Advances in Engineering Research

Two kinds of typical temperature and humidity independent control air-conditioning system are introduced in the paper, and load distribution method is determined utilizing enthalpy-humidity chart thus laying a basis of energy saving analysis for THIC system.

At present, the scientific community attaches importance to the problem of indoor air quality and building energy conservation seriously, the people’s requirement of indoor living environment is also improving constantly, improving the problem of air conditioning energy consumption of building energy...

In recent years, the photovoltaic generation has become an important form of distributed generation. PV is greatly influenced by outside conditions such as light and temperature, and causes the stronger intermittent and randomness of the power output. As a result, storage devices are needed to improve...

Two specimen of concrete beam with recycled brick aggregate and a common reinforced concrete beam as contrast specimen were designed. The beams were simply supported, the width and height of the rectangle section of the beams was 150mm and 300mm, the span were 3m, reinforcement and loading method were...

The naive Bayes algorithm in intrusion detection have the problem of high internal dependence and the data "broken" in decision tree, in order to solve the problem, this paper combines the advantages of section in decision tree and multi-evidence fusion in naive Bayes, uses the Windows Native APIs related...

The electrical motor drives and power electronic converters of More Electric Vehicles usually behave as constant power loads (CPLs), and cause negative impedance instability. This paper introduced R parallel damping filters to stabilize the CPLs systems, and derived large signal stability criteria depending...

This thesis aimed at the characteristics and the structural of a type of truck. It confirmed that its chosen power-assisted form of electric power steering system is Column EPS——that is C-EPS. On the platform of a sort of car we combined with the technical requirements of a certain model car steering...

Pyrroloquinoline quinone (PQQ), an important natural product, is biosynthesized by Gluconobacter oxydans. In order to prepare the product in large scale, a rapid and selective chemical complexation extraction (CCE) is proposed to separate and purify PQQ from fermentation broth. In this work, the effect...

The cloud computing paradigm has appeared: large-scale distributed calculations based on a pool of abstract, virtualized, dynamically redistributable computational resources, granted to external users via Internet on their demands. A cloud computing environments (CCE) get wider application for solution...

In response to the current UAVs need to man-control, poor life, signal transmission distance limitations can not be caused by the application of the UAV for patrolling, this article for the patrol UAV in the life, route planning, communication proposed a certain program, so that UAVs have more powerful...

The construction of fuzzy entropy is one of the research focuses in the field of vague sets. The existing fuzzy entropy formulae have three deficiencies: Firstly, as the increase of hesitancy degree, the change of entropy value is unstable; secondly, when the value of fuzzy entropy is 1, the change of...

In order to obtain the stability and stress data of the surrounding rock mass in the deep region of the mine, a reasonable support scheme and support parameters are adopted to reduce the degree of roadway deformation and damage in the deep region and reduce the cost of roadway maintenance. There are...

Unbalanced in mobility and safety is a latent issue because although speeding has been associated with fatal crash but excessive speed without having been punished still occurs. This study focuses on how to bridge it by identifying the reason, triggering variables and explanatory variables of speeding...

Merangin regency has become one of main areas in Jambi province with rampant illegal gold mining in the Rice Production areas for the last three years, giving a negative impact on the rice farming existing around the mine area. This research study aimed to identify the sustainability of farming rice...

The Global Energy Internet aims to build a new global energy optimal configuration that focuses on clean energy and electricity. This paper studies the global energy configuration mechanism in the context of the Global Energy Internet. First, qualitatively analyze the Global Energy Internet's contribution...

A research has been conducted on development and physicochemical characterization of skin care cream containing essential oils of galangal. The skin care cream containing essential oils of galangal developed consists of a red galangal cream that utilizes the essential oil ingredients extracted from red...

Shandong is a major province located in eastern China, which has large population, prosperous economy and great energy consumption. For better development, more information should be gathered for politic making or energy planning. In this paper, a large amount of information was searched on bibliographic...

Methods used for the determination of potassium content in potassium nitrate 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 potassium with high content, the...

The different water reducers have different suitability and different influence of performance with concrete mixture. Combined with the engineering practice, 3 kinds of naphthalene-based water reducer (NSR) and 4 kinds of polycarboxylate-based water reducer (PC) were selected as the objects. The saturation...

Three-piece can is also known as SPTE three-piece can. Due to the whole can being composed of can body, bottom and cap, it is called three-piece can. It is the common metal container used in food, beverage and other industries. Three-piece can making technology has been applied and developed for almost...

Palladium nanoparticles (Pd NPs) supported on active carbon was prepared via ultrasonically treating Pd precursors in ethylene glycol without any protective agents. The Pd/C nanocatalysts were characterized using X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy...

