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Open AccessArticle
10 Pages, 1,073 KB Download PDF

Simulated IoT Based Sustainable Power System for Smart Agriculture Environments

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 1030–1039, 2021; DOI: 10.25046/aj0601114
Abstract:

In vital energy applications especially the agricultural environments, the service of adaptive power utilization plays an essential role in facilitating the usage of Internet of Things systems. Such environments are distinguished by the large range of lands where most of the region lacks the commercial power lines. Reaching some high or deep sensing points is…

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(This article belongs to the Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
12 Pages, 1,073 KB Download PDF

Underwater Computing Systems and Astronomy–Multi-Disciplinary Research Potential and Benefits

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 1000–1011, 2021; DOI: 10.25046/aj0601111
Abstract:

The Ocean plays an important role in hosting investigations in underwater astronomy and enabling the realization of new research prospects. This paper discusses synergistic prospects of the blue economy from the perspective of underwater astronomy and scientific inquiry, technological and economic development. The presented research investigates how the synergy enhances computing applications. The paper presents…

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(This article belongs to Section Multidisciplinary Engineering (EMU))
Open AccessArticle
7 Pages, 823 KB Download PDF

Redlich-Kister Finite Difference Solution for Solving Two-Point Boundary Value Problems by using Ksor Iteration Family

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 954–960, 2021; DOI: 10.25046/aj0601105
Abstract:

In this paper, we are concerned to investigate the efficiency of the second-order Redlich-Kister Finite Difference (RKFD) discretization scheme together with the Four Point Explicit Group Kaudd Successive Over Relaxation (4EGKSOR) iterative method for solving two-point boundary value problems (TPBVPs). In order to apply this block iteration to solve any linear system, firstly we discretize…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
6 Pages, 894 KB Download PDF

A Surface Plasmon Resonance (SPR) and Water Quality Monitoring: A System for Detecting Harmful Algal Bloom

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 770–775, 2021; DOI: 10.25046/aj060185
Abstract:

Harmful algal blooms (HAB) or “Red tides” are organisms which produce toxins which are harmful to humans, fish, and other marine mammals. The said toxins come from dinoflagellates of genus Pyrodinium Bahamense var Compressum that cause Paralytic Shellfish Poisoning (PSP) and Dinophysis Caudata and Prorocentrum lima which results to Diarrhetic Shellfish Poisoning (DSP). In the…

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(This article belongs to Section Remote Sensing (RMS))
Open AccessArticle
6 Pages, 1,092 KB Download PDF

Optimal Hydrokinetic Turbine Array Placement in Asymmetric Quasigeostrophic Flows

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 692–697, 2021; DOI: 10.25046/aj060175
Abstract:

The Coriolis force in the ocean at mid to high latitudes can cause significant deviation of flow over bottom topography, including formation of Taylor columns. Structures in a tidal zone will experience zero inertial current between every tidal change. Around periods of directional change, the Coriolis force may be tapped into for energy. Factors like…

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(This article belongs to the Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020 & Section Ocean Engineering (EOC))
Open AccessArticle
15 Pages, 2,437 KB Download PDF

Comparison of Machine Learning Parametric and Non-Parametric Techniques for Determining Soil Moisture: Case Study at Las Palmas Andean Basin

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 636–650, 2021; DOI: 10.25046/aj060170
Abstract:

Soil moisture is one of the most important variables to monitor in agriculture. Its analysis gives insights about strategies to utilize better a particular area regarding its use, i.e., pasture for cows (or similar), production forests, or even to answer what crops should be planted. The vertical structure of the soil moisture plays an important…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Agricultural Engineering (AEN))
Open AccessArticle
7 Pages, 646 KB Download PDF

Types and Concentrations of Catalysts in Chemical Glycerolysis for the Production of Monoacylglycerols and Diacylglycerols

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 612–618, 2021; DOI: 10.25046/aj060166
Abstract:

Monoacylglycerol (MAG) and diacylglycerol (DAG) are structured lipids that have been widely used in various pharmaceutical, cosmetic, and food industries. MAG and DAG are generally produced by chemical glycerolysis. Chemical catalysts have been shown to be more efficient, economical, and effective. This study summarizes and discusses the factors that affect the synthesis of MAG and…

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(This article belongs to Section Food Science & Technology (FST))
Open AccessArticle
7 Pages, 1,020 KB Download PDF

Decision Support Model using FIM Sugeno for Assessing the Academic Performance

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 605–611, 2021; DOI: 10.25046/aj060165
Abstract:

