Advances in Engineering Research

One method of synthesizing metal oxide compounds is the molten salt method. This method is an environmentally friendly method because it does not produce waste from residual solvents and uses a lower temperature. In this research, the synthesis of the compound SrBi4Ti3.9Fe0.1O15 was carried out via...

In countries such as Indonesia, sweet potatoes are an important staple crop that plays a key role in global food security. However, sweet potato production faces significant challenges, with leaf diseases posing a major threat to crop yield and overall quality. These diseases, if not detected early,...

Intersections are a part of the road that becomes the center of conflict points from various directions of traffic flow. The Demang Lebar Daun intersection is a meeting of four roads that have different geometric conditions. At the observation location, traffic flow conditions during peak hours cause...

Sustainable Development Goal 6 (SDG6) targets universal access to safe water and sanitation by 2030, defined by 8 targets and 11 indicators. Targets 6.1 and 6.2 specifically address safe drinking water and adequate sanitation, core elements of SDG6. Despite significant progress, Bangladesh faces ongoing...

On the basis of the load-structure model and FEM and taking the secondary lining of the Qingdao-Rongcheng intercity railway tunnel as a research object, the sensitivity analysis of the influencing factors on the secondary lining's internal forces is conducted via the sensitivity coefficient method. The...

The redesign of the exiting products and the value analysis are powerful tools for the enterprises to participate in the market competition. For consumers, they are more willing to purchase satisfying products at low prices, so in the process of product redesign, people will be more likely to buy them...

A membrane deposition and growth model based on fractal theory was developed. This model can dynamically describe the fouling process on the outer surface of membranes. Using this model to change boundary conditions and initial particle production probabilities, the process of membrane deposition and...

In this paper, through research and analysis of mooring system composition, advantages and disadvantages and single point mooring compared to the limitations of multi-point mooring system, etc. Mainly used the finite element model and combining with the method of integral control of the cable equation...

A new family of explicit time integration algorithms with controllable accuracy for structural dynamics are proposed in this paper based on discrete control theory. Firstly, the transfer function of the new algorithms with integration coefficients are obtained by Z transform, then the coefficient expressions...

This paper aims to determine the stresses and strains that can occur in the high density polyethylene pipes when they vertically come under the force of a mechanic squeeze off tool in order to close the natural gas pipelines to conduct under pressure couplings.

The location of distribution centers and routing of relief delivery in the available transportation network are two of the most challenging issues in emergency logistics after disasters. This paper presents a stochastic mixed-integer program model that integrates fuzzy demands, time windows, and damage...

With the continuous evolution of network technology, Software Defined Network (SDN) has become technical trends to solve the existing network problems. SDN is a new architecture of network. It decouples data plane and control plane, and simplifies network management. The same time, its vulnerability...

The effects of torrefaction on the pyrolysis of corn stalk were investigated using a thermogravimetric analyzer (TGA) and a pyrolysis-gas chromatography/mass spectrometry (Py-GC/MS). The results showed that with increasing torrefaction temperature, the volatile matter and oxygen content decreased, while...

The deflection solution of concentrated loads on spherical thin shell has already been widely studied. The solution for a concentrated normal force was first obtained by E.Reissner in 1946 by using the classical theory of shallow shells. This problem was also considered by S.P.Timoshenko(1946), Stanislaw...

In view of the problem that the large-diameter pipeline gets out of the spreader in the hoisting process due to the insufficient spreader strength and rigidity caused by the large hoisting acceleration, a kind of special pipe spreader is designed; 3D software is used to establish the geometric model...

Geological mapping of deep foundation floor is essential to provide permanent data set for geological interpretation. A deep pump house (94 m long x 20 m width x 78 m deep) of Mahatma Gandhi Kalwakurthi Lift Irrigation Scheme-II (MGKLIS-II) wasconstructed at Mahaboobnagar District in TelanganaState for...

The 3D chaotic system, the algorithm is very complex, the operation speed is slower than one dimension mapping, but it has a large key space and high security. The improved DES algorithm proposed in this paper can take into account the security of the algorithm, the operation speed and the realization...

This paper discusses the features and applications of the low voltage circuit breakers and fuses, the correct selection and setting of protection appliance for plant power distribution system are analyzed, effectively avoid of the accident and the loss caused by improper selection and setting of low-voltage...

In this experiment, Sm (NO3) 3•6H2O, hexamethylene tetramine (HMT) and glucose as the main raw material, nanosized Sm2O3 was prepared by hydrothermal method. Sm2O3 samples were characterized by XRD, SEM, FT-IR, TG-DTA and DRS respectively. It found that plus C elements could increase the crystallinity...

