Advances in Engineering Research

In order to improve the control system's accuracy and adaptability of the intelligent vehicle, this paper designs the control system of the smart intelligent car. In this paper, a control system of the smart intelligent car is designed, the control system including hardware system and software system....

In other to enhance the assessment ability to modernized weapons, an adaptive weight adjustment algorithm based optimization of weighted-distance similarity is proposed. Adopting Analytic Hierarchy Process and entropy weight method to evaluate the subjective and objective weights of indices, building...

A healthy lifestyle has significantly increased the awareness of consuming organic food. In the midst of many unhealthy fast food choices, Generation Z (Gen Z) is expected to have favorable intention behavior toward organic food consumption. Past studies have not yet voiced this appropriately. Using...

Seasonal energy efficiency of latest split type AC systems which commonly use R-410A, R-32 or R-290 refrigerants has been investigated in this paper. A numerical approach was applied on split AC system which operated at diverse environmental conditions of different regions across Indonesia archipelago....

Concrete is the largest material used by human beings, and it is often easy to cause segregation of concrete in the process of application due to the deterioration of raw materials and human errors, resulting in accidents such as plugging of pumps, exposure of reinforcing bars, and substantial reduction...

We determined the seismic fortification level of electrical equipment in this paper according to the features of seismic failures in substation, provisions about seismic fortification level standard, and decision about optimum seismic fortification for electrical equipment, we also classified the seismic...

Non-toxic, pollution-free loading system of lox is used in new launch vehicles. In the progress of loading or venting lox, the accident detachment of fuel connector will lead to leakage and diffusion of lox. Low temperature and oxygen enrichment caused by lox leakage will bring great damage to workers...

The paper is intended to create a relatively simple and clear post-evaluation system for green campus. From the aspects of planning and ecology, energy and resources, environment and health, operation and management, education and promotion, by use of the analytic hierarchy process, the paper aims to...

The pre settlement audit work of the construction project cost is a key job in the construction engineering, and is also the most basic work in building engineering. The pre settlement audit work of the construction project cost is the key to the cost control of construction engineering. Economic globalization...

Monitoring is an important work to measure the rationality of tunnel design and construction, especially for highway tunnel with small spacing. The design of construction monitoring scheme was analyzed based on a practice of small spacing tunnel engineering. The method to determine the monitoring items,...

Impulse interference is one of the major interferences in power system, and the existed algorithms mainly focus on narrow-band interference when using wireless communication, which have little effect on impulse interference. Aiming at this problem, this paper proposes an impulse interference suppression...

The aluminum silicon alloy production enterprises has a 25000KVA of high purity silicon metal furnace in China, 350-550 process exhaust produced by reaction furnace is directly discharged into the atmosphere now. According to the characteristics of low temperature flue gas, such as flow rate and temperature...

Solar energy holds great significance in the research programs on renewable energy. Recent studies show that with the use of solar energy, we can create a movement of air in the form of artificial wind. This air flow is used to drive one or more wind turbines and produce electrical energy. At this conversion...

Coordinate in undergraduate teaching and the scientific research in our country gained fruitful results, but the quality of higher education still exist many problems, including heavy research light teaching phenomenon is one of the most important problem. The organic integration of teaching and research...

Electromagnetic ultrasonic Lamb wave, with the advantage of quickly detecting the defect, is widely used in nondestructive testing of thin plate. However, it is related to the characteristics of Lamb waves that selecting mode of guided waves and estimating the detecting range. Therefore, this paper studies...

This study was undertaken to determine whether 2-(3,4-dichlorophenoxy)-triethylamine (DCPTA) improve plant growth of Cd-exposed hemp (Cannabis sativa L.) plants. The results showed that exposure of plants to 50 mg Cd kg 1 soil resulted in an increase in the shoot and root biomass, as well as the root/shoot...

In this paper, a study is done on the rubber-tired container gantry hybrid power crane in order to save energy. Because of the series structure is used in crane hybrid system and working statues of the crane change frequently, a “thermostat + power following “control strategy is used in the hybrid power...

