, the saturation of water when it begins to flow, is not a fixed value in the development process, whose numerical value is related to specific reservoir production conditions. Based on the integration of relative permeability curve and mercury intrusion curve, the author...

This paper focus on the assessment of the influence of insolation conditions & pump head on the system efficiency and water output of photovoltaic (PV) pumping system, and put forward a kind of PV pumping system with energy optimum utilization, which could optimize the efficiency and water output of...

The paper describes the research conducted in the NSTU named after R.E. Alekseev to design and create clutch linkage of the multispeed manual transmissions with automatic control and pneumatic actuator. It represents a general scheme of the transmission and clutch control, design model of the clutch...

The life evolutionary model is researched and simulated as well as other typical cellular automaton model. Different consequences are simulated with various cell numbers, different initial states and different evolution rules. After results comparison among these methods, the factors impacting stability...

Some fracture-cave units controlled by single well in fractured-vuggy carbonate reservoirs lack natural energy, which leads to rapid decline of production and recovery. Having applied the N2 huff and puff, Tahe Oilfield has improved their exploitation. However, the effect of N2 injection weakens in the...

In this paper we provide a universal fixture design procedure of shipboard box-type equipments, the basic principle is to manufacture two sets of screw kits with angle iron devices, install L-type hook structures (or F-type structure) at both ends of the kits, then fix on the work platform according...

This paper proposes a novel abnormal motion detection method for advanced driver assistance system (AMAD-ADAS) containing techniques of lane markings detection, motion areas detection and abnormality quantification model. First, lane markings are detected based on Hough transform. Later, a novel motion...

The article shows that nowadays the strict requirements are being applied to the quality of diesel fuel (DF), especially to the content of organic sulfur compounds. These requirements must comply with European standards. Desulfurization of diesel fuels

Using information to realize manual equipment repair service can improve the efficiency of equipment maintenance, and master the latest information of operating status of equipment timely, and be propitious to statistics and archive information. Therefore, this paper proposes an equipment failuer repair...

Biochars, taking the biomass wastes as raw materials, can be obtained by using biomass pyrolysis technology. Biochar is favorable for environmental protection and can be taken as soil amendment, but the nutrient elements of biochar itself are poor, especially nitrogen element. Three biochars (corn stalk...

The development of information and communication technology in the 21st century has had an impact in the field of education. One of them is the development in the learning model that uses a lot of information and communication technology-based media. One of the technologies in learning that is currently...

The Upstream Bekasi River flood covering an area of 326 ha in 15 inundation points covers five sub-districts of Bekasi City. The Upstream Bekasi River has 2 (two) tributaries, namely Cikeas River and Cileungsi River. The Upstream Bekasi River flood was caused by a relatively small cross-sectional capacity...

One of strategic point of transportation development is transportation nodes such as ports in logistic network system. Currently, the port not only as a place for loading and unloading but also as a central point for the development of the surrounding area. Especially in multimode transportation this...

To address the issue of low utilization rate of a substantial amount of fine aggregate (particle size <5mm) in recycled asphalt pavement (RAP), a method is proposed to agglomerate RAP fine aggregate into recycled coarse aggregate (particle size range 5mm~15mm). Cement (20%, 30%, 40%) is used as the...

Further details regarding the Internet of Things (IoT)-based indoor cigarette smoke monitoring and disposal tool that has been developed by the author. The main component of this tool is the ATMega328 Microcontroller which acts as the main controller of the tool. The ESP32 microcontroller is used for...

In order to systematically analyze the progress and hotspots of subway station construction research, based on the China Knowledge Network (CNKI) database and Web of Science (WOS) database, 756 Chinese and 409 English journal articles were searched from 2005 to 2024. The CiteSpace software was used to...

The Ni-Co-Ti (CN) composite coatings were prepared on aluminum alloy by eletro deposition technology. The effects of eletro deposition process parameters on the tribological properties of composite coatings were investigated, and the best eletro deposition process parameters were determined. The tribological...

In this paper, by adding different amounts of rare earth Nd magnesium alloys in ZM21, ZM21 study of Nd on magnesium alloy thermal processing temperature ductility and plasticity effects and mechanism of the law. The results show that with the increase of Nd content, grain size ZM21 extruded magnesium...

The vigorous development of wind power is the driving force behind several different monitoring systems for wind farms, thus arising an increasingly prominent problem of non-uniform communication protocols. The remote and centralized control system for wind power based on IEC 61400-25 can help standardize...

To address the current problems including energy and environmental pressures as well as climbing oil prices, governments and consumers have been increasingly focused on fuel economy. Combined fuel consumption of passenger vehicles (L/100km) is applied as an important indicator in industry management...