Advances in Engineering Research

When entering a new stage of socialism, science and technology have developed rapidly. The technology represented by computer and internet has been used widely in all walks of life. Cloud computing technologies and concepts, as a new invention, not only change the original mode of computing resources,...

Openings on the I-shaped beam web could accommodate pipelines and therefore might cut down the project cost due to the floor height is lower. In this paper, three concrete I-shaped beams are prepared, the sole difference between their is the openings position on the beam web. To compensate the strength...

Calcium hypophosphate is got from sodium hypophosphite and sodium chloride. The internal morphology and composition of calcium hypophosphate particles are obtained by nanometer particle sizer, scanning electron microscope (SEM) and X-ray diffraction (XRD) and also on. The experimental results show that...

In order to simulate the influence of excavation on the whole strength, deformation and failure of rock mass, uniaxial and pseudo-triaxial compression tests on solid and hollow cylinder specimens of marble without inner pressure were carried out with servo-controlled rock testing machine. The results...

This paper investigates a design of a energy harvester that uses magnetic levitation to produce an oscillator with a appendage linear spring. The harmonic balance method is developed to analyze the frequency-amplitude response relationship. The numerical results show that the strength and bandwidth of...

Global rainfall data is very important for water resource research. Current rainfall data are mainly from the rain gauge on the ground, ground radar and space borne passive radiometer. This study assesses the successive Version-6 and Version-7 TRMM Multi-satellite Precipitation Analysis (TMPA) products...

In view of the biomass gasification processes a nonlinear, non-minimum phase characteristics, instability, dynamic process of the characteristics of the large delay and load disturbance, contains a large number of uncertainty factors, accurate mathematical model is hard to express, using a single control...

In the 21st century, ever increasing energy and environmental problems such as pollution, fossil fuel depletion and global warming are ringing the alarm bell to human society. Therefore, clean and renewable energy materials as well as their devices are urgently demanded. In this paper we first give the...

This paper analyzed the vertical transferring process, mechanism and model of Pb in Jiaozhou Bay based on investigation of Pb in surface and waters in different seasons during 1979-1983. Results showed that the Pb contents in surface waters were changing with seasons within year, and Pb contents in bottom...

The Environmental, Social and Governance (ESG) criterion is receiving significant importance and in order to promote sustainability and responsible business practices, ESG is often determined as indicator for measuring the performance of company to evaluate whether the company is meeting the expectations...

PT ABC is company located in Semarang, Indonesia which engaged in cosmetics and castor oil production. One of main product of the company is face powder. According to observation there was a problem occur in the face powder production department. These problems are the results of inconsistent product...

Fires occurring in comparatively closed places like large shopping centers where evacuation is quite inconvenient make great loss, including casualties and destroys of materials. It not only makes people fall into panic, influencing their life, but results in a great economic loss. In the past few years,...

We developed a model for algal growth simulation considering flow disturbance, temperature, light intensity and nutrient concentration. Jinshan Lake, a typical river-connect lake at the middle-lower reaches of the Yangtze River, was selected as the research area. According to the simulations on the algal...

This paper presents a system design of mechanical robotic manipulator with its own sensor end effectors. For the end effectors, they would be fixed with a fabricated micro-nano sensor. This system’s application is to detect specific heart rates of various population by executing a robotic arm action...

The properties of the reservoir sandstone mainly depend on the sedimentary environment and the diagenesis. The thoroughly research on the diagenesis of the sandstone reservoir in the sixth oil layer of the Upper Triassic Yanchang formation has been one of the core geological problems. The comprehensive...

Fuse is the key part of detonate control, and it’s state determines the weapon whether can accord to the scheduled model of initiation to achieve the objective of the damage or not. To achieve the best effect of damage, the fuse detector are used generally to detect whether the performance of fuse...

Based on stepping motor system and the law of fluid continuity, PIV technique was used to measure mainstream flow field in cigarette smoke directly, and the cigarette outlet velocity was obtained at different stepping motor frequencies with different suction pressure. The results show that the velocities...

