Advances in Engineering Research

This paper reviews the existing user behavior analysis systematically and summarizes the latest progress of user behavior analysis. It introduces the user behavior analysis from multiple perspectives such as concept, data mining algorithm, application of different fields. It analyses deeply the advantages...

The LNG shipbuilding profiles’ deformation leads to lots of challenges for hi-precision shipbuilding, in order to achieve hi-precision manufacturing for deformed LNG shipbuilding profiles, a 3D-compensating algorithm for shipbuilding profile deformation is developed based on the profile deformation happening...

Based on the analysis on data about water regime in the downstream of Tao'er River (Taonan Reservoir) in Autumn (September 2 ～ October 1), the author analyzes the reasons of changes of the water level and flow rate of Tao'er River from aspects of the water supply mode of the river, factors of affecting...

Considering the multiplicative model for speckle noises, the kernel regression base on multiplicative model is built as the maximum likelihood estimation. Then, the gray similarity measure is put up forward based on the Gamma distribution, so the speckle reduction based on the multiplicative model for...

The article presents a conceptual and mathematical model of the intelligent decision support system of the unmanned aerial vehicle operator, what will allow one to make informed decisions in real time with a high degree of reliability.

It had been conducted research on characterization the mechanical properties of biodegradable plastic composites from HDPE (High Density Polyethylene) and gembolo starch. This study aims to determine the mechanical characteristics of biodegradable plastic made from a mixture of HDPE and gembolo starch....

According to the influence of wind power integration on the security and stability of power system, deterministic unit commitment is currently used to economic dispatch, which takes reserve capacities to cope with the wind power fluctuation. Compared with the traditional deterministic unit commitment,...

Total graceful labelling is a new graph labelling of graph theory. We define strongly the total graceful labelling and determine the existence of a class of trees having perfect matchings and strongly total graceful labellings. Our methods can be easily transferred into efficient algorithms.

The paper looks back the history background in which project supervision system occurred, illustrates the function of the project supervision. Then, while affirming the achievement that the project supervision work has got, combining the real situation of the project supervision, the paper widely and...

One single-period many products 4PL network location model which synthetically taking the manufactory, centralized return centre, consumption area/initial return point, repair processing centre, distribution centre, and disposal centre into account,is constructed in this paper. The objective is to minimize...

The necessity and research development of the optimization of NC machining parameters is analyzed. Problems, probable solutions, development trend of the optimization research of NC machining parameters are reviewed. And some useful research directions are proposed.

Human-Robot Collaboration aims at exploiting the different but complementary skills of both the human worker and the programmable machine. It requires a high degree of interaction between the two actors and it is accomplished by special devoted robots. The study shows it is possible to redesign existing...

With the continuous development of society, people have more and more material and spiritual needs. The interactive design of multimedia has drawn people's attention. Virtual reality can make people feel the immersive experience. Nowadays, many virtual museums and virtualized operating platforms have...

The aim of this research was to determine the growth and production of white oyster mushrooms and ear mushrooms on various types of substrates as well as the R/C value of farming ratios. Research has been carried out in the Integrated Laboratory of the Faculty of Agriculture, Unisma of Malang. The study...

Mechanical properties identification of rubber is important to predict rubber performance. Identification of rubber mechanical properties is more difficult to do than it is on metals due to hyper-elastic and nonlinear properties of rubber behavior. Mechanical properties of rubber are often expressed...

This research is a continuation of previous research related to monitoring and automation with certain controls in the electrical engineering laboratory. In the research that has been done, it is related to the design and build of monitoring of electrical quantities in Polines’ electrical workshops....

Indonesia is known as one of the largest coal producing countries in the world, especially on the island of Kalimantan. With coal reserves of ± 16,627 million tons. With such abundant coal reserves, Kalimantan uses rivers as the main means of transportation for coal distribution. However, the distance...

