Advances in Engineering Research

Due to the fact that computational cost of aircraft engine component level model (CLM) is heavy while memory of engine monitoring unit (EMU) is limited, a machine learning algorithm: exponential weighted - sliding window - kernel recursive least squares (EW-SW-KRLS) algorithm is proposed to replace CLM...

According to the main development trends and characteristics of mechatronics and logistics specialty, aiming at the demand of experimental platform of stacker in automated warehouse, the performance analysis and design of stacker's experimental platform was studied and the experimental platform of stacker...

Rangkasbitung Station is a large class station that serves the departure of the Tanah Abang-Rangkasbitung (PP) Electric Rail Train and the Rangkasbitung-Merak (PP) Local Train. At this station, intermodal integration facilities are not yet available to support access that makes it easier for passengers...

Yoga is widely used for improving flexibility, strength, balance, and mental well-being; however, incorrect posture execution can reduce efficacy and increase injury risk. A lightweight, interpretable pose recognition and feedback system is presented that combines MediaPipe Pose landmark extraction with...

This study presents the development of a smart driver drowsiness detection system using Long Short-Term Memory (LSTM) technology based on heart rate monitoring. Traffic accidents are frequently caused by factors such as drowsiness, sleep deprivation, alcohol consumption, or drug use. Among these, microsleep—a...

This study prepared biochar from cow dung pyrolysis. Through a pot experiment, the effects of different combined application ratios (15% biochar + 85% organic fertilizer as Treatment A, 25% biochar + 75% organic fertilizer as Treatment B) on soil physicochemical properties were analyzed. The results...

Tailings are an industrial waste residue. If effectively improved, not only is it beneficial to improve the stability of the tailings dams, but also it can also convert tailings into valuable resources and achieve the resource utilization of waste. This article obtains the strength characteristics of...

Due to the brittleness of hard rock, it is difficult to obtain the failure precursor signal, which endangers the safety of engineering. Therefore, this paper carried out uniaxial compression tests, monitored the compression process with the help of acoustic emission (AE) technology, and analyzed the...

Port container throughput holds considerable importance for port construction planning and operational decision-making management. The problem of container throughput forecasting essentially entails modeling a nonlinear dynamic system driven by multiple variables. To improve the predictive precision...

In the construction of a canal project, how to deal with a huge amount of earthwork is an urgent problem, except for the part of filling areas, the surplus earthwork should be placed at the disposal sites. To minimize the total cost of the project and to protect the environment as much as possible, the...

Water pollution has become a serious problem. Water pollution occurs because wastewater is discharged into water bodies without being managed properly. One of the sources of water pollution is domestic wastewater. Industrial sectors produce domestic wastewater derived from the residue of canteen activities....

Visible light communication is a hot topic of wireless communication area which has drawn more attention to be researched. Dft-s ofdm is a main modulation method used in long term evolution (lte) in wireless communication, which is able to reduce the nonlinear limitation in client amplifier. Modulating...

Enterprise management mode shows brand-new changes with constant deepening of reform and opening up in China and rapid development of market economy. Enterprise management mode has certain particularity itself especially for new high-tech enterprises. It faces many risks and potential risks in the management...

Because of the rapid development of computer, new term about IT is emerging. Such new IT original comes from foreign countries and the technical manuals about how to learn such as new IT and how to use its latest development tools in English. It is one of the most important professional skills of college...

With the rapid development of information technology, more and more research projects, scientific research institutes, how to make scientific research project application and approval of more efficient, has become an urgent problem to be solved. The Web project declaration system based on can speed up...

This paper studies the effects of environmental factors on compressive properties of laminated composites containing a circle hole. compressive tests were conducted on three types of specimens that are exposed to low temperature, room temperature and hygrothermal environment respectively. The tests were...

The microstructure, hydrophobicity and chemical composition of the moth and locust wing surfaces were investigated by a scanning electron microscope (SEM), a video-based contact angle (CA) meter and a Fourier transform infrared spectrometer (FT-IR). The hydrophobicity models were established on the basis...

