Advances in Engineering Research

Sweet potato is one of starchy tuber crop with high potential as a source carbohydrate for both food and feed. Developing this crop through breeding program requires clear understandings on correlative relationships among plant characters especially when indirect selection scheme is used. This research...

In general, feature extraction deals with the problem of finding the most informative, distinctive, and reduced set of features and improve the success of data processing. The features should contain information required to distinguish between classes, be insensitive to irrelevant variability in the...

Urban rail transit is the main framework of the urban transportation system. In order to scientifically understand its development rules and do a good job in planning and research, we first analyze the main problems faced by domestic rail transit, then analyze the progress of my country’s rail transit...

Basic Programming teachers invest considerable time and effort in preparing for their lessons, including creating questions, designing flowcharts, and crafting program code based on these questions and logical structures. While it’s essential to maintain the necessary preparation, there is an opportunity...

Mathematics is a science that cannot be separated from science and technology, so mastery of mathematics in the future requires the integration of technology as a form of teaching innovation in order to achieve learning objectives. This study discusses the development of teaching materials in the form...

This study examines how different amounts of styrene–butadiene rubber (SBR) affects the mechanical and thermal properties of natural rubber (NR) composites. NR–SBR blends containing 0, 10, 20, 30, and 50 wt% SBR were prepared with a constant carbon black content (30 phr) and standard curing additives....

During the dry season, several areas in Indonesia experience drought. Communities in some areas have difficulty getting clean water. One solution to overcome this problem is to use a machine that produces water from the air. This machine works by utilizing the evaporator as a component to condense water...

Chattogram, a tropical, coastal, and hilly region in Bangladesh, experiences intense rainfall, emphasizing the need for accurate, near-real-time monitoring in hydro-meteorological studies. Satellite-Based Rainfall Estimation (SRE) models are widely used in hydrological analyses due to their broad spatial...

Knowledge about aircraft engines is not known to everyone. Likewise, students and visitors to the Aerospace Science Technology Education Park (ASTEP) building on the Adisutjipto Institute of Aerospace Technology campus do not yet know and understand about it. This research aims to develop an educational...

Modular multi-level converter (MMC) has become an important technology for high-voltage flexible DC power transmission due to its modularity, scalability, and high-quality voltage quality, and has shown its wide application prospects in a large number of fields. Although research has focused on its harmonic...

Betara’s areca nuts are high quality areca nuts from Betara, Tanjung Jabung Barat, Jambi, Indonesia. Areca contains many nutrients and active compounds such as flavonoids, phenolics, catechin, quercetin, and a small percentage of tannins, beneficial for natural antioxidants. The natural antioxidants...

Recommendation systems are widely used on website platforms such as e-commerce, marketplaces, streaming movies to produce appropriate item recommendations for each user. The traditional memory-based collaborative filtering approach is currently used in recommender systems. This approach relies on users’...

The train formation plan develops the train services and assigns the transportation demands whose optimal solutions are normally difficult to find. In this paper, a new linear programming model for the train formation plan problem is proposed by the use of mixed integer programming methods. In addition,...

Gas diffusion model can provide important analytical data in the detection of toxic gases., and the commonly used gas diffusion model has Gaussian plume model, Gaussian puff model and gas turbulence model. In this paper according to actual atmospheric environment of Sinopec Maoming Branch of ethylene...

The large - span single - layer reticulated shell structure is a structure sensitive to the load distribution. Different distribution of snow load has an effect on the stable bearing capacity of the reticulated shell structure. The unfavorable snow load distribution may cause the stable bearing capacity...

Laser metal deposition process is an additive manufacturing technology that is capable of producing three dimensional components as well as repair of an existing worn out components. Processing parameters play an important role on the resulting properties of the processed materials using the laser metal...

Enclosure is an important equipment to reduce the electromagnetic interference. Rational design can make electronic equipment has a good electromagnetic compatibility. This paper presents the coupling elements of the typical electronic information equipment, then uses the HFSS scripting language (VB...

