Advances in Engineering Research

The International Maritime Organization (IMO) establishes standards for seafarers worldwide, including those from Indonesia, who must comply with the Standards of Training, Certification, and Watchkeeping (STCW) Manila Amendments of 2010. All ship personnel are responsible for operating and maintaining...

Many Bridges in service are faced with safety hazards such as structural damage and reduced bearing capacity, so it is very important to establish a scientific bridge safety evaluation system. The bridge safety evaluation index system is constructed, and the weight of the index is determined by game...

3D Printing Technology, particularly Fused Deposition Modeling (FDM), has experienced rapid development. However, the layer-by-layer stacking process often hinders the dimensional accuracy of the produced objects. This research aims to improve the dimensional accuracy of Spur Gears (ISO - Spur gear 1.75M...

With the goal of achieving near-zero energy consumption of public buildings in cold areas, passive technologies such as high-performance envelope structure and building shading are adopted to minimize the basic demand for building heating and cooling, and active energy saving systems such as high-performance...

Solar power plants are power plants that use solar radiation to convert photon energy from the sun’s light into electrical energy. The installation of solar power plants is very important because the majority of solar panel installations are carried out on the roof. In this paper discussed the installation...

Recognizing emotions plays a vital role in Human-Computer Interaction (HCI), with applications in improving student engagement in education and patient monitoring in healthcare. While traditional systems rely on single-modal inputs, human emotions are inherently multimodal, combining facial expressions...

Molecular docking of the active compounds of ginger (Zingiber officinale) has been successfully carried out. This study aims to examine the potential inhibitor of ginger’s main active compounds in spike proteins on the COVID-19 virus. A total of 4 main active compounds in ginger, namely alpha-Curcumene,...

The demands for the scalable and efficient network at data centers are becoming more and more intense recently. However, there are three problems needed to be solved, i.e., the ever-increasing number of actual or virtual machines demands, effectively managing these different machines and maintaining...

UML, an important tool of OOA, is a standard modeling language which has been widely used by public. It not only can provide a graphic modeling language way to design software, but also be used in the whole system developing lifecycle. Via UML modeling promises higher software development efficiency,...

Digital factory is based on the data of product life cycle, and according to the principle of virtual manufacturing and lean production, taking the advantage of computer simulation technology, virtual reality technology and network technology, to carry out three-dimensional simulation, analysis and optimization...

With the development of computer science and technology, the internet has gradually come into all aspects of society, the popularity of all kinds of social software and the development of network media makes the information transmission speed is greatly increased and creates a network of public opinion...

On the basis of knowledge architecture theories, the author put forward to elaborate the construction of the subject knowledge platform from perspectives of resource construction, systematic framework and service function. By strengthening construction of internet academic resources, expert academic...

for its application and universality, the research of gas-solid two-phase flow becomes popular, and an ultrasonic sensor is used to test gas- solid two -phase flow. By COMSOL software, a radial simulation model is set up to study particle distribution in radial section and their sensitivity. And also,...

A number of issues arose due to the transfer of animal husbandry to the industrial basis. They are associated with high stocking density of animals in a limited space. They are primarily the high energy consumption for creation of optimal microclimate, the increase in the risk of spreading infections...

The principles on jamming the recording device using the mobile communication GSM signals are analyzed. An idea is proposed to interfere the recording device through microwave radiation. The operating principles and defects of the recording device are discussed. The curve describing the variation in...

Groundwater is an important source of drinking water in the coastal areas of Hainan Island. In order to fully understand the condition of groundwater and impact of seawater intrusion, chemical data of logging groundwater in the northeast coast of Hainan Island, which was acquired by continuous sampling...

CTA-based membranes for forward osmosis (FO) were prepared by immersion precipitation. Casting composition and coagulation conditions—solvent/acetone ratio, temperature, evaporation time of coagulation bath—were optimized to obtain membranes with best performance. Membranes were characterized by various...

