Advances in Engineering Research

With the application of network technology, the risk of network security is gradually increasing. In order to predict the likelihood of network risks in real-time, a Time-Varying Markov Model (TVMM) for real-time risk probability prediction was proposed. The real-time risk probability prediction method...

The cellulose composite aerogels that were both high porosity and strong mechanical performance would have promising implications for bioengineering field; however, creating this aerogels had a challenge to choose compatible fortifier. Here we reported lignin as a reinforcement element to synthesis the...

In order to solve the instability of roadways in deep high-stress soft rock, this paper proposed four supporting schemes for controlling the deformation of surrounding rock by using the horizontal roadway of -980m level refrigeration underground chamber in Xinhe Mining. Grouting and full section anchoring...

The analysis of robustness of complex networks tries to find out the relation between the structure of a complex network and its robustness performance, which will be beneficial to some work such as network design. The robustness measurement of a complex network is defined at first to evaluate its robustness...

In this paper, based on the advantages and composition of ship electric propulsion system, the authors focuses on the ship future development prospects. The present situation and future development trend of the ship electric propulsion system are expounded from three aspects: the development of new energy,...

The hypersonic flow over a blunt wedge under freestream impulse wave is analyzed by direct numerical simulation and the nonlinear evolution of disturbance wave modes in the boundary layers is discussed. Results show that, under impulse wave, the thermodynamic mechanism and shear flow structure in the...

Using one-year-old wild Actinidia deliciosa as the experimental material, the effects of melatonin (MT) on the antioxidant system of kiwifruit seedlings under heavy metal Cd stress were studied by root irrigating method. The results showed that after MT pretreament, the contents of antioxidants (TPC,...

This paper proposes an algorithm for mixed near-field and far-field sources localization, using the trilinear decomposition (PARAFAC) model via second-order statistics of the received signal. We construct two second order statistical matrices of the received signal and use PARAFAC model to obtain the...

The raw water property changes greatly during the whole year leading to different sludge components and sludge characters in different periods. The Results of experiment on thickening property of sludge in water treatment plants of zhong-yin indicate that solid content of water waste is much higher,...

Miriplatin, a novel lipophilic platinum complex has been developed to treat hepatocellular carcinoma. An improvd synthetic route was designed and used to prepare the target compound. Pt(C6H14N2)I2 was reacted with CH3(CH2)12COOAg in water subsequently product was separated from AgI by dissolved in ethanol....

In order to reduce the design flaw and improve the productivity, the model of LED bulb assembly line based on the Fuzzy Hierarchical Petri Net is proposed. The process of LED bulb assembly line is given, and the hierarchical modeling based on FHPN is described. The model of LED bulb assembly line includes...

The paper obtains the equivalent stress of the two kinds of flexsplines after inserted into the wave generator according to the principle of harmonic gear reducer and using finite element method got different flexspline models with different length and length of the gear tooth to study how these factors...

The purpose of this study is to understand the mental health status of teachers in primary and secondary schools, analyze the causes of the problems, and put forward some suggestions to solve the problems. This study mainly uses the questionnaire survey method, the use of the mental health self rating...

The real time and continuity flight safety monitoring based on ADS-B raised to solve the ACARS report sparse uneven and time delay.The structure of real time flight safety monitoring based on ADS-B is proposed firstly, which monitor the human factors during flight. Then in the concept of practicality...

To study the dynamic effect of the prestressed braced steel moment frame caused by the sudden loss of a cable bracing, the instantaneous loading method is adopted to calculate the dynamic response of the remaining structure during and after the rupture of the cable with the simplified theoretical model...

From in-depth research on the basic principles and architecture of search engine, through secondary development for Lucene development package, this paper designs an entire search engine system framework, and realizes its core modules. This system can make up for the deficiency of the existing Lucene...

There are some problems existing in traditional image interpolation algorithms such as blockiness, blurring, etc. To overcome these problems, a novel image super-resolution algorithm based on edge detection and different filters was proposed. The algorithm firstly calculates an initial super-resolution...

