Advances in Engineering Research

The most important thing in all optical networks is to reduce the cost of using the network in electronic processing equipment, along with wavelength division multiplexing (WDM) technology are increasingly improved. Add-drop multiplexer (ADM) is not only the most important equipment but also the most...

At present, some studies have been done to evaluate the reliability of the relay protection system in intelligent substation, but all of them ignored a fact that the intelligent substation can effectively utilize redundant information to identify fault components and enhance the reliability of protection,...

The process of automatic balancing of an unbalanced rotor was simulated using four pendulums mounted in pairs on the shaft on both sides of the rotor. The rotor is rigidly fixed in the housing, which is mounted on elastic supports. Studies have shown that the pendulums partially or fully compensate the...

The article presents the changes in physical dimensions of Poecilus cupreus under the influence of various ecological factors. The field data comprising 7 habitats of 4 regions (Tatarstan, Ukraine, Chechen Republic, Kostroma region) was gathered. The morphometric study comprised 6 measuring criteria...

Considering the conditions of the environment for the growth of fungi, we designed the intelligent fungi training monitoring system based on ZigBee wireless communication, put forward the design idea and principle circuit for the control factors, and gave the general design plan. With ARM micro controller...

This paper introduces a mobile terminal network locking scheme based on encryption, and gives the development process of the related PC-side network locking software; this scheme is highly confidential and difficult to crack. The development of this scheme and software greatly enhances the network locking...

Ganyong is a food crops grown in Indonesia. Ganyong rhizome often called ganyong tuber has been used as food by people in antiquity. Now it's the utilization of tuber of this plant as food less interest. Ganyong tuber has a high fibre content, butyric acid and there is some secondary metabolite compounds...

The research content of this topic is based on Electromagnetic Repulsion Mechanism for High-voltage Current-limiting Fuse, according to the given parameters, and basing on the reasonable simplified, the topic establishes 2D finite element simulation model by using Ansoft Maxwell, and simulates the dynamic...

The continuous growth of multi-source heterogeneous large scale data and the continuous improvement of the real time requirement increased the complexity of the data processing brought the new technology challenges to the traditional data security transmission management. This paper proposes a data security...

A finite element model of automobile seat belt bracket was built by Hyper Works. Through computer-aided analysis, it carried out that the original model maximum stress was 347MPa, which was more than the material yield strength 340Mpa. The original model needed to be optimized. The best distribution...

With the continuous development of science and technology, mechanical work in the coal, the coal mining machinery hydraulic system has been more common, only the construction of a systematic dimension and control hierarchy management, in order to ensure the inspection results accord with the actual requirements...

Influence of voltage on material removal rate, surface roughness and power consumption were experimentally studied in this paper. Different polishing states were analyzed from standpoint of electricity transition on the basis of the polishing mechanism. The reason that material removal rate, surface...

In view of the strong nonlinearity for suspension system of maglev train and the weak robustness problems of traditional PID controller with external disturbance, firstly, a mathematical model of the magnetic levitation control system has been established. A virtual prototype model of the maglev train...

In order to study the application of roof directional drilling in thick coal seam gas control, and compare the input of roof directional drilling and roof high suction roadway, the roof directional long hole gas extraction test was carried out in Jincheng mining area. After the completion of the construction...

Fermentable sugars synthesized from pineapple waste (PW) biomass can be potentially used to supplement increasing demand for the application in fine chemicals, pharmaceuticals, agriculture, cosmetics, and many more. To produce fermentable sugars, pre-treatment process is required to break the complex...

Tuberculosis cases continue to increase, so in eliminating TB cases, the right way must be sought and have high leverage. Stopping airborne transmission is an action that can be done quickly. This research has developed a prototype of a “room neutralizer”, which can kill microorganisms in the air. The...

Original idea of our paper/project is to develop a blind stick that can be multi-functional and helpful for blind people in their daily usage. Usually in most of the scenarios, blind-people use their hands for seeking help, and most of the people who are blind are literally dependent for guidance. This...

Intelligent monitoring and diagnosis is the development trend of diagnosing failures in modern times. This article contrives a method for functional modeling of monitoring and diagnosis system based on multi-agents in the conception of modularization, and expounds the internal configuration of each functional...

Based on the analysis of the influence factors of the stability of roadway, we firstly collected the roadway support parameters of some roadways with good supporting effect and used them as the training samples of BP neural network. Then, we simulated the deformations of the forecasting samples and compared...

To identify the effect of fertilization on the heavy metal concentration and assess the soil environmental quality, Meadow Black Soil (MBS) samples were collected from Long-term location fertilization base located in the Changchun City, Jilin Province of China. Subsequently, MBS samples were analyzed...