Face recognition is an attractive article in pattern recognition and artifical intelligence field. From the actual requirements, the DSP hardware structure is introduced, two feature extraction algorithms are used; and then a method is proposed. the method is based on combination Discrete Wavelet Transform...

This paper presented the design of a composite grinding aid for steel slag and granulated blast-furnace slag with glycerol distilled residue as main raw material. Several commonly used grinding aids were investigated and the optimal formulation of the composite grinding aid was obtained with the mass...

Wafer warehouses are the first station in a semiconductor packaging and testing company to store wafers. Howe to effectively manage the warehouses is an important issue. Authors of this article conducted questionnaire survey on the persons at wafer warehouse and further testified, in the constructs of...

the importance of location based service has been addressed frequently in various fields and the interest about core technique of various positioning scheme for indoor has been increased. The positioning scheme based on Wi-Fi is widely used because the infrastructure is already set up in many indoor...

Based on the investigation of the characteristics of the waste rocks of Xinqiao pyrite mine in Tongling, the possibility of AMD was discussed, and the speciation of Cr in the waste rocks was studied by the improved five steps sequential extraction method. The results reveal that the NP is less than the...

Natural ventilation is a technique that utilizes the natural environment. Compared with air conditioning, it can reduce the energy consumption and maintain good air quality at the same time. However, in past research methods, wind environment design was ignored. In this paper, the ventilation system...

When talking about welding joints, an important issue is choosing the proper welding material in order to comply with design requirements, if possible, without undertaking physical tests. The present research focuses on an assisted approach for the selection of the proper welding material for a specific...

For high-speed railways with elevated bridges, the probability of vehicle colliding with piers becomes high. A Ford truck and railway pier system is established to analyze the collision force characteristics by using finite element soft ANSYS LS_DYNA. Four different truck speeds, 60 km/h, 80 km/h, 100...

This paper uses quantitative analysis approach of urban color and the comparative study method, using China Color System National Technical Standards (GB/T15608-1995) and China Building Color Card as a basic tool for recording and analysis of urban color information. This paper researches on landscape...

This paper discusses in detail the reason for the inaccurate result from the present system for wind farm output power prediction. Time series analysis method was applied for improving existing problem in prediction model and treatment method of basic data. Improving self-regressive mathematical model...

The performance of wavelet transform based image compressed sensing coding algorithms severely rely on the level of wavelet transform. To this end, this paper investigated the combination of mutil-level wavelet full sub-band in compressed sensing framework. Firstly, we constructed a full sub-band coefficient...

The article provides analysis of main alternative energy resources and considers some variants for substitution of oil motor fuel with renewable resources. A rational composition of diesel mixed fuel (DMF) is justified for mixtures of plant oils (flax oil, soybean oil, crambe) and petrodiesel in the...

Organic farming is an alternative for environmentally friendly rice cultivation technology. The study aims to know the application level of Standard Operating Procedures (SOP) of organic rice and the different application level of organic rice SOP based on farmers demographic. There were 58 farmers involved...

The selected study area belongs to southwest part of Mizoram constituting north-east India. The whole region is in limelight due to its presence of considerable toxic element contamination in different water sources including neighboring states of Assam, Manipur, Tripura and also Bangladesh. Drinking...

White frangipani (Plumeria alba) is a plan that is widely grown in Indonesia especially in Java and Bali. It has been conducted a research to know the chemical content of the plan leaf. The leaves of plant are extracted with dichloromethane solvent and then separated by using chromatographic techniques...

The aims of this research is to determine the land use changes in Sawit District of Boyolali on 2005-2015 by using satellite imagery and GIS aplications. The research method is used descriptive method, which is provide an overview of land use changes that occured from 2005-2015 in Sawit District using...

The rapid development of medical information leads to the exponential increase of medical data. Medical big data has brought huge pressure to the existing hospital information systems. With the emerging of various kinds of unstructured data, the existing medical information system fails to meet the requirements...