This article proposes parameter modeling for single screw pump and secondary development platform based on CATIA. First, we establish geometric parameter modeling of screw (rotor) and fixed bushing (stator) in CATIA. Then, a secondary development platform is developed by technology of VB and function...

American literature course also called American Literature History and Anthology is among the important courses of English majors that meant to improve Chinese students’ cross—cultural ability and better their language proficiency. However, the outdated teaching methodology frustrated students’ interest...

This paper has proposed a basic modeling in studying the driving system of the shoe-cover machine, built the multi rigid-body dynamical model and motion equations of this system, and proved the effectiveness and feasibility of R-W method to the special machine. Through ADAMS software, the dynamic simulation...

Aiming at the virtual movement emulation's design scheme of the jumbolter , the jumbolter's digital model is built by the 3D modeling software PRO/E5.0,the research combined the jumbolter with virtual reality technology. Jumbolter simulation virtual environment was simulated by means of 3 dimentional...

Development of hydraulic power energy with low water head is an effective supplementation for the traditional development of hydraulic power energy. How to effectively utilize the hydraulic power energy with low water head in nature is a problem now and the gas-liquid energy conversion efficiency is...

This paper studies the helical gears in the gear box of cold rolling mill in a steel, using software SolidWorks to make one pair of meshing helical gears a solid model, and import the entity model into ADAMS to creat a virtual prototype model, using IMPACT function to define the contact between gears,...

Walking in the current world has become one of the most popular sports items, walking motion easiest, most convenient and most economical, therefore, in the past few decades, in pursuit of a healthy lifestyle, the number of people walking increases every year, more and more people choose to exercise...

In the process of the intelligent network informatization, automation, and intelligent constantly improving, the requirements of power system for the transparency of the demand side are also getting higher and higher. Real-time and accurate load equipment identification for planning, load forecasting...

This study aimed to investigate the content of polyphenols and flavonoids and the antioxidant activities of broccoli. In this study, the content of polyphenols and flavonoids in broccoli were detected by folin-ciocalteu colorimetric method and NaNO2-Al(NO3)3-NaOH colorimetric method. What's more, the...

we proposed a novel approach for software trust analysis, in order to solve the problems in auto testing that, the test process is lack of guidance, further more, with high performance cost. The main idea of this approach is based on taint data tracing by taint tracing started from outside of software...

In this paper, seedling of non-energy-plant Stevia rebaudiana Hemsl in greenhouse is designed as the research subject. After its plant height, fresh weight, root length, leaf number, soil moisture content and other indexes are measured, seedling Stevia is found in germination period, slow growing period...

To study the cargo motion and sway characteristics of tower cranes to find effective methods to suppress the cargo sway and to position the cargo, we modeled the cargo sway, and then analyzed the equilibrium states of the cargo sway. The research results show that the center line of the cargo pendulum...

Large amounts of carbon dioxide (CO2) emissions caused more and more extreme weather. In this study, the maximum reduction of power CO2 emissions is the management objective based on three significant ways in the planning period, which are energy conservation, reduction project and power structure adjustment....

The dynamic response for the axial flow pump induced by the fluid excitation is analyzed in this paper. The responses of the axial flow pump during the operation were mostly generated by the fluid excitation and motor excitation. The finite element model was accomplished in this article with consideration...

The characteristics of WF gas oil in Jilin Oilfield are low porosity, low permeability, small pore-throat radius, and low formation pressure coefficient, causing that fracturing fluid flow back slowly, decreasing productivity. Laboratory test shows that water blocking damage is the major factor which...

A new solution strategy about emergency logistics by employing uncertain case-based reasoning was provided for the management of emergency logistics. A scientific case-based reasoning rule and model reasoning algorithm were established. According to expert opinions, the membership function of each attribute...