The article reviews the simulation of functional dependence of the heat treatment process time of vermiculite concentrates on their size groups (fractions) in power process units with a mechanical base plate, in which the movement of expanded vermiculite is set by vibro-transporting bulk material in...

The selection of high-producing cows into the group of cows carrying bull calves is of great importance for successful breeding as for a single farm, as for the industry in the whole region. Present work analyses the productivity of the cattle herd in Sverdlovsk region. It was established that the percentage...

Based on the principle of financial market prices of infection and linkage, the Markov state transition autoregressive model is used to make a comparative study on the Dalian Commodity Exchange and the Chicago Board of Trade soybean futures price linkage relationship. Research model can be well portrayed...

An introduction to clinical medicine is a professional medical rehabilitation technology specialized core curriculum, is closely related to clinical rehabilitation treatment technology, high skills requirements, more knowledge, to conduct training courses can not meet today's requirements, according...

With the rapid development of information technology, the combination of information technology with digital-related knowledge, and the widespread use of information technology in real life, many real problems need to be solved by building mathematical model, and the probability of solving some problems...

According to the problem that firefly algorithm converges slowly, easily falls into local optimum value and cannot acquire solutions exactly for solving the multimodal function, a self-adaptive firefly algorithm was proposed through analysis and research. In this new algorithm, parameter g and parameter...

An image identification method based on ARMA model is introduced in this paper. Firstly, build the ARMA model for the most common image of a certain kind and then make predictions for the image to be distinguished line by line, and calculate the high order statistics of the residuals at the same time....

The application of biocides in the seawater cooling system and their killing effect in the laboratory is studied in the paper. The research result shows that sodium hypochlorite and benzalkonium bromide have good killing effect, the killing effect of sodium hypochlorite with 4mg/L and benzalkonium bromide...

Rapid and rough economic development in southeastern China has led brownfields come to be big problems. In this study, heavy metal contaminated soil and sludge were used as raw materials for ceramsites making in a simulated calcination system. Different recipes of raw materials for ceramites making were...

In recent years, various novel services appear in Long Term Evolution (LTE) networks to attract many users but cannot satisfy requirements of users with the available network bandwidth. However, most countries have no licensed spectrum available to LTE networks. To resolve this problem and compete Wi-Fi,...

In the current movie box office forecasting research, most of the research is based on the basic features in the movie mining, ignoring the influence of actors in the social media platform on movie box office. This paper proposes to crawl the Sina Weibo and comment data, analyzing the popularity of actors...

Maize is the oldest plant used by man in economic activity. It plays a significant role in the economy of many countries. Despite the accumulated experience in cultivation of this crop, the study of the relationship between temperature and growth function remains relevant today. Five main phases of its...

The number of confirmed COVID -19 cases in Indonesia is increasing rapidly. Therefore forecasting of the number of confirmed cases in the future needs to be predicted, so that the government can prepare to handle this pandemic case. The purpose of this study is to provide information on the estimated...

The improvement of the student learning process in higher education is of course determined by technological developments. semiconductor technology that can be integrated with various systems such as electronics and informatics. In the teaching and learning process, the implementation of conventional...

Road infrastructure is a crucial component of modern transportation systems, and its maintenance is essential to ensure safety and efficiency. To avert road degradation from undermining safety and functionality, it is essential to detect road damage promptly. Pavement distress detection is a time-consuming...

This paper studies the planning method of urban green transportation under the background of green and sustainable development of urban transportation. Firstly, he research background and significance of green transportation are introduced. Secondly, the relevant theories of urban green transportation...

Anatase TiO2-graphene (ATG) nanocomposites were prepared via a facile one-step solvothermal method. The samples were characterized by X-ray diffraction (XRD), Fourier transform infrared (FT-IR) spectroscopy, Raman spectra and transmission electron microscopy (TEM). During the solvothermal reaction, anatase...

Deep learning is a new field in machine learning research, whose motivation is to build neural network simu-lating the human brain to analyze. Stacked autoencoder, which is a style of deep learning structure, is used to solve analog circuit fault diagnosis problem. An experiment is done, whose results...

The traditional MFP (matched field processing, MFP) methods of underwater acoustic target often have poor estimation performance or get inaccurate estimation result on the constrain of spatial sparse observation. Considering the problem, this paper proposed a new high-accuracy MFP estimation algorithm...

Closely spaced parallel runways(CSPRs) is the configuration mode frequently employed in planning and construction of the current airport runway. Simmod simulation software was operated here to construct the computer simulation models for different utilization patterns of runways, and made a well-organized...

