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Open AccessArticle
12 Pages, 1,706 KB Download PDF

Revolutionizing Robo-Advisors: Unveiling Global Financial Markets, AI-Driven Innovations, and Technological Landscapes for Enhanced Investment Decisions

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 2, Page # 33–44, 2024; DOI: 10.25046/aj090205
Abstract:

Robo-advisors, fundamental to the financial services sector, have undergone substantial technological metamorphosis. Innovations in artificial intelligence, blockchain, cloud technology, augmented reality, and virtual reality have reshaped the financial industry’s landscape. As automated investment solutions, robo-advisors are on the brink of further technological evolution. This comprehensive research amalgamates historical data, behavioral insights, and emerging market trends…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 3,291 KB Download PDF

Transmission of the CAP Protocol through the ISDB-T Standard

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 5, Page # 1–7, 2023; DOI: 10.25046/aj080501
Abstract:

Early warning systems have had a significant impact on society by providing timely information to mitigate the effects of natural disasters. To enhance early warning capabilities, researchers are exploring the use of digital terrestrial television systems to broadcast alerts across large urban and rural areas. In this research project, the aim is to integrate the…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Remote Sensing (RMS))
Open AccessArticle
6 Pages, 856 KB Download PDF

Minimum Static VAR Compensation Capacity for Bad Voltage Drop Buses in Power Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 3, Page # 212–217, 2023; DOI: 10.25046/aj080324
Abstract:

The quality of the electric power system must be maintained properly, one of which is voltage. Under certain operating conditions, the bus voltage may drop below its minimum level, called bad voltage. A large reactive load can cause a voltage drop across the bus or the location of the bus is far from the generator…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 3,667 KB Download PDF

Prototype to Identify the Capacity in Cybersecurity Management for a Public Organization

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 1, Page # 108–115, 2023; DOI: 10.25046/aj080113
Abstract:

Public organizations are subjected to a complex security situation, which can be addressed by permanently strengthening and evaluating their cybersecurity capabilities. The objective of this research is to develop a model to identify the cybersecurity management capacity of public organizations. The deductive method was applied for the review and analysis of criteria, factors and variables…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
8 Pages, 1,156 KB Download PDF

Design and Analysis of a Virtual Synchronous Generator Control Scheme to Augment FRT Capability of PMSG-Based Wind Turbine

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 6, Page # 236–243, 2022; DOI: 10.25046/aj070626
Abstract:

Massive integration of inverter dominated renewable energy systems (RESs), i.e., wind turbines (WTs), reduces the reliance on conventional alternator-based power stations. The system inertia and damping aspects of the power system were significantly decreased by this extensive integration of inverter-based WT system, which impacts on the fault ride-through (FRT) competence and thus precipitates the frequency…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 1,040 KB Download PDF

Study and Implementation of LEDs Drivers with Dimming Capability

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 130–136, 2021; DOI: 10.25046/aj060617
Abstract:

Nowadays, LED lights take an important place in our daily lives and they have known a great growth in indoor as well as in outdoor lighting applications. LED (Light Emitting Diode) light sources including their own drivers have excluded many systems fitted with both inefficient light sources. In this paper we present, a LED driver…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 1,200 KB Download PDF

Closed Loop Capacitive Accelerometer Model using Simple Regression Test for Linearity

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 1038–1045, 2021; DOI: 10.25046/aj0602118
Abstract:

This article extends novelty of modeling capacitive accelerometer with PID controller to provide PI controller for better tuning and statistical test to determine the linear validation characteristics of closed capacitive accelerometer. Capacitive accelerometer is a sensor which uses the dynamic law of physics model Position-Velocity-Accelerator (PVA) by the movement of an electrode coupled to mass…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Automation & Control Systems (ACS))
Open AccessArticle
7 Pages, 2,226 KB Download PDF

Cyclic Evaluation of Capacity of Recovered Traction Battery after Short-Circuit Damage

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 879–885, 2021; DOI: 10.25046/aj060197
Abstract:

Presented paper discusses possibilities related to the recovery of the damaged lithium batteries after the short-circuit. The recovery procedure was applied on the selected traction LiFePO4 40Ah cell which was initially short-circuited. After the short-circuit, the damaged cell has visible damage of the electro-mechanical properties. For the recovery of damaged traction cell as much as…

