Advances in Engineering Research

The establishment of the human living environment is the soul of interior space environment design, under the background of material worship and mechanical fever, increasingly ecological destruction, population crisis, threat of energy consumption, etc, people call for modern "ecological environment"...

The former coal mining activities caused marginal lands, which generally neglect land. Various activities are needed to rehabilitate the ground, especially technology that is effective and environmentally friendly. Mycorrhizae technology is an alternative strategy that should try and develop to optimize...

Indonesia palm oil plantations have an area 15.08 million hectares in 2021 which provide huge potential of biomass from replanting waste including palm oil trunks. This study aims to determine the characteristics of palm oil trunks and its potential for co-firing fuel with coal in power plant. The palm...

The electrical power system in a structure must be carefully inspected. Building electrical installations must adhere to standardized criteria; PUIL 2011 (SNI 0225:2011) is a reference in the electrical design process for buildings in Indonesia. According to PUIL 2011, the standard tolerance level for...

Integration of renewable energy sources into power systems often poses challenges in system stability, particularly frequency stability. Excessive frequency fluctuations can lead to disruptions in the electrical grid, causing equipment damage and system failures. Therefore, precise control mechanisms...

Background detection has been successful in solving many vision tasks. However, there is a challenging problem that they usually fail to face the situation that object and background are similar. In this paper, we present a novel saliency detection method to address this issue. Firstly, we estimate the...

With fast development and deep appliance of the Internet, problem of mass image data storage stand out, so the problem of low management efficiency, low storage ability and high cost of traditional storage framework has appeared. The appearance of Hadoop provides a new thought. However, Hadoop itself...

Power grid data has become an important asset of the enterprise, but power grid enterprises lack effective technical means to solve the grid data assets life cycle monitoring and management. From the design principle of component, loose coupling and standardization, the power grid data assert management...

the jamming effect evaluation of ISAR is a hot and difficult issue in the field of electronic counter measures (ECM). Traditional evaluate methods are unsuitable to ISAR because of its new system; a new evaluation method of barrage jamming on ISAR is given according to the principle of radar jamming...

The spindle system of precision lathe is one of the main parts of CNC lathe, and also a executive part of the main motion of the machine tool, it directly clamping the work piece and drive it to rotate.And the running accuracy directly relate to assembly accuracy.Through the corresponding assembly process...

In order to determine accurately secondary support time, the adjustment process of surrounding rock stress and strength in the course of supporting is analyzed based on the support principle of soft rock roadway. Based on the rheological model of soft rock roadway and the corresponding relationship between...

Compatibility between POSS and polymer was the key element of effecting whether POSS as nanofillers could improve mechanical properties of polymer. Based on really materials and applied manufacturing process, a new kind of an effective modulus predictive method for POSS reinforced resin matrix composites...

Depression is a common disease that endangers people's health. The etiology of depression is more complex, and the possible reasons include low immunologic function, neuroendocrine functional disorder and astrocyte cell dysfunction. In this paper, we investigate the role of monoamine oxidase inhibitors,...

The incorporation of nano-materials in concrete, its various aspects of the performance have been improved, but also need to further understand the nano-materials to improve the performance of concrete deficiencies. Due to its excellent mechanical properties and durability, nano-concrete is becoming...

In this paper, the effect of the steel fiber volume fraction upon the splitting tensile strength of steel fiber reinforced concrete (SFRC) was studied. The results show that steel fibers can improve splitting tensile strength of concrete. As the steel fiber volume fraction increases, the splitting tensile...

Nowadays, there are some shortcomings of road maintenance decision-making system for pavement maintenance, which only depends on the expert's experience and the improper maintenance time. Therefore, this paper introduces the on-line collaborative decision-making system of pavement maintenance. The system...

The Three Gorges is located in the Daba mountain chain, with rich and hard stones. With the gift of nature, industrious craftsmen of past dynasties had chipped stone crocks rich in the flavor of the times as well as the crock used to store water and grain by their hands with knowledge, inspiration, experience...

