Advances in Engineering Research

W-beam guardrails are the most widely used road safety barriers worldwide. They are used for protecting vehicle occupants on dangerous areas of roadways. The ability of W-beam guardrails to absorb some of the crash energy reduces the risk of injury for vehicle occupants and limits deformation of impacting...

With the continuous development and progress of computer technology, physical education has been greatly affected by computer Guidance systems in physics teaching can improve students 'interest in learning, improve students' attention. It begins with a simple analysis of the computer system operating...

In order to achieve high mobility for country crossing and the ability of climbing vertical obstacles, a new lo-comotion mechanism that combines legs and wheels is proposed, and a prototype mobile robot that adopts the mechanism is introduced, actions for obstacle climbing is designed. Focused on forces...

in recent years, product design concept has extended and expanded continuously. People's attention to low carbon concept improves gradually. In particular, the concept of low carbon and environmental protection starts to fuse in product design so as to improve environmental protection idea of products,...

Objectives: The aim of this study was to investigate the safety and efficacy of propofol sedation with a computer-assisted target-controlled infusionsystem in elderly patients during endoscopic retrograde cholangiopancreateography (ERCP). Methods: Included were 150 consecutive EPCP procedures elderly...

In online educational courses, knowledge point is the basic unit used for the organization and dissemination of information. Mining the association of knowledge points can help to improve the navigation of course learning. However, it is difficult for the existing mining algorithms to balance the performance...

This paper is intended to study the model of bathtub water temperature in time and space. First of all, a differential function model is chosen as the basic model. Based on the differential function model, the new model considers factors of dissipating heat from water surface and the bathtub. Under the...

In this work, a new type of micro-electrolysis technology using combined materials containing fly ash, iron scraps and lanthanon Gd on the treatment of toxic and harmful aniline wastewater was presented. Fly ash was applied instead of activated carbon in the combined materials and single-factor experiment...

Due to new energy resources, including wind energy storage has been well into the grid, power dispatch and distribution of the operation process involves large-scale, multi type, highly complex data, which contains real-time data, planned data, early warning and monitoring data, environmental data. At...

With the constant improvement of Chinese economic development level, there have been constantly increasing researches on artificial intelligence and database field and the application of data mining in each field has been increasingly wide. However, with the increase of information quantity and data...

Aiming at the shortage of traditional phase-locked method in the three-phase unbalanced conditions of power grid, this paper proposed a novel software phase-locked loop control strategy. This paper introduces in detail the working principle and designing method of the digital PLL by comparative experiment....

In seismic exploration, seismic data is always irregular and incomplete which will influence the subsequent processing. Therefore, seismic reconstruction of missing traces is very necessary. The seismic data reconstruction method based on compressive sensing (CS) has been applied widely in recent years....

Public interest on the thermal comfort of subway cabin is increasing, since more than 90% of the complaints from passengers are about the thermal discomfort. Some passengers may feel hot, while the others may feel cold even in the same cabin due to the uneven temperature distribution in the cabin. For...

The adsorption of Cs+ by a novel extractant-impregnated resin (EIR), was studied using batch adsorption experiments. The new EIR was prepared by impregnating 4-tert-butyl-2-( -methylbenzyl) phenol (t-BAMBP) onto AB-8 macroporous resin beads. Thermogravimetric analysis (TG) and the Fourier Transform Infrared...

China made a commitment in Sino-US Joint Statement on Climate Change that its carbon emissions will achieve the peak around 2030, and the percentage of non-fossil energy in primary energy consumption will reach 20% then. This paper aimed to analyze the how the targets could be achieved by the transition...

This paper mainly discussed the system reliability with the new isolated circuit breaker and the traditional equipment in operation process. Firstly, we established the Poisson marked point process model of the outage time and derived their mathematical expectations. And we used the expectations as the...

Modeling method at present based on traditional manual modeling method has bottleneck problems that restrict the development of digital city, mainly for the long cycle, large workload, high cost. Based on the analysis of digital city and 3D GIS, this paper designs a solution based on CityEngine 3D modeling...