Abstract. Objective: To observe and evaluate the clinical curative effect of the Imidazole Diazepam combined with Fentanyl secondary spinal canal anesthesia sedation analgesia. Methods: We select August 2013 to October 2013 of our hospital 72 patients randomly divided into the control group and the treatment...

In order to study the cutting force distribution of the workpiece during the process of vertical milling machining, the thermomechanical model of the steady oblique cutting is derived. The measuring system of cutting force is also established, and then the feasibility of theoretical model is verified....

In order to improve the robustness of microphone array beamformer in existing mismatch errors, robust beamforming algorithm based on linear constrained minimum variance and diagonal loading method is proposed. The proposed algorithm incorporates the spatial response variation function into the linear...

According to the set temperature, the parameter self-tuning fuzzy PID control algorithm is used furnace temperature automatic control and fuzzy PID control process to make use of the MATLAB simulation. Simulation results show that compared with conventional PID control, the parameter self-tuning fuzzy...

A chemiluminescence enzyme-linked immunosorbent assay (CLEIA) with enhanced chemiluminescent was developed for the detection of deoxynivalenol (DON) in grain sorghum. Assay conditions, including concentrations of antibody and enzyme conjugate, Na+ (NaCl), organic solvent (methyl alcohol) and pH were...

The range of operating temperature for production line of frozen food is generally from -80 to 20 , which causes difficulties for food production and food hygiene supervision. The research develops an automation production control system controlled by computer. Experiments show that the system can complete...

Clutch system influences the clutch pedal force of an operator in accordance with the characteristics of each part. Hence, the purposes of this study are to establish a mathematical model on the diaphragm spring of clutch cover and to identify the basic characteristics for each mathematical model. Also...

The Flocculation of cohesive fine-grained sediment plays an important role in the geophysical process in estuarine and coastal zones through the complete processes of sediment transport, deposition, re-suspension and consolidation. There have been many experiments studying the temporal evolution of the...

Intelligent Platform Management Interface (IPMI) has been widely used in the out-of-band management functions, IPMI protocol itself has some security issues, and major server manufacturers further develop independent out-of-band management products based on t, but also increased the out-of-band management...

The paper features the analysis of sustainability of Belgorod Region enterprises dealing with production of construction materials and building structures exemplified by five largest and well-known enterprises of this industry: JSC Melstrom, JSC Stroymaterialy, OJSCÿPlant ZhBK-1, OJSC Belgorodasbestotsement...

The composite lightweight aggregate concrete self-insulation block is prepared by pumice, polystyrene particles and other materials. The self-insulation block has dumbbell-shaped hole filled with polystyrene foam. Its preparation and molding process are studied in the test. The self-insulation blocks...

Electro-hydraulic proportional (EHP) control system is widely applied in the engineering field because of the characteristics of its simple structure, high precision, easy to auto control and applied to high-power. This paper describes the principle of fuzzy self-adaptive PID control, and then applies...

This paper presents a test result to find the structural capacity of Hollow-Precast Concrete (HPC) column with Head-Splice Sleeve (HSS) for the connection of bars under horizontal cyclic load. Two Half scaled HPC column specimens were made with the consideration of construction process in site. The difference...

This paper designs a new kind of photonic crystal splitter. This kind of beam splitter is designed on the basis of the radiant photonic crystals. For improvement points beam splitter transmissivity and joined the tetragonal autocollimation photonic crystal structure. By increasing the autocollimation...

The concentration of fluorides in the surface and underground waters of the studied areas of the Azov sea does not exceed the maximum permissible concentrations. In the direction of the Eastern region of the Taganrog Bay ? Central area ? West Bay area ? East Azov Sea, the concentration of fluorides in...

The total amount of cadmium (Cd) in soil reflects the degree of pollution of the soil, but the bioavailability of Cd is mainly reflected by various fractions of it. In the experiment, four floricultural accumulator plants (Helianthus annuus, Cosmos sulphureus, Cosmos bipinnata and Impatiens balsamina)...