In order to solve the security problem of resource sharing in cloud services environment. A new cloud services model NICTM (non-interference cloud services trust model) has proposed. Model formally defines the trusted domain and basic elements of cloud service environment and improves the traditional...

Environment problems have drawing more and more attention in recent years,the ecologic restoration engineering of slope have progressively increased too.As a result, the engineering is needed to be assessed. Now,a lot of methods which macroscopicallyassesse that in all respects are used, but this paper...

In the economic development of port-surrounding regions, there exists a strong correlation among port, city and industry. They depend on each other and influence each other. To study regional economy in port, we must take port-industry-city complex system (PICCS) as the research object. By means of the...

In this paper, travel services rely on a travel service network platform, the system is divided into two parts. Foreground is based on personalized recommendation and divided into hotels, travel blog module, Special, theme planning, business travel, interactive community. The background is mainly to...

Costume design needs to use a number of technical components and each have their own unique effect. Costume design is a market with a wide range of industries, our lives plays an important influence. Costume design is the soul of clothing, the clothing style in the use of technology to nature is also...

The spread of virus is based on some mathematical models. An epidemic model SEIHCR was build up to take the special features of Ebola into consideration. These are treatments from hospital, infectious corpses and intensified contact tracing. This model is developed from the traditional SEIR model. The...

High-speed fillet welding of container corrugated sheet requires high welding quality and welding speed, and visual monitoring technology has been introduced to achieve automatic welding. Aiming at the shortcomings of the photographing and the controlling on oblique stages of the welding seam, the existing...

The welding property of the Aluminized steel is analyzed in this article, TIG welding technology of Aluminized steel is presented on the base of mass experimentations, it proves that this technology can effectively prevent the welding crack and improve the property of the weld joint.

This test explored suitable flocculating settling technological parameter for dredged sediment in Tongji Bridge Reservoir. It referred to sewage treatment plant’s sludge treatment methods, and used PAM, PAC, FeCl3, MgCl2, Na2CO3, Ca(OH)2 and KMnO4 as flocculants to improve water quality. Through single...

Adsorption of Co(II) on synthesized chitosan-g-poly (acrylic acid) hydrogel was investigated, using batch adsorption technique under different experimental conditions of equilibrium pH, concentration of common competing ions, contact time and temperature. The Langmuir adsorption model fitted the experimental...

In order to analyze the productivity influence of mining subsidence area to adjacent coal seam gas wells, the paper studied physical properties and production characteristics of CBM wells in southwest Fanzhuang block. With changes of distance to mining subsidence area, distribution characteristics of...

It puts forward a method of dynamic detection, through studying on the problem of resonance between structure and machine about a large-scale coal screening factory building. The detection result shows that partial flats of this multilayer factory building have reflected a resonance phenomenon between...

The application of FRP in civil engineering has emerged as a popular method of column retrofitting and strengthening. Numerous experimental studies have proven that the confinement with FRP-wrap or tube encasement could enhance the strength, ductility and durability of concrete columns. The variation...

To solve the problems of 3D mode quality inspection ,the automatic extracting software of 3D annotation based on process model is programmed by UG NX8.0 developing platform and C#10.0 developing environment. Achieve the function that drawing the model process information from 3D techology model, provides...

Maximal use of local natural substandard raw materials in the technology of repairing concrete and ferro-concrete structures determines the possibility of obtaining modified repair compositions with improved characteristics based on barkhan sands in order to restore the bearing capacity of products and...

The article is to address the problem of developing a transportation model for agglomeration. The approach to designing this model in urban agglomeration through a combination of several transportation demand models is examined. The estimation method for traffic flow distribution between the cities within...

There are many environmental pollution factors with producing electric energy in thermal power plants. Environmental protection is a prerequisite for the whole production, large quantities of resources should be invested into environmental protection for preventing environmental-pollution accidents....

The sun's shadow positioning technology is a method of determining the video filming location, through the analysis of object's shadow change in the video. After consulting relevant literature, we get the mathematical model for positioning by using the shadow of object, and predict the location in the...

Ubiquity network refers to the ubiquitous, widespread presence of the Internet. With the development of science and technology, the Internet is gradually improving and improving. For decades, the Internet has basically achieved full coverage in the country. Not only that, it is in all areas of the Internet...

The booming city gradually tend to be model and commercialization, the privatization of the construction management results in the interests has been the main body of all the space. After summing up the successful experience of New York in POPS, through the practice and theory summary of China's privately...

Timing error is one of the most important accuracy affected factors of the flying-start-stop liquid flow calibration facilities. However, the traditional timing error calculation model has omitted several quadratic terms so it has some model errors. In this paper, a unified and complete model of timing...