Focusing on the disturbance of ocean reverberation in active sonar detection, this article researched the characteristics of vector ocean reverberation when vector hydrophones were the receivers. By experiments and theoretic analyses, scalar and vector ocean reverberation was gained when transmitting...

This examination paper reveals insight into how to animate the part of ancient design components in Egypt and the UAE as a rule to apply green engineering standards. The paper proceeds to calling attention to the natural components and ideas highlighted in compositional outline and how they are implemented...

The article deals with the issues of existing small innovative enterprises (SIE) at higher education institutions - how stratification and separation in one organization interfere in an active assistance in large successful investment projects. A comparative analysis of successful involvement of SIE...

In the fulfillment of public trust, nonprofit organizations are required to provide information on the source of funds obtained and the use of such funds in a financial statement which will ultimately be assessed the financial performance of nonprofit organizations. Nonprofit organizations and contributors...

A new electrodeposition-based method was introduced to prepare SnO2 nanoparticles for use in resistive-type gas sensor. Different from most electrodeposition methods, the product formed in electrolyte rather than on the electrode was collected and used. This product was easier to be coated onto a substrate...

The demand of indoor positioning become more and more urgent with popularity of the smart home, smart medical, etc. In recent years, the research on indoor positioning has achieved some results, especially the method based on Wi-Fi, which is due to Wi-Fi technology is mature, Wi-Fi signal is relatively...

This article presents the results of experimental studies of definition the mechanical characteristics of epoxy resin and hardener without adding nanopowder and with the inclusion of nanopowders. The stability and destruction process of laminated plates made of composite material with different numbers...

Hydroxyapatite (HA) can be used as drug delivery material in cancer treatment by adsorption of cancer drugs such as doxorubicin (DOX) to hydroxyapatite surface. This experiment studied the effect of pH value and DOX/HA ratio on the release rate of doxorubicin from hydroxyapatite in phosphate buffered...

This research uses only surface control points to parameterize the 3D geometry of a muscle body. Extension from surface to interior is achieved using a harmonic interpolation in cross section and in the lateral direction using NURBS. This representation preserves geometric smoothness, and allow muscle...

Research was carried out on the use of activated carbon from bagasse for processing laundry waste. The method used is the adsorption method with a variation of the length of contact between activated carbon and laundry waste. Laundry waste parameters analyzed included MBAS, phosphate, COD, BOD, TSS and...

Food availability and safety are basic of human rights. The students are a risky group to become the unsafe consumers of snacks because of the threat of biological or chemical contamination that is disrupted the health. Sausages and nuggets are the examples of frozen foods that is the children like....

This paper review and prospect the characteristics of active sonar underwater target feature extraction, which is commonly used at home and abroad, and analyzes the main technical difficulties.

This paper contains an explanation of the fertigation management system model to deal with the water crisis and the efficient use of plant nutrients in the case of agricultural industrial land in Lembang, Indonesia. The method developed uses a time-duration method equipped with supervised machine learning....

The Erdenet tailing storage facility (TSF) is one of the largest in the world with a total area of 18.6km2. Over 40 years of history of Erdenet mining, the process tailing has been collected in the tailing dam and now becomes the biggest resource for research. The goal of this research work is to define...

Wibowo et al. proposed the concept of the fractal Fα –absolutely continuous function and the fractal bounded p –variation function of order α where 0 < α < 1 and 1 < p < ∞ on a fractal set F. In this paper, we study the relationship between those two functions. In particular, we represent...

Bangladesh is bejeweled with variant cultural heritage, variant land topography, and energetic inhabitants. It is also confronted by large risks from disastrous events in the form of floods, cyclones, or earthquakes which affect the citizens and economic stability of that area. Causes, categories, signs,...

Due to the complexity of the geometric shape of curved surface arc structure, it is difficult to carry out accurate setting out. Therefore, a visual setting out method for complex curved surface arc structure using BIM and setting out robot is proposed. Using BIM (Building Information Modeling), the...

