Advances in Engineering Research

A new model considering the yarn squeezing effect in the braided structure of the three-dimensional full five directional (3DF5D) braided composites is established. Repeated unit-cell (RUC) model was used in this model to describe the microstructure of the braided composites. Spatial path and cross-section...

Reactive powder concrete (RPC) is a cement-based material with excellent flexural strength. This study focuses on the flexural strength and maximum fluidity of RPC mixed with superplasticizer and steel fiber. In order to explore an optimized mix proportions of RPC, we make a research on the influences...

When a fault occurs on a transmission line, fault generated high frequency transient components are a series of natural frequencies in frequency domain. This paper proposes a protection algorithm for MMC-HVDC transmission line based on spectrum characteristic of natural frequency. Spectrum correlation...

Shear walls could present much more lateral stiffness than frames in frame-tube structures, so the load carried by frames may increased because of the redistribution of plastic internal force induced by the damage of walls under expected rare earthquakes. To ensure structures with double fortification...

The emergence of Food and Beverages way selling by using food truck business facility. Citizens responded to it with high enthusiasm. The purpose of this study is to analyze the influence of Hedonic and Utilitarian values on product purchasing decisions in the Food Truck business. This type of research...

In the mangrove ecosystem, there are cellulolytic bacteria that act to decompose cellulose in nature. This study aims to obtain cellulolytic bacteria from mangrove forests in Hanura village. Bacterial isolation was carried out using Sea Water Complete Agar (SWCA) media which added Carboxymethyl Cellulose...

Mental stress majorly influences the development of various illnesses, like heart attack and stroke. Additionally, it is one of the elements that might lead to the onset of psychiatric conditions like bipolar disorder, schizophrenia, anxiety, and depression. Thus, quantification of stress is important...

This study aims to implement a REST API with Bearer Authentication in a Business Service System, focusing on enhancing security, flexibility, and efficiency in data exchange. The long-term goal is to create a secure and authenticated environment for external clients while facilitating quick and efficient...

To address the high carbon emissions of cement production and the resource utilization of construction waste, this study proposes an eco-friendly cement-free concrete based on recycled aggregate (RCA) and low-density polyethylene(LDPE).By integrating particle packing theory and interfacial mechanics...

The major problem in microwave processing is attenuation of microwave heating source. This work is investigation by simulation on the microwave energy attenuation into the long and thick parts with curve-shaped geometry. Physical properties of final products to be manufactured, in particular the mechanical...

In the modern society, with the rapid development of Internet, the digitization of business will become inevitable. For the enterprise, it is a way to reduce future investment through transforming their business before others. The development of the innovation platform for Communication University of...

In this literature article, we conduct research on genetic algorithm and convex optimization theory and the applications on the large scale integrated circuit design. Integrated circuit test system's main function is to test the microprocessor, semiconductor memory circuit and a variety of dedicated...

Among the many factors affecting the stability of tailings dam, the influence of seepage is very significant. In this paper, the seepage stability of a tailings dam at the accumulation profile elevation and the design elevation were analyzed by using 2D finite element. The results show that the infiltration...

Fe75Zr25 /Cu64Zr36 multilayers metallic glass thin films have been prepared by magnetron sputtering herein. The magnetic studies shown that the saturation magnetization of this alloys increase after annealing under glass transition temperature (Tg ). The change of the magnetization might be attribute...

As the world industrial production requiring higher and faster efficiency, a series of manufacture processes is facing new challenges. Especially, there are two main parts according to potential profitability during each process steps. One has potential profitability that is logistics step and another...

Using ANSYS and subspace iteration method to analyze natural vibration frequencies of Three-directional grid LICS,Fred Boolean type LICS,Single-diagonal LICS,Double-diagonal LICS .The figures of natural frequencies and corresponding shapes are obtained.Macro parameters include span S, rise f, valley...

The complex oil-water relation of study area related to sedimentary facies. But the unconformity resulted from frequent tectonic movements puzzled the study of sedimentary facies. Based on the detailed study on the cored wells, the main identification marks of sedimentary facies have been analyzed via...

By using the characteristic of tows and the core module surface, also including the demand of fiber placement, a family of wraps as fiber placement reference curves are presented based on equidistant calculation. A new algorithm for fiber placement of open contoured sculptured surface is proposed. Combined...

In recent years, the rapid development of wireless communication technology, especially with wireless LAN technology is widely used in notebook computers, smart phones and tablet PCs and other Wi-Fi terminal equipment, more and more families, institutions and enterprises began to use a WLAN large-scale...

