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Open AccessArticle
11 Pages, 1,404 KB Download PDF

Limitations of HVAC Offshore Cables in Large Scale Offshore Wind Farm Applications

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 146–156, 2018; DOI: 10.25046/aj030217
Abstract:

The energy marathon is becoming increasingly based on renewable sources, whereas the continuous decrease on the cost of energy production has supported in last decade, for instance, the development of large-scale offshore wind applications. The consistency and availability of the AC-working equipment portfolio is only limited by physical application boundaries, which are quite evident in…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electrical Engineering (ELE))
Open AccessArticle
10 Pages, 924 KB Download PDF

Mission-Critical Systems Design Framework

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 128–137, 2018; DOI: 10.25046/aj030215
Abstract:

Safety-critical systems are well documented and standardized (e.g. IEC 61508, RTCA DO-178B) within system design cycles. However in Defence and Security, systems that are critical to the success of a Mission are not defined within the literature nor are there any guidelines in defining criticality in their design or operational capabilities. When it comes to…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
9 Pages, 884 KB Download PDF

Automated Text Annotation for Social Media Data during Natural Disasters

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 119–127, 2018; DOI: 10.25046/aj030214
Abstract:

Nowadays, text annotation plays an important role within real-time social media mining. Social media analysis provides actionable information to its users in times of natural disasters. This paper presents an approach to a real-time two layer text annotation system for social media stream to the domain of natural disasters. The proposed system annotates raw tweets…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 2,058 KB Download PDF

Detection of ExoMars launcher during its passage over Europe with Space Surveillance radar breadboard

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 99–105, 2018; DOI: 10.25046/aj030212
Abstract:

A bistatic radar breadboard for space surveillance has been developed by ONERA for the European Space Agency. This item was operated during the launch of the ExoMars mission on March 14th 2016. The spacecraft, attached to the Proton launcher, was well detected in real-time during its passage over South Europe. This paper presents the setting…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Aerospace Engineering (EAR))
Open AccessArticle
9 Pages, 910 KB Download PDF

Agent Based Fault Detection System for Chemical Processes using Negative Selection Algorithm

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 90–98, 2018; DOI: 10.25046/aj030211
Abstract:

Recently, the number of industrial accidents of chemical plants has been increasing in Japan. The fault detection system is required to keep chemical plant safely. In this study, a fault detection system for a chemical plant using agent framework and negative selection algorithm was proposed. The negative selection algorithm is one of artificial immune systems.…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
5 Pages, 871 KB Download PDF

Estimating short time interval densities in a CTM-KF model

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 85–89, 2018; DOI: 10.25046/aj030210
Abstract:

On-ramping is being widely used as e method to increase the freeway operational efficiency. The main traffic parameter that must be taken in consideration for the implementation of the feedback control strategies for the on-ramp metering is density on the main section of road. In this paper is given discretized model of traffic which is…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Transportation Science & Technology (TST))
Open AccessArticle
11 Pages, 911 KB Download PDF

Enhanced Outdoor to Indoor Propagation Models and Impact of Different Ray Tracing Approaches at Higher Frequencies

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 58–68, 2018; DOI: 10.25046/aj030207
Abstract:

The main target of this article is to study the provision of indoor service (coverage) using outdoor base station at higher frequencies i.e. 10 GHz, 30 GHz and 60 GHz. In an outdoor to indoor propagation, an angular wall loss model is used in the General Building Penetration (GBP) model for estimating the additional loss…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Telecommunications (TEL))
Open AccessArticle
9 Pages, 4,674 KB Download PDF

Interference Avoidance using Spatial Modulation based Location Aware Beamforming in Cognitive Radio IOT Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 49–57, 2018; DOI: 10.25046/aj030206
Abstract:

The Internet of Things (IOT) is a revolutionary communication technology which enables numerous heterogeneous objects to be inter-connected. In such a wireless system, interference management between the operating devices is an important challenge. Cognitive Radio (CR) seems to be a promising enabler transmission technology for the 5G-IOT system. The “sense-and-adapt” smart transmission strategy in CR…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Telecommunications (TEL))
Open AccessArticle
9 Pages, 1,662 KB Download PDF

An Advanced Algorithm Combining SVM and ANN Classifiers to Categorize Tumor with Position from Brain MRI Images

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 40–48, 2018; DOI: 10.25046/aj030205
Abstract:

Brain tumor is such an abnormality of brain tissue that causes brain hemorrhage. Therefore, apposite detections of brain tumor, its size, and position are the foremost condition for the remedy. To obtain better performance in brain tumor and its stages detection as well as its position in MRI images, this research work proposes an advanced…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
13 Pages, 1,719 KB Download PDF

Cancer Mediating Genes Recognition using Multilayer Perceptron Model- An Application on Human Leukemia

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 2, Page # 8–20, 2018; DOI: 10.25046/aj030202
Abstract:

In the present article, we develop multilayer perceptron model for identification of some possible genes mediating different leukemia. The procedure involves grouping of gene based correlation coefficient and finally select of some possible genes. The procedure has been successfully applied three human leukemia gene expression data sets. The superiority of the procedure has been demonstrated…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
16 Pages, 3,319 KB Download PDF

Two-Stage Performance Engineering of Container-based Virtualization

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 521–536, 2018; DOI: 10.25046/aj030163
Abstract:

Cloud computing has become a compelling paradigm built on compute and storage virtualization technologies. The current virtualization solution in the Cloud widely relies on hypervisor-based technologies. Given the recent booming of the container ecosystem, the container-based virtualization starts receiving more attention for being a promising alternative. Although the container technologies are generally considered to be…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
5 Pages, 812 KB Download PDF

Tracking and Detecting moving weak Targets

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 467–471, 2018; DOI: 10.25046/aj030157
Abstract:

Detect and tracking of moving weak targets is a complicated dynamic state estimation problem whose difficulty is increased in case of high clutter conditions or low signal to noise ratio (SNR). In this case, the track-before-detect filter (TBDF) that uses unthresholded measurements considers as an effective method for detecting and tracking a single target under…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Telecommunications (TEL))
Open AccessArticle
8 Pages, 816 KB Download PDF

Co-designed accelerator for homomorphic encryption applications

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 426–433, 2018; DOI: 10.25046/aj030152
Abstract:

Fully Homomorphic Encryption (FHE) is considered as a key cryptographic tool in building a secure cloud computing environment since it allows computing arbitrary functions directly on encrypted data. However, existing FHE implementations remain impractical due to very high time and resource costs. These costs are essentially due to the computationally intensive modular polynomial multiplication. In…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electronic Engineering (EEE))
Open AccessArticle
6 Pages, 718 KB Download PDF

The method of correlation investigation of acoustic signals with priority placement of microphones

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 412–417, 2018; DOI: 10.25046/aj030150
Abstract:

Examples of analytical calculations of the system characteristics of the hardware and time complexity of the correlation system based on a certain number of microphones and the corresponding number of interrelations are presented. The structural solutions of the hardware special processor implementation of such class of multichannel devices for recognition and identification of types and…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electronic Engineering (EEE))
Open AccessArticle
7 Pages, 850 KB Download PDF

Non-rigid Registration for 3D Active Shape Liver Modeling

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 366–372, 2018; DOI: 10.25046/aj030145
Abstract:

To avoid biopsies, doctors use non invasive medical techniques such as the computed tomography. Even that, the detection of the liver remains a big challenge because of the gray level and shape variations which depend on patients and acquisition modalites. In this work, we propose to create a 3D liver model in the training phase…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
9 Pages, 897 KB Download PDF

Theoretical Investigation of Combined Use of PSO, Tabu Search and Lagrangian Relaxation methods to solve the Unit Commitment Problem

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 357–365, 2018; DOI: 10.25046/aj030144
Abstract:

Solving the Unit Commitment problem (UCP) optimizes the combination of production units operations and determines the appropriate operational scheduling of each production units to satisfy the expected consumption which varies from one day to one month. Besides, each production unit is conducted to constraints that render this problem complex, combinatorial and nonlinear. In this paper,…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electrical Engineering (ELE))
Open AccessArticle
6 Pages, 2,704 KB Download PDF

Signal-Based Metamodels for Predictive Reliability Analysis and Virtual Testing

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 342–347, 2018; DOI: 10.25046/aj030141
Abstract:

In the current industrial development, an increasing number of sensors is applied for monitoring of any kind of appliances and machines. A predictive mathematical model allows for realistic assessment of the health state of the appliance, indication of service requirements, as well as control of the appliance, serving as so-called digital twin on a control…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Aerospace Engineering (EAR))
Open AccessArticle
13 Pages, 3,139 KB Download PDF