The quality of meal-ready-to-eat (MRE) military food was indicated. [Method] Based dyestuff 2-phenyl-3-methyl-6, 6-2 D-amino fluorane and 2, 2-bis (4-hydroxyphenyl) propane color developer thermo-sensitive system, time-temperature integrators (TTI) produced black by thermo-printer and faded gradually...

In this paper, we consider the problem of development of equivalent circuit of non-linear element with the current-voltage characteristic controlled either voltage or current, which can be modeled without any changes of scheme in accordance with design requirements. For solving the problem we use an...

This paper designs a intelligent car horn based on RFID(radio frequency identification and satellite navigation technology) Horn gets automobile accurate geographic position information by satellite navigation chip and realize the communication between the cars by the RF module.When the other car’s whistle...

Compared to onshore wind power, offshore wind power has a relatively short history. The offshore wind potential in China is about 3 times larger than onshore, yet China had not dedicated into offshore wind research and development until recent years. China has the incentive to construct offshore wind...

Table view examination is one of an important means and basic steps the bridge structure, however,It found up less than 0.2 mm small cracks in up to hundreds of meters or tens of kilometers long buildings ,It must be close to the observed.However, the modern bridge structure is diverse, the surrounding...

Broder's Shingling and MinHash are two of the state-of-the-art approaches in detecting near-duplicate documents. But both of these two methods did not take the relative position of elements into consideration. This paper proposes a method which combines Shingling and LCS algorithm called SWLR (Shingling...

To explore the role of MDP to improve analysis of refractory ankylosing spondylitis symptoms of erythrocyte sedimentation rate and CRP. Methods: randomly selected in December 2013~December 2014 in our hospital 60 cases of patients with ankylosing spondylitis,and divided into control and experimental...

This paper presents a novel INS/RADAR integrated navigation algorithm based on Fuzzy Adaptive Kalman Filtering. The method is mainly used in INS/RADAR integrated navigation system to deal with time varied statistic of measurement noise in different working conditions. By monitoring the relation between...

The comprehensive approach including the combination of advanced and new technical solutions with the use of modern technology opportunities providing the real possibility to reduce the vertical shaft construction labour inputs, costs and time.

We give a detailed description of the design of a double 8-digit digitalization encrypted loek in the second part ofthe thesis The curl consists ofthree parts:keyboard interface module, control module and aisplay module The keyboard interface module includes the liming circuit,signal scan and read circuit,tremble...

The system of urban water supply network is an important part of the lifeline engineering. In the earthquake, the water supply network suffers devastating damage, and that will cause serious casualties and national economic losses. Moreover, China's water supply systems mostly are not formal seismic...

We derive the general analytic expression of the effective detuning of the linearly polarized light field from the -configuration three-level atomic mode. The detuning amending term resulting from the three-level atomic mode is not related with the type of light field, which is determined by the two...

Surge is a frequent problem in large axial flow adjustable suction fan. Cause of surge as well as hazard to unit and production was introduced. Pointed out that thermal power after the denitration system transformation, due to changes in the resistance of air and gas systems, so that the whole system...

A high level of non-compliance relating to taking of medication can lead to compromised health benefits and wasted money. Improving patient compliance has the potential for improving issues related to Cardiovascular Disorder (CVD) and many other diseases. This paper developed a prototype system for monitoring...

With the deepening of research, microporous coordination polymers, as a new type of molecule based materials, show potential application prospect. They have pore structure diversifications, high specific surface areas, unsaturated coordination sites and coordination mode diversifications, and their performance...

Engine isolate mounts such as laminated high damping elastomeric bearings, commonly used in automotive and aerospace applications, provide a simple means of isolating the structure of car/aircraft from the engine motions. The key properties of the elastomer are dynamic modulus and damping. The effect...

