Advances in Engineering Research

The layered structure of overburden strata of coal measures is a remarkable geological characteristic of coal occurrence. The average thickness of sandstone is one of the key characteristics in the overburden layered structure, which can impact significantly the development of mining subsidence. Based...

In this paper, the dynamic characteristics of some controllable floating raft test system are studied. The virtual dynamic model of the system is established in Adams, the acceleration responses of system in different damping states are simulated, and the vibration level differences of system in different...

Optical fiber sensing and optical fiber communication has a lot of similarities, and they are based on the basic properties of the fiber and advantages. The most distinguishing feature of optical fiber used for communication is tempting bandwidth, and used for sensing and testing tend to focus on a point...

Three kinds of floating beds of aquatic plants floating bed with new types of fiber packing (A), aquatic plants floating bed with elastic packing (B), aquatic plants floating bed were established. The effect on the pollutant removal efficiency in wastewater from farmer household tourism at shiyan baierhe...

Test the Magnetorheological Fluids (MRFs) that prepared with carbonyl iron powder as soft magnetic particles and dimethyl silicon oil as carrier fluid by Rheometer Physica MCR 301. The experimental results demonstrate that the shear stress of MRFs increases slowly with the increase of shear rate. With...

Carbon Nanotubes(CNTs) are inevitably released into environment due to their wide production and application, their environmental behavior and risks are greatly controlled by their dispersion and aggregation. Polymers and surfactants were found dispersing CNTs well, however their dispersion mechanism...

The Lagrange, Euler and ALE are often used in simulation of explosion but each has both advantages and disadvantages in simulation of propagation of explosion shock wave, deformation and velocity of medium. And all of them could not simulate the progress of crack propagation so this paper proposes a...

The reciprocating parallel milling processing program is written by using the plunge count and plunge height in the Z direction on CKA6136 CNC milling machine of FANUC0i system and the method and idea of writing the milling open parts surface program by macro programming are analyzed.

he piecewise linear recursive convolution (PLRC)is proposed for cold plasma medium using finite-difference time-domain (FDTD) method. In PLRC algorithm, the electric field with time is piecewise interpolated and the recursive convolution was introduced. The reflection and transmission coefficients were...

With the development of virtual reality technology, various kinds of virtual interactive devices appear continuously. The currently widely used handheld handle device uses an infrared tracking device to monitor the handheld handle and convert it into position and rotation information through fast and...

The article provides the generalized analysis of the current state of the natural resource potential of the Chechen Republic in order to implement the concept of sustainable development. The assessment of the current state of the natural resource potential is given, the possibilities of its effective...

The approach for a multi-objective selection of fluid power drive based on information of its design, operational and dynamic characteristics is proposed. It uses the optimal Pareto variants of a fluid power drive found at the stage of multi-objective optimization. The operational and dynamic characteristics...

Western Siberia is the area of risk farming; however, it has always been and still remains a promising region for the development of modern agriculture. Unlike well-developed European chernozem or black soil, their Siberian counterparts are unstable to the anthropogenic impact. Therefore, the farming...

Ageratina adenophora (Asteraceae), commonly known as Crofton weed or sticky snakeroot, leaves are used for various health conditions in traditional medicines. They are used for treatment such as wound, itching, measles, skin diseases, uterine bleeding and also acts as antibacterial and astringent activity....

the hydrodynamic processes occurring in devices and the influence of various factors on the flow regime were analyzed. A working section of the aerodynamic stand was developed and models that make it possible to investigate the flow by measuring the pressures, velocities, and resistance of the device...

This study aims to determine, students' learning styles, the improvement of learning outcomes, and student responses to interactive multimedia. The Interactive multimedia “ChemTutor” in balancing redox reactions to be applied in research class. The results of this research showed that from 15 students...

Internet of Vehicles is a research focus of wireless internet transmission, and it is of great significance introducing Internet of Vehicles into railway. This paper introduces the background and significance of the Internet of Train research, and describes the design scheme and key rooting protocols...

For the sensitivity on the shear strength of flat interface between shotcrete and granite in high temperature tunnel, shear experiments were performed with concrete-granite combined specimens. By calculating the sensitivities of temperature, relative humidity, normal stress and concrete strength, the...

The theoretical studies on the relationship between the structure and properties of polymeric nano-composite (PNC) were reviewed in this paper. Some mechanical properties of the PNC by calculation and simulation technology in recent years were also analyzed. The theoretical study results showed the efficiency...

Under abnormal climatic conditions, a large number of cutting slope deformation instability problems that plagued expressway operation have become one of the major security issues. The formation lithology, geological structure and other inner factors are closely related to the stability problem of expressway...