In order to satisfy the requirement of equipment layout of the decontamination station, using SLP theory and method to transform the decontamination objects and decontaminant into logistics objects, and the internal equipment layout of the decontamination station is designed. First, determine the decontamination...

The present article is devoted to description of some major factors influencing the danger of a pedestrian crossings zone. The review of the factors affecting the number of «vehicles - pedestrians» conflicts in the pedestrian crossing zone was performed. An example of the developed program for determining...

Formation of leaks and “fistulas” in concrete lining of underground structures is associated with the local density of concrete, which is characterized by its water resistance. Capes and intermittent streams of groundwater negatively changes the resistance of individual sections of the concrete lining...

Bilingual switching refers to a process turning one language into another, including bilingual generating and understanding, and the two kinds of processing mechanisms are different. In conversation and communication, bilingual speakers often use two different languages in order to adapt to different...

To resolve the problem of localization errors in object tracking, which caused by the background pixels in an object model, a novel target tracking algorithm named Histogram Ration Background Weighted-based mean shift (HRBWBMS)is presented. In the proposed HRBWMS, unlike the standard mean shift, the...

The effect of information technology for promotion of education reform is obvious. The application of modern education technology into clinical medical education has become an inevitable trend. On the base of an auxiliary digital teaching platform, information management of clinical practice course can...

Business Process Model and Notation (BPMN) is being becoming the most used standard for business process modelling. One of the important upgrades of BPMN 2.0 with respect to BPMN 1.2 is the fact that Data Objects are now handling semantic elements. Nevertheless, BPMN doesn't enable the representation...

Multiprocessor system plays an important role in the computer, in order to improve the parallel computing performance of the system, its essence is to solve a multiprocessor system task scheduling algorithm of NP problem, and the TSP (traveling salesman problem) is a typical NP-complete problem. This...

The majority of shallot distribution from Cirebon production centers to Jakarta consumption centers passes through the actors in Brebes, so that many actors involved can raise risk-sharing problems. Therefore, research needs to be aimed at finding out the network in the shallot supply chain from the...

Toll roads are currently one of the supporting factors for economic growth. So that if the function is slightly disturbed, obstacles will arise, which will hamper vehicle’s journey using the toll road. Many factors hinder this toll road. One of the traffic obstacles is a flood disaster. Floods are also...

Rhizome plants are often used as ingredients or traditional ingredients such as temuireng, temulawak and temumangga. Such rhizomes have the same color, shape, and smell characteristics. In this study, the types of rhizomes were classified based on their color into three classes, namely temuireng, temulawak,...

This study aims to analyze the natural frequency of horizontal axis wind turbine blades using the finite element method (FEM) through ANSYS 2023 and Solid works 2021 software as 3D images. The main focus of this study is on two types of blades, namely taper and taperless, using Glass Fiber Reinforced...

The management of high-rise residential construction projects is often challenged by inefficient progress control, poor technical coordination, and delayed safety risk warnings. While existing studies have explored AI or BIM in isolation, their integration for multi-building synergistic optimization...

Previous earthquake disasters have proven that tunnel structures spanning faults have a greater risk of damage during earthquakes. However, underground tunnel engineering is a lifeline project related to the national economy, and ensuring its safe and reliable operation during earthquakes is of great...

A well-built road network is essential for national integration, industrial progress, and economic prosperity. Ninety-five percent of Bangladesh’s paved roads are made of flexible pavements since they are inexpensive to construct. These traditional asphalt pavements are prone to rutting, stripping, and...

Detarium microcarpum (ofor) seed flour is traditionally used as thickening agent in soups. There are limited researches on effect of processing methods of ofor seed flour on its nutrient contents; hence, this study was aimed at determining the effects of processing techniques on proximate and micronutrient...

In stingless beekeeping, monitoring the temperature and humidity in the beehive is crucial to increase the honey yield and ensure the survival of the bee colony. However, the conventional method of checking the beehive is laborious and time-consuming. This paper proposes an IoT-based real-time remote...