Gas Turbine engine is the world's most advanced large equipment, at the same time maintain a very high price. It is the final front of the protection, thus it is very important. JingNenggaoan gas heating pant use Seimens SGT5-4000F gas turbine. As a typical model of Level F gas turbine, continued with...

Two denim wastewater treatment processes are investigated for their efficiencies to remove the surfactant, nonylphenol ethoxylates (NPEOs). It is found that the acrid environment of the simulated denim wastewater shows no influence on the removal of NPEOs. After treatment through hydrolysis anaerobic...

To enhance the effectiveness of on-the-job training, we discuss the advantages of PPT courseware combined with narration and inserted textbook file at the preparation stage, teaching stage, review stage, study based on actual work demands and subsequent improvement stage, as well as its advantages in...

In order to explore the effect of the particle size distribution of fly ash on the pore structure of low-temperature concrete, the fly ash was prepared with different particle size distribution. Under low temperature condition, the porosity and pore size distribution of fly ash blended cement mortar...

Climate change and its adverse effects caused a large number of migrants, had been become the 21st century challenges for human society. Under climate changing, human has implemented macro and micro climate engineering in response to deteriorating natural living conditions, and a number of growth-promoting...

The research statistics show that about 60%-70% traffic accidents are caused by vehicle collisions. And lane change as the most common behavior when driving a vehicle is also the main reason for vehicle collisions. This paper based on the theories of video image processing technology, adopts the improved...

Based on the structured light technology, a new study method and system of concentricity measurement of marine propulsion shafting is researched in this paper. The system is consisted of the image information acquisition, the structured light calibration and three-dimensional 3D scanning point cloud...

Accurate voltage stability analysis and online monitoring are essential to ensure a secure operation of the power system. To this end, researchers have proposed a variety of voltage stability indicators and analysis methods, of which, the voltage stability analysis method based on Thévenin equivalent...

Tin mining will leave industrial waste in the form of tin tailings. Physically, the main content of tin tailing is sand that can hardly be utilized for agricultural purposes. Tailings contain only a small amount of nutrients and may contain toxic compounds. In this article we developed a method of purifying...

Research of grid contact is a hot topics of electrical power system. Serious aging of grid contacts will bring accidents or even fire. At present, the main research method of contact aging is grey model. It has the characteristics of convenient calculation and high prediction accuracy. However, the locality...

Servo motor is one of the high value-added mechanical and electrical products, The servomotor disassembled from the waste equipment can be reused after the performance index is verified. But there is always a doubt about its reliability in the process of reuse. Based on the Bayes reliability theory,...

In order to accomplish task, map building is the key technology in mobile robotic control in unknown environment. In this paper, a mathematical model of map integration is established to solve multi-robot topological map integration problem. A new method which was a combination of the classical ICP (Iterative...

The goaf under the transmission line is prone to natural disasters such as surface subsidence and uneven surface subsidence, which poses a great threat to the surface power facilities. The effective exploration and evaluation of goaf can greatly reduce the probability of occurrence of accidents. The...

Women's empowerment programs for poverty alleviation have been carried out by government, but the results are still nonptimal yet. The problem of poverty becomes more complicated, because in fact women's poverty is not only caused by limited access to economic resources, but also because of their own...

The paper considers the methodology of determining the public transport demand using the data from the non-cash fare collection system. The passenger's trip from the origin stop to the destination stop is determined by analyzing the sequence of payment transactions, which were recorded and stored by...

This paper considers issues in approximation of capillary curves under conditions of producing reservoirs of Western Siberia. Brooks-Corey model was selected as the main function for the approximation. For each experimental capillary measurements curve, values of parameters characterizing steepness and...

In this paper, we concerned with the stability control of solutions for a class of quasi-linear wave equations with weak attenuation. We use a so-called energy perturbation method to establish weak controllability of solutions in terms of energy norm for a class of nonlinear functions. We show the weak...

