Advances in Engineering Research

Aiming at the characteristics of high gas coal seam hosting and the problem in the process of coal gas control, this article mainly focus on the research of the gas drainage technology in the goaf and the coupling characteristics with the explosion proof device. First of all, it describes the comprehensive...

With the deepening of reform and opening up and the development of foreign exchanges, English education is becoming more and more important, the comprehensive information management of English examination is an important way to enhance the information level of English education. This paper is based on...

The nonlinear properties of elastic modulus of the resin in relation to curing degree of the resin was defined through the phenomenological model. The finite element model of LTCC-metal assembly, which belong to the radio frequency (RF) function layer, is established by ABAQUS. When curing pressure is...

Charge-discharge experiments of lithium iron phosphate (LiFePO4) battery packs have been performed on an experimental platform, and electrochemical properties and damage mechanism of LiFePO4 batteries are also analyzed in extreme cases. Our results indicate that over-charge has little impact on utilizable...

In order to clarify the creep deformation and fracture behaviors of ultra-purified ferritic stainless steel 429Mo for automotive exhaust systems, the creep behaviors of 429Mo steel at 650øC and different applied stress levels were investigated through performing the creep tests and the microstructural...

To use external prestressing to enhance the existing public buildings suffering from loss of reliability, this paper represents the static tests on 14 low strength concrete beams reinforced by external pre-stressed, and demonstrates an experiment on the mechanical performance of model beam, such as flexural...

Objective: This study was conducted to evaluate the effects of different preparation methods on the quality of dietary fiber from bamboo shoot (BDF). Methods: Four methods including water-washing (WT), acid-base treatment (ABT), fermentation (FT) and enzyme treatment (ET) were carried out, and the composition,...

In order to solve the problems in the traditional control method of Quadrotor UAV, Such as weak anti-interference ability and system modeling error has a greater impact on the tracking performance, A trajectory tracking algorithm based on self-learning control is designed. The algorithm can control the...

In order to investigate the effects of Cu , Zn and their complex stress on the physiological characteristics of Cinnamomum camphora , the seedlings of C. camphora were treated with different concentrations of Cu , Zn ( 0 , 300 , 600 , 900 , 1200 , 1500 mg / kg ) and their mixture ( concentration of 300...

With the increase of traffic flow, in order to improve capacity, the shape of the toll plaza, the size of the design has become particularly important, the toll plaza that can improve the capacity of toll booths, ease the congestion situation and reduce the traffic accident is more and more favored by...

The activities of the wild bird in the natural environment open space make the normal and stable technical performance of overhead transmission lines caused serious obstacles. The effective governance measures of bird hazard are active from thorn, the windmill anti-bird instrument and insulating repelling...

In the development of anti-radiation excavator, the structure-design of lead glass windows is a key problem needs to solve. By conducting the irradiation and sun exposure experiment of ZF6 and ZF506 lead glass, we finally decided to use ZF6 lead glass to make the window of anti-radiation excavator. After...

The quality of trucks has a huge change from empty to fully load; the change of quality highly affects truck’s driving [1]. This paper takes a truck as research object and structured the vehicle quality online estimation model considering LS and vehicle sensor technology; the study set the default value...

The biochemical characteristic of the conditions of systems allows reviewing the nature and intensity of diseases (pathogenesis). To study the adaptation of the animal organism to the conditions of ecosystem pollution by toxic elements and to establish the specific metabolism routes, we have investigated...

We take the selection of appropriate remediation plants as the purpose in the study. We select six kinds of aquatic plants with strong survivability and good ornamental performance to conduct the experiment, namely Iris pseudacorus L.,Sagittaria sagittifolia L., Eleocharis tuberosa S., Typha orientalis...

Traditionalamine absorbents for CO2are oftentimes corrosive to equipment and degrade through oxidation, thus severely restricting the wide application in CO2capture. Herein, asupramolecular approach to CO2capture by cucurbit [7] uril (CB [7]) complex was developed. NH2 (CH2)6NH2 CB [7] complex can convert...

