Advances in Engineering Research

Fire has a high load value and is easy to spread in the underground commercial space. Meanwhile the space has a high occupant density and people in it are difficult to evacuate. So it is easy to cause serious casualties. To this end, this paper first takes a certain underground commercial plaza for example...

Many kinds of fluid were sent by pipes; the stability of the flow was closely related to the exchange of energy. The velocity field of a pipe was tested in the experiment; the curves of standard deviation were obtained from the test. The results show that at low Reynolds number axial and radial standard...

Smart car is a kind of system which can precisely along the path of automatic driving mazes to the end point and return to the starting point accurately according to the optimal path, Under the effect of control system. In this paper, the hardware/software design and implementation of the intelligent...

In the humanoid robot system, the hand-eye system strict significance calibration is very difficult, or even impossible, which greatly increases the difficulty of the humanoid robot for the object manipulation. This paper, based on the visual feedforward and visual feedback control strategy, the humanoid...

An diesel engine with four elastic supports was modeled to deeply study the vibration response characteristics of diesel engine, and the each support with three-dimensional isolators was modeled by ADAMS. During analysis, the rotating speed of diesel engine is constant, and the mass center of whole engine...

The state land network project is China's "11th Five-Year" period included in the national high-tech industrial development project of the 12 major national science and technology infrastructure construction projects, this paper on the background of the state land network project and the significance...

For compressed sensing technology used in the field of information hiding, the traditional algorithm is to measure the entire carrier ( large redundancy - the entire carrier of the measured value) to hide. The calculation time is long and the stego image imperceptibility can be further improved. In this...

In this paper, the working principle and the structure of the key equipment of nuclear island were introduced. At the same time, the quality assurance procedures in the processing of equipment parts were studied as well as the methods of welding process evaluation. The constructions and applications...

Monocular vision technology can be applied to calculate the tilt angle of the insulator. Camera extrinsic parameters describe the translation and rotation parameters also called pose between the world coordinate system and the camera coordinate system. Thus, determining the extrinsic parameters is a...

The killing effect of sodium hypochlorite and benzalkonium bromide and the compatibility of them with the scale and corrosion inhibitor in the seawater is studied in the paper. The research result shows that sodium hypochlorite and benzalkonium bromide have good killing effect, sodium hypochlorite or...

Every year, during energy production, a large amount of agricultural waste is generated as ash, such as husks from rice and wheat. The conventional practices of open dumping and landfilling of this ash cause severe environmental and health problems, particularly groundwater contamination. Moreover, a...

Propane with lower carbon content than other fossil fuels and which is easily vaporized at ambient conditions has the advantage of lowering CO2 emissions and optimizing the combustion process. The possible combination of using it in high-efficiency compression ignition engines makes it worth analyzing...

AutoGrader+ is artificial intelligence technology that evaluates PDF answer sheets that contain written descriptive answers. AI techniques such as TF-IDF with Cosine Similarity and other NLP techniques such as Sentence-BERT are employed to process the text, extract the answers, and compare them against...

The purpose of this research is to examine how waste is handled on the MV Coral Actinia, with a focus on efficiency, crew satisfaction, and compliance with applicable environmental regulations and policies. Effective shipboard waste management is crucial for maintaining a clean marine environment and...

Compared with the distribution of onshore and near-shore wind resources, the deep and remote seas exhibit significantly higher wind speeds and richer wind resources, rendering the development of floating wind power in these regions immensely promising. The semi-submersible platform serves as a vital...

The oil pipeline bridge is an important component of the oil and gas transportation system, making the study of its seismic response and optimization of seismic design highly significant. This paper establishes a detailed structural model and evaluates the seismic mitigation effects of different seismic...

The development of adaptable three-phase load banks is essential for testing and evaluating power systems, distribution networks, and electrical equipment under various operational conditions. These load banks play a critical role in simulating real-world load scenarios, enabling engineers and technicians...

A structural scheme of national segment in a protected cross-border space is proposed. Information exchange in the integrated system of cross-border space between interacting sides is provided by the creation and use of national segment and an integration gateway. The scheme of interaction of two sides...

Today, e-commerce gain the people's attention, become an indispensable part of life, but also made a contribution for the development of world's economic the security of e-commerce website is the foundation to ensure the smooth running of the website, the guarantee on the security of the database is...

Automatic detection of the transcription of personal names in different languages is a key component for cross-lingual information retrieval systems. A plenty of complex machine learning algorithms have been employed in machine transliteration tasks with considerable computational costs. We propose an...

The wear particle impact action on specimen is directly related to the shape and depth of sub-surface crack in the grinding process of optical glasses. Thus, the research on the optical glasses grinding wear particle dynamic impact effect is an important fundamental task to the field of optical manufacture....

