Advances in Engineering Research

A method was developed for the simultaneous determination of Afiatoxin ( AFB1 AFB2 AFG1 AFG2) in chrysanthemum is developed by Liquid chromatograPhy with fluoreseence detection after immunoaffinity column clean up and Pre cloumn derivatization.four south medicine samples were extracted with methanol...

In order to solve the poor robustness resulted from the pose variances, occlusion or clutter in some challenging videos, we propose a robust particle filter tracking method based on a new similarity measure SPBRLSO (spatio-bin-ratio based on the local structure orientation). First, the object tracked...

This paper studies optimization of train diagram with different speed of high-speed railways, and introduces soft time window to construct the optimization model of train diagram, aiming at minimizing the difference between the arrival and departure time of the trains and the expectation of passengers...

In order to give useful information for the appropriate packaging conditions, respiration characteristics of fresh cut purple cabbage was clarified. The respiratory rate were determined by using closed system method. The changes of headspace gas concentrations in tank was determined, and the respiration...

In this study, Shenfu crude coal and nitric acid-pretreated coal were solubilized by Bacillus amyloliquefaciens and Saccharothrix xinjiangensis. Around 7-8 % crude coal dry weight was solubilized within 15 days. The nitric acid pretreatment of the coal increased process efficiency by around 60% for Saccharothrix...

In this paper, the damping characteristic of resinous cast material is analyzed first, then theoretic calculation and a series experiments are designed to find damping effect to the joining configuration. The result is the gist to estimate the damping capacity of the new joining configuration, which...

With the development of global low carbon economy, the academic circle focus more and more on the carbon emissions permit trading, and on the influence on price volatility of carbon emissions permit products.To know more about the price volatility of carbon emissions permit products and to know better...

In this paper, a new method for the speciation, separation and preconcentration of Cr(VI) and Cr(III) in water was developed. The procedure presented based on two forms of chromium show different adsorption capacities on the Porous nano-barium strontium titanate by reversed-phase suspension polymerization...

The Drosophila cyclinD (cycD) gene promoter contains a recognition consensus sequence for Drosophila STAT (stat92E). Transient luciferase expression assay using S2 cells indicated that the cycD gene promoter was activated by cotransfected with HOP and stat92E expression plasmid. Furthermore, the S2 cells...

The energy crisis is a worldwide hot topic under the knowledge economy era. Increasing depletion of traditional energy continually challenges renewable energy. Exploring and developing new energy is a very urgent task. The paper aims to construct Chinese ocean energy industry technology innovation system,...

Computer Aided Tolerancing (CAT) is the key technology of CAD and CAM integration. However, nowadays the tolerance analysis and synthesis in CAD/CAM are mostly realized by manual methods or the experience of the designers. Thus this not only increased the workload of the designers but also wasted a lot...

This work presents a new vibration diagnostic method of permanent magnets (PM) traction motors. Those machines are frequently used in electrical vehicles. The described method is very unique and innovative. Characteristic properties of PM machines are used in this method - EMF generated due to vibrations....

There is flexible impact during the driving of straight geneva mechanism. Therefore, geneva mechanism with combined contours is proposed. The design method of cam contour is adopted in new geneva mechanism (back seeking cam contours according to follower motion). And ADAMS is adopted to carry out the...

Plasma plumes exist widely in the electric propulsion systems. Neutral particles, ions, and metal particles are included in the flow field. Complex collisions occur between the particles. Particles will collide with the wall surface when they move towards the wall, then some particles will reflect back,...

This paper is introduced by a kind of agricultural greenhouse automatic winding system, according to the changes in light intensity and temperature change to adjust the greenhouses mesh opening, when the current is too large or motor block or send out alarm when turning, and then stop the motor work....

Perspectives of preliminary magnetic energy accumulation in a linear electromagnetic drive inductances system have been considered. This magnetic energy accumulation mode provides the increase of final speed, striker impact energy and electric drive efficiency. The electromagnetic drive circuit variant...