How to suggest a valid recommend within a reasonable time is the greatest technical challenge for the recommendation system, for which tremendous user cases with high dimension are generated while it runs in real time, and these massive data are too difficult to compute directly. This paper proposes...

Registrations of multi-angle point cloud involve enormous point cloud data, complicated and heavy computation. Previous non-parallel method is strong computing resources demanding and low performance of point cloud global registration. Bulk Synchronous Parallel Computing Model (BSP) processes the data...

This paper summarizes the connotation and characteristics of smart grid, summarizes the current situation of smart grid technology at home and abroad and the development of smart grid on China's significance, analyzes the conditions of China's development of smart grid, pointed out the construction of...

T The modal analysis is one of the most important of the dynamic analyses. Any structure that is analysed at self-weight or without applying external loads is called modal case. In this research paper, there are two modal studies conducted using the numerical method and the finite element method. In...

The regular sensors that are used for TPMS (Tire Pressure Monitor System) are some inaccuracies for collecting parameters. Thus, a new error correction method is proposed to calibrate tire pressure values based on linear regression technology. And based on the way a friendly interactive TPMS is achieved....

The paper studied the effect of tide on the removal rate of COD, NH3-N and TP in the dosing pool in order to provide data to simulate disorderly discharged sewage in tidal rivers. Due to the dilute effect of rivers, the removal rate of COD, NH3-N and TP at the tidal state was higher than that at no tidal...

In view of the problem, To study the curve of the solar shadow over time, the first step is to set each parameter, establishing a mathematical model of the change in length of the shadow, according to the longitude and the time difference work out the real solar time and the solar hour angle are, according...

By means of optical micrograph(OM), X-ray diffraction (XRD), scanning electron micrograph(SEM) and Energy Dispersive Spectrometer(EDS) analysis, the microstructure and phase compositions of Mg-3.7Zn-0.6RE alloys with different cooling speed were studied. All alloys had dendritic structure, the grain...

In order to promote the large-scale use of distributed renewable energy and improve energy efficiency, many countries started to pay close attention to the development of energy Internet. Europe, the United States, Japan and other developed countries has made some breakthrough in the field of energy...

Make concrete with the granite powder-based adglutinate to take place cement. Discuss the effect of substitution amount on concrete performance. With the increase of the substitution amount to cement, the compressive strength of concrete continues to decline; When it completely replaces cement and the...

The propagation and fracture process of void in magnesium single crystal at the nanoscale have been investigated using molecular dynamics simulation and embedded atom method at different temperature. The results show that the temperature has a significant effect on the potential energy and yield strength...

In this paper, measurement process and communication principle of measurement and simulation dual-mode terminal are introduced at first, then, a novel measurement uncertainty evaluation and parameter simulation method is described. According to analyzing the limited measurement results, we get probability...

A statistical analysis method of figurative emotion of decision on micro-blog short text based on content correction is proposed in the Thesis. Based on emotional analysis and statistics of micro-blog short text, model of figurative method on micro-blog short text based on emotion is created when using...

In this paper, we introduce a intelligent temperature control system based on greenhouse. The system include two automatic induction device,which can feel the temperature changes; a solar-thermal heating system with electrical heating auxiliary,that the most important in the system;a tubular lamp for...

In view of the key technology of solving ambiguity of high precision move positioning, due to the traditional LAMBDA method to solve ambiguity, the passage improve and put forward a double-frequency observation model calculating ambiguity wide lane. Combined with the observation model and partial data,...

The stress relaxation behavior and creep rupture property of GH4145 alloy were studied. The results show that GH4145 alloy has good resistance to stress relaxation. During the stress relaxation test at 566 ºC, the coarsening rate of secondary ' particles was very slow and the hardness of the alloy increased...

This article summarizes parts of the work conducted in the Kolarctic ENPI project “Sustainable Buildings for the High North” (SBHN). SBHN had strong focus towards residential buildings performance in the northern Nordic and north-west parts of Russia (Barents region). Results show that there is large...