In the key areas of safety, the safety requirements of the software are becoming higher and higher. However, there are all kinds of safety testing methods, or the presence of state space explosion, or the test case is huge, and the safety testing efficiency is low. In order to solve this problem, this...

The object of this study was to investigate the chemical compositions of PM2.5 and its correlations with the concentration of volatile organic compounds(VOCs) and meteorological parameters during severe air pollution period in Shijiazhuang, a northern city, China in winter. PM2.5 samples were collected...

A three-dimensional reinforced concrete frame structure under diluted debris flow impact was established using explicit dynamic analysis finite element software LS-DYNA. The dynamic damage distribution and stress redistribution process of the structure under the impact were calculated and analyzed. The...

The large number and scales of earthquake disasters have occurred around the world in the past decade. In order to mitigate damages from earthquake disasters, the intelligent rescue systems with high information technology and robot technology have been expected. With the rapid development of rescue...

DC motors are widely used in various industrial control applications due to their efficiency, long life, and flexible speed regulation. However, their speed control systems often face issues like response delay, instability, and overshoot. Improving the precision, stability, and robustness of these systems...

As an important tool for ocean exploration and development, underwater robotics is more efficient, safer, and more reliable than human labor. In recent years, the development of marine resources has played an important role in various fields. However, the development of underwater robots is limited by...

On the basis of discussing cold junction compensation of thermocouple measurement, an improving solution was provided which was based on the stm32 with the programmable thermocouple transmitter with compensation function. Thermo emf is sent to the MCU of the host computer after A/D conversion, and then...

For achieving the standardized management of safety protective fence of mechanical equipment, regulating the arrangement of fence sizes, and solving the problems of waste materials of site fences and difficulties in trepanning fences, an optimized designing new program for the arrangement and trepanning...

Microwave pyrolysis is a new research method for deeply processing of low-rank coal. On basis of experiments, this paper conducted comparative study on microwave co-pyrolysis products of low-rank coal under circulating gas (CG) and N2 atmosphere, respectively. The composition and content of tar and bluecoke...

The present study evaluated the kinetics and thermodynamic parameters for the thermal inactivation of inulinase. The thermoinactivation behaviours of inulinase under 40, 50, 60 and 70 were observed. Residue activity of inulinase after incubated for a certain time under the tested temperatures, respectively....

We study the thermal transmission of the fluent water whit steady velocity. First we divide the water into lots of little grids in two-dimensional space and study the temperature distribution of the fluent water. To make accurate numerical calculation, we then regard the grid in fluent water as an open...

Based on the structural feature of high speed railway bridge , one space finite element model is established for the construction of the influence factors of the bridge deformation sensitivity analysis . Using adaptive genetic algorithm and neural network technology , taking the deformation of the bridge...

According to proposed research methods of national coordinated development of regional economy, we calculated national coordinated development degree of regional economy in recent year and analyzed the trend and characteristics. The result shows that: the overall level of national coordination development...

In the present work ,according to the present situation that casing pipe are frequently applied in the high temperature environment containing hydrogen sulfide and carbon dioxide, degradation of mechanical properties of casing pipe in the environment with hydrogen sulfide and carbon dioxide is also investigated...

A novel electron donor unit based on phenothiazinehas been designed and constructed. The target compound (2E,2'E)-3,3'-(5,5'-(10-octyl-10H-phenothiazine-3,7-diyl)bis(thiophene-5,2- diyl))bis(2- cyanoacrylic acid) was easily synthesized in high yields with a milder and efficient route via the Knevenagel...

The article presents the results of a 3-year study of the varieties from the world collection of the Federal Research Centre of the All-Russian Institute of Plant Genetic Resources named after N.I. Vavilov (VIR) in order to identify sources of economically valuable traits when using them in breeding...

