Advances in Engineering Research

Understanding the transfer process of Cr in marine bay is essential to pollution control and environmental remediation. Jiaozhou Bay is a semi-closed bay located in Shandong Province, China. This paper analyzed the transfer trends of Cr in surface and bottom waters in Jiaozhou Bay, and identified the...

A pairwise key establishment strategy based clusters for hierarchical wireless heterogeneous sensor networks (HWHSNs) is presented in this paper through investigating how heterogeneous sensor nodes enhance network performance. The HWHSNs have some sensor nodes that have greater power and transmission...

Silk/poly(lactic acid) (PLA) blend fabric as a new textile material must be subjected to heat setting treatment. Heat setting can increase the dimensional stability of the fabric, remove the wrinkle marks of the fabric formed in earlier processing, and fix the fabric width, but it also can cause the...

For the needs of developing mission planning system, all levels of mission planning system from home and abroad are studied and analyzed, such as the main functions and applications at the operating environment, ways of working, content, deployment and other ways. Finally, starting from the system development...

Based on the steady state heat and moisture transfer theory, according to the characteristics of climate in sever cold area; they analyzed the heat and moisture state of brick and paint decoration wall of residential buildings in Shenyang area. The main reason for its failure is that the brick wall dampness...

The existing linear structured light sensor system calibration process to the equipment requirement is high, the calibration process such complicated problems, this paper puts forward a simple calibration method. Use of the most commonly used transit system, back light reflection artificial materials,...

With the popularization and application of wireless networks, people are dependent on wireless networks is increasing, at the same time the security of wireless networks has become the focus of attention. In this paper, a wireless network security methods and technology were more in-depth study, since...

We present in this paper a forward modelling of the three dimensional off-resonance response of underground MRS used in advanced geological prediction of constructing tunnel. By considering and summarizing the off-resonance response in SNMR, we deduced the off-resonance response of underground MRS. Using...

In this paper, adopting the small scale model experimental method, made the test pile with half and whole cross-section, and through the homemade soil device to extract the undisturbed soil to carry out the load experiment. Observe the failure process of the soil around the pile body, at the same time,...

In recent years, much attention has been given in the literature to the development, analysis, and implementation of finite difference schemes for the numerical solution of hyperbolic equations, which can describe physical phenomenons of vibrating string, elastic film and three-dimensional elastomers....

This Essay has studied a glycolysis model and found two new exact solutions for this model, namely the group-invariant solution for the model obtained by applying the Lie group method, and the solitonicic solution for the model obtained by applying the hyperbolic function method.

Aiming at the problem that most of the face recognition algorithms can not overcome the complex conditions such as illumination, expression and occlusion, a face recognition algorithm based on Radon transform is proposed. In this algorithm, the face image is pre processed by using the normalized algorithm...

The emergence and development of BIM technology to improve the construction quality and construction efficiency , reduce the construction cost and contract dispute provides a technology platform. This article embarks from the technology diffusion of the Bass model, by 19 kinds of information technology...

Campus id is an important part of the "digital campus" construction and foundation engineering, for the "digital campus" provides a comprehensive data collection network platform. This article from the campus id function module, provide a platform for other management system, fund settlement and system...

The deformation and stability of retaining wall are greatly affected by the variation of backfill and the water level of the back wall. In this paper, the deformation and stability of retaining wall with different wall materials are analyzed by finite element simulation analysis. The results show that...

The paper suggests a technique to determine thermophysical properties of heat-resistant steels and alloys in machining. The method of sources serves the basis for the technique. Three heat sources are considered: primary chipping zone, contact area between a tool face and chipping, contact area between...

U shaped girder is a kind of low height bridge. The application of concrete U shaped girder is wide in highway and urban bridge. In general, it is composed of concrete and steel and compared with the mechanical analysis, little research has been carried on the inverse model of elastic modulus of U shaped...