Urban areas become one of the highest motorcycle users with urban people who tend to be more open to new things such as technological advances and environmental concerns, so they can follow the development process of electric motorcycles well. Things that need to be considered in this design are the...

Transportation is one of the key areas for energy consumption and greenhouse gas emissions (GHG emissions). Road freight transportation is the core part in CO2 emissions but difficult to calculate due to strong liquidity characteristics. Based on the dynamic data of heavy-duty trucks Global Positioning...

Solar panel-based Public Electric Vehicle Charging Stations (SPKLU) are an innovative solution to support the use of operational electric vehicles. With the increasing demand for environmentally friendly vehicles, the development of efficient and sustainable charging infrastructure has become increasingly...

Judaism is the religion which is attaching great importance to laws. Among many laws and statutes, the laws about charity are of great importance. Judaism does not mention too much on dogmas or creeds but pay much attention to daily life practice. Charity plays a great part in the daily life of Jewish...

As an excellent insulating medium, sulfur hexafluoride (SF6) is widely used in electrical equipment, despite its high global warming potential. Besides, a series of hazardous decomposition products can be formed after long-term use of SF6, so it is very important for power companies to recycle SF6 in...

Ni-P, Ni-P-TiO2 and Ni-P-SiC composite coatings on AZ91D magnesium matrix composite were prepared by the electroless composite depositing. The surface morphology of the coatings was observed by scanning electronic microscopy(SEM) and electron probe X-ray microanalyser(EPMA). The corrosion resistance...

Bulk metallic glass Cu29Zr32Ti15Al5Ni19 was successfully prepared in a copper mold with designing idea of high entropy alloys. The compressive strength of glassy Cu29Zr32Ti15Al5Ni19 is 1673.4MPa. Particular attention should be pay to that it shows a plastic deformation high up to 20% during compression....

a pressure regulator is an essential equipment during delivering natural gas to consumers with the help of pipe lines at present, but the potential pressure energy of high-pressure natural gas is not recovered. So a gas expander is employed to replace some regulators to recovery pressure energy during...

The renewable energy generators have the feature that varies as weather changes. The fluctuation of the power output will break the balance of supply and demand among the electric power grid, bringing risk to the whole power system. In March 20, 2015, total solar eclipse caused a sudden drop and then...

This paper is concerned with the disturbance rejection of weighted multiple-model adaptive control (WMMAC), in which the error index of weighting algorithm has been improved to filter out the influence of severe disturbance. Simulation results verified the effectiveness of the proposed scheme.

It is very important to obtain the distribution of passengers awaiting the train, which partly determines the number of passengers in each car and the train dwell time. The aim of this paper is to study and model the dynamic distribution of passengers on metro station platforms prior to a train’s arrival....

Coal is used as the basic energy source in China, however, the exploitation and utilization of coal has a serious environmental impact. Compared to coal and petroleum, the LNG has less storage space, easy transportation and storage, large calorific value, and higher safety performance. Therefore, we...

By exploring statistical process control (SPC) technology in the printing and packaging.

M-ary spread spectrum telemetry is employed to overcome the constraints imposed by spreading factor in data rate. In this paper, M-ary spread spectrum code division multiple access (CDMA) underwater acoustic (UWA) communication is proposed to improve data rate of conventional CDMA, and the data rate...

To investigate the physiological adjustments of textile workers exposed to high temperature environment, 10 workers with years of work experience and 12 students with rarely entering into workshop were chose to a hospital for blood test and nerve conduction velocity measurements. The blood test was to...

Doubly-fed induction generator (DFIG) wind turbine has been widely used in wind energy industry due to its good energy capture performance, fine controllability and simple realization. In this paper, a mathematical model for the operation and control of a DFIG wind turbine was proposed. Battery storage...

