Advances in Engineering Research

Aiming at the problem that the study of vehicle door lightweight is mostly the single-objective optimization, and do not take unconcern factors into consideration, the vehicle door lightweight research of multi-objective optimization and robustness analysis is conducted. Firstly, the sensitivity analysis...

More than 50% of intelligent industrial robots used in the automotive field, and the deburring process is an important part of manufacturing technology. Using the patentometrics method for global deburring robot industry related technical patent statistics, makes patent trend analysis and interpretation...

The rise of fires caused by gas leakage, Liquefied Petroleum Gas (LPG) often occurs in the community and can cause material damage, as well as fatalities, in general, gas leaks occur due to problems with the regulator. Therefore we need an LPG leak control system that can provide information on LPG that...

The need for the development of the guide fin design that will be used in vertical double shaft wind turbines, the development of the directional tail fins are used to increase the efficiency of the wind turbine. By using a ratio of 1.4 and the area being scaled to 0.042 m2. The purpose of this research...

Landslides often occur in the Cisumdawu toll road area. The reason is that the toll road section is located in a basin surrounded by three volcanic mountains, namely Mount Tampomas, Manglayang, and Patuha, so that it has geographical conditions in the form of ravines and cliffs that have steep slopes....

The encapsulation technology of manufacturing resources for software is studied, which can efficiently share software resources under the environment of cloud manufacturing service. We propose a general encapsulation method of cloud manufacturing resources based on Web Service. Firstly, cloud manufacturing...

Al2O3-ZrO2 composite powder by sol-gel method was added into fine-particle and ceramic type zirconia me-tering nozzle to prepare modified metering nozzle. The differences in performance of nozzles were studied through XRD, SEM analysis and physical property test. The results are as follows: After modified,...

If tourism benefits, plutonomy benefits and generated hydropower are incorporated in the mathematical model to be studied, it is bound to make the model very complex and difficult to solve. To solve this problem, the key role of dam system in flood control, water and sediment regulation should be considered,...

This paper provides an elaborate summary and review on the development and progress in the preparation and application of p-menthane-1,8-diol monohydrate.

This paper studied the effect of cryogenic treatment on the fatigue crack propagation property of 7075 aluminum alloy at a series of cryogenic temperatures using mechanics testing. Three cryogenic temperatures were chosen for cryogenic treatment: -60 , -120 and -196 . The result showed that cryogenic...

Monitoring of metal oxide surge arresters (MOA) due to aging, moisture and other components cause increased resistive current. Therefore, this paper designed an experiment-based DSP on-line monitoring device. The instrument can transmit the data into our computers or cell phonespassed by WIFI . In order...

This paper shows a new method to book loan quantity prediction using time series data mining which unites data mining and chaos theory to characterize and predict events in nonperiodic, complex and chaotic time series. Intelligent library management, including inquire, borrowing and reading, typify a...

In recent years, tunnels and underground engineering are developing rapidly, and meanwhile the topography, complex geological conditions making interpretation difficult in case of ground penetrating radar. To solve this problem, we introduce a two-dimensional forward simulation method for ground penetrating...

A technique for controlling the shape of the surface and the defects of the cutting tool by an optoelectronic system of the light field is proposed. The physical and information models of the optical-electronic light field recorder, the mathematical model of the edge of the cutting surface of the tap,...

A new Y-block design’s function and hydraulic performance were verified through numerical methods and experimental validation. The velocity fields of its internal flow channel and turbulence energy under different opening levels were analyzed by ANSYS. Combined with experiments, the automatic switching...

In order to optimize the production process of the fused Zirconia-Alumina-Silica (AZS) material, the cooling process of fused AZS material was analyzed and the influences of latent heat on solidification sequence, solidification time, temperature gradient and residual melt modulus of cast system were...

Jiangling depression found in oil exploration in its deep Tertiary volcanic rocks containing potassium-rich brine, unusually high grade potassium, potash is an important resource. Potassium-rich volcanic important reservoir brine, and depression has a wide distribution in the volcanic area of great thickness,...