Road construction projects can affect directly to the degradation of the environment for causing emission, pollution, and congestion. Green road rating is the tool to measure the performance of green practices and the level of greenness on road construction projects. However, the implementation of the...

The use of electricity has become a major need for all people. The amount of electrical energy consumption by each consumer is measured using an electrical device, namely a kWh meter. Manually recording the meter by PLN officers to the customer’s house is certainly not efficient because it requires more...

The Seng Hie Waterfront area in Pontianak City is an open space area on the banks of the Kapus Pontianak river, located right in the middle of Pontianak City. In the planning, the waterfront does not provide for informal activities such as street vendors, this apparently has its own impact, namely the...

The tourism sector is one of the main pillars of a productive economy that has enormous potential to give a positive impact extensively. The Government of North Lombok Regency, West Nusa Tenggara Province utilized this sector to improve not only economic aspects but also the impact on social, cultural,...

Against the backdrop of growing housing demand and rapid urbanization in China, the study of key technologies for residential structures has become increasingly important. High-rise residential buildings in China still face great challenges in terms of construction efficiency, safety and environmental...

PT XYZ is one of the companies in Bandung engaged in the textile industry. The company’s principal product is a plain T-shirt. The issue at PT XYZ is that the production capacity of plain T-shirts is not clearly defined, resulting in inconsistency and inaccuracy in production time. This, in turn, leads...

Lithium-ion battery recycling is crucial for conserving valuable materials, reducing environmental impacts, and ensuring a sustainable supply chain of critical metals for future energy storage technologies. However, establishing methods for selectively separating valuable metals through cost-effective,...

Food waste significantly contributes to global greenhouse gas emissions, water and air pollution, and socio-economic issues, including in Bali Province. In Bali, increased tourism correlates with population growth and a rise in organic waste, reaching up to 59.10% of total waste. This is largely dominated...

The study of watershed ecohydrology and land use/cover change (LUCC) is a frontier field and research hotspot in ecology. This study found that there is a close relationship between the hydrological process and land use change in Taozhuang River basin of Danjiangkou City. The SWAT model is used to simulate...

The development of efficient and adaptive river transportation infrastructure is crucial to enhancing mobility and supporting economic activities in both inland and coastal regions. This study focuses on the design of a steel floating pontoon, functioning as a floating jetty, to strengthen river-based...

A connecting rod ,which a part connecting the crankshaft to piston of compressors, does linear reciprocating motion along the center of a piston inside of the cylinder, ensuring that the connecting rod qualifies the periodical changing of load and the fatigue strength and structural stiffness with better...

Pragmatic Logic is logic analysis tool and logic analysis system of Speech Act Theory. The research on pragmatic logic is focusing on logic features of statements and inference relations that consists of a group of special performative verbs-pragmatic performative verbs. This definition includes three...

Within the framework of the common transport policy is the quality of rail transport services and customer satisfaction with the services very important. Currently, customers are more educated and increasingly demand higher quality and in the case of unfulfilled requirements they expect compensation....

Using finite element analysis software ANSYS deep groove ball bearing on the contact stress and the distribution while the exfoliation exists in groove. According to the simulation results, some phenomenon could be found out, and resolved. The result would have a great effect for the dynamics analysis...

Dobby, as a kind of commonly used fabric system and shuttleless loom, is applied to all kinds of weaving factory. Compared with the tappet loom, it could weave more complex flower fabric. Dobby fabric play a key role in the process of research and development of new varieties and batch manufacturing....

The possibility of determining the coefficient of permeability of coal seams on debit degasification wells with different orientation with respect to the main fracture systems based on the Darcy law for a fractured porous media. The technique of calculating the permeability coefficient of coal seams...

The zirconium modified SCR catalysts were prepared by impregnation method, which exhibited high anti-poisoning properties. The optimal property was obtained by the zirconium modified SCR catalyst with Zr/V molar ratio of 1.0. The catalyst samples were characterized by the methods of BET, X-ray diffraction...