In today's society, unmanned aerial vehicles are becoming increasingly mature and popularized with each passing day. Compared with other fixed-wing aircraft, helicopter-based aircraft and multi-rotor aircraft have emerged like bamboo shoots because it can vertically take off and land, be easy to manufacture,...

The present stage of innovative development of the country is characterized by considerable changes caused by the introduction of digital technologies into the economy and the social sphere. The measures aimed to improve the institutional conditions of business, production of innovative products taking...

The wireless energy transmission based on coupled inductor is a new type of power transmission technology, which can overcome many shortcomings of traditional power transmission methods. This technology can provide strong support for the further development of modern society and bring great convenience...

The design of ventilation and dust control system has become the important part of environmental projects to provide a safe and health working condition for workers. A computer aided design software was developed based on ventilation and dust control theory using Visual Basic to help engineers to design...

The data communication network is a system composed of data terminals, data transmission equipment, digital exchange equipment and digital communication lines distributed everywhere. The contents of the communication are binary coded letters, numbers, symbols, and digitized sound and image information....

Data security is one of the factors which evaluating airport service quality, starting with passenger verification and baggage management. QR Code technology security that is widely applied at this time is still considered lacking because of its characteristic that must be seen by the reader so that...

Welded steel structures must be inspected reliably, yet visual inspection often fails under uneven lighting due to glare, shadows, and low contrast. We present a mobile weld-defect detection system that couples CLAHE-based local contrast enhancement with a YOLOv8 detector for robust, real-time inference...

Abu Robocon is an annual international robot competition that involves students from Asia-Pacific countries. For ABU robocon 2023 held in Cambodia with the theme “casting flowers over Angkor Wat” a robot that can throw a ring onto a pole. The Abu Robot Indonesia (KRAI) 2023 contest is a robot contest...

Utilizing solar photovoltaic (PV) electricity and associated technologies to promote sustainable growth is becoming increasingly popular. When connecting PV systems to the grid, several issues need to be considered. Leakage current is one issue with Transformerless grid-connected photovoltaic systems....

Due to their abundance and environmental friendliness, Paederia foetida stem fiber (PFs) are an interesting material to develop as a substitute for glass fiber. The goal of this research is to provide a thorough understanding of the physical, chemical, and functional properties of PFs. The PFs were treated...

Caoyang Community is the first new worker village built in China after the liberation, carrying a long historical significance. However, its energy-saving renovation started relatively late and requires more attention. Based on the historical style and characteristics of Caoyang Community, this article...

This research explored the contribution of English language mastery to seafarers’ perceptions of green shipping technology. The main purpose of this research was to evaluate the contribution of English mastery in promoting green shipping technologies and assess seafarers’ perceptions of English language...

Polycarboxylate superplasticizers (PCE) with different molecular structures were prepared through radical polymerization using monomers with varying molecular weights, and their molecular structures were characterized by gel permeation chromatography. The adsorption properties of PCE on the surface of...

Flattening refers to the visual effects which can cause illusion and stimulation after abandoning those gradients, shadows, highlights and so on, so as to create the graphics and shapes which look flat and simple. Through analyzing the inevitability of the return of flattening, such as the psychological...

In this work, we investigated the toxicity of Al2O3 particles with different size and shape to algae (Chlorella pyenoidosa). It was indicated that the toxicity of Al2O3 nanoparticles (NPs) was the strongest and the toxicity caused by bulk particles (BPs) was weaker than that of Al2O3 NPs. Al2O3 Fiber...

In order to detect the nitrogen content of the rice canopy fast and nondestructively in the cold region, the hyperspectral technique was used to capture the rice canopy spectrum information at the tillering stage. After vegetation index was constructed by the characteristic waveband of high correlation,...

the development of information, digital, and artificial intelligence, the development idea of intelligent Earth formed and opened the era of wisdom city, smart cities generate intelligent environmental facilities, operating as the data carrier running for wisdom city and the residents' smart living facilities,...

