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Open AccessArticle
8 Pages, 7,650 KB Download PDF

A Reconfigurable Stepped Frequency Continuous Wave Radar Prototype for Smuggling Contrast, Preliminary Assessment

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 13–20, 2021; DOI: 10.25046/aj060402
Abstract:

A reconfigurable Stepped Frequency Continuous Wave (SFCW) radar prototype for supporting the italian financial police to contrast smuggling, is proposed in this work. In particular, the proposed radar can provide information related to the container contents and the presence of false bottoms speeding up the control operations at borders and ports. Moreover, it is able…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Electronic Engineering (EEE))
Open AccessArticle
6 Pages, 1,323 KB Download PDF

The Operational Performance of Mass Transportation Before Covid-19 and New Normal Life: Case Study BRT TransJateng, Central Java

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 361–366, 2021; DOI: 10.25046/aj060342
Abstract:

This article examines the operational performance of Bus Rapid Transit (BRT) before the pandemic and a new normal life. Overview of BRT operational performance in terms of the number of passengers transported, load factor and operating ratio. The method used is to compare the conditions before the pandemic and the new era of life. The…

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(This article belongs to Section Transportation Science & Technology (TST))
Open AccessArticle
8 Pages, 735 KB Download PDF

Analyzing the Application of Two Main Microcontrollers in Engineering Education – A Case Study of three IEEE Conferences Focusing on Education

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 339–346, 2021; DOI: 10.25046/aj060339
Abstract:

Microcontrollers have revolutionized the field of Engineering Education. Their popularity and cost-effectiveness have opened a large door of activity for innovative projects at both the undergraduate and graduate levels. The purpose of this article is to review this activity in terms of where two of these microcontrollers have been used in Engineering Education so as…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Electronic Engineering (EEE))
Open AccessArticle
9 Pages, 1,706 KB Download PDF

Parametric Study for the Design of a Neutron Radiography Camera-Based Detector System

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 248–256, 2021; DOI: 10.25046/aj060327
Abstract:

The field of view (FOV) and spatial resolution (SR) are the major image quality parameters which are being optimized in neutron radiography (NR) technique. This requires effective components selection during the design of NR detector systems. The selection is a discouraging task owing to often having conflicting experimental requirements and related constraints. In this work,…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Radiology (RIO))
Open AccessReview
30 Pages, 7,960 KB Download PDF

Power Converters and EMS for Fuel Cells CCHP Applications: A Structural and Extended Review

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 54–83, 2021; DOI: 10.25046/aj060308
Abstract:

Fuel Cells (FCs) and Combined Cooling, Heating and Power (CCHP) systems are becoming very popular due to their environmental friendliness and immense applications. This extended review paper commenced by introducing the rampant South Africa’s electricity crisis as the basis for the study, followed by some structural analyses of up to forty-four miscellaneous power electronics converters…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Electrical Engineering (ELE))
Open AccessArticle
5 Pages, 674 KB Download PDF

Plummeting Makespan by Proficient Workflow Scheduling in Cloud Environment

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 40–44, 2021; DOI: 10.25046/aj060306
Abstract:

Cloud is an Internet-based computing technology in which on-demand shared resources such as software, platforms, repositories, and information are delivered to customers. In the emerging era of computing cloud environment provide the use of resources with the concept of virtualization. Workflow of the tasks has vital role for the improvement of computing performance which leads…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
5 Pages, 625 KB Download PDF

Mechanical Characterization of Recycled Aggregates Concrete Based on its Compressive Strength

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 35–39, 2021; DOI: 10.25046/aj060305
Abstract:

The construction industry has undergone several changes in recent years linked to new laws and international conventions aimed at protecting the environment and combating pollution. Construction industry alone produces tons of waste annually due to debris produced either during construction or during deconstruction. To combat this, companies are forced to control their debris either by…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Construction & Building Technology (CBT))
Open AccessArticle
10 Pages, 1,125 KB Download PDF

An Analysis of the Reliability of Reported COVID-19 Data in Western Balkan Countries

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 1055–1064, 2021; DOI: 10.25046/aj0602120
Abstract:

More than one year after the outbreak of the COVID-19 pandemic the behavior of figures published by official sources of the countries are skeptical for the public. Many probability tests are used to detect the reliability of information among which Benford’s Law. This study focused on the Western Balkan countries, as one of the foremost…

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(This article belongs to Section Statistics & Probability (STP))
Open AccessArticle
6 Pages, 568 KB Download PDF