Mission Profile Analysis of a SiC Hybrid Module for Automotive Traction Inverters and its Experimental Power-loss Validation with Electrical and Calorimetric Methods

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 329–341, 2018; DOI: 10.25046/aj030140
Abstract:

This paper investigates the efficiency benefits of replacing the Silicon diodes of a commercial IGBT module for the main inverter application of an electric vehicle with Silicon Carbide diodes, leaving the package, operating conditions and the system unchanged. This ensures that the comparison is directly between the chip technologies without any scope for discrepancies arising…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electronic Engineering (EEE))
Open AccessArticle
7 Pages, 712 KB Download PDF

A Dynamic Reallocation Based Window Access Scheme for Enhancing QoS of Vehicular Ad-hoc Networks (VANETs)

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 322–328, 2018; DOI: 10.25046/aj030139
Abstract:

This article proposes a new MAC scheme for Vehicle-to-Infrastructure (V2I) communications that dynamically reallocates unused TDMA slots. By maintaining a balanced waiting time, the proposed TDMA based scheduling scheme allocates TDMA slots in a rational way to minimize merging and one-hop neighboring collision. The proposed scheme ensures dynamic reallocation of unused slots by using “time…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Telecommunications (TEL))
Open AccessArticle
8 Pages, 752 KB Download PDF

Measuring modifiability in model driven development using object oriented metrics

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 244–251, 2018; DOI: 10.25046/aj030130
Abstract:

Model driven development is an important role in software engineering. It consists of multiple transformation functions. This development is a paradigm for writing and implementing computer program quickly, effectively, at minimum cost and reducing development efforts because it transforms design model to object-oriented code. Our approach is rule-based model driven development in which textual Umple…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 712 KB Download PDF

Estimation of digital protection devices applicability on basis of multiple characterizing parameters

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 198–204, 2018; DOI: 10.25046/aj030123
Abstract:

The contemporary electrical power systems (EPS) impose increased requirements for the functionality of the protection systems. The necessity of improved EPS stability is in some extent resulting of the increased integration of renewable sources of electrical energy. The future grid development gives perspective for connection of more converter based generations. The power electronic schemes and…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
23 Pages, 1,293 KB Download PDF

Linear algebra as an alternative approach to the synthesis of digital devices of automation and control systems

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 168–190, 2018; DOI: 10.25046/aj030121
Abstract:

The article considers linear algebra as an alternative mathematical tool of logic synthesis of digital structures to Boolean algebra and synthesis methods of digital electronic component base (ECB) on its ground. The methods of solving the applied problems of logic synthesis are shown, including the expansion of an arbitrary logic function by means of monotonic…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Automation & Control Systems (ACS))
Open AccessArticle
8 Pages, 935 KB Download PDF

Analysis of Outdoor and Indoor Propagation at 15 GHz and Millimeter Wave Frequencies in Microcellular Environment

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 160–167, 2018; DOI: 10.25046/aj030120
Abstract:

The main target of this article is to perform the multidimensional analysis of multipath propagation in an indoor and outdoor environment at higher frequencies i.e. 15 GHz, 28 GHz and 60 GHz, using “sAGA” a 3D ray tracing tool. A real world outdoor Line of Sight (LOS) microcellular environment from the Yokusuka city of Japan…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Telecommunications (TEL))
Open AccessArticle
7 Pages, 1,001 KB Download PDF

Development of Indicators for Technical Condition Indexing of Power Transformers

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 148–154, 2018; DOI: 10.25046/aj030118
Abstract:

Reliable operation of a power transformer with a certain load depends on the technical condition of individual construction parts and the ability to prevent defects that can cause a failure. During the lifecycle of a transformer, valuable data is constantly accumulated, which forms the basis for technical or risk assessment of the equipment. Therefore it…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electrical Engineering (ELE))
Open AccessArticle
5 Pages, 2,550 KB Download PDF

Modelling of the resistance heating of the moving molybdenum sheet

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 130–134, 2018; DOI: 10.25046/aj030116
Abstract:

This article describes the modeling procedure of a direct resistive heat model of the molybdenum sheet and its simulation with electrodes made from various materials. The main characteristic of the proposed model is its dynamic behavior, because model considers the movement of the molybdenum sheet. The simulation results are mutually compared and the optimal material…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Composites in Materials Science (MCM))
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