After DG accessed to distribution network, the structure and operation mode have great changes, larger influence on power system reliability index, so need to adopt a new reliability evaluation model and method, it proposes reliability evaluation model and method of distribution network with distributed...

This design is a research on optimizing and improving the portable type of headset. It analyzes both physiological and psychological demands of the users through combining with relevant theories of ergonomics, humanized design and design psychology, and then explores a feasible scheme which is more in...

Hepatocarcinoma, a malignant cancer, threaten human life badly. It is a current issue to seek the effective natural remedy from plant to treat cancer due to the resistance of the advanced hepatocarcinoma to chemotherapy. Resveratrol (Res), a major symbol ingredient in red grapes and peanuts, has a wide...

Traffic safety is the top priority of road traffic, weather and road traffic safety threat is huge. Rain, snow and other weather conditions affect people's lives become, the impact of national economic construction and development obstacles. Therefore, establishing a road traffic meteorological GIS system...

In the chemical industry, chemical machinery is essential production equipment, the corrosion problems of the chemical equipment will bring negative economic problems to the enterprises. In order to improve the anticorrosion ability of chemical machiery, the types of corrosion were introduced, the principle...

Treatment of oily sludge in Changqing oilfield, originating from producer/injector well field and settling tanks of united stations, has ever been an obsession in the development of oilfield for environmental concerns. In this article, some merits of oily sludge, including salinity-resistance, shearing-resistance...

Recently, researchers focus on how to prepare practical VO2 films with varied colors. Herein, we developed a facile solution process to modify the spectrum of VO2 so that the color of VO2 film could be tuned. The VO2 nanoparticles were functionalized by the 3-aminopropyltrimethoxysilane(APTMS), andthe...

Shearing resistance of rock joints is considered as one of the key aspects of rock masses as it is related to the stability of rock mass particularly at shallow surface condition. The shear behaviour of rock joints depends upon a number of influencing parameters and weathering state of discontinuity...

Nanodiamond seeding is a well-established approach to enhance the nucleation density in chemical vapor deposition (CVD) diamond growth. However, nanodiamond seeding is highly dependent on the properties of nanodiamond particles, the solvent and the substrate. In this work we present a simple electrostatic...

Due to the dispersion compensation characteristic exhibited by the Photonic Crystal Fiber (PCF), the dispersion compensation based PCF for compensating the G.652 fiber was designed in this research so as to meet the business demands of the fiber communication system. The dispersion compensation characteristic...

H2S is a toxic gas and universally presents in natural gas, chemicals, and biomass syngas. It is very important to remove and separate it from gaseous mixtures. In this work, we simulated the adsorption of pure H2S and CH4 and their mixture on HKUST-1 under different temperatures and pressures by the...

On the background of global warming, energy shortages and environmental pollution, people pay more attention to the low-carbon economy. In this paper, the problem of green supplier selection based on low-carbon economy is studied. Concretely, an evaluation index system for green supplier selection under...

The original damping skyhook (SK) vibration control method needs to determine the absolute velocity of the sprung mass, however, the absolute velocity is impossible to measure for a running vehicle. The modified damping skyhook method (MSK) instead uses the derivation of acceleration of the sprung mass...

In recent years, China's economic level, the scale of infrastructure construction, and the degree of opening to the outside world have continuously increased, and logistics industry has been rapidly developed. Based on the provincial panel data from 2009 to 2017, this paper calculates the comprehensive...

This article is about the process of political territory on Tin mining at Lom Indigenous People location and their responses from a political economy perspective. Based on the qualitative analysis and case study approach this article showed that the dynamics of political territory progression is dual...

In the rapid development of the Internet, in order to achieve the effective extraction of geographical names information, the study of location information extraction of web on the basis of the Chinese knowledge map CN-DBpedia is carried out. The Chinese geographical names are obtained from Wikipedia...

High-producing cows react to insufficient and low quality feeding which results in productivity loss. That is why, ration should be balanced with all nutritious and biologically active substances with the use of highly effective special additives. Microelements and vitamins deficit can be reduced by...