Characteristics and spatial distribution of nitrate concentration and its isotopic composition were used for identifying pollution mechanisms and sources in groundwater. An aquifer downstream of Dagu River in Jiaozhou city was taken as an example which was seriously contaminated with nitrates. The results...

Ocean is a huge renewable energy source, a tremendous amount of electric energy can be extracted from marine currents. However, the electric energy extracted from the marine currents is very volatile due to the swell effect and the periodicity of the tidal phenomenon. Energy storage system can play a...

The efficient task scheduling in cloud environment has become the main research topic recently, the execution time, execution cost and load balancing for optimization in a cloud environment is significant. The scheduling of execution time and cost is a NP-hard multi-objective optimization problem, however,...

The bed temperature and the main steam pressure of the circulating fluidized bed boiler have the characteristics of nonlinearity, time variation and multi variable coupling, conventional control method is difficult to achieve the desired control effect. Therefore, based on the above problems, this paper...

It is an important challenge to find out suitable security efficient routing mechanism for wireless sensor networks due to limitations of power. This paper has studied a mechanism based on an adaptive network node routing. The adaptive routing mechanism can make the route of nodes within the network...

The current civil dispute resolution law is still pluralistic and spread in various laws and regulations, however, it is still maintained as a guide in examining, hearing and deciding civil cases in Indonesian courts. Legal pluralism can cause conflict of norms and create legal uncertainty in the resolution...

Augmented Reality (AR) is efficient in improving the quality of education, training and academics. There have been many studies discussing Augmented Reality, but not yet research on the development of Augmented Reality implementation using bibliometric analysis that maps (a) research developments, (b)...

Magnesium is emerging as a most suitable biomaterial thanks to its unique ability to blend naturally with the human body. Magnesium is not only biocompatible but also safely biodegradable, in contrast to conventional materials, meaning it can gradually dissolve in the body without releasing harmful byproducts....

Charging efficiency stands as a pivotal metric influencing the usability of electronic devices. Enhancing the charging efficiency of electronic smart devices through wireless charging technology represents a significant contemporary challenge. This paper meticulously examines the current advantages and...

Analysis of the three-phase AC motor when used in specific ways. Put forward with the STC89C52 chip as the core, the use of enhanced the advantage of solid state relay, achieve non-contact /Y transformation. The whole circuit is simple and compact, installation, maintenance, and use is very convenient,...

This paper's purpose is to investigate the effect of passive recovery (PR), active recovery (AR), vibration recovery (VR) and cryotherapy recovery (CR) on muscle performance(Maximum Voluntary Contraction, muscle power) after muscle fatigue. 20 healthy male college students were enrolled in the study....

This article analyzed the relationship between average proximity and the amount of export trade of RCA>1 based on 1984-2010 international trade data. First, we introduced the concept of average proximity. Then we summarized product evolution law and showed all products evolution by product space. Finally,...

Abstract: the UAV attitude calculation is an important technique in UAC's technology, many other teches are dependent on it, read the sensor's signal, and calculate after trans is the main method of UAV attitude solution by now, but this kind of method use the software method to calculate in general....

The paper reviews the electric traction network analysis, the distinctive features of its functioning, innovative switching to digital protection, the first results of trial operation, proposals for further improvements, using the monitoring and level increase of the automation operating system of the...

The control of environmental cost can gain the maximum of economic benefits and environmental benefits in the process of electricity trading. In this paper, the benefit of environmental protection is summarized and the measuring method of environmental cost is given so that the cost of resource consumption...

As a kind of high concentration organic wastewater, coagulation pretreatment for slaughter wastewater should be carried out before biological treatment process.For optimal treatment effect, the choice of coagulant was crucial.In this paper , FeSO4.7H2O , FeCl3 , Al2(SO4)3 , PAC were taken as coagulant...

