Advances in Engineering Research

In this study,grafting modification silicon carbide powders were manufactured successfully by KH-550 and acrylamide monomer in nitrogen atmosphere, and the modified silicon carbide epoxy foam resin grinding wheels were prepared by mixing epoxy resin with silicon carbides. The structure of the modified...

he distribution characteristics of the in-situ stress for the mining area of Liuhuanggou mine field was tested by using the stress relief method.The value of the in-situ stress of the non-exploited region was predicted by using the theoretic analysis method and the advice of roadway layout was put forward.

The monolithic cylindrical fused silica resonator is the critical component of a cylindrical resonator gyroscope, and the Q factor is the key parameter to evaluate the performance of a cylindrical resonator. In this paper, a non-contact measurement system based on acoustic excitation and laser Doppler...

High heat removal efficiency is an important requirement for the W/Cu divertor monoblocks in the design of future fusion reactors. In this study the stationary surface temperature distribution and the effects of armour thickness and coolant flow velocity on the thermal behavior of W/Cu monoblocks under...

A generalized variable-coefficient coupled Hirota-Maxwell-Bloch system is investigated, which can describe the ultrashort optical pulse propagation in a variablecoefficient nonlinear, dispersive fiber doped with two-level resonant atoms. Based on the obtained Lax pair, N-fold Darboux transformation (DT)...

Grounding grid is an important device guaranteeing the operation of the people, electrical equipments and power grid. However, the corrosion of grounding grid affects the security of the power grid system, what's worse, it makes huge economic losses and serious social impact. We found from the research...

The magnesium alloys with rare earth element Gd were prepared by induction melting furnace. Influences of Gd on the microstructure and mechanical properties of AZ91D were investigated. The results showed that addition of Gd to AZ91D alloy could refine the microstructure including primary -Mg phase and...

We study a pure iron billet placed in an induction furnace. The magnetic reluctivity of pure iron varies strongly according to the temperature. The volumic power and total current in the billet increase linearly with temperature. But, before and near the Curie point, those parameters increase very strongly....

With the progress of science and technology, the computer experiment teaching model has been promoted, verifying test has been decreasing, and computer teaching experiment plays an important role in teaching. Currently, for the shortcomings and limitations in the computer experiment teaching, a reasonable...

The Taiwan Photon Source at National Synchrotron Radiation Research Center selects the KEK-B type superconducting radio-frequency (SRF) module to deliver RF energy to the 3-GeV electrons circulated in the storage ring. Each SRF module has its own control valve box to adjust the flow rate of transferring...

Future satellites require higher and higher payload’s pointing precision and attitude stability, it is urgent to suppress micro vibration efficiently. This article designs a low thrust, high precision flat electromagnetism actuator. Firstly, the article designs the configuration of the actuator .Secondly,...

In order to extract looseness fault feature for a generator set, the paper introduces a new time-frequency analysis method, called frequency slice wavelet transform (FSWT). The time-frequency distribution of signal is firstly processed by the FSWT. Then some interesting regions on the FSWT time-frequency...

With the development of the times and social progress, 3D printing technology of our country gradually began to rise, is a kind of rapid prototyping technology in the present stage of our country, has gradually entered people's life, aroused people's interest and attention, and has been in a number of...

Progress of studies in the mechanism of the membrane fouling of Membrane Bioreactor was introduced from aspects of membrane characteristics, the operating conditions and the properties of microorganisms the feedwater. The usual control strategies of the membrane fouling were summarized such as optimizing...

Based on the analysis of Particle Filter (PF), this paper proposed an improved unscented particle filter (UPF) algorithm by utilizing unscented Kalman filter (UKF) to obtain an importance density function. This algorithm clustered the sensor network nodes through dynamic organization. Moreover, the single...

The results of research aimed at structure formation in niobium alloyed steels for pipe production by means of dynamic recrystallization control during hot rolling at a wide strip mill are shown. Influence of deformation, time and temperature parameters in the continuous roughing train of a wide strip...