Based on a long-span rigid frame-continuous combination bridge with corrugated steel webs, the seismic behavior of finite element model built by Midas Civil is analyzed through Pushover method, and the result is compared with the result from nonlinear time-procedure analysis. The outcome indicates that...

Mirco fault has strong concealment in seismic data interpretation, the fault which is not easy to identify tend to complicate the oil-water relationship in oil-bearing blocks. Combined with the feature of seismic profile reflection to determine the relative change trend of reservoir top interface depth...

Data mining is a very important step of knowledge discovery and it is through the establishment of mining model and through the implementation of the corresponding algorithm to complete knowledge formation. This paper analyzes the advantages and disadvantages of the management information system of wireless...

A tandem procedure catalyzed by CuI has been developed for the synthesis of 1,2,3-triazole thioethers. Treatment of iodo 1,2,3-triazole with sulfur and followed by reduction with NaBH4 and alkylation with alkylhalides or tosylates in one–pot forms various triazole thioethers under mild conditions. This...

Stroke is a common serious threat to human health and life. This article uses multivariate successive regression analysis methods discussed the relationship between incidence and average pressure, pressure difference, average temperature, temperature difference and the average humidity. Through statistical...

Under the background of the catenaries of the second double line of Lan-Xin Railway in strong wind zone, we established the finite element mode of the four-span structure with catenary, and compared the value of model elastic to verify the correctness. Besides, we get some useful conclusions from the...

For the dynamic and changeable market environment and personalizedproduct requirements and other new rapid changes of production demands, a new method of reconfigurable assembly line for mass customization is put forward. In this paper, firstly introducing its background, the current developing condition...

The operation corrosion in direct air-cooled condensers (ACC) had been widespread in china. Various water treatment devices were used for condensate water in order to control feedwater iron concentration below the limit according to guidelines, however direct ACC operation corrosion still existed and...

The railway locomotive signal is a signal installed in the locomotive driver's room to automatically reflect the operating conditions of the front of the train and instruct the driver's operation. It is very important to ensure the safety of the train. The traditional locomotive signal monitoring system...

Green campus is a concept for the implementation of sustainable policies within the scope of campus. One of them is for transportation aspect. One example of green campus guidance is UI Greenmetric, The policy on transportation in the guidelines is parking area reduction for private vehicles. The micro...

The leukocyte counts of Sahiwal and Karan Fries (KF) crossbred cattle in response to acute thermal stress were investigated. Six numbers each of Sahiwal and KF were exposed to acute thermal stress at 40°C and 50% RH for 4 h in a psychromatic chamber located at Karnal, India during the period when Tmax/Tmin...

We propose an approach for creation of a mobile version of a Trailer Backup Assist System. The System consists of a mobile device (tablet, smartphone, etc.) with a specialized software and two easily removable sensors with a wireless communication channel to determine the steering angle of the driver...

In article the approach to identification of defects roller bearings used in the various parts and components of mining machinery and equipment based on the wavelet transform of the vibro-acoustic signals generated by the various defects arising in the supporting elements of power transmission, transforming...

Based on a cofferdam project of Dalian, the global stability of cofferdam structure under the action of percolation force is calculated by simulation analysis methods. The study results show that the action of percolation force can effectively increase the stability for the out-sea side, but at the same...

This paper introduces the task allocation techniques with clustering and load balancing in the field of Internet to the field of image processing job allocation of alternative big data. It designs and realizes a load balancing cluster architecture for the alternative big data, and an improved load balancing...

Biochemical tail water of Printing and Dyeing industry is a typical low load and refractory wastewater. Its COD concentration is between 150-200 mg/L. In this pilot study, the effect of lignite-coke and ceramic filter in BAF treatment of dyeing and biochemical tail water was investigated. By comparison...