An intelligent detection robot that can realize air flight and land accesses is studied in this paper, mechanical structure and control system of the robot is designed. The robot is a new type of detection device, it consists of two parts which are unmanned aerial vehicle and crawler and these two parts...

This paper explains and analyzes the failure characteristics of detonation projectile in storage condition, and demonstrates a mathematical model for the life assessment of detonation projectiles based on the test data which is established. Based on the test data of success-or-failure, the storage reliability...

Explain the development character of energy tower heat pump technology , introduce the working principle of tower of energy of the system and the way of operation and management, analysis and comparison of energy tower and the different methods of cooling towers and other cooling, heating . Comparing...

Background and definition of C2F model were clarified in this paper firstly. The strengths of C2F model applied in clothing e-commence were derived from contrastive analysis, The restraining factors of carrying out clothing e-commence C2F model in the current market environments were also analyzed. Based...

Microstructural changes of 10CrNi3MoV marine steel before and after hot forming were detected by testing devices such as X-ray diffractometer, the formation causes and law of gradually changing surface microstructure of hot-formed material and those of the interior martensite structure were analyzed....

In the process of concrete dam foundation treatment, it is often encountered that the foundation defects are beyond the expected exploration. In order to ensure the quality of the project and the progress of the construction period, the stress field of the mass concrete in the foundation pit under the...

The objective of the research is to analyze the influence of between tank cleaning and cargo loading and discharging activity with safety of the ship Crew on PT Berlin Laju Tanker, Type of research is quantitative research by means of survey, where the data obtained through a questionnaire that will...

The original oil in place suitable for chemical flooding in Shengli oilfield is 1.6 billion ton. Though the resource is abundant, the oil recovery is poor due to rigorous reservoir conditions, including high temperature, high salinity, high divalent-cation content, high oil viscosity and severe heterogeneity....

The fan blade is the key component of the whole engine, using digital modeling software to reverse the structure model of fan blade, and the Finite element analysis, parameter sensitivity research and optimization design of fan blades are carried out by Creo Simulate. The load of the blade under the...

Malang, and Surabaya are two cities in East Java Province, Indonesia with day-population more than 1 million and have experienced daily traffic congestions because of the over usage of private vehicle. This study aim is to find the modal choice model for shifting the passenger from conventional-taxi...

Code River is a river located in the Province of Yogyakarta Special Region (DIY) and one of the rivers that divide the city of Yogyakarta. Three regency areas are crossed by the Code River, namely: Sleman Regency, Yogyakarta City and Bantul Regency. The majority of people living around the river utilize...

Until now, the process of testing human blood groups is still done manually by mixing blood and antisera. Testing is done by observing the agglutination reaction of blood samples. Then the testing process takes a long time, without storing donor data. this is less effective if the blood is tested a lot...

Three species of microalgae were used in this study, namely Nitzschia sp., Porphyridium sp., and Tetraselmis sp., which collected from the Lampung Agency of Maricultures – Ministry of Coastal and Marine Affairs. They were cultured in room temperature with 12:12 day light and given different salinities...

Conversion of bicycles into electric bicycles is currently carried out by many people. in the conversion process, there are still many people who do not understand the working concept and analysis of determining the right speci-fications for the conversion carried out. This paper presents experimental...

Reducing the weight of structures is one of the key factors in maintaining affordable housing costs. The self-weight of a structure, which makes up a significant portion of the total load on a structure, may be decreased by using the appropriate material. Today, a lightweight composite sandwich panel...

This study introduces a novel composite foundation designed to address the safety and convenience issues associated with the construction of traditional transmission tower foundations. The foundation incorporates micro piles and pressure-type anchor rods, connected to the upper tower via steel abutments....

Aluminum-alumina composites are solid thermal energy storage (TES) materials characterized by high strength and hardness. Solar water heating system collectors can apply these composites due to their ability to operate at low temperatures. The addition of copper to aluminum-alumina composites is believed...