This paper introduces the whole development process of cable-stayed bridge from 1955 to nowadays, and analyzes the characteristics of various cable-stayed bridges, such as Cable-stayed Suspension Bridge System, cooperative system of cable-stayed bridge and continuous beam, combination system of cable-stayed...

This paper presents a wireless sensor network cooperative transmission protocol, analyzes its transmission efficiency and improvement of network throughput, and then obtains the scope of the cooperative transmission protocol. The cooperative transmission protocol is particularly suitable for wireless...

Objective: the effects of ozone concentration on the content of N and P in soybean. Methods: Taking Glycine max (L.)Mer. as an experimental material, the pot experiment was implemented in the open top chamber (OTC). The Three treatments with three replicates for each treatment were deployed: CK(atmospheric...

There are 179 architectural tertiary education institutions in Indonesia, and 17 universities have entered into an agreement with the Indonesian Architects Association professional association to organize architectural professional education programs [1]. Of the 17 tertiary institutions, only five universities...

A practical soft switch bidirectional converter for EV is presented, which can realize the bidirectional flow of energy between the energy storage battery and the motor of the EV. By choosing an appropriate resonant circuit, the soft switch characteristics of the converter in Buck mode and boost mode...

Social media is an alternative environment in practicing language and using language. The use of WhatsApp group nowadays is rapidly increasing, it aims for education. This study to investigate the students’ perceptions on the use of track-changes and WhatsApp groups as media for learning English structure...

Information systems can be a tool for humans to store, process, and organize data. The sophistication of the information system will speed up the data processing process so that the time required by the user will be reduced compared to the manual method. The problem in this study is how to optimize research...

Supercapacitor offers high energy density, stability and can be build using environment-friendly material. To deepen understanding on how supercapacitor material effect its properties, this work study the effect of treatment on every component of supercapacitor. The capacitor is composed by electrodes,...

The Taipa Ferry Port is a commercial port that is very important in connecting Sulawesi Island with Kalimantan Island via waterways. The process of purchasing tickets at the Taipa Ferry Port still uses the manual method by queuing and waiting for a long time at the port counter, because the method is...

In this paper, the actual situation of Jiexi County, the transportation network, market demand, and land resources are investigated and analyzed. The site selection of the fresh vegetable and fruit logistics park in Jiexi County was evaluated by using the precise center of gravity method and the literature...

Passive Optical Network is designed such that it meets the requirements of NG-PON. According to FSAN, the Time and Wave Length Division Multiplexing (TWDM) is chosen as the best solution to implement NG-PON. EDFA amplifier is used in the system to compensate the effects of degraded signal in both the...

A two-lane cellular automaton model is developed to investigate the effects of variable speed limit (VSL) control strategy on alleviating accident induced congestion and improving traffic efficiency. The impact of accident duration on traffic dynamics are analyzed by counting the downstream discharge...

The aim of the work is to study the use of slag aggregate concrete for the construction of monolithic concrete lining of mine workings. In the coal industry the average of 10-15 m of development workings are constructed to extract 1,000 tons of coal. The monolithic concrete is 97-98% of the total material...

The surface electromyography(sEMG) signal emanates when people contract their muscles. The sEMG signal contains plenty of information about muscle activity. Therefore,it can be used in activity recognition, which makes great contribution to medical devices, e.g., protheses or orthoses control systems....

In the process of spray pyrolysis, the pyrolysis temperature, particle residence time in the hot zone and so on impact of the product crystal form. Spray pyrolysis is used to synthesize CeO2 on γ- Al2O3 support. The pyrolysis temperature is at a range of 900~1100 , with a particle residence time in the...

On the basis of i.MX6 and embedded Android operating system, this paper designs and implements a SIP Video Phone System successfully. Design of hardware circuits and secondary development process of application layer are presented. From testing results, the displayed videos are fluent; the system is...

In the essay, that cement concrete mixed with Nano-SiO2 ,the cement concrete mixing with Nano scale fly-ash and the cement concrete mixing with Nano-SiO2 have been tested on preventing the adverse effect of sulfates shows that the cement concrete mixing with Nano-SiO2 improves the performance of the...