Assessing academic performance is a common way of evaluating and assessing the abilities of students in tertiary institutions. Usually it is practically performed based on the cumulative grade point average (GPA) at the end of each semester passed. Unwittingly there are many factors that are able to influence student performance results apart from GPA as…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 634 KB Download PDF

Optimal PMU Placement Using Genetic Algorithm for 330kV 52-Bus Nigerian Network

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 597–604, 2021; DOI: 10.25046/aj060164
Abstract:

The phasor Measurement Unit is a modern tracking tool mounted on a network to track and manage power systems. PMU is accurate and time-synchronized device that gives voltage phasor measurements in nodes and current phasor measurements connected to those nodes where the PMU is installed. This study introduces the Genetic Algorithm for optimization of allocation…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
20 Pages, 3,025 KB Download PDF

Driving Behaviour Identification based on OBD Speed and GPS Data Analysis

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 550–569, 2021; DOI: 10.25046/aj060160
Abstract:

Vehicle accidents, particularly in small and large urban areas, are rising tremendously day by day worldwide. As a recent research subject in automaton transportation, the subsequent collision has become a vital issue and emergency. Internet of things (IoT) and the Internet of Vehicles (IoV) have become very popular these days because of their versatility, and…

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(This article belongs to Section Hardware & Architecture in Computer Science (CHA))
Open AccessArticle
10 Pages, 905 KB Download PDF

Traffic Aggregation Techniques for Optimizing IoT Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 509–518, 2021; DOI: 10.25046/aj060156
Abstract:

Internet of Things (IoT) is changing the world through a new wave of revolution for communications technologies that are no more limited to the human being. One of the main challenges that result from the exponential spread of IoT technology is the difference in the traffic characteristics between classical human communications and advanced things communications.…

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(This article belongs to Section Network Engineering (ENW))
Open AccessArticle
8 Pages, 985 KB Download PDF

A Proposed Framework to Improve Containerization from Asia to North America

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 479–486, 2021; DOI: 10.25046/aj060152
Abstract:

The constant market change and the critical role of the logistics process in the supply chain need to have special attention because it is an essential piece for the global business strategy. This paper presents an assessment of the processes of handling material from Asia suppliers to North America. The data utilized for the analysis…

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(This article belongs to the Special Issue on the Economic Impact of COVID-19 on Companies and Consumers 2020-21 & Section Industrial Engineering (EID))
Open AccessArticle
8 Pages, 655 KB Download PDF

Decentralized Management System for Solid-State Voltage Regulators in Nodes of Distribution Power Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 378–385, 2021; DOI: 10.25046/aj060143
Abstract:

The article describes the concept and architecture of a decentralized control system for a solid-state voltage regulator (SSVR). The SSVR is a universal device for controlling the mode and operation parameters of medium voltage electrical networks. SSVR manage the amount of current in line using the vector voltage control method. The SSVR control system consists…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Electrical Engineering (ELE))
Open AccessArticle
9 Pages, 349 KB Download PDF

Data Aggregation, Gathering and Gossiping in Duty-Cycled Multihop Wireless Sensor Networks subject to Physical Interference

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 369–377, 2021; DOI: 10.25046/aj060142
Abstract:

Data aggregation, gathering and gossiping are all vital communication tasks in wireless sensor networks (WSNs). When all networking devices are always active, scheduling algorithms for these communication tasks have been extensively investigated under both the protocol and physical interference models. However, wireless devices usually switch between the sleep state and the active state for the…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
13 Pages, 8,383 KB Download PDF

Novel Infrastructure Platform for a Flexible and Convertible Manufacturing

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 356–368, 2021; DOI: 10.25046/aj060141
Abstract:

Sales behavior and the technical development of products influence their fabrication. As market influences become increasingly volatile and unpredictable, factories will have to adapt their manufacturing to market trends even more in the future. Adaptation is referred to as convertibility and can be achieved, among other things, by mobile and intercompatible machines. Enabling machines to…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Manufacturing Engineering (EMF))
Open AccessArticle
7 Pages, 2,135 KB Download PDF

Deep Learning based Models for Solar Energy Prediction

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 349–355, 2021; DOI: 10.25046/aj060140
Abstract:

Solar energy becomes widely used in the global power grid. Therefore, enhancing the accuracy of solar energy predictions is essential for the efficient planning, managing and operating of power systems. To minimize the negatives impacts of photovoltaics on electricity and energy systems, an approach to highly accurate and advanced forecasting is urgently needed. In this…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 961 KB Download PDF

Study of latencies in ThingSpeak

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 342–348, 2021; DOI: 10.25046/aj060139
Abstract:

IoT platforms play an important role on modern measurement systems because they allow the ingestion and processing of huge amounts of data (big data). Given the increasing use of these platforms, it is important to characterize their performance and robustness in real application scenarios. The paper analyzes the ThingSpeak platform by measuring the latencies associated…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 691 KB Download PDF

Recent Impediments in Deploying IPv6

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 336–341, 2021; DOI: 10.25046/aj060138
Abstract:

Internet Protocol version 6 is being adopted on slow pace and it is taking a long time. This paper intends to discuss the transition process between IPv4 and IPv6 and the major obstacles that prevent deploying IPv6 worldwide. It presents the IPv4 exhaustion reports results and where are the IPv4 address pool. Then it presents…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 919 KB Download PDF

Mathematical Modelling of Output Responses and Performance Variations of an Education System due to Changes in Input Parameters

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 327–335, 2021; DOI: 10.25046/aj060137
Abstract:

“This paper is an extension of work originally presented in the 4th International Conference on Systems of Collaboration, Big Data, Internet of Things & Security -SysCoBIoTS’19”. The use of complex and dynamic systems modelling to social systems is quite recent and its pertinence in the case of an educational system is continually increasing. For the…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 1,073 KB Download PDF

Trend Analysis of NO\(_X\) and SO\(_2\) Emissions in Indonesia from the Period of 1990 -2015 using Data Analysis Tool

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 257–263, 2021; DOI: 10.25046/aj060129
Abstract:

NOX and SO2 gas pollution have a direct impact on health problems and environmental damage. Therefore, to map the emission patterns and predict the resulting impacts, complete data and information on emissions of the two pollutants are needed. In Indonesia, data on NOX and SO2 emissions that are recorded over a long period of time…

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(This article belongs to Section Environmental Sciences (ENS))
Open AccessArticle
12 Pages, 502 KB Download PDF

A Case Study to Enhance Student Support Initiatives Through Forecasting Student Success in Higher-Education

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 230–241, 2021; DOI: 10.25046/aj060126
Abstract:

Enrolment figures have been expanding in South African institutions of higher-learning, however, the expansion has not been accompanied by a proportional increase in the percent- age of enrolled learners completing their degrees. In a recent undergraduate-cohort-studies report, the DHET highlight the low percentage of students completing their degrees in the allotted time, having remained between…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Information Systems in Computer Science (CIS))
Open AccessArticle
5 Pages, 713 KB Download PDF

Lifestyle in Nursing Students at a University of North Lima

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 164–168, 2021; DOI: 10.25046/aj060118
Abstract:

Healthy lifestyles were proposed to improve the health status of the university population, they are a set of behaviors that are reflected according to the type of situation and behavior of each person who performs it during the period of their training, the inappropriate lifestyles provides many problems, which are non-communicable diseases that manifest in…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Psychiatry (PSY))
Open AccessArticle
12 Pages, 1,444 KB Download PDF

Balancing Exploration-Exploitation in the Set Covering Problem Resolution with a Self-adaptive Intelligent Water Drops Algorithm

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 134–145, 2021; DOI: 10.25046/aj060115
Abstract:

The objective of the metaheuristics, together with obtaining quality results in reasonable time, is to be able to control the exploration and exploitation balance within the iterative processes of these methodologies. Large combinatorial problems present ample search space, so Metaheuristics must efficiently explore this space; and exploits looking in the vicinity of good solutions previously…

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(This article belongs to the Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020 & Section Automation & Control Systems (ACS))
Open AccessArticle
7 Pages, 1,158 KB Download PDF

Recognition of Maximal Lift Capacity using the Polylift

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 121–127, 2021; DOI: 10.25046/aj060113
Abstract:

Background: Occupational injuries are an issue of huge significance in the United States. After a work injury, health care providers often utilize functional capacity evaluations to determine readiness of a patient to return to work. However, it can be difficult to determine if a patient is providing maximal “effort” during the evaluation. The aim of…

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(This article belongs to Section Sport Sciences (SPS))
Open AccessArticle
9 Pages, 1,449 KB Download PDF

Current Control of Battery-Supercapacitors System for Electric Vehicles based on Rule-Base Linear Quadratic Regulator

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 57–65, 2021; DOI: 10.25046/aj060107
Abstract:

This research aims to investigate the energy and power management of a battery-supercapacitors Hybrid Energy Storage System (HESS) for Electric vehicles (EVs). A bidirectional DC-DC converter, a battery and a set of supercapacitors were employed to construct the parallel semi-active architecture of HESS. Two strategies of Rule-Base Linear Quadratic Regulators (R-B LQRs) were proposed to…

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(This article belongs to Section Electrical Engineering (ELE))
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