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Open AccessArticle
5 Pages, 860 KB Download PDF

Variation of the Air-Fuel Ratio with Inlet Pressure, Temperature and Density

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 190–194, 2021; DOI: 10.25046/aj060222
Abstract:

The control of the air-fuel ratio (AFR) is critical for the efficiency of the combustion. This is for achieving the better performance of the plant and result in high output energy. Computation of the AFR is gone considering the composition of the fuel regardless of the inlet pressure, density ad temperature of both fuel and…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
10 Pages, 1,822 KB Download PDF

A Model-Driven Digital Twin Framework Development for Sulfur Dioxide Conversion Units Simulation

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 122–131, 2021; DOI: 10.25046/aj060215
Abstract:

In the phosphate industry, sulfuric acid is a key compound in phosphoric acid and fertilizer production. Industrially, the sulfuric acid H2SO4 is made generally in a sequence of three main steps: burning liquid sulfur with air, catalytic oxidation of sulfur dioxide SO2 to sulfur trioxide SO3, and formation of H2SO4 by the reaction of H2O…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Environmental Sciences (ENS))
Open AccessArticle
8 Pages, 1,121 KB Download PDF

The Analysis of Standard Uncertainty of Six Degree of Freedom (DOF) Robot

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 43–50, 2021; DOI: 10.25046/aj060206
Abstract:

Robotic arms or industrial robots are a machinery that is widely used in the medical and military industries because it is a flexible, highly accurate and reliable. It is very necessary to work in complex tasks requiring more accuracy than humans can work. This paper presents an estimate of the standard uncertainty of 6 DOF…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
17 Pages, 3,681 KB Download PDF

Event Modeller Data Analytic for Harmonic Failures

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 1343–1359, 2021; DOI: 10.25046/aj0601154
Abstract:

The optimum performance of power plants has major technical and economic benefits. A case study in one of the Malaysian power plants reveals an escalating harmonic failure trend in their Continuous Ship Unloader (CSU) machines. This has led to a harmonic filter failure causing performance loss leading to costly interventions and safety concerns. Analysis of…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 898 KB Download PDF

Using a safety PLC to Implement the Safety Function

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 1072–1078, 2021; DOI: 10.25046/aj0601119
Abstract:

Nowadays almost every PLC manufacturer offer a so-called safety PLC. It is a specific category of PLC, which in recent years have become a commonly used means of performing safety functions, especially in industrial applications. In this area of specific applications, a maximum of SIL 3 is normally required. However, the guaranteed safety features of…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Industrial Engineering (EID))
Open AccessArticle
9 Pages, 1,156 KB Download PDF

Formal Proof of Properties of a Syntax-Oriented Editor of Robotic Missions Plans

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 1049–1057, 2021; DOI: 10.25046/aj0601116
Abstract:

This article copes with the formal verification of properties of the missions building module of PILOT’s software. PILOT is a language dedicated to remote control of robots. An incremental syntax-oriented editor was built in order to increase the dependability of PILOT’s missions and we showed that, under a maximum size of plan, this editor allows…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Software Engineering in Computer Science (CSE))
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 SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 1,106 KB Download PDF

Open Energy Distribution System-Based on Photo-voltaic with Interconnected- Modified DC-Nanogrids

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 982–988, 2021; DOI: 10.25046/aj0601108
Abstract:

This manuscript exhibits a perfect design for a flexible number of modified DC nanogrids within an open energy distribution network (OEDN) that interconnected via a DC bus. Each modified nanogrid implies a single-input multi-output switched boost inverter (SIMO-SBI). The DC-output for each inverter is robustly controlled to keep the DC-bus interconnected voltage constant. The proposed…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 985 KB Download PDF

Non–Performing Loans’ Effect on the Loans’ Shrinkage in Albanian Banking Sector

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 961–967, 2021; DOI: 10.25046/aj0601106
Abstract:

The article investigated the banking determinants of loans’ growth using the quarterly data of Albanian banking sector during 2003-2018. We estimated the linear model of control variables to examine the bank’s sound effects on loan’s capacity. Empirical results demonstrated the initial positive outcome of the growth of non – performing loans on the loans’ growth,…

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(This article belongs to Section Interdisciplinary Applications of Mathematics (MIA))
Open AccessArticle
5 Pages, 763 KB Download PDF

Blockchain Technology for Tracing Drug with a Multichain Platform: Simulation Method

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 765–769, 2021; DOI: 10.25046/aj060184
Abstract:

This study builds the implementation of the traceability process by conducting simulation tests using business process simulations with the implementation of blockchain technology to track drugs. This research focus involved stakeholders, including the pharmaceutical industry, pharmaceutical wholesalers (distributors/wholesalers), health services (drug stores, hospitals), consumers. Simulation methods are used to describe the distribution and traceability of…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
6 Pages, 583 KB Download PDF

Recording of Student Attendance with Blockchain Technology to Avoid Fake Presence Data in Teaching Learning Process

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 742–747, 2021; DOI: 10.25046/aj060181
Abstract:

University operational activities are a routine part of university operations and supervisory control and monitoring function. The low controlling and monitoring of operational activities can cause irrelevance in the teaching and learning process. A graduate may have a graduation document but has never attended the teaching and learning process. An official institution can issue this…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
9 Pages, 1,654 KB Download PDF

Analysis of Gaze Time Spent at the Gazing Point that is Required During Reading

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 726–734, 2021; DOI: 10.25046/aj060179
Abstract:

This paper aims to clarify the lower limit of the gaze time required during reading by investigating at a display time of 98 msec or less using the visual information processing analyzer developed in the previous research. The image display range and display time at the point of gaze was controlled by moving the window…

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(This article belongs to Section Behavioral Sciences (BHS))
Open AccessArticle
12 Pages, 1,297 KB Download PDF

An Innovative Angle of Attack Virtual Sensor for Physical-Analytical Redundant Measurement System Applicable to Commercial Aircraft

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 698–709, 2021; DOI: 10.25046/aj060176
Abstract:

The angle of attack is a critical flight parameter for commercial aviation aircraft, because automatic envelope protection systems rely on it to keep the aircraft within its safe flight envelope. Faulty measurements of the angle of attack could have catastrophic effects, leading to aircraft loss of control in flight and fatalities, as demonstrated by the…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Aerospace Engineering (EAR))
Open AccessArticle
7 Pages, 1,537 KB Download PDF

Learning Path Recommendation using Hybrid Particle Swarm Optimization

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 570–576, 2021; DOI: 10.25046/aj060161
Abstract:

Revised Bloom’s Taxonomy (RBT) is proposed in general to look more forward in responding to the demands of the developing educational community, including how students develop and learn and how teachers prepare Learning Objects (LO). The variety of characteristics of students’ abilities in a class has always been a problem that is often faced by…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
8 Pages, 2,940 KB Download PDF

Development of an IoT Platform for Stress-Free Monitoring of Cattle Productivity in Precision Animal Husbandry

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 501–508, 2021; DOI: 10.25046/aj060155
Abstract:

Smart animal husbandries require the adoption of dedicated tools to assess the contribution of each animal to the production process. The IoT platform presented in this article is a real-team monitoring system for voluntary weighing of cattle. To this end, the ISO 18000-6 standard is used for animal identification through an ultra-high-frequency radio link between…

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(This article belongs to Section Automation & Control Systems (ACS))
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 SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 422 KB Download PDF

Indoor Positioning System using WKNN and LSTM Combined via Ensemble Learning

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 242–249, 2021; DOI: 10.25046/aj060127
Abstract:

Indoor positioning system (IPS) has become a high demand research field to be developed and has made considerable progress in recent years. Wi-Fi fingerprinting is the most promising technique that produces an acceptable result. However, despite the large amount of research that has been done using Wi-Fi fingerprinting, only a few Wi-Fi based IPS in…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
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 SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Automation & Control Systems (ACS))
Open AccessArticle
9 Pages, 1,512 KB Download PDF

On Design of IoT-based Power Quality Oriented Grids for Industrial Sector

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 1634–1642, 2020; DOI: 10.25046/aj0506194
Abstract:

Manufacturing industry is facing several challenges in power quality and energy consumptions that play a significant role in the cost of goods sold in addition to the operational efficiency of manufacturing plants. The current techniques are not enough to manage the manufacturing processes from power perspectives as it is focusing only on the monitoring of…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 2,768 KB Download PDF

A Software-Defined Network Approach for The Best Hospital Localization Against Coronavirus (COVID-19)

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 1537–1544, 2020; DOI: 10.25046/aj0506184
Abstract:

Traditional networks have difficulty in meeting the technological developments and the continuous increase in the size of data to be processed. Software-Defined Network (SDN) approach has emerged as an alternative to traditional networks. SDN separates the control and data planes from each other and manages the network over the control plane with flexibility and cost…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Network Engineering (ENW))
Open AccessArticle
9 Pages, 1,808 KB Download PDF

Effect of Starch Oxidation Degree on the Properties of Hydrogels from Dialdehyde Starch and Polyvinyl Alcohol

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 1372–1380, 2020; DOI: 10.25046/aj0506165
Abstract:

Starches have been applied as biomaterials due to their wide availability and biocompatibility. These have also been modified by oxidation, resulting in dialdehyde starch (DAS), to improve their stability in water and mechanical properties. Cassava starch with a low oxidation degree has been introduced into hydrogels based on polyvinyl alcohol (PVA) to improve their properties.…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Polymer Science (PLS))
Open AccessArticle
10 Pages, 738 KB Download PDF

Improved Design and Recommendations for Street Lighting in Gitega City

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 1356–1365, 2020; DOI: 10.25046/aj0506163
Abstract:

The article discusses the possibility of using solar energy for street lighting systems in the city of Gitega, in the Republic of Burundi. Analysis of weather and climate conditions of the city was carried out and an effective street lighting system based on solar mini-power plants using an intelligent control system developed. Calculations of technical…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Green & Sustainable Science & Technology (GSS))
Open AccessArticle
5 Pages, 781 KB Download PDF

Quality of Life in Patients with Type 2 Diabetes of the Central Hospital of the Peruvian Air Force, 2019

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 1340–1344, 2020; DOI: 10.25046/aj0506160
Abstract:

This research shows the study carried out on the Health Related to Quality of Life (HRQL) focuses on aspects related to the perception of health experienced and declared by the person, in different dimensions such as physical, mental, social, general perception of health and satisfaction achieved measured at different levels; the objective of the study…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Psychiatry (PSY))
Open AccessArticle
7 Pages, 1,330 KB Download PDF

SH-CNN: Shearlet Convolutional Neural Network for Gender Classification

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 1328–1334, 2020; DOI: 10.25046/aj0506158
Abstract:

Gender detection and age estimation become an active research area and a very important field today, wish has been widely used in various applications including them: biometrics, social network, Targeted advertising, access control, human-computer interaction, electronic customer, etc. The need to further improve the recognition or classification rate keeps increasing day after day. In this…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 923 KB Download PDF

PV Integrated Recursive Least Mean Square Estimation Based Shunt Active Power Filter

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 1171–1177, 2020; DOI: 10.25046/aj0506141
Abstract:

This paper proposes a photovoltaic (PV) integrated shunt active power filter (SAPF) for reactive power compensation, uneven loading and compensation of harmonic current. The control of SAPF is implemented by using adaptive based current estimation algorithm to maintain power factor near to unity and source current sinusoidal at source side. The weights are calculated online…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Electrical Engineering (ELE))
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