According to the characteristics of the engineering cost information flow in the whole life cycle, Design the project cost index system of the original data and analysis data, Collecting, sorting, analysis, calculates the project cost information, Estimate the whole life cycle engineering cost of the...

Stem cell therapy is currently a hot topic in tissue regeneration. This study aimed to compare the the effect of osteogenic differentiation and proliferation ability of health Periodontal ligament stem cells (hPDLSCs) and inflammatory periodontal ligament stem cells (iPDLSCs) with SDF-1 that isolated...

The change laws of mechanical properties of mechanism sand mortar subjected to high temperature were studied on the paper. The study shows that: (1) The strength of mechanism sand mortar, subjected to high temperature, was reduced with the rise of temperature. When the temperature was below 500 øC, the...

The vehicle load action often leads to serious damage of saturated asphalt pavement. The finite element model of saturated asphalt pavement was established by ANSYS to research mechanics behavior of pavement response to moisture-loading coupling action. Then, the spatial distribution of pore-water pressure,...

A comprehensive optimum seeking model using identical degree of set pair analysis and analytic hierarchy process has been built; it is efficacious for tender evaluation of bidding of construction. The rationalization of the model and method is verified with an example.

This article is based on zero order optimization method, proposed a method for optimization design of stiffener in the cylindrical structure. Use APDL to make a computer program to solve this problem. There is a series of work in this program including modeling, loading, post processing and optimization....

A numerical approach for free surface boundary formulation is proposed for simulation of surface waves in porous media, based on the Biot poroelastic model. A set of free surface characteristic variables for incoming and outgoing wave fields are set by domain decomposition for solid and fluid velocity...

To reduce losses in the zero conductor of three-phase alternating current networks, it is proposed to use a switching device made on the basis of semiconductor thyristors, in order to enable the single-phase consumer to be connected to the required phase of power supply in order to reduce asymmetry....

Smooth Support Vector Regression (SSVR) is new modified edition of traditional support vector regression for better performance. To further improve the modeling capability of SSVR, it is necessary to take into account the feature extraction based on Independent Component Analysis (ICA) before SSVR. Simulation...

Segmentation of noisy and textured images remains challenging in both accuracy and computation efficiency.In this paper, we propose a new method for segmentation of noisy and textured images. The proposed method is based on the famous Expectation Maximization (EM) methodwhich calculates the global parameters...

Aiming at the problem that the installation of static strength test setup is not intuitive and it is difficult to check the existence of interference, this paper presents a method for automatic assembly of test loading equipment. The method is based on the CATIA two development technology CAA, the target...

The UAV found rapidly, it has the characteristics of manned aircraft do not have, such as cost, no risk of human life, and increasing people's attention. Unmanned aerial vehicle aerodynamic design, it affects the entire airplane aerodynamic characteristics and flight performance, aircraft preliminary...

As the third Information revolution after following computer and internet, the internet of things has been widely used in various fields. Petroleum industry is always supported by highly concentrated information technology. So the internet of things should be applied to it to solve some issues arising...

The relationship between urban landuse and urban transportation is the eternal topic of urban development. The integration development of urban landuse and urban transportation determines the comprehensive carrying capacity of a city. The spatial statistics and the questionnaire survey method are used...

Modular fixture design is a complex process. Computer-aided modular fixture design can help to accumulate the experience and technology of fixture designer. In this paper, the optimal configuration method of hole modular fixture is studied in computer-aided modular fixture design. Firstly, the characteristics...

The article discusses the methodological aspects of system analysis of energy efficiency of the oil and gas industry (OGI) enterprises. Modern OGI enterprises in large quantities consume all types of energy resources (ER) for their own needs. Therefore, issues of energy-saving and resources-saving, along...

In view of the current line loss problem of transmission lines, combined with the current computer technology, an integrated power collection and line loss analysis system is proposed. The article first describes the relationship between the electricity collection and line loss system and other power...

