Advances in Engineering Research

Sludge samples are taken from Qige Waste Water Treatment Plant in Hangzhou. The drying characteristics of sludge are determined by self-made small batch type drying machine. The paddle dryer and disc dryer are used in the drying tests to explore the effect of blade form on the sludge drying viscosity...

Based on SCIE and DII documents (2006-2015) and social network analysis, this paper analyzes one-mode network structural characteristics of co-authoring, institutional cooperation and patent owner cooperation, then constructs two-mode network by the N-Cliques factions division and author keyword coupling...

Data mining has made customer relationship management (CRM) a new area where firms can gain a competitive advantage, and it plays a key role in the firms' management decision. In this paper, we first analyze the value and application fields of data mining techniques for CRM, and further explore how data...

X-type-slag is rich in Fe2O3 so that it can absorb microwave and generate heat easily. By replacing some sand with X-type-slag, cement concrete can improve the function of removing ice with microwave. The feasibility has been verified through specimens experiments tested in lab. The results show: while...

As the standard object-oriented modeling language, UML describes object-oriented systems from all angles and is object-centric. It is unified with the most popular object-oriented programming languages and can generate code frameworks through class diagrams. There is a corresponding relationship from...

For the long-span roof structures which have relatively low frequency and light mass, the vibration property under the action of fluctuating wind is significantly influenced by the added mass and aerodynamic damping. Since the influence can be reflected by the change of structural frequency and damping...

Partial discharge detection under impulse voltage is an effective method for monitoring the insulating properties and the aging of high-voltage electric equipment. It is of great practical significance for discovering potential safety hazard in time and ensuring the safe operation of equipment. In this...

Extracellular signaling regulates cell motility, growth, differentiation, gene expression, polarization and death. Activation of Actin cytoskeleton is an important condition for the occurrence of these cellular responses and morphological changes.The ADF / Cofilin family of proteins is an important regulator...

At present, image processing technology has been widely used in intelligent transportation management in our country. It has greatly improved the traffic supervision and control, the technical support for the stable traffic operation and the improvement of the level of urbanization. This paper analyzes...

LiNi0.8Co0.1Mn0.1O2 powders were synthesized from co-precipitated spherical metal hydroxide, Ni0.8Mn0.1Co0.1(OH)2. The effects of the complexant (NH4OH) concentration in base solution on the microstructure, crystalline structure and electrochemical properties of the product were studied. The results...

In the paper, a new motion attention temporal spatial fusion model is constructed for motion object detection and extraction in view of the limitations of target detection and extraction method under global motion scene according to motion attention formation mechanism. In the algorithm, motion vector...

Transformation adaptation arises due to increased deforestation and how communities around the forest adapt to sustain their lives. Uncertainty over forest area control can hinder the effectiveness of forest management. In order to accommodate the functions of protection and use of the economy in a balanced,...

Electric vehicles are increasingly in demand as an environmentally friendly solution to reducing air pollution. Reliable and efficient energy storage is critical to running electric vehicles to work optimally. With supercapacitors as a buffer in the lead-acid battery energy storage system, it can provide...

With the accelerated process of economic globalization, global and inter-regional ties are closer, which also makes the competitive relationship between ports in the region more intense, so it is necessary to analyse the competitiveness of ports. This paper takes Qingdao Port as the research object and...

To study the body development of Chinese Li nationality students of 7-18 years old,with the work of literature,survey,measurement and statistics,at last by independent samples T-test to compare the body health factors of Chinese Li nationality students,there were three compare methods,first is a compare...

Security of data transmission and privacy protection are key issues in smart grid. Aiming at the improvement of the above issues, a privacy protection scheme is proposed based on certificateless aggregate signcryption and masking random number. In the proposed scheme, the building gateways generate masking...

The AlCrFeMnNiCx (x values in molar ratio, x = 0, 0.08, 0.17 and 0.25) were designed and prepared by adding nonmetallic carbon element into the high entropy alloy under near-rapid solidification conditions. The effects of carbon content and heat treatment on microstructure and mechanical properties of...

With the upgrading of network defense technology, network attacks are constantly refurbished. This paper studies the vulnerabilities and advanced evasion attack, using open source Metasploit and fragroute proposed and constructed a new model with evasion attack technology, at the same time,ÿand gives...