Microwave resonator sensor has been applied to various fields of measurement. A frequency source with low phase noise, low stray, low power consumption, small step is the key to measurement of microwave resonator sensor. In order to adapt the requirements of the measurement, this paper selects and uses...

Marine gravity anomaly data interfered with noise impact of the follow-up data processing and analysis. Hereby a de-noising method of marine gravity anomaly data by local mean decomposition (LMD) combined with wavelet transform was proposed. De-nosing of marine gravity anomaly data requires maximum retention...

The forest right certification is an important result of forest right system reform in China. The forest right certification printing is a very important work of collective forest right system reform. However, the traditional printing method of forest right certifications is tedious, detailed, and time-consuming....

In antenna theory, the dipole hypothesis is applicable and widely used for observing the far-field radiation. However, when applied to near-field quasi-static radiation observation in geophysical surveying, the transceiver distance is often small, and thereby the source should not be treated as a dipole...

Fracture mechanics, began in the 1950s, is a new branch of solid mechanics. In this paper, we first talk about the history of fracture mechanics at home and abroad. Then the basic theory of fracture mechanics is briefly described in the second part, in which the basic theory and fracture criteria of...

The dendritic growth characteristics of undercooled liquid Ni-5%Cu-5%Mo-5%Ge quaternary alloy were investigated by electromagnetic levitation method. The measured dendritic growth velocity of -Ni phase increases with undercooling according to a power law relation, which attains a value of 28 m/s at the...

10 kV high voltage electric energy meter is manufactured using new full-fiber optical current transformer, model selection process scheme is proposed at all aspects, all-fiber optical current transformer is improved in combination with the existing problems found in production, and finished-products...

Horizontally curved steel I-girder bridge (HCSIB) has low torsional resistance hence has a high risk of breakage when it vibrates. This study investigated the changes in the natural torsional frequency of an HCSIB when it is reinforced with different types of bracing members. Three-dimensional finite...

The purpose of this paper is to understand the effect of surface roughness of the specimen on obtaining the creep characteristics by using bending creep tests. To this aim, a numerical study has been performed on the creep damage development of the specimen by implementing the different surface roughness...

At present, the processing of medical information is mostly based on the level of the operation of database technology, it is the specific application service. Hospital information system is a branch of medical informatics, which has accumulated a lot of management information and clinical information...

This paper summarizes the differences between Chinese and Western wood construction technologies on the basis of reviewing the development of Chinese and Western wood construction technologies, and tentatively analyses some cases of the influence of Western traditional wood construction on Yangzhou modern...

When cluster descriptors of behavior feature in the analyzing the behavior feature data of behavior under different view, the traditional FCM algorithm can not determine the number of clusters to the data with spherical structure, so this paper proposes an improved GG clustering algorithm to solve this...

The energy saving & emission reduction (ESER) is the main objective for energy-intensive industries, which will be accomplished with technological innovations and policy guidance. This paper compares the ESER technologies in six energy-intensive industries and analyzes their potentials. Based on this,...

Bangka island is the biggest island in Bangka Belitung Province and located between Sumatra and Kalimantan Island. Furthermore, Bangka seas are connecting Natuna sea with Java sea and also become a important part of Indonesia Throughflow. This geographic condition makes Bangka island has a unique oceanography...

The antler base protein hydrolyze solution was decolorized through activated carbon. Based on the decolorizing rate and loss rate of peptide, the influence of peptide pH, active carbon content, treatment temperature and reaction time on the decolorization of active carbon were studied. The best conditions...

The rapid development of science and technology has provided more efficient ways for the intelligent industrial control management. As one of the popular control systems, PLC control system plays an important role in determining the control of whole power supply system. The stability of power supply...

The fainter receiving signal power of GPS is a key factor to limit its applications, then the main solution to this problem is improving receiver sensitivity. This paper proposes a Kalman filtering multiuser detector method to anti multi-access interference (MAI) that can improve receiver sensitivity....

Tawang Alun Terminal is a terminal type A that located in Jember Regency, East Java, which serves as a transit node for inter-provincial inter-city public transport connect the western and eastern parts of East Java. This study aims to evaluate the performance satisfaction level of Tawang Alun terminal...

The deep learning method is a state of the art in technological developments in various fields, including in agriculture. Deep learning applications in agriculture include many things including the application of fruit grading, including the fruit of palm or palm oil FFB (Fresh Fruit Bunch). Deep learning...

High performance concrete is widely used in research and Engineering, the research progress of high performance concrete admixture is very rapid. The straw ash base contains a large amount of silica, It has certain pozzolanic activity, It is an excellent material to replace some cement and reduce the...