In order to deal with the difficulties of the heavy workloads and ambiguity of text labeling in the traditional image retrieval and the problem that the studies on 3D medical images retrieval were lacking, this paper proposes an robust algorithm based on perceptual hashing for 3D medical images retrieval....

The approach to taking into account the spatial variability of soil properties during decision making in agro-ecosystem management has presented. The approach is based on the quantitative indicators of plants production process (wheat crop) obtained by using a dynamic model of the agricultural plants...

In this paper, we discuss how to combine the idea of sustainable development with urban planning as a public policy, and support the construction of low carbon cities by scientific and reasonable planning according to the concept of low carbon city. The main points of the paper are the guidance and the...

The geometrical structure, electronic properties, surface energy and formation enthalpy of Ni-rich Al-based quasicrystals cluster models have been studied with the generalized gradient approximation (GGA) based on the density functional theory (DFT). Based on the first-principles calculation method,...

Isopiestic method is a common experimental method used in the field of the thermodynamic property of electrolyte solutions. The principle of isopiestic method, the development of isopiestic equipment and the application of isopiestic method in the field of thermodynamic properties of aqueous solutions...

There are many gullies in loess area, if enough incompact soil accumulates in the gully, it will cause mudflow when encountering heavy rains. Kang gully located in transition of loess tableland and terrace of Weihe River in Weinan, has a larger longitudinal grade, intense erosion of ground water, and...

There are many problems such as various unknown signals, poor signals' stability and high error rates in the process of transmission. In view of the complex sensor distribution as well as various types of signals. This paper put forward a kind of device which can realize linear transformation from frequency...

Heart Rate Variability is the description of instant duration change between two linked heartbeat in a series of continuing ECG signal. It was found that it can be used to recognize people’s psychological stress. Characteristic parameters selecting and recognition model have becoming the kernel of study....

Users by different intensity authentication can gain different levels of access in secure operating system. Multiple authentication using Multiple Identity Authentications (MIA) mechanisms and MIA rules authenticate users, through the fuzzy inference, the different users are given different authentication...

Gear couplings are used to transmit torque, and theoretically all teethes transmitted the same amount of torque and there is no difference in meshing force for each tooth. In practice, due to manufacturing and mounting errors, not all teeth transmit the same amount of torque, and then resulting in an...

In this research, a two-dimension physical model experiment was conducted, which studied the wave force characteristics on steel pipe pile under three different construction stages. The experiment results show that the single pile horizontal force maximum and sub-maximum and total horizontal force maximum...

The purpose of this article is to explore student’s metacognitive failure based on red flag in mathematics problem solving. Red flag is a term that indicates the metacognitive failure was occurred, which is characterized by (1) there is an error detection, (2) no progress at processing step of activities,...

This study aims to produce a four-tier diagnostic test instrument on concepts in Chemical Kinetics where students experience misconceptions through the four-tier misconception diagnostic test. The test was developed based on several concepts: reaction rate, activated complex, reaction rate law, reaction...

Currently, the custom of renewable energy to moderate the effects of global warming and its impact on the environment has become increasing day to day. Several nation-states currently have a majority of photovoltaics in use, which suggests that these renewable energy sources can be calculated with significant...

The exceptional level of performance. In this work, the manufacture and characterization efforts are focused on a metal matrix nano-composite material that contains reinforcements made from agricultural waste. It is very desired to have composites that are constructed using aluminium 7175 as its foundational...

Recently, Additive Manufacturing (AM) technology was undergoing rapid development, incorporating nanotechnology to enhance the final product’s quality. Stereolithography (SLA) constitutes a form of AM that fabricates three-dimensional objects by solidifying liquid resin through ultraviolet light exposure,...