The sewage treatment system adopts polymerize aluminum chloride (PAC for short) as a flocculant. In the process of selecting flocculant, various factors such as cost, operation, influent water quality, equipment and so on are comprehensively taken into account. A certain sewage treatment work has selected...

This paper presents the simulation works of PID based speed and position controllers for the DC motor used in mobile robot applications. The mathematical model of the DC motor modelling is developed using Matlab System Identification Toolbox based on its input and output signals obtained during open...

Since the Covid-19 pandemic in early 2020, learning at several universities has taken place online. The purpose of this study was to determine the effect of Self-Regulating Learning (SRL) on Student’s Learning Achievement (SLA). This research is an explanatory type with a survey research method. The...

With the widespread application of shield tunneling in large-scale hydropower projects, controlling surrounding rock disturbance has become a critical challenge. This study focuses on the development of an intelligent control framework that integrates multi-source sensing, real-time monitoring, machine...

In response to the environmental characteristics of the tropical rainforest climate in Central America, where the annual rainfall reaches 4,000 mm, this study systematically establishes control points and restricted zones for mineral aggregate gradation in strict accordance with Superpave specifications...

Renovating underground pipelines in old residential areas can better meet the living needs of residents and improve the quality of urban development. To ensure the smooth implementation of the underground pipe rehabilitation project in old districts, This paper presents a model of the factors influencing...

This research aims to analyze public sentiment and perceptions of the Merdeka Belajar Kampus Merdeka (MBKM) policy through data obtained from social media Twitter. MBKM is a higher education policy in Indonesia that aims to provide tolerance and independence for students in choosing courses and accessing...

The mulberry pyralid (Glyphodes pyloalis) is a major pest in mulberry fields, and its control has been a long-standing challenge. Investigating the toxic effects of nitenpyram on the mulberry pyralid and its detoxification mechanisms under nitenpyram stress is of great significance for pest management....

The selection of materials plays a pivotal role in product design and development. With a plethora of materials available, making the right choice is crucial for a company’s reputation and profitability. This research aims to establish an efficient and systematic platform for optimal material selection...

Liquefaction has caused significant failures and represents a significant problem for the community and geotechnical engineering designers. The survey in the Chengdao sea of Yellow River Delta showed the presence of a large number of pits, geological disasters gullies, landslides, residual body and buried...

With intelligent greenhouse computer, network, electronic, automatic control, and other high-tech means to achieve automatic detection and control of plant growth small environment temperature, humidity, light, soil moisture, ventilation and other environmental parameters, breaking the traditional agricultural...

It is found that transition to new, safe and environmentally harmless technologies of the development of coal deposits in Kuzbass is not possible without the development of new models of dynamic deformation of crustal blocks. For their implementation the registration kinematics theory of crustal blocks...

Due to the inherent fluctuation nature of wind power, voltage control and frequency regulation in China's power grid become more intricate as the wind power penetration level increasing. Provided with traits of comprehensive response and bidirectional output, wide concern has been arisen by the hybrid...

Two new type of RC beam to concrete filled steel tubular column joints are proposed here. Test study on 22 joint specimens under vertical load is introduced here, which includes RC beam to concrete filled steel tubular column joints with four types of connections and RC beam to circular column joints....

The paper presents brief retrospective of progress and state-of-the-art of hybrid laser-plasma welding (HLPW). It is shown that the main objectives of HLPW include not only plasma-arc heating of item metal to increase its absorptivity, but also modification of welding thermal cycle to lower the rate...

Using ISO life cycle analysis and assessment methods, life cycle assessment (LCA) of anaerobic digestion of municipal waste for vehicle biogas production in Anyang was studied. Through the confirmation of the goal and scope, the inventory analysis and environment impact potential calculation were made...

Now days, Computer science and technology program is not only one of the required programs in the modern colleges and universities, but also necessary knowledge and skill that are required by the information age on talented personnel to possess. At present, seen from the teaching activities and training...

A ZigBee wireless sensor network was designed and implemented, to monitor the temperature and humidity changes of the fowlery. Breaking the various malpractices of the traditional arrangement of wire monitoring points. After the actual test, results showed that using the ZigBee wireless sensor network...

This paper presents the simulation of PV system using Multisim and compare the simulation results with the parameters of the actual solar cell, to analyze the errors. For further study, we prove that a DC-DC boost converter can achieve balance and we can figure out the upper and lower limit value of...