Boost expansion of enterprise cooperation require a new method to exchange data among systems and shield systems difference and shield data format difference. TDP (Technical Data Package) is designed for enterprise to manage data with product lifetime, and provide a method to integrate and manage data...

Cloud platform uses virtualization technology to realize management and elastic scaling of the large-scale underlying physical resources. For a long time, the virtual machine has played a role of cloud infrastructure layer backbone, which is used to provide physical resources segregation and control....

Based on the research of the position error control algorithm and the angle error control algorithm, according to the specific characteristics of the harvester, the leveling control strategy of angle error control algorithm is proposed in this paper. Making leveling at both direction of X and Y, first...

This study examines the restoration and development of grain production in the Chelyabinsk region, data on the sizes of acreage and productivity of grain crops, as well as the structure of agricultural producers, dynamics of gross collecting throughout the studied period. The author applied various methods...

Amylase is an enzyme that has a role in hydrolyzing starch. This enzyme can be obtained from germinated seeds, one of them is soybean seed sprouts. The research aimed at studying the reaction kinetics in hydrolyzing the substrate, which is called starch, has been done. The research was conducted in three...

The study investigated the effects of ageing on the fracture toughness of the nano Calcium Carbonate/ground rubber particle hybrid composites. The rubber particles content was 0, 5, 10 and 15 wt%, while the calcium carbonate contents was fixed 2 wt% of the epoxy resin. Aging was carried out in distilled...

In this study, the latest research progress in the field of motion control of quadruped bionic robots is systematically reviewed, with emphasis on the key technologies such as dynamic modeling, multi-modal motion control algorithm, gait planning and stability optimization and so on. It is found that...

In medical settings, wheeled robots with obstacle avoidance and navigation capabilities have become a key enabler for automated precision delivery, effectively addressing the need for efficient medical logistics and reducing the workload of nursing staff. However, significant technical challenges persist...

Over the past few decades, the occurrence of skin diseases has increased, putting a significant strain on healthcare systems worldwide. These skin diseases can be cancerous (e.g., basal and squamous cell carcinoma, melanoma) and non- cancerous (e.g., acne, vitiligo and eczema). Skin problems can be detrimental...

Terusan Tengah Tidal Irrigation Area (T3IA) is a potential tidal swamp land and one of the ex-PLGs. The water system uses a fork system with retention ponds. The condition of the water system in T3IA is not functioning optimally. The existence of a channel through the retention-pond to the Kapuas River...

The era of the industrial revolution 4.0 and the outbreak of Covid 19 at the same time has affected to the loss of many lives. The need of proper media is necessary due to the socialization of the pandemic within the community. The media which mostly used by the government is website provided with infographic...

Since 1949, precast, prestressed concrete become the preferred composite material for bridge design and construction. Today, it remains the solution for bridge designers across the country. Before operated, a bridge needs to be loading test to ensure it can be function properly and safely. The test can...

To investigate the dynamic response characteristics and patterns of underground grain silos subjected to seismic waves from different incident directions, viscoelastic boundaries were employed to simulate the infinite foundation as a continuously distributed spring-damper system on artificial boundaries....

With the deepening reform of higher education, teaching experiments must adapt teaching reform situation, intensify the reform of teaching content and methods of reasonable use of modern information technology to build powerful, rational structure of the teaching experiment management system, it is an...

This paper analyzes the working principle of separately excited DC motor controller putting forward with the STM32 chip as the core. It uses motor rotation controlled by four quadrant full bridge excitation coil and half bridge armature and separately excited motor controller designed by the basic of...

The importance of geo-ecological studies is confirmed by an insufficient readiness of methodological approaches and conceptual bases of research of geo-ecological factors of innovative development of industrial clusters at the market transformation stage of the Russian economy, the analysis of regularities,...

Faced with the international environmental pressure and transaction obstacles, Chinese government has enacted and implemented laws which contain the requirement of EPR (Extended Producer Responsibility) in manufacturing industry. However, the implementation effect is not ideal. Firstly, this paper explores...