OFDM system can be implemented on GNU Radio, one type of SDR (software-defined radio). SDR is a transmitter and receiver system that uses digital signal processing to code, decode, and modulate data. GNU Radio is used as a transmitter and receiver model for quality measurements for the working of the...

Aceh is a seismically active region, with the 2016 Pidie Jaya earthquake highlighting the need for resilient building design. This study evaluates the seismic performance of Building A at the Faculty of Engineering, Universitas Syiah Kuala, in response to a proposed vertical extension from three to five...

Post-fire curing has proven to be an effective repair method in restoring the structural integrity of concrete structures affected by fire. Various post-fire curing methods have been explored in previous research; however, the practical feasibility of these methods remains a major concern. An experimental...

The COVID-19 pandemic broke out in December 2019 because of SARS – cov. As of November 24, 2020, more than 59 million cases were accounted in all over the world, causing more than one million passing. Covid 19 is portrayed by incendiary disorder such as fever, coughing, breathing problems, agony, and...

The goal of this study was to classify images of typical Central Javanese batik, including Pekalongan, Semarang, Lasem, Pati, and Solo batik. Batik has a variety of varied motifs; each region in Indonesia has certain characteristics on batik motifs. Based on literature studies, the use of probabilistic...

Convolutional Neural Networks (CNNs) have shown great promise in handling the challenging task of classifying MRI images, particularly in the identification of brain tumors and the diagnosis of Alzheimer’s disease. Finding the ideal values for these parameters can still be difficult because of the complexity...

Two-dimensional semiconductors are redefining the landscape of digital integrated circuits (ICs) by leveraging their atomic-scale thickness, exceptional carrier mobility (>200 cm2/V·s), and layer-dependent bandgap tunability. These properties directly address silicon’s limitations, particularly short-channel...

With the development of materials science and technology, extensive experimental research has been conducted on the properties of PVA steel hybrid fiber-reinforced cement-based composites. However, due to external and human factors, errors and relative limitations have occurred. Therefore, the use of...

Submarine pipelines experience continuous exposure to complex loading conditions during operation, including external hydrostatic pressure, axial tension and bending moment. The interactive effects of combined loadings significantly amplify structural vulnerability to catastrophic collapse, particularly...

This study explores the thrust modulation capability of a hybrid rocket motor (HRM) using a novel multilayer tubular (MLT) fuel grain configuration. The fuel design integrates two distinct fuel materials paraffin wax as a booster and polylactic acid (PLA) as a sustainer arranged in concentric layers...

Silicon-based electronic products are the main devices in the world’s market. However, silicon has a relatively narrow bandgap and it is difficult for silicon-based electronic products to work in extreme environments. Therefore, silicon carbide emerged as the third-generation semiconductor. An important...

The potential for environmental pollution can occur in shipping activities and port activities, therefore the Ministry of Transportation issued PM Number 58 of 2013. Based on conditions at the port, it was found that regulations were still not fulfilled, such as tools and materials for dealing with environmental...

In the current low-carbon economy, consciousness regarding environmental protection is rising worldwide, leading to increasingly stringent environmental regulations. China, the world's largest exporter, is undoubtedly affected, especially in transportation and communication facilities, which constitute...

A low cost, high performance safety monitoring system of rock mass acoustic emission which is able to complete wireless transmission has been established through adjustment of the present safety monitoring system. The experimental study of rock mass acoustic emission demonstrated that the improved system...

This paper presents a hierarchical planning method for battery energy storage system (BESS) operator and the distribution company (DISCO) collaborative planning in the distribution network with application scenarios that BESS operator invests the constructions of BESS. The charge and discharge contract...

In contemporary times, mobile Internet technology developed rapidly. Large data information analysis technology has been widely used, and extended to the mobile UI design. User consumption habits, use behavior and other data information has become a guiding factor in mobile UI design, but also an important...