This paper has carried out some researches on organization method of wagon flow of coal transportation corridor to meet the demand of heavy-haul railway. To improve the capacity of a collecting and distributing system, the optimal problem is described as: coordination of loading capacity and unloading...

Objective To analyze the spatial structure and structure feature, then predict B-cell epitopes of Mycoplasma suis ORF9 encoding protein. Methods The secondary structure, structural feature and B-cell epitopes were analyzed and predicted by DNAStar software and IDEB. Results the secondary structure of...

In today's era of rapid development of science and technology, the various disciplines have made considerable progress, at the same time, the subject and the crossesbetween subject and discipline are more and more ,and this cross becomes more and more complex and diverse. Among them, the mechanical and...

This paper presents the 4~6GHz 6-bit MMIC digital attenuator with low phase shift. Phase compensation techniques were used in the MMIC design to reduce the phase shift. This attenuator is fabricated with 0.25æm GaAs PHEMT process. Simulation results of the developed MMIC chips in the 4~6GHz show that...

For the research of restoring the atmospheric turbulence-degraded images, an estimation algorithm of the point spread function based on singular value decomposition and telemetry prior information is proposed. The experiment shows image restoration effect of the proposed estimation algorithm.

Biotechnology, one of the fastest developments in the century, is creating the diversity of opinions and one of the greatest debates emerged in the field of genetically modified (GM) food. Even though the innovation was developed to tackle the world hunger it still represents unknown concept that can...

Wetland is the richest ecosystem with diversified creatures and also is one of the most important living environments. As the irrational utilization and damage of wetland resource in recent years, wetland resource is experiencing a degenerative process. As a unique ecosystem that is different from lands...

Nowadays, traditional heating systems represented by kang still impact people’s daily life profoundly in rural areas of northern China. While residents in the case of different activities in rooms respectively heated by different heating methods, the heat transfer quantity and exergy efficiency of...

Kerberos protocol is a kind of unified authentication scheme for distributed network environment, which focused on validation functions, not provide complete authorization and access control functions. Security assertion markup language (SAML) is an xml-based framework, which is used to exchange information...

Due to the complex topography and strict requirement for the construction as well as the significant effect, from the stress and strain, on the geometric shape of such a continuous bridge with variable cross-section, it is difficult to control the geometric shape of the bridge without stress monitoring....

In this paper, we addressed the inventory-location model of the distribution network planning based on the actual vehicle 3PL case background. We use the genetic algorithm to calculate the actual data, and evaluate the effect from the demand and cost two aspects. The model deter-mines the number and...

Photovoltaic (PV) power generation has been widely promoted due to the increased demand for clean energy in recent years, but the fires it generates are often prone to cause large negative impacts. Therefore, a machine vision-based fire recognition algorithm for PV panel fire-fighting UAVs is proposed...

Composite (CrAl)N and (CrAlSiY)N hard coatings were deposited on 1Cr11Ni2W2MoV steel substrates by arc ion plating system under negative bias of 0 V, 100 V and 200V respectively. Pulsed bias gave rise to the deviation of elements, the decreased deposition rate, and the change of the preferred orientation,...

In view of problems existing in data acquisition and monitoring methods for environmental chamber test, this paper design a temperature and humidity monitoring system based on ZigBee and SHT11. The CC2530 RF as the core is used to form the wireless network. The sensor nodes carrying the SHT11 transmit...

A state space solution for a partially embedded pile under combined lateral and vertical loads is developed. Two sets of state space equations above and below ground are deduced from Euler-Bernoulli’s and Winkler’s linear elastic foundation beam theories respectively, in which the coefficient of sub-grade...

Waste paper as a new kind of biomass resource was selected as the research object to ferment and produce D-lactic acid in this paper. The components of raw materials were compared between waste office paper and waste newspaper, which were pretreated by shredding, 3% H2SO4 and enzymatic hydrolysis. The...