With the fast development of the Industry 4.0 program and the increasing popularity of high-level automation, the need for the identification and monitoring of industrial instruments grows as well. Convolutional neural networks can provide the precision and accuracy required for monitoring and recognition...

Mitigating global warming and reducing harmful air pollution, the effective management of NOx emissions via Selective Catalytic Reduction (SCR) systems is a major priority. For this reason, This study presents a comprehensive investigation of the NOx reduction performance of Sb-doped Ce/TiO₂–Cordierite...

Potential mechanism of inhibition of Sulfate Reducing Bacteria (SRB) at the presence of ZnO/Tourmaline was further investigated by Density Functional Theory (DFT) calculation. The structure and electronic states analysis quantitatively and qualitatively dictate the selectively catalytic generation of...

On the basis of summing up the evaluation and prediction methods of construction land scale, this paper explored a new method for forecasting construction land in small towns. Taking Fuping County as an example, correlation analysis was used to determine the driven factors of land expansion such as economy,...

The design of front-end signals acquisition circuit is made for extraction of EEG signals, thus making it possible to amplify, filter, and remove the interference of source signal collected from the brain electrode. After the signal go in turn through such links as pre-amplification, high-pass filtration,...

Aiming at the NAND flash which is widely used in industrial storage management, the embedded file system named 'Jkffs' is designed, it is a log-structured file system, a direct addressing algorithm is descripted, Tnode-tree, changeble-Tnodelength are used, the method of Chunk array is mentioned also....

Stress release through artificial blasting is often used in deep roadways to prevent rock-burst, but the results in many coal mines are unsatisfactory since the dissipation mechanism of shock and vibration energy influenced by the rupture structure of the coal and rock mass in the stress release area...

Objective: In the traditional edge detection differential operators, the first-order derivative masks are easy to loss image details information, and the second-order derivative masks are more sensitive to noise. As for these problems, this paper proposes a fractional-order mask for medical image segmentation....

Variable weight synthesis method is a safety assessment method which is using the varied weight principle, base on analytic Hierarchy Process and combining the theory of Grey relevancy, it reduce influence that secondary cause is not obvious in assessment process, and make the result more correct and...

Grid radio monitoring system is composed of dense radio sensors in a certain area, and the nodes are interconnected and shared, so the overall cognition performance of the electromagnetic environment is improved. Micro RF sensor is the core equipment in the system, so this paper constructs a micro RF...

With the development of cloud computing, people have become accustomed to using these cheap and convenient services provided by the cloud server for data storage and processing. For protecting data privacy from leaking information to unauthorized users, probably including the cloud service provider (CSP),...

The dual-drive synchronous control strategies are researched in the paper, in order to Solve the control problem of the firefighting and rescue equipment. Through analysis and comparison the control strategy of deviation coupling synchronous with the control strategy of the EVLS synchronous the corresponding...

In this paper, aiming on the sub-synchronous oscillation (SSO) of hybrid AC-DC transmission system which contains modular multilevel converter based High Voltage Direct Current (MMC-HVDC), the coordinated control of sub-synchronous oscillation damping controller (SSDC) and supplementary excitation damping...

This paper evaluated the impacts of various factors on the youngcyclist’s intention of aberrant crossing behaviors at intersections. Bicycles were classified into conventional bikes and electric bikes (hereinafter referred to as e-bikes). Data were collected from 374 participants in Nanjing, China.The...

The article presents the results of comparative analysis of chlorophyll fluorescence parameters of four potato hybrids: "Sante?Granat", "27004", "28034-7", "9635-30" and "Sarma", a widespread variety in Irkutsk region. The values of chlorophyll fluorescence parameters have been received by the method...

The article is devoted to the issues of the structure of deep submerged zones and oil and gas potential of Terek-Sunzhensk folded zone. Information on the study history of the region under consideration by deep drilling, CDP seismic reflection method and other geological and geophysical methods is presented...