Distributed fiber optics sensing technology is a technology ofbroad application prospect. It allows a long distance and a wide range of acoustic emission source positioning and monitoring, while perform a real-time, online, dynamic monitoring of damage to the structural building materials, as well as...

This paper studies the problem of finite-time H-infinity filter design of discrete Markovian jump neural networks with time-varying delays and norm-bounded disturbance. The definitions of stochastic finite-time boundedness and stochastic H-infinity finite-time boundedness are first given. Then, an H-infinity...

The domestically most advanced ultrahigh drop-hammer impact test system was used to simulate the ship-bridge collision under the impact load effect of horizontal collision. In accordance with the similarity principle, 4 reinforced concrete bridge pier specimens were fabricated according to the proportion...

Character recognition is a process which allows computers to recognize written or printed characters such as numbers or letters and to change them into a form that the computer can use. The character recognition system used to develop cost effective assistive technologies to provide blind people with...

Eating healthy food is a routine that everyone must do to avoid the Covid-19 virus. Antioxidants are substances that can prevent cell damage from free radicals. One food ingredient that has a high antioxidant content in Moringa leaves. Moringa leaves are a local food source that has been widely used...

Testing for COVID is necessary for the battle against the pandemic, especially considering the most recent outbreak. Testing for COVID is carried out in enclosures that provide a safe setting for the operation. Due to the enormous number of samples brought in for testing, this is a time-consuming process...

This research was initiated after a fire incident at PT. XYZ’s electroplating facility, disrupting its operations and those of its client, PT. ADM. As a long-term plan, PT. XYZ aims to rebuild the facility, but for now, they are outsourcing the electroplating process. This temporary solution, however,...

With China’s rapid infrastructure expansion, prestressed concrete continuous girder bridges have become prevalent in modern railway and highway projects. The cantilever casting method for Block 0 segments creates persistent interfacial constraints between concrete and the non-removable film-covered formwork...

This paper delves into the critical issue of power consumption in analog integrated circuits and explores a wide range of optimization techniques spanning from Register Transfer Level (RTL) design to back-end implementation. Power consumption has become a growing concern in modern circuit design, as...

Lithium-oxygen batteries (LOBs) are promising candidates for next-generation energy storage systems due to their high theoretical energy density. However, several challenges currently hinder the practical implementation of these batteries, and addressing these challenges requires the use of innovative...

Disconnector(DS) operations in GIS may generate very fasttransient overvoltage (VFTO), which is characterized by its high peak value, short rise time, and high frequencies. However,most studies on VFTO are based on statistical data, which cannot show the impact of different phases to VFTO.In this paper,...

Even when the ICT industry in the Slovak Republic has been one of few industries in which the employment has grown last years, the socio and economic regional disparities in Slovak regions influence an economic development in Slovak Republic (further SR). The purpose of this study is to analyze clusters...

Release law of heavy metals from waste rock are significant to the heavy metal pollution control in nonferrous metal mining-area. We took the waste rock of Dexing Copper mine as the object and carried out the leaching experiment with with simulated acid rain(pH3.0, pH 4.0, pH6.0 and pH8.0) which were...

In this paper, through the analysis of core demands related multivariate process condition data, the obtained features and classification results are used to calculate the alarm statistical index. By evaluating alarm presence rate and effective alarm rate, alarm classification filtering is achieved,...

Cretaceous, in Kuqa River-Kelasu River region of the northern Tarim Basin, is composed of, in ascender order, Shushanhe Formation, Baxigai Formation and Bashijiqike Formation. Based on field observations in the respectives of sedimentology, an alluvial depositional system consisted of fan-delta, braided...

Big data platform can integrate the mass data in some certain ways to unearth products and services of huge values to promote the economic and social change. This paper analyzes the characteristics of the information resources in the era of big data, and explores the integration models of information...

The core parts of double ring reducer is the internal gear pairs with small tooth difference. To build the 3D parametric assembly model of the internal matins gears with small tooth difference, the internal variable t of UG is introduced. The roll angle formula between addendum circle and dedendum circle...

Basing on TG-DTG-FTIR technology, researching about kinetic activation energy E about eucalyptus and absorption bands and characteristic peaks of volatile product under the heating rate 10 min-1, 30 min-1, 60 min-1respectively. The experimental results show that eucalyptus pyrolysis process can be divided...

According to the characteristics of the short-term load forecasting, this paper established a integrated sample system. Through the analysis of various factors and load data to evaluate the effects of various factors on load forecasting, choosing the most appropriate forecast samples. PSO-LSSVM-Cloud...

Coal is the most important energy resources in China's economy. In recent years, China's coal industry has made great progress. However, many problems including weak sense of resource protection among people, confusion of departments in charge of supervision, lacking in mechanism of motivation, etc,...