Heavy load palletizing robot in solving labor shortage, improve labor productivity, reduce production cost and the labor intensity of workers, improve the production environment, etc. It is of great significance. This article expounds the heavy load of palletizing robot working principle, structure and...

The majority of soil and water conservation facilities are located in remote areas, posing measurement difficulties involving precision instruments. Therefore, visual inspection with the advantage of rapidness is the primary assessment method used. However, standards regarding identification of the degree...

Dynamic quality of machines is one of the dominant factors affecting both the geometric parameters of the accuracy of components, and the physicomechanical characteristics of the treated surface layer. Individually, each machine has a certain dynamic quality, which varies both in the process of operation...

Aiming at the problems existing in the bolt drilling rig, an intelligent visualization scheme based on PLC, interface and frequency converter was used to reform the control system of a certain type of bolt rig. Through analyzing the control principle of the system, the PLC terminal wiring diagram is...

This paper analyses the influence of air pressure regarding the precise mass measuring process. The stability of air pressure to the mass determination process is discussed experimentally using the new M-one mass comparator. Due to the change of air pressure, air flow and vibration with regard to the...

To solve the problem that it is difficult to obtain the accurate locations of target objects directly by the surveillance video in Road Traffic Accidents, this paper presents a method of measuring the relative position of vehicles on the road surface by using vanishing point principle to mesh the surveillance...

Congestion at a crossroads caused by improper traffic light waiting times, can create overcrowding in some branches of the road. Therefore, in this article, we will determine the optimal waiting times of traffic lights at a crossroads by using compatible graphs so that the congestion can be reduced....

Home industry handicraft products continue to survive in the current Covid-19 pandemic conditions. One way to survive in this condition is to innovate products to increase profits. This innovation can be made through the use of existing raw materials to produce products that are different from before....

Soil is one of the construction materials in civil works. Soft soil that has low bearing capacity becomes a problem in the construction process. To support the construction process, stable soil conditions are needed. The subgrade is the lowest layer of soil that serves as a place for laying the pavement...

A kernel adaptive filtering de-nosing method for telemetry signal was proposed. The telemetry vibration signal is often interfered with Gaussian noise and impulse noise at the same time, the tradition de-noising method cannot obtain good de-noising performance. In the vehicle test, the vibration signal...

Numerical simulation welding process of box structure at different environment temperature, it obtains and tests deformation and stress distribution of ironing plate. The results show that deformation trend is convex on the bottom of U-shaped plate, and deformation is concave in the center of connecting...

Smart Growth theory, Originated in the 1990's, advocate a people-oriented, healthy and harmonious development concept, and it has an increasingly important position in urban planning. In order to help implement the smart growth theories into city design around the world, we have chosen Bendigo from Australia...

In view of the fact that the complicated structures, a lot of process parameters, a lot of fault types and a lot of fault cases of cement rotary kiln, Case-Based Reasoning (CBR) method is put forward to use to diagnose for cement rotary kiln. CBR fault diagnosis model is established. Object-oriented...

Cloud computing is a calculation based on the Internet, through this way, the hardware and software resources and information sharing may be provided to a computer or other devices on demand. Load balancing algorithm plays a very important role in cloud computing environments. Through efficient load...

The forward modeling and inversion study on Controlled-Source Audio-Frequency Magnetotelluric method is very important to field work and interpretation of field data. One dimension forward modeling and inversion study has gotten lots of interest over the years and the technology has now been well developed....

In this paper, a reduced state space model, based on linear model order reduction methods, is proposed. By this model, hollow block wall can modelling in multi-dimension, dynamic thermal properties can be described clearly, and the variation of internal surface temperature can be simulated accurately...

Under the guidance of the beautiful rural and the construction of ecological civilization, sustainable tourism development is bound to become a major trend in the development of tourism. As we all know, tourism has a dual nature, on the one hand, tourism can contribute to the socio-economic and cultural...