Discussions on community & multi-function-based aged care in China are mostly converged on and manifested as follows, (1) The "software" level as in policies, models, industry and even management instead of the "hardware" studies as in the living space of the elders where a hierarchy system and well-thought-out...

Quantizaion is the first step in converting the analog signal into digital signal. In the distributed video coding, a 4x4 quantization matrix is used to quantize each coefficient. However, such a scheme is a fixed quantization matrix and can not be adaptively adjusted according to the characteristics...

In this paper, we proposed an effective vulnerability mining system for IEC61850 protocol in the Smart Grid. First of all, we introduce the basic structures and features of IEC61850 protocol. Next, we summarize the possible vulnerabilities of it. Finally a fuzzing tester named IECFuzzer is designed and...

The A1 critical transition temperatures (Hereinafter referred to as A1) of P91 heat resistant steels (Hereinafter referred to as P91) with different alloy elements were simulated by the continuous cooling simulation method of JMat Pro (JMP) software, and the statistical analysis tool of the JMP was used...

In order to analyze the differences between HVDC system and DC system, this paper states the mechanism and function of the main controller in HVDC. Also the impact of each controller and regulator on the system is analyzed. The result shows that there are some key parameters in each controller, which...

The pristine LiNi0.5Co0.2Mn0.3O2 microspheres (P-NCM523) have been synthesized by a solid state method. To improve the lithium storage performances, Li2MoO4 layer has been coated on the surface of P-NCM523 by the facile reaction between lithium residue and H3PO4.12MoO3.24H2O. The Li2MoO4 coating can...

Family summer travel packages designing should consider the demands of different families, such as the number of people, the cost, the time and the other factors. It is important to decide how to choose the scenic spot in order to make the trip to scenic spots as much as possible, as far as possible....

.The electric power transmission network management is changing from decentralized to province-centralized mode to adapt to the development trend of power grid. For the current hierarchical management situation of transmission system, the paper mainly studies the centralized mode. Considering the difficulty...

This paper shows the results of the current distribution analysis in the DC traction network with multi power supply from different sources, the methods of the current distribution determination at the substation spacing for two-way power circuits of the contact network sections are presented

The energy saving and emission reduction of public transportation enterprises is very important. What factors affect these jobs? Through investigating 7 cities of different scale and different places, we can know actual data. By comparing the data of different cities, we can analyze the influence of...

Self and mobile check-in are widely known and implemented in air transportation all over the world. If self and mobile check-in were implemented well, it will give impact on short waiting time and easiness for passengers. This paper analyze how important self and mobile check-in for improving customer...

The building and construction sector is a significant contributor to global energy demand and greenhouse gas emissions, with carbon dioxide emissions accounting for 36% of global total emissions, making it a crucial component of the voluntary carbon reduction market. However, the existing methodologies...

Traditional Balinese architectural ornaments have symbolic, historical, aesthetic, and allegorical meanings that characterize traditional Balinese buildings. Padas stone, a local material from the Petanu River and Wos River in Gianyar Regency, is often used for these ornaments. The development of tourism...

Statistics can be encountered in the life and work of all kinds of digital integration and to analyze its characteristics by certain rules. Such as the business planning, asset evaluation, fixed assets, personnel statistics are using statistics form statistical investigation method achieve the purpose...

Through the deep research on the mathematical model of high efficiency machining movement, the method of developing the simulation system of high efficiency machining machine tools in general software environment is discussed. According to the characteristics of high efficiency machining machine tool,...

Alpha-fetoprotein (AFP) is an oncofetal protein during hepatocellular carcinoma (HCC) development which could promote tumor growth and inhibit active immunity, and it may serve as a target for immunotherapy. To further confirm the immunogenicity of AFP, we constructed a AFP eitope peptide vaccine which...

We have shown that insulin-loaded Poly(lactic acid)-b-Pluronic-b-poly(lactic acid) nanoparticles (PLA-P85-PLA-NPs) had the hypoglycemic effect after oral administration on diabetic mice. In the present work, free insulin (INS) as controls, the influence of some factors such as time, temperature, pH level,...