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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, 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))
Open AccessArticle
6 Pages, 572 KB Download PDF

Switching Capability of Air Insulated High Voltage Disconnectors by Active Add-On Features

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 1, Page # 43–48, 2021; DOI: 10.25046/aj060105
Abstract:

The need of add-on features (secondary contacts) for current paths of air insulated high voltage disconnectors switching capabilities (e.g. bus transfer switching) is introduced. The relevant product components for the switching capability and their functionality is described, which is giving boundary conditions for adding features necessary to achieve the switching capability. Possible features are discussed…

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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
6 Pages, 648 KB Download PDF

Low Power Fast Settling Switched Capacitor PTAT Current Reference Circuit for Low Frequency Applications

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 865–870, 2020; DOI: 10.25046/aj0506103
Abstract:

This paper presents a low voltage, low power, fast settling switched capacitor based Proportional to Absolute Temperature (PTAT) current reference circuit. Unlike in a conventional resistor based PTAT current source, the proposed circuit saves a significant amount of silicon area on chip and hence the circuit becomes less susceptible to process variations. It creates a…

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(This article belongs to the SP9 (Special Issue on Multidisciplinary Innovation in Engineering Science & Technology 2020) & Section Electronic Engineering (EEE))
Open AccessArticle
16 Pages, 3,908 KB Download PDF

A Simulation Based Proactive Approach for Smart Capacity Estimation in the Context of Dynamic Positions and Events

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 423–438, 2020; DOI: 10.25046/aj050651
Abstract:

Technologies are growing with the passage of time and providing solutions for the existing problems. One of such problems is to manage the crowd according to available capacity. Especially when the crowd density is dynamic because of dynamic position of the persons (Pilgrims). Not only dynamic position of the pilgrims makes crowd capacity dynamic but…

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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
10 Pages, 1,300 KB Download PDF

The Contribution of Wind Energy Capacity on Generation Systems Adequacy Reliability using Differential Evolution Optimization Algorithm

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 6, Page # 331–340, 2020; DOI: 10.25046/aj050640
Abstract:

Currently, increasing penetration of the Wind Energy Conversion System (WECs) in Power generation systems has influenced the supply of electrical power reliability for the consumer in comparison with other traditional sources. In this paper, the performance and efficiency of a new optimization approach referred to as the “Differential Evolution Optimization Algorithm” (DEOA) to measure the…

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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
10 Pages, 2,736 KB Download PDF

Improvised E-Rickshaws for Indian Roads by Effective Battery-Ultracapacitor Hybridization

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 5, Page # 1162–1171, 2020; DOI: 10.25046/aj0505141
Abstract:

The revolution in the electrification of conventional vehicles due to increased petroleum prices and environmental concerns has had its impact on three-wheeler vehicles as well. Motorized three-wheeled vehicles, known as Auto-rickshaws, are a standard mode of trans- portation in India. Existing battery operated electric rickshaws (known as E-rickshaws) available in major cities of India faces…

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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, 706 KB Download PDF

An Explanatory Review on Cybersecurity Capability Maturity Models

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 762–769, 2020; DOI: 10.25046/aj050490
Abstract:

Cybersecurity is growing exponentially day by day in both the public and private sectors. This growth also comes with a new and dynamic cyber-threats risk that causes both sectors’ performance to halt. These sectors must update their cybersecurity measures and must understand the capability and maturity of their organization’s cybersecurity preparedness. Cybersecurity maturity models are…

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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
8 Pages, 2,243 KB Download PDF

Buffering Supercapacitor Mechanism based on Bidirectional DC/DC Converter for Mini All-Terrain Vehicle Application

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 4, Page # 244–251, 2020; DOI: 10.25046/aj050430
Abstract:

Fundamentally, the Bidirectional DC/DC converter consists of Buck and Boost modes, which working alternately. Hence, it has two output directions: Buck mode for decreasing the voltage and Boost mode for increasing the voltage at certain levels. In this work, we applied a non-isolated topology of the Bidirectional DC/DC converter for electric vehicle, that is mini…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
9 Pages, 1,252 KB Download PDF

Enhancing Decision Making Capabilities in Humanitarian Logistics by Integrating Serious Gaming and Computer Modelling