A phase field model which contains two phase grain growth in binary alloys was used to study the effect of the same or different initial grain fraction and the different diffusion coefficients on the two-phase grain structure evolution. The results show that the low volume fraction of grain, coarsening...

The separation variable method is one of the general methods to solve the boundary value problem of various types of linear partial differential equations. On the one hand, the vibration equation of the first kind of boundary condition is solved by using the separation variable method. On the other hand,...

In these years, some of the cities' continued urban sprawl and the loss of farmland which is surrounding urban centers causes their development out of balance. It does great harm to a country as well as people's happiness. Smart growth is a theory which comprehensively gives the solution to this problem....

The contribution to Cheddar cheese proteolysis and sensory profile of one potentially nonstarter strain Lactobacillus plantarum was assessed. Lactobacillus plantarum was able to grow in Cheddar cheese, where it maintained high levels during ripening. Overall, adjunct culture of Lactobacillus plantarum...

The six kinds of polyimides(PIs) containing fluorene units were prepared from 9,9 -bis(4-aminophenyl)fluorene(BAF) with various dianhydrides including 2,2 -bis-(3,4-dicarboxyphenyl)hexafluoropropane dianhydride(6FDA), 3,3',4,4'-biphenyltetracarboxylic dianhydride(BPDA), 4,4'-oxydiphthalic anhydride(ODPA),...

LPG pressure regulator is a device which is used to change the phase of LPG from liquid to gas by decreasing the pressure. During the phase change, it is necessary to supply the latent heat of LPG to prevent excessive low temperature. Engine coolant is circulated in the pressure regulator for this purpose....

By DeST simulation software to build a residential construction in Inner Mongolia autonomous region, on the basis of without thermal insulation layer, one by one, change the retaining structure of exterior wall, roof, Windows and window wall ratio, build heat load value when simulating the factors changed,...

The information of coal-bed distribution, rank and gas-bearing nature of Jurassic coals in eastern Junggar basin were analyzed, and the controlling factors of coal-bed methane (CBM) accumulation were pointed out, which were coal rank, coal seam depth, and preservation conditions. The most important factor...

System efficiency of pumping wells is an important indicator of whether the oil well running well. The higher the single well system efficiency, the more balance in whole system, and the less consumption of electricity. The results of test show that the pumping wells average system efficiency of Chaheji...

Mechanical course contains a complex internal structure. If daily teaching adopts traditional process, it is difficult to stimulate the interest of students and students may feel dull. At the same time, the mechanical device has a complex and compact body structure, and it is difficult to grasp the fundamental...

In this paper, the direct time domain vector finite element method was used to forward three-dimensional transient electromagnetic fields excited by loop source. From Maxwell's equations met by time domain electromagnetic field we can directly export the double curl equations met by electric field, and...

The issue on neural network method to solve compressed sensing problem is concerned. Combined with optimization technique, nonsmooth analysis theory, differential inclusion theory, and set-valued analysis method, a classical approximate compressed sensing model with dense noise is transformed into a...

Based on the monitoring data of surface subsidence in 230 mining area of Tangkou Coal Mine, the surface dynamic subsidence characteristic under deep mining subsidence and the maximum subsidence velocity were analyzed. The results showed that: in the deep mining that exceeds 300 meters, the ground surface...

By means of theoretical and empirical analysis, the capital asset pricing model (CAPM) and behavior asset pricing model (BAPM) were evaluated. The time series regression and cross-sectional regression were established with the empirical data from Shenzhen and Shanghai stock markets in the last two years....

Portfolio is one of research focuses in modern finance field. There are some kinds of assets to choose. How should we define the ratio of the portfolio in order to minimum the risk in the level of the established income, or at the established risk makes the benefit maximum. This paper introduces an Improved...