In order to characterize the interaction between the generalized load and the distribution network in the future, this paper summarizes the interactive mode between the generalized load and the distribution network under the environment of smart power supply first. Then, the evaluation index system and...

There is a very broad application prospects in incomplete noncircular gear reversing mechanism in the pumping unit, because of its advantage of automatic reversing and intermittent variable speed movement. Incomplete noncircular gears are usually based on empirical formula design, without considering...

the temperature and humidity of the received signal after processing is sent to the display shows the number, when the value reaches the initial settings required the relay to control the motor, closed, the dryer to stop working, the GSM module and the remote user information exchange, automatically...

Iron sand, a valuable mineral found in placer deposits, is difficult to identify and extract due to the constantly changing nature of beach placer deposits. Traditional visible light cameras mounted on drones are insufficient for identifying specific rocks and minerals. However, hyperspectral cameras...

Covid-19 has been a wake-up call for many people. The internet as the easiest source of information has become a necessity. This does not only apply to governments and corporations, but also to schools. SD Hang Tuah 7 Surabaya is one of the educational institutions that never uses the internet. Therefore,...

This paper examines six regression algorithms, namely Linear Regression, Lasso Regression, Ridge Regression, Decision Tree, Random Forest, and Support Vector Regression, to predict material composition and concrete strength. The data used is from previous research on concrete material variations and...

Greater Bandung Commuter line (CL) is expected to operate after the double-track construction and electrification in Padalarang-Cicalengka route in 2024 is completed. Among the route, there is Gedebage Station, classified as “operational station” (with no passenger that board or alight from), in which...

A successful product is a product that can fulfill the needs, wants, and expectations of its consumers. The success of a product, among others, is seen from the size of the product’s market share. To assess the potential success of a product based on consumer desires, a questionnaire is needed that can...

The readiness of military defense radar is absolute in air surveillance to keep from potential threats that may endanger the security of nation. Good maintenance is closely related to the readiness level of the defense radar system. Maintenance through the application of Reliability Centered Maintenance...

The Standard Penetration Test (SPT) is a cost-effective and versatile in-situ test widely used for geotechnical site investigations. However, reliability is often affected by regional soil characteristics, equipment variations, and testing methods. In Bangladesh, where fine-grained soils predominate and...

This article suggests an approach to automation of spacecraft onboard equipment testing, basing on a formalized sequence of scenarios determining measuring and control actions. We have developed a technology allowing to automate all stages of testing of spacecraft onboard systems' functional characteristics...

Today's computer science and technology is developing rapidly with the development of optical technology. But any kind of technology development will be subject to its own limitations inherent physical properties. With the development of the VLSI, best integrated on a single chip electronic components...

Energy internet, first proposed by American economist Rifkin, is recognized as the trend of the future energy industry, and there is no doubt that the largest energy network at present- power system will play a significant role in it. This paper firstly analyses the novel demands of future distribution...

A pot experiment was conducted to study the effects of hyperaccumulator straw on soil nutrient availability and soil enzyme activities of Cyphomandra beracea under Cadmium (Cd) stress. Four Cd-hyperaccumulator species (Solanum photeinocarpum, Tagetes erecta, Galinsoga parviflora, Bidens pilosa) straws...

Currently, embedded technology has become a key technology of information industry, embedded technology has become an important part of computer technology development, but also been widely applied to aerospace, industrial production, military and national defense, health and our daily life, on the current...

This paper introduces how to achieve a Jess-based intelligent diagnosis system of local ventilation in the mine field, analyzes how to add rules engine Jess into the development of intelligent diagnosis system, at the same time, it leads the theory of statistics into the inference engine to achieve the...

In order to study the effect of the temperature of reaction system on the properties of polycarboxylate-based superplasticizers (PC) and on the cement workability, the PC are synthesized in different initiatory temperature from 10 to 40 . Fourier transform infrared spectroscopy (FTIR), and gel permeation...