Angle sensor and positioning orientation device is the basis of achieving the goal sharing and collaborative combat.In order to achieve the absolute angle measurement between the turret and body.The paper presents two possible solutions:the first program uses the non-gap fork lever mechanism,combining...

Regular expression grouping is the practical way to address the state explosion problem of Deterministic Finite Automaton (DFA). Previous grouping algorithms have poor grouping time, and difficult to meet application needs. In this work, we present an efficient regular expression grouping algorithm based...

The US Navy Product Data Standard defines a set of requirements for an effective IPDE, focusing primarily on the traditional data management capabilities and interfaces with CAD/CAM/CAE/CAO, PDM, ERP and catalog systems used for the design, construction and in-service support of Navy ships. The purpose...

Evapotranspiration is the largest component of water loss from storage and has a major influence on all hydrological processes. Based on meteological and hydrological in the upper reaches of the Jinghe River basin, Advection-Aridity model was applied to estimate the actual evapotranspiration from 1966...

A stripe texture with diameter and spacing of 300 m was prepared on the surface of 304 steel substrate via M-DPSS-50 semiconductor laser marking machine. Then, nitriding treatment on the textured surface was conducted by using well type gas nitriding furnace. The chemical composition, surface morphology...

The CNC machining technology is of great significance to the modern manufacturing industry. In this paper, the motion of the CNC machining tool is optimized. In order to solve this problem, we divided into steps as follows: firstly, we take a look ahead velocity curve and deceleration control algorithm...

In order to overcome the shortcomings of slide steering technology, the rotary steerable drilling technology is a new technology developed, this technique represents the highest level of drilling technology development. At the same time, rotary steerable technology is becoming one of the world-class...

Texture evolution in Fe81Ga19 thin sheets produced by specially designed rolling and annealing process was examined using X-ray diffraction analysis. Cold rolled sheet is characterized by strong fiber (//ND) , fiber (//RD) and widely distributed shear bands through the thickness. A strong fiber (//RD)...

Load forecasting has become a significant part in national power system strategy management. In this paper, the Support Vector Regression (SVR) for Short-term Load Forecasting (STLF) is presented to predict the primacy of the industry power in the electricity composition. The Support Vector Machine (SVM)...

Copper oxide contains of bivalent copper and monovalent copper, which is widely distributed in earth resources. In this article, the copper oxide films were deposited on transparent conducting glasses (FTO) by magnetron reactive sputtering under different sputtering conditions of power and oxygen flow....

Based on Cellular Automaton and Monte Carlo method, this paper constructs a model to discuss the problem of merging after toll, and redesigns the shape, size, and merging pattern of the toll area. Firstly, the movement of the vehicle is broken down into three stages to establish the corresponding sub-models:...

Aimed at the defects of data acquisition systems such as poor versatility, poor mobility, time and effort wasted, poor flexibility, vulnerable to adverse environmental, a wireless data acquisition system based on Android system was proposed. The system took the chip named STC12C5616AD as the main controller...

This paper reviews the properties and hazards of arsenic, the source and hazards of high arsenic tailings, as well as the latest research progress to world abroad on phytoremediation and physical and chemistry repair of high arsenic tailings, and the future prospects of the tailings processing.

Statistical process control charts have been widely utilized in manufacturing processes for determining whether a process is run in its intended mode or in the presence of unnatural patterns, it’s a multi-class classifier problem. Effective approaches to recognize control chart patterns is essential...

Train control system can achieve automatic control in the whole process or the part of process. The data of train control system in role is irreplaceable. Keeping train control system’s data transmission and exchange real-time and accurate, can make train safe. Completing the automatic generation of...

In order to investigate in influence of coagulant concentrate on volatile components of hard cheese made from yak milk cheese samples with half normal concentration of rennet(0.5X), normal concentration of rennet(X), 1.5 times normal concentration of rennet(1.5X)and with double concentration of rennet...

