Advances in Engineering Research

This paper firstly analyzes the current situation of the security of cloud computing, and analyzes several problems about the security of the cloud, and studies the existing access control model. Combining the characteristics of cloud computing security and the development trend of access control, the...

The results of damage on the GaAs solar cells surface irradiated by femtosecond laser show that: the anti-reflective layer irradiated by laser is damaged when the laser energy is more than 1 uJ; and when the energy is increased to 5uJ, the anti-reflective layer is completely damaged. The comparison between...

Considering the parameter uncertainties, model inaccuracies and external disturbances in the servo-system, it is difficult to achieve an ideal performance of the conventional sliding mode controller (SMC), so we designed a robust adaptive global sliding mode controller (RA-GSMC) by constructing a global...

This paper presents a composite learning (CL) architecture. The CL can make use of the advantages of both direct and indirect learning. By an appropriate threshold, the indirect learning can be switched into direct learning. In order to further improve the performance of direct learning, an improved...

In engineering construction, Piles have been come important base reinforce form. In this paper we established the mechanical model of the pile motivated vibration, and got the vibration partial differential equation of the pile, with the boundary conditions and initial conditions. From the mathematical...

From the aspect of a pile foundation in a structural loess area, this study analyzes the relationship between the generalized shearing strain and the generalized shearing stress of the soil mass around the pile under single pile reaming on the basis of the theory of cavity expansion. Through a triaxial...

This paper is based on the application of automobile ECU remote update in order to facilitate automotive remote update. At first, related technology of Bootloader was introduced. System design project of automobile ECU Bootloader was completed according to the design requirement. Then “incremental update”...

When using the minimum unbalance torque as the objective function to establish the optimization mathematical model of pulley block compensation in luffing mechanism, the dimensional optimal solutions do not have extension applicability. To solve this problem, a new optimization mathematical model, using...

In order to define mechanical properties of V-shaped insulator strings under dynamic wind load, a numerical commutating method is adopted. By carrying out comparative analysis of dynamic and static calculation results, this paper provides a theoretical basis for engineering design.

Traditional instruments have distinct　regional　characteristics, most of which are environment-friendly items.On the basis of imitation, this paper explores the application of modern technology, design ideas and methods to the re-evolutionary design research of the regional adaptation mechanism of traditional...

Abstract: The intelligent regulation and control strategies for rice and wheat combine harvesters' operation are lacking and the rule of parameter matching is fuzzy in China, around these issues, the dynamic correlation control law among the parameters of rice and wheat, cleaning operation parameters...

A novel method for the separation/enrichment of trace Bi3+ using microcrystalline thymolphthalein loaded with diacetydioxime was established. The effects of different parameters on the enrichment yield of Bi3+ have been investigated. The possible enrichment mechanism of Bi3+ was discussed. The results...

Concept drift detection is an active research area in data stream mining. The existing concept drift detection methods usually determine a concept is drifted or not drifted. In other words, the concepts are assigned into two classes such as drifted and un-drifted, which is typically based on two-way...

Subgrade strength is the main factor in determining the required thickness of any pavement. Therefore, the properties of a pavement subgrade materials must be determined, as they can predict the service life of a pavement. This paper examines the deviation of strength attained by sawdust and lime stabilized...

In transportation, Sleman Regency faces quite prevalent traffic issues, particularly traffic congestion and pollution that are caused by a surge in population mobility without being offset by sufficient development of traffic facilities and infrastructure. Therefore, a traffic management approach is...

With the development and popularization of computer technology, Internet of Things technology and artificial intelligence technology, the application of machine learning, especially deep learning is receiving increasing attention. In deep learning, CNN(Convolutional Neural Network) have demonstrated...

Along with the development of electronics technology, electrical loads are also developing. Originally, electrical loads are linear. However, as a result of the development of electronics technology, a non-linear electrical loads appear. Non-linear loads installed in a single phase power system such...

Macaca fascicularisis one of the nonhuman primates that live in groups with many males and females (multi male multi female group) so that interactions between individuals often occur. Despite having a wide distribution, M. fascicularis continues to decline in population. One of the efforts to protect...

Textile wastewater contains hazardous chemicals that are toxic, carcinogenic, and difficult to degrade. To address these issues, a waste treatment method using Advanced Oxidation Processes (AOPs) technology, such as the Ozone Plasma Nanobubble Reactor (OPNR), was tested. OPNR is a new technology that...

Erosion along the Cibeet River, particularly in the Cipayung area of Bekasi Regency, has caused severe riverbank degradation and poses risks to surrounding land use. To address this problem, groynes—structures intended to reduce flow velocity and deflect currents away from vulnerable banks—were assessed...