In order to study the effect of pounding at expansion joints of beam bridge on the seismic responses of bridge structure during earthquake the research is based on multi-particle of single degree of freedom system, and the pounding effects of adjacent girders on seismic responses with 3 different of...

Endocrine disrupting chemicals (EDCs) showed variety and widely distributed in the environment. The presence of EDCs was the most typical in water bodies. EDCs in water accumulated in human and other organism to a certain extent would harmfully interfere the normal functioning of the nervous system,...

Back clamp device is the key equipment of the top drive, which is required operation reliable and compact structure. This paper introduces the working process and working principle of the back clamp, According to the operation scheme and performance parameters of the back clamp, Dynamics simulation analysis...

With the population and application of polyacrylamide(PAM) in China's tertiary oil, how to deal with residual PAM in soil has become the focus of attention. In this paper, the main factors affecting the migration of PAM in soil were reviewed, and the effects of various influencing factors on the migration...

Focused on a single end granite tunnel, the feasibility of the assessment method of the average permeability of wall rock based on the Darcy’s law has been explored in this paper. In according with the Darcy seepage phenomenon of low-pressure driving gas in porous medium, under the pressurized ventilation,...

The objectives of this study were implemented to investigate the haloacetic acids formation potential (HAAFP) in drinking water treatment and determine the reduction of haloacetic acids (HAAs) during preozonation. This full-scale examination was conducted with Luan River water. Two preoxidation methods...

When the moist soil is excavated, the soil sticking and freezing to the working units of the earth-moving machines take place. It is the phenomenon that considerably reduces the plant`s efficiency. There are four main groups of methods intended for eliminating adhesion of soil to the surface of the working...

In this paper, an ultra-fast and miniaturized digital instantaneous frequency measurement (DIFM) system is proposed. Based on the high speed clocked comparator and high performance Field Programmable Gate Array (FPGA), the system is constructed. High speed clocked comparator with only 120 ps propagation...

In order to create the best artificial climate suitable for plant growth and to meet the requirements for energy saving, environmental protection and economic operating costs, this article designs an energy-saving sunlight greenhouse with underground drip irrigation and heat. Combining the greenhouse...

Object: To evaluate the efficacy of combination of external drainage from intestinal cavity and peritoneal drainage on the surgical treatment for neonates with necrotizing enterocolitis(NEC). Methods: A retrospective analysis was conduct on 48 cases of newborns with extensive and multiple intestinal...

A cotton spinner is a tool used to spin cotton fibers into stronger threads and can be used for various purposes, such as making clothes and fabrics. A traditional cotton gin usually consists of several components, such as a spinning wheel, a spinning table, and a human hand or foot mover. However, nowadays...

Individuals with disabilities frequently struggle to do simple tasks. Recurrent workouts have been demonstrated to aid affected patients in rehabilitation. Physical rehabilitation therapy that can be self-managed provides a convenient solution for people with motor disabilities who may find it challenging...

System introduced standing seam roofing system, which is mainly used in large-span self-supporting structure of a closed system; in recent years, with the further development of metal materials technology and engineering technology, since the metal roofing system with light weight, durability and high...

Isolation and screening of a strain with high efficiency of flocculation effect from the activated sludge of a wastewater treatment plant in Kunming, after identification of strains, flocculating activity experiments, and eventually extracted Bacillus megaterium flocculant and study on its treatment...

With the development of electronic communications technology. Intelligent devices are widely used in electric power communication systems, smart substation gained rapid development. The intelligent electronic devices all use equivalent way to connect in smart substation, this way improved the interaction...

This paper analyze and study the condition of renewable energy in Beijing's new airport area, and puts forward the use solutions and suggestions of renewable energy in the new airport area.

To provide scientific data of the internal transcribed spacer (ITS) and trnL-F sequences for the authentication of Potentilla discolor Bge., we extracted the genome DNA from the leaves of Potentilla discolor Bge., purchased from Hebei Province, amplified the ITS region using ITS universal primers of...