We decompose energy consumption of Beijing-Tianjin-Hebei by Logarithmic Mean Division Index. Our results show that economic development, population and industrial structure promote energy consumption increase, energy intensity play a role in reducing energy consumption, energy structure change almost...

This paper presents the findings of an investigation into the influence of silicon carbide on weld metal hardness in arc welding and build-up welding with coated electrodes. It is shown that the hardness of the weld bead increases with increasing silicon content. Decreasing the content of solid solution...

Polarization detection technology has become an important means of detection technology. This paper discusses the principle and measuring method of polarization detection, typical features and the polarization characteristics, such as rock, concrete, soil, vegetation and military targets. According to...

Objective: To investigate the treatment effect of the early operation on the NEC disease. Methods: A retrospective analysis of our Hospital in recent 8 years, neonatal and pediatric surgery in the diagnosis and treatment of neonatal necrotizing enterocolitis cases. According to the modified Bell stage,...

Tetrabromobisphenol-A (TBBPA) is one of the most widely used brominates flame retardants that has extensively been detected in various environments worldwide. In the present study, the characteristics of co metabolic degradation of TBBPA by a facultative bacterium strain GC were investigated. TBBPA (10...

Stellera chamaejasme is the most typical invasive plant in North Tibet. Monitoring the distribution of the Stellera chamaejasme is the prerequisite for grassland quality evaluation or management. In this paper, the hyperspectral image of HJ-1A satellite (HJ-1A HSI) was used to monitor the Stellera chamaejasme...

Recommendation systems aim to provide item recommendations to users. By offering recommendations, users can consider the suggested items. One method for building a recommendation system is Collaborative Filtering. Collaborative filtering works by utilizing user ratings to predict their ratings for specific...

At present, China is actively promoting the old neighborhood renovation project, and the introduction of EPC mode has significantly improved the efficiency of project execution. However, general contractors face higher risks under this model, so it is particularly important to strengthen project cost...

In the era of rapid advancements in artificial intelligence (AI) and deep learning, the choice of hardware processors plays a critical role in determining the efficiency of model training and inference. This paper talks about the two leading processors: the general purposed Graphics Processing Unit (GPU)...

The development of e-commerce is profoundly changing the pattern of the Internet, but also has great influence on the technology of making web sites. Javascript technology application in the e-commerce development greatly improve the interactive ability of websites, from the website of the UI design...

With the rapid development of smart substation technology, people become more and more anxious about the security of smart substation technology as they can't get the concrete difference between smart substation and comprehensive automation substation in runnning status. In this paper, according to the...

Palladium nanoparticles (Pd NPs) supported on the surface of SBA-15 nanocomposites were synthesized by a one-step, facile ultrasonic method. The Pd/SBA-15 nanocomposites were characterized by X-ray diffraction (XRD), transmission electron microscopy (TEM), N2 adsorption-desorption. The Pd NPs had an...

For the disadvantages of discovery mechanism of current networked manufacturing resources based on Semantic Web Service, a joint discovery mechanism based on UDDI (Universal Description, Discovery and Integration) and WSIL (Web Services Inspection Language) was put forward. Basic process features are...

Henan is a populous province in China, and its banking system is sound. The development of local banks plays an significant role in economic development of Henan Province. For these factors, some suggestions are presented, such as increasing capital accumulation rate reasonably, improving the management...

This study is based on an actual preloading project of permafrost region in Dalian, China. In order to obtain the testing results and reflect the reinforcement effect of this project, there are some preparations that are needed to be carried out, such as field monitoring, data analysis and so on. According...

With the increasing number of cyber incidents currently, cyberspace has become a more and more important domain. Lack of suitable models to characterize cyberspace makes it hard to carry on researches in this area. This paper presents a novel cyberspace model based on hypergraph to describe homogeneous...

This paper tries to use the finite element analysis software ABAQUS to build the model and get images of rock stiffness degeneration, then get the displacement velocity and acceleration curves of drill and drill bit to express the longitudinal, transverse and torsional vibrations, as well as random access...