As taxi software increasingly hot, more and more people use a taxi booking taxi software. Based on the mobile Internet software has formed certain taxi with taxi process, showed a lot of convenient advantage, a taxi passengers every time use software taxi booking, used software company will give the...

Cracks resulting from shrinkage due to temperature or moisture usually exist in the flexible pavements in highways and runways of airport. This paper presents at finite element analysis of 4-layered flexible pavements with a penetrated longitudinal crack on surface layer embedded with controlled low-strength...

Independent fault diagnosis is an effective method to improve the safety and reliability of satellite orbit operation. Model-based diagnosis approach has been widely studied and applied because of high accuracy, strong adaptability and other advantages. However, because of the computing and store resource...

Strength of cement stabilized macadam which added early strength agent improves quickly. This shortens the construction period of road maintenance. This study explores the difference of fatigue performance between the cement stabilized macadam which added early strength agent and the ordinary cement...

This paper Application introduces a complete system level solution to drive a BLDC Motor for cordless power tools. To show the efficiency, present a thermal solution for a power stage with SMD MOSFETs and show how to implement the control with the microcontroller to drive a BLDC motor equipped with 3...

This research is based on Taiwan’s first zero-carbon green building-Magic School of Green Technology in National Cheng Kung University. Actual energy consumption will be measured to explore benefits of energy-saving. The design origin for this building encompasses 13 green energy-saving techniques. United...

The measured settlement curves of high-speed railway are presented with the characteristic of "small scale, large fluctuations", which is difficult to reach the requirements of curve regression coefficient with 0.92 on specification. This was done by adopting the method of mathematical simulation and...

Cellular concrete (CC) is a foamed mixture of cementitious materials, fine sand, and water, which once hardened results in a consistent, lightweight concrete containing millions of evenly distributed, uniformly sized macroscopic air-voids of approximately 0.1 to 1 mm size. In the present study, cellular...

By using the borehole elastic modulus test and sound wave inspection for typical representative spots of a dam foundation, the deformation behavior parameters of grouted weak rock of workplace foundation are obtained, and the potential relationship between wave velocity VP and elastic modulus E is derived....

Traditional technologies of chitosan producing may negatively affect the main quality parameters of chitosan (molecular weight, the degree of deacetylation) due to hard alkali-acid treatment of raw materials. The authors propose an alternative technical approach. It involves the use of electrohydraulic...

Coal roadway tunneling could result in redistribution of stresses in the coal body around the roadway, and cause the spatially uneven distribution of permeability in the coal body around roadway both in the radial direction and the axial direction. Considering this engineering fact and using the lattice...

Using molybdenum tailings in Shangluo as a core sample and the cement as gelled material, the unfired brick is prepared by mixing molybdenum tailings, cement, sand, silica powder and accelerating admixture, and then stirring and vibration. The effects of molybdenum tailings content, the ratio of molybdenum...

The work content of nuclear power plant project prophase covers a wide range, involves many kinds of professional, which cause the work coordination of the whole stage more difficult, have very strong complexity and uncertainty. On the basis of WBS decomposition in the initial feasibility study phase...

The penetration of the tail slurry suspended particles leads to the phenomenon of clogging, a higher seepage line and impact on stability of tailings dam. First of all, study influencing factors of muddy water infiltrationan,then an indoor simulation experiment is conductedaccording to the former study,...

The basic method, research status and development of structural damage identification technology based on BP network are reviewed and summarized, and then the advantages and problems of various methods in theory and practical application are discussed. The development trend and research direction of...

This paper introduced the necessity of constructing green ecological architecture system in Wuhan city circle, combined with the characteristics of the development of green building in the city, from the construction of regional green ring, hierarchical planning, promotion of green building materials,...

In a wireless mobile communication, it is required to provide high-speed and high-quality communication services and orthogonal frequency division multiplexing (OFDM) due to a high bandwidth efficiency and resistance to multipath ability, etc., in recent years, widespread attention. Contents of this...

By analyzing and mining the source geospatial data, provide a reference for the government macro decision-making and public opinion monitoring and provide the basis for enterprise precision marketing and the individuality service. The experimental results show that, within the scope of the study area...

The highway construction develops at top speed in our country. The monolithic architecture and building materials become better and approach perfection day by day. It also makes breakthrough in the technological process of graded broken stone base of bituminous pavement, to promote carrying capacity...

Vietnam is a country which have a long coastline, a dense river network and many waterway transportation vehicles which has increased very rapidly in recently years. Because of this, preventing collision at sea is a vital task. Currently, maritime shipping vehicles are provided modern technology equipments...