The secondary vibration isolation may be used to abate sound transmission in solid in the application of damping and noise reduction treatment engineering, which can have an ideal effect. The secondary vibration isolation system has a natural low frequency so it can isolate low frequency vibration. The...

In this paper, we discuss authentication issues for Hadoop security in a cloud environment. The main focus is on security issues that are associated with authentication in Hadoop which is framework for storing data on large clusters of commodity hardware — everyday computer hardware that is affordable...

Data mining technology brings together databases, artificial intelligence, machine learning, statistics, visualization, parallel computing in different fields, to build their own methodology. Use database technology for front-end data processing, application of machine learning methods to extract useful...

A practical method to calculate the prestressing forces of suspendome structures using force method is put forward in this paper. For a suspendome structure having n hoop cables, n control points can be selected. A system of linear homogeneous equations with n unknown cable forces can be obtained through...

Academic influence evaluation is an important task in the research institution’s evaluation, ranking and resources allocation. A science network method based academic influence evaluation model is proposed in this paper, which focus on building up a comprehensive model with consideration of the papers,...

Ground Penetrating Radar(GPR) is a high-frequency electromagnetic pulse technology, which is widely used in geological exploration. Within a short distance, the changes of formation in front of the tunnel face can be detected with high accuracy. It has a higher ability to identify broken fault zone,...

The purpose of this study is to investigate the preparation and characterizations of Fe3O4/cellulose composite material by the method of solidoid compound. Results showed that the Fe3O4/cellulose composite in sheet form has been prepared by a solid reaction process. Fe3O4 nanoparticle was distributed...

The purpose of this article is the evaluation of the actual condition of unmanned underwater vehicles in the world. The extensive review of the world market of unmanned underwater vehicles was made. The all reviewed vehicles are used at present time or exist like prototypes. All robots were systematized...

We presented a new two-dimensional crack criterion for DDA (Discontinuous Deformation Analysis) method to simulate the failure of pre-crack Brazilian disc marble specimens under dynamic loading. The Split Hopkinson Pressure Bar (SHPB) equipment was used to impact the specimen and check the applicability...

A mechanical model for major flywheel on DMFW spinning is established by means of the method of elastic-plastic theory, and the forming process of flywheel is simulated numerically with the software Deform-3D. The curves of forming by different revolving feed ratio are presented and the distribution...

Based on the cable transmission line simulation method, this paper conducts cable string simulation analysis on common power signals, including: 115V 400Hz single-phase AC, 220V 50Hz single-phase AC, 380V 50Hz three-phase Y-type AC power. Meanwhile, through the programmable power supply, using the electric...

Taking the Jinan National Games Stadium as an example, according to the characteristics of the hoop-shaped spherical reticulated shell, the APDL language (Ansys Parametric Design Language) was used to program the parametric macro design of the single-layer reticulated shell, and the ANSYS software was...

The purpose of this study is to isolate, purify and characterize active compounds from E. heterophylla L. plants and to know the antidiabetic activity of pure Katemas (E.heterophylla, L.) leaf compounds in vitro and in silico (molecular docking) through inhibition of alpha glucosidase enzymes. In this...

Increase in marbling is one of the essential factors for enhancement of tenderness in beef. Adipogenesis; the main contributor in marbling, consists of two stages: preadipocyte determination and adipocyte differentiation. Preadipocyte determination occurs even from growing stage, while adipocyte differentiation...

Water is an essential commodity for survival and for the improvement of life quality. Although drinking water is a basic human right, many people do not have access to safe and adequate drinking water, and thus safe and reliable water supply is one of the most important things in rural areas today. The...

Safety risks are complicated in the metro construction, so the identification and control of the risk factors as well as the mitigation of coupling effect of risk events are the important ways to improve the safety performance of the deep foundation pit construction project. The purpose of this paper...

The paper reports on fuels and lubricants as well as composite materials used for modern aviation. Fuels for jet aviation and their characteristics are discussed. Various petroleum oils and specialty liquids are analyzed. Possible applications of petroleum-derived modern composites for MS-21 are considered....