In the present study, an axis-symmetric electro-thermo-mechanical model has been developed to analyze a deformation process by continuous resistance heating. The influences of the contact resistance, the current intensity and the die geometry on the temperature distribution were investigated, and the...

The rapid development of UHVDC power transmission makes the proportion of external power accepted by provinces increase significantly. This paper aims at analyzing the relevancy of UHVDC power transmission and provincial power source construction from two aspects of reliability and environmental protection,...

Dopamine receptors (DAR) involved in the regulation of many important functions in the brain as the targets of neurotransmitter dopamine(DA), especially in the aspects of motor control, learning and memory, cognition and drug addiction. But there are still a lot of controversies in the regulation of...

The integral mean value theorem is an important theorem in higher mathematics. In this paper, we give extensions of integral mean value theorem. Based on this, the examples of limitations calculations, estimation and integral inequation proof are given in the paper to provide some references for the...

Due to interaction of upstream runoff and open seas tidal current, the direction and velocity of water flow in tidal reach is variable. Plus non-periodic surge resulting from such factors as large rise and fall of the river bed and meteorological factors, water flow moves more complexly, so it is a section...

With the continuous development of the economy, the development of our country's science and technology has entered a new phase. Subsequently, the power ultrasound technology has been optimized, among which the vibrating system has played an important role, mainly including the ultrasonic transducer,...

After fully occupied with working and other potentially stressful activities during the weekdays, people need to release the burden in themselves. Therefore, hypothetically the type of activities, time to conduct the activities, duration of the activities and the mode of vehicle used to reach the place...

Adopting the idea of mathematical modelling, this paper studies four problems of open-end fund investment. For problem one and problem two, (0-1) programming model was used to find the maximum profit under certain investment fund conditions. For problem three, after increasing the factors of investment...

Now pesticide spray is an effective means to ensure and eliminate crop pests and diseases increased yield, but also impact on the ecological environment, food security, and so prediction of the amount of application of pesticide is an important topic in the current research. Therefore, this paper puts...

The adsorption and binding mechanisms of chloride ion in sea sand mortars were investigated through measuring the water-soluble chloride ion content in this paper. In addition,the microstructure of Friedel's salt were characterized by three approaches : X-ray diffraction (XRD), thermal analysis method...

In this paper, the data of soil erosion from Mangya, Lenghu, Xiaowouhuo, Golmud, Ulan and Da six Dan Chai ecological monitoring stations monitoring data ranged from 2005 to 2015, and MODIS and GIMMS remote sensing monitoring NDVI values from 1985 to 2015. This thesis researched characteristics of the...

This paper based on the monthly precipitation data of 9 surface meteorological stations in the Hengyang basin for 53 years (1960 to 2012), by using the methods of Morlet wavelet transform and Mexican hat wavelet analysis, the multi-time scales of precipitation of the Hengyang basin has analyzed. The...

This paper presents a color image segmentation method using modified GrabCut. GrabCut is considered as one of semi-automatic image segmentation techniques, since it needs user interaction to initialize segmentation process. To eliminate this inconvenience, this paper propose using Expectation Maximization...

Analyzes the ground adjustment ability in thermal equilibrium of the GSHP system during intermittent operation of 1:1 and 1:2 in summer through experiments. The result shows that the intermittent operation of 1:2 can maintain good heat transfer efficiency and better achieve restoration of the soil temperature...

Underwater acoustic sensor networks (UWASN) is an important tool of human to monitor the ocean. However, the existing routing has problem of low packet delivery, the long time end to end delay and the redundant packets. A new routing IGDAR is proposed in this article. The IGDAR select candidate node...

The reliability issue of the FinFET is studied in details in this paper by the forward gated-diode R-G current method. Extraction of the stress induced interface states and oxide traps of FinFET is performed from a series of the R-G current measurement and developed physics expression. As the result,...