For the current full-bridge series with the load-frequency induction heating power of the resonant frequency automatic tracking problems, analysis of the series resonant inverter load waveform changes in the work process, this paper designed a whole based on the frequency tracking circuit analog circuit,...

Respectively by use of the finite difference method and based on thePDE Tool finite element method solving the analysis of rectangular metal tank boundary of electrostatic field boundary value problem, the finite difference method using a simple iteration, Gauss Seidel iterative, successive over relaxation...

Propagator Method (PM) algorithm is a common method for the estimation of direction of arrival (DOA). As PM algorithm has no eigenvalue decomposition of the covariance matrix which is needed for MUSIC algorithm, it already has a lower computational complexity relatively. In this paper, we proposed a...

Aiming at the demand of smart home application, the smart home control system is analyzed and researched. We proposed a low cost and expandable home control system as well as the network communication solution. Based on the Android mobile phone platform or tablet computer, a set of control system is...

Gait training is an important part of robotic gait rehabilitation, which is helpful to provide consistent, adjustable physical therapy comparing with traditional manual training. However the selection training mode has become a problem. In order to solve the selection problem of training mode of a lower...

This paper proposes an effective model to realize the Webpage recommendation in personalized service based on the data mining technology. Applying user interest feature vector and user session feature vector to represents user’s interest and generate user groups’ interests by clustering, and extends...

The soil structure, which influence the mechanical response of soil greatly, generally exists in the natural soil. During the bore drilling, transportation and soil sampling the soil sample is more or less disturbed and the compression curve changes. According to the extent of disturbance the soil sample...

Fish protein hydrolysates have been identified as the rich source of bioactive peptides. Thus, this study aims to determine the antioxidant activity of protein hydrolysates derived from common barb (Rasbora jacobsoni) and java carp (Barbonymus gonionotus). Therefore, in this study, two types of freshwater...

The presented research considers the tribological properties of titanium carbide coatings TiC and their areas of application. It is noted that titanium carbide TiC is one of the most effective materials used as a wear resistant coating. TiC to the greatest extent satisfies the requirements for coatings:...

Latent attribute prediction problem in social network provides a set of conditions for the construction of text classification models. The general framework of current latent attribute prediction problems is mapping the text in social network to vector space, along with a classification model to classify...

The work set its task to develop and verify a possibility to use in practice the method of remote analysis of phytocenoses based on tangential shooting in usual color format and as simple as possible transformation of the obtained digital information. We implemented this idea by developing a technique...

Unhealthy eating patterns such as consumption of fast food, high fat, low fiber, and not followed by sufficient physical activities can cause health problems. One problem related to high glucose intake is diabetes mellitus, a type of degenerative disease. The food glycemic index is a food level according...

On this era, there are several medical equipment especially on the medical laboratory. One of the equipment is Shaking Water Bath. The Shaking Water Bath is a module used for heating or incubating sample solutions and mixing. The previous Shaking Water Bath still has a manual drainage system, so you...

Self-Compacting Concrete (SCC) is valued in civil construction for its capability to flow and compact solely due to gravity without external vibration, which enhances ease of construction, surface finish, and reduces labor costs. Concrete exhibits excellent compressive strength and relatively weak tensile...

This paper uses evolutionary game theory to study the interaction behavior and policy optimization among the government, insurance companies, and elevator usage units in the elevator insurance market. By constructing a tripartite evolutionary game model, the benefits of each agent under different strategy...

The smart watch is a prevalent wearable device in the consumer electronics market. Its multifunctionality and handiness are the main advantages of the smart watch. Inside the smart watch, multiple miniature sensors make the smart watch available to realize various functions such as measuring sports kinetic...

Sea level rise is a real impact of global climate change and can have severe consequences for regional and local ocean hydrodynamics. This study analyzes the trend of sea level rise in Tambu Bay using data from the Geospatial Information Agency (BIG). The existence of sea level data for Tambu Bay obtained...