In order to study the influence of bridge deck pavement and hinge joints on transverse load distribution of void slab bridge, this thesis took actual engineering as background and applied the finite element software ANSYS to establish a finite element analysis model of simply-supported void slab bridge....

Cavitation effect is one of the main mechanisms of ultrasonic descaling. Through the mixture model and the cavitation model in Fluent, the ultrasonic cavitation field in the pipe is simulated. The simulated distributions of pressure field and variation of vapor are analyzed and discussed. This study...

In nature, many organisms produce colorful color. From the colored principle, its color may divide into chemistry color and the physical color generally. Many plants and animals color in nature is not derived from the pigment, but from the interaction of light and surface. To further understand the rules...

The article aims to discuss the quality control methods for the surface hourly temperature observations. A new quality control method (RH-SRT) based on the spatial regression test (SRT) was adopted to identify potential outliers in the surface hourly temperature observations. The proposed method is an...

Rock burst in metal mine has been the main problem which interferes with mining working at depth. And its corresponding formation mechanism is so complicated that the rock burst theory cannot come up with the practical engineering research. So it is necessary to establish the corresponding geological...

Ring radial-axial rolling technology is the best method to produce high quality large seamless ring. The reliable finite element model of large ring radial-axial rolling process is established. Based on the computing result of the FE model, the deformation of large ring radial-axial rolling process is...

Based on multi-database management systems application, we use multi-level data warehouses. This paper proposes an incremental method to update the data set of result and summarizes the two transmission strategies. Verify that the data-driven policy through experimental simulation platform environment...

This paper gives a mathematical model to evaluate a college coach by use of a fuzzy hierarchical evaluation approach. In this approach, an analytic hierarchy process (AHP) is first used to give a proper weight for each influential factor. Then these weights are applied in computing the grade of a coach...

A hardware in loop (HIL) simulation platform for a hydraulic Stewart master-slave system used for curved surface grinding work is developed. The communication between hydraulic Stewart force feedback joystick and the computer is realized by AD/DA card, which was used to improve and evaluate the performance...

Recent developments in the competitive banking industry show that having loyal customers is an important strategy for bank sustainability because it can give a favorable influence on the performance of banks in the long term. Although past studies have indicated the significance of having loyal customers...

This article proposes a dissolved oxygen prediction model for water quality about aquaculture to solve the problems like low accuracy and poor robustness of traditional prediction methods about water quality based on principal component analysis (PCA), fuzzy neural network(FNN), and differential evolution...

CPADM is a new cross platform application development model proposed by the author, It is based on QT Quick technology and be used in the development of all applications. In this paper, the shortcomings of the traditional development model is analyzed to explain the significance of proposing CPADM model...

Stress IntensIty factor can reflects the stabIlIty of cracks. It Is Important to study accurate calculatIon method of stress IntensIty factor. In thIs study, the fInIte element method wIth modelIng usIng ordInary element and sIngular element Is applIed to calculate stress IntensIty factor. It Is shown...

To deal with soldiers who are wearing the bulletproof helmet and bulletproof clothe on the modern battlefield, the design idea of the individual small caliber projectile using arrow shaft warhead damage element is put forward, and three different structures of arrow shaft type damage element are designed....

The propagation of TNT blast wave in the air is simulated by using the LS-DYNA finite element analysis software, to study the influence of boundary condition on the overpressure of blast shock wave. In the simulation, three kinds of blast equivalent are selected, which are 5.12 kg, 51.2 kg and 512kg....

In recent years, with the rapid development of the urban construction and the sharpening of the conflicts on urban land use,it has become the main topic that cities have potentials for sustainable development. People are getting more and more focused on environmental construction,and roof greening is...

The construction of underground engineering will bring risks and potential hazards to the adjacent tunnel engineering. A series of numerical analysis models have been built to analyze the influence of underground engineering construction having on adjacent tunnel structure under different horizontal...