The impact of community structure on synchronization behavior of oscillatory complex network is investigated, focusing on the community number. Numerical simulations show that the bigger community number, the stronger synchronizability of power network will be. That is, the synchronizability of the network...

Homemade batch microwave drying test apparatus using different parameters on fresh-cut alpine yam slices during microwave intermittent drying experiments, the drying characteristics of fresh-cut alpine yam slices, the dynamic model and the drying quality was studied in the paper. The results showed that...

The polymerization of acrylamide initiated by 2,2'-Azobis(2-methylpropionamidine)dihydrochloride and ammonium persulfate was studied in aqueous solution at 6 C.The effect of variables such as acrylamide concentration and initiator concentration, additive concentration were investigated.When the concentration...

Based on geographic information systems and remote sensing technology, this article used BP neural network method and choose slope, aspect, intensity, faults, water, elevation, DEM, hardness 8 earthquake landslide factors as influencing factors in the study area (E103° ~ E105°, N30.8° ~ N32°) to identify...

Increasing habitat-enhanced structures have been proposed to rehabilitate the channelized river, but the effects of these structures remained unclear. In this study, we carried out an experimental study to examine the effect of ecological low dam (ELD) on functional aspects of channelized river. The...

With computer of development, especially hardware technology of development, traditional of RS232 serial interface has displayed out increasingly more of insufficient, but large of instrument instrument, and industrial control system, and remote data terminal, equipment still using RS232 serial interface...

Memristor is the fourth fundamental circuit element predicted by Leon O. Chua theoretically in 1971 and realized by HP scientists in 2008. In this work, we investigate the characteristics of canonical Chua's circuit and Chua's circuit based on memristor. More importantly, the response characteristics...

In normal TEM sounding, the parameter of secondary induced voltage V signal is collected by using magnetic induced coil, however, the late signal is usually too weak to distinguish deep buried target. In this paper, direct measuring of B-field parameters is used to test its practical effect. Firstly,...

In view of the current shipping industry is facing energy waste, environmental pollution and other issues, energy-saving and emission reduction are imminent. As combined the characteristics of high temperature waste heat produced by marine engine and other equipment on ship with solar thermal system,...

The method of X-ray pulsar-based navigation can be applied to deep space exploration and earth-orbiting spacecraft navigation for its good performance in reliability and autonomy. But high-precision navigation can be hardly achieved when the input of navigation system is merely the signal of pulsars....

Hradec Králové - Pardubice agglomeration formed an important industrial and agricultural area in the centre of gravity of East Bohemia. Currently, the extensive development of the tertiary sector and important position of the two regional capitals set the pace for the development of logistics centres,...

Maximum power point tracking (MPPT) is always a hot research area for photovoltaic (PV) system. In this paper, based on high efficiency Z-source PV inverter, a variable universe fuzzy controlled incremental conductance (Inc-Cond) is proposed for MPPT. After designed fuzzy sets and rules, parameters of...

The rheological parameters of Fresh SCC were examined through the theory of rheology, the rheological model of Fresh SCC was assumed to be H-B rheological model, the flowing time of Fresh SCC in the simulated L-box through Fluent, later compared with the flowing time of Fresh SCC in the actual L-box,...

With the development of computer and information technology, frequent mine become important researching value, from subset mine to structured data mine, it includes frequent sub tree mining and frequent sub graph mining. In this paper, we introduces frequent sub tree mining and describes research status,...

In this paper, the experimental study on the modification of lightweight aggregate concrete with different content of basalt fiber is carried out, and the results show that the: With the increase of amount of basalt fiber, lightweight aggregate concrete slump decreases; compressive strength increases...

In the power system, the reactive power causes low power factor and power loss. The reactive power compensation device can ensure normal and stable operation of the power system. The traditional reactive power compensation device is difficult to meet the needs of high power factor and low power loss....