The influence of the impact energy on the impact damage of the carbon fiber fabric reinforced epoxy composites laminates was investigated. Impact tests on the carbon/epoxy composite laminates with the size of 600 mm×700 mm were conducted with different the impact energy levels from 5 J to 65 J at the...

Underground construction of tunnels and caverns is an ever challenging project by virtue of the likelihood of encountering uncertain ground conditions. This is true despite all advancement in the field of prediction tools, equipment and instrumentation. One major factor leading to such uncertainties...

With the increasing advancement of industrialization, light steel has been used more and more frequently, hence stability and global stiffness of light steel structure has been received more and more attention. In order to find effective ways for enhancing connection strength and stiffness of light steel...

The magnetic loss characteristics of ultra-thin nanocrystalline magnetic alloy Fe73.4Cu0.6Nb3.5Si13.5B9.0 with 14 m were studied, and compared with conventional nanocrystalline magnetic alloy strip with the thickness of the 26 m. It was found that reducing the thickness of alloy strip could significantly...

The integration of large-scale Variable-Speed Wind Turbine Generators (VSWTGs) will challenge power systems frequency stability due to the lack of inertia response and reserve capacity in their control system, which are important for power system stability and power quality. This paper deduced quantitatively...

Three kinds of salen catalysts, mono-chloromethyl-salen-Mn, tetra-tert-butyl-salen-Mn and mono-chloromethyl-slaen-Co, were synthesized and then immobilized onto ceramic membranes by two steps. First, 3-aminopropyltriethoxysilane (APTES) was grafted on ceramic membranes in order to introduce amino groups...

For hyperspectral remote sensing imagery, the observation of image pixel usually consists of more than one material, causing it to be a “mixed pixel”. In order to analyze the hyperspectral dataset, it is necessary to decompose the mixed pixels into a collection of substances’ spectra and their corresponding...

The lack of aromatic and cyclo-paraffin components in aviation alternative fuels such as hydrotreated biofuels due to different production processes may have influences on fuel performances. This work investigated the effects of aromatic and cyclo-paraffin components on physical properties and spray...

Micro-Macroscopic Coupled Simulation is an important method in the field of microfluidics. Pre-Post processing is an important process of macro and micro coupling simulation method. Nowadays, there is no unified and effective pre-post processing method in Micro-Macroscopic Coupled Simulation. Based on...

This paper presents an overview of the wind-hydrogen coupling system(WHCS), as an effective method of solving wind power accommodation, WHCS has great economic, social and environmental benefits, which has been attached great importance to and promoted widely. The paper introduces the basic structure...

The use of intelligent detection and identification software for traffic signs have been an indispensable part of the advancement of transportation systems and networked cars into an intelligent system. As neural networks become more effective in image recognition and classification testing, they are...

With the large-scale application of solar in power system, traditional transmission planning of merely focusing on construction investment and operation cost could not meet the practical demands. Based on the evaluation index of the line operation efficiency and the distribution of the power flow, a...

Peat is an organic soil which has very low bearing capacity and very high compressibility; its organic content is higher than 75%. Peat is classified into two categories, amorphous granular peat and fibrous peat (fiber content > 20%). Fibrous peat has higher bearing capacity compared to the amorphous...

EonTex Conductive Strangeable sensor is a sensor with e-textile technology where the sensor is in the form of a sheet of fabric. EonTex Conductive Strechtable sensor has a resitive property, where if the sensor is pulled or spun and then returned as before again the EonTex Conductive Strechtable sensor...

The question of providing agricultural land for food is currently experiencing problems and challenges. Threats to the function of agricultural land for non-agriculture potential threaten food security. The formulations of the problem proposed include 1) how is the implementation of policies for sustainable...

The paper deals with the analysis of trace element composition of stevia plant raw material. The stevia plant is able to regulate excess of toxic elements and to selectively accumulate essential elements. The essential element content in the plant raw material does not exceed the acceptable standards...

Issues of managing the commodity turnover of companies in general, and supply, in particular, are currently of concern to many researchers and managers. The article considers the most common approaches to assessing the effectiveness of logistics and supply management by the weighing method. The most...