In this paper, based on the description of the abstract resource model, the unified description and modeling of MOC for configuration management are presented. Tool engine based on this unified resource model achieves the automation of construction for all MOC configuration file and the code, and further...

It is an under-determined problem that local methods are used for face alignment of an image, although good results can be obtained by using an auxiliary model or a priori information. In comparison, joint alignment using multiple face images of the same person has more advantages. In this paper, the...

Determining surrounding rock loose circle of plastic surrounding rock stability evaluation was critical parameters for the rational, economic support designed to provide an effective basis. In this paper, relying on field engineering, integrated embeddedsurrounding rock pressure monitoring and deformation...

In order to improve the automation degree of robot, design size of the robot is reduced, a new industrial robot has been designed using PLC, servo motor drive and servo motor as the core component, through the PLC programming and the Modbus communication. IPC and Delta PLC of this kind of robot uses...

The Surface Electromagnetic Prospecting system developed by Institute of Geology and Geophysics, Chinese Academy of Sciences was introduced through a CSAMT case study in Dongguashan copper mine in east of Tonglin, Anhui province. Strong electromagnetic noise generated by mineral industries and nearby...

The effect of moderate altitude on human thermal regulation and heat loss may influence human thermal sensation and comfort. This paper aims to clarify this effect and its impact on thermal sensation. Experiments were conducted in a decompression chamber where the air parameters were controllable. Barometric...

This research is mainly built upon the work of 2014 Watersheds PhD Winter School, which is organized by South China University of Technology in collaboration with Politecnico di Torino. The Winter School focuses on the professional and practical issues of urban design, specifically, the urban transformation...

In recent years, with the coal mine construction expanded, the hoisting ability has had corresponding increase and the requirement for the quality of equipment foundation has become increasingly high; especially the requirement for embedded casing’s positional accuracy in the massive concrete is demanding,...

With the Cross Linked Polyethylene (XLPE) power cables increasingly widely used in urban power transmission and distribution network, the reliable operation of XLPE insulated power cable line is becoming more and more important for economic and social development. [1] And there is a need to ensure the...

With time developing, tobacco vein spot disease is a very common and serious infectious disease in tobacco plants, and is one of the most serious diseases of tobacco in the world. Tobacco vein spot disease is becoming more and more epidemic outbreak around the world and has already attracted extensive...

The flashover of polluted insulator is one of the serious problems which should be taken into account in the design and coordination of high voltage insulation. In order to clarify the influence of umbrella shape configurations on the pollution flashover characteristics of AC suspension porcelain insulators,...

Numerical modeling is a potent tool to evaluate stability and to assist in long term planning of a mine along with predictive modeling of planned mining situations. However, selection of proper input properties regarding the rock mass still intrigues the Rock Mechanics community. A well-documented case...

With the needs of social development, video tracking based on the algorithm has gradually been in a hot research in the software.CamShift algorithm is a real-time tracking algorithm, using color histogram model get each image frame color projection, and according to previous frame tracking results to...

In order to identify the evolution of joint formation about crossed wires of Pt-10% Ir to 316 LVM SS in laser microwelding, the experimental and computational study was carried out. The results showed that, with the increase of peak power of laser microwelding, the laser joint evolution of the crossed-wires...

Inspiring from the idea of distributed energy utilization, using coke oven gas fed a combined cooling heating and power integrated system and aided by FORTRAN software to programand calculate the research system. The article concludes the influence of pressure and temperature ratios as well as the contents...

Taking the multiple uncertainties commonly existing in electrical power networks including wind farms into consideration, this paper introduces the uncertain programming theory to convert the uncertainties of wind power and load to those of their forecast errors. Making utilization of fuzzy variable...

Some earthquake victims carried out housing reconstruction activities independently before the government or other parties provided reconstruction assistance. They are reusing the ruined building materials to make post-earthquake building construction. The building survived and became the main building...

This paper puts forward a design of frequency synthesizer based on DDS for Ka-band radar signal simulation. RF signal is generated through the AD9854 DDS chip driving the PLL and VCO. The testing results showed that this Ka-band frequency synthesizer has low phase noise and wider bandwidth, and can generate...

As a new interdisciplinary, blood coagulation and thrombosis, being involved in the development and progression of many diseases, have a prominent clinical significance. Prothrombin time (PT time) is the time when calcium and tissue factor is added into the blood sample until when the blood sample completely...

Water is a critical element in agriculture fields. One of them, paddies. In this research developed the smart irrigation system to real-time monitoring, that provided the water level information based on Android. The prototype system made using the ultrasonic sensor (HC-SR04) to detect the water level,...