To explore the hierarchical relationship and mechanism of the influencing factors of fire resistance resilience in subway stations, based on resilience theory, this study analyzes and identifies the influencing factors of fire resistance resilience from four aspects: technology, organization, society,...

In the context of Internet of Vehicles (IoV) environment, although drivers can timely obtain information that affects their driving behavior through the IoV technology, but manual driving will still be necessary for a long time in the future under the current trend of technological development. Therefore,...

The renewable energy has received quite serious attention worldwide, this is because conventional energy sources are limited. Solar energy is a form of renewable energy that can be converted into electrical energy using photovoltaic modules. The performance of photovoltaic modules is very determining...

This article discusses the utilization of a modular multi-level structure for the construction of an energy-efficient uninterruptible power supply. The benefits and disadvantages of the modular structure are considered. The relevance of this topic is that such a structure makes it possible to significantly...

Foundation is the structure of the lower part of a building that is directly connected to the ground and functions to carry the load of other parts of the building above it. In planning pile foundations, several approaches are used to predict the bearing capacity of the foundation [1]. The approach can...

The microbe-assisted remediation has been recognized as a potentially effective method for the removal and degradation of organic contaminants in soils. A study was conducted to examine the effects of inoculation with Mycobacteria M1 on phytoremediation of polycyclic aromatic hydrocarbons (PAHs) by ryegrass...

The idea of opening, expressing the creation of conditions for cargo traffic mining companies transporting cargo from the bottom to the place of its reception within the boundaries of enterprise or outside it, is the same for cutting, quarry, mine, or mine. However, in open cast mining, the term "opening"...

Current analysis show that Map-Reduce cannot directly support spatial join operations with secondary reduction features efficiently. This paper proposes a Map-Reduce based parallel strategy-- -Map-Combine-Reduce (MCR)---to treat the join aggregation of large-scale spatial data. MCR takes advantage of...

Yanshan iron ore open pit, located next to a river channel where quaternary epipedon large and thick covered on bedrock including seepage passage of highly permeable sandy gravel. As seepage engineering measures are necessary to ensure the production safety, the typical eastern slope section of nearby...

According to the basic control law of HVAC automatic control as well and the fuzzy control theory, it can determine the residential control strategy. Besides, it can simulate the ventilation effect of human breathing, cooking and other different disturbance interference effects by using Simulink simulation...

The lapping quality and meshing performance of spiral bevel gear depend highly on the exact control over the lapping position on tooth surface. In this paper, the non-uniform rational B-spline (NURBS) surface is used to fit the real measured tooth surface. Based on the tooth contact analysis (TCA) for...

In this paper, the moisture sorption isotherms were measured of the profiled polyester (trefoil-shaped) fabric at different temperature and relative humidity, the influence of the temperature, relative humidity were summarized, and three kinds of commonly were used empirical models of moisture sorption...

Based on conventional incremental conductance (Inc-Cond) method, a fuzzy controlled incremental conductance controller is proposed for Z-source PV inverter to realize its maximum power point tracking (MPPT). The principle of Z-source PV inverter is illustrated. Then an improvement of SVPWM for Z-source...

This paper mainly describes the design, fabrication and test of double planar thin film inductor. The thin film inductor has a sandwich structure, which consists of a double-square spiral planar Cu coil between top and bottom Ni magnetic thin films on a glass substrate; it is fabricated by dry and wet...

There are three kinds of main connection modes, including single bus connection, inner bridge connection and enlarged inner bridge connection, in the different stages of the construction of the internal bridge connection circuit for substation, which were equipped with one of the three backup automatic...

Reliable CNC machine tools can make the industrial production efficient and stable. The reliability of CNC system is a hot topic in the field of mechanical engineering. It is very meaningful to make suggestions to improve the reliability of CNC machine tools by collecting and analyzing the operation...

