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Open AccessArticle
7 Pages, 851 KB Download PDF

The Impact of Using Upgraded Biogas on Generator Performance

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 186–192, 2019; DOI: 10.25046/aj040524
Abstract:

This research focussed on assessing the impact of using upgraded biogas from chicken waste on the performance of a gasoline generator. In the study, the characteristics of raw biogas were determined and a biogas upgrading device was developed before assessing the generator performance on upgraded biogas. A Geotech GA 2000 plus gas analyser was used…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Green & Sustainable Science & Technology (GSS))
Open AccessArticle
5 Pages, 948 KB Download PDF

Android Application to Detect Cat Disease Using an Expert System

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 158–162, 2019; DOI: 10.25046/aj040521
Abstract:

The purpose of this research is to develop an android application named “TANYA MEOW” which can be used by cat owners to detect the diseases that their cats suffer based on visible symptoms. The cat owners need to answer questionnaire to detect what disease is suffering by their cat. The result of the disease is…

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(This article belongs to Section Software Engineering in Computer Science (CSE))
Open AccessArticle
7 Pages, 1,229 KB Download PDF

Optimization Method of Wideband Multilayer Meander-Line Polarizer using Semi-Analytical approach and Application to 6-18GHz Polarizer including test with Horn Antenna

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 132–138, 2019; DOI: 10.25046/aj040517
Abstract:

An optimization method using a semi-analytical approach is detailed in this paper to design a wideband multilayer meander-line polarizer. It consists of the transmission line equivalent circuit study to find the best values of the shunt components that allow the maximum transmission and a 90 phase difference between two orthogonal components over the entire bandwidth,…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Telecommunications (TEL))
Open AccessArticle
9 Pages, 770 KB Download PDF

The Effect of Fuel Additives on Pyrorated Biodiesel Blends on the Performance of a Diesel Power Generator

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 88–96, 2019; DOI: 10.25046/aj040511
Abstract:

The demand for renewable energy sources such as waste pyrolysis plastic oil (WPPO), ethanol biofuel with high oxygen content is increasing globally. This study used blending of conventional diesel oil, waste plastic pyrolysis oil, ethanol and 2-ethyl hexyl nitrate (EHN) as additive. The purpose was to improve combustion, the ignition quality, and performance and emission…

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(This article belongs to Section Mechanical Engineering (EMH))
Open AccessArticle
7 Pages, 1,884 KB Download PDF

Application of Open-Source Optimization Library “Extremum” to the Synthesis of Feedback Control of a Satellite

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 23–29, 2019; DOI: 10.25046/aj040503
Abstract:

Current work demonstrates how open-source optimization library ”Extremum” (OSOL Extremum) can be used to build feedback controller of a satellite. Proposed software was developed to as an attempt to eliminate current problems that are present in scientific area: black-box effect (i.e. there is no opportunity to explore source code, modify it, or simply verify), no…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Automation & Control Systems (ACS))
Open AccessArticle
15 Pages, 714 KB Download PDF

Logic Error Detection System based on Structure Pattern and Error Degree

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 01–15, 2019; DOI: 10.25046/aj040501
Abstract:

The importance of programming skills has increased with advances in information and communication technology (ICT). However, the difficulty of learning programming is a major problem for novices. Therefore, we propose a logic error detection algorithm based on structure patterns, which are an index of similarity based on abstract syntax trees, and error degree, which is…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
11 Pages, 1,218 KB Download PDF

Multiple-Optimization based-design of RF Integrated Inductors

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 574–584, 2019; DOI: 10.25046/aj040468
Abstract:

In this paper, a multiple-objective Metaheuristics study is discussed. Initially, three mono-objective metaheuristics will be explored in order to design and optimize Radio-Frequency integrated inductors. These metaheuristics are: An evolutionary algorithm called The Differential Evolution (DE), An algorithm supported on Newton’s laws of gravity and motion called the Gravitational Search Algorithm (GSA) and, finally, A…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
10 Pages, 1,060 KB Download PDF

Preparation of Lead, Lead Alloy(S) And Other Salts from Exhausted Rechargeable Lead Batteries

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 529–538, 2019; DOI: 10.25046/aj040464
Abstract:

Metals of lead and some lead alloys, lead oxide, nickel and cobalt were recovered from exhausted battery by combined hydrometallurgy and pyro metallurgical method. The spent batteries were dismantled and leached in hot 2M and 5M nitric acid. The unleached fraction was heated with sodium carbonate to produce lead oxide. Salts in the leached solution…