Digital network language lab has a powerful function and advantage in teaching, and has begun to gradually replace the traditional language lab. This paper introduces the characteristics and advantages of the digital network language lab, also analyzes the possible problems in the process of using, and...

With the New Perspective on the concept of Global Tourism, based on the whole industry, the whole element, the whole time and space to construct the tourism culture system from the perspective of the global tourism.The tourism culture system includes three subsystems: Material Culture, institutional...

This page proposed an intelligent radiator which used MCU AT89S52 as the core, mainly consist of temperature and humidity detection part, main control part, display part, control part. Firstly, collect the temperature and humidity of the environment by using DHT11 temperature and humidity sensors. And...

Phase-sensitive detection circuit tests signals according to the correlation of the reference signal and the input signal. The noise is eliminated by the independence between the reference signal and the noise signal. The sensitivity of the detector is improved significantly by the suppression of the...

The state council calls for accelerating the development of science and technology service industry. To improve deficient information of existing domestic arts equipment website, this paper describes a system for the analysis of the relevant integrated Information Service System which is basic and essential....

In this paper, a dictionary incremental learning method combination of ISOM(Incremental Self-Organizing Maps) and K-SVD is proposed. This method significantly improves the efficiency of K-SVD method for large sample based on the incremental learning ability of ISOM network. The experiment of image super...

This paper studys several kinds of MUSIC algorithms in DOA estimation, expounds the principle of Root-MUSIC algorithm, beamforming MUSIC algorithm, spatial smoothing MUSIC algorithm, conductes simulation for uniform linear array with Matlab, get the characteristics of three kinds of algorithms, Root-MUSIC...

There is no rational distance metric for nominal variables in traditional kNN classification algorithm. And the weighting methods commonly used in kNN cannot process datasets with multi-type variables or depend much on the field knowledge. An improved kNN method based on conditional probability and QPSO...

To reduce the amount of measurements, compressive sensing (CS) has been introduced to synthetic aperture radar (SAR). In this paper a novel synthetic aperture radar (SAR) imaging algorithm based on compressive sensing (CS) is proposed. In the range plane, the echo signal is reconstructed in fractional...

This paper proposes a method based on the method of Random Forest (RF) for better assessing quality of web documents, and formulates a novel quality evaluation index system including features of organization structure, network access and content. In order to extract the content feature of a document,...

Compared with traditional internal-combustion engine powered UAVs, electric UAVs have no emission of pollutants and low acoustic signal. So they are more suitable for military or civil missions involving intelligence, surveillance, or reconnaissance (ISR). This paper builds two electric propulsion systems...

Combined with the actual situation, this paper presents a program of optimizing substation control panel lighting- using LED bulbs. Using LED lighting not only saves energy, but also save the maintenance or replacement of lighting equipment required manpower costs. At the same time, it is very friendly...

Vegetation is the main indicator for the state and performance of the ecological environment change. In this study, we analyzed the spatio-temporal of vegetation variation in the Jinghe River Basin. MODIS NDVI (MOD13A2) data were adopted to monitor the dynamic changes. ArcGIS and ENVI software were used...

The use of boilers in the tofu processing process is very helpful for Small and Medium Enterprises (SMEs). Heating using a boiler shows a greater increase in efficiency compared to using conventional methods. The use of a vertical boiler is considered less efficient for use in the tofu processing process...

The vertical and torsional vibration basic frequency estimation formula of suspension bridge on “Wind resistant Design Specification for Highway Bridges” is introduced. Finite element model of HUMEN suspension is established. Whole vibration models and frequency are obtained by modal analysis, and it...

The virtual machine in the fine-grained information flow tracking is the basis for realization of transparent cloud platform program level control. The information flow control access to sensitive information in the process, because the authority transfer security level and cannot read or write the non...

Introduces the fundamental changes caused by autopilot to road facilities, transportation services and management methods. Proves the key problem of whether we can build a powerful traffic power in the field of highway traffic is to whether the transformation can be successfully changed from the traditional...