Environmental characteristics and phytoplankton size structure were investigated during spring and summer cruises in 2015 in Xiamen Bay of China. The distribution of total Chlorophyll a (Chla) showed a seasonal and spatial variation. In surface water, total Chla concentration increased from west to east...

Core flood experiment is commonly used to study the fluid seepage law in porous media for enhanced oil recovery, but the characteristics of fluid flow are hard to be visually described. In this paper, an advanced visual displacement system was developed and optimized to observe the shapes of flow front...

With the deepening of China's electric power system reform, the environment of power grid planning will be more complex. In this paper, the risk factors that may affect the power grid planning are identified by the Delphi method from three aspects: the generation side, the transmission and distribution...

Ocean energy is a kind of clean and renewable energy source. In recent years, the development of ocean energy has become more and more important. With the development of ocean energy, our country has formulated some ocean energy policies. Similar to other areas of development, the ocean energy policy...

The nano silver powder was prepared by liquid phase reduction of silver nitrate solution with ascorbic acid (C6H8O6) as the reducing agent and polyethylene glycol 200 as the dispersant. Through a L9(34) orthogonal project, the optimum process conditions were determined as follows: the concentration of...

This paper had designed a 3D measuring system with low cost and high-precision. The 2D laser displacement sensor is the core component, and the Labview graphical programming software is the main software platform. PLC and stepping motor drives high-precision guides rail movement. Combining software and...

Shore-to-ship power supply system has become core technology dealing with shipping environmental pollution. However, the lack of systemic technical standards of it has brought great challenges. This paper proposes standards system for shore-to-ship power supply system, which based on analyzing the trend...

The expansion of shopping centers has become an issue of interest in the formation of a transitional space between the shop fronts with a public area. Shopping facilities are expected to accommodate the continuity of motion and good visual on spaces that transition with the surrounding environment. The...

Education is one aspect of life that is greatly affected by the COVID-19 pandemic. Learning that was originally done in the classroom directly turned into online learning. Online learning is a problem for all, including students, because most of them do it online in their respective areas. The purpose...

This study investigates the thermal dissolution of bituminous coal to produce extracts suitable for manufacturing of high-quality carbon materials, particularly carbon binders and needle coke. The research focuses on the composition and properties of coal extracts, their distillation fractions, and the...

Sponge City refers to a type of urban development that fully utilizes the absorption, storage, infiltration, and attenuation functions of ecosystems such as buildings, roads, green spaces, and water bodies to effectively control runoff, achieve natural storage, infiltration, and purification of rainwater...

Cassava is one of the carbohydrate-producing food plants that is widely used by the community. Lampung Province is the number one largest cassava producing province in Indonesia. One way to increase the yield and growth of cassava plants used in this study is fertilization. In addition to macro elements....

The development of cloth at this time is creating various types of fabric products. Of the various decorative fabrics that have been made for daily needs using machine tools, one of the tools used is a tool for making printed fabrics. One example of printed fabric is tie dyed fabric or jumputan fabric...

In this paper, the dynamic response and damage consequence of the steel structure under the blast impact load are investigated by carrying out the full-scale model of the steel structure industrial plant and the near-earth explosion damage test of the local component. The near-ground explosion test was...

Environmental considerations are driving up the popularity of electric vehicles (EVs) in cars. Since the rechargeable battery powers electric vehicles, having a dependable, economical, and effective battery charger is crucial to delivering the reliable output needed for the particular EV’s battery. The...

The problem of path planning and control of autonomous mobile robots (AMRs) in dynamic environments is an important factor limiting their performance. Among them, the lack of environmental information has a direct impact on path planning. The control algorithms are mostly limited to the real-time adjustment...

Solar energy is increasingly being used and developed because it is easy to build and maintain. In addition, solar energy is also used because fossil energy is increasingly depleted, carbon dioxide emissions are increasing and the greenhouse effect is becoming more and more worrying. Solar energy is...

This paper provides suggestions for the application of virtual reality technology in building EFL environment in China. The importance of authentic foreign language environment and the issue of high cost for obtaining this environment are examined. Based on the analysis of several contemporary successful...

With the large scale and multi-function of the warehouse of the tobacco distribution center, its energy consumption is very huge, and the energy saving potential is significant. As one of the main power system of tobacco distribution center, lighting system is still controlled by manual mode, which cannot...

To study the effect of methamphetamine (METH) on embryonic development in rats. The number of male SD rats and female SD rats was 50 respectively, male and female rats were taken 30 respectively, which were used to establish the METH chronic poisoning rat model, after that, model animals were randomly...