Observance of temperature condition of any production is carried out by means of the systems of reverse water supply equipped most often with fans and cooling towers. In this article, the design of the drop and film sprinkler of coolers and results of a research of efficiency of his work is described.

In this work, a stirring and heating test system was built. An experiments at different rotational speeds within 1 h has been done for three working fluids: water, 46 # hydraulic oil and saturated NaCl. Under the ideal state without considering the energy loss, the results show that the temperature rise...

Research and application of image processing technology is more and more received the influence of social development, and with its own technical characteristics, in turn, affect the progress of the society as a whole technology. This paper simply summarized the recent development of digital image processing...

A newly developed nonlinear flow numerical software was used to make a research for the Pre-Darcy flow of CQZS super-low permeability reservoir. The results show that: the nonlinear seepage dominates in a large scale of formation; under the conditions of present well pattern, the residual oil saturation...

In this paper, the torsional vibration suppression is investigated for a gear system installed with a damping ring. The dynamic model of the gear-damping ring system is established, where the friction between the gear and the ring is described by the Stribeck model. The harmonic balance method is employed...

This paper mainly studies the LED illumination of visible light communication system, the key technology on launch. Through the analysis of the basic characteristics of white LED, it respectively designed for analog and digital modulation communication system to the launch of the LED driver circuit....

To meet the social demand for talent level, to adapt to the needs of professional construction of higher education in china, it is an inevitable trend to carry out the construction of curriculum group in the professional construction of higher education institutions. The organization division of curriculum...

In the field of engineering management practice in today's China, the theoretical research of project success is still a hot topic. On the basis of literature and Chinese context, the project success factors are summarized for the Chinese construction projects, and the hierarchical structure model of...

This paper mainly focuses on discussing the spatial sequence in the renewal of traditional street and lane space through the analysis of space distribution, street alongside interface and street node space of traditional street in Jinan old city. Furthermore, the characteristics of traditional commercial...

Based on the characteristics of clinical medical literature keywords including syndrome, disease and treatment, a multidimensional analysis system for medical literature retrieval keywords is designed to satisfy the needs of users. The system focuses on the analysis of medical literature retrieval keywords,...

Hand gesture recognition is considered important with development technology in industry 4.0 in Human-Computer-Interactions (HCI) which gives computers the competence to capture and interpret hand gestures the executing command without touching devices physically. The MediaPipe is present as a framework...

Coconut shell charcoal briquetting usually applies thermal drying with LPG, CNG, and biomass as the common fuel for heating. Fuel price is significant for production cost in addition to raw material and environmental issue. Therefore, its price is subject to fuel price volatility. As the fossil price...

Students at Politeknik Negeri Bali often face difficulties when completing their final projects, especially in reviewing large numbers of scientific articles. The process of searching, reading, and understanding relevant literature is time-consuming and may hinder learning efficiency and research quality....

Access to reliable and sustainable electrical energy remains a challenge for coastal communities in Indonesia, especially in areas not yet served by the national grid. This study presents the design and implementation of a standalone solar power system (PLTS) integrated with Internet of Things (IoT)...

This paper presents the series of shaking table tests performed on a new electricity-generating Tuned Mass Damper (TMD) called to as Tuned Mass Piezo-Damper (TMPD), which intends to harvest electric power using the vibrational energy of the structure on which it is attached. The tests were conducted...

The Wavelet transform is a new-style mathematic analysis tool, which is considered as a great breakthrough of tools andmethods recently.This paper introduces the theoretical basis of wavelet transform, clarifies methods of signal de-nosing based on wavelet transform and gives the characteristics of all...

COD standard discharge of wastewater in offshore oilfields is an important part of oilfield wastewater treatment. The polymer-contained oily wastewater from oilfields in Bohai Sea was taken as the object. Combining with the wastewater treatment experiments, the major composition of COD as oils, polymer...