This paper focuses on four aspects: the factors affecting the movement of refugees, the optimal migration path, the allocation of resources and relevant policies to support our refugee model. Firstly, we adopt analytic hierarchy process(AHP) to analyze the factors and got a criterion to measure the refugee...

In the process of fluvial reservoirs development, bottom water coning leads to the problem of increasing water cut and low oil production. There are still significant amount of remaining oil in the upper layers of reservoirs after long-term waterflood. Drilling one or more lateral drainholes near the...

The wire rope is widely used in engineering as a flexure component. It is necessary that the wire rope defect must be detected for certain damage would be inevitable occurred in the using process. In this article, the brief introduction about the state of the wire rope defect in the domestic is given....

The frost-salt resistances of concrete were investigated according to the CDF methodeffects of air void systems introduced by different air entraining agent. The results showed that the frost-salt resistance of concrete increased with the decreasing of spacing factor and increasing of air content. The...

In this paper, we propose a community influence prediction calculation method based link similarity in social networkfrom the perspective of community influence. First, we put forwardpresent thea model of community influence prediction, and then descirribe make formal description for its related models...

Fe3O4 nanoparticles with tunable size and shape were synthesized by high-temperature organic solution method. The size and shape of nanoparticles can be tuned by varying the ratio of surfactant to precursor and refluxing temperature. Large surfactant : precursor ratio resulted in cubic shape, while small...

In this paper, the explicit finite element dynamic software LS-DYNA was utilized to investigate the process of projectile penetrating targets. The finite element model of projectile is simplified as two parts, warhead and balance part. In the finite element model, the threaded connection between warhead...

To contact constraints model of soft finger, replacing paired friction cones by linear paired polyhedral, so as to realize the linearization of contact constraints model. The linear constraints inequalities of grasping forces is derived, and the objective function of the smallest sum of output torque...

The exhaust flue gas cooler in a 300MW oxy-coal fired boiler is taken as an object of study. The simulation model of the cooler was established by the method of lumped parameter. The change rule of the exhaust flue gas cooler parameters and the flue gas thermal physical property parameters were analyzed...

Along with the arrival of twenty-first century, information technology develops very rapidly, and computer technology has gradually penetrated into the modern life, especially the application in college teaching. The lash produced by the network teaching to traditional teaching mode and students’ learning...

Life length of PLA sand barrier shall be influenced under wind-drift sand. This study researches the law of abrasion performance to provide theoretical underpinnings in predicting life length of PLA sand barrier. This study tests the abrasion performance of PLA sand Barrier by applying Martindale Abrasion...

The heater structure plays an important role in the chip-scale atomic clock (CSAC) to achieve the performance of low power consumption, and it is the most effective way to make the structure by depositing the indium tin oxide (ITO) for its heating performance and transparent property. The influence of...

This paper introduces a grab operation test system of a gantry crane and apply this system to compare the working performance of the new hollowed grab bucket with the traditional grab bucket. By using the data acquisition card (DAQ card), the test system collects the data of torque limiter and current...

Slope cropland and terrace are common land use types in Danjiangkou reservoir catchment areas and indoor artificial rainfall simulation methods are employed to study nutrients’ loss law of the two soils under different rainfall intensities, for the layout of soil conservation measures in farmland and...

In this paper, a model to determine optimal investment strategy for foundation is introduced. Firstly, we preprocess the college data and classify, filter and fill the missing data with clustering analysis and regression method. Secondly, based on Back Propagation (BP) Neural Networks, a model of ROI...

Electrolytic codeposition technique was adopted in the deposition of NiFe-SiC coating on the stainless substrate, using nickel alloyed with iron as the binder phase with SiC as dispersed particles. The results indicated that the deposit with SiC nanoparticles was level and compact; the crystal-planes...

To evaluate the improving effects of artificial grassland restoration measures on soil organic carbon (SOC), soil with different depths, 0-5 cm and 5-10 cm, was sampled and three components of SOC, i.e., total organic carbon (TOC) content, water soluble organic carbon (WSOC) content, and hot-water extractable...