The RFID reader-writer has designed based on DSP in the paper, the reader-writer is mainly composed of reception and launch antenna module, DSP control module, receiver module, A/D conversion module, the digital baseband processing module, D/A conversion module, transmitter module, the first filter module,...

When designing an automatic test system, it is necessary to make each electronic test device conform to different test requirements. The most important issue is the system top-level design. The article starts with the three steps of the top-level design: system requirements analysis, architecture selection...

The article reviews the possibility to improve efficiency of the cylinders block design and the pumping unit of an axial-piston hydraulic machine by means of utilization of inter-cylinder zones for installing additional chambers smaller in diameter. This design allows to building a new axial piston rotor...

The paper studies the heat emission combined oil separator. The work considers a mathematical model of the temperature field of the combined oil separator. The work is aimed at investigation and analysis of heat emission coefficients of the combined oil separator at oil and gas facilities. The article...

Discussedseveral common mathematical model on well force research field, and build a rod string motion law simulation system base on the model of finite element, which can directly display the movement rule of the pumping unit, the well trajectory, the axial movement of the rod string, the rule of the...

This study proposed a novel image fusion algorithm based on weighed multilevel morphological component analysis (FWMMCA). First, morphological component analysis is improved into a new multi-scale decomposition algorithm–multilevel morphological component analysis (MMCA). Then, feature vectors are extracted...

Nowadays, with the constant development of wastewater treatment processes, more and more waste activated sludge has been produced which cannot be overlooked. To solve this problem, some strategies have been employed in-situ to reduce waste activated sludge production and proved effective. This paper...

More population and less land is the main contradiction in the process of urbanization in China. Residential buildings developing upward and downward, such as the underground structure, not only made the impervious surface area increased, increasing more surface runoff, but also the underground impervious...

In this paper, A heart-throb acquisition technique based on laser self-mixing is proposed. In view of the characteristics of extremely weak vibration of human heart-throb, a multiple reflection method is proposed. The objective of the external cavity is to improve the measurement accuracy by / 5. Fringe...

Vehicular ad hoc network (VANET) is a special kind of Mobile ad hoc network (MANET) which can improve the traffic control systems. Due to the limitation of wireless communications, efficiency and bandwidth are two important issues need to be considered for its design. In this work, we design a secure...

Chili peppers are one of the horticultural commodities commonly cultivated commercially in tropical regions such as Indonesia. Sukamantri sub-district is the center of chili plants in Ciamis Regency with the largest planting area and harvest area of 296 hectares and the largest production value in Ciamis...

The development of bionic aids for paralyzed patients leads to the Brain-Computer Interface (BCI) implementation with various obstacles, especially in interpreting brain signals as triggers for the bionic organ. The reading of electrical signal activity in the brain in the BCI system uses electroencephalography...

Currently, lightweight slabs made of Autoclaved Aerated Concrete (AAC) have been implemented as an alternative method compared to the conventional slab. This innovation is claimed to make the installation of the slab in buildings faster and more practical. The application of AAC slab for pedestrian bridge...

The abstract should summarize the contents of the paper in short terms, i.e. 15–250 words. A minimarket provides daily products with easy access and long opening hours, serving not only as a shopping place but also as part of the business and retail evolution adapting to society’s needs. Despite being...

This study follows the CRISP-DM (Cross-Industry Standard Process for Data Mining) framework, a structured methodology that guides data mining projects through six stages: business understanding, data under-standing, data preparation, modeling, evaluation, and deployment. The dataset used in this research...

Airfoil is a geometric shape that when placed in a fluid flow will produce a lift greater than the drag force (drag). With the slightly curved side of the airfoil, there is a point of separation in the airflow passing through the airfoil. In this research, aerodynamic testing is carried out, using numerical...

Technology advanced quickly during the Industrial Revolution. 4.0, makes the internet network also develop rapidly and become larger. So website technology that is constantly changing becomes a big challenge in using large and complex data information on the global Internet. Stand-alone web crawlers...

In hydrologic analysis of floods, after having derived a unit hydrograph (UH) of a specified duration, one may wish to change the time step and define a new UH of desired duration. The conventional/classical S-hydrograph method used for the same always results in erroneous or fluctuating altered duration...

The integration of Building Information Modeling (BIM) and lean construction holds promise for revolutionizing collaboration within the building construction industry. This article presents a comprehensive review of literature on lean construction, quantity surveying (QS) issues, and the collaboration...