A new 2000V-4A Junction Barrier controlled Schottky (JBS) diodes module has been fabricated using 4H-SiC. The module is composed of two SiC JBS diodes, and it is used for rectifying circuits. By adopting the proper SBD metal ,optimized structures and fabrication process, we succeeded in achieving good...

In this paper, the quantitative structure-activity relationship (QSAR) model of biological toxicity (-lgRBA) for 209 kinds of polybrominated diphenyl ethers (PBDEs) was established from view of substituents descriptors and quantum chemical parameters firstly. Then, they were divided into different groups...

For the sake of implementing effectively detection and rapid exact identification for the chemical agents in sea-battlefield, the automatic detection technique using the neural network(NN) information fusion for the chemical agents, is studied. Firstly, the information fusion treatment model and system...

Conditionally the process of stress-strain development of the medium begins with dislocation in crystals; then it runs with the formation of a zone of rock fracture and ends with the collapse of the massif (fracture under natural conditions). Each stage of the stress-strain development or the change...

Coastal area resources that open access regime cause problem in its utilization, not least in South Bangka Regency. The aim of this research is to formulate alternative policy of coastal resource utilization between local fishermen and migrant fishermen. The method in this research is survey method....

For the cascade five-degree-of-freedom inchworm-imitating bipedal climbing robot body mechanism, multiple kinematic inverse solutions maybe generated due to redundancy in the D-H kinematics modeling process. Therefore, an optimal kinematic inverse solution selection method based on energy consumption...

In this study, a sound and light alarm function optimization scheme was put forward and successful implemented by the application of DCS sound and light alarm function. Using the function optimization scheme, the existing problems in sound and light alarm functions were deeply analyzed and well solved....

An experiment was conducted to study the effect of different concentrations (20, 40, 60, 80, 100mg/kg) of gibberellin (GA3) on antioxidant enzymes of ‘Hongdeng’ sweet cherries. The results showed that POD, CAT and SOD activity decreased during the development of sweet cherry fruit;GA3 concentration of...

Smart driving and eco driving now become an important issue which they integrate environment, comfort, and safety riding. To achieve this condition, it is needed measurements or evaluations on our riding behaviour. One of parameters that describes our riding behaviour is driving cycle. The variable that...

Design building codes are primary book for structural design engineers to calculate flexural strength. In the design building codes, concrete has important parts. Those are rectangular stress block model and compression strain. This paper evaluates flexural strength of the reinforced concrete beams using...

The analysis of farming systems functioning on reclaimed lands shows the need to improve their operation, based on the greening of reclamation activities, primarily within the protection of soil from degradation, its preservation and reproduction of soil fertility. Modernization of procedures for planning...

The article considers conditions for increasing passive safety of vehicles due to the use of temperature calculation in friction pairs of brake units taking into account their active heat dissipation. This temperature calculation allows designers at the design stage of new brake units to determine their...

This paper describes the information about how to administer and manage webMethods Broker. It describes how to create and manage Brokers on a broker server, set up access permissions, and monitor document traffic, and points out that the system administrator who is responsible for configuring and monitoring...

Tight oil is one of the important substitute areas of the oil industry in China. The effective development of tight oil is of great significance for the development of China's economic sustainable and stable. Changji tight oil of Xinjiang oilfield is a typical Chinese blocks of tight oil, it has the...

A numerical simulation method for the flight dynamic response of the elastic aircraft flying through the wind field over complex terrain is developed in this paper. The complex terrain model is established by the spline method based on the contour line of the map. The wind field is then simulated by...

With the application of multi-core processor, the data processing ability has been improved. More and more scholars pay more attention to the processing optimization of the task with the constraint of each other. Marco E.T. Gerards et al. have given the way to choose the optimal clock frequencies that...

According to the trait of Integrated Transportation Hub that it involves amount of stakeholders, dissevering the conflict management process will result in describing conflict inaccurately and keeping the conflict unresolved. Regarding of integrating the quantitative and qualitative approaches, we consider...