This paper choose short-term prediction as the research content of the wind speed,the time series and neural network theory are uesd into to the wind speed prediction model.On the basis of BP model, ARMA-BP model is proposed.Then the ARMA-RBF model was established, makes the prediction error smaller.Simulation...

By using a gas gun apparatus, three types of 2.5D woven composites and one type of laminated composite under ballistic impact loadings were tested under ballistic impact loadings. The trajectory of the projectile was recorded by high speed camera and then analyzed to obtain the impact and residual velocities....

This paper presents a model based on single neuron for adaptive control. For the weakness of traditional PID controllers and complex neural networks, based on the model reference adaptive control, this text using a single neuron instead of a complex neural network, choose the linear function as the reference...

Mill stiffness is an important parameter for strip rolling mill, but it is difficult to online detect. When the wide of strip are changed, or the rollers are changed, the mill stiffness will change slightly. This change can affect the thickness precision and flatness precision significantly. Making full...

Dynamic management in current-carrying capacity of overhead transmission line is a significant application in smart grid. Dynamic management technology in current-carrying capacity is to establish measurement information relationship model of conductor temperature, ambient temperature, wind speed, wind...

The RANS method and turbulence model are adopted to numerically investigate the turbulent flow and heat transfer performance of dimple/protrusion arranged in rectangular channel with the working fluid of supercritical carbon dioxide and air. Investigated is 90000. The distribution, the flow resistance...

Residential buildings closely relating to people’s life have special design requirements in vertical greening of building elevation. The paper introduced types of vertical greening technology on the basis of studying on the residential buildings in southern China area, and then discussed on suitable...

Installing fire drencher system is one of the most effective methods for fire prevention and heat insulation. But because of its large water consumption, the application range is confined. Furthermore, the numerous water quantity stored in water tank will be used for just fire prevention rather than...

Based on IPC and PLC, a distributed master-slave precision dispensing control system in master-batch production is developed. IPC is used to manage the information related to material, formula, process, and production, and to monitor the whole process of proportioning. PLC is used to control specific...

The parameters (such as the permeability and the porosity, etc) that affect the recovery efficiency of oil reservoir have the uncertainties within a certain range, which will bring certain risks to the evaluation on recovery efficiency of the numerical simulation program. According to the analysis of...

Energy management of isolated micro-grid with wind turbines and seawater desalination devices is of great significance to the use of wind power, the supply of fresh water resources and the economic operation of micro-grid. This paper established isolated micro-grid model including wind turbines, seawater...

This paper provides an annular groove Magnetorheological(MR) brake. Bingham model is used to describe the constitutive behavior of MR fluids subject to an applied magnetic field. The theoretical analysis of the shear flow and braking torque of MR fluid between two parallel annular disks in annular groove...

By using the finite element software ABAQUS to establish the model of industrial workshop corbel, to explore the stress state under local load, and then increase the capacity of corbel by the form of prestressing in corbels’ end. According to the stress distribution of the calculation, analysis of corbel’s...

During the past few years, the concentration of bromine in bromine-bearing resource in China is dropping quickly. However, the traditional methods, such as air blow-out technique has the disadvantages of high energy consumption and narrow range of application on temperature, and it is not profitable...

A simple and rapid ultrasound assisted extraction method with hydrochloric acid for antimony speciation in Chinese traditional medicine leigongteng was developed. Antimony(III) is selectively reduced in a citric acid buffer solution at pH 3 in the presence of antimony(V), where no reduction of antimony(V)...

The effect of recovery on Negative Bias Temperature Instability (NBTI) measurements had always been a challenge for reliability lifetime estimations. Currently various methods had been developed to suppress this characteristic but being able to completely remove it had been to no avail. This paper will...

With the development of science and technology, the use of computer simulation technology has become increasingly widespread, and has played an important role in the decision-making of enterprises in our country. In the traditional enterprise decision-making, because of the lack of data and the accuracy...

Poverty alleviation is a core task for building a harmonious society in contemporary China. Based on a survey on attitudes and behaviors of rural household energy consumption, the share of respondents in satisfaction on power supply, attention of energy saving and power bills take on roughly similar...

This paper summarizes the historical development of sponge cities at home and abroad and the status quo, and put forward some feasible suggestions to promote the sponge construction of city in our country.

The generator reactive power reserve is closely related to the power system voltage stability. The voltage stability margin can be effectively improved by improving the critical generator reactive power reserves. A static stability preventive control approach based on reactive power reserve sensitivities...

This paper considered a supply chain system with two manufacturers, each producing a single substitutable product. The products are sold through the common retailer or the manufacturer’s online sales channel. The purpose of this paper is to analyze the equilibrium pricing strategy and profits under different...