In this paper, several difficulty brought by the increase of bury depth of metro station is analyzed. It will be much harder for the construction of metro station with the increase of metro buried depth, especially in rich water strata. A new method, Super Tubular Roof Method (STR), which is suitable...

Based on the investigation on Construction of New Countryside in Hebei Province, the current situations about Construction of New Countryside in the Province were analyzed. The problems of Construction of New Countryside in the Province were mainly as follows: officials at the grass-roots level only...

Our country is a place where earthquake frequently happens and where seismic area is widely distributed. With the progress of science and technology, the use of computers and so on, from home and abroad we have achieved great development for the research and application of shock absorption and isolation...

With the depth of Coal mining deepen, it becomes a greater challenge to prevent and control water. Quantitative predication on the water abundance of coal seam rapid has become a serious problem. However, since inherent limitations of the method, only qualitative judgments can be done. Based on the numerical...

An approximate analytical solution of Richards' equation was derived by the differential transform method (DTM) in this paper. The basic idea is that the Richards' equation can be converted to an ordinary differential equation (ODE) by introducing the Boltzmann variable. Then DTM was applied to solve...

A large number of regions are attractive for the application of renewable energy equipment, including those that are using the solar energy potential. But the volatile nature of the solar radiation flux requires specific forecasts and calculations of its intensity. Besides, installations under urban...

Methods used for the determination of chromium content in pyrotechnics are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the chromium with high content, the sample...

With the development of coal deposits Siberia, the open way and justified ways of progressive technologies are researched based on the new technological and organizational principles of spatial development of the front mining operations at open pits.

Cementitious capillary crystalline waterproofing coating is a new-type waterproofing agent. It makes up for many shortcomings of traditional waterproofing coating on properties and application. The paper described the waterproof mechanism in detail. The main characters, the technological process, the...

For linear frequency modulated continuous wave automotive collision avoidance radar system, it has advantages of not existing the blind area, high detection sensitivity, not easy to be interfered and low operating voltage. It becomes the focus of research in recent years. In practice, we often meet the...

-tricalcium phosphate( -TCP) is an important biomaterial with good biocompatibility. The study was concentrated on the microstructure and performance of Mg-substituted -TCP porous ceramics. The 6mol.% Mg-doped powders were fabricated by the method of gel-sol combustion with raw materials of Ca(NO3)2,...

designed and implemented a set of typical education cloud platform system, the platform adopts the double virtual network architecture, the network is divided into two layers: the underlying real device based on virtual support platform, to build the business layer.

In order to build the transformer evaluation model both with objective laws and subjective initiatives, a transformer health status evaluation method is proposed based on association rules and analytic hierarchy process (AHP). By analyzing the degree of association of each individual transformer operation...

The estimation of annual average earthquake losses in life long period for simple reinforced concrete (RC) frames based stochastic method models is the focus of the article. An innovative assembly-based vulnerability methodology is firstly adopted for seismic loss estimation, that damage of the structure...

This paper investigated power emergency drills situation in domestic and foreign, compared practical and virtual drills from the aspects of the scale and investment of the drill and the effect of drill. Then proposed the concept of power emergency response drills on the basis of virtual reality technology,...

In the three-phase asynchronous motor vector control system, the internal parameters of the motor will directly affect the performance of vector control. Using the existing resources of the voltage type inverter speed regulation system of induction motor, the DC test, the no-load test and the single-phase...

The construction of urban landscape should be considered synthetically, and the landscape should be shaped according to ecological law. Huangshi as an eco-tourism city to build, is a combination of urban development goals, direction, group, volume, land and resources and other factors, located in the...

Based on STM32F103C8T6 SCM unmanned cruise ship support rocker control and GPS navigation two modes. Through the GPS navigation system to achieve automatic cruise, you can automatically avoid obstacles, and real-time transmission of its own positioning information to the monitoring end. Unmanned ship...

In the current era of big data era, the rapid integration of information and data has been realized in the development of mobile Internet technology. The potential for mobile communications has also been tapped. With the increasing popularization and expansion of mobile terminal technologies, there are...

Work accidents according to Heinrich 88% are caused by human factors so that they can be prevented, so improving the behavior of workers becomes very important. The study was conducted on cadets post-sea practice, against the use of personal protective equipment (PPE). The research method was carried...

Sprayable gypsum-based mortar was prepared by using desulphurized gypsum as cementitious material. Through the test, this study analyzed the influences of lightweight aggregate, water retention agent and thixotropic agent on compression strength, tensile bond strength, water retention rate and constructability...