Bangka Belitung is dominated by marginal lands, such as dry land, which can affect the productivity of groundnut by reducing groundnut yield. Increased groundnut yield in Bangka Belitung could be done by using drought tolerance genotypes. The objective of this study is to obtain groundnut genotypes tolerant...

Avoiding flight delays has become a crucial factor in each airport and airline since a huge economic cost results as consequences. Researches are conducted to measure aviation delay and its economic cost [1] while its environmental cost is sparsely addressed. In this research, the delay of departure...

The paper considers the model of layered thermoelements. The model enables to study the thermal and thermomechanical processes occurring in it on the basis of solving a transient equation of thermal conductivity, equilibrium equations, the equations of through flow and Neumann equations for the multilayered...

Laser-induced fluorescence spectra of gallstone samples from three different age group was analysed in the visible region. The gallstones were obtained from patients at Aizawl Civil Hospital, Mizoram, Northeast India, who had undergone surgery. Subjects included both adults and children patients so that...

This is complex topography, fragile ecosystems and difficult to land remediation in hilly hollow village. In this paper, mainly through the establishment and analysis of the information promotion system of hollow village remediation in hilly areas to illustrate the four technologies integration of hilly...

In this paper, the small PM2.5 detector the Internet of Things (IOT) transmission and PM2.5 and temperature and humidity detection software and hardware system are designed. The circuit design of PMS5003 sensor and SI7021 temperature and humidity sensor is carried out by using ESP8266 MCU with WIFI chip...

Apriori algorithm can accurately find out the related items in the database, and it can be used in various fields of work and life. However, with the explosive growth of data, there are still some disadvantages in the practical application of the algorithm. This paper introduces the Hadoop platform,...

Aiming at the problems existing in the current tunnel supporting method, offered a new proposals for rock support with steel concrete structure in tunnel engineering. This paper introduces new supporting method and construction process, from the safety of the tunnel construction, schedule, waterproof,...

Highway toll station is one of the most important components and is the only entrance of highway. The traffic capacity of highway is straightforward influenced by the capacity of toll station. So in order to acquire the optimal configuration of merging pattern before toll, this paper construct a model...

Building information technology has overtaken the way architect designing a building. The use of Building Information Modelling (BIM), somehow, sifted the designer viewpoint from general to detail- integrated aspects of the building. To indicate the system from detail preference will directly causing...

Flood has occurred many times in Malaysia and it has greatly affected the residents that live in flood risk area such as Bukit Merah. Due to the climate change and land use changes issues, the flood and drought events seem to be occurred more frequently in larger scale in Bukit Merah. Therefore, the...

The utilization of blended learning models in the 21st century at university is essential, like watering the garden in the desert area. The application of teaching, especially in higher education, improves learning outcomes. Blended learning models include rotation models (station, lab, individual, flipped...

The cable-stayed bridges are vulnerable to vibrations caused by earthquakes. This study focuses on the Sei Dareh Cable-Stayed bridge that is at a relatively high level of vulnerability based on the 2017 Indonesia earthquake map. In this research, the study discussed the response of the Sei Dareh cable-stayed...

This study evaluated the corrosion of steel in seawater-mixed concrete with different interfacial transition zones (ITZs) by measuring different corrosion parameters. The ITZs around the steel bars were intentionally varied by applying cement paste coating around the steel bars, which had various water...

The district of irrigation Krueng Peudada supports food security programs. With a functional area of 467 hectares, significant operational and maintenance costs are required. Currently, district of irrigation Krueng Peudada faces secondary canal damage and inadequate water distribution gates. The analysis...

The urban centers are becoming increasingly complex and data rich with the need for integrated technological frameworks for implementation of an efficient and sustainable development. Based on the above observation, present research presents a Federated Cognitive Internet of Things (FCIoT) framework...

Platform Screen Door (PSD) is a security system on station platforms that is integrated with train doors and controlled by signaling equipment. This study analyzed the characteristics and impact of failures on PSDs to assess their reliability based on maintenance planning strategies for each piece of...