This paper mainly studies the distributed PV interface device how to realize the control of distributed power grid, and the interface to achieve the function of islanding prevention, the integration of relay protection, measurement and control, power quality control, remote control, harmonic control...

The purpose of this study is to investigate the effect of Total Alkaloids in H.littoralis on the induction of apoptosis involved in Human Hepatoma Cell line HepG-2. HepG-2 cells were treated with different concentrations of Alkaloids in H.littoralis at different time. MTT method was used to study Alkaloids...

This paper discussed the design of the energy storage welding machine which was controlled by PIC18f4520 SCM, energy storage welding machine is a kind of resistance welding. The working principle of the resistance welding uses the electrode press the weld port and power on it. The contact resistance...

Mangrove forests are an important coastal renewable resources which were found in the brackish water, estuary, lagoon, and tropical island. These forest provide important ecosystem goods, create the new island in the coastal area and biofilter’s supporting as a place to live, to spawn, to feed and coastal...

A damage rate dependent constitutive model suitable for penetration calculation is introduced in this paper. The finite element program is applied to simulate the penetration of a projectile into concrete target. The simulation results of residual velocity are in good agreement with the experimental...

A cabbage combine harvester adapted to technological schemes of harvesting is proposed: bulk shipment of heads in the vehicle bed and shipment of heads on flexible flooring with a subsequent delicate packing in containers in the vehicle bed. The machine harvesting process of headed cabbage under the...

Based on the theory of Winkler beam on elastic foundation, mechanical model of syncline genesis was established and deflections, bending moment and strain energy were deduced. Meanwhile, stress and energy conditions mining in syncline structure were analyzed from the point of formation mechanism of syncline...

The metal plating industry realistically and continually produce liquid waste in a number of relatively small but highly toxic. This waste disposal will poison the surrounding environment as well as biotic/abiotic component, if the waste directly disposed of into the environment without being processed...

It's adopted the method of field experiments studied the effects of straw incorporation and reduction of chemical fertilizer on soil nutrients and crop yield, through the treatments of no fertilizer + straw (NS), optimized fertilization with straw to field the full amount (SF), optimization by providing...

In order to promote the consumption of renewable energy and adjust energy structure, it is an effective way to use generation rights trade between renewable energy and conventional energy. Reasonable benefits can promote their enthusiasm to participate in the generation rights trade, so research on ancillary...

The size of datacenter is growing rapidly. Datacenter network faces enormous challenges in the communication capabilities. Micro-Electro-Mechanical System (MEMS) optical switching technology is an idea for the network. In this paper, MEMS optical switch is used to construct the datacenter network. The...

Nowadays variable speed constant frequency (VSCF) wind power generation system is adopted in the most wind farms. Its parallel operational characteristics will affect the voltage stability of the power grid. Based on the modeling method of the lumped wind farms, the grid connected wind farm simulation...

A series of AlCrNO based solar selective absorber coatings were deposited by cathodic arc ion plating on three kinds of different infrared reflectors (AlCr, Cu, Cr) and with different deposition currents respectively. The surface morphology, phase structure and surface roughness were characterized by...

Selaru Island community has long ago been familiar with activity of fulfilling needs through Tnyafar. Being a local wisdom, every household used Tnyafar as a livelihood strategy. Through Tnyafar, community exploited natural resources regularly to ensure the fulfillment of the needs. This research was...

Transportation is one of the most important elements in the economy aspect, because transportation is closely related to community activities, especially in urban areas. The purpose of this study is to provide city transportation data, namely the Vehicle Operating Costs (VOC) of 15 existing routes, and...

This article aims to provide an overview on bioactive constituents and extraction procedure used of Malaysian medicinal plants. Search on the electronic databases including “ScienceDirect’, ‘Scopus, and ‘Web of Science’ was done based on related keywords, ‘Malaysia’,’ medicinal plant’ and ‘extraction...