Follow-up and Diagnose COVID-19 Using Deep Learning Technique

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 971–976, 2021; DOI: 10.25046/aj0602111
Abstract:

In recent days, the fast growth of populations leading to an increase in medically complicated cases, especially fast spread viral cases around the world. These phenomena increased demand on auto-diagnose systems to speed up the diagnosis process and reduce human contacts, especially for the COVID-19 pandemic using deep learning (DL). DL methods can successfully carry…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
6 Pages, 1,480 KB Download PDF

Coronal Spinal Postural Alignment Screening Tool using Markerless Digital Photography

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 965–970, 2021; DOI: 10.25046/aj0602110
Abstract:

Early detection and proper management of adult degenerative scoliosis (ADS) are important for health promotion. This study aims to develop an ADS screening tool from markerless digital photography and verify its reliability. The study included 17 participants. Outer canthus–horizontal angle (OHA) and trapezius–horizontal angle (THA) were calculated from the image of the upper body of…

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(This article belongs to Section Imaging Science & Photographic Technology (IPT))
Open AccessArticle
7 Pages, 1,010 KB Download PDF

Observer-Based Method of Feature Extraction for the Fault Detection of Permanent Magnet Synchronous Motors

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 942–948, 2021; DOI: 10.25046/aj0602107
Abstract:

This paper presents a new observer-based method which deals with the extraction of amplitude of characteristic frequencies for the fault diagnosis in permanent magnet synchronous motors (PMSM). First, a pilot survey is made to investigate the typical harmonics in the line currents of PMSM. Second, an appropriate structure of observer is formulated with the input…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
13 Pages, 1,113 KB Download PDF

Assessment of Electricity Industries in SADC Region Energy Diversification and Sustainability

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 894–906, 2021; DOI: 10.25046/aj0602102
Abstract:

Before the COVID-19 crisis, the Southern African Developing Countries (SADC) had a varied energy mix including renewable energy, fossil fuels, and military energy production. The use of fossil fuels in the energy mix is known to be the source of the growing levels of greenhouse gases in the atmosphere. However, there was a reduction in…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Green & Sustainable Science & Technology (GSS))
Open AccessArticle
9 Pages, 1,076 KB Download PDF

A Study of Stirling Engine Efficiency Combined with Solar Energy

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 837–845, 2021; DOI: 10.25046/aj060297
Abstract:

Fossil fuel can no longer supply the constantly spiking demands of energy around the world, hence the increasing research on renewable energies as an alternative. The Stirling Engine is an external combustion engine, giving us a wide range of heat sources: solar, nuclear. The Stirling engine makes best of use of solar sources in an…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Energy & Fuels (ENF))
Open AccessArticle
11 Pages, 15,641 KB Download PDF

Advanced Multiple Linear Regression Based Dark Channel Prior Applied on Dehazing Image and Generating Synthetic Haze

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 790–800, 2021; DOI: 10.25046/aj060291
Abstract:

Haze removal is an extremely challenging task, and object detection in the hazy environment has recently gained much attention due to the popularity of autonomous driving and traffic surveillance. In this work, the authors propose a multiple linear regression haze removal model based on a widely adopted dehazing algorithm named Dark Channel Prior. Training this…

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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
8 Pages, 1,099 KB Download PDF

Actual Traffic Based Load-Aware Dynamic Point Selection for LTE-Advanced System

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 776–783, 2021; DOI: 10.25046/aj060289
Abstract:

Coordinated MultiPoint (CoMP) has been introduced for LTE-Advanced system to overcome the inter-cell interference problems and enhance the signal quality of cell-edge UEs (User Equipments). With such concept, the overall system performance should be improved considerably to support the significantly increasing amount of demand on data transmission via mobile communication that happens nowadays. Dynamic Point…

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(This article belongs to the Special Issue on Advanced Electrical and Communication Technologies 2020 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
13 Pages, 911 KB Download PDF

Frequency Scaling for High Performance of Low-End Pipelined Processors

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 763–775, 2021; DOI: 10.25046/aj060288
Abstract:

In the Internet of Things era it is expected that low-end processor domination of the embedded market will be further reaffirmed. Then, a question will arise, on whether it is possible to enhance performance of such processors without the cost of high-end architectures. In this work we propose a better-than-worst-case (BTWC) methodology which enables the…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Electronic Engineering (EEE))
Open AccessArticle
7 Pages, 848 KB Download PDF

Node-Node Data Exchange in IoT Devices Using Twofish and DHE

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 622–628, 2021; DOI: 10.25046/aj060271
Abstract:

Internet of Things provides the support for devices, people and things to collaborate in collecting, analyzing and sharing sensitive information from one device onto the other through the internet. The internet of things is thriving largely due to access, connectivity, artificial intelligence and machine learning approaches that it supports. The stability and enhanced speed of…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Information Systems in Computer Science (CIS))
Open AccessArticle
9 Pages, 973 KB Download PDF

A Framework for the Alignment of ICT with Green IT

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 593–601, 2021; DOI: 10.25046/aj060268
Abstract:

The Public Administration is forced to transform itself by taking advantage of the contribution of ICT to in the process of reducing bureaucracy and increase transparency, promoting the dematerialization of processes, increasing the quality of online services, allowing greater ubiquity of access, reducing response times, in the search for improvement of the quality of life…

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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
5 Pages, 796 KB Download PDF

Recycling and Reuse of Wastewater Generated in Car-Washing Facilities

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 521–525, 2021; DOI: 10.25046/aj060259
Abstract:

Fresh water is already scarce in the world, especially in the Middle East (ME). Desalination industry is the main supplier of the potable water to the municipalities in the ME region. It is well known the high cost of a liter of water produced by the desalination process. Unfortunately, car-washing service consumes substantial amount of…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Green & Sustainable Science & Technology (GSS))
Open AccessArticle
9 Pages, 983 KB Download PDF

Practical Simulation of Grounded/Floating Lossy Inductors Based on Commercially Available Integrated Circuit LT1228

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 512–520, 2021; DOI: 10.25046/aj060258
Abstract:

The article suggests four circuit topologies for the practical simulation of grounded and floating lossy inductors. All the suggested circuits use commercially available integrated circuit LT1228 chips as active elements, and only two passive elements, namely one resistor and one capacitor. The first two of the proposed circuits employ only a single LT1228 active element…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Electronic Engineering (EEE))
Open AccessReview
13 Pages, 931 KB Download PDF

Open Access Research Trends in Higher Education: A Literature Review

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 499–511, 2021; DOI: 10.25046/aj060257
Abstract:

This study is a review of the literature on open access (OA), seeking to identify trends in research on the subject. This review was conducted in the SCOPUS database and focused on the following as the main topics: 1. Financial aspects, 2. Repositories, 3. Education, 4. Academic community’s perception of OA resources, 5. Tools, 6.…

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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
8 Pages, 662 KB Download PDF

Teaching/Learning Strategies in Context of Education 4.0

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 472–479, 2021; DOI: 10.25046/aj060254
Abstract:

Coronavirus pandemic and transition to distance learning have significantly accelerated the introduction of Education 3.0 – 4.0 technologies into traditional educational process. This paper discusses questions of training of IT- specialists in context of Education 4.0. Based on our experience, approaches to the organization of the educational process of IT- students are considered. It is…

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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
8 Pages, 1,100 KB Download PDF

Architecture of Real-Time Patient Health Monitoring Based on 5G Technologies

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 351–358, 2021; DOI: 10.25046/aj060240
Abstract:

Worldwide, the epidemiological situation is constantly changing and with the exponential increase in the number of confirmed coronavirus cases, the number of health care workers has decreased significantly and this is due to the direct and daily contact of patients. One of the major challenges of the last few months is to prevent the spread…

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(This article belongs to Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
11 Pages, 1,067 KB Download PDF

A Grounded Theory Approach to Digital Transformation in the Postal Sector in Southern Africa

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 313–323, 2021; DOI: 10.25046/aj060236
Abstract:

This paper describes a qualitative research design adopted in this study guided by deployment of a Grounded Theory (GT) methodology which was deployed to synthesize literature on technology adoption and digital transformation with an objective of developing theory. The philosophical worldview adopted was interpretivism/constructivist of a qualitative grounded theory inductive (theory building) approach where secondary…

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(This article belongs to Section Engineering Management (EMM))
Open AccessArticle
9 Pages, 984 KB Download PDF

Designing and Implementation of an Intelligent Energy Management System for Electric Ship power system based on Adaptive Neuro-Fuzzy Inference System (ANFIS)

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 195–203, 2021; DOI: 10.25046/aj060223
Abstract:

Artificial Intelligence (AI) is a promising trend in ship energy management systems (EMS). The motivations of this work are designing and implementation of an intelligent energy management system for ship’s electric power system based on an adaptive Neuro-Fuzzy Inference System (ANFIS) and the ship power source is an environmental friend system consists of proton exchange…

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(This article belongs to Section Energy & Fuels (ENF))
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