In this paper, different rocks like marble, calcite, basalt, granite and quartz were used to produce the sand of CA mortar. Results showed that the type of sand had notable effects on the mechanical properties of CA mortar. For the calcium carbonate composition rocks like marble and calcite, when use...

Triarylamine compounds as a very good donor was used for dye-sensitized solar cells (DSSCs) has been widely applied. The different bridge and acceptor used will shows different power conversion efficiency. In this work, We synthesized two new dyes (D1 and D2) containing benzothiadiazole structure as...

This paper presents a new structure form of prestressed anchor block with arch-shaped cavity used in spillway pier structures. With the arch-shaped cavity, the problem of excessive tensile stress associated with the rectangular-shaped cavity can be resolved. Five different finite element models with...

Hardware platform of digital signal processing systems based on FPGA is researched and designed in this paper. Processing and data communication with an external SRIO is the main responsible by the DSP, and FPGA is responsible for modulation and demodulation, encoding and decoding, real-time signal processing...

To increase the production of hydrocarbons Russia stepped on the shelf of the Arctic seas. The Arctic, as it is known, is characterized by severe climatic conditions, it can be attributed to the extremely long frosty winter, strong winds, six-month polar nights and ice on the surface of the sea all year...

The existence of fissures is an important factor in expansive soil slope landslide under rainfall conditions. In order to explore the changes characteristic of expansive soil slope seepage field and its stability under rainfall conditions, considering the fissures, the finite element numerical simulation...

Immobilized microorganism technology is one technique of the effective biotechnology for wastewater treatment.It has the advantages of the seed culture of bacteria with high activity and stability the reaction easily controlled low amount of sludge produced and removal the organic matter and substances...

The algorithms for timetabling have been widely studied but there are no perfect solutions for it yet. Through investigating and comparing the existing algorithms, it has been found that these algorithms can be classified into two categories designated as constructed algorithms and modern algorithms,...

The perrhenates of Calcium, Copper and Lead used as oil additive were synthesized via aqua-solution method in this study, and their tribological properties were examined by UMT-2M testing machine. In addition, investigations were performed using XRD, SEM-EDS, DTA/TG to explain the possible mechanism...

This paper reference the development experience of the joint distribution at home and abroad, research on the organization mode of typical cities. It can be divided into the proprietary distribution mode of production and trade enterprises, the professional distribution mode of logistics enterprises,...

With the rapid development of Internet technology, massive images are used on e-commerce sites to show product details. Among those images there are some of contraband, which seriously harm the social harmony, thus it is important to automatically identify them. In this paper, we propose an effective...

Cr(VI) is considered to be a toxic contaminant in water sources because of its risk to human health. In this study, Polypyrrole/rectorite (PPy/REC) clay composites were prepared via in situ polymerization. SEM, FTIR and XRD analysis provided information of the morphology and structure of the PPy/REC...

As for the induction motor with load needs to run in a large area, so speed regulation is an essential part of the current at a higher speed to prevent the voltage and current exceeds the rated value of the normal operation of the motor damage to the need for reasonable distribution, That is, the motor...

Three-phase asynchronous motor simulation model was established based on ANSYS software, the effect factor on the modeling of three-phase asynchronous motor was analyzed in this paper, such as the physical environment to create, geometric model of the stator, rotor geometry model, the asynchronous motor...

The experiment was carried out for the determination of rutin content in Fructus Kochiae by high performance capillary electrophoresis method. The borax solution as buffer solution was chosen, and its concentration was 20 mmol/L at a constant voltage of 20kV and injecting time of 10s. The detection wavelength...

This study is conducted to determine a steroid compound from the dichloromethane extract of matoa’s stem bark (Pometia pinnata) and toxicity assay against Artemia salina Leach. In this reseacrh, extraction was carried out by maceration, separation by chromatography, purification by recrystallization,...

In order to study slopes failure process with water level changing in the geotechnical centrifuge, to detail analyze deformation or collapse of the slopes, in this paper, different characteristics of some water level variation equipments in geotechnical centrifuge have been studied, on the base of these...