Electrical energy is a fundamental need that must be met sustainably and economically. In Indonesia, most power plants use non-renewable fossil fuels such as coal, oil and natural gas. The use of these fossil fuels leads to high electricity production costs, so optimization is needed to reduce operational...

This study pivots the fatigue life prediction of a runway girder subjected to cyclic loading during the operation of an overhead crane in a steel mill. The load cases were created based on past records, and crane cycles were recorded using a counter sensor near the crawling path. The static forces per...

The aim of this study was to conduct a bending experiment to study the mechanical properties of natural fiber composites made from sea pandanus leaves (Pandanus Tectorius). The method for making composites by hand lay-up and vacuum bagging. The utilized fiber is oriented at zero and ninety degrees. Bending...

Aiming at the cracking and water leakage distresses caused by insufficient invert thickness and material weakening in highway tunnels, this paper proposes a monolithic fully prefabricated invert structure scheme. A refined load-structure model is established based on Abaqus to systematically analyse...

In this paper, based on penalized least squares, the penalized weighted sum of squares is set up, we deduce the calculation method of a positively definite regularity matrix and obtain the corresponding results in least squares collocation model. According to the foundational properties of the random...

Indoor undisturbed soil column incubation experiment with PVC tube was conducted by choosing 3 typical stages of shrub, coniferous forest and broadleaf forest as the research objects, and setting 3 different temperatures (12oC, 24oC and 36oC) and 3 different water conditions (soil natural water, semi...

Considering the business features and practical requirements of the optimal reactive power planning, this paper presents an optimal reactive power planning software system for the urban network. With multi-level architecture, the software is divided into several layers, which are managed as plug-ins....

At present, the study on the temperature fields of floor radiant cooling system and ceiling radiant cooling system based on displacement ventilation is more, but for the humidity field research of the two systems is insufficient. There is a thermal stratification in the temperature field of both kinds...

Speech recognition technology is a allow the machine to understand human language and speech recognition algorithm is to achieve this function, the system by using HTK toolbox to design a speech recognition system, and in-depth research and Simulation of correlation algorithm, has completed the speech...

The internet innovation and development has already deeply penetrated into all aspects of economic world. The attaching problem-the network and information security problem becomes increasingly prominent, and the complexity and harmfulness of network security situation manifest themselves become more...

The fluctuation and intermittence of renewable energy sources power poses a great challenge to the stable operation of power system, which needs power conversion system(PCS) to provide spare power to achieve dynamic balance of supply and demand for the power grid. Cascaded H-bridge converter is a main...

The article treats new approach to technical maintenance of open pit excavators based on identification of technical state by functional diagnostics methods. It shows that applied diagnostics methods practically give full picture of actual state of diagnosable equipment which allows to estimate residual...

For the advantage of high range resolution and low power, the radar usually use the linear frequency modulated continuous waveform. With the development of electronic technology, the operating bandwidth of radar is also growing. In broad bandwidth, to realize the linear modulated waveform using VCO is...

Recently, coal mining in Jining has extended to the crowded cities and villages, bringing out the deformation of the rock in these areas, which leads to the damage of the civil and industrial buildings. Therefore, the ground surface deformation and the damage characteristics of the buildings have been...

With the continuous development of urbanization, solid garage is playing a more and more important role in city infrastructure. In this paper, a mathematic model on queuing theory for lift-sliding solid garage is constructed, and some important performance parameters are analyzed base on the quening...

Nowadays the need for sharing and exchanging information is becoming more and more important. Based on ontology, this paper proposes an integration framework for manufacturing systems. With the XML has been more widely used in many fields, the development of the sophisticated XML-based data management...

The sludge produced by biochemical treatment process of coal gasification wastewater contains large amount of phenol and tar, it is difficult to be degraded by conventional methods. Supercritical water oxidation (SCWO) technique was carried out for biochemical sludge from coal gasification wastewater...