In order to release the emissions of H2S, this study designed experiments investigate the effects of nitrification (NaNO3, NaNO2 and ammonium molybdate) on producing and releasing H2S during kitchen waste composting. All treatments were analyzed using 60L heat insulated composting vessels with forced...

A target location algorithm for distributed acoustic sensors was presented. Acoustic energy-ratio between sensors was used to solved the position of sound source iteratively, without priori information of position and rigorous clock synchronization. Experiments showed that target could be accurately...

Mirco-fibrillated cellulose (MFC) aerogel was reinforced by chitosan. The reinforced MFC aerogel was used as heavy metal ions absorbent. The results showed that the aerogel had good absorption capacity of over 200mg/g for all 4 kinds of heavy metal ions, Cd2+,Zn2+,Pb2+ and Cr6+ in the initial concentration...

In this study, wheat straw loaded with neutral red was reused to adsorb congo red (CR) from aqueous solution in a fixed-bed column. Compared to wheat straw, adsorption capacity of NR-loaded wheat straw towards CR was significantly higher. The the flow rate, the influent concentration of CR and bed depth...

Quasi-elastic contact method can be used to study the wheel-rail contact relationship of worn tread. In this paper, wheel-rail contact relationship of standard and worn LMA tread have been calculated under the condition of rigid contact and quasi-elastic contact. By comparing with rigid contact which...

From the view of practical application, this paper designs the human body physiology information collection nodes, the coordinator node, wireless transmission system using CC2430 microcontroller, and detailed design information of human body sensor (temperature, heart rate, ECG / pulse) circuit diagram....

The main difference between locomotive schedule of heavy-loaded railway and that of regular rail transport is the number of locomotives utilized for one train. One heavy-loaded train usually has more than one locomotive, but a regular train just has one locomotive. Based on analysis of the current locomotive...

By integrating historical accumulation and outstanding natural landscape, cityscape planning could create impressive and easy-sensory city image. By means of natural situation, historical and cultural resources, Hebei Baoding historical district cityscape planning makes plan for landscape theme, landscape...

Wireless communications have been applied to every aspect of our life with the development of modern communication technologies, which makes the problem of interference more critical. Especially for the frequency hopping (FH) systems, the application scenario of them is very complicated. Developing anti-jamming...

Subsidence is a universal process that occurs in response to the voids created by extracting solids or liquids from beneath the Earth surface. The void created by the underground extraction causes significant changes in the magnitude and orientation of the insitu stress field and results in deformations...

It is very important to analyze urban mobility patterns and facility distribution for urban planning and management etc. Using mobile phone data, original base station data are made statistics and analysis. We improve AHC hierarchical clustering algorithm to discover community structure of urban base...

Compared to the bond-type anchor, the compression-type anchor, whichanchors the CFRP tendon by applying a compressive force on its surface, presents the advantages of not needing a curing period for the filler and to reduce the sleeve length by more than 30%. The fabrication of the compression-type anchor...

Each perceptible earthquake provides unique information about its real manifestation on the investigated territory. That is why the data on the manifestation of even a weak earthquake are important for creating and refining seismic hazard maps of various levels. The analysis of available data of macroseismic...

The aim of the research was to study, considering the modern requirements of amino acid, composition and biological value of milk proteins of Holstein cows, imported from the Netherlands, during the adaptation period in the agricultural holding "EkoNivaAgro" (Voronezh region) with the level of milk yield...

To reduce the waiting time for safety check in airports, and improve the transport efficiency, the safety checking model should optimized based on the premise of safety. Since security system has a concurrency, and Petri net can express concurrent events, Petri net model is used to solve this problem....

Temperature is an important factor affecting the weighing accuracy of the piezoelectric thin film Weigh-in-Motion (WIM) system. Because the temperature compensation coefficient formula given in the existing technical data is not effective in practical application, and because the time and cost factors...