Rice is a food crop that is widely cultivated in Sekarputih Village. Farmers use more non-subsidized rice seeds. This study aims to determine the costs, income, profits and feasibility of non-subsidized and subsidized rice farming in Sekar Putih Village, Widodaren District, Ngawi District, East Java,...

The paper gives a method to determine a blade line element cutting angle of tillage inclined and vertical flat disks. Formulas are obtained for the blade line element cutting angle of discs, depending on its geometric and operating parameters. Similar dependencies based on the angle, characterizing soil...

With the rapid development of science and technology, the intelligent technology of measurement and control technology and instrument has made breakthroughs. And the intelligent technology of measurement and control technology and instrument has been widely applied. It has played a positive role in people's...

In this examination we have experimented the effect of ammonia concentration on shortcut nitrification and denitrification in a moving bed biofilm reactor (MBBR). The results show that, when the influent ammonia concentration slowly increased to 200 mg/L, the ammonia removal rate and the nitrite accumulation...

In order to predict the remaining life of the surface-cracks in the mechanical component, a method to evaluate the stress intensity factor of the crack tip is proposed. In this paper, finite element simulation is firstly used to evaluate stress intensity factor KFEM of the crack under different load...

The serious accident is usually accompanied by combustion and explosion of premixed combustible gases in petrochemical industry. The local combustion flame that occurs in the gas pipe will accelerate the propagation and may become to a detonation. The flame propagation characteristics of premixed methane/air...

Cellular damage induced by free-radicals like reactive oxygen species(ROS) has been implicated in several diseases. The ROS radicals like alkoxy radical(RO-) and peroxy radical (ROO-) are similar to those that are physiologically active and thus might initiate a cascade of intracellular toxic events...

This study aimed to develop a functional drink based on Hibiscus rosa-sinensis and evaluate the chemical, and sensory properties. The functional drink was made in a traditional method using hibiscus leaves juice and then diluted to several concentrations. The experiment was carried out using a completely...

This paper examines the EFL presenters’ perception of viewing using digital library profiles on empowering creative presenters to an international conference. The data was collected for 4 months, starting from compiling three times surveys in October 2018 up to January 2019 in some conferences presenters....

This study aims to reduce NOx emission by optimizing the secondary air system of the boiler using computational modeling and simulation. The shredded EFB is introduced in the inclined bed with primary air supply from the bottom of the bed. FLUENT Ver. 15.0 computational software is used to simulate the...

Purpose, The failure of policies and development programs for Home Industry (HI) that have been carried out by the local government is due to the implementation of the previous policies which were carried out sporadically, incidentally, not based on the community learning model. Clusterization is an...

Nowadays, there are many solar tracking applications using photodiode sensors and Solar Position Algorithm. This tracking depends on the power of light and natural conditions. Inaccurate sun tracking causes the heat concentration to become weak and miss focus on heat-receiving objects. We developed a...

Problems considering group assignment is often found in health area, where the groups represent whether a patient will be recovered or not, at high risk of relapse or not, and many other. While the occurrence of these events could be modelled using classification methods, more insights on the time of...

In order to quantify the fusion behavior of new and old asphalt during the hot recycling process, and to detect the degree of fusion of blended asphalt in different reclaimed asphalt pavement, this paper designs an experimental method to measure the fusion degree of new and old asphalt during the hot...

The rocket stove is a type of improved cooked stove that adopts an L-elbow/J-elbow shape. There are many rocket stoves on the market but the design itself only adapts in terms of shape without taking into account the design principles for wood-burning cook stoves. This study aims to analyze the design...

We propose all-solution processed white quantum dots light emitting devices (WQLEDs) based on CdSe/ZnS Quantum dots(QDs)/polymer hybrid emissive layer which was red, green and blue (RGB) QDs and blue emitting homo-polymer blending. The proposed WQLED showed higher brightness, external current efficiency...

In this paper, the problem of path planning existing target movement in the flight is studied. Firstly, according to the terrain threat, the threat field is created by using the Voronoi diagram method, and the total cost of the track is established. Then, the problem of the traditional path planning...

Solar power has become one of the most important renewable resources due to the energy crisis recently. An intelligent solar LED lighting driver system based on embedded technology was designed to make full use of the green energy. Electricity which was detected real-timely was generated by solar cells....

Collaborative filtering is a recommendation algorithm which is used in personalized system. To solve the problem of low accuracy caused by sparse data in the user-item matrix of traditional collaborative filtering algorithm, this paper presents a hybrid algorithm. Firstly, it uses the data based on the...

