Manage Your Energy Expenses

Published by Dranetz Technologies, Inc., Case Study Utility energy and demand costs have a direct impact on a company’s bottom line. In fact, a typical commercial or industrial facility can save from 10% to as much as 35% annually on energy costs by implementing a comprehensive energy management plan. And while each facility will require an organizedContinue reading “Manage Your Energy Expenses”

Modelling of Passive Cooling Systems for Solar Panels

Publised by Oleh HOLOVKO1, Adam KONIECZKA2, Adam DĄBROWSKI3, Politechnika Poznańska, Wydział Automatyki, Robotyki i Elektrotechniki (1, 2, 3)ORCID: 2. 0000-0002-0362-3006; 3. 0000-0002-9385-6080O Abstract. This paper proposes a method for evaluating the efficiency of passive cooling systems of solar panels in a type of radiator using CFD simulations. The movement of air through the cooling systemContinue reading “Modelling of Passive Cooling Systems for Solar Panels”

Power System Flexibility Assessment for Future Flexibility Needs: High-Level Screening Method of the Macedonian Power System

Published by 1. Stojan MALCHESKI1, 2. Sime KUZAREVSKI1, 3. Jovica VULETIC2, 4. Jordanco ANGELOV2, 5. Mirko TODOROVSKI2, Macedonian Transmission System Operator (MEPSO) (1), University of Ss. Cyril and Methodius, Faculty of Electrical Engineering and Information Technologies, Power Systems Department (2) ORCID: 1. /; 2. /; 3. 0000-0002-1009-7315; 4. 0000-0002-8749-6306; Abstract. With the European aim toContinue reading “Power System Flexibility Assessment for Future Flexibility Needs: High-Level Screening Method of the Macedonian Power System”

Energy Management for Healthcare Facilities

Published by Dranetz Technologies, Inc., Case Study Energy and demand costs have a direct impact on a company’s bottom line. In fact, the cost of energy is one of the most commonly mismanaged expenses, regardless of a company’s size or the industry represented. In healthcare facilities energy management can be more difficult than any other industry, becauseContinue reading “Energy Management for Healthcare Facilities”

Adaptive Control for Power Management Based on Renewable Energy

Published by Mahmood T. Alkhayyat1, Laith A. Khalaf2, Mohammed Y. Suliman3, Northern Technical University. ORCID: 1. 0000-0001-6119-7845; 2. 0000-0003-1602-6152; 3. 0000-0002-1250-6362 Abstract. A special form of energy system that can be utilized to provide all the energy needed in the globe is the renewable hybrid system. In order to successfully use renewable energy and decreaseContinue reading “Adaptive Control for Power Management Based on Renewable Energy”

Increasing Penetration of Renewable Sources into Power System in Poland

Published by Tomasz SIEŃKO1, Jerzy SZCZEPANIK2, Cracow University of Technology, Krakow Poland (1), Cracow University of Technology, Krakow Poland (2) ORCID: 1. 0000-0002-3645-5694; 2. 0000-0001-5633-8359 Abstract. Increased Penetration of the Polish Power Supply System by renewable sources (RES) leads to a number of serious and new problems. The problems are associated with evacuating energy fromContinue reading “Increasing Penetration of Renewable Sources into Power System in Poland”

The Critical Role of Power Quality Evaluation in Solar Installations

Published by Dranetz Technologies, Inc., Application Note EXECUTIVE SUMMARY As solar photovoltaic (PV) systems become more prevalent in commercial and industrial environments, the emphasis on financial return and concise performance expectations has rightly intensified. However, one often-overlooked aspect of solar deployment is the comprehensive evaluation of power quality (PQ)—both before and after installation. By identifying existing gridContinue reading “The Critical Role of Power Quality Evaluation in Solar Installations”

Selected Voltage Control Methods in LV Local Distribution Grids with High Penetration of PV

Published by Paweł SZCZEŚNIAK1, Piotr POWROŹNIK2, Elżbieta SZTAJMEC3, University of Zielona Góra, Institute of Automatic Control, Electronics and Electrical Engineering (1), University of Zielona Góra, Institute of Metrology, Electronics and Computer Science (2), Rzeszow University of Technology, Departament of Power Electronics and Power Engineering (3)ORCID: 1.0000-0002-5822-3878; 2.0000-0001-7485-9959; 3.0000-0002-2125-0207 Abstract. The growth in new prosumer electricityContinue reading “Selected Voltage Control Methods in LV Local Distribution Grids with High Penetration of PV”

Project of a Stratospheric Photovoltaic Power Station

Published by Stanisław BEDNAREK, Department of Physics and Applied Informatics, University of Łódź Abstract. The aim of this article is to present an innovative concept, concerning the design of a photovoltaic power plant located in the stratosphere. The most important advantage of this location is the increased access to solar energy, which can be convertedContinue reading “Project of a Stratospheric Photovoltaic Power Station”

Diagnostics of Electric Drive Electric Vehicle with Valve Motor

Published by 1. Yurii Borodenko 1, 2. Shchasiana Arhun 1,2, 3. Andrii Hnatov 1, 4. Nadezhda Kunicina 2, Martins Bisenieks 2, 6. Vasiliy Migal 3, 7. Hanna Hnatova 1,2 , Department of Vehicle Electronics, Kharkiv National Automobile and Highway University, Khrakiv, Ukraine; docentmaster@gmail.com (Yu.B.); shasyana@gmail.com (Shch.A); kalifus76@gmail.com (A.H.); annagnatova22@gmail.com (H.H.) (1) Riga Technical University, FacultyContinue reading “Diagnostics of Electric Drive Electric Vehicle with Valve Motor”