In order to study the influence rule and mechanism of iron ore tailing powder(IOTP) replacing cement in UHPC, the influences of different specific surface area and dosage of IOTP replacing cement on its strength and liquidity were tested. Moreover, the pore structure and hydration products morphology...

China is located in the Northwest Pacific. The monsoon climate is obvious, so the sheltered anchorage has an important effect on the development of water transportation in China. In order to better play the role of protecting the ship in the sheltered anchorage, the probability of collision between the...

The state advocates building a "two-type society", while the education administration vigorously promotes "two-type campus" and provides corresponding policy support. Institutions of higher learning are an important part of society, and the construction of two-type campus in colleges and universities...

Global climate changes which cause increasing the dry season and impact of decreasing in water resources. Water has an important role in agriculture sector especialy to the process of plant growth and water use efficiency while rainfall harvesting will impact of water quality.Fertigation and using autopot...

The rapid development of technology and changes in the industrial era 4.0 is an innovation in monitoring and control over long distances. One example is the Internet of Things. The advantages of IoT are the particular interest to its users, easy installation, and the fact that it can be controlled remotely,...

Poetry and music share deep emotional connections, yet their computational alignment has remained largely unexplored. Existing music–text retrieval methods typically focus on English prompts or largescale audio–caption datasets, leaving low-resource languages and creative genres such as poetry understudied....

Composite materials are engineered combinations of two or more constituents, designed to exhibit superior properties compared to their individual components. Coconut coir, a biodegradable and renewable resource, has emerged as a promising reinforcement material in composites, contributing to waste reduction...

To address unbalanced benefit distribution, ambiguous risk sharing, and insufficient cooperation stability among governments, social capital, and project companies in infrastructure Public-Private Partnership (PPP) projects, this study optimizes multi-party cooperation based on cooperative game theory...

Nowadays, the demand for better efficiency, flexibility and reliability in modern power systems is rising gradually, to prompt the wide application of advanced power electronic technology in transmission and distribution. This dissertation aims to explore how these technologies have developed from conventional...

In the context of the rapid development of intelligent robot interaction technology, traditional remote-control methods have problems such as complex operation and poor interactivity. This study proposes a gesture-controlled Mecanum wheel car design based on the Mediapipe framework. Mediapipe is used...

Compared with common engineering projects, water conservancy projects are often larger in scale, more complex in engineering, and longer in construction period. In the whole life cycle of water conservancy project construction, its operation and maintenance stages occupy most of the lifecycle of a project....

Parabens extracted from five kinds of daily cosmetics by ultrasonic extraction were detected by high performance liquid chromatography. The optimal extraction solvent was dichloromethane. And the extraction time was 15 min. The linear range was from 0.01 to 50.0 mg/L. Parabens were found in 3 kinds of...

The purpose of the work is to increase effi-ciency in the use of dump trucks in open pit mining by improving operational reliability, reducing bounce rates, reducing the length of the vehicle repairing and, as a result, the cost of the final product. The article describes how to improve the reli-ability...

Angular contact ball bearing used in machine tool usually works under high speed and light load condition. Proper preload on bearing can decrease temperature rising and prolong life of bearing. In order to illuminate the effect of preload on thermal and dynamic characteristics of bearing, preload experiment...

With the continuous improvement of computer performance, the volume decreases, the continuous use of simplified network more and more convenient use, now computer technology rapid detection of intrusion has penetrated into almost all areas. Some people say that twenty-first Century is the era of biotechnology,...

In the field of the power supply enterprise, it is urgent to use the mobile workflow to carry out the process management. This paper adopts low coupling and high available workflow design, which design the workflow client through the long connection and SMS with the power mobile operation state manager...

Chatter easily exits during cutting process of damping boring bar. In order to save development cycle of damping boring bar circuit, nonlinear model of damping boring bar is established with help of SIMULINK model of MATLAB. Modular layout of corresponding arithmetic logic unit is designed under modular...

Large amounts of organic solvents and pure water have been consumed in conventional semiconductor cleaning technology. And low dielectric constant (Low-K) material may be destroyed easily during the cleaning process, which will also cause structural collapse of the material. All these shortcomings can...

Tight oil and gas reservoir have a huge reserve all over the world. The shape and distribution of fractures in tight formation are the key contributors to high-efficient exploitation. An effective description of fractures is significant and fundamental for the study of fractures in tight reservoirs....

A finite element model of QTZ5010 tower arm is established by using ANSYS parameter design language (APDL), through static simulation, the stress and strain distribution and its strength and stiffness margin is obtained. With the cross sectional dimensions as the design variables and stress and strain...