Under certain processing conditions, the relationship between the anodic current and the polymer material that was changed during the processing by electrophysical parameters was substantiated and determined on the basis of the equation of high-frequency heatin of the review, the advantages and disadvantages...

Eleven parameters such as pH, dissolved oxygen (DO), permanganate index (CODMn), ammonia nitrogen(NH3-N), total phosphorus (TP), total nitrogen (TN), fluoride(F-, cadmium (Cd), lead(Pb), petroleum and fecal coliform were selected to analyze the main pollution factors and the temporal and spatial distribution...

Influence of sand and dust weather on air pollution in Lanzhou is discussed by using the particulate matter monitoring data and the ground conventional meteorological observation data during 2001 to 2010. The results are shown as: ?Sand and dust weather in Lanzhou mainly happens in spring. It presents...

With the development of 3S technology and information technology, the remote sensing data is growing dramatically. A new distributed histogram equalization for processing remote sensing images based on MapReduce framework is proposed in this paper. Through distributed histogram equalization method, significant...

The research and application of biomass have been paid more and more attention. In this paper, a new experimental device is designed by oneself. The corn cob and rice husk are carried out separately on a separate and mixed flow of fluid. Using FLUENT software, the gas-solid movement of the particle was...

The development of energy grid results in explosive data increasing. Handling the large volume of data not only requires vast storage space, but also requires the power to process them. Based on various write-optimization technologies, we proposed the high-performance computing support platform (HCSP)...

Someone who travels requires mandatory safety and comfort, Meanwhile, transported goods must remain intact and not diminish in quality when they arrive at the destination. The purpose of this research is to know the relationship between safety management and supervision of marine inspector with MT Marlin...

Considering the living prototype of elbow joint and the characteristics of serial & parallel manipulators, this paper presents a parallel manipulator PPS-UR to the design of bionic joint, and gains a new bionic design theory. Choice of a new configuration, mobility, singularity and input selection of...

Taking five different grassland types of Hulun Buir Grassland (the meadowsweet plain, stipa baicalensis plain, guinea grass plain, stipa grandis plain and stipa krylovii plain) as the research objects, this paper respectively studied the change characteristics of their soil physicochemical properties,...

Pathok Negoro is a title for a person or a place that is the border of the region to Kasultanan Yogyakarta Hadiningrat after the division of the region based on the Giyanti Agreement. Originally Pathok Negoro established a mosque to accommodate the dawah institution to spread the development of Islam...

One of the methods that can be used for making Gotu kola (Centella asiatica) instant powder drink is encapsulation using freeze-drying technique. In order to maintain the flavonoid compound, needed of coating material that functions as protection material, that is maltodextrin. This research aimed to...

Community-based tourism is now being developed on many lands belonging to the village community or owned by the government, which are considered capable of involving the community in planning, management, and decision making in their development. Ngembul Spring Water (NSW) is spring water surrounded...

Geographical conditions provide great potential for harnessing solar energy, contributing to SDGs 9: Industry, Innovation, and Infrastructure. To enhance the efficiency of On-Grid Solar Power Plants, it is essential to have a monitoring system that can monitor solar irradiation and electrical parameters...

As the number of new energy vehicles in possession continues to rise, the fire safety issues of electric vehicle garages have drawn widespread concern. Compared with traditional fuel vehicles, electric vehicles have a greater fire hazard, mainly from the lithium-ion power battery used in electric vehicles,...

Implementation results show that after optimizing the collaboration mechanism, Heyuan Power Supply Bureau’s innovation platform leveraged intelligent module linkage to achieve dynamic resource allocation. Project completion rates rose from 65% to 90%. By optimizing project workflows through computer...

One of the most important aspects in the management of educational institutions (schools) is the financial aspect. School financial management must be well orga-nized starting from planning, implementation, monitoring, evaluation, and report-ing. In this article, school financial management is discussed,...

A greenhouse is a building specifically designed to cultivate plants in both conventional plants with soil media and modern cultivation. However, there are problems that must be faced, such as the disturbance of pests. It requires a mobile robot that can monitor and secure the plants. The purpose of...

The study of the value of travel time is of great importance in transportation projects. Studying the value of travel time for commuters and non-commuters can help optimize transportation policy and infrastructure planning, especially in reducing congestion and improving efficiency. Understanding the...

The University Landmark Tower basement parking lot is an important facility for professors and employees. At present, however, parking management presents a challenge as to the efficiency and availability of quickly accessible parking spots. To address the problem, we propose an innovative IoT (Internet...

Tire noise is one of the main sources of car noise. In order to research on the tire noise, analysis method based on wavelet transform was proposed. Compared with traditional analysis methods, wavelet transform can ef-fectively and intuitively find the effect of tire pattern arrangement on measurement...

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...