Published by Bartosz DOMINIKOWSKI, Politechnika Łódzka, Instytut Systemów Inżynierii Elektrycznej. ORCID: 1. 0000-0002-4762-2005 Abstract. Differential amplifiers in measuring systems are often exposed to external factors, which may lead to disturbance of their proper operation. Due to the capabilities of microprocessor systems, the intelligent algorithms work well in systems for diagnosing circuit errors such as aContinue reading “Intelligent Redundant Measuring Circuit with Primary Circuit Error Detection”
Yearly Archives: 2024
Analysis of Interactions in the Circuit of the Power System with Nonlinear Load and LC Passive Filter
Published by Mirosław WCIŚLIK, Paweł STRZĄBAŁA,Kielce University of Technology, Department of Electric Engineering, Automatic Control and Computer Science Abstract. The paper deals with an AC circuit containing the nonlinear load and a LC passive filter. Nonlinear load voltage at the power terminals proportional to the signum function of current is considered. The current-voltage characteristic ofContinue reading “Analysis of Interactions in the Circuit of the Power System with Nonlinear Load and LC Passive Filter”
Analysis of Selected Power Quality Indicators at Non-Measured Distribution Network Points Based on Measurements at Other Points
Published by Andrzej FIRLIT, Bogusław ŚWIĄTEK, Zbigniew HANZELKA, Krzysztof PIĄTEK, Mateusz DUTKA, Tomasz SIOSTRZONEK, AGH University of Science and Technology, Krakow, Poland Abstract. The article presents a method enabling estimation of the selected power quality indicators at a given point of a power network, on the basis of the power quality indicators recorded at theContinue reading “Analysis of Selected Power Quality Indicators at Non-Measured Distribution Network Points Based on Measurements at Other Points”
Siting Hydropower Plant by Rough Set and Combinative Distance-Based Assessment
Published by Ahmed M. Agwa1,2, Shaaban M. Shaaban1,3, Northern Border University (1), Al-Azhar University (2), Menoufia University (3), Egypt Abstract. Each power plant (PP) is solo entity whose construction site is determined by different criteria in accordance with some physical rules. Latterly, great importance is provided to siting PP in inexact surroundings. Multiple-criteria decision-making forContinue reading “Siting Hydropower Plant by Rough Set and Combinative Distance-Based Assessment”
Particle Swarm Optimization Algorithm for Solar PV System under Partial Shading
Published by Fawaz S. Abdulla1, Ali N. Hamoodi2, Abdulaziz M. Kheder3, Northern Technical University, Engineering Technical College of Mosul, Mosul, Iraq. ORCID. 1. 0000-0002-6888-0580, 2. /000-0003-0991-3538, 3. 0000-0003-2606-4697 Abstract. Conventional maximum power point tracking (MPPT) has several demits such as steady-state oscillation and the inability to distinguish between multipacks generated under partial shading conditions (PSC).Continue reading “Particle Swarm Optimization Algorithm for Solar PV System under Partial Shading”
Inrush Current Impact Limitation in Smart Building Applications
Published by 1. Mariusz STOSUR1, 2. Kacper SOWA2, 3. Piotr ORAMUS1, 4. Adam RUSZCZYK2, 5. Pawel ALOSZKO3,ABB E-mobility, Krakow, Poland (1), ABB Technology Center, Krakow, Poland (2), ABB Corporate Technology Center, Krakow, Poland (3)ORCID. 1. 0000-0002-1522-3405, 2. 0000-0001-8246-2337, 3. 0000-0002-4810-3936, 4. 0000-0001-7477-8139, 5. 0000-0002-1668-6292 Abstract: This paper presents a hybrid switches based on semiconductors andContinue reading “Inrush Current Impact Limitation in Smart Building Applications”
Analysis of Changes in Electrical Parameters of Photovoltaic Roof Tiles Depending on the Place of Shading and Connection Configuration
Published by Dariusz KURZ1, Ryszard NAWROWSKI2, Szczepan KAŁUŻA3, Politechnika Poznańska, Instytut Elektrotechniki i Elektroniki Przemysłowej (1)ORCID: 1. 0000-0002-6737-0052; 2.0000-0003-0974-2935 Abstract. The paper presents the research on the influence of the connection configuration and the location of the PV cells shading on the output parameters of photovoltaic roof tiles. The problem of shading occurs in allContinue reading “Analysis of Changes in Electrical Parameters of Photovoltaic Roof Tiles Depending on the Place of Shading and Connection Configuration”
Optimization of the Reliability of Power Electric Distribution Grids MV with the use of Heuristic Algorithms
Published by Wojciech NITA1, Sylwester FILIPIAK2, PGE Dystrybucja S.A. Oddział Skarżysko-Kamienna (1), Politechnika Świętokrzyska (2) Abstract — The article aims to present the application of selected heuristic algorithms to improve the reliability indices of MV distribution grids. Improving the reliability and efficiency of power distribution grids is currently a topical and important issue. The paperContinue reading “Optimization of the Reliability of Power Electric Distribution Grids MV with the use of Heuristic Algorithms”
Statistical Analysis and Modeling of the Reliability of Overhead Low Voltage Lines
Published by Łukasz GRĄKOWSKI, Andrzej Ł. CHOJNACKI, Katarzyna GĘBCZYK, Kornelia BANASIK Kielce University of Technology, Faculty of Electrical Engineering, Automatic Control and Computer Science Abstract: The paper present a thorough analysis of seasonality and causes of failures of low voltage overhead lines. Such lines are mainly characteristic of rural areas. An average duration of failures,Continue reading “Statistical Analysis and Modeling of the Reliability of Overhead Low Voltage Lines”
Switching Strategies of Single Stage Battery based Microgrid
Published by Sudhakiran Ponnuru1, Ashok Kumar R1, Jothi Swaroopan NM2, Annamalai University (1), RMK Engineering College (2), India ORCID: 1. 0000-0002-5345-5709, 2. 0000-0001-6994-7591, 3. 0000-0001-7671-5190 Abstract. Renewable sources creates new opportunity when it is integrated with the microgrid increasing the energy efficiency of the system. This paper focuses on the adaptive control strategies which utilizesContinue reading “Switching Strategies of Single Stage Battery based Microgrid”
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