Analyzing the nanopore structure of organic matter-rich shale is the basis for evaluating shale reservoir properties and the potential for shale gas resource exploration and development. In this paper, we evaluate the pore characteristics and connectivity of the shale of the Lower Paleozoic Ordovician...

The erratic demand for bottled drinking water (BDW) products caused the sales target not to be achieved for several periods. One of the efforts that can be made by the management so that the amount of production is correct is by forecasting demand. This study aims to determine the best forecasting model...

Tuberculosis (TB) is an infectious disease caused by the micro-bacteria Tuberculosis which can be transmitted through sputum sprinkling. Tuberculosis is a direct infectious disease caused by tuberculosis bacilli. Most tuberculosis bacilli attack the lungs but It could also be other organs of the body....

Automatic Dependent Surveillance Broadcast (ADS-B) is a main technology for Air Traffic Management (ATM). As a trend of aerial surveillance, space-based ADS-B uses satellite to receive ADS-B signals to realize aerial surveillance globally. The space-based ADS-B has a series of new features that Terrestrial-based...

With the continuous expansion of grid, Pumped Storage Power Station in the protection of the role of the power system safe and economic operation is more and more prominent. Pumped Storage Units under the condition of the transformation from the generator operation mode toÿthe electric operation mode,...

Simultaneous removal and recovery of phosphorus (P) from municipal wastewater has been promoted as a global resource strategy. To improve the removal and recovery rate of phosphorus, the integrated role of anaerobic/aerobic cycle duration (TCD) and the empty bed retention time (TEBRT) on phosphorus removal...

This paper presents finite element analysis of 4-layered flexible pavements embedded viscoelastic asphalt concrete (AC) top layer and controlled low-strength materials (CLSM) sublayers as well as graded crushed stone subgrades layers. Two-dimensional deformation assumption is employed. Time-dependent...

The current subspace-based blind channel estimation for MIMO-OFDM system has the problems of high complexity due to matrix decomposition. In this paper, we proposed an improved subspace-based channel estimation algorithm, which is based on the method of the permutations and combinations on the transceiver...

This paper presents an improved model of multi-DGs system for analyzing the system stability during grid-connected. The DGs, in the system, are equipped with the Sandia frequency shift (SFS) scheme as anti-islanding protection technique. Relationship of system parameters, such as the length of distribution...

There are many fall detector applications on the Internet, all the applications aim to run more quickly and judge the status more accurate. When meeting masses of fall detector data, it needs to use lots of mathematical or geometrical features to judge the status, which is not benefit for the application....

This work experimentally used the corncob to product hydrogen with Thermoanaerobacterium thermosaccharolyticum M18. The initial pH of culture medium, particle size of the corncob and NaOH pretreatment condition were researched and optimized to get high yield and efficiency of hydrogen production. Moreover,...

With the rapid development of Internet technology, big data has become more and more frequently mentioned. How to use the latest technology to dig valuable information from big data has become a hot topic. In this paper, online learning analysis platform based on education big data integrated the acquisition...

With the development of integrated circuits, the power consumption becomes a key problem in the design of integrated circuits. Reducing the operating voltage is an effective way to reduce power consumption. But the chip working voltage is reduced, brings more challenges to the chip design, which is mainly...

Qixiashan Pb-Zn-Ag polymetallic deposit in Jiangsu Province is located in the Yangtze continental block-the Lower Yangtze block zone-central of the Lower Yangtze foreland basin, and is a large polymetallic deposit dominated by Pb and Zn. We have carried out the C and O isotope tests of calcite at the...

The Wind Turbines is excited by natural wind in working environment. The piezoelectric generator gets concern in self-driven, self-powered, micro-electromechanical systems for its environmentally friendly feature, and easiness to get miniaturization. Power Quality is one of the necessary conditions for...

A set of interior simulation experiments for quicksand were designed , which were carried out to study the law of flow and block for sand with different particle sizes and different water content from loose level which flow through the broken rocks above coal seam. The relation was obtained , which was...