Because the static traffic assignment can not perfectly reflect status of traffic congestion in actual case and the model of dynamic traffic assignment may cause a huge computation cost, the article combines features of static traffic assignment and the dynamic one and has Dial' algorithm based multi-time...

A permanent magnet synchronous motor (PMSM) drive control system for drive machine tools includes nonlinearities, uncertainties and external perturbations that should be considered in the design of control laws. A quantification factor self-tuning fuzzy PID controller for drive system is suggested by...

In this paper, the concept of full direct product, restricted direct product, cascade product, wreath product and covering is given. The relation between the products of the lattice-valued tree automata, the covering relation between the lattice-value tree automata, and the covering relation between...

Assessment of environmental activities in the Baikal natural territory is an important direction of nature management rationalization in the region due to the high nature-oriented status of the territory as a World Heritage Site and the uniqueness of its natural, ecological, cultural and historical features....

The development of coffee shops in Makassar took place in 2005, using simple shop houses or modest homes, for decades, this place has become a favorite choice for city residents to carry out their activities every day, the emergence of coffee shops is a phenomenon of human needs to socialize and communicate...

Community Forest are usually called HKm, Hkm has obtained a concession in a protected forest area since 2013. This study aims to determine the condition of Community Forest management by Community Forest farmer groups in protected forests on Ternate Isle. The method used was observation and interviews...

In this paper, an electronic load controller (ELC) that has a function to maintain a constant output voltage of an axial flux permanent magnet (AFPM) is proposed. It consists of three main components namely voltage sensor, microcontroller and switching driver are proposed. When the main load of the AFPM...

Steel slag, a byproduct of steel production, can harm biodiversity and diminish soil fertility when improperly disposed of. However, studies suggest its viability as a pavement material. Given that moisture distress is a major issue in asphalt pavements, this study examines the impact of steel slag on...

More emphasis must be placed on teaching entrepreneurship in technical high schools. Vocational training is intended to help students become successful in the workplace, as well as to help them become more well-rounded individuals. One approach is to teach young people the skills they’ll need to start...

Desertification is recognised as land degradation in arid, semi-arid, and dry subhumid regions, typically resulting from climatic fluctuations and human activities, and essentially translates to a reduction in land productivity. Therefore, dynamic shifts in vegetation cover can be viewed as indicators...

Batteries play a role in storing electrical energy reserves. In level crossing using batteries as a backup power supply. Monitoring for charging the batteries used in level crossing real time to show the incoming voltage and current, so there is often interference, namely the doorstop that failed to...

Urban traffic problems affect urban development and comfort. The development of public transport and the improvement of transport efficiency are the key, but the optimization of bus routes in small and medium-sized cities is overly dependent on experience and lacks scientific basis, which affects the...

This research explores the development and implementation of a customized inclusive digital health platform for marginalized communities in three sub-districts in Bandung, Indonesia, Andir, Cibiru, and Bojongloa Kaler. The methodology used is Design Science Research (DSR), further integrating information...

With the rapid development of construction industry, large and slender structures are increasingly used in the construction of super high-rise buildings. After the welding of large and slender structures is completed, they need to be lifted to the designated height for installation, but ordinary lifting...

Palembang City is one of the largest and most populous cities on the island of Sumatra, Indonesia. The topography of the Palembang City area is mostly lowland, which is one of the causes of frequent flooding, especially when rainfall is high, so the potential for hydrometeorological disasters in the...

Today’s technology is increasingly sophisticated, one example is the development of android-based applications that have had an impact in various fields, one of which is the health sector. Android is an operating system that allows developers to develop their applications that can then be used by a wide...

The principle of transportation is to control private vehicles and make public transportation the mainstay of urban travel with public transportation, namely comfortable, affordable fares and a network connecting all parts of the Greater Jakarta city area. With the high mobility of the population in...