The dynamic changes in sediment nutrients, alkaline phosphatase activity and the relationships between them and wetland in Hulunbeier Grassland in different sites were studied. The results show that with the time change, pH value of wetlands sediment in three sites showed increasing trend. And organic...

in the process of studying robot motion trajectory optimal control method, when using the current algorithm to process optimal control for robot motion trajectory, there are problems of a large amount of calculation and complex control process. For this purpose, a robot motion trajectory optimal control...

To enhance the quality of education and the level of running schools in colleges and universities, especially in applied technology oriented universities, we need a team of "DT" ("Double Teachers") with profound the oretical knowledge and rich practical experience. Therefore, the research & development...

Ultrasonography is an important examination for the diagnosis of chronic liver disease. The doctor gives the liver indicators and suggests the patient’s condition according to the description of ultrasound report. With the rapid increase in the amount of data of ultrasound report, the workload of professional...

Polyacrylamide (PAA) is a reticular macromolecular compound, and the C=N bonds produced by the reaction with glutaraldehyde reveal intensive near-infrared fluorescence (NIRF). This paper studies the effect factors on the fluorescence intensity of PAA microspheres (beads), including the particle size...

In order to study the theoretical research of electromagnetic coupling resonance wireless transmission technology, the model was established by coupling theory and circuit theory respectively. By studying the transmission characteristics of power and efficiency, the parameters of the system, the relative...

Residual stress is one of the important factors in the failure of brazed joints. In order to study accurately the residual stress in the brazed joints, the holding stage of brazing is taken into account. According to the microstructure of the brazed joint, a finite element model was built. The distribution...

In this thesis, the resource allocation model based on Immune Clone Algorithms, highly conforming to reality, brings various complicated factors in actual course arrangement into model computing. The solution shows that the model can effectively arrange courses in colleges and universities, which deserves...

Spark is a kind of big data processing platform based on memory computing. The Spark default serialization strategy has low utilization of cache which has greatly influenced the efficiency of Spark task execution. For solving this problem of low computational efficiency caused by insufficient memory,...

Based on the Finite Volume Method (FVM), the impact on a rigid plate by a free falling liquid body is investigated in this paper. The Volume of Fluid (VOF) technique is used to track the free surface. Based on the proposed technique, the impact of a free falling liquid body is simulated, and the effects...

In the traditional background subtraction algorithms based on color, in the special critical situation, such as face the challenges of shadows, color camouflage, illumination changes, they can't achieve good results. But depth data can solve such problems effectively, because depth sensor operating normally...

Digital leadership has become a decisive factor towards the efficacy of the workforce in technology-oriented organizations especially in the fast-evolving banking environment in India. As tools of artificial intelligence (AI) and machine learning (ML) are being integrated in human resource analytics,...

Inspections of railway infrastructure components are carried out to determine the condition and function of railway infrastructure. One of the checks carried out is a railway fastening systems inspection. By regulations, fastening systems inspections are carried out to determine the completeness of the...

Culinary tourism plays a significant role in enhancing the travel experience of visitors. In Nusa Dua, Bali, the large influx of both domestic and international tourists has led to an increase in dining establishments, making the process of selecting a restaurant more challenging. This study presents...

Indonesia’s high seismicity necessitates robust Earthquake Early Warning Systems (EEWS). Existing systems, while valuable, often face limitations in notification speed and the precision of impact area estimation. This paper presents the development of an enhanced earthquake warning system designed to...

To maintain the ideal battery temperature, the electric car battery cooling system is very important. Battery life will decrease if the battery is often operated at high temperatures. The battery cooling system in electric cars must be made to keep the battery from overheating. Battery performance and...

With the evolution of process and innovation of design technology, it makes soft errors on the reliability of the integrated circuit to bring more and more serious threat. Space radiation environment caused by high-energy particles Single Event Upset (SEU) event seriously affected the reliability of...