This research investigates the mechanical properties of concrete blocks made with industrial by-product materials including construction waste, washed cement fines from ready-mix concrete plants, brick dust, and ladle furnace slag. The study examines factors influencing compressive strength, void content,...

The Indonesian automotive industry contributed significantly to the economy. Indonesia has 22 automotive companies that have been operating and have helped absorb many employees. Sales forecasting is considered as future market demand. So that accurate sales forecasting can be used as one of the decision...

Navigating safely and independently is a significant challenge for visually impaired individuals, especially in crowded or unfamiliar environments. By creating a real-time navigation tool intended to improve mobility and independence, our work tackles this problem. The system employs a single camera...

Research on the spectrum of a graph with an algebraic structure still attracts much attention. Let Z be a commutative ring. The I ( Z ) is a graph...

A broad luminescence spectrum is presented, covering an energy range of 350–800 nm at temperatures of 18 K, 50 K, 90 K, 140 K, and 230 K. The sample ZnSe;Fe was excited by light with a wavelength of 325 nm (He–Cd laser). The resulting broad luminescence spectra at 18 K and 140 K were decomposed into...

Silicon-based substrates have long dominated the IC industry with their mature manufacturing processes and low costs, but are limited by narrower bandgaps and lower thermal conductivity, high-temperature and high-frequency scenarios that are becoming more common today. Compound semiconductor substrates...

The development of sea transportation is not accompanied by the growth of human resources in the logistics sector, which hurts the work assessment in the logistics sector. The research uses mixed methods, explanatory research, and journal research. Produce a novelty concept of character culture training;...

The low efficiency of the wick-type solar energy water distillation is due to the significant flow rate of contaminated water that will be distilled at the absorber. The flow rate of water in the absorber is generally regulated using a faucet. However, setting the water flow rate using a faucet is very...

Processing the wound bullet's cavity image has an important value on studying the temporary cavity's formation, evolution and quantitative evaluation of its size. But it is difficult to assure the quality of the image, so the boundary can not be distinguished. This paper proposes a hybrid filter method...

The geochemistry of metamorphic sedimentary rocks from Qingbaikou system in Xiangshan area indicate that : the Al2O3/ SiO2 is 0.13~0.23, equal to or slightly lower than the standard greywacke. In" REE/10-6-La/Yb" diagram, the investment point is in Sandy Rock and greywacke range, indicating that the...

The front abutment pressure of long fully-mechanized working face has an important influence on the law of rock motion and emergence of rock burst, and it is also directly related to safety and efficiency of production. Based on a fully-mechanized working face, by using Fast Language Analysis of continua...

We introduce a simpler approach for obtaining of usable processing algorithms of fast fluctuating Gaussian pulses with arbitrary modulation function in conditions of parametric prior uncertainty. We carry out the synthesis and analysis of the quasi-optimal measurer of a low-frequency random pulse signal...

This paper aims to research and provide a reasonable prediction method that can be applied on routine work of navigation marks. On one hand, the reasonable prediction method can help maintenance and management unit to reduce cost and relative risk. On the other hand, according to Yangtze river waterway...

The as-cast microstructure of niobium-containing slab was observed and characterized by metallographic microscope and scanning electron microscopy. The results show that the as-cast microstructure of the niobium-containing silicon steel slab is ferrite and a small amount of pearlite. There is no obvious...

UHTCC is a new type of material which is widely used in this study. It is effective to improve the performance of damaged reinforced concrete and improve its durability. UHTCC is applied to the reinforcement of concrete structure. There is no clear and effective method of calculating. How much of the...

Cooperative networks, cognitive radio networks, power allocation, relay selection, QoS.

The diagnostic value of fenestration itself is limited but it is quite different when fenestration is accompanied by IA. In recent years, the reconstruction model of IA has become the domestic and international hot topic for discussion, however, it is rare to see the research about reconstruction model...

Power transmission equipment condition is fatal in the power system. Incipient fault of transformer is detected as early as possible, which can make for reducing the loss by the interruptions of temporary ceasing run and increasing the level of the run and maintenance. Thus, it is proposed the condition...

The coal seam gas content is the base of coal mine gas reserves calculation, but also is the important index to forecast the gas emission and evaluate the coal and gas outburst danger. The paper summarizes the current widely used mathematical models to predict the coal seam gas content, and focuses on...