CsI is a great photoelectric emission material in the field of photon imaging detectors owing to its high quantum efficiency in the ultraviolet range. But quantum efficiency depends on the electron emission mode deeply. With specific structure of photocathode, the photoelectron can operate in both semitransparent...

The continuous caseter was widely used of in steelmaking enterprises, with the improvement of product quality, the optimization of the cost control and the improvement of production efficiency, the process requirements in production the was continuously improved and updated. The velocity of cooling water...

In this study, a three-layer artificial neural network(ANN) model was constructed to predict the explosion heat (Q) of aluminized explosive. Elemental composition was employed as input descriptors and explosion heat was used as output. The dataset of 24 aluminized explosives was randomly divided into...

Winds forecast is of great significance for operating a wind farm and power systems. The accurately predict wind speed can effectively reduce the adverse impact of wind farms on the power system, while increase the wind farm in the electricity market competitiveness. This paper studied time series and...

The problem of harmonics compensation in power system was concerned in this paper. The method based on artificial neural network (ANN) about how to design the hybrid power compensation (HPC) controller was proposed. The HPC controller can automatically measure the harmonic currents and automatically...

In order to solve the research deficiencies of influence of segregation on the performance of asphalt pavement, the segregation simulation and performance test were conducted. In terms of different grading deviation, the classification standard of segregation was divided into four levels. Subsequently,...

For now the belt conveyor roller has short service life, high rolling resistance, heavy weight, large noise problems, leading to the roller work effect is not ideal. This paper uses the TRIZ theory for innovative design of belt conveyor roller to simplify the inner structure of the roller, and reduce...

Standardization has benefited the modern architecture as one part of industrialization technology. In the meantime it implies a restriction on individuality what is often highly praised by architects. We should look for a compromise between standardization and nonstandardization in architecture. This...

This paper presents a more complex algorithm with Verilog-HDL, which based on the dual-modulus preseted decimal frequency divider. This algorithm can not only increase the accuracy of decimal frequency divider. , but also can be used to divide a clock. Simulations are conducted to analyze the characteristics...

For the current situation that the coal mine accidents occurred frequently, especially the fact that most major accidents ware caused by electromechanical fires, this paper analyses the cause of the accident caused by electromechanical, proposes the temperature monitoring and early warning management...

In this paper, a type of understudied Inland Shallow and wide ship is studied. Combined with the real ship design parameters and ship model test data, the ship dynamic fuel consumption model is established. The ship's speed and fuel consumption are quantitatively calculated and predicted, provides basic...

To solve the problem of wood skin recognition and classification in wood processing industry, a method based on BOW model for image recognition of wood skin defects is proposed. First, we extract the HOG feature of wood skin defect image, and then build the BOW model to describe the wood skin defect...

This research aims to utilize blood cockle shell waste and silica sand as a new innovation in the manufacture of calcium silicate minerals which were used as fillers in paper making industry. In this study the manufacture of calcium silicate mineral fillers (CaSiO3) used solid state reaction technique...

The paper presents the results of students' environmental training within the Technosphere and Fire Safety profiles. It considers factors influencing the educational process and gives methodical recommendations on students' training within these profiles. The obtained data allow confirming the need to...

In order to overcome the shortcomings of the traditional elevator management and maintenance methods, this paper proposes to establish an elevator safety monitoring system based on the Internet of Things technology. The security monitoring system design framework of the elevator consists of the perception...

Aluminum laminated composite (ALC) is a new type of structural material with a broad application space and development prospects. Due to the laminated structure, the mechanical properties and failure patterns of ALCs differ significantly from those of uniform materials. The friction stir welding (FSW)...

Barometer is a tool for measuring atmospheric pressure, digital barometer has the advantages of simple operation, high accuracy and so on. In this paper, the real-time pressure display is achieved by SCM(Single Chip Microcomputer) as a core component, combining with baroceptor, V/F converter, LCD display...

The objects of the study were the southern dry steppe and agricultural objects located within it with a spatial combination of agrobiocenosis and elements of anthropogenic impact on the territory of South of Russia. As a result of the research it was found that the intrusion impact on agrobiocenosis...

One of the efforts to reduce road damage due to excessive loads is to increase the quality of the asphalt mixture by improving or increasing the quality of asphalt (bitumen). The use of Asbuton or crumb rubber as an additive in the pavement mixture will have a different effect on the properties of the...

Covid-19 pandemic encourages online learning to prevent wider spread. Various types of learning platforms were implemented, but there needs to be an evaluation of student acceptance of the platforms. This study aims to assess the impact of v-learning on student acceptance during a pandemic. The v-learning...

At the present time, geospatial information systems are widely used for diverse spatial related decision-making processes. The power of these systems comes from the ability to relate different information in a spatial context, placing the information at a given reference system, and reaching conclusions...