According to structural characteristics and repair process of Urban Mass Transit Train bogies, A method of designing of virtual overhaul Teaching System is put forward combining 3D bogie modeling, virtual scene created and Human-Computer Interaction technology, that is Pro/E as a tool for 3d assembly...

The definition of the concepts of theoretical and operating moisture of building materials is given in the paper. The estimated moisture is determined. To determine operating moisture, the analysis methods are used. The issues with the estimated moisture based on field studies are presented. Methods...

Based on the molecular dynamics simulation, this manuscript is dedicated to the studies of dynamical behavior in the two dimensional Frenkel-Kontorova model with triangular symmetric periodic substrate when a dc drive and a circular ac driven force are applied. The numerical results show that the velocity...

Many academics criticized municipal governments and state-owned enterprises (SOEs) promote land prices to increase. The criticism is based on the assumption that land prices reflect the true information in the land transactions. However, municipal governments and SOEs might be misled by information hidden...

Many researches emphasized the importance of quality control in manufacturing engineering. But there are little researches in the civil engineering field. This paper pointed out that it is possible to apply process control method in construction quality monitoring based on information theory. It is possible...

A facile approach was introduced for the synthesis of hybrid-microspheres (MSs) of melamine formaldehyde resin (MF) and aluminum hydroxide (Al). Wherein, the uniform MF MSs were firstly prepared under acid conditions, and then hybridized with aluminum hydroxide under urea solution presence and decomposition...

Blasting in the mining industry is being transformed, and can no longer be treated as an art or a practice purely dependent upon experiences of individuals. Examples of key drivers that have demanded consistent and more accurate blast results are initiatives to control pit-wall damage to help mine operators...

A real time control strategy based on sensitivity analysis is proposed for voltage regulation in active distribution network with perfect measurement and communication infrastructure. Based on distribution network direct power flow algorithm, a simplified calculation method of voltage sensitivity is...

In this paper, the traveling recorder for mine locomotive is designed, which can store a section of video for further analysis and transfer the real-time image by the wireless communication to the monitoring platform. By the recorder, the personnel in the monitor room could find some hazard situation...

Seedlings of two kiwifruit varieties, ‘Ganmi 6’ and ‘Hayward’, were used as experimental materials to study their tolerance to salt stress by comparing physiological indexes , The results showed that the contents of H2O2, MDA, chlorophyll and soluble protein in leaves of seedlings increased with the...

In view of the special situation that the shield machine cannot be removed from the tunnel when meets the cutter head, and it must be decomposed and disassembled before it can be taken out in blocks, needing to construct the three-dimensional model of the cutter head, and the structural statics finite...

The height of a real wind turbine tower structure is far larger than the length in the plane, so segmented assembly is generally adopted on the spot. However, after assembling a tower, annular ribs for blocking concrete and connecting tubes of a double-layered steel tower in the construction of the tower...

Ferro-coke is an iron-containing novel kind of coke, to clarify its behavior of CO2 gasification under Zn recirculating condition in the blast furnace is very important for its practical application in BF production. In this paper, the weight loss of ferro-coke was determined with a thermogravimetric...

Students and teachers were part of the education system that couldn’t be a part of each other. To engage the student to learn, the teacher needs to motivate them with several online strategies. Here, the teacher has to know the student characteristic, background, and any other supported data that can...

In the petroleum industry, a large quantity of oil-contained wastewater is produced every day. This kind of wastewater normally contains oil droplet from 100 to 1000ppm, which is characterized by tiny oil droplets, dispersion, stable, uneasy to reunite float. The conventional methods such as demulsification...

In view of the formation combat optimal control problem, integrated rally - keep - attack formation control algorithm is put forward to minimize the overall energy. Equations of state have been established while considering the dynamic characteristics of members, the delay of control system, and target...

The article established mathematical models to gain the temperature field of water in a bathtub of different shapes. At the beginning, the basic model including heating and cooling model is established on condition that the bathtub is 1.8 0.7 0.8 cuboid without a person in it. Afterwards, the shape and...