Objective: This work was aimed to study carbon footprint calculation method of printing enterprise. Method: Carbon footprint calculation methods and procedures were studied based on ISO 14064-1 standard and the actual operations of printing enterprises. Carbon footprint of a specific printing enterprise...

In the Yellow Sea and the Bohai Sea, the five layers tidal currents fields of M2, S2, K1 and O1 constituents were computed hourly in a period based on the three-dimensional model established by Jan O. Backhaus. The computation results indicate that three convergent and divergent regions of tidal currents...

Monitoring system of the ventilator is one of the fast developing technologies in the automation and informationization process of coal mine. At present, all the main fans of the mine are equipped with the on-line monitoring system. It is responsible for monitoring and measuring the parameters and indicators...

This thesis according to this hot technique of Wireless Mesh Network day by day mature background, on the foundation of comprehending the basic theories of Wireless Mesh Network, we emphasizes a rightness how to keep enough bandwidth and band rate in much jump of the Mesh environment in certain analysis...

Metal-assisted chemical etching (MaCE) of silicon (Si) is a well-used method for the fabrication of Si nanostructures. To simplify the control etching for the fabrication of Si 3D nanostructures, we developed a new method using direct electric field to control the etching direction. We examined the MaCE...

The photovoltaic (PV) power surges with varied with sunlight intensity and temperature, resulting in great fluctuation of power on the side of synchronization on AC busbar micro-grid. Configuring an energy storage system may allow that the grid output is fallen into a specified interval for the purpose...

Over the past years, laser scanner has been frequently used in rock engineering. Several filters have been developed to extract bare-Earth points from point clouds while few filter for point cloud data of rock which is a special kind of point cloud. To find a suitable filtering method for rock points,...

An important factor in civil engineering to promote social progress and economic development, civil engineering involves the use of many of the materials and equipment. In order to improve the stability and reliability of civil engineering, science needs to use the material. Composite material is a material...

Traditionally " "Bz/" "T is used to obtain the apparent resistivity values in the data interpretation of grounded-wire source transient electromagnetic, which leads to the problem of multiple solutions. Using Bz, this problem can be solved. Because with the change of resistivity, the Bz is a single-valued...

High intensive shortwave light can be obtained through triboelectrification induced triboplasma discharge in sliding friction. Therefore, It will present a new method for emitting shortwave light which can be used as light source to control agricultural pests by wind-driven sliding friction without extra...

To study the seismic response of underground structures, it is of great value to investigate their performance induced by seismic events. This paper reviews the correlation of ground motion parameters and seismic damage of underground structures, so that the influence of such seismic factors as the peak...

The library is the main source of people to acquire knowledge and information, the library's main mission is to serve the readers wholeheartedly. With the rapid development of information technology and network technology, brought new challenges to the library service. In order to improve the service...

According to the cement sulfate corrosion resistance properties of Portland cement mixed burning shale to determine the erosion test method, and analyzes the influence of different system of calcined shale sulphate corrosion resistance properties of Portland cement. The results show that: calcined shale...

In order to solve the problems like large mass of concrete block, high labor intensity of workers and low construction efficiency in the ordinary masonry-filling combined construction technology which are used in continuously mining and quick gob-side entry retaining technologies, this article carried...

Structures and catalytic activities of CO molecule on monoclinic ZrO2(111)(M = Ce, Ca and Pr) surface has been studied by using density functional theory (DFT). Calculations indicate that on the stoichiometric ZrO2(111) surface, the preferential adsorption structure is the Zr-CO configuration. The adsorption...

There are various computer modeling techniques based on the behavior of sound as a ray or wave to measure Room Impulse Response (RIR). The Image Source Method (ISM) is used to measure the RIR for various positions of source at different frequencies. The other methods are too complex, time consuming and...