In the article, the power consumption of pump station control systems was simulated in the iThink software package. For this purpose, simulation models of two control systems to control the oil level in the pump station were developed. In the first of these, only the frequency converter was used as a...

One of the main factors influencing the yield is the depth of seed sowing. Modern technology involves the use of disc seeders. But due to changes in the physical and mechanical properties of the soil, the force acting on the coulter when moving in the field causes the disk to move in the vertical plane,...

Image classification is based on the analysis in different time from the same area of two or more images, detect the feature in the region information changes over time. Remote sensing image classification has been widely used in such as the dynamic monitoring of forest resources monitoring, the change...

Since 2013, there have been varying degrees of haze in China and air quality plummeted, which limits the pace of China's economic development. The construction of urban air duct is a way to improve the urban climate environment through urban construction planning. Based on the theory of urban air duct...

Many office workers choose to bring their own handy for lunch, but the heat preservation of meal is constrained by the external location and the attributes of the lunchbox. This product is with humanized design as the breakthrough point, combined with the characteristics of the physiological, psychological...

The essence of failure for compression-shear sliding unstable rock belongs to the fracture of dominant fissure. The fracture mechanics model of compression shear type dangerous rock is established by combining rock failure criterion with fracture strength factor; By equivalent stress method, the equivalent...

The master-slave multiprocessor mode based on DSP and FPGA is used to combine the strapdown inertial navigation system(SINS) and global positioning system(GPS) to design the integrated navigation system for a certain type of guided aerial bomb, and design the software and hardware of the system in detail...

This article is devoted to the realization of the vital “health” concept in advertising discourse. It considers how the conceptual advertising space invades the addressee’s mental world and uses cultural concepts for pragmatic purposes, actualizing their cognitive criterions, creating new meanings. On...

With at least 200 ethnic groups and 30.000 medicinal plants used in Jamu formulations, Indonesia is one of the largest natural drug dispensaries in the world. Ethnomedicine-directed bioprospecting has been used to accelerate drug discovery. Little is known about the coverage of ethnomedicinal studies...

Technology of material development on drug delivery system has expanded vastly nowadays. The potential of alginate and carboxymethyl cellulose (CMC) as drug delivery carrier is presented. The alginate and CMC was prepared as hybrid hydrogels via sol-gel method and dried by supercritical CO2 and at ambient...

Snake motion is a movement on a pair of rail wheels that does not go straight forward but shifts to the left or right. Snake movement can cause deformation on the rail and weariness on the wheel. The snake motion can be measured using sensors that have a high sensitivity but are at risk for noise in...

PT Gula Glenmore produces 270,000 tons of sugarcane bagasse per milling season, mostly unused and environmentally harmful. This study aims to utilize sugarcane bagasse ash as an alternative pozzolanic material for concrete, replacing cement with the aid of artificial intelligence (machine learning)....

Waste is one of the problems in the campus environment, especially at the Faculty of Engineering, Tadulako University, along with the increasing number of students every year. This also has an impact on increasing the volume of waste produced and even causes a lot of waste to be scattered and not processed...

The compressive stress behavior of partially bonded scrap tire rubber pad (PB-STRP) base isolators under loading directionality in-service conditions is the main topic of this paper. By separating the superstructure from the substructure, base isolators reduce seismic impacts. Since the base materials...

On the domestic and foreign electric vehicles, electric vehicle charging technology and planning layout and other aspects of the status quo, and the need for electric vehicle charging analysis. Introduced the domestic and foreign electric vehicle charging facilities, the future prospects for the development...

For the medical image of poor visual effect, we designed and implemented a medical image enhancement system. The system is based on MATLAB GUI development, and has the modules of file operations, image editing, image analysis, spatial domain enhancement, frequency domain enhancement and wavelet domain...