A monolithic Cu-Mn-Ce oxides supported on a ring of silicon carbide (SiC) with molar ratios 1:2:1 were prepared by the sol-gel combustion method without any binder. The catalysts were characterized by scanning electron microscopy (SEM), X-ray diffraction (XRD), and Brunauer-Emmett-Teller method (BET)....

A novel route was developed to construct luminescent lanthanide-based mesoporous materials. Ligand 2-(2-hydroxyethyl)carbamoyl-benzoic acid (L = HCBC) was synthesized by modification of phthalic acid, and then was introduced into a preparing MCM-41 host by the reaction between the hydroxyl group and...

Aliphatic chains and cyanoacetic acid could improve the solubility and the optical and electrical properties of small molecules. Novel D-A type conjugated organic molecules composed of central carbazole units and cyanoacetic acid terminal groups have been designed and constructed. Optical properties,...

In order to obtain the efficient fertilization patterns for maintaining soil fertility, this research adopted the field experiments to investigate the effects of eight different fertilization patterns on the soil microbial biomass carbon and nitrogen (SMBC, SMBN) in the wax gourd- pepper crop rotation...

The construction of the Trans-Sumatra Toll Road is estimated to cost up to IDR 476 trillion. The delay in the construction of the project is considered to be detrimental to state finances worth IDR 3 trillion per year. This figure is compiled from various sources by assuming a total increase of 10–12%...

Cement solidification is one of the most widely used methods of sludge improvement, but the cement production process generates high CO2 emissions, thus a low-carbon curing agent is required. The purpose of this research is to explore the feasibility of sludge solidification by cementitious materials...

The aim of this study was to investigate the effect of EPEG with different molecular weight on the early strength of polycarboxylic acid superplasticizer. Through experimental testing and analysis, it was found that the early strength of polycarboxylic acid superplasticizer could be improved by appropriately...

In view of the security risks in live breaking and joining leads of 10kV cable, a kind of insulation support frame, which could fix cable leads effectively, was designed. Its mechanical strength was checked. Its mechanical behavior and electrical performance could meet the requirements of the regulations....

Surface irrigation under different irrigation techniques is evaluated in this research, based on water applying method, water infiltration depth, and irrigation water use efficiency. For that purpose, field experiments were conducted using cotton grown in silt loam soil at Wuqiao Eco-Agricultural Experimental...

Wireless communication network is a key component of Electric Energy Data Acquire System. With the increasingly complicated communication environment, it is essential to detect the Interference introduced by other systems and provide the priori information for the Subsequent interference suppression....

The effect of ultra-high temperature processing on the quality and flavor of watermelon juice was evaluated. The temperature of 120 and 135 oC was effective to reduce the total flora count to 2 LogCFU/ml and reduce the color variety of the watermelon juice. However, the higher temperature leaded to a...

According to the production process characteristics of transit crude oil depot, the evaluation model for the major energy-using equipment in crude oil depot was established. According to the law for energy conservation and transformation, the energy balance equation for crude oil depot was established....

Aiming at the rapid response and speed ripple of direct torque control of asynchronous motor, a fuzzy neural network algorithm based on stator flux model is proposed to achieve the selecting of switch state under low-speed. By using automatic generation of fuzzy neural network algorithm, real-time adjustment...

Distributary channel is the main type of sand bodies in shallow delta plain. Based on logging geology, sedimentology, sequence stratigraphy and development geology, we systematically analyzed single sand body in the compound distributary channel of shallow delta. Shallow delta plain has well-developed...

Active crude oil water plugging is a kind of water plugging technology without damage to the reservoir selectivity, and can achieve a good water plugging and enhancing oil production of purpose. Aiming at some problems existing in water blocking activity of crude oil research, research and solve some...

The non-probabilistic reliability theory is introduced to assess bridges which are in active service. A model of simply supported girder bridge is built based on this theory. Theoretical method and failure point optimization method based on the finite element software are used respectively for computation...