Aiming at the development request of miniature farm machinery in our country, to improve the efficiency of the concept of small agricultural machinery design, put forward a kind of small agricultural machinery modeling method based on ontology, the modeling method and form a complete set of symbol system...

Ball transmission mechanism is a new type power delivery structure. Based on the merits and demerits analysis of belt, chain, gear and fluid drive, the ball transmission mechanism is put forward. The structure and working process of same or reverse direction ball transmission mechanism were described,...

A Fresnel solar collector with triangular cavity absorber is introduced and the performance tests are carried on. The Fresnel collector is consisted of a cavity absorber with tube rows, a mirror field with flat glass, and the trace system in homotaxial manner. According to relative technical standards,...

With the increasing development of cloud computing,task scheduling problem become a crucial aspect.There are many scholars research on resource scheduling problems,but load balancing and scheduling in how to balance time and cost is still not achieved satisfactory results.Genetic algorithm(GA) has strong...

The engraving process of projectile is a very complicated mechanics process,In this paper, the artillery projectile engraving tube process is the research object, using the WDW-T200 microcomputer control electronic universal tension and compression testing machine of projectile and barrel samples of...

Seal calculus is a kind of tool targeting at the modeling of the mobile system. Since there are some restrictions on the regions and levels, the seal calculus, when compared with calculus, could imitate the actual concurrent mobile system in a more convenient and efficient way. However, in the realistic...

Polymer nanotube (PNT) is a polymer nanomaterial with tubular structure. In this study, we have developed a simple technique for the fabrication of polymer nanotubes by using self-assembled metal organic nanotube (MONT) as a sacrificial template and dendritic amine and acid as precursor molecules. MONT...

The grounding system is an important part for substation lightning protection. As the lightning rods of the large substation are in multi-point connection with the grounding grid through the frame, the distribution of ground potential along the grounding grid is different from that around the independent...

Volume fracturing aiming to induce a complicated fracture network is a key measure to acquire commercial productivity in tight formation where the selection of optimal cluster spacing is important and essential. Therefore most numerical simulation is mainly used to obtain the optimal cluster spacing,...

Real estate industry is the foundational, guiding and pillar industry of the national economy, and they are closely linked, therefore, guiding and promoting real estate industry in a sustained, stable and healthy development is beneficial to both the people and nation. That will not only meet the basic...

SO42-/ZrO2 solid superacid were prepared by the method of precipitation impregnation and the samples were characterized by SEM, XRD, and FT-IR. Then the samples were applied into the liquefied reaction of the waste rapeseed straw to prepare the biomass polyols and found it possessed efficient catalytic...

The article presents the concept of an electromagnetic circuit of generator with permanent magnets designed for single phase work. The paper presents comparative analysis of simulation results of three generator operation points. First point was calculated as single phase work with serial connection...

Water plays an important role in the crop growth and development. So simulation of water balance is a significant part of crop growth simulation all the time. But it needs many parameters. And the simulation accuracy depends on the values of parameters. With the rapid development of water sensor and...

For the current shortcomings and deficiencies existing in tanker cabin, such as high temperature,high humidity,gas concentration,and does not automatically be controlled,this article considers from the tanker cabin design requirements and the necessity of it’s multi-parameters control. On the basis of...

In this paper, an intelligent monitoring terminal for boiler operating state was studied based on embedded technology, wireless communication technology, and highly integrated design technology. The architecture of intelligent monitoring system for industrial boiler was proposed firstly, and then the...

Finite element analysis software Abaqus was used to establish a two-dimensional microscopic finite element model of SiCp/Al composites. The SiC particles and the aluminum matrix were defined respectively, and the cutting process was simulated and simulated. The fracture pattern of SiC particles was also...

BIM technology covers a large number of information related to project which is serviced in the design of the construction project, construction installation, operation and the whole lifecycle by establishing the digital design of BIM model and plays a huge role in improving production efficiency, ensuring...