On July 20 2023, a landslide occurred on the Tawaeli-Toboli road section km 49+450. Landslides are influenced by a decrease in soil strength due to increased air content and pore air pressure (increasing air content will reduce soil strength, especially cohesive soil). The aim of this research is to...

Under the “dual-carbon” background, this paper explores the development of low-carbon emission reduction in the construction industry. Firstly, it analyses the current status of research at home and abroad, covering the calculation method of building carbon emissions and influencing factors, pointing...

The advent of autonomous driving technology represents a significant milestone in the evolution of the transport industry. This innovation has profoundly changed the way of travelling and, in certain instances, improved road safety, while at the same time fostering the development and innovation of associated...

The article focuses on the determinants of transport market. As this problem area is very large, the article focuses only on the analysis and prognosis of the external EU transport market determinants. The chosen external transport market determinants processed in this article are the economic development...

A Ni-based alloy gradient coating with four layers of the different composition was produced on surface of Cu alloy substrate using YAG laser. The microstructure, anti-wear and anti-heat shock properties of the gradient coating were studied by means of analysis techniques. The results show that there...

This paper introduces the structure of the double AC motors speed-regulating experimental system and control methods of the system, and describes the application of the STM32 microcontroller hardware module design and programming . With the SVPWM technology, software flow chart based on STM32 MCU are...

With the modern science and technology progress, to improve the level of NC skills in colleges and universities, it is necessary to keep pace with enterprise equipment as much as possible, conform to the trend of the times, do not be eliminated, and build a networked production training as soon as possible....

Since passive anti-islanding detection have largely blind spots, easily fluctuation and so on shortcomings, moreover active frequency drift have Some drawbacks too. For example distortion of current and fluctuation of active power injecting into grid associated with islanding detection. a based on variable...

Influence and mechanism of frictional wear characteristics of 45# steel-cast iron friction pair were investigated under the 46# machine oil that includes the self-repairing additive condition with different loads by using MMU-5G end-face friction and wear testing machine. The capability of generating...

Corrosion failure of the stainless steel tube was analyzed through the methods of field investigation, chemical composition and metallographic analysis, tensile test, surface morphology and micro elements analysis. The quality accords with the standard of ASTM A688, and the stainless steel tube corrosion...

Fluid and solid coupling of aircraft hydraulic system can cause pipeline crack, while it is difficult to monitor its crack in real time. This paper studies the fatigue thermal effect, obtains the regulation of the thermal distribution, and establishes the thermal modeling of fatigue crack propagation....

Objective: To evaluate the potential hazards of organic pollutants in Jilin City Reach of the second Songhua River. Methods: organic pollutants of water was concentrated and tested by vivo experiments on rats. Results : Testis organ coefficient decreased and sperm deformity rate increased with the increase...

This paper studies supportive policies of electronic information industry cluster development in Long Nan county by applying the method of literature research and charts, analyses the affect the supportive policies have on Long Nan electronic information industry cluster development . This paper argues...

The construction of UHVDC (ultra high voltage direct current) transmission integrates the regional power grids into a whole grid in China, which increase the importance of power grid stability. Automatic power control helps operation personnel reduce the burden of work, but it may also take the power...

It is meaningful for evaluating carbon emission of battery packs of electric vehicles in their whole life cycle. In this paper, we give a new method to estimate carbon emission of battery packs in their life cycle. The method aims at evaluating carbon emission of different kinds of battery packs and...

One leaning tower of 220 kV transmission line was taken as an example and a finite element model for the coupled tower-line system was established for investigating the effects of the uneven settlement on the transmission tower and line. The result shows that the bars of tower are compression-bending/tension-bending...

This paper selects Zhejiang province 5 runoff plots of rainfall, runoff and sediment loss was studied. The results showed that: (1) the annual rainfall mainly concentrated in 4-9 months, accounted for 60.7%-66.6% of the annual rainfall. (2) the annual runoff is mainly concentrated in 5-9 months, which...

Rock re-inforcement in Underground Coal mining is generally being done by roof bolting. Roof bolting is a pre-requisite and important activity for safety and high percentage of productive extraction of the Coal from Underground Coal mining. Nanotechnology and Nanoscience is the latest development in...

This paper starts from the analysis of the frequent occurrence of insulation breakdown accident in a substation in Northwest China.Through the calculation and simulation of over voltage,a government scheme of over voltage control is proposed.

This paper takes Urumqi Xiucheng Estate as an example to analyze the health concept of architectural design based on the proposed green building design and corresponding technology, in order to promote the application of the concept of green healthy residential planning and design. The project was assessed...

With the rapid urbanization in China, the metro construction of our country's first-tier cities has been under a basic model, and more and more second-tier cities join the metro construction tide. It is found that metro is a very good media platform according to the experiences of varied cities in different...