Aiming at the high complexity and low coverage ratio of existing coverage enhancing algorithms in directional wireless sensor network, a coverage enhancing algorithm based on numerical analysis and greedy iteration is proposed. The proposed algorithm adjusts the sensor direction by way of greedy iteration,...

In this paper, we conduct research on the novel spectrum allocation algorithm based on the graph coloring. Today, with the constant development of wireless communication technology, people demand for it is growing. The current communication resources are becoming increasingly nervous, the lack of spectrum...

To solve the Cloze-style reading comprehension task, a challenging task to test the understanding and reasoning abilities of model, we propose a general and novel model called Fast Associative with Attention Memory Network in this paper. Unlike regular language model, we use fast weights to store associative...

According to the problem that difficult to build accurate model of equipment due to DFIG complex operation condition and strong coupling characteristics of multi state variables , a intelligent data mining method was applied to the early fault warning and diagnosis of wind turbine equipment. The wind...

According to the working conditions and performance requirements of relieving, this topic designed four groups of chemical composition for the text and put forward a complete set of heat treatment process. And found a set of optimal component ratio and the heat treatment process by the experimental steel...

The control system of a certain type APU is analyzed and researched. Certain analysis on the mechanism of the structure and working principle of APU and study of the idea of its fuel control system are made. The main fuel flow control law and control algorithm are deduced by reverse analysis method....

Influence factors of the bearing capacity of cast-in-situ bored piles under the karst geology condition are studied. Taking the large diameter cast-in-situ bored piles of Yuanshui bride piers in karst region as an engineering example, effects of three influence factors on the bearing capacity of bored...

0.7(Bi0.95La0.05)FeO3-0.3BaTiO3 (0.7BLF-0.3BT) ceramics with pure perovskite structure were produced and packed from an aqueous tape casting method. The effects of pressure and temperature, during the tapes lamination process, on the bulk density and dielectric were systematically investigated to obtain...

In this paper, we investigate a nonlinear weakly singular integral inequality. The upper bounds of the embedded unknown functions are estimated explicitly by the definitions and rules of conformable fractional differential and conformable fractional integration, the techniques of change of variable,...

In this paper, the work energy on the machined surface during electrical discharge machining (short in EDM) process were modeling analyzed based on the electron field emission theory, electron sputtering theory and the effect of resistance heat of electron current when the tool electrode is positive....

GIS technology was introduced in the information management system of urban forest, and Tangshan City urban forestry management information system is established. The system has the capabilities for data acquisition, storage, analysis and updating of different kinds of spatial information. There were...

Rampura Agucha mine is exploiting the world's largest Pb-Zn deposit and is currently in progress of transitioning from open cast to underground mining. Underground ore access development is primarily developed through foliated strata of a moderate strength which pose many challenges.Rock mass response...

Through adjusting the curriculum, comprehensive learning environment design, and information technology aids to effectively integrate disabled students with learning, in order to assist them to control environment or communicate with people, and to improve their ability of independent living. Orange...

With the development of e-business technology and the policy support by the nation, industries has taken part in e-business and food industry is not an exception. E-tailing formats of food products is not only driving by general development of e-business in distribution channel, but also drive by adoption...

With the increasing tendency of heavy and inferior crude oil and the maturity of high viscosity and high density crude oil recovery technology, the proportion of refined heavy crude oil will be larger and larger. Adding a certain amount of intensifier in crude oil to improve crude processing conditions,...

Fault diagnosis of locomotive wheel-bearing is directly related to the locomotive performance and the safe operation of train. Owing to the fault signal of locomotive wheel-bearing being difficult to separate, the fault diagnosis method was proposed, which based on wavelet packets and morphological component...

Coastal regions and small islands has a diversity of natural resources potential is high, and it is very important for the development of social, economic, cultural, environmental, and buffer the sovereignty of Nations, therefore needs to be managed in a sustainable way and berwawasaan global, having...

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...

Polytherms of density and surface tension of lead alloys with minor sodium percentages were studied in heating mode in a range from Pb-Na melting temperature to 650°C under the atmosphere of pure Grade A He (99.995 %). It has been established that density and surface tension decrease with increased temperature,...

Resonant Wireless Power Transfer (RWPT) is free from wired transmission. It has also realized long-distance power transmission, which has become one of the hotspots at home and abroad. Based on the existing research foundation, this paper focuses on the analysis of the inverter module, rectifier module...

This paper deals with the reflection and refraction of finite-amplitude acoustic waves obliquely incidents to a plane interface between two lossless fluids. The study is based on the second-order harmonic wave equations in term of displacement potential in Lagrangian coordinate system. Variable parameter...