The content of Chromium in plastic products is (276±6) mg/kg, which is determinated by Inductively Coupled Plasma Mass Spectrometry (ICP-MS) using Microwave digestion. A mathematical model of the uncertainty containing variables such as regression equation, constant volume , weighing weight and so on...

With the continuous development of information technology and computer technology, the development of digital signal processing technology has appeared in people's sight and has been paid more and more attention. Nowadays, it has become an important technical subject. The emergence of DSP makes digital...

With the rapid development of economy and power grid, contradictions continue to increase between overhead transmission lines protection and construction, more and more fault trips occur caused by external damage, monitoring and warning methods for external damage become very important to guarantee the...

Basing on the characteristics of radar signal and the algorithms' applicability and performance of different algorithms, this paper selects scientifically the most suitable option for radar imaging among these four sparse fast Fourier transform (SFFT) algorithms: SFFTv1,SFFTv2, SFFTv3 and PS; Evaluates...

For 3D (three dimensions) photoelectric torque sensor with high Integration, there are two problems. One is the optimization of the layout of multi-measurement units, the other is mismatch of stiffness among the dimensions. According to optimize the layout of multi-measurement units, a scheme is proposed,...

Free vibration analysis of multi-directional functionally graded annular plates is achieved in this paper. Uni-directional and bi-directional exponentially varying material properties through the thickness and along the radial direction of the plate are assumed. A four variable refined plate theory and...

Automation, information, intelligent and digital way will be in all areas of society attention, especially in the field of electrical energy automation control, it is China's economic development plays a decisive role. Electric energy-saving design technology to China's power industry has brought a substantial...

The operation of distribution network will be greatly affected when distributed generation (DG) is accessed to the network. The degree of influence is closely related to the location and capacity of distributed generation. Therefore, it is of great significance to evaluate the consequence of installing...

The volume of saturated vapor and saturated liquid of R134a were calculated by using four cubic equations of state: SRK,PR ,T-L and S-Y . Calculation shows that in the range of ? 50 ? 90 ? ,the T-L equation of state has the highest calculating accuracy, the average deviations of calculation of saturated...

Ecophilosophical model is justified as a methodology for overcoming modern destructive and anthropogenic disturbances in social life and nature. The relevance of the study is associated with the need for solving the problems of preservation and further development of life on Earth, interpreted in the...

One of the causes of low productivity of cocoa due to Conopomorpha cramerella known as cocoa pod borer (CPB) and black pod rot (BPR) caused by Phytophthora palmivora. Biopesticides consisted of Beauveria bassiana and kaolin was introduced to protect the surface of cocoa pods from CPB and BPR. The research...

Indonesia lies above one of the active three tectonic plates on earth, which causes earthquake disasters frequently. In 2018 the island of Lombok was hit by a 7.0 Richter Scale earthquake creating major destruction of buildings. While most of the modern building construction damaged when hit the waves,...

Aircraft safety and security is a major factor in aviation. Therefore, ensure the aircraft maintenance and repairs carried out correctly, effectively, and efficiency needed to support these factors. This study aims to explain the importance of an aircraft mechanic to have critical thinking skills and...

It is known that carbonate reservoirs account for about half of the world’s oil and gas reserves but not many have been put to production. In Central Luconia, Offshore Sarawak, Malaysia for example, there are about 200-250 known carbonate buildups that can account for between 40-70% of the country’s...

Mongolia possesses substantial fluorspar (CaF2) resources, with over 224 licensed deposits covering more than 61,000 hectares. The country holds strong potential to expand its export capacity by producing value-added products such as hydrofluoric acid (HF) and its downstream derivatives. This study explores...

Briquettes are one of the alternative energies in the form of solid fuel consisting of powders of small pieces that are compacted and mixed with adhesive materials so that they become a solid form. This study aims to produce briquettes and look for the effectiveness and influence of the composition comparison...