Bioflocculant is a kind of natural polymer flocculant having a broad application prospect. Because it is non-toxic, biodegradable, no secondary pollution, etc, more and more attention is paid to its unique properties. The sorts of microbial flocculants are introduced briefly, and it also introduces the...

The sewage diffusion is an environmental material for marine environmental protecting. It plays an important role in port engineering now. Its effect under deep water was carried out between different diffuser design parameters based on the hydraulic model test, and sewage marine disposal project in...

Several key factors such as water binder ratio, dosage of water reducing agent, sand cement ratio and volume fraction of steel fiber affecting preparation and properties of reactive powder concrete are analyzed. The test results show that water binder ratio is one of the most important factors affecting...

The rising behavior of single bubble is investigated in 0.134 Eo 8.588; 0.82 We 4.83 and 0.5 Ta 3.6 by means of CLSVOF method and CSF model. The new empirical relations are obtained by comparing experimental data, simulated data and the empirical relations of scholars. The three formulas can describe...

In the subway tunnel engineering, using different methods of tunnel excavation, the different influence on the stability of surrounding rock above class IV. Therefore, this paper is based on the specific engineering example. A subway tunnel in Dalian using FLAC3D software respectively adopts the CRD...

A linear equations related to the position errors of the contact point on the tooth surface and the mounting errors was derived from calculating total differential of equations of meshing. The sensitivity of gears mounting errors to contact point position errors was studied by means of the singularity...

Modern housing is not only a concept to satisfy the demands of “residence”. Human beings have started to expand and extend toward the essence of living. As a way of emotional sustenance and expression for modern people, soft decoration has been gaining its popularity in the industry of soft decoration...

A transmission method of magnetorheological(MR) fluid in disc type driven by shape memory alloy (SMA) spring with the thermal effect was proposed. The torque changed at difference temperatures. Based on the thermal effect of SMA, the expression for displacement of SMA spring was established and the rheological...

Based on the wind farm operating data of acquisition and analysis in real-time, analyzing the regional relativity and output volatility of wind power situation. Through the cooperation of the regional relativity and output volatility, we can know the relationship of the regional relativity and output...

Purpose Observed and analyzed the curative effect of Shenqi two thistles Er Zhi decoction in the treatment of IgA nephropathy of qi-yin deficiency. Method Used 80 cases of IgA nephrosis patients treated in our hospital from January 2012 to January 2014 as the research object, divided into two groups,...

Although motor synchronization control system has already met high precision and high synchronization control based on virtual main spindle and relative coupling, it’s time-consuming to set parameter when most popular algorithm PID is applied in speed compensators to control relative coupling. To solve...

Network intrusion detection has been intensively investigated in recent years. In this paper, we propose an adaptive method based on ant colony clustering to discover unknown attacks. The focus of the method is the clustering process of an ant colony movement. The structure of the intrusion detection...

At present, the functions of outdoor fitness facilities are single, and the modeling is stiff and bulky, so the user experience is very boring. The interaction design can not only enhance interaction between fitness facilities and persons, which add lively and interesting experience to users, but also...

The S-CO2 Brayton cycle is widely used in any fields now. It mainly consists of four components: compressor, condenser, evaporator and Turbine. The exergy destruction and irreversibility analysis about this kind of system was presented, which is applied in the marine engine heat recovery system. The...

Friction Stir Welding (FSW) is an environment friendly solid-state joining technology that uses a rotating tool to generate frictional heat and plastic deformation with mixing of the soft material by the pin along the welding line. The advantages are low distortion, lack of traditional defects commonly...

Generator set and its control system are the most important dynamic components in power system. It has a vital effect on the safety and stability of power system. In order to ensure the safe and stable operation of power system, we must strengthen the monitoring of power generation units and control...

Eigen-beam beamforming technology is a kind of theory to achieve the demanding beam pattern using the linear combination of soundfield decomposition based on plane wave decomposition theory. The eigen-beam beamforming technology is analyzed and the array optimization is reformulated as the beamforming...