Line loss rate is an important economic index of distribution network. In the paper, a new real-time three-phase line loss calculation method based on characteristic measurement is proposed for calculating the line loss of distribution network. The state characteristics of distribution network is measured...

In the current environment, for the conflicts and problems of related tasks scheduling in environment of heterogeneous multi-core processor, at the same time, in order to take into account the heterogeneous multi-core processing platform's advantages taken into full play, so the re-allocation of ISFLA...

This paper investigates the use of the transform domain adaptive filtering algorithm to suppress norrowband jammers in Beidou B3 signal, which reduces the amount of calculation and improves Convergence properties compared to the time domain least mean square algorithm. The theorem and derivation process...

[Purpose] This study aimed to investigate the components of urinary crystallites in 275 cases of patients with calcium oxalate (CaOx) stones compared with the components of stones. [Methods] X-ray diffraction (XRD), Fourier-transform infrared (FT-IR) spectrometer, selected area electron diffraction (SAED)...

Bangka Belitung island province is one of the tin producing areas. In the process of processing tin produces a monasite waste in which monasite minerals contain rare earth metals. One application of rare earth elements is as a candidate for RE-Fe-B based magnetic material. In this study, we investigated...

using the literature material method, in the perspective of informatics, use of library science, archival science, ethnology, multidisciplinary knowledge such as sports science, in the “area” of the value concept- “win-win cooperation”, the Chinese minority sports from the angle of multiple stereo intersection...

According to the characteristics of higher vocational electrical training room management and the shortage of application of Internet of things technology, in a certain electric training rooms, for example, the design and construction of the intelligent management system, including application platform...

Palembang City locates at lowland where 70% of the city has an elevation from 0 to 5 m above mean sea level. With tremendous development and land-use change, Palembang City has faced more problems with a flash flood and a larger inundated area. This paper presents a study on the subsidence on Palembang...

The article presents a study of the comparative characteristics of new promising lines of spring barley L1623 (nutans), L1505 (pallidum) and standards of varieties Suzdalets (nutans) and Leningrad (pallidum) on resistance to leaf diseases in various meteorological conditions of the growing season of...

The effective use of natural resources, the raise in the level and quality of life are increasingly attracting public attention, as a result of which the data characterizing both the financial performance and non-financial of a company are currently in high demand. Traditional economic evaluation criteria...

The consequences of the agricultural sector is abundant of agricultural waste. An agricultural waste to be able to further processing need to cutting or the destruction of formerly.One needs in treating waste agricultural sector is crushing machine. Because of that required the design and machine fabrication...

Due to the rapid growth in popularity of electronic cash, electronic voting and location-based mobile, the design of secure schemes with low-bandwidth and blocking attacks capability is an important research issue. In this paper, we propose an efficient provably secure ID-based blind signature with message...

Existing anomaly detection technology is mainly concerned with the detection of anomalous flow, and it is not enough to study anomaly type. Therefore, a method based on information entropy and k-means clustering is proposed to construct the anomalous traffic entropy feature vector to achieve fast and...

The thermomechanical treatment test of CLAM steel is simulated by the thermal simulated test machine Gleeble3500, by means of constant temperature compression test to study the effect of the thermomechanical treatment processing on microstructure of China Low Activation Martensitic steel(CLAM steel)....

Accurate estimation of state of charge (SOC) in power battery is the key point of electric vehicle management system. In this paper, the problem of accurate estimate of the SOC for lithium battery is considered. The composite model of the battery is established, and the parameters of the model are identified...

The paper describes selected efficient methods for sensitivity analysis of engineering problems: The non-parametric rank-order statistical correlation between the basic random variables and the structural response variable, neural network ensemble-based sensitivity analysis and sensitivity analysis in...

Main research contents and technical and economic indicators: The plan, organization, implementation and control of agricultural production and service creation in the process of digitizing agricultural elements and processes and analyzing the digital resources generated by the new Internet of Things...