On December 18, 2015, Apple's official announced that apple began to cooperate with china Unionpay and launched apple pay in china, Unionpay cardholders can add their UnionPay card to the iphone, apple watch and ipad, and pay by using these intelligent terminal. NFC payments break the traditional mode...

In this paper, capillary zone electrophoresis method was used for the analysis of ceftezole sodium and cefpiramide sodium. 20 mmol/L borax solutio, 16 kV voltage, 254 nm UV detection wavelength was chosen for electrophoretic analysis.

Recently, The study of wind field characteristics and wind induced vibration about large span spatial structures has become the hot spot of the civil engineering. Even a lot achievements have obtained, the most is based on numerical simulation and a few on wind tunnel test, the test results of which...

The task of developing import-substituting technologies for processing and storage of products of goats lactation with relevant equipment should be solved by the following actual reasons: biochemical characteristics as the objects of food nanobiotechnology, the seasonal nature of production of these...

In recent years, there are many companies competing for innovation in the field of wearable smart devices. In this paper, we present a secure password input extension of smart watch that has not been implemented on any other smart watches yet. A SmartWatch extension module is designed and runs on both...

Based on the investigation data on Zn in bottom waters in the bay mouth of Jiaozhou Bay in May, September and October in 1983, were analyzed the contents and distributions of Zn. Results showed that Zn contents in bottom waters in May, September and October in the bay mouth of Jiaozhou Bay in 1983 were...

To study the components and parameters relationship between MMC - STATCOM and traditional STATCOM, the mathematical model of MMC-STATCOM is established. Then, the equivalent expressions for MMC-STATCOM module capacitance and inductance bridge arm are derived, compared with traditional STATCOM. On account...

This paper proposes an effective method for improving the processing quality and speed of Moiré pattern segmentation. The method involves using quantum-behaved particle swarm optimization(QPSO) based on two-dimensional (2D) entropy theory.First, the beat phenomena generated by grating interference, also...

The dual-tutor system is a talent training mode under the Education Reform. Recent years, Institute of Materials Science and Engineering in Shandong Jianzhu University, has began to implement the dual-tutor system to improve comprehensively the quality of students. The cultivation mode about the capacity...

Virtual reality technology (Virtual Reality, referred to as VR) is the latest technology in a appeared in the late nineteen eighties in the computer field, and has become a hot topic in education application. It will play a positive role in improving the students' skills and saving hardware investment...

The nature of ore metallization, energetics of ore-formation and its stimulating motives have always taken one of the central parts in the formation of endogenic fields. It has been indicated that the motive, i.e. the initial stage of field formation (especially of those of large and unique scale), is...

The paper summarizes domestic and foreign researches about route optimization of multimodal transport. On this base, it first analysis the operational modes and influential factors for container sea-rail transport. Next, it puts China and Europe as the endpoints of route and analysis the alternative...

Malignant coal and gas outbursts have occurred frequently, and it will cause a lot of casualties, enormous property losses and adverse social influence. Aiming at the Guizhou Xinhua coal mine 6•11 major coal and gas outburst accident, the main causes of the accidents were analyzed, the lessons learned...

As a public resource, the self-repair room of university library is favored by its comfortable and quiet learning environment and convenient and convenient access to learning resources.However,there is a widespread phenomenon that library seats are occupied.In this paper, a kind of university library's...

The study prospects and reasons the application of wind and solar energy for power supply of industrial facilities. It also analysis current converters of wind and solar energy. The authors provide original designs of a wind-solar generator, axial two-input electrical generator machine, synchronized...

15 Aeolian Dust Samplers (ADS) were fixed to a 50m high steel tower above the ground at Minqin sand-dust source area in north-western China, dust was collected and treated respectively after each sand-dust storm event and end of the month in a year round. The vertical distribution of dust mass monthly...

The development of this lateral CCD is based on the technical specifications for the hanging air trains. This document describes the main technical parameters of the lateral CCD, structure design , key points, and attentions etc., makes the design calculations on the dynamic part---spring, thus deducing...

For better understanding of soot formation and oxidation processes in diesel spray flame, multi-point synchronous thermophoretic soot sampling was taken to obtain more information about soot morphology and size distribution in diesel spray flame. Soot samples were collected by thermophoretic sampling...

Water apple is a local variety from Demak which has been SOP (standard operational procedures) related to water apple cultivation since 2010. The function of the water apple SOP is as a reference for GAP (Good Agriculture Practices) of water apple farming. The purpose of this study was to determine the...

The purpose of this study is to develop self concept in social behavior based Android to boost the immunity of family members as the prevention of Covid-19 spread. The developments are (a) self-concept in physical terms including family, school, and children’s play environment, (b) self-concept in social...