Tag: renewable energy

Designing microgrids with renewable energy sources and energy storage systems

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. Designing microgrids with renewable energy sources and energy storage systems//Science online: International Scientific e-zine - 2024. - №6. - https://nauka-online.com/en/publications/technical-sciences/2024/6/06-30/

Annotation: The article discusses the design of microgrids that use renewable energy sources and energy storage systems as a controlled local power system that operates in both grid-connected and island mode. The goal is to present an integrated approach that combines the choice of architectural design (AC/DC/hybrid), the selection of distributed energy resources (DER) and energy storage systems (ESS), and management requirements (power quality control, energy management system) within the framework of the IEEE 1547 and 2030 standards. Key methods for modeling and optimization, such as multicriteria and stochastic optimization, are described, as well as the main challenges to implementation, such as variability in generation, cyber resilience, and costs. Examples of successful projects demonstrate improvements in reliability, flexibility, and economic efficiency for local power systems.

Domestic energy system: European vector and risks of war with Russia

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. Domestic energy system: European vector and risks of war with Russia//Science online: International Scientific e-zine - 2023. - №4. - https://nauka-online.com/en/publications/economy/2023/4/07-11/

Annotation: The article examines the state and peculiarities of the functioning of the energy system of Ukraine in the modern day and their compliance with the development trends of the world and European energy industry. It was determined that the energy sector of developed countries, in particular the EU, is undergoing a transformation in the direction of decarbonization and increasing the share of renewable energy in meeting production and consumption needs. The priority areas of integration of the domestic energy system into the European space on the eve of the war with the Russian Federation have been identified. The main problems of the functioning of the energy system of Ukraine in the conditions of military aggression by the Russian Federation are revealed.

Financial presence of households in the electricity market

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. Financial presence of households in the electricity market//Science online: International Scientific e-zine - 2019. - №12. - https://nauka-online.com/en/publications/economy/2019/12/finansova-prisutnist-domogospodarstv-na-rinku-elektroenergiyi/

Annotation: The article investigates the essence of the financial approach to financial support for the development of energy sector enterprises. The priority actions of generating electricity for the household are substantiated.

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