Latent attribute prediction problem in social network provides a set of conditions for the construction of text classification models. The general framework of current latent attribute prediction problems is mapping the text in social network to vector space, along with a classification model to classify...

The main purpose of this paper is to study the chloride ion penetration resistance and pore structure of magnesium silicate hydrate cement (MSH) mortars. The chloride ion penetration resistance of MSH mortars with different water-to-cement ratios (0.5, 0.55, 0.6) and different sand rates (25%, 50%, 75%)...

Increasing attention on the environmental issue especially the wastewater from the palm oil mill effluent (POME) has become one of the great concern to many researchers. The excessive amount of untreated POME may cause the reduction of oxygen and sunlight in the water, which in turn affects the aquatic...

Several The following research focuses on analysing waste biomass generated thru the processing of specific tropical fruits, such as Dragon fruit, Duku, Mangosteen, and Snake fruit. The amount (in %) of produced fruit waste biomass (skin, peel) during fruit processing was monitored, and collected waste...

X-Ray Plane is a tool that works using X-ray radiation for fluoroscopy and radiographic purposes. This beam is emitted from the tube directed at the body part and will be captured by the film, so that an image of the illuminated part of the body will be formed. X-rays are produced in a vacuum glass tube...

Soil erosion in Mongolia has intensified, and the general level of soil fertility has decreased. The effects of global warming, and human activities such as grazing pastureland, mining operation, intensification of agriculture, urbanization, and road damage are the main causes of soil cover degradation....

Drainage is an artificial channel that functions to channel surface water flow. The ability of drainage to deliver water flow is very influential on infrastructure and socio-community. Drainage that does not match the flow discharge will cause water to overflow to the surrounding area. The current large...

The pH of saliva is a very important indicator of oral health because continued acidic environments favor caries in the mouth. Commercial sugars available in the market have different acidogenic capabilities associated with them, and they lead to a different acidogenic effect on salivary pH after consumption....

Cement, which can solidify soft soil, not only improves the bearing capacity of poor ground but also contributes to solving various ground environmental issues, including the containment of pollutants. In this regard, the amount of cement added to the soil to achieve the required strength on the construction...

Amplifier is commonly used on signal processing. Class-A Amplifier is an amplification system which can amplify whole wave. Although it can amplify whole wave, it requires proper bias and collateral AC/DC load line. To set collateral AC/DC load line, Higher current through collector (IC) make better...

This work proposes a compact monopole antenna resonator with a modified ground plane to detect cancer related tumors in the brain. The meander line resonator is modeled on the economical dielectric substrate FR4. The design has dimensions of 9 × 16.8 × 1.6 mm3 and can radiate at 2.44 GHz with a 170 MHz...

Walls, as one of the primary building elements, play a crucial role in terms of temperature regulation, sound insulation, and resistance to natural disasters. Therefore, selecting the right wall material can significantly contribute to achieving green building goals. In this study, two different types...

As the growth of the elderly market demand, social endowment service industry arises at the historic moment. Aiming at the construction wave of pension real estate project in the present, and the complicacy of investment climate in pension real estate project, the blindness of investment and exploitation,...

This research report presents a gradation analysis of fine aggregates, a comparison of Cimangkok Sand, Jebrog Sand, River Sand, and Sea Sand in Sukabumi. Fine aggregate gradation analysis is essential in concrete mix design and other construction applications. The purpose of this study was to understand...

To evaluate emergency traffic warning, it is necessary to establish a set of accurate, concise, easy operation indexes system. Influence of unexpected events on transportation system is complex, involving many indexes, the early warning evaluation calculation is complex, and calculation accuracy is not...

Urban transportation with multiple traffic modes is quite a complex system, where pedestrian-vehicle mixed flows play important roles. This paper is to analyze the effect of pedestrians' crossing street on vehicle flows based on the investigation of their traffic characteristics. Rules of lane changing,...

The advantages of Principal Component Analysis (PCA) in dimension reduction are obvious, while the classifying methods are various. PCA, applied to Bayesian classification with the minimium risk, is adopted to realize classifying and testing the learning samples in this paper, eventually accurately realizing...

In high-speed train, since parts of driving medium are not fully rigid, it is common to have fluctuation of rotating speed in different sizes and phase leading to shaft torsional vibration in driving devices for kinds of reasons. Slight vibration can change the torsional stress on axis, which aggravate...

When the metal works at harsh environment, such as high temperature, corrosive gases, ablative particles and mechanical extrusion, abrasion resistance and corrosion resistance of it is needed to extend service life. Though hard chrome coating is used to do this job, there are still many difficult problems,...