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(This article belongs to Section Applied Chemistry (CAP))
Open AccessArticle
7 Pages, 1,316 KB Download PDF

The Fusing Framework Between Lifting Carrier and Tractor-Trailer for Modern Transportation

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 522–528, 2019; DOI: 10.25046/aj040463
Abstract:

The integrating model becomes one of key trends in engineering design. The more the product has functional specifications, the more the industrial consumer apply in many fields. In this paper, a fusion design of architecture platform for autonomous system is demonstrated. It is greater due to combining the specifications of various types in commercial market…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Automation & Control Systems (ACS))
Open AccessArticle
5 Pages, 1,371 KB Download PDF

Mechanical Behaviors of Kaolin Powder Filler Polypropylene/Low Density Polyethylene Blends

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 517–521, 2019; DOI: 10.25046/aj040462
Abstract:

In this work, kaolin powder was filled in PP/LDPE blend as the filler with the amount from 0 to 14 wt%. The ratio of PP/LDPE was fixed as 50/50 in all the experiments. The tensile strength, impact strength, and hardness were investigated in according with ASTM. The results showed that the tensile strength of PP/LDPE…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2019-20 & Section Polymer Science (PLS))
Open AccessArticle
6 Pages, 726 KB Download PDF

An Investigative Study on Technology Impact on the Quality of Working Life in a University Healthcare and Pharmacy

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 503–508, 2019; DOI: 10.25046/aj040460
Abstract:

The purpose of this study was to investigate the impact of the implementation of the Online Appointment Scheduling system and Pharm Partner system technologies on the quality of working life for users in a small healthcare environment at the University of Technology, Jamaica. Both qualitative and quantitative methods were employed. Two data collection instruments were:…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
9 Pages, 1,647 KB Download PDF

Optimized Design of PM Halbach Array Linear Generator for Sea Wave Energy Converters Operate at Maximum Power Transfer

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 440–448, 2019; DOI: 10.25046/aj040453
Abstract:

This paper proposes Halbach array PM linear generators for direct conversion of ocean or sea wave energy. This generator is proposed to be directly coupled to a reciprocating wave energy system which may be a valued alternative for pneumatic and hydraulic systems. In this research, air-cored permanent magnet PM linear generator has been optimally designed…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Ocean Engineering (EOC))
Open AccessArticle
10 Pages, 1,361 KB Download PDF

A Balanced RF Power Amplifier using the Improvement 3-dB Quadrature Hybrid Couplers for Mitigation of the Reverse Intermodulation in FM Broadcasting Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 421–430, 2019; DOI: 10.25046/aj040451
Abstract:

FM broadcast stations generate reverse intermodulation signals that cause communication problems between ATC controllers and pilots in the Air Traffic Control systems (ATC) in Thailand. In this paper proposes a balanced RF power amplifier using the improvement 3-dB quadrature hybrid couplers to reduce the reverse intermodulation of FM broadcasting systems. The mathematics analysis of the…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Electronic Engineering (EEE))
Open AccessArticle
10 Pages, 1,328 KB Download PDF

Supporting Better Physical Activity in a Smart City: a Framework for Suggesting and Supervising Walking Paths

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 404–413, 2019; DOI: 10.25046/aj040449
Abstract:

The increase of elderly population creates the need to promote healthy aging, with autonomy and independence, for preserving the functional capacity and quality of life as much as possible. To achieve this goal the recommendations include walking a certain amount of steps daily, given that the exact amount of steps changes with age, lesions, and…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Bioinformatics (BIF))
Open AccessArticle
14 Pages, 2,562 KB Download PDF

Evaluation of the Effects of Bidding Strategy with Customized Pricing on the Individual Prosumer in a Local Energy Market

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 366–379, 2019; DOI: 10.25046/aj040445
Abstract:

Peer-to-peer (P2P) energy trading is a mechanism that allows people to share locally the energy they have generated from distributed renewable resources (DER), to generate profit form the unused resources and to reduce the cost for electricity for the household and in the community itself. This calls for the design of new energy markets, accompanied…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 4,180 KB Download PDF

Hidden Surface Removal for Interaction between Hand and Virtual Objects in Augmented Reality

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 359–365, 2019; DOI: 10.25046/aj040444
Abstract:

Recently, augmented reality (AR) technology has been applied to the inter- action technology between human and virtual objects. In AR interaction technology, it is necessary for users to be able to manipulate virtual objects intuitively. Thus, we focus on manipulating virtual objects directly with the user’s bare hands in this study. On the other hand,…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
5 Pages, 695 KB Download PDF

Long-term Traffic Flow Forecasting Based on an Artificial Neural Network

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 323–327, 2019; DOI: 10.25046/aj040441
Abstract:

There is no doubt that a good knowledge of traffic demand has a direct impact on improving traffic management. Road traffic is strongly correlated with many factors such as day of week, time of day, season and holidays which make it suitable for prediction. In this paper, we develop a neural network model for hourly…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessReview
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 Special Issue on Advancement in Engineering and Computer Science 2019 & Section Engineering Management (EMM))
Open AccessArticle
6 Pages, 951 KB Download PDF

Enhancing Bodily Movements of the Visually Impaired Children by Airflow

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 308–313, 2019; DOI: 10.25046/aj040439
Abstract:

This study involved three departments of teachers and students. The concept of the flow-motivated exercise implemented with a set of flow nozzles. A computer-controlled airflow with specific music introduced, and the motion responses from the participants were analyzed during the initial test and field study. During the initial examination, we adjusted the magnitude and distance…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2019-20 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 737 KB Download PDF

Event Monitoring using Distributed Pattern Recognition Approach on Integrated IoT-Blockchain Network

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 256–264, 2019; DOI: 10.25046/aj040432
Abstract:

With the advancement in the field of Internet-of-Things (IoT), event monitoring applications have rapidly evolved from a simple event data acquisition towards predictive event analytics involving multi-sensory data aggregation in a distributed environment. Existing event monitoring schemes are mainly relying on ine_cient centralized processing mechanism, which may lead to the common single-point of failure for…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 883 KB Download PDF

Automatic Service Orchestration for e-Health Application

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 244–250, 2019; DOI: 10.25046/aj040430
Abstract:

This paper describes an architectural approach to the development of dynamic service-oriented systems for e-Health using the service orchestration mechanism and semantic technologies. The main idea is the dynamic synthesis of the complex functionality required by user or by software agent. This idea should help to build and easily extend the applied loose-coupled systems without…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 1,813 KB Download PDF

Optical Braille Recognition Software Prototype for the Sinhala Language

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 221–229, 2019; DOI: 10.25046/aj040427
Abstract:

Braille system is purposely made for visually impaired people, to support their literal communication in order to share their knowledge. Louis Braille introduced the braille system consists of series dots which are embossed to read by touching. Early days Braille papers are made manually, but at current days braille documents are made using machines. Due…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 1,039 KB Download PDF

Dysphoria Detection using EEG Signals

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 197–205, 2019; DOI: 10.25046/aj040424
Abstract:

Dysphoria is a state faced when one experienced disappointment. If it is not handled properly, dysphoria may trigger acute stress, anxiety and depression. Typically, the individual who experienced dysphoria are in-denial because dysphoria is always being associated with negative connotations such as incompetency to handle pressure, weak personality and lack of will power. To date,…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Psychiatry (PSY))
Open AccessArticle
9 Pages, 319 KB Download PDF

Well Balanced Multi-value Sequence and its Properties Over Odd Characteristic Field

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 188–196, 2019; DOI: 10.25046/aj040423
Abstract:

The authors propose a well balanced multi-value sequence (including a binary sequence). All the sequence coe_cients (except the zero) appear almost the same in number, thus, the proposed sequence is so called the well balanced sequence. This paper experimentally describes some prominent features regarding a sequence, for instance, its period, autocorrelation, and cross-correlation. The value…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
14 Pages, 1,962 KB Download PDF

Model-Driven Engineering Infrastructure and Tool Support for Petrochemical Industry Automation

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 174–187, 2019; DOI: 10.25046/aj040422
Abstract:

The definition of equipment and components of physical plants is a necessary step towards the development of simulation, control, and supervisory applications for the petrochemical industry. Often it happens that the same plant/equipment is (re)modeled on each application, causing a waste-oftime on repetitive (re)design, besides introducing potential inconsistencies between the models. Moreover, even though each…

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(This article belongs to the Special Issue on Advancement in Engineering and Computer Science 2019 & Section Software Engineering in Computer Science (CSE))
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