Assembled monolithic metro station is a potential kind of structure technique to solve a series of problems caused by the cast-in-situ concrete technique used in the traditional construction way of metro station. Seismic properties of this underground structure are modeled and studied based on the response...

In this work, the direct precipitation method was used to generate magnesium salt Mg(OH)2, the process of preparing MgO crystal by calcining Mg(OH)2 in three stage temperature was studied, and MgO crystal was characterized by scanning electron microscope and XRD. On this basis, the energy band structure...

Ethyl 4-hydroxy-3-methoxycinnamate was synthesized by reaction of ethanol and 4-hydroxy-3- methoxycinnamic acid using an efficient cation-exchange resin as catalyst under microwave irradiation. The catalyst activity was investigate by single factor experiments. The reaction conditions - amount of catalyst,...

In order to improve the level of the meteorological administration in the province, the electronic government affairs office and the government management in the network information system are standardized. The platform integrates the multi-tier architecture, supporting WebService, SOAP, XML and other...

Thermoelectric effect or Seebeck effect provides a means by which thermal energy can be converted into electricity directly. Voltage appears between two different types of materials (Conductor or Semiconductor) that are joined together and its junction is heated. While most efficient materials are semiconductors,...

The vehicle monitoring system is to use GPS technology to locate the vehicle, the vehicle information through the communication network back to the monitoring center, monitoring center and then use GIS technology to analyse the vehicle information, the vehicle is displayed on the electronic map, and...

Manufacturing factories are always in pursuit of achieving higher productivity in order to satisfy the growing demands of the consumers but are often meet with challenges in achieving these goals due to various complexities. These complexities arise from the limitations of human operator's i.e. their...

Non-ferrous metal, crystal material, infrared glass and so on are widely used in the infrared optical system, they can be cut directly by single point diamond turning, so single point diamond turning technology was soon applied to infrared optical elements processing, which can be understood that infrared...

Traditional way of tea processing have staff labor intensity, low efficiency, high cost, product quality is not standardized, and mechanical processing instead of manual tea with tea very good to solve the above shortcomings, this article from mechanical processing technology of tea, Analyze tea frying...

Informatization is the trend of world economic and social development, with the network technology and multimedia technology as the core of information technology has become the creative tool of expanding human ability. "Computer" and "curriculum integration" teaching model has become our country oriented...

Methods used for the determination of strontium content in strontium carbonate are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the strontium with high content,...

In order to have a better understanding on the stability of roadway surrounding rock in QingFeng coal mine. Protodyakonov's theory is used to evaluate its stability theoretically, then a numerical simulation is conducted to analyze the stability of roadway surrounding rock in natural state by using the...

Rapid design systems in existence mainly target at series development instead of product variant design. As an effort to solve this problem, this paper applies WAVE (What-if Alternative Value Engineer) to rapid product design. It elaborates on the basic theory and design method of WAVE and points out...

A non-conventional method of obtaining few-layer graphene (FLG) is suggested, which comprisesrepeatedly rubbing bulkgraphite against semiconductingand insulating substrates. The obtained graphene/graphite structures consisting of rubbed-off layers behave like a semiconducting material with through-thickness...

In this paper, an adaptive noise cancellation system based on RLS algorithm is presented, and the principle of noise cancellation system and the steps and processes of RLS algorithm are described. The simulation of adaptive noise cancellation system based on RLS algorithm is obtained by using an example....

Designed a kind of prefabricated solar heating system, It tested the performance of the heating system. The heating system mainly includes prefabricated solar heat collection plates blower gas transmission pipeline heat accumulator bulk flow device control box. The solar heating system can be effective...

To analyze the bearing reliability of oil film between the element and the pulley of metal V-belt cvt, an mathematical model of oil film thickness between the element and pulley was build based on the theory of EHL (elasto-hydrodynamic lubrication) and the experimental data. And then solved by multi-grid...

Meteorological satellite images are very important in meteorology, and they have a clear reflection to the process of the weather’s dynamic changes. Remote sensing technology can give the detection and identification to the objective, and it has the effective identification to the weather pictures. In...

Regulation is very useful in remedy the market failure effect caused by monopoly, especially in natural monopoly industry such as electricity. This paper first reviews the regulation situation in China’s power industry, then we analyze the influence factors that have influence on the regulation in power...

At present, the research and application on material still stays in the primary stage in domestic, mainly by introducing the foreign advanced technology and experience, rare in independent research and new materials development of technology. Proceeding from our national conditions, we should focus on...

BMP2 is known to activate ER stress-associated molecules,including XBP1S and ATF6.PGRN (Progranulin) was reported to be a stress-response factor in response to hypoxia and acidosis. Here we present evidences demonstrating that PGRN is also an ER stress responsive factor.PGRN expression was induced and...