Steel construction joints are critical parts and determine the overall strength of the structure, one of which is when subjected to high temperatures. The performance of bolt connections on steel bridges is very important to be considered in bridge design. The research results on the performance of the...

The main goal of this research is to find torque criteria for the stable 2-DOF planar manipulator robot (PMR) with identical Stokes damping in a slow-varying (SV) regime. The analysis starts by finding the 2-DOF PMR with Stokes damping Equation of Motion (EOM) via the Lagrangian mechanics. In the next...

Concrete structures built in coastal area and used local materials will be affected by environment due to corrosion and deterioration in long time. This study evaluated the effect of salty materials in concrete mixtures (not standard materials) and seawater curing on compressive strength and carbonation....

Developing environmentally friendly transportation that is affordable, secure, and simple to use is what is meant by sustainable transportation development. One of the best strategies to reduce the usage of private vehicles is to restructure the routes of public transportation. In order to reduce the...

In light of the accelerated pace of economic growth and urbanisation, the transformation of green buildings has emerged as a prominent area of research. A considerable number of existing buildings have been constructed and are still in use. However, the energy consumption and environmental impact throughout...

The tensile strength of frozen soil is affected by many factors such as temperature, particle size distribution, and moisture content, among which temperature is the primary influencing factor. Temperature affects it mainly by affecting the ice and unfrozen water in the frozen soil. By summarizing the...

Achievement degree of Water Supply and Drainage Pipeline Engineering is analysed for students whose major is Water Supply and Drainage Science and Engineering. This course aims to let student know basic definitions, theories, engineering design, and basic techniques in terms of water supply and drainage....

The flash flood disaster that hit villages in Sigi Regency has become a serious concern. This is because the flood carries sedimentary material and trees which cause damage. It’s called a debris flow. The Sigi Regency Regional Government, in collaboration with the Sulawesi River Region Office 3 (BWSS...

The progression of time is accompanied by advancements in technology, which is IoT (Internet of Things). The IoT offers innovative solutions across various fields, including lighting systems. IoT is a technology that connects devices to the internet, simplifying many tasks. This paper focuses on the...

Reject metal matrix composites parts reclaimed from industrial market were re-melted in a medium frequency induction furnace. A composites recycled roller used for cold-rolled wire mill was fabricated by centrifugal casting. The properties, microstructures and application of the recycled roller were...

Cancer stem cells (CSCs) have emerged as a population of cells that plays a vital role in recurrence of metastatic cancer, particularly resistant to chemotherapy and radiotherapy. In this article, we will discuss the correlation of CSCs with tumor immunology, microenvironment, long noncoding RNAs (lncRNAs)...

A pot experiment was conducted to study the effects of exogenous indole-3-acetic acid (IAA) on photosynthesis of Chinese cabbage under NaCl stress. Four treatments were used in the experiment: leaves were sprayed with 50, 100, 150 and 200 mol-L-1 concentrations of IAA solution, and by spraying water...

This paper propose a novel fractional-order hyperchaotic system, the hyper-chaotic system is investigated numerically by using linear transfer function approximation. In addition, based on the stability theorem of fractional systems, adaptive feedback control method is used for synchronization of fractional-order...

Objective: To study the application of CT and MRI fusion technique in the diagnosis of brain glioma. Methods: 20 cases of brain glioma patients in the Affiliated Hospital of Inner Mongolia University for the Nationalities during Jan., 2014 to Dec., 2014 were selected as the study group. The study group...

Extractable polysaccharides (CBP) from abundant low-priced by-product of corn bran and three polysaccharide sub-fractions (CBP1, CBP2 and CBP3) were isolated and purified by ion-exchange and DEAE cellulose chromatography. Structural characterization, antioxidant and bile acid binding activities of the...

Anti-floating stability of tall building basement is important content of engineering design, inappropriate design will cause motherboard cracking or basement floating, which influence service function directly or even endanger structure safety. Although our national specifications has attached more...

Mathematical modeling is a process to analyze and solve problems, as training students' mathematical contest in modeling ability of solving practical problems more and more get the attention of the colleges and universities. Numerical processing method is not only applied in the process of the model,...

The paper presents the design and development of a low cost compact chipless RFID system for secure near field data transfer. The proposed system is suitable for use in credit cards, personal data keeping cards and identification cards based on the principle of “data transfer by contact” which at present...

With the popularization and application of internet, human society enters the information-based society in an all-round way, computer has gradually become an indispensable part in people's daily life, work and study, it brings great convenience for people as well as some corresponding potential safety...