Cladophora glomera is a genus of widely distributed, global, sessile, large green algae, which is also a euryhaline alga. This study discovered that changes in salinity can induce C. glomera to produce massive amounts of extracellular polymeric substance (EPS) when controlling other environmental conditions....

at present, the inheritance of the intangible cultural heritage of the martial arts has been in a fix, but the application of digital technology provides a new way for the development of the martial arts. The digital technology system of the intangible cultural heritage is a digital service platform...

In order to solve the problem about air pollution caused by straw burning and improve comprehensive utilization of straw, the paper analyses feasibility study of straw on the application in green buildings based on the survey about the existing situation of straw in rural areas of Emeishan city, Sichuan...

This paper is a study of existing GM(1,1) model and manages to improve its inadequencies, such as the initial value, the background value of the model, the smoothness of the original data sequence, etc. By replacing the least square method with artificial intelligence method, the paper proposes a new...

Beach tourism is tourism that widely associated with activities on the water, such as lakes, beaches, bays, or sea, which managed in an integrated and planned manner, so that they are ready to receive tourist visits. So far, the existence of beach tourism areas, which have a unique nature, have not been...

In order to study the adaptability of reasonable pavement structure in permafrost regions, the first-stage construction of Gonghe-Yushu highway from K629 + 800 ~ K634 + 200 is taken as test section, and establishes the numerical simulation model of subgrade and pavement by using Flac3D software. Compares...

The profile of the machined surface at the peripheral end milling is made when various types of fluctuations occur. At milling under self-exited oscillations, the machined surface, in addition to traces from cutting in with each tooth, has a wavy profile. The purpose of the article is to consider the...

The research aimed to determine date palm pure concentration and its effect on Tissue Culture of Grammatophyllum scriptum. The research used an experimental method with single factor and seven treatments arranged in a Completely Randomized Design. The treatments were: (1) Vacin & Went (VW) medium; (2)...

The bellows is a flexible force structure. When a parameter of corrugated pipe is changed, the force and deformation of the pipe are changed. With double hole Steel corrugated pipes as the background, this paper adopted finite element analysis software ANSYS to make numerical simulation of the study....

Standard bat algorithm is easy to fall into local optimum to handle complex functions with high- dimension. This paper proposes a hybrid chaotic mutation bat algorithm handling local convergence. The chaotic variables and mutation operator are introduced to bat algorithm to enhance its global search...

Multi-modal image fusion is a process of integrating complementary information from multiple images of different scene. A novel medical image fusion algorithm based on the fractional wavelets transform (FRWT) is proposed in this paper. The method is implemented to fractional wavelets transform to get...

Threaded adhesive joints between stainless steel electrodes and insulating structure of axial insulation break was studied in detail. Wet winding process was chosen for Glass Fiber Reinforced Plastic inner insulation tube, and threaded adhesive method was chosen for joints bonding GRP to Stainless Steel....

Under the guidance of international standards for carbon emissions, two greenhouse gases (GHGs) accounting models have been established for integrated iron and steel enterprises. One is the enterprise, and the other is the process as a whole boundary, so they are named the enterprise model and the process...

Harmonic diffractive optical elements(HDOEs) can make multiple-wavebands imaged on the same image plane, which have be widely used in the infrared imaging optical systems. The mathematical model of effects on diffraction efficiency and polychromatic integral diffraction efficiency(PIDE) caused by single...

The local community’s opinions play an essential role in conserving a historic area, such as historic streets because the existence of a historic street depends on the appreciation of the local community. People’s preferences will provide valuable consideration in conserving the heritage area. Therefore,...

In 2015, in The Guiding Idea on Rapidly Developing the Rural E-commerce, the General Office of the State Council pointed out: the rural e-commerce was the important method to transform the development way of agriculture and the important carrier of the targeted poverty alleviation. In 2016, the No. 1...

Biomechanics studies in dance can be used as a means to control health, fitness and training. The dance is always performed in the accompaniment of music. Then the combined benefits of the elements of motion and music sound are thought to produce a strengthening effect on the dancer’s physiological condition,...