In order to improve straightening precision and efficiency, theory analysis and experiment is adopted to build straightening stroke prediction model. A theoretical prediction model is built and analyzed based on elastic-plastic theory. Then, a strain measuring scheme is proposed based on wireless sensing...

Drilling is a very dominant operation in all rock cutting industries, namely, mining, petroleum, natural gas and civil engineering. The objective of this study is to understand the behaviour of rock drillability by mean of penetration rate of bit, with concentration of 10 ppm of carboxymethyl cellulose,...

UPFC is one of the series-parallel combination FACTS devices, it has no additional storage or power equipment,but it can be simultaneously achieved active and reactive power compensation function, and also it can be realized to rapid dynamic adjustment in the entire power system, such as voltage , impedance,...

In order to solve problems of “jump second” when using only GPS for timing service and inconvenience of installing GPS antennas in some places, we propose a new algorithm combining GPS and NTP to adjust the local clock of an integrated accelerograph. The process flow of the method was described in detail,...

In this paper, we present an overview of various corner detection approaches that have been proposed in the last four decades. Corner detection algorithms can be divided into intensity-based, contour-based and model-based methods. Intensity-based methods are mainly based on measuring local intensity...

Steer-by-wire is the latest technology in vehicle steering system. This paper reviews the domestic and foreign development of steer-by-wire steering system. The structure ,characteristics and working principle of the steer-by- wire steering system were analyzed in detail. At last, the solutions that...

the school teaching management essentially decides the school teaching quality and stu-dents' physical and mental development level. This article use engineering technology interface analysis, hoping to find the school teaching management, establish the interface contradiction of school teaching management...

The purpose of this study was to evaluate the sedative and hypnotic activities of ethanol-extract isolated from Herba Agrimoniae on the central nervous system. Herba Agrimoniae has been used as a traditional herbal medicine for treating various cancers and diseases in traditional Chinese medicine. In...

To use BIM technology in the whole life cycle of railway structures, this paper builds all parts family models of frame bridge by Autodesk Revit including body and foundation of frame bridge, wing wall and its foundation, leak bed and appurtenant works on the top of bridge. Building track model by using...

The collision time of the Yangtze Block and the Cathaysia Block has been controversial for decades.This paper discusses the sedimentary provenance and tectonic setting through the analysis of the trace element characteristics. The study results suggests that the Yangtze Block and Cathaysia Block were...

Since the 2D maps built by traditional method are limited to describe single environment plane, the VSLAM-based indoor 2D map building method is proposed. The nonlinear optimization problem about camera poses is constructed based on VSLAM, and this problem is solved by Gauss-Newton method. Subsequently,...

In order to describe the physical properties of -Pu from the microscopic scale, we perform molecular dynamics calculation using the analogy material Ag-Au alloy. The melting point, volume heat capacity and linear expansion coefficient of Ag-Au alloys with different doping levels were calculated by the...

In China's engineering construction, the pile foundation has become an important foundation form of a lot of high-rise buildings and large-scale buildings. The pile foundation is the groundwork of the whole building. The pile foundation quality is very important for the whole building. Combined with...

Micro, small and medium enterprises have an important role in the economy of a country. Although the role of micro, small and medium enterprises has been recognized nationally, these enterprises face many challenges and obstacles, especially in producing quality financial report. For this reason, this...

In order to lower environmental burden, a tapioca industry make use its wastewater to generate biogas through anaerobic digestion process using a covered lagoon system. However, the effluent from the digester still has not met the quality standards so that it cannot be disposed into the water body. Organic...

This study presents a comparative investigation of the mechanical characteristics and quality of concrete by partially substituting cement with Alccofine, while utilizing granite dust as a fine aggregate. The primary objective is to evaluate the synergistic effects of these supplementary cementitious...

Common rail systems in diesel engines offer several advantages over traditional fuel injection systems, such as older mechanical injection systems. These advantages include precise fuel injection control, higher fuel efficiency, reduced noise and vibration, lower emissions and many other advantages....