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 3, Page # 402–410, 2020; DOI: 10.25046/aj050351
Abstract:

The field of humanitarian logistics has in recent times gained an increasing attention from both academics and practitioners communities alike. Although various research groups have addressed theoretical and technical developments in humanitarian logistics using conventional research tools, applied research appears to be often dependent on practitioners’ inputs. This paper is an attempt to fill the…

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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
8 Pages, 3,086 KB Download PDF

A Resolution-Reconfigurable Asynchronous SAR ADC with Segmented and Non-Binary Weighted Capacitance DACs

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 2, Page # 665–672, 2020; DOI: 10.25046/aj050282
Abstract:

With the addition of thing of internet applications to 5G smartphones, mobile standby time and ultra-low-power sensing systems have become increasingly important. Nowadays, such sensing systems typically reduce power consumption to microwatts. This paper presents segmented and non-binary weighted capacitance DACs, low power, high resolution, an asynchronous clock, a spark-detect, vcm-based switching and direct switching,…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
6 Pages, 1,299 KB Download PDF

The Capacity Factor of Renewable Energy Power Plants During Electric Power Peak Times in Jeju Island

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 2, Page # 545–550, 2020; DOI: 10.25046/aj050268
Abstract:

Jeju Island is the largest island of South Korea and has an independent electric supply system. The island has a special energy plan that realizes itself a carbon-free region by 2030. Wind and solar energy resources are considered as an important means. The introduction of weather-variable renewable energy generation sources into the electric power system…

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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
6 Pages, 1,060 KB Download PDF

Scapy Scripting to Automate Testing of Networking Middleboxes

Advances in Science, Technology and Engineering Systems Journal, Volume 5, Issue 2, Page # 293–298, 2020; DOI: 10.25046/aj050238
Abstract:

Middleboxes like load balancers are being used by all the corporations to manage and support their infrastructures. These devices see a large amount of bandwidth every day. This might include a range of protocols which might be varying from network layer to the application layer. This traffic can be corrupt or malicious thus causing these…

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(This article belongs to Section Software Engineering in Computer Science (CSE))
Open AccessArticle
9 Pages, 715 KB Download PDF

The Role of Information Technology Human Capability in the Implementation of Information Technology Governance (ITG): A Systematic Literature Review on Malaysian Organizations

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 314–322, 2019; DOI: 10.25046/aj040440
Abstract:

This study reviewed articles on information technology governance (ITG) in the Malaysian context and categorized the issues found in ITG implementation according to organizational-related and human-related issues. It further analysed the impact and role of information technology (IT) human capability in ITG implementation in developing countries like Malaysia, which is still in the infancy stage…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Engineering Management (EMM))
Open AccessArticle
7 Pages, 1,214 KB Download PDF

Performance Analysis of Thyristors Switched Capacitors used for Reactive Power Compensation of Induction Motor

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 58–64, 2019; DOI: 10.25046/aj040408
Abstract:

This paper analyzes the process of reactive power compensation using thyristors switched capacitors TSC topology based on multiterminal switch during the starting of induction motor. The paper explains the control principle of this TSC topology which depends on the multiterminal switch. To actively track the required reactive power for the dynamic load and to perfectly…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Electrical Engineering (ELE))
Open AccessArticle
5 Pages, 745 KB Download PDF

Impacts of Synchronous Generator Capability Curve on Systems Locational Marginal Price through a Convex Optimal Power Flow

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 131–135, 2018; DOI: 10.25046/aj030615
Abstract:

This paper deals about an application of optimal power flows (OPF) constrained with synchronous generator capability curve for power market analysis (SGCC). OPF main features gather in its mathematical formulation non-convexity, non-linearity, and it shows to be a hard to solve optimization problem. In some operational scenarios, SGCC can limit power flows bringing the theoretical…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 1,832 KB Download PDF

Psychoacoustical Approach in Soundscape Characterization

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 4, Page # 211–217, 2018; DOI: 10.25046/aj030419
Abstract:

Four different soundscapes with different loudness and spectral distributions were recorded in Zagreb (capital of Croatia) and reproduced to two groups of listeners while they were performing a concentration demanding task – a simplified variation of the memory game. These two groups of test subjects listened to the same soundscapes but with different loudness distribution.…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Acoustics (ACO))
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