In this study, our objective was to determine key ecosystem services of Khukhmorit soum that benefit locals both directly and indirectly, and estimate the value. We identified key services based on Millennium Ecosystem Assessment (MA) categories. Ecosystem services are divided into 4 groups: provisioning,...

In recent years, with the application, development and popularization of network technologies such as cloud computing, Internet and Internet of Things (IoT), human society has entered the era of explosive growth of data, and the generation and circulation of massive data have become the norm, and the...

Bandung is a prominent city in Indonesia that encounters substantial challenges related to traffic and transportation, including congestion. Intersections are locations where cars from many directions converge and must halt or alter their course. An effective intersection can enhance traffic flow, mitigate...

This paper proposes a novel method for measuring the linkage between science and technology (S&T) based on the co-citation of patents and academic papers. This method differs significantly from the Science Linkage (SL) index, a science-based index first proposed by Narin. By analyzing the co-citation...

Most people nowadays are suffering from paralytic disorders, which cause an ample of problems including the inability to talk, the inability to engage in physical activity, and the difficulty in expressing basic needs, while they may still use their eyes and frequently move their heads. A person with...

Carbon dioxide conversion is considered a promising solution to the problem of global warming and the need for renewable energy storage. Although it is challenging to develop a process that combines the complete conversion of CO2 to CO in the absence of O2, this paper describes such a solution. In this...

Gas disaster is the serious threat to coal mine safety, the accurate prediction of coal mine methane (CMM) is one effective method avoiding the hazard occurrence. This paper first confirmed the chaotic characteristic of CMM sequence and calculated the delay time and embedding dimension. Combined chaotic...

With the new development of electricity reform, many problems that involving the release of retail side need to be solved, which makes the compliance risk management very crucial. Compliance risk management is a kind of management theory that can proactively identify and manage the compliance risks that...

Orthogonal frequency division multiplexing (OFDM) is a high efficient multi-carrier modulation technique for broadband communication applications with high peak to average power ratio (PAPR). In order to reduce the adverse effects of high PAPR on communication, a novel time shifted non-orthogonal frequency...

As an important infrastructural facility, the energy consumption of the railroad during the built is the main part among the overall process. There have not the criteria to evaluate the contractors on saving energy during building the railroad. A system of saving energy,concluding four main indicators...

Abstract. To observe and investigate the influence of system early rehabilitation and nursing intervention on the recovery of the injury hand function. Methods: We select 32 cases of hand trauma patients after the surgery as observation group from August 2012 to August 2014, and postoperative 2 day of...

Underground parking lot is a component of intelligent buildings, it has correlations with whole building as well as being a relatively dependent space. The safe reliability and stability of the parking lot monitor system is the core of the intelligent system. In this paper, through research and analysis,...

Copper-Indium alloys elements were metallized into 304 Stainless Steel surface by Double Glow Plasma Surface Alloying Technology (Double Glow Technology). Microstructure and Corrosion Resistance of diffusion layer analyzer was analysed by scanning electron microscopy, energy spectrum and electrochemical...

In order to compensate the error of angular-rate integral and improve the precision when it comes to measure the attitude of carrier , a method based on 3-axis gyroscope is proposed. The movement of carrier is viewed as time series based on sampling interval, and two adjacent measurements are relative....

Technological equipment in various industries uses an abrasive effect on the object being processed, and the continuity of the contact of the working organs with it is often disrupted. Sometimes such regime is maintained intentionally, that is, periodic contact of the treated object with the abrasive...

Paddy soil microbial community composition and functional diversity changes after a long-term fertilization were studied by BIOLOG. The results showed that the AWCD value eventually reached after a long-term fertilization was increased at some extent compared with the no fertilization. The diversity...

In this study, the drop tests of eggs had been performed at different heights and different cushion materials, to assess the dynamic behaviour of eggs and to compare the cushioning performance of materials. Expandable polyethylene, expandable polystyrene and triple wall board were chosen as cushioning...