The influence of ionosphere and displacement current can not be ignored in earth-ionosphere mode.This leads to a highly oscillating kernel function and it's hard to get accurate results using traditional fast Hankel transform(FHT) method.This paper attempts to solve this problem using quadrature with...

With the development of social economy in recent years, the consumption of energy is increasing day by day. And with the increasingly scarce resources of the earth, the rising cost of basic energy investment has led to various security and pollution risks. The wind and solar energy of the earth have...

In the premise of selecting different consistency of cement slurry, deploy different concentrations of Sodium silicate, design 16 groups of ratio, design and test research on cement and Sodium silicate double liquid grouting material mixture ratio, through the collation and analysis of experimental data,...

Hybrid propulsion is becoming more and more attractive in both military and commercial fields for its safety, low cost, and throttability. Most of the works on hybrid propulsion so far carried out is connected with the understanding of the combustion of hybrid fuels. However, the ignition of hybrid fuels,...

Aiming at the common asphalt pavement structure combination, large general finite element software is used to build the three-dimensional model based on the multi-layer elastic system theory. The pavement structure vertical stress & time curve are analyzed entirely under the moving load. The results...

To study the best process conditions for preparing ultrasonic lincomycin -cyclodextrin inclusion. Method: Choose the usage ration of Lincomycin hydrochloride with -cyclodextrin, the inclusion temperature and the time of reaction as the main factors, and use the inclusion yield as evaluated indicators...

The self-propelled Aerial Work Platforms (SAWP) will go through the rough road, therefore, the oscillating mechanism should be mounted on the chassis in order to adapt to safe and comfortable operation of the SAWP. When the boom of the SAWP need to be rotated by 360° continuously, the stability of the...

A three-dimensional model of LTCC microwave component was built by the finite element software ANSYS, and the influence of LTCC laminating process parameters to vertical interconnection column misalignment was studied by simulation analysis. Results show that the closer to the edge of component, the...

Numerical analysis of static magnetic field force for probe of online magnetic flux leakage detection system was conducted by combining ANSYS and Virtual work method. The result shows that combination of ANSYS and virtual work method could accurately calculate the static magnetic field force between...

We design the electromagnetic spider web network in the country from the first spider placed the Tanlu fault zone. This fault through the place, a large population, economic development, Hefei is the first place, Shenyang will be our second point to place the location. Mr. Li Siguang once noted: in the...

The growth and development of a city is a phe- nomenon that always occurs in every city. The increase in population affects the development of residential infrastructure, both facilities and infrastructure have an important role in the development of settlements in urban areas. The results of the study...

The glass lettuce was made as material, the effect of different concentrations (0, 50, 100, 150, 200 μmol·L-1) of exogenous melatonin on photosynthetic pigments and photosynthetic characteristics of lettuce seedlings under salt stress was studied. The results showed that when the concentration of melatonin...

The physical model of a tracked tank cleaning robot that working on the sludge ground is set up, it provides a theoretical basis for optimizing the chassis design of the tank cleaning robot. In the modelling process, the sludge resistance of the track and the ground friction are taken into account, and...

The results of study of yield and protein content in grains of chaffy and naked barley in the experiment with the increasing rates of mineral fertilizers were described. The relationship between the nitrogen content in the leaves of barley plants and protein content in grains were calculated. For the...

main tasks of research and maintenance of reliability at the present stage of designing and construction of highways are stated. The sequence of the analysis of structural reliability schemes of non-rigid road clothes under conditions of impact on them of normal and limiting values of transport - operational...

The purpose of this study is to analyze the problems that arise in using Mendeley as a reference management and citation generator for academic articles. It applied a Qualitative Approach by involving lecturers, teachers and students as the participants in a workshop. It adopted observation and interview...

cloud computing server and storage system play a very important role in the cloud computing data center. The performance of the server and the storage system will directly determine the performance of the entire cloud computing system. From the cloud computing server design principles, considerations,...

This study investigated the process performance and kinetics of mono-, and co-digestion of swine manure and corn straw focusing on swine manure content in the total substrate. Batch anaerobic digestion tests were conducted at mesophilic condition. First-order model and Logistic model were used to assess...

Engineering education is the "intersection" of the two systems, engineering and education, of which there are both common characteristics of general education and characteristics of engineering. The curriculum system of engineering education at undergraduate level takes curriculum quantity as the foundation,...

A new multi-stage attack correlation method based on attack sequence is proposed in this paper. The algorithm first excavates the attack sequence of network attack behaviors from a large number of security events, and then analyzes the correlation of the events which are in accord with certain attack...