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”
Tag Archives: energy-efficiency
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”
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”
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”
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”
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”
The Optimisation of the Usage of Electricity from a Wind Turbine in a Household
Published by Wiesław MICZULSKI1, Oliwia PERS2, Uniwersytet Zielonogórski, Instytut Metrologii, Elektroniki i Informatyki (1), ETB Solution GmbH (2) ORCID: 1. 0000-0002-8175-0078; 2. 0000-0002-2962-5261 Abstract. The article presents the concept of an algorithm that optimizes energy management in a household. The algorithm optimizes the usage of the energy from a wind turbine and ensures the greatestContinue reading “The Optimisation of the Usage of Electricity from a Wind Turbine in a Household”
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”
Determination of Electrical and Efficiency Parameters of Air Cooling of Low-Temperature PEM Fuel Cell Stack with Power of 5kW
Published by Andrzej RAŹNIAK1, Magdalena DUDEK1, Tomasz SIWEK1, Piotr DUDEK2, Wojciech KALAWA1, AGH – Akademia Górniczo – Hutnicza im. Stanisława Staszica w Krakowie, Wydział Energetyki i Paliw (1) AGH – Akademia Górniczo – Hutnicza im. Stanisława Staszica w Krakowie, Wydział Inżynierii Mechanicznej i Robotyki (2) Abstract: The possibilities of using low-temperature hydrogen-oxygen fuel cells withContinue reading “Determination of Electrical and Efficiency Parameters of Air Cooling of Low-Temperature PEM Fuel Cell Stack with Power of 5kW”
Loss of Energy in Electrical Networks with Capacitor Banks under Optimal Reactive Power Control
Published by Stanilav S. Girshin1, Aleksandr AY. Bigun1, Nikolay А. Mel’nikov1, Elena V. Petrova1, Vladislav M. Trotsenko1, Dmitry S. Osipov2, Vladimir N. Goryunov1, Omsk State Technical University (1), Yugra State University (2) Russian Federation Abstract. One of the key indicators of the energy efficiency of electrical power systems should include the level of electric powerContinue reading “Loss of Energy in Electrical Networks with Capacitor Banks under Optimal Reactive Power Control”
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