As a new-type material for pavement structure, porous concrete has aroused a broad attention and discussion all around the world on the preparation technology and optimization design. The choice of material ingredient and its proportion of porous concrete have been discussed and corresponding tests had...

With the increasing population of cities and the increasingly powerful urban functions, the carriers of urban transportation and intercity traffic have been put to severe test. Beijing is an international metropolis, and its rail transit and intercity rail demand forecast are of great significance. In...

The present paper aims at monitoring the behavior of the high density polyethylene pipe when pressed by an external force in order to shut it off so that the natural gas can no longer pass through the distribution pipelines. The behavior of the polyethylene pipe will be observed by means of fast shutter...

The database is long-term storage in the computer, organized, shared data collection. Database to store large amounts of information in an effective and quick access to play an important role, it is the core and foundation of large information systems. Database management system is to establish, use...

This paper presents a method of power grid loop detection based on graph database. The topology concept is introduced to extract the network relationship from the power grid equipment. The devices and power lines in the power grid correspond to the vertices in the topological graph, and the connection...

This paper takes a voltage feedback DCM Buck converter as example, and analysis the distance in the converter which apart from equilibrium based on symbolic dynamics and relative entropy.

Low carbon and energy saving are the key factors influencing on the sustainable development of architectural industry. In the modern society featuring increasingly energy shortage and advocacy on low-carbon lifestyle, architectural designers shall take effective methods in architectural energy-saving...

The effect of cement dosage, polymer and fiber content on the mechanical properties and flexural toughness indices of the polymer and fiber composite modified cement concrete has been studied using an orthogonal experiment analysis method. And then the impact of these three factors on the 28d flexural-tensile...

It is easy to produce some defects on the adhesive interface of solid rocket motor, and it is urgent to develop a method on guided wave imaging detection. The propagation characteristics of guided wave dispersion and multi modes are analyzed. According to the propagation path, the guided wave imaging...

A new monobus temperature and humidity sensor DHT11 has the advantages of small size, simple interface, high speed response, cost effective characteristics and so on. This paper briefly introduces the concept of Monobus, and expounds the basic principle and the control use of DHT11 . The many advantages...

The influences of trace water on electrochemical performances for lithium ion batteries are investigated by adjusting the trace water in the electrolyte. Electrochemical performances and AC impedance spectra are tested after the first process of lithiation. Results indicate that the battery comprehensive...

Focus on the problem of packet reordering in concurrent multipath transmission which lead to an unnecessary fast retransmit and increase in network load, reduces the utilization of network resources.This paper put forward a kind of packet reordering analysis model in concurrent multipath transmission...

In order to study uniaxial compressive strength of the recycled lightweight aggregate cement mortar test cubes, replacement rate of recycled lightweight aggregate was selected as variables factors, uniaxial compression test of cement mortar was carried out with the use of five different recycled lightweight...

As urban water pollution becomes increasingly serious, the sewage treatment process becomes much more complicated, highly complex sewage treatment projects challenge the traditional 2D design and construction management mode. Based on parameterization, visualization, simulation and collaboration, the...

This paper analyzes the characteristics of the flood land change at the branching reach with bend after water storage of Three Gorges of Yangtze River, and demonstrates in combination with numerous engineering practice researches that the treatment measures regarding the branching reach with bend at...

TD-LTE-A; Transmission Delay Optimization; Scheduling; Resource Allocation; QoS

In this paper, we consider a generalized longest common subsequence problem, in which two constraining sequences of length and must be included as the subsequences of the two main sequences and the length of the result must be maximal. For the two input sequences and of lengths and , and the given two...

Objective: To optimize the enzymatic digestion processing parameters of soybean and improve the antioxidant activity of soybean peptides. Methods: microwave-assisted enzymatic digestion (MAED) was applied to extract antioxidant peptides from soybean with maximized antioxidant activity by response surface...

Electronic bidding system has become an increasingly popular method for transacting business, especially over the Internet. A self-healing key distribution scheme enables a group of users to establish a group key over an unreliable channel. We propose a group key distribution scheme with self-healing...

Street vendors choose locations in public spaces or state-owned spaces that are close to the main productive activities. In addition, street vendors also choose locations on roads that have a large quantity of movements. The city government then arranges the street vendors whose locations are often considered...

The research status from coupling blasting theory, experimental study on decoupling charge blasting, decoupling charge blasting field application research status, the decoupling charge blasting in the hole wall pressure increases, higher utilization of explosive energy, to enhance the ability of rock...