Objective: To prepare the denture base material with anion-containing denture, and to test the friction properties of the denture base materials with different mass percentage of negative ion. Methods: Negative ion powders were added into the denture base materials by ball milling blending at 0%, 1%,...

The triaxial compressive strength of medium-grained sandstone after different high temperature about on 25 400 800 and 1000 be researched by the servo-controlled testing machine RMT-150B. The test results show that: (1) it is still a strong liner relationship between the triaxial compressive strength...

In order to similar the pedestrian flows in the normal conditions realistically, On the basis of the existing social force model, the phenomenon in the original simulation such as collision avoidance between pedestrian trajectory is too large, the pedestrian path is not smooth, the collision of the pedestrian...

With the rapid development of network, social and economic life affected network everywhere. Especially the rise of Taobao in recent years, bring a rare opportunity for development to the traditional business. Facing the opportunities and challenges of the network, they either use network platform such...

A simple analytical model for the lateral channel electric field profile in the velocity saturation region of the FinFET with undoped body is proposed and developed by solving the Poisson Equation in the velocity saturation region with a simplified boundary condition. The model has been verified with...

Analysis and Discussion plasmapheresis combined hormone, influence of mycophenolate mofetil on children with severe systemic lupus erythematosus autoantibodies. 80 cases in April 2013-Children with systemic lupus erythematosus in April 2015 in our hospital for treatment,in a random manner which were...

This work is concerned with an extended state observer (ESO) based controller with parameter optimization for brushless doubly-fed machine (BDFM). An ESO based controller is proposed to deal with the complex inner coupling effect and external disturbance, which are hardly obtained in the practice. To...

Objective: To study the buffering effect of the green buffering cushion to LCD designed by the finite element analysis technology. Methods: The corrugated cardboard formed by folding was used to design the buffering cushion of the liquid crystal display. The solid model of liquid crystal display and...

This paper adopts the melt blending method for organic silicon resin/nano Al2O3 and PF. The organic silicon resin in the blending resin cures and forms interpenetrating network structures to improve the heat resistance of PF plastics. TG, DSC and FESEM analysis characterize the changes in heat resistance...

The research object of this paper is DaZu comprehensive land consolidation projects in Hechuan County of Chongqing, analysis the land comprehensive consolidation impact on land quality in hills and mountains. The results show: (1)Through comprehensive improvement of rural land, land topography factors...

This article is dedicated to the digital production mold design and manufacturing method based on the controlled interrelated computer models system. The method caters for the quality standards required shorter time lines and reduced efforts for designing complex technical equipment at engineering companies....

As industrial structures rapidly change and international competitive pressure becomes increasingly large, Taiwan's industries face a bottleneck of structural transformation and technological innovation. In addition, as the international oil price increases, the price of electricity goes up and production...

The new method of accommodating wind power based on electric boilers and heat accumulators with combined heat and power(CHP) is presented in the paper. Firstly, the cause of tremendous wind power curtailment in the north power grid of China is introduced. Secondly, thermoelectric characteristics of CHP...

On the basis of the research for attitude control and adjustment, this paper focuses on analyzing and discussing direction control and depth control of underwater platform, builds the course and depth operation models, and receives implementation scheme for attitude control and adjustment of underwater...

Although China's electricity market reform has achieved some results, it still not fully enter into the dispatch scheduling system. The new born technology blockchain has been widely realized, it also appeared many research in energy internet field and received some achievement. In this case, this paper...

With the help of SHPB apparatus, do the research on the energy transfer rule, strength characteristics and failure pattern of complete mortar testing piece and specimens with 1~3 joints, under the similar impact speed. In addition, regarding the double parallel cracks specimens as an example to explore...

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...

The Song-Li region is located in the region where the downstream of the Lishui River converges with the Songzi River, the diversion channel for floodwaters from the Yangtze River to Dongting Lake. It is one of the areas most severely affected by flood disasters in the Dongting Lake region. Since the...

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...

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...

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...

In the context of globalization, the shipping industry plays a crucial role in international trade, and fluctuations in freight rates have significant impacts on the global economy. This study integrates Automatic Identification System data with shipping schedule data to calculate the daily total capacity...

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,...