In high-speed printed circuit board (PCB), decoupling capacitors are usually used to reduce noise of power ports. The number and location of capacitors is related to design cost and quality. This paper introduces a method to determine the suitable value and placement of decoupling capacitors for multiple...

Microemulsions have great applications in food products. However, due to the complex attributes of microemulsions, it requires various techniques to synthesize and characterize microemulsions. This includes studies of the phase behavior?size of the microemulsion droplets. This paper reviews different...

Several studies have shown that there is a debonding failure between GFRP-S and concrete. The research aimed at analyzing effectiveness of GFRP-S bonding capacity on the reinforced concrete beams submersed in the sea water within a period of one year. The testing method used a monotonic loading with...

A meander line dipole tag antenna used in the radio frequency identification (RFID) system was designed, which can be used for measuring cables’ temperature. In order to make the tag antenna fit the cables, an improved tag antenna was designed. The design adopted classical T-matching network, which had...

For IoT WSN security, this paper proposes a flexible, reliable, safe and universal trust computation mechanism of WSN of IoT. According to the characteristics of IoT WSN and comprehensively considering the basic properties of trust calculation, design principle of trust calculation, this section proposes...

Face recognition is a new biometric identification technology that has emerged in recent years with the rapid progress of modern achievements such as computer technology, image processing technology and pattern recognition technology. The applications of this technology in urban security precautions...

In the last few years the research on efficiency of nonstationary treatment technology has been conducted at high-viscosity index oil field of Severnye Buzachi (Republic of Kazakh). The obtained results reveal that the technology of non-stationary flooding is efficient when developing reservoirs with...

In this paper, the concepts of soft inverse semigroup, soft normal semigroup on inverse semigroup, and soft morphism are given. Some characterizations and results are obtained. Next, the definitions of soft group congruence on inverse semigroup is introduced, the relationship between soft group congruence...

This paper focus on searching the bottleneck in the security checkpoint to meet the trade-off between the security and convenience. we allocate certain time to each step which meet the duration of Poisson distribution. Then, with the airport security model based on Petri net, the whole process is simulated...

This research chose three school in Urumqi, which respectively on behalf of exemplary senior middle school of Xinjiang Uyghur autonomous region, general middle school and rural middle school. The eighth grade students were selected as research object. Using the test method and ANOVA analysis method,...

Cotton fiber maturity and fineness parameters are an important index affecting the quality of textile processing. The indirect measurement method can not accurately evaluate the quality and quality of cotton fiber.In this paper, the Fraunhofer diffraction optical method and linear array CCD are used...

Using fault current limiter (FCL) is an effective way to solve the problem that short circuit current exceeds the standard. How to quickly identify short circuit faults is one of the keys. Thus, this paper presented a fast identification method for short circuit fault based on the average curvature of...

This study examines the import substitution strategy, a government strategy, focused on replacing agricultural or industrial imports to encourage local production. Import substitution is intended to create jobs, reduce demand for foreign currency, stimulate innovation, and ensure the country’s independence...

An agroforestry system is land use developed to provide economic, ecological and social benefits to improve the welfare of the community. The aim of this study are (1) to determine the contribution of agroforestry to plant diversity, and (2) to calculate the contribution of agroforestry to community...

Traditional Chinese medicine (TCM) is an important part of traditional medicine in China. Ecological utilization of TCM residue is a hot research topic at present. The application of antibiotic residue is a difficult point in the study of resource utilization of drug residue in China. In this paper,...

From the perspective of empirical research, this paper studies the influencing factors of family investors’ adoption of Internet financial products. On the basis of Technology Acceptance Model and Planned Behavior Theory, this study introduces family lifecycle as a moderating variable, and proposes a...

Plastic waste is the biggest problem faced by almost all countries. The long process of degradation and the large production of conventional plastics are the main causes of the accumulation of plastic waste, especially in Indonesia. The use of rubber cassava and old newsprint along with fillers in the...

Institut Teknologi PLN or IT-PLN in Jakarta has a solar power plant with capacity of 28.8 kW, which is operated only for research and teching. Due to limited access to the facility only two observation points of data have been collected. One in 2018 and one in 2020. The data are state-of-charge (SoC)...

For accommodating deep drafted vessels dredging at the vessel maneuvering area to the required depth as well as deepening the berth pocket of the upcoming jetty also became necessary. Improvement of strength of the reclaimed ground became essential to cater to the future loads of container stacks, gantry...

The railroad track is very important as a means of crossing the train itself, especially for lines that have a fairly extreme elevation, where for the railroad itself it is not allowed to have a track with a very high grid. This study uses the finite element method with assistance from LISA...