The leaching of laterite containing high-magnesium content was investigated in this study. The results show that the acidity of the leach liquors from high pressure leaching of laterite containing high iron content is high enough for the leaching of high-magnesium laterite. After leaching at 70 C, 60min...

The MJ3310B type woodwork sawing machine as the research object, research and processing of biomass materials, and how to determine the band saw off the number of the tooth loss. The use of high precision VibSys Beijing pop vibration analyzer and vibration signal acquisition and processing software under...

Concerning that traditional mobile robot suffers the low walking efficiency or poor climbing ability, a new model of Variable Eccentric Wheel-legged Robot is proposed in this paper. The modeling and analysis of the kinematics and kinetics prove that the idea is feasible. The Variable Eccentric Wheel-legged...

Based on the investigation data on Cd in waters in Jiaozhou Bay in April, July and Octber 1985, we analyzed the contents, pollution levels, and distributions of Cd. Results showed that Cd contents in Jiaozhou Bay in 1985 were 0.03-0.44 g L-1, and were much lower than guide line of Cd in Grade I (1.00...

Condenser scale should be paid more attention with the rapid development of society and industrial need. By hydrochloric immersion and washing with online cleaning robot, the descaling could be done efficiently. When the mass fraction of hydrochloric was 1.7%, cleaning time will be less than three minutes,...

By using Gaussian software to make input file of water molecules , then in the Linux environment, the parallel CPMD was applied to simulate the nature of the hydrogen bond in aqueous solution through trajectory computation of input file . Then extract the track fragments selectively which meets hydrogen...

The study is directed to conclusion and approbation of the new defining relations that describe arousal and change of stress fields in isotropic material during crystallization, taking into account temperature strains and structural shrinkage. The statement of the crystallization problem and numerical...

Sedimentation and accumulation are important migration processes of pollutants in marine bay, and the quantification of these processes are essential to pollution control. Jiaozhou Bay is a semi-closed bay located in Shandong Province, China. Based on investigation data on Cr during 1979-1983, this paper...

Under the condition of city leisure sports public service is shortage of supply. We study on urban and rural health green way by using the empirical method and literature method, as well as based on the theory of "mutualism". To think recreational sports is the demand of urban residents and way, healthy...

This paper studied the congestion control algorithm in the IONs and put forward two innovative algorithms. Firstly, designed a wavelength conversion algorithm which based on Partial-sparse-Limited network model (for short PLWC); Secondly, presented another wavelength conversion algorithm which based...

For offshore crane in the operation process, due to the suspension of lifting wire rope belongs to the flexible parts and wind, wave and ocean environment .These cause the load swing .A new type of offshore crane telescopic sleeve stabilizer was proposed .It uses the casing of the rigid constraints to...

According to the present situation and trend of industrialization of electronic waste at home and abroad, combining the reality of Liupanshui region of electronic waste recycling. This paper studies on the technology and process of electronic waste recycling being basic on the precious metals which recover...

With the civilian dwelling in the rural areas of Hanzhong in the south of Shaanxi province as research subject, through the questionnaire and on-site measurement, the paper explores the situation of winter indoor thermal environment of local civilian dwelling as well as the measures for improvement....

Software-Defined Networking (SDN) has been one of the most promising candidates for future Internet architectures, and it may be one of the best candidates for the future communication system of Smart Grid. Moreover, SDN facilitates a variety of technology innovations in network security area. In this...

For the analysis of transient zero through the thyristor turn-off characteristics of recovery factors, the researchers are by changing the polarity of the supply voltage of the anode current commutation always realize thyristor is turned off, but will be under a lot of anti-off thyristor during recovery...

Transport as the forerunner of social economy and basic industry, Scientific and efficient management system to build modern comprehensive transport system and achieve the important guarantee for sustainable economic and social development. Zhengzhou Airport Economy Zone is the first airport economy...

Due to the arrival of knowledge economy, it is necessary to learn the knowledge for lifetime. Currently, the autonomous learning ability is poor for the college students during college English learning and they cannot acquire English language knowledge actively. It has become the focus of college English...