As one of the alternative fuels for petroleum, biofuels are an important part of biomass and play an important role in ensuring energy security, coping with climate change and building ecological civilization. This paper selects the Web of Science Core Collection database as the data source, uses the...

The widespread use of chitosan waste shrimp extract to reduce the toxicity of certain heavy metals can reduce the escalation of the potential threat of environmental pollution. First) shrimp shell processing is intensively done so it is not wasted freely into the environment, second) toxicity of heavy...

In the context of big data, machine learning plays an important role in many fields. With the increasing scale of power system and capacity of power grid, it becomes more and more complicated to accurately evaluate the transient stability of power system. In this paper, a power system transient stability...

Both the construction of ecological civilization and the project management are widely concerned by people. This paper’s purpose is to analyze the relationship between project management and ecological civilization construction, and research how to strengthen the construction of ecological technology...

In order to solve the problem of low efficiency in dealing with large numbers of queries in Hive, we propose a multi-queries region clustering (mqrc) method to improve the overall performance of Hive. By clustering the query set, we divide the query with high similarity into a set. Each group generates...

Choose soybean oil as raw material, through transesterification, epoxidation reaction, synthesized a new epoxy plasticizer - epoxy low calorie oils(ELCO), which molecular weight is somewhere in between ESO and EFAME, so it should be an excellent plasticizer product. Through the testing of some performance...

The traditional vehicle navigation path recognition model based on PID realizes the intelligent vehicle path control based on precise mathematical model, which has low robustness and poor intelligent control performance at high speed. Therefore, the design of intelligent vehicle navigation path recognition...

Based on the economic reasons, the agrarians refused to apply organic fertilizers on arable land. Nowadays, to obtain high yields of agricultural crops, agrochemicals have been actively used, which led to organic matter shortage entering the soil. Straw, as a by-product, is usually removed from fields,...

The article deals with the problem of the content of toxic elements: cadmium (Cd), lead (Pb) and arsenic (As) in artesian wells of Chervlennaya (Shelkovskiy district), Naurskaya (Naurskiy district), Petropavlovsk (Grozny district) of the Chechen Republic and their impact on the health of the population....

Emoticon is the visualization symbols as the representation of emotion and usage in social media cell-phone for communication. This article aims to develop the new design of traffic signs by modification emoticon symbol. The traffic signs symbolizing the distracted driver behavior because influenced...

In order to improve the link throughput of OFDM system in aviation broadband satellite, it is possible to combine the AMC to complete the modulation and coding of the signal. This paper established an AMC link model, including the movement model of aviation satellite, wave beam model of AMC, the way...

With the vigorous development of power transmission project, the security and stability of power transmission lines appear to be more important than ever before. As one of the most significant devices in power transmission lines, the security guarantee of power cables is of great importance. Therefore,...

The Second Type Reservoir; Fracturing Timing; Selection of Wells and Layer. Abstract. The length, number of layers, plane and longitudinal heterogeneity of injection wells of the second class reservoir are serious. The fractures are used to relieve the contradiction between the plane and the strata,...

We present a deterministic algorithm in time on input a dual HKZ-basis of a lattice of rank n to nd a point whose distance from at least , where is an integer, , is the input size, and is covering radius of . This provides a method to approximately nd a deep hole. Furthermore, we study the relation between...

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

Foam Glass-ceramics were prepared by one step method, the blast furnace slag and waste glass were used as main raw materials,Na2B4O7·5H2O was added as flux .the Effects of Na2B4O7·5H2O on the pore size distribution, the bulk density and compressive strength of foam glass-ceramics were studied. Experimental...

Localized binary model (LBP) is an efficient local feature description operator. As a nonparametric description operator, it has received more and more attention and has achieved great success in the field of face recognition. In this paper, we introduce only the first-order non-directional feature of...