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Utilization of Low-Reactivity Fuels for Decentralized Energy Supply


Work number - P 19 FILED

Presented Volodymyr Hnatiuk Ternopil National Pedagogical University

Methodological foundations, technologies, and equipment have been developed to enable decentralized energy generation in Ukraine through the energy-efficient and environmentally safe utilization of non-standardized, low-reactivity solid and liquid fuels from various sources. Burning these fuels in existing energy systems is either inefficient, environmentally hazardous, or fundamentally unfeasible.

         A high-efficiency bioresource technology has been created for burning mixed, heavy-flowing agricultural biomass in jet-vortex bioheat generators. This biomass, which varies in particle size and moisture content of up to 40%, accumulates in large quantities each year after processing corn, sunflower, wheat, rapeseed, and other crops and is currently considered waste. Research on thermochemical decomposition and combustion of various biomass mixtures has been conducted to ensure stable heat energy generation. Using simulation, numerical 3D modeling and industrial research, an automated control system has been developed to optimize biomass preparation and combustion processes. These processes are fine-tuned through multi-parameter optimization using artificial intelligence.

         A methodology for hydrocavitation activation has been developed to enhance the production, preparation, and combustion of new types of composite fuels based on low-reactivity fuel components and industrial waste from various sources. This approach ensures highly efficient and environmentally safe combustion of these energy resources, with the added benefit of additional heat energy generation and fire-safe waste disposal.

         The installed capacity of bioheat generators implemented over the past decade exceeds 47.0 MW, yielding an economic benefit of over 800 million UAH. Further deployment of these bioheat generators could lead to natural gas savings of more than 10 billion cubic meters per year, equivalent to 160 billion UAH. Industrial implementation of hydrocavitation technologies could result in up to a 10% reduction in hydrocarbon energy consumption for thermal and electric energy production.

 

Number of publications: 1 individual monograph, 3 collective monographs, 3 textbooks and manuals, 25 articles in journals included in category "A" (including 17 in foreign publications) and 44 articles in journals included in category "B". The total number of references to the authors' publications/h-index on the work according to the databases is respectively: Web of Science - 12/3; Scopus - 28/3; Google Scholar - 576/8. 14 Ukrainian patents for invention and 2 patents for utility models have been obtained.

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