Using the Bi(NO3)3•5H2O, NH4VO3 and 50% Mn(NO3)2 solution as raw materials, the novel Mn2+-doped BiVO4 photocatalysts was successfully prepared by a low-temperature grinding synthesis. And characterized by X-ray diffraction(XRD) and scanning electron microscope(SEM). The Methyl Orange (MO) was simulated...

In order to improve the working efficiency of drugs input in intelligent pharmacy express dispensing system, the route planning based on the improved genetic algorithms is proposed for express dispensing system with complicated boxed drugs and numerous storage space. This paper establishes a TSP problem...

Freshwater prawn (Macrobrachiumrosenbergii) in Bangka,is one of the important economic prawn.The sustainability of freshwater prawn is threatened by degradation of natural habitat. Information of reproductive aspect is needed for further management. The objective of this study was to examine fecundity...

Inspection and certification industry is the national quality foundation and an important part of modern service industry in China . The industry has been regarded by the State Council as one of the eight high technology service industries and eleven largest producer services. The paper is one of the...

In this paper, we established an evaluation index system and then calculated different efficiencies of the two kinds of efficient decision-making units and the non-effective ones to evaluate and rank them synthetically. At the same time, the inherent requirements and characteristics of the Data Envelopment...

The paper presents the results of the study of the adaptive behavioral trait of workers of European dark bees' subspecies. The significance of the study is due to the need to decrease the level of aggression of European dark bees and increase its adaptability. The materials of the paper are aimed at...

This paper examines the crush arbitrage of soybean and rapeseed futures, which is based on inter-commodity arbitrage in the oil processing process. The paper takes soybean, soybean meal and soybean oil futures listed on the Dalian Commodity Exchange, rapeseed, rapeseed meal and rapeseed oil futures listed...

In this paper, glycyrrhizic acid was separated using ethylene oxide / propylene oxide copolymer (EO60PO40) and K2HPO4 aqueous two-phase systems (ATPS). The influence of the content of EO60PO40 and K2HPO4 and temperature was studied. The results showed that the optimal separation conditions were: 30%...

Pharmacology is a subject focusing on practicalness and applicability, also a compulsory course for students in higher vocational medical colleges. In learning pharmacology, pharmacology experiment is also an important part, which enables students to participate in practice, examine the learning of pharmacology...

With constant development and prosperity of social economy, China's industrial domain has achieved great development, so has the chemical industry. During the specific process of chemical product manufacturing, corrosion of chemical equipment is a common phenomenon. How to effectively prevent corrosion...

The friction motion exists generally in the mechanical operation structure. The target of the paper is to predict and optimize the dynamic performance of the mechanical structure via the structure design. The kinetic equation of discrete-node model is established based on the theory of the characteristic...

The optical indicatrix gives the relation between the direction of vibration and the index of refraction of light propagating in the crystal. In this paper, from the direction of the wave normal and the optical indicatrix, the general formula of the refractive index and the direction of the vibration...

Based on the Lifted Structured Feature Embedding (LSFE) proposed by H.O. Song, it is extended to the two million-level furniture image database retrieval application, which proves that it is excellent content-based image matching capabilities on large scale database.

The purpose of this research is to develop a theoretical and methodological model of the mechanism which can provide information infrastructure support for small business at the regional level. Nowadays information support of small business is relevant due to digitalization of the economy and the search...

Worldwide economic growth, professional and domestic lifestyle and the ecosystem are affected by a lack of fresh water supplies. Oceans are the 97% part of earth’s crust, due to increasing demand of growing industrialization and population it has become an important source of freshwater over the last...

The acceleration of urbanisation has led to the aggravation of the problem of fragmentation of urban ecological space, and the construction and optimisation of ecological networks play an important role in alleviating urban ecological problems. Based on the problems of ecological fragmentation and lack...

Lynde Type-A (LTA) zeolite is one type of zeolite that has various uses including as an adsorbent, catalyst, ion exchanger, and molecular sieve. Generally, LTA zeolites are produced from commercial chemicals and natural materials such as natural zeolites using the hydrothermal method which takes up to...

The application of carbon fiber in concrete is very extensive. This article conducts experiments on the mechanical and durability properties of carbon fiber-reinforced 3D printed concrete specimens by adding different amounts and lengths of carbon fiber to 3D printed concrete. The experimental results...

Oil and gas are energy sources that experience the fastest growth among other energy sources. The oil recovery process can be divided into three recovery stages, namely primary oil recovery, secondary recovery and tertiary recovery or commonly called Enhanced oil recovery (EOR). Enhanced oil recovery...