In order to fix the defect of large-volume-data transmission and system fault tolerance in the current remote proxy, this paper proposes a wide-area data interaction technology which can be applied to the future power dispatching system by utilizing advanced techniques such as elastic extending, load...

The researches give results on the ecology and phenology of the most basic and common types of blood-sucking midges of the Simuliidae family. This article shows dynamics of the species composition and average seasonal number of blood-sucking subfamily Simuliinae midges in water reservoirs of the Volgograd...

The root of Eurycoma longifolia or locally called as Tongkat Ali contains numerous health benefits, mainly due to the bioactive compounds. The main compound of interest is from the group of quassinoids which is also known as degraded triterpenoids such as eurycomanone, eurycomalactone, longilactone,...

This article describes an experimental study of the effect of using sawdust as a mixture of concrete pipe on water absorption and compressive strength. This research was inspired by the amount of sawdust waste from sawmills that had not been utilized. For this purpose, 18 specimens were made with four...

In a broad sense, social license to operate refers to the ongoing acceptance of a company’s or industry’s standard business practices and operating procedures by its employees, stakeholders, and the general public. In Mongolia’s case, obtaining a social license has become just as relevant as on the international...

Indonesia cultivates mangoes across an average land area of 176,000 hectares, yielding 1.4 million tons annually. Researchers have conducted similar studies to enhance mango orchard management techniques. This study uses OpenCV- based image stitching to assess mango orchard areas and provide accurate...

Weapon security is crucial in military environments. An automatic weapon rack locking system using fingerprint sensors can be an effective solution to prevent unauthorized access. However, in order to implement an automatic locking system an authorizing method using fingerprint is required. In the image...

The continuous growth of population increases the demand for housing and infrastructure, posing challenges in providing sustainable and environmentally friendly construction materials. Limestone, a non-metallic mineral commodity, holds significant potential as a construction material. However, its lithological...

At the level of technical education such as the Computer Network Administration Fast Track Program, the end report of the industry internship is one of the important aspects in evaluating the progress and skills of students. The research aims to implement an optimized management system to facilitate...

Alkali-activated concrete is a new type of environmentally friendly building material. The use of industrial waste marble powder to prepare alkali-activated concrete can reduce energy consumption. This study investigates the fracture properties of waste marble powder-slag-based alkali-activated concrete...

In order to investigate the effects of nitrogen (N), phosphorus (P), and potassium (K) deficiency stress on wheat growth and physiological characteristics, this study used wheat (Xinmai 296) as the experimental material. Four treatments were established: nitrogen-deficient treatment, phosphorus-deficient...

High content of pollutants can be harmful to the biota in salt water and fresh water. There is a change in the level of danger from substances that are not mixed to mixed. This study is important and necessary for the discharge of wastewater. The objective was to obtain a varied range of substances and...

Ships transporting pilots in mid-flight are ships with limited maneuverability, and frequent boarding and unloading of pilots within a short distance will inevitably increase additional risks. This paper takes the secondary pilotage risk assessment of Mirs Bay Liquefied Natural Gas (LNG) carrier as the...

In June 2020, the Indonesian Government announced to implement a new normal policy as a result of the increasing number of new cases of coronavirus disease (COVID-19) every day, but many new cases until August 2021 were still above June 2020. To control the spread of this pandemic, the Government implements...

For fully taking the advantage of independently controllable of torque of Four-wheel Independent Drive Electric Vehicle to enhance its stability, a 2-DOF vehicle reference model is set up based on Vehicle Dynam-ics foundation. On this basis, a variable universe fuzzy control strategy witch chose yaw...

Prionace glauca has high efficiency and long-distance cruising mode, its pectoral fins play an important role in keeping balance and stability. Selecting the pectoral fins as a breakthrough to conduct related research has an important value for the optimization design of autonomous underwater vehicle...

To prevent the numerical instabilities about checkerboards, mesh-dependency and localized eigenmodes in structural topology optimization with frequency constraints , an improved ICM method based on the new sine-type filter-polish function is presented. Moreover, sensitivity filter of difference of the...