This article introduced application technology of road anti-icing asphalt coating. By conducting field tests, the construction procedures and requirements were summarized. By conducting lab tests, performances of the anti-icing asphalt coating were verified. Testing results show that the anti-icing asphalt...

This research was conducted at Tapunggaya in Molawe subdistrict in North Konawe Regency in South East Sulawesi, near activity of mining Laterite Nickel. This research aims to know the impact of the activity of mining nickel laterite on the quality of groundwater. The methods used to analyze concentrations...

Wind power forecasting is of great significance for promoting the new energy resources accommodation and the economic efficiency, security and stability of power grid operation. The traditional wind power forecasting model has monotonous elements for input and demonstrates a lack of spatiotemporal correlation...

Road is one of the important infrastructures in facilitating the mobility of goods and services in order to improve the national economy, but most of the roads are damaged by the effects of weather. The rain water interusion into the pavement layer make accelerates erosion process. The asphalt erosion...

Many cases show that multiple injections fracturing serves as an effective method to increase the probability of creating complex fracture network for shale gas reservoirs. However, its mechanism is unclear. This paper, therefore, intends to use numerical simulation and theoretical models to explore...

The harmonic suppression must be applied to the power equipment in distribution system in order to improve the power quality and saving energy. So the author developed the dynamic harmonic filter, and it was successfully applied. Based on the previous research, Firstly, the paper analyzed quantitatively...

The increasing access requirements of distribution network in urban centers and the limited bay resources in power grid have formed a great contradiction. Ac-cordingly, the bay resource optimization method based on hierarchical model is proposed in this paper. Outer planning selects attributive substations...

Methods used for the determination of titanium content in pyrotechnics are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the titanium with high content,the sample...

Breast cancer is a threat to women’s health. Female adolescents need to be vigilant. This study aimed to analyze the relationship between dietary patterns, sedentary lifestyles, and breast cancer awareness among female adolescents. A cross-sectional approach with stratified random sampling was used....

The current use of the gelam tree is only found in wood processing. On the other hand, gelam bark is not optimally utilized so as to produce unused bark waste even though the natural fiber of gelam bark is of high economic value. The purpose of this study was to determine the effect of volume variations...

According to Ministerial Regulation No. 24 of 2015, Law No. 23 of 2007, and Government Regulation No. 56 of 2009, the government as the regulator is obligated to ensure that the operation of rolling stock is in accordance with the regulatory standards and can be operated safely as demonstrated by testing...

Final Project is one of the academic stages that must be passed by students to obtain a degree. In the era of the Covid-19 pandemic, the stages to achieving this degree must be done online by students. To accommodate this, we need a system that can bridge so that the final project stages can run even...

The production process of bricks made from waste mud was optimized in this study by investigating the effects of various factors on compressive strength, including curing agent formula, molding pressure, moisture content, and dosage. Economic benefits were also analyzed based on market conditions, demonstrating...

Programmable Logic Controller is electronic equipment that operates digitally, which uses programmable memory to store internally for specific function instructions. In the process of transmitting PLC data, it still uses cables or cannot use wireless because the PLC itself does not have wireless. To...

This paper introduces Modbus-RTU Communication Protocol. Then, based on the analysis of the principle of communication and combining with an instance, the paper gives out a specific method to realize the serial port communication between computer and MCU C8051F020 in Kingview 6.55.

Power line over-current relay protection is an important part of power system, it is an important technical measure to assure the safety and reliable operation of electric power system and electric power line. In this paper, on the basis of the features of the relay protection in the power line, thorough...

Gleeble thermal-mechanical simulation can accurately control the parameters such as thermal, force and displacement of certain working conditions, which has been widely applied in the HAZ simulation and other metallurgy behaviors. In this paper, Gleeble thermal simulation technique has been used to study...

Shield tunnel construction will disturb the surrounding strata and cause stress release and adjustment, resulting in uneven settlement of adjacent buildings and even collapse. According to the geological conditions of Ji'nan Railway Line 2, a three-dimensional numerical model is established. The analysis...

In this study, a self-oscillating polymer chain with Fe(bpy)₃ as the catalyst of the Belouzov-Zhabotinsky (BZ) reaction was synthesized to examine the influence of strong acid (due to its oxidizing power) on the self-oscillating behavior. The polymer chain with Fe(bpy)₃ underwent a soluble-insoluble...

To solve the problem of insufficient bandwidth in damping frequency, it is the key to advance the application of tuned mass damping method in architectural design. This paper presents the idea that the tuned mass ratio increases the bandwidth of damping frequency. Based on deterministic excitation, the...