Some Issues of Increasing the Efficiency of Electric Machines

Published by Samira KHANAHMEDOVA, Azerbaijan State Oil and Industry UniversityORCID: 0000-0001-8862-1570 Abstract. The article discusses ways to reduce losses to increase efficiency in electric machines. The amount of energy loss is determined by the efficiency coefficient. The issues of changing the size of an electric machine under electromagnetic loads with a constant power source andContinue reading “Some Issues of Increasing the Efficiency of Electric Machines”

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”

Comparison of Compact Fluorescent to Incandescent Bulbs

Published by Dranetz Technologies, Inc., Case Study With the proliferation of Compact Florescent (CF) lighting, we thought it would be interesting to do a side by side comparison to an incandescent bulb using our new Energy Platform EP1. Not only is it a great demonstration of the capabilities of the EP1 but it’s also an opportunity toContinue reading “Comparison of Compact Fluorescent to Incandescent Bulbs”

Heuristic Optimization of PV Energy Penetration to Resilience System Frequency Fluctuation

Published by 1. Afaneen Anwer Abbood1, 2. Hanan Mikhael D. Habbi2, University of Technology-Iraq, Baghdad, (1) , University of Baghdad, Dept. Of Electrical Engineering, Baghdad, Iraq (2)ORCID: 1. 0000-0003-3995-8307; 2. 0000-0003-4982-4345 Abstract. Renewable energy can make the utility grid unstable by causing some problems, such as frequency fluctuations, voltage surges, and power instability because ofContinue reading “Heuristic Optimization of PV Energy Penetration to Resilience System Frequency Fluctuation”

The Solar Photovoltaic Energy Capacity for a Parking Project at USTO University

Published by Nessim Abderrahim BOURAHLA1, Mustapha BENGHANEM2, Hamid BOUZEBOUDJA2, Abed BOUADI2, Ali TAHRI2, Higher school of electrical and energy engineering of ran,’’ESGEE’’,Oran, Algeria (1), University of Science and Technology of Oran,’’USTO-MB’’, Oran, Algeria (2)ORCID: 1. 0009-0001-1479-1355 Abstract. A notable shift towards incorporating decentralized energy resources into electrical grids is currently in progress. This article conductsContinue reading “The Solar Photovoltaic Energy Capacity for a Parking Project at USTO University”

Analysing the Performance of H5 Inverters in a Photovoltaic System

Published by 1. Mohd Sanusi Bin Mohd Mokhtar1, 2. Mohd Shafie Bin Bakar2, 3. Mohd Shawal Bin Jadin2, Paya Besar Community College (1), Faculty of Electrical and Electronics Engineering Technology, Universiti Malaysia Pahang (UMP) (2) ORCID: 2. 0000-0003-2905-6449; 3.0000-0001-6253-7821 Abstract. In this paper, a simulation study on H5 topology is presented. H5 topology is aContinue reading “Analysing the Performance of H5 Inverters in a Photovoltaic System”

Power Quality Analysis: Case Study for Induction Motor and 110/35kV Substation

Published by 1. Nuri Berisha, 2. Bahri Prebreza*, 3. Petrit Emini, Faculty of Electrical and Computer Engineering, University of PrishtinaORCID: 1. 0000-0001-8615-637X; 2. 0000-0003-1950-026X; 3. 0000-0002-2833-9001 Abstract. Power system harmonics have a significant impact on the efficiency, reliability, and stability of the system. Low power quality is determined by undervoltages and overvoltages, dips and swells,Continue reading “Power Quality Analysis: Case Study for Induction Motor and 110/35kV Substation”