Along with intensive people activities in different places, the demand on transportation increases. For some dense road, motorcycle might be the better choice due to its ability to move flexibly. This may lead to massive use of motorcycle powered by fossil fuel engine. Beside causing severe air pollution,...

Drilling makes holes in aircraft components that aim to unite other structural parts to create a robust and reliable structure. The drilling process on composite materials does not always work well, resulting in the composite being damaged during the drilling process. One punching defect is delamination...

A pulse oximeter is a device used for monitoring a person’s oxygen saturation. A normal pulse oximeter displays the pulse rate. Due to the literacy rates of 72.8% in Telangana and 74% in India, there are still many people who are not capable of understanding what the appropriate heart rate and SpO2 are,...

This research aims to compare two types of batteries, namely lithium-ion batteries and lead-acid batteries, in the application of electric vehicles. The simulation method carried out is to use the MATLAB/Simulink application to measure the performance parameters of the two types of batteries by comparing...

Due to the unique nature of road military transportation, conventional algorithms for point-to-point path planning cannot meet the practical requirements. This paper proposes a new method for road military transportation path planning based on the A* algorithm. By incorporating a heuristic function into...

The energy transition from the Palabuhan Ratu Steam Power Plant (PLTU) which uses coal as fuel to clean energy sources is an important step in facing the challenges of climate change and energy sustainability. This research aims to analyze the technical and economic challenges that arise in this transition...

In recent years, with the rapid economic development of the China, the railway construction also experiences a fast growth. State Department adopts The Twelfth Five-Year Plan of Transportation in 2012, and plans to build a batch of great railway projects. The construction program of Beijing-Shenyang...

The automatic opening and closing light-operated curtain device designed in this paper applies the photosensitive resistance to collect current light intensity, then transforms the collected analog signal to digital signal by a serial A/D chip TLC549, and finally the converted data is transmitted to...

New perspective of the upper structure of the bridge detection device comprises a detection device body, detection support, crawling mechanism, gas spring, motor, image acquisition device, the buckle plate, the chassis and the control device, the detection device is installed on the cable body, body...

Objectives: Diabetes, which is caused by the disorder of blood glucose, has been one of the most important metabolic diseases worldwide. In order to avoid the diabetes-related complications, such as blindness and loss of limbs, the diet adjustment and insulin therapy are need to check glucose level at...

Using fluidized bed under the action of high fluoride on simulation of jiangxi rare rare earth smelting waste water to remove the test. Articles by controlling the F/Ca, change CaF2 (AR) particle size and so on has carried on the related experiment, and the output of the crystal were characterized, and...

As the seismic isolation technique was widely use in aseismic design of bridges, the high-damping rubber bearing were applied to many bridges in order to reduce the seismic response of bridge. Compare the seismic isolation effect of different model high-damping rubber bearing and laminated rubber bearing,...

Ground subsidence in downtown is attributable to various factors such as the impact by excavation, soft ground settlement, deteriorated sewer and poor compaction. Road sinking resulting from deteriorated sewer is mostly by the soil penetrated into the damaged sewer. Thus to prevent ground settlement...

The PPP project involves more stakeholders. Reasonable risk allocation in PPP projects is important for project performance management, which is a critical driving factor satisfying value for money. This paper aims first to identify involved stakeholders and multiple relationships and then to build a...

The main research content of this paper is to take fabric images with different texture features, by three kinds of commonly used and relatively good performance of the clarity evaluation function process the image, such as gray scale gradient function, energy gradient function (Tenengrad function) and...

In order to reveal the correlation between the road transportation industry and national economy in China from 1985 to 2013, the grey relational analysis method is chose to calculate the gray correlation degree between GDP as main performance index in national economy system and other four factors,such...

A traditional tea drink acidic Fermentation broth contains a variety of nutritional factors, including tea some nutrients, live microbial cells and their metabolites. Kombucha bacteria containing mainly acetic acid bacteria, yeast, lactic acid bacteria and other cells. This paper trained to do Kombucha...