This paper adopts a stochastic optimization method for solving the Security-Constrained Optimal Power Flow (SCOPF) problem with the consideration of distributed load variations in the grid. The objective function of the dispatch scheme aims to minimize fuel costs of the grid. Compared with conventional...

Diamond-like carbon (DLC) film has drawn an intensive concern, but suffers from its poor toughness. Characterization method for the film toughness is not available to date, which hampers the researches for toughening DLC films. This work attempts to reveal the scratch failure mechanism from stress aspects,...

With respect to the transformer fault diagnosis, this paper proposed a fault diagnosis model based on RBF neural network, realized RBF neural network based on center vector of gauss basis function, the weight calculation method of RBF based on Kalman filtering ,the training and testing algorithm of the...

The article is devoted to the issues of the transportation demand estimation. Existing methods to bring up to date the Origin-Destination matrix are reviewed. A regression method to update the passenger Origin-Destination matrix is proposed. The proposed method is compared with the method of calculating...

With high concentration or high molecular weight with high concentration plugging slug can enhance recovery further, which make full use of high concentration polymer viscoelastic before stopping polymer flooding. These layers are usually well developed and connected, and has a certain pressure rise...

A fully encapsulated Al2O3 dielectric is developed to improve device performance in multilayer MoS2 transistors. Compared with bottom gated MoS2 field effect transistors, top gated transistor with top Al2O3 dielectric layer and bottom Al2O3 passivation layer shows great electrical property improvement...

Spur dikes spacing is an important consideration for spur dike of channel layout. It is of important engineering significance to reasonably determine the spacing of the spur dikes. It is found that the maximum scour depth of each spur dike is at the spur dike head. The scour depth of the first dam is...

The long-term uncertainty of offshore wind energy resource in Sansha sea area was studied using the 24-year (January 1st, 1988-December 31st,2011) CCMP (cross-calibrated, multi-platform) wind field data with spatial and temporal resolutions of 0.25°×0.25° and 6 h, respectively. In this paper, three kinds...

Transmission efficiency is a key characteristic for gear box, a test system is set up for gear box's measurement. But in the test process, there may have some wrong test results by using ideal mathematic formula which is based on the law of conservation of energy. By checking the mechanical structure...

In this paper, the gearbox as the research object, under the conditions of strong interference signal acquisition and analysis, denoising, eigenvalue extraction, pattern recognition and fault prediction has very important practical significance. Aiming at the problem of end effect in Empirical Mode Decomposition...

For large, permanently-installed ME (medical electrical) equipment and ME systems, the EMC (Electromagnetic compatibility) on-site test items and the attentions for each test item are introduced. By analyzing the requirements of CISPR 11 and IEC60601-1-2, the On-site test of electromagnetic radiation...

The wheel loader is under lots of complex conditions, suffered heavy load, and the t fatigue damage often occurred on the work device. Due to the complexity of the digging process, the load of the wheel loader is hard to be tested. As the result, the load for designing structure of the work device is...

Mathematical literacy is very important for the society in the 21st century. An individual is able to see literate not only understands mathematical concepts or materials but can also apply his understanding in solving problems according to the context of the real world. However, mathematical literacy...

Family medicinal plants have played an important role since ancient times in maintaining health, maintaining stamina and treating diseases. Therefore, the TOGA plant has become part of local wisdom in the life of Indonesian society until now. This study aims to determine the level of acceptance of family...

The probability for collisions between commercial vessels and traditional fishing vessels remains relatively high in Indonesian waters. Some cases indicated that the crash between traditional fishing boat and commercial vessel resulted from the failure of large vessel on detecting the fishing boat clearly,...

Dynamic cables connect surface floaters to subsea assets and operate over long periods under combined actions of waves, currents, and floater motions. This paper presents a consolidated technical review of configuration selection and installation practice for dynamic cable systems. Six mainstream profiles...