Methods of Calculating Solar Insolation for the Assessment of Energy Efficiency of Solar Power Plants

Published by Sergey CHIZHMA, Artyom ZAKHAROV, Immanuel Kant Baltic Federal University (Kaliningrad, Russia) Abstract. The authors explore a number of methods of calculating insolation on a tilted arbitrarily oriented surface and choose the most efficient one for conducting the performance and efficiency analysis of solar power plants. The validity of the method is tested usingContinue reading “Methods of Calculating Solar Insolation for the Assessment of Energy Efficiency of Solar Power Plants”

Fuzzy Logic-Based Control Strategy for Hourly Power Dispatch of Grid-Connected Photovoltaic with Hybrid Energy Storage

Published by 1. Mohd Afifi JUSOH, 2. Muhamad Zalani DAUD, 3. Mohd Zamri IBRAHIM, Faculty of Ocean Engineering Technology and Informatics, Universiti Malaysia Terengganu, 21030 Kuala Nerus, Terengganu MalaysiaORCID: 1. 0000-0001-9929-4640; 2. 0000-0003-3003-3068; 3. 0000-0002-9439-8552 Abstract. The inconsistency of solar irradiance and temperature have led to unpredictable output power fluctuation of photovoltaic (PV) system. ThisContinue reading “Fuzzy Logic-Based Control Strategy for Hourly Power Dispatch of Grid-Connected Photovoltaic with Hybrid Energy Storage”

Wind Farms in the Process of Voltage Regulation in the Power System

Published by Ľubomír BEŇA1, Paweł KUT2,Rzeszow University of Technology, Faculty of Electrical and Computer Engineering (1)Rzeszow University of Technology, Faculty of Civil and Environmental Engineering and Architecture (2) Abstract. The large number of wind farms in the power system makes it possible to use them in the process of voltage regulation in the nodes toContinue reading “Wind Farms in the Process of Voltage Regulation in the Power System”

Analysis of the Impact of a Wind Farm on the Quality of Electricity in the Distribution Grid

Published by Joanna KOZIEŁ, Grzegorz KOMARZYNIEC, Andrzej WAC-WŁODARCZYK, Ryszard GOLEMAN, Department of Electrical Engineering and Electrotechnologies, Lublin University of Technology Abstract. The article presents the characteristics of the net power of a wind farm as a function of wind speed, and lists the factors determining the selection of a wind farm. Classification of large windContinue reading “Analysis of the Impact of a Wind Farm on the Quality of Electricity in the Distribution Grid”

Influence of Dispersed Generation on Reliability of Electric Network

Published by Juliya MALOGULKO, Svyatoslav VYSHNEVSKY , Iryna KOTYLKO, Natalia SOBCHUK, Vinnitsa National Technical University Abstract. The article analyzes the pace of increase in the generation of photovoltaic stations in the context of the combined electricity system of Ukraine and the energy supply company of PJSC “Vinnytsyaoblenergo”. An analysis of existing regulatory documents regulating theContinue reading “Influence of Dispersed Generation on Reliability of Electric Network”

Practical Experiences and Mitigation Methods of Harmonics in Wind Power Plants

Published by Babak Badrzadeh, Senior Member, IEEE, and Manoj Gupta IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS, VOL. 49, NO. 5, SEPTEMBER/OCTOBER 2013 Abstract—This paper discusses practical experiences and mitigation methods of harmonics in wind power plants. Traces obtained from harmonic measurements of actual wind turbines are presented for the type 3 and type 4 turbines, andContinue reading “Practical Experiences and Mitigation Methods of Harmonics in Wind Power Plants”

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”

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”

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”

Residual Current Devices in Installations with PV Energy Sources

Published by Stanislaw CZAPP, Gdańsk University of Technology. ORCID: 0000-0002-1341-8276 Abstract. The paper presents the principles of residual current devices (RCDs) application in photovoltaic (PV) installations. Provisions of standards in this regard are commented on, in particular, attention is drawn to the lack of obligation to use of RCDs in PV installations. The issue ofContinue reading “Residual Current Devices in Installations with PV Energy Sources”