This paper introduces the present status of coking industry in China and the types and uses of coking products, and lists the problems encountered in the recovery process and the recycling process. Putting forward the new technologies and the optimization of the process which can make the coking production...

A typical high bypass ratio turbofan engine is used in this paper to study the structural parameters for the fuse, and a hollow thin section on the support of bearing No.1 between a forward bearing seat and an aft mount flange is referred to as the primary fuse structure. Influences of its structural...

This paper emphasize “maxproximity” to define the maximum proximity between a product with RCA1, then calculate the relationship between them. We take China as an example to verify the feasibility on maxproximity, simulate the product structure evolution with the rules we summarize, and construct a product...

How to effectively map the virtual network in the network infrastructure is a huge challenge in network virtualization. In this paper, for the first time, we evaluate the global network node weight according to the betweenness centrality based on random walks, then introduce cluster coefficient theory...

At present, the lots of ongoing mixture and batching machine unit abroad exist unsure interact dynamic influence in production and operation flow process, facility dynamic physical characteristic, computation precision difference, and many factors difficult to analysis. there are multiple factors that...

The paper selects 100 mesh steel slag as the adsorbent, to study the effect of temperature, adsorption time, pH value of the solution and steel slag dosage on the removal rate of Cr3+ .The results show that for 50 ml ,100mg/l Cr3+ simulated wastewater, the best adsorption condition of steel slag is that...

To determine the chemical constituents of Selaginella doederleinii Hieron. The compounds were isolated and purified from the Ethyl Acetate Fraction from Ethanol Extract of Selaginella doederleinii Hieron by multiple chromatographic techniques including macroporous resin, polyamide, silica gel, Sephadex...

Electrical properties, thermal stability and flammability are the important properties of insulating material in the high voltage metal-enclosed switchgear, which can affect the insulation fault of switchgear. With the development of new composite materials, it has a revolutionary impact on the switchgear...

A methodology was formulated for grading the quarries. To grade the quarry in terms of quality, the geological-cum-geotechnical characteristics of the rock mass and physico-mechanical properties were mainly considered. The point load test and rebound hardness using Schmidt hammer were used to estimate...

Permitted movements in form of lane markings on single traffic lanes can be defined as decision optimization variables at intersection level and can be connected to form a signal-controlled network system. Traffic demand patterns are always given in a OD matrix. It is therefore a new design method to...

This paper present a performance analysis of bi-directional converter using continuous switching pulse width modulation (CSPWM) and sinusoidal pulse width modulation (S-PWM) techniques. The analysis is carried out by means of rectification and inversion operation using two cases. In CASE-I CSPWM technique...

The amphibious armored vehicles will be the future integration across the sea island, especially the battle equipment of emergency operations, based on grey fixed weight clustering and triangle whitenization weight function, put forward to evaluate performance of amphibious armored vehicle combat general...

In view of reform tasks that state-owned large-scale power grid enterprises need to implement in aspects of state-owned assets and enterprises reform, power system reform and enterprise internal management reform, a key task identification model covering continuity degree of influence, national requirement...

For the problems of the temperature measurement and control system in steel mill, a temperature measurement and control system based on single chip microcomputer has been designed. The problems are defects in low precision of temperature measurement and large drift of temperature controlling. The designed...

Link prediction is an important branch of complex network analysis, which can identify the missing or future links in a network. In this paper, a new link prediction method is presented, inspired by the ideas of both resource allocation index and quasi-local indices, to estimate the likelihood of existing...

Traditionally it is widely acknowledged that there are gender differences in using language. Nowadays with the development of network, computer as a communication medium has attracted users around the world due to its convenience and efficiency. The problem is proposed whether gender differences in the...

In recent years, ZigBee technology has received many significant developments and high attention as the license free ISM frequency spectrum is available for commercial communications and applications. ZigBee’s attractive nature coupled with rapid growth in wireless communication systems has turned ZigBee...