One of the effective methods in air traffic flow management is ground holding. The Air Ground-holding Strategy can effectively alleviate the air congestion and reduce delays by switching air waiting to ground waiting. This paper use the minimum total cost as the target and the limit of integrated capacity...

To resolve using TPS, upgrading and replacing instrument conveniently, referenced from the module with IVI IVI-MSS and IVI-Signal Interface, network function interface module based on module technology was presented in this paper. The method avoided the operation to the detail instrument, and ensured...

The integration of geochemical and geophysical methods was applied to epithermal gold-quartz veins exploration in Chukotka tundra (North-East Russia). The feature of the investigated area is that the gold-quartz veins are blind and are located 50-120 m below the surface under the layers of low-resistive...

This paper focuses on designing a kind of six degree of freedom teaching robot (STROB) and developing its trajectory planning method. STROB structure is introduced and kinematics parameters model is established. In order to make STROB generate smooth and continuous trajectory, non-uniform B-splines interpolation...

The safety performance of water landing is an important research for the amphibious aircraft. The interactions between the airplane structure and water belong to complex fluid-structure interaction(FSI) problem. The three-dimensional model of water landing for a certain type of amphibious aircraft’s...

The thesis comprehensively apply on the study of literature and the way of comprehensive analysis. It focuses on the key competence of industrial cluster of rare-earth in Gannan. The thesis holds the view that industrial cluster of rare-earth in Gannan had formed the dimension nowadays, but it’s key...

In order to investigate the cause of the typical bush rupture and wear damages in the journal bearing of the steam turbine generator set. The misalignment bearing analysis model of considering lubrication turbulence effects was established. The pressure, thickness distribution of the oil film is obtained....

This paper analyzes the traditional mode of data acquisition, proposed the distributed data acquisition system architecture which is based on the CIM/E, while discussing the management of CIM/E files and data sharing under this architecture. The feasibility of the system has been verified by engineering...

More and more attention has been paid to the sustainable supply chain management (SSCM) by scholars and practitioners since it concerns about both the social and environmental benefits of supply chain. Meanwhile, game analysis has proven to be an effective research method in SSCM research. This research...

This paper describes the 'buffering system in the RFID sensor tags'. Buffer circuit function is used in the data selection as a buffer. Two-sensor output which is an analog signal by a multiplexer owns a possibility of a very low value. The buffer circuit is required to maintain the signal in order to...

This paper proposes a new procedure for out-of-step protection through the combination of a three-impedance element model with equal area criterion. The curve of the system is transferred into curve and then curve is applied to forecast whether the oscillation between the generator and the power system...

This paper constructs a comprehensive evaluation model of environmental pollution with the characteristics of "three dimensions", then calculates the environmental pollution comprehensive index of 28 industries of China manufacturing industry from 2001 to 2013, and analyzes the influencing factors of...

Faced with the development of information technology and the arrival of the era of big data, data has become the advanced productive forces and strategic resources. However, the existence of outliers often has a negative impact on the storageand analysis of the data, andeven causes disastrous consequences....

The porous carbon with high specific surface area of 3001 m2/g and pore volume of 1.59 cm3/g using corncob was prepared for methane storage. The low and high pressure adsorption equilibria were tested using the prepared carbon. The capacity of methane storage is evaluated using T¢th model with correction...

Bromate (BrO3-) is an oxidized contaminant produced from bromide (Br-) during ozonation and advanced oxidation of drinking water. which is considered to be a potential 2B-level carcinogen, would couse serious harm to human health. This paper reviewed the formation process of bromate, the main influence...

Medical image research and application has drawn attention from many research fields, and the joint efforts of these fields have made the research and extension of the research, and made great contributions to the cause of human health. This thesis focuses on the theory and practice of data mining, and...

This paper discusses Tadao Aadao's design methods to space, fair-faced concrete and light in architectural design by analyzing his representative works, meanwhile appreciating the skillfully using of the spirit of humanism in his works.