In this paper, an evaluation and decision model for the water supply system in a region was built using the method of Grading Evaluation Method (GEM). Four indicators are defined, which are Probability of Water Supply (IS), Reliability of Water Supply (IR), Water Utilization Rate (IW) and Efficiency...

In the comprehensive utilization of solar photovoltaic-thermal hybrid (PV/T) system research, PV/T component temperature control is very important to improve the efficiency and thermal efficiency. For PV/T system is a big inertia system, temperature control effect needs a period of time. So accurately...

Through the research on the traditional houses and modern rural houses in the Ningqiang area of southern Shaanxi, it is found that the traditional rural houses generally use the storage space under the roof of the slope for summer heat insulation. However, the roof design is generally lack of climate...

The problem of dimension deviation still happens in CNC milling operation, although using a modern machine completed with many advanced features. This study aims to get a prediction model for calculating the dimension deviation using selected machine parameters such as feed rate, cutting speed, axial...

One indicator of economic performance to make a developing country into a developed country is infrastructure. The development of infrastructure to support economic activities in Indonesia is very necessary. However, more government funds have resulted in the construction of new road networks needing...

With the continuous development of society and economy, the idea of urban renewal planning is also undergoing significant changes, and people’s quality of life is gradually improving. In addition, old communities have accumulated deep historical and cultural deposits in the course of time, and the revitalization...

Carbon mission control in civil engineering management is crucial for climate change response. Based on life-cycle management, optimizing carbon emissions has become a key topic and future trend. This paper analyzes carbon emissions in material production, supply, and construction stages, predicts energy-related...

Purpose: Inquiry is not the same effect on the long aerobic exercise on bone mineral density in elderly patients with osteoporosis. Methods January 2013-January 2014 in our hospital 120 cases of senile osteoporosis patients in this study, according to the motion duration were divided into control group...

Pile foundation settlement evaluation in karst area is a very complicated problem, there are many factors that affect the pile deformation, including the size, number and spacing of the karst. In this paper, through numerical simulation, the influence of the number, spacing, size of the karst caves on...

The strength and ductility of concrete will dominate structural performance under expected rare earthquake, and concrete filled steel tube is an effective solution for this goal in super high-riseÿbuildings. As reliable numerical simulation of these kinds of structures may depend on reasonable constitutive...

This research use the modified Chinese Walnut Shell (MCWS) as adsorbent, purification for the wastewater from mechanical and electrical factory.It examines some factor to the effect such as adsorption time, mass, pH on the adsorption etc. The experiment of actual wastewater research shows that the adsorption...

The SHCCT diagram is a curve that can reflect the start point, the end of the phase transformation, which is significant in optimizing welding parameters and making a reasonable process parameters. In this paper, the weathering steel S355J2W at different cooling rate was employed to simulated the heating...

New characteristics of cloud computing network environment put forward new requirements of electronic forensics such as positioning key evidence from big data fast and accurately, analyzing the correlation between evidences, and presenting the results of analysis humanely, which will be the new aspect...

In this paper, a model reference fuzzy adaptive system (MRFAS) control method using on-line self tuning fuzzy quantizing and scaling factors is applied to the sensorless vector controlled induction motor (IM) drive system with MRAS type speed estimator. In this method, a stator current model based MRFAS...

Ni60 coating provides excellent hardness and wear resistance, it is usually used to strengthen the parts worked the severely conditions with intensified friction. While Ni60 has a strong crack susceptibility due to its high brittleness and high thermal gradient in transient cladding process. In order...

Palygorskite mineral nanomaterials are typical porous materials widely existing in nature and have many micropores and mesopores, which could play an active role in many fields such as thermal insulation functional additive for composite materials. Based on the above reason, this paper briefly summarized...

In this paper the stability analysis of an open pit slope of chromite mine in Odisha state, India has been evaluated with a present working depth of 147 m with 280 overall slope angle to deepening the pit to 182 m under critical geometrical conditions like limitation of area, and having two active internal...