The trusted certification scheme is an effective means to solve the network security problems. However, the existing scheme does not consider the trusted problems of the network and nodes of the sensing layer. Based on this, this paper proposes a trusted certification mechanism of Sensing Layer of the...

The emergence of face recognition technology is a rapid progress in recent years with modern achievements such as computer technology, image processing technology and pattern recognition technology. It is a new biometric identification technology. The application of this technology in urban security...

Tea plant (Camellia sinensis) could accumulate fluorine (F) in leaves efficiently. Fresh tea leaves are always regarded as the culprit of excess F in Sichuan dark tea (SDT). The present study evaluated F level in different tea cultivars and young shoots to select the appropriate production raw materials....

Server virtualization is a technology that can run multiple operating systems simultaneously on one computer. The emergence of server virtualization invites a new crime gap that is different from the challenge of finding clues and digital evidence in uncovering cases of crime. This certainly makes it...

The data mining ability on Hadoop is much more rapider than that of traditional method, and coding is much simpler. It is mainly to quickly analyze the weather log using the parallel processing on Hadoop. The system realizes the analysis and processing of the weather log, utilizing the Hadoop core technology...

Single factor test was applied to study on the engineering properties of modified mud, by which the reasonable range of grass, cement, lime, and glutinous rice were determined. And then, orthogonal test method was used to investigate the influence on the compressive strength of the modified mud, and...

Through the analysis of the heat distribution inside the bathtub affected by different temperatures. The paper finds that the best strategy the person in the bathtub can adopt to keep the temperature even throughout the bathtub and as close as possible to the initial temperature without wasting too much...

Lightning fault is the main fault of transmission line. Accurate and effective diagnosis of lightning fault can effectively improve the reliability level of transmission line. At present, the determination of lightning strike fault and the location of the lightning strike are determined by manually inquiring...

This paper presents a research work on the simulation of a simultaneous gas absorption-desorption in the packed columns using computer software to obtain the maximum amount of absorbed carbon dioxide (CO2) into the water, the optimum L/G ratio for absorption, the optimum airflow rate for desorption,...

This article seeks to tell the challenges and opportunities of the industrial revolution 4.0 by restoring the social aspects of humanity from the core points of Society 5.0, especially in education. A successful higher education organization must be able to predict change so that it can deal with environmental...

The conversion of an alternating current (AC) motor-compressor of refrigeration system toward a direct current (DC) motor need to be good analysis to get better performance of the system. The compressor type changing can affect lower compressor work due to a changing refrigerant used and also power supply...

Organic food consumption, nowadays, has increased rapidly because of environmental sustainability, nutrition, and health issues concern. Considering organic product as value-added product; it provides an opportunity to understand the value creation, where each party in supply chain played their role....

According to "The vertification regulation of bitumen needle forcemeter for road"(JJG 067-2006), calibration of bitumen needle forcemeter is resolved by measuring indication device and time controller respectively. But this way of calibration can't solve the problem of starting indication device at the...

This paper uses exhaustive disturbed particle swarm optimizer(EDPSO) as local search algorithm for memetic algorithm, and improves it by using a novel knowledge space mechanism. The innovative mechanismbased on two key points: 1. using effective high-frequency ratio (EHFR) as a novel indicator for problem...

A test system based on 485 network is designed and built, with the industrial control computer PC as the control unit. It implements the on-board miniaturization, intelligent unmanned, distributed networked test of metro vehicle brake disc temperature rise. Meanwhile, personal PC can receive the data...

Based on the test requirement of hydraulic solenoid valve of exhaust nozzle exit of a certain aero-engine, the test-system ofthe hydraulic solenoid valveis designed. The test-systemconsists of a pneumatic unit,a control measure unit and a software unit. It can be used to perform the performance parameter...

With the rapid development of power industry in China, academic research on power system is also gradually deepening. How to ensure the reliable operation of power system and minimize operating costs has become a hot topic in academic research. Therefore in this paper, we explore the optimal control...

The object-oriented system analysis and design (OOA and OOD) is an effective technology widely used by the modern software enterprise, the OOAD method requires specified in the design to map the real world problem domain objects and entities. The object-oriented analysis is found in problem areas and...

With the smart electricity meters heavy using, efficient and reliable network and transportation protocol are becoming more and more important to collect energy data from the meters. This paper proposed a new network topology for data collection from large amount resident energy meters. This topology...

Although the smartphone brings people more convenience and entertainment, many troubles are also caused, such as smartphone addiction problem. The smartphone gives rise to severe impacts on the life, study and work of users with poor self-control ability. Especially for those under age, smartphone addiction...

The paper aims to research how the main parameters of the rock slopes with joint planes covered: Shear modulus, unit weight and the angles between the joint planes influence the stability and the failure modes of the slopes. The methods are to imitate the jointed rock slopes by the large-scale finite...

Blazed grating, as one of the gratings, is widely used in liquid crystal phased array with beam deflection. Based on the wave control method of blazed grating model, the relationship between the beam deflection angle and the grating constant are deduced. The construction of liquid crystal phased array...

One of the possible fields of application of wet magnetic separation waste of ferruginous quartzite was considered in the paper. For Belgorod and neighbouring regions, the problem of this waste utilization is quite acute. The most effective specific surface of the filler, by which the averaging of grains...

With 2 mol% Al3+ ions and 8 mol% Eu3+ ions co-doping,nano-size[K0.8Y0.63Eu3+0.08Al0.02][Mo0.2W0.8O4] phosphor was synthesized by the sol-gel method. Through XRD, DTA-TG, SEM and photoluminescent analysis, its morphology, crystal structure and luminescent property were discussed and it is found that one...

For mining gas outburst coal dust pollution problems caused by dry drilling, this paper proposes a new mine wet compressed air ejecting dust collector. The energy-efficient experimental project of compressed air ejecting dust collector was designed, and tested the performance of the dust collector in...

This contribution is dedicated to issues of long term safe service of high-voltage pylons, which are during service loaded by variable loading with simultaneous acting of external environment. There were proved the procedures ensuring that the limit state will not occur during the period of technical...

According to the study of the practice, description has been given to the crop simulation model and its data acquisition situation, the composition of real-time farmland data acquisition system, as well as the combining point of using both, focusing on the impact of real-time farmland data acquisition...

With the rapid growth of the using of power cables in distribution network, a large demand for mobile high-voltage cable test systems is expected in the near future. VLF test system has a great equivalence of AC test, so it is wildly used in power cable test. In this paper, a novel VLF high voltage generator,...

Objective: this study examined the effects of flavonoids from Eucommia ulmoides (FEU) on antioxidant systems, lipid peroxidation and oxidative deoxyribonucleic acid (DNA) damage after exhaustive exercise. Methods: the mice were then divided into four groups, one control group and three FEU treated groups....

With the rapid growth of various kinds of services demands, the traditional power network architecture has faced many problems and challenges. The software defined network (SDN) architecture has the advantages of flexibility, programmability and centralized control, which can be applied to power grid...

The article is devoted to the study of an adsorption method for desulfurization of oil products during their processing, purification from admixtures of sulfur-containing compounds by adsorption on the surface of the sorbent material. The article presents the results of experimental studies of properties...

Coal, petroleum and natural gas will still be the basis of economic development for a long time. However, with a rapider consumption speed, these fossil fuels will be exhausted in the near future. In addition, the usage of these fossil fuels can also cause environmental pollution and greenhouse effect....

Through three-dimensional (3D) printing pen methods on the high-voltage electrostatic field with a needle shaped collector, the refined poly-L-lactide (PLA) finished product has been achieved. Through orthogonal experimental methods, We found that optimal conditions at 180?"?, a nozzle-to-needle shaped...

In the stream processing, the connection operation is one of the very important basic operations, and it plays an important role in real-time data query and mining. According to the existing data